/* =====================================================
   ChalcedonX - Main Stylesheet
   A stunning, animation-rich portfolio website
   ===================================================== */

/* -------------------- CSS Variables -------------------- */
:root {
    /* ========================================
       Studio Ghibli + 灰色系 (Grey Harmony) Palette
       Inspired by 风水, 气韵, 随类赋彩 principles
       ======================================== */

    /* Backgrounds - Warm, inviting cream tones (阴阳 balance) */
    --color-bg-primary: #FBF8F3;
    --color-bg-secondary: #F5F0E8;
    --color-bg-tertiary: #EDE6DA;
    --color-bg-card: rgba(255, 252, 247, 0.95);

    /* 随类赋彩 - Colors According to Nature */
    /* Sky/Wisdom Blue - 智慧 (zhihui) - for learning */
    --color-accent-primary: #5B8FB9;
    /* Forest/Growth Green - 成长 (chengzhang) - for development */
    --color-accent-secondary: #7DB87D;
    /* Sunset/Joy Orange - 喜悦 (xiyue) - for playfulness */
    --color-accent-tertiary: #E8A87C;
    /* Warm Gold - 温暖 (wennuan) - for highlights */
    --color-accent-gold: #D4A574;
    /* Soft Lavender - 平静 (pingjing) - for calm */
    --color-accent-lavender: #A8A0C4;
    /* Ghibli Sky Blue */
    --color-sky: #87CEEB;
    /* Soft Coral/Peach */
    --color-peach: #F5B895;

    /* 灰色系 - Grey-toned text for harmony */
    --color-text-primary: #3D3D3D;
    --color-text-secondary: #5A5A5A;
    --color-text-muted: #8B8B8B;
    --color-text-light: #A8A8A8;

    /* 气韵 - Gradients with life energy */
    --gradient-primary: linear-gradient(135deg, #5B8FB9 0%, #7DB87D 50%, #E8A87C 100%);
    --gradient-accent: linear-gradient(90deg, #5B8FB9, #A8A0C4);
    --gradient-sky: linear-gradient(180deg, #87CEEB 0%, #FBF8F3 100%);
    --gradient-sunset: linear-gradient(135deg, #F5B895 0%, #E8A87C 50%, #D4A574 100%);
    --gradient-glow: radial-gradient(circle, rgba(91, 143, 185, 0.1) 0%, transparent 70%);

    /* Nature-inspired shadows */
    --shadow-soft: 0 4px 20px rgba(61, 61, 61, 0.08);
    --shadow-medium: 0 8px 30px rgba(61, 61, 61, 0.12);
    --shadow-lifted: 0 12px 40px rgba(61, 61, 61, 0.15);

    /* Typography */
    --font-primary: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    --spacing-3xl: 8rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-elastic: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(91, 143, 185, 0.2);

    /* Container */
    --container-max: 1280px;
    --container-padding: 2rem;

    /* Ghibli-inspired organic borders */
    --border-subtle: 1px solid rgba(61, 61, 61, 0.1);
    --border-accent: 1px solid rgba(91, 143, 185, 0.3);
}

/* -------------------- Reset & Base -------------------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    cursor: auto;
    /* Subtle paper texture feeling */
    background-image:
        radial-gradient(ellipse at 20% 0%, rgba(135, 206, 235, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(245, 184, 149, 0.08) 0%, transparent 50%);
}

/* Custom Cursor Styling - Soft, organic feel */
@media (pointer: fine) {
    .cursor {
        width: 8px;
        height: 8px;
        background: var(--color-accent-primary);
        border-radius: 50%;
        position: fixed;
        pointer-events: none;
        z-index: 10001;
        -webkit-transition: -webkit-transform 0.1s ease;
        transition: -webkit-transform 0.1s ease;
        transition: transform 0.1s ease;
        transition: transform 0.1s ease, -webkit-transform 0.1s ease;
        opacity: 0.8;
        will-change: transform;
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
    }

    .cursor-follower {
        width: 36px;
        height: 36px;
        border: 1.5px solid var(--color-accent-primary);
        border-radius: 50%;
        position: fixed;
        pointer-events: none;
        z-index: 10000;
        -webkit-transition: -webkit-transform 0.2s ease, width 0.3s ease, height 0.3s ease;
        transition: -webkit-transform 0.2s ease, width 0.3s ease, height 0.3s ease;
        transition: transform 0.2s ease, width 0.3s ease, height 0.3s ease;
        transition: transform 0.2s ease, width 0.3s ease, height 0.3s ease, -webkit-transform 0.2s ease;
        opacity: 0.5;
        will-change: transform;
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
    }

    .cursor-follower.hover {
        width: 50px;
        height: 50px;
        border-color: var(--color-accent-secondary);
        opacity: 0.7;
    }
}

@media (pointer: coarse) {
    body {
        cursor: auto;
    }

    .cursor,
    .cursor-follower {
        display: none;
    }
}

a,
button {
    cursor: pointer;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    font-family: inherit;
    border: none;
    background: none;
}

ul,
ol {
    list-style: none;
}

/* -------------------- Utility Classes -------------------- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* -------------------- Preloader - Ghibli Style -------------------- */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #E8F4F8 0%, #FBF8F3 50%, #F5F0E8 100%);
    z-index: 10002;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-inner {
    text-align: center;
}

.preloader-logo .logo-text {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: -0.5px;
}

.preloader-logo .logo-x {
    color: var(--color-accent-primary);
}

.loading-bar {
    width: 180px;
    height: 4px;
    background: rgba(91, 143, 185, 0.15);
    border-radius: var(--radius-full);
    margin-top: var(--spacing-lg);
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    width: 0;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    animation: loading 2s ease-in-out forwards;
}

@keyframes loading {
    0% {
        width: 0;
    }

    60% {
        width: 75%;
    }

    100% {
        width: 100%;
    }
}

/* -------------------- Navigation - 风水 Flow -------------------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    transition: all var(--transition-slow);
}

.navbar.scrolled {
    background: rgba(251, 248, 243, 0.95);
    backdrop-filter: blur(12px);
    padding: var(--spacing-sm) 0;
    box-shadow: 0 2px 20px rgba(61, 61, 61, 0.08);
    border-bottom: 1px solid rgba(91, 143, 185, 0.1);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: transform var(--transition-base);
}

.nav-logo:hover {
    transform: scale(1.05);
}

.nav-logo img {
    height: 32px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--color-text-primary);
    font-family: var(--font-primary);
}

.logo-x {
    color: var(--color-accent-primary);
    font-weight: 700;
}

.preloader-logo-text {
    font-size: 2.5rem;
}

@keyframes pulse-glow {

    0%,
    100% {
        filter: drop-shadow(0 0 3px rgba(91, 143, 185, 0.3));
    }

    50% {
        filter: drop-shadow(0 0 12px rgba(91, 143, 185, 0.5));
    }
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    position: relative;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    transition: color var(--transition-base);
    border-radius: var(--radius-md);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-accent-primary);
    transition: width var(--transition-base);
    border-radius: var(--radius-full);
}

