/* ========================================
   OCADO LOGISTICS PORTFOLIO - STYLES
   ======================================== */

/* Design Tokens - Ocado