.nav-link:hover {
    color: var(--color-accent-primary);
}

.nav-link.active {
    color: var(--color-accent-primary);
}

/* -------------------- Language Switcher -------------------- */
.lang-switcher {
    position: relative;
    margin-left: var(--spacing-md);
    list-style: none;
    display: inline-block;
    vertical-align: middle;
}

.lang-dropdown-wrapper {
    position: relative;
    display: block;
}

.lang-toggle {
    display: -webkit-inline-box;
    display: -webkit-inline-flex;
    display: inline-flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 50px;
    color: var(--color-text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    -webkit-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    -webkit-appearance: none;
    appearance: none;
    line-height: 1;
    -webkit-font-smoothing: antialiased;
}

.lang-toggle:hover,
.lang-toggle.active {
    background: rgba(255, 255, 255, 0.25);
    border-color: var(--color-accent-primary);
    -webkit-box-shadow: 0 0 15px rgba(91, 143, 185, 0.2);
    box-shadow: 0 0 15px rgba(91, 143, 185, 0.2);
}

.dropdown-arrow {
    width: 14px;
    height: 14px;
    -webkit-flex-shrink: 0;
    flex-shrink: 0;
    -webkit-transition: -webkit-transform 0.3s ease;
    transition: -webkit-transform 0.3s ease;
    transition: transform 0.3s ease;
    transition: transform 0.3s ease, -webkit-transform 0.3s ease;
}

.lang-toggle.active .dropdown-arrow {
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
}

.lang-menu {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    min-width: 160px;
    background: var(--color-bg-card);
    border: 1px solid rgba(91, 143, 185, 0.15);
    border-radius: 16px;
    padding: 0.6rem;
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    flex-direction: column;
    gap: 0.3rem;
    opacity: 0;
    visibility: hidden;
    -webkit-transform: translateY(10px);
    transform: translateY(10px);
    -webkit-transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 1100;
    -webkit-box-shadow: 0 10px 30px rgba(61, 61, 61, 0.15);
    box-shadow: 0 10px 30px rgba(61, 61, 61, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    will-change: transform, opacity;
}

.lang-menu.show {
    opacity: 1;
    visibility: visible;
    -webkit-transform: translateY(0);
    transform: translateY(0);
}

.lang-item {
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    background: transparent;
    border: none;
    border-radius: 10px;
    color: var(--color-text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    -webkit-transition: all 0.2s ease;
    transition: all 0.2s ease;
    text-align: left;
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    line-height: 1.2;
    white-space: nowrap;
}

.lang-item:hover {
    background: rgba(91, 143, 185, 0.08);
    color: var(--color-accent-primary);
}

.lang-item.active {
    background: rgba(91, 143, 185, 0.12);
    color: var(--color-accent-primary);
    font-weight: 600;
}

.lang-item .flag {
    font-size: 1.2rem;
    display: -webkit-inline-box;
    display: -webkit-inline-flex;
    display: inline-flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
}

@media (max-width: 768px) {
    .lang-switcher {
        display: block;
        margin-left: 0;
        margin-top: 1rem;
        width: 100%;
    }

    .lang-dropdown-wrapper {
        width: 100%;
    }

    .lang-toggle {
        display: -webkit-box;
        display: -webkit-flex;
        display: flex;
        width: 100%;
        -webkit-box-pack: center;
        -webkit-justify-content: center;
        justify-content: center;
    }

    .lang-menu {
        position: static;
        width: 100%;
        opacity: 1;
        visibility: visible;
        display: none;
        -webkit-transform: none;
        transform: none;
        margin-top: 0.5rem;
        box-shadow: none;
        background: rgba(91, 143, 185, 0.05);
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

    .lang-menu.show {
        display: -webkit-box;
        display: -webkit-flex;
        display: flex;
    }

    /* Mobile Language Switcher Styles */
    .mobile-lang-container {
        margin-top: 1.5rem;
        padding-top: 1.5rem;
        border-top: 1px solid rgba(0, 0, 0, 0.05);
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }

    .mobile-lang-wrapper {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
    }

    .mobile-lang-label {
        font-weight: 500;
        color: var(--color-text-muted);
        font-size: 0.9rem;
    }

    .mobile-lang-options {
        display: flex;
        gap: 0.5rem;
    }

    .mobile-lang-btn {
        padding: 0.4rem 0.8rem;
        border: 1px solid rgba(0, 0, 0, 0.1);
        border-radius: var(--radius-full);
        background: transparent;
        font-size: 0.9rem;
        cursor: pointer;
        transition: all 0.2s ease;
    }

    .mobile-lang-btn.active {
        background: var(--color-accent-primary);
        color: white;
        border-color: var(--color-accent-primary);
    }
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 10px;
    cursor: pointer;
    z-index: 1001;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* -------------------- Buttons - Soft & Organic -------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--color-accent-primary);
    color: white;
    box-shadow: 0 4px 16px rgba(91, 143, 185, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(91, 143, 185, 0.4);
    background: #4A7FA8;
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-accent-primary);
}

.btn-secondary:hover {
    background: rgba(91, 143, 185, 0.1);
    transform: translateY(-2px);
}

.btn-icon {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-base);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* -------------------- Hero Section - Ghibli Sky -------------------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: var(--spacing-3xl) 0;
    /* Ghibli-style sky gradient */
    background: linear-gradient(180deg,
            #C9E4F2 0%,
            #E3F2F9 25%,
            #F5F8FA 50%,
            #FBF8F3 75%,
            var(--color-bg-primary) 100%);
}

/* Ghibli Floating Clouds */
.hero::before,
.hero::after {
    content: '';
    position: absolute;
    background: radial-gradient(ellipse, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.4) 40%, transparent 70%);
    border-radius: 50%;
    animation: cloudFloat 20s ease-in-out infinite;
    pointer-events: none;
}

.hero::before {
    width: 400px;
    height: 150px;
    top: 8%;
    left: -5%;
    animation-delay: 0s;
}

.hero::after {
    width: 300px;
    height: 120px;
    top: 15%;
    right: -3%;
    animation-delay: -10s;
}

@keyframes cloudFloat {

    0%,
    100% {
        transform: translateX(0) translateY(0);
        opacity: 0.7;
    }

    25% {
        transform: translateX(30px) translateY(-5px);
        opacity: 0.9;
    }

    50% {
        transform: translateX(50px) translateY(0);
        opacity: 0.8;
    }

    75% {
        transform: translateX(20px) translateY(5px);
        opacity: 0.85;
    }
}

/* -------------------- Ghibli Scroll Clouds -------------------- */
.ghibli-clouds {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
    overflow: hidden;
    /* Safari compatibility */
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-perspective: 1000px;
    perspective: 1000px;
}

.cloud {
    position: absolute;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.cloud svg {
    width: 100%;
    height: 100%;
    display: block;
}

/* Layer 1 - Far clouds (slow, large, subtle) */
.cloud-layer-1 {
    color: rgba(255, 255, 255, 0.5);
    -webkit-filter: blur(2px);
    filter: blur(2px);
}

.cloud-layer-1 svg {
    width: 320px;
    height: auto;
    -webkit-filter: drop-shadow(0 4px 8px rgba(91, 143, 185, 0.08));
    filter: drop-shadow(0 4px 8px rgba(91, 143, 185, 0.08));
}

/* Layer 2 - Medium clouds */
.cloud-layer-2 {
    color: rgba(255, 255, 255, 0.65);
    -webkit-filter: blur(0.5px);
    filter: blur(0.5px);
}

.cloud-layer-2 svg {
    width: 260px;
    height: auto;
    -webkit-filter: drop-shadow(0 6px 12px rgba(91, 143, 185, 0.1));
    filter: drop-shadow(0 6px 12px rgba(91, 143, 185, 0.1));
}

/* Layer 3 - Near clouds (fast, smaller, more visible) */
.cloud-layer-3 {
    color: rgba(255, 255, 255, 0.8);
}

.cloud-layer-3 svg {
    width: 200px;
    height: auto;
    -webkit-filter: drop-shadow(0 8px 16px rgba(91, 143, 185, 0.12));
    filter: drop-shadow(0 8px 16px rgba(91, 143, 185, 0.12));
}

/* Individual cloud positions - scattered for natural feel */
.cloud-1 {
    top: 3%;
    left: -20%;
}

.cloud-2 {
    top: 15%;
    right: -18%;
}

.cloud-3 {
    top: 35%;
    left: -15%;
}

.cloud-4 {
    top: 50%;
    right: -12%;
}

.cloud-5 {
    top: 65%;
    left: -10%;
}

.cloud-6 {
    top: 25%;
    right: -8%;
}

.cloud-7 {
    top: 80%;
    left: -18%;
}

.cloud-8 {
    top: 42%;
    right: -15%;
}

/* Gentle bobbing animation for clouds using inner SVG */
.cloud-layer-1 svg {
    -webkit-animation: cloudBob 8s ease-in-out infinite;
    animation: cloudBob 8s ease-in-out infinite;
}

.cloud-layer-2 svg {
    -webkit-animation: cloudBob 6s ease-in-out infinite;
    animation: cloudBob 6s ease-in-out infinite;
    -webkit-animation-delay: -2s;
    animation-delay: -2s;
}

.cloud-layer-3 svg {
    -webkit-animation: cloudBob 5s ease-in-out infinite;
    animation: cloudBob 5s ease-in-out infinite;
    -webkit-animation-delay: -1s;
    animation-delay: -1s;
}

@-webkit-keyframes cloudBob {

    0%,
    100% {
        -webkit-transform: translateY(0);
        transform: translateY(0);
    }

    50% {
        -webkit-transform: translateY(-15px);
        transform: translateY(-15px);
    }
}

@keyframes cloudBob {

    0%,
    100% {
        -webkit-transform: translateY(0);
        transform: translateY(0);
    }

    50% {
        -webkit-transform: translateY(-15px);
        transform: translateY(-15px);
    }
}

/* Cloud visibility */
.cloud {
    opacity: 0.95;
}

/* Smaller clouds on tablets */
@media (max-width: 1024px) {
    .cloud-layer-1 svg {
        width: 240px;
    }

    .cloud-layer-2 svg {
        width: 200px;
    }

    .cloud-layer-3 svg {
        width: 160px;
    }
}

/* Hide clouds on mobile for performance */
@media (max-width: 768px) {
    .ghibli-clouds {
        display: none;
    }
}

#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.6;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(135, 206, 235, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 70%, rgba(245, 184, 149, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 90%, rgba(125, 184, 125, 0.08) 0%, transparent 40%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: 0 var(--container-padding);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(91, 143, 185, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(8px);
    box-shadow: var(--shadow-soft);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent-secondary);
    border-radius: 50%;
    animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.8;
    }

    50% {
        transform: scale(1.3);
        opacity: 1;
    }
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.title-line {
    display: block;
}

.title-highlight {
    color: var(--color-accent-primary);
    /* Subtle text shadow for depth */
    text-shadow: 0 2px 10px rgba(91, 143, 185, 0.2);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent-primary);
    display: inline;
}

.stat-plus {
    font-size: 1.5rem;
    color: var(--color-accent-primary);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

.stat-divider {
    width: 2px;
    height: 30px;
    background: linear-gradient(180deg, transparent, var(--color-accent-primary), transparent);
    opacity: 0.3;
    border-radius: var(--radius-full);
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.scroll-text {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: var(--color-bg-tertiary);
    position: relative;
    overflow: hidden;
}

.scroll-dot {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    animation: scroll-down 2s ease-in-out infinite;
}

@keyframes scroll-down {
    0% {
        top: 0;
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    80% {
        opacity: 1;
    }

    100% {
        top: 100%;
        opacity: 0;
    }
}

.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 3;
}

.shape {
    position: absolute;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

/* Ghibli-style floating clouds/shapes */
.shape-1 {
    width: 350px;
    height: 200px;
    top: 15%;
    left: -5%;
    background: radial-gradient(ellipse, rgba(255, 255, 255, 0.6) 0%, transparent 70%);
    animation-delay: 0s;
    border-radius: 50%;
}

.shape-2 {
    width: 250px;
    height: 150px;
    top: 50%;
    right: -3%;
    background: radial-gradient(ellipse, rgba(255, 255, 255, 0.5) 0%, transparent 70%);
    animation-delay: 1.5s;
    border-radius: 50%;
}

.shape-3 {
    width: 200px;
    height: 120px;
    bottom: 25%;
    left: 10%;
    background: radial-gradient(ellipse, rgba(245, 184, 149, 0.2) 0%, transparent 70%);
    animation-delay: 3s;
    border-radius: 50%;
}

.shape-4 {
    width: 180px;
    height: 100px;
    top: 35%;
    right: 20%;
    background: radial-gradient(ellipse, rgba(135, 206, 235, 0.15) 0%, transparent 70%);
    animation-delay: 4.5s;
    border-radius: 50%;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-20px) scale(1.05);
    }
}

/* -------------------- Section Common Styles -------------------- */
section {
    padding: var(--spacing-lg) 0;
    position: relative;
    overflow: hidden;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-accent-primary);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: var(--spacing-md);
    position: relative;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(91, 143, 185, 0.1);
    border-radius: var(--radius-full);
}

.section-tag::before,
.section-tag::after {
    display: none;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* -------------------- About Section - 气韵 Life Energy -------------------- */
.about {
    background: var(--color-bg-secondary);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(180deg, var(--color-bg-primary), var(--color-bg-secondary));
    pointer-events: none;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    position: relative;
    aspect-ratio: 1;
    max-width: 400px;
}

.image-frame {
    position: absolute;
    top: -15px;
    left: -15px;
    right: 15px;
    bottom: 15px;
    border: 2px solid var(--color-accent-primary);
    border-radius: var(--radius-lg);
    opacity: 0.3;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #E8F4F8 0%, #F5EFE6 100%);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: var(--shadow-medium);
}

.avatar-graphic {
    position: relative;
    width: 150px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-circle {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(135, 206, 235, 0.3), rgba(125, 184, 125, 0.2));
}

.avatar-ring {
    position: absolute;
    width: 120%;
    height: 120%;
    border: 2px dashed var(--color-accent-primary);
    border-radius: 50%;
    opacity: 0.25;
    animation: ring-rotate 20s linear infinite;
}

.avatar-ring-2 {
    width: 140%;
    height: 140%;
    border-color: var(--color-accent-secondary);
    border-style: dotted;
    animation-direction: reverse;
    animation-duration: 25s;
}

@keyframes ring-rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.avatar-icon {
    font-size: 4rem;
}

.image-decoration {
    position: absolute;
    bottom: -20px;
    right: -20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.deco-line {
    width: 60px;
    height: 2px;
    background: var(--gradient-accent);
}

.deco-dot {
    width: 10px;
    height: 10px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.about-experience-badge {
    position: absolute;
    bottom: 30px;
    right: -20px;
    background: white;
    border: 1px solid rgba(91, 143, 185, 0.15);
    border-radius: var(--radius-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: center;
    animation: badge-float 4s ease-in-out infinite;
    box-shadow: var(--shadow-medium);
}

@keyframes badge-float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}

.exp-number {
    display: block;
    font-size: 2rem;
    line-height: 1.2;
}

.exp-text {
    font-size: 0.7rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: var(--spacing-xs);
}

.about-text {
    padding-right: var(--spacing-xl);
}

.about-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-accent-primary);
}

.about-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-description strong {
    color: var(--color-text-primary);
}

.about-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin: var(--spacing-lg) 0;
}

.skill-tag {
    padding: var(--spacing-xs) var(--spacing-md);
    background: white;
    border: 1px solid rgba(91, 143, 185, 0.15);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-soft);
}

.skill-tag:hover {
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.about-bg-text {
    position: absolute;
    bottom: -5%;
    right: -5%;
    font-size: 15vw;
    font-weight: 800;
    color: var(--color-accent-primary);
    opacity: 0.04;
    pointer-events: none;
    user-select: none;
    z-index: 0;
}

/* -------------------- Services Section - 随类赋彩 -------------------- */
.services {
    background: var(--color-bg-primary);
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.service-card {
    position: relative;
    background: white;
    border: 1px solid rgba(91, 143, 185, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lifted);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card.featured {
    background: linear-gradient(135deg, rgba(135, 206, 235, 0.08) 0%, rgba(125, 184, 125, 0.08) 100%);
    border-color: rgba(91, 143, 185, 0.2);
}

.service-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-accent-secondary);
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    color: white;
}

.service-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-lg);
    color: var(--color-accent-primary);
    transition: transform var(--transition-base);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-number {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-accent-primary);
    line-height: 1;
    opacity: 0.1;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.service-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    margin-bottom: var(--spacing-lg);
}

.service-features li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
}

.service-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-accent-primary);
    font-weight: 500;
    transition: gap var(--transition-base);
}

.service-cta svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-base);
}

.service-card:hover .service-cta {
    gap: var(--spacing-md);
}

.service-card:hover .service-cta svg {
    transform: translateX(5px);
}

.services-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(135, 206, 235, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(245, 184, 149, 0.06) 0%, transparent 40%);
    pointer-events: none;
}

/* -------------------- Projects Section -------------------- */
.projects {
    background: var(--color-bg-secondary);
    position: relative;
}

.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(180deg, var(--color-bg-primary), var(--color-bg-secondary));
    pointer-events: none;
}

.projects-filter {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: white;
    border: 1px solid rgba(91, 143, 185, 0.15);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-soft);
}

.filter-btn:hover,
.filter-btn.active {
    color: white;
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.project-card {
    position: relative;
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
    border: 1px solid rgba(91, 143, 185, 0.1);
    box-shadow: var(--shadow-soft);
}

.project-card.large {
    grid-row: span 2;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lifted);
}

.project-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.project-card.large .project-image {
    aspect-ratio: auto;
    height: 60%;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-slow);
}

.project-card:hover .project-placeholder {
    transform: scale(1.05);
}

/* Game Placeholder Styles - Ghibli Warm */
.game-placeholder {
    background: linear-gradient(135deg, #E8F4F8 0%, #F5EFE6 50%, #FCE8D5 100%);
}

.game-graphic {
    padding: 20px;
}

.game-screen {
    background: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 2px solid rgba(91, 143, 185, 0.2);
    box-shadow: var(--shadow-soft);
}

.game-elements {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.game-num {
    color: var(--color-accent-primary);
    animation: bounce 1.5s ease-in-out infinite;
}

.game-num:nth-child(3) {
    animation-delay: 0.3s;
}

.game-op,
.game-eq {
    color: var(--color-text-secondary);
}

.game-answer {
    color: var(--color-accent-secondary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

/* AI Placeholder Styles */
.ai-placeholder {
    background: linear-gradient(135deg, #0f0f1a 0%, #1a0a2e 100%);
}

.neural-network {
    position: relative;
    width: 100%;
    height: 100%;
}

.neuron {
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    left: var(--x);
    top: var(--y);
    transform: translate(-50%, -50%);
    animation: neuron-pulse 2s ease-in-out infinite;
    box-shadow: 0 0 20px rgba(29, 180, 211, 0.5);
}

.neuron:nth-child(2n) {
    animation-delay: 0.5s;
}

.neuron:nth-child(3n) {
    animation-delay: 1s;
}

@keyframes neuron-pulse {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        transform: translate(-50%, -50%) scale(1.3);
    }
}

.connections {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.connections line {
    stroke: var(--color-accent-primary);
    stroke-width: 1;
    opacity: 0.3;
    animation: connection-pulse 2s ease-in-out infinite;
}

@keyframes connection-pulse {

    0%,
    100% {
        opacity: 0.2;
    }

    50% {
        opacity: 0.5;
    }
}

/* Web Placeholder Styles */
.web-placeholder {
    background: linear-gradient(135deg, #1a1a25 0%, #0f1923 100%);
}

.browser-frame {
    width: 80%;
    max-width: 250px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.browser-header {
    display: flex;
    gap: 6px;
    padding: 10px 12px;
    background: var(--color-bg-primary);
}

.browser-header span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-accent-tertiary);
}

.browser-header span:nth-child(2) {
    background: var(--color-accent-gold);
}

.browser-header span:nth-child(3) {
    background: var(--color-accent-primary);
}

.browser-content {
    padding: var(--spacing-md);
}

.code-lines {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.code-line {
    height: 8px;
    background: var(--gradient-accent);
    border-radius: 4px;
    opacity: 0.5;
    animation: code-typing 3s ease-in-out infinite;
}

.code-line.short {
    width: 60%;
}

.code-line.medium {
    width: 80%;
}

.code-line:nth-child(2) {
    animation-delay: 0.2s;
}

.code-line:nth-child(3) {
    animation-delay: 0.4s;
}

.code-line:nth-child(4) {
    animation-delay: 0.6s;
}

.code-line:nth-child(5) {
    animation-delay: 0.8s;
}

@keyframes code-typing {

    0%,
    100% {
        opacity: 0.3;
    }

    50% {
        opacity: 0.7;
    }
}

/* UE5 Placeholder Styles */
.ue5-placeholder {
    background: linear-gradient(135deg, #0d0d15 0%, #1a0a1a 100%);
}

.ue5-graphic {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ue5-logo {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 2;
}

.ue5-particles {
    position: absolute;
    width: 150px;
    height: 150px;
}

.ue5-particles span {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--color-accent-secondary);
    border-radius: 50%;
    animation: orbit 4s linear infinite;
}

.ue5-particles span:nth-child(1) {
    animation-delay: 0s;
}

.ue5-particles span:nth-child(2) {
    animation-delay: 0.5s;
}

.ue5-particles span:nth-child(3) {
    animation-delay: 1s;
}

.ue5-particles span:nth-child(4) {
    animation-delay: 1.5s;
}

.ue5-particles span:nth-child(5) {
    animation-delay: 2s;
}

.ue5-particles span:nth-child(6) {
    animation-delay: 2.5s;
}

@keyframes orbit {
    0% {
        transform: rotate(0deg) translateX(60px) rotate(0deg);
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    80% {
        opacity: 1;
    }

    100% {
        transform: rotate(360deg) translateX(60px) rotate(-360deg);
        opacity: 0;
    }
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(91, 143, 185, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.project-card:hover .project-overlay {
    opacity: 1;
    pointer-events: auto;
}

.project-links {
    display: flex;
    gap: var(--spacing-md);
}

.project-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: none;
    border-radius: 50%;
    transition: all var(--transition-base);
    transform: translateY(15px);
    opacity: 0;
    box-shadow: var(--shadow-medium);
}

.project-card:hover .project-link {
    transform: translateY(0);
    opacity: 1;
}

.project-card:hover .project-link:nth-child(2) {
    transition-delay: 0.1s;
}

.project-link:hover {
    transform: scale(1.1);
}

.project-link svg {
    width: 20px;
    height: 20px;
    color: var(--color-accent-primary);
    transition: color var(--transition-base);
}

.project-link:hover svg {
    color: var(--color-accent-secondary);
}

.project-info {
    padding: var(--spacing-lg);
}

.project-category {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent-tertiary);
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.project-description {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.project-tech span {
    padding: 4px 10px;
    background: rgba(91, 143, 185, 0.1);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--color-accent-primary);
    font-weight: 500;
}

.projects-bg-text {
    position: absolute;
    bottom: -5%;
    left: -5%;
    font-size: 15vw;
    font-weight: 800;
    color: var(--color-accent-primary);
    opacity: 0.04;
    pointer-events: none;
    user-select: none;
}

/* Featured Game Styles */
.games-showcase {
    grid-template-columns: 1.5fr 1fr;
}

.games-showcase .project-card.large {
    grid-row: span 2;
}

.featured-game .project-image {
    aspect-ratio: auto;
    min-height: 400px;
}

/* Arithmetic Run Hero Image - Safari Compatible */
.arithmetic-run-image-wrapper {
    position: relative;
    width: 100%;
    min-height: 450px;
    overflow: hidden;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, #87CEEB 0%, #E8F4F8 50%, #F5EFE6 100%);
}

.arithmetic-run-image-wrapper picture {
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
}

.game-hero-image {
    width: 100%;
    height: 100%;
    min-height: 300px;
    -o-object-fit: cover;
    object-fit: cover;
    -o-object-position: center center;
    object-position: center center;
    display: block;
    border-radius: var(--radius-xl);
    -webkit-transition: -webkit-transform 0.5s ease;
    transition: -webkit-transform 0.5s ease;
    transition: transform 0.5s ease;
    transition: transform 0.5s ease, -webkit-transform 0.5s ease;
}

.project-card:hover .game-hero-image {
    -webkit-transform: scale(1.05);
    -ms-transform: scale(1.05);
    transform: scale(1.05);
}

/* Image fallback styling */
.image-fallback {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    min-height: 450px;
    background: -webkit-linear-gradient(315deg, #87CEEB 0%, #B8D4E8 30%, #E8F4F8 60%, #F5EFE6 100%);
    background: linear-gradient(135deg, #87CEEB 0%, #B8D4E8 30%, #E8F4F8 60%, #F5EFE6 100%);
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    border-radius: var(--radius-xl);
    z-index: 1;
}

.fallback-content {
    text-align: center;
    padding: var(--spacing-xl);
}

.fallback-equation {
    font-size: 3rem;
    font-weight: 800;
    color: #2D5A7B;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 0 white, -1px -1px 0 white;
}

.fallback-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #5B8FB9;
    letter-spacing: 3px;
    margin-bottom: var(--spacing-sm);
}

.fallback-subtitle {
    font-size: 1rem;
    color: #7DB87D;
    font-weight: 600;
}

.featured-game .project-image {
    min-height: 450px;
    overflow: hidden;
    border-radius: var(--radius-xl);
    position: relative;
    -webkit-box-shadow:
        0 20px 50px rgba(91, 143, 185, 0.2),
        0 10px 30px rgba(61, 61, 61, 0.1);
    box-shadow:
        0 20px 50px rgba(91, 143, 185, 0.2),
        0 10px 30px rgba(61, 61, 61, 0.1);
}

.featured-game .project-overlay {
    border-radius: var(--radius-xl);
    background: -webkit-gradient(linear, left top, left bottom, from(rgba(91, 143, 185, 0.3)), color-stop(50%, rgba(91, 143, 185, 0.7)), to(rgba(91, 143, 185, 0.9)));
    background: -webkit-linear-gradient(top, rgba(91, 143, 185, 0.3) 0%, rgba(91, 143, 185, 0.7) 50%, rgba(91, 143, 185, 0.9) 100%);
    background: linear-gradient(to bottom, rgba(91, 143, 185, 0.3) 0%, rgba(91, 143, 185, 0.7) 50%, rgba(91, 143, 185, 0.9) 100%);
}

.play-btn {
    width: 80px !important;
    height: 80px !important;
    background: -webkit-linear-gradient(315deg, #5B8FB9, #7DB87D) !important;
    background: linear-gradient(135deg, #5B8FB9, #7DB87D) !important;
    border: 3px solid white !important;
    -webkit-box-shadow: 0 8px 25px rgba(91, 143, 185, 0.4) !important;
    box-shadow: 0 8px 25px rgba(91, 143, 185, 0.4) !important;
}

.play-btn:hover {
    -webkit-transform: scale(1.15) !important;
    -ms-transform: scale(1.15) !important;
    transform: scale(1.15) !important;
}

.play-btn svg {
    width: 32px !important;
    height: 32px !important;
    color: white !important;
    margin-left: 5px;
}

/* Featured game card styling */
.featured-game {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    -webkit-box-shadow: var(--shadow-lifted);
    box-shadow: var(--shadow-lifted);
}

.featured-game .project-info {
    padding: var(--spacing-xl);
}

/* Fallback placeholder (if image doesn't load) */
.arithmetic-run-placeholder {
    background: linear-gradient(135deg, #E8F4F8 0%, #F5EFE6 50%, #FCE8D5 100%);
}

.featured-screen {
    text-align: center;
    padding: var(--spacing-xl) !important;
}

.game-title-display {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: 2px;
}

.game-runner {
    font-size: 2rem;
    margin-top: var(--spacing-md);
    animation: runner-move 2s ease-in-out infinite;
}

@keyframes runner-move {

    0%,
    100% {
        transform: translateX(-20px);
    }

    50% {
        transform: translateX(20px);
    }
}

.game-status {
    margin-bottom: var(--spacing-sm);
}

.status-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-badge.coming-soon {
    background: linear-gradient(90deg, #5B8FB9, #7DB87D);
    color: white;
    -webkit-animation: pulse-badge 3s ease-in-out infinite;
    animation: pulse-badge 3s ease-in-out infinite;
}

@-webkit-keyframes pulse-badge {

    0%,
    100% {
        box-shadow: 0 0 8px rgba(91, 143, 185, 0.4);
    }

    50% {
        box-shadow: 0 0 20px rgba(91, 143, 185, 0.6);
    }
}

@keyframes pulse-badge {

    0%,
    100% {
        box-shadow: 0 0 8px rgba(91, 143, 185, 0.4);
    }

    50% {
        box-shadow: 0 0 20px rgba(91, 143, 185, 0.6);
    }
}

.status-badge.open-testing {
    background: linear-gradient(90deg, #4CAF50, #2E7D32);
    color: white;
    -webkit-animation: pulse-badge-green 3s ease-in-out infinite;
    animation: pulse-badge-green 3s ease-in-out infinite;
}

@keyframes pulse-badge-green {
    0%, 100% {
        box-shadow: 0 0 8px rgba(76, 175, 80, 0.4);
    }
    50% {
        box-shadow: 0 0 20px rgba(76, 175, 80, 0.6);
    }
}

.game-store-links {
    margin-top: var(--spacing-md);
}

.game-store-links .store-badge {
    display: inline-block;
    transition: transform 0.2s ease, opacity 0.2s ease;
    opacity: 0.9;
}

.game-store-links .store-badge:hover {
    transform: scale(1.05);
    opacity: 1;
}

.game-store-links .store-badge img {
    height: 48px;
    width: auto;
}

.game-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xs);
    margin: var(--spacing-md) 0;
}

.feature-item {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) 0;
}

/* Future Game Placeholder */
.future-placeholder {
    background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
    border: 2px dashed rgba(29, 180, 211, 0.3);
}

.future-graphic {
    text-align: center;
    padding: var(--spacing-xl);
}

.future-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    animation: float 3s ease-in-out infinite;
}

.future-text {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.future-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
}

.future-dots span {
    width: 8px;
    height: 8px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    opacity: 0.5;
    animation: dots-pulse 1.5s ease-in-out infinite;
}

.future-dots span:nth-child(2) {
    animation-delay: 0.3s;
}

.future-dots span:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes dots-pulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* Vision Card */
.vision-placeholder {
    background: linear-gradient(135deg, rgba(29, 180, 211, 0.1) 0%, rgba(233, 48, 255, 0.1) 100%);
}

.vision-graphic {
    text-align: center;
    padding: var(--spacing-xl);
    position: relative;
}

.vision-globe {
    font-size: 4rem;
    animation: globe-spin 10s linear infinite;
}

@keyframes globe-spin {
    0% {
        transform: rotateY(0deg);
    }

    100% {
        transform: rotateY(360deg);
    }
}

.vision-connections {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
}

.vision-connections span {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    animation: orbit 4s linear infinite;
}

.vision-connections span:nth-child(1) {
    animation-delay: 0s;
}

.vision-connections span:nth-child(2) {
    animation-delay: 1s;
}

.vision-connections span:nth-child(3) {
    animation-delay: 2s;
}

.vision-connections span:nth-child(4) {
    animation-delay: 3s;
}

.coming-next,
.vision-card {
    opacity: 0.9;
}

.coming-next:hover,
.vision-card:hover {
    opacity: 1;
}

/* -------------------- Testimonials Section -------------------- */
.testimonials {
    background: var(--color-bg-primary);
}

.testimonials-slider {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.testimonial-track {
    display: flex;
    gap: var(--spacing-lg);
    overflow: hidden;
}

.testimonial-card {
    flex: 0 0 100%;
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.testimonial-quote {
    font-size: 4rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.testimonial-content p {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    font-style: italic;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    border-radius: 50%;
    font-weight: 600;
    color: var(--color-bg-primary);
}

.author-info h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.author-info span {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.testimonial-rating {
    display: flex;
    gap: 4px;
}

.testimonial-rating span {
    color: var(--color-accent-gold);
    font-size: 1.25rem;
}

.testimonial-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.nav-btn {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.nav-btn:hover {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
}

.nav-btn svg {
    width: 20px;
    height: 20px;
    color: var(--color-text-primary);
    transition: color var(--transition-base);
}

.nav-btn:hover svg {
    color: var(--color-bg-primary);
}

.nav-dots {
    display: flex;
    gap: var(--spacing-sm);
}

.dot {
    width: 10px;
    height: 10px;
    background: var(--color-bg-tertiary);
    border-radius: 50%;
    transition: all var(--transition-base);
    cursor: pointer;
}

.dot.active,
.dot:hover {
    background: var(--color-accent-primary);
    transform: scale(1.2);
}

/* -------------------- Newsletter Section - Warm Ghibli -------------------- */
.newsletter {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg,
            #F5EFE6 0%,
            #FCE8D5 50%,
            #FFF5EB 100%);
    position: relative;
    overflow: hidden;
}

.newsletter-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.newsletter-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    animation: float 3s ease-in-out infinite;
}

.newsletter-description {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.newsletter-form {
    margin-bottom: var(--spacing-md);
}

.newsletter-form .form-wrapper {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 450px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: white;
    border: 1px solid rgba(91, 143, 185, 0.2);
    border-radius: var(--radius-full);
    color: var(--color-text-primary);
    font-size: 1rem;
    outline: none;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-soft);
}

.newsletter-form input:focus {
    border-color: var(--color-accent-primary);
    box-shadow: var(--shadow-medium);
}

.newsletter-form input::placeholder {
    color: var(--color-text-light);
}

.newsletter-note {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.newsletter-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.newsletter-bg .bg-particle {
    position: absolute;
    width: 250px;
    height: 150px;
    border-radius: 50%;
    background: radial-gradient(ellipse, rgba(255, 255, 255, 0.5) 0%, transparent 70%);
    animation: float 8s ease-in-out infinite;
}

.newsletter-bg .bg-particle:nth-child(1) {
    top: 10%;
    left: 10%;
}

.newsletter-bg .bg-particle:nth-child(2) {
    top: 40%;
    right: 5%;
    animation-delay: 3s;
    background: radial-gradient(ellipse, rgba(135, 206, 235, 0.15) 0%, transparent 70%);
}

.newsletter-bg .bg-particle:nth-child(3) {
    bottom: 15%;
    left: 25%;
    animation-delay: 5s;
    background: radial-gradient(ellipse, rgba(125, 184, 125, 0.1) 0%, transparent 70%);
}

/* -------------------- Contact Section -------------------- */
.contact {
    background: var(--color-bg-primary);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(180deg, #FFF5EB, var(--color-bg-primary));
    pointer-events: none;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.contact-info {
    padding-right: var(--spacing-xl);
}

.contact-description {
    color: var(--color-text-secondary);
    margin: var(--spacing-md) 0 var(--spacing-xl);
    line-height: 1.8;
}

.contact-details {
    margin-bottom: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(91, 143, 185, 0.1);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent-primary);
}

.contact-text span {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 4px;
}

.contact-text a,
.contact-text p {
    color: var(--color-text-primary);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.contact-text a:hover {
    color: var(--color-accent-primary);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 1px solid rgba(91, 143, 185, 0.15);
    border-radius: 50%;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-soft);
}

.social-link:hover {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.social-link svg {
    width: 20px;
    height: 20px;
    color: var(--color-text-secondary);
    transition: color var(--transition-base);
}

.social-link:hover svg {
    color: white;
}

.contact-form-wrapper {
    background: white;
    border: 1px solid rgba(91, 143, 185, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-medium);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md) 0;
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-text-primary);
    background: transparent;
    border: none;
    border-bottom: 2px solid rgba(91, 143, 185, 0.2);
    outline: none;
    transition: border-color var(--transition-base);
}

.form-group textarea {
    resize: none;
    min-height: 100px;
}

.form-group label {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
    transition: all var(--transition-base);
}

.form-group textarea+label {
    top: var(--spacing-md);
    transform: none;
}

.form-group input:focus+label,
.form-group input:valid+label,
.form-group textarea:focus+label,
.form-group textarea:valid+label {
    top: -10px;
    transform: none;
    font-size: 0.75rem;
    color: var(--color-accent-primary);
}

.form-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width var(--transition-base);
}

.form-group input:focus~.form-line,
.form-group textarea:focus~.form-line {
    width: 100%;
}

.btn-submit {
    position: relative;
    width: 100%;
    justify-content: center;
}

.btn-loading,
.btn-success {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
}

.btn-loading svg {
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.btn-success svg {
    width: 24px;
    height: 24px;
}

.btn-submit.loading .btn-text {
    opacity: 0;
}

.btn-submit.loading .btn-loading {
    opacity: 1;
}

.btn-submit.success .btn-text {
    opacity: 0;
}

.btn-submit.success .btn-loading {
    opacity: 0;
}

.btn-submit.success .btn-success {
    opacity: 1;
}

.contact-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.bg-shape {
    position: absolute;
    border-radius: 50%;
}

.bg-shape.shape-1 {
    width: 400px;
    height: 400px;
    top: -200px;
    right: -200px;
    background: radial-gradient(circle, rgba(135, 206, 235, 0.08) 0%, transparent 70%);
}

.bg-shape.shape-2 {
    width: 300px;
    height: 300px;
    bottom: -150px;
    left: -150px;
    background: radial-gradient(circle, rgba(125, 184, 125, 0.08) 0%, transparent 70%);
}

/* -------------------- Footer - Grounded & Warm -------------------- */
.footer {
    background: #3D3D3D;
    color: rgba(255, 255, 255, 0.9);
    border-top: none;
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    height: 28px;
    width: auto;
}

.footer-logo .logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    color: white;
}

.footer-logo .logo-x {
    color: #87CEEB;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-links {
    display: flex;
    gap: var(--spacing-2xl);
    justify-content: flex-end;
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-col a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    position: relative;
}

.footer-col a::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: #87CEEB;
    transition: width var(--transition-base);
}

.footer-col a:hover {
    color: #87CEEB;
}

.footer-col a:hover::before {
    width: 100%;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: #87CEEB;
}

/* -------------------- Responsive Styles -------------------- */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .about-image-wrapper {
        max-width: 400px;
        margin: 0 auto;
    }

    .about-text {
        padding-right: 0;
        text-align: center;
    }

    .about-skills {
        justify-content: center;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid,
    .games-showcase {
        grid-template-columns: 1fr;
    }

    .project-card.large,
    .games-showcase .project-card.large {
        grid-row: auto;
    }

    .featured-game .project-image {
        min-height: 300px;
    }

    .game-features {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .contact-info {
        padding-right: 0;
        text-align: center;
    }

    .contact-details {
        max-width: 400px;
        margin: 0 auto var(--spacing-xl);
    }

    .contact-item {
        justify-content: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }

    /* Hide custom cursor on touch devices */
    .cursor,
    .cursor-follower {
        display: none !important;
    }

    body {
        cursor: auto;
    }

    /* Touch-friendly button sizes (min 44px) */
    .btn {
        min-height: 48px;
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .nav-toggle {
        min-width: 44px;
        min-height: 44px;
    }

    /* Improved touch targets for links */
    .nav-link,
    .mobile-nav-link,
    .footer-col a {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-bg-secondary);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--spacing-xl);
        transition: right var(--transition-base);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-title {
        font-size: clamp(2rem, 10vw, 3.5rem);
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .about-experience-badge {
        right: 0;
    }

    .service-card {
        padding: var(--spacing-lg);
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        max-width: 100%;
        margin: 0 auto;
    }

    .footer-links {
        justify-content: center;
        gap: var(--spacing-xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    .filter-btn {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.8rem;
    }

    .project-info {
        padding: var(--spacing-md);
    }

    .newsletter-form .form-wrapper {
        flex-direction: column;
    }

    .newsletter-form .btn {
        width: 100%;
        justify-content: center;
    }

    .game-title-display {
        font-size: 1.2rem;
    }

    .game-elements {
        font-size: 1.5rem;
    }
}

/* -------------------- Mobile Menu -------------------- */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    height: 100dvh;
    background: var(--color-bg-primary);
    z-index: 1001;
    padding: var(--spacing-xl);
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    flex-direction: column;
    -webkit-transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    -webkit-box-shadow: -10px 0 40px rgba(61, 61, 61, 0.15);
    box-shadow: -10px 0 40px rgba(61, 61, 61, 0.15);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    background: rgba(61, 61, 61, 0.5);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-header {
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    justify-content: space-between;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(91, 143, 185, 0.15);
}

.mobile-close {
    width: 44px;
    height: 44px;
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    background: rgba(91, 143, 185, 0.1);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.mobile-close:hover {
    background: var(--color-accent-primary);
}

.mobile-close svg {
    width: 20px;
    height: 20px;
    color: var(--color-text-secondary);
    -webkit-transition: color 0.3s ease;
    transition: color 0.3s ease;
}

.mobile-close:hover svg {
    color: white;
}

.mobile-nav {
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    flex-direction: column;
    gap: var(--spacing-sm);
    -webkit-box-flex: 1;
    -webkit-flex: 1;
    flex: 1;
}

.mobile-nav-link {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    padding: var(--spacing-md) var(--spacing-sm);
    border-radius: var(--radius-md);
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: var(--color-accent-primary);
    background: rgba(91, 143, 185, 0.08);
}

.mobile-footer {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(91, 143, 185, 0.15);
    text-align: center;
}

.mobile-footer p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* Nav Toggle (Hamburger) */
.nav-toggle {
    display: none;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 100;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 2px;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .nav-toggle {
        display: -webkit-box;
        display: -webkit-flex;
        display: flex;
    }

    .nav-menu {
        display: none;
    }
}

/* -------------------- Legal Pages Styling -------------------- */
.legal-page {
    background: var(--color-bg-primary);
}

.legal-main {
    min-height: 100vh;
    padding-top: 80px;
}

.legal-hero {
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    background: -webkit-linear-gradient(top, #C9E4F2 0%, #E3F2F9 50%, var(--color-bg-primary) 100%);
    background: linear-gradient(180deg, #C9E4F2 0%, #E3F2F9 50%, var(--color-bg-primary) 100%);
    text-align: center;
}

.legal-hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.legal-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-accent-primary);
    text-transform: uppercase;
    letter-spacing: 3px;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(91, 143, 185, 0.1);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-md);
}

.legal-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.legal-subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
}

.legal-content {
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
}

.legal-wrapper {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: var(--spacing-2xl);
    -webkit-box-align: start;
    -webkit-align-items: start;
    align-items: start;
}

.legal-nav {
    position: -webkit-sticky;
    position: sticky;
    top: 100px;
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    -webkit-box-shadow: var(--shadow-soft);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(91, 143, 185, 0.1);
}

.legal-nav h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.legal-nav ul {
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.legal-nav a {
    display: block;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.legal-nav a:hover {
    color: var(--color-accent-primary);
    background: rgba(91, 143, 185, 0.08);
}

.legal-body {
    background: white;
    border-radius: var(--radius-xl);
    padding: 34px;
    /* Fibonacci: 34 */
    -webkit-box-shadow: var(--shadow-soft);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(91, 143, 185, 0.1);
    /* Allow this grid item to shrink below its content's intrinsic width
       so long URLs/code do not overflow on narrow webviews. */
    min-width: 0;
}

.legal-body section {
    margin-bottom: 21px;
    /* Fibonacci: 21 */
    padding-bottom: 13px;
    /* Fibonacci: 13 */
    border-bottom: 1px solid rgba(91, 143, 185, 0.1);
}

.legal-body section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.legal-body h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 13px;
    /* Fibonacci: 13 */
}

.legal-body h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 21px 0 8px;
    /* Fibonacci: 21/8 */
}

.legal-body p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 13px;
    /* Fibonacci: 13 */
}

.legal-body ul {
    margin: 13px 0;
    /* Fibonacci: 13 */
    padding-left: 21px;
    /* Fibonacci: 21 */
}

.legal-body ol {
    margin: 13px 0;
    /* Fibonacci: 13 */
    padding-left: 21px;
    /* Fibonacci: 21 */
}

.legal-body li {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 8px;
    /* Fibonacci: 8 */
    position: relative;
}

.legal-body li::marker {
    color: var(--color-accent-primary);
}

/* Legal page links - make them stand out */
.legal-body a {
    color: var(--color-accent-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast), border-color var(--transition-fast);
    border-bottom: 1px solid transparent;
}

.legal-body a:hover {
    color: #4A7FA8;
    border-bottom-color: #4A7FA8;
}

.legal-body a:visited {
    color: var(--color-accent-lavender);
}

.privacy-highlight {
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    gap: var(--spacing-lg);
    background: -webkit-linear-gradient(315deg, rgba(91, 143, 185, 0.08) 0%, rgba(125, 184, 125, 0.08) 100%);
    background: linear-gradient(135deg, rgba(91, 143, 185, 0.08) 0%, rgba(125, 184, 125, 0.08) 100%);
    border: 1px solid rgba(91, 143, 185, 0.15);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.highlight-icon {
    font-size: 2.5rem;
    -webkit-flex-shrink: 0;
    flex-shrink: 0;
}

.highlight-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-xs);
    margin-top: 0;
}

.highlight-content p {
    margin-bottom: 0;
}

.contact-card {
    background: rgba(91, 143, 185, 0.05);
    border: 1px solid rgba(91, 143, 185, 0.15);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.contact-card p {
    margin-bottom: var(--spacing-xs);
}

.contact-card a {
    color: var(--color-accent-primary);
    text-decoration: underline;
}

.contact-card a:hover {
    color: var(--color-accent-secondary);
}

/* Mobile webview wrapping safety:
   force long URLs, code spans, and unbreakable strings inside legal pages
   to wrap at any character if necessary. Without this, bare URLs in
   Section 10 (third-party services) push the layout off-screen on narrow
   webviews because URLs contain no spaces for the browser to break on. */
.legal-body p,
.legal-body li,
.legal-body a,
.legal-body code,
.contact-card p,
.contact-card a,
.privacy-highlight p,
.privacy-highlight a {
    overflow-wrap: anywhere;
    word-break: break-word;
    -webkit-hyphens: auto;
    hyphens: auto;
}

/* Code spans (e.g. [ installation_id ]) should wrap normally inline */
.legal-body code {
    white-space: normal;
}

/* Legal pages responsive */
@media (max-width: 900px) {
    .legal-wrapper {
        grid-template-columns: 1fr;
    }

    .legal-nav {
        position: static;
        margin-bottom: var(--spacing-lg);
    }

    .legal-nav ul {
        -webkit-flex-direction: row;
        flex-direction: row;
        -webkit-flex-wrap: wrap;
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }

    .legal-nav a {
        font-size: 0.8rem;
    }
}

@media (max-width: 600px) {
    .legal-body {
        padding: var(--spacing-lg);
    }

    .legal-body h2 {
        font-size: 1.25rem;
    }

    .privacy-highlight {
        -webkit-flex-direction: column;
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .legal-nav {
        display: none;
    }
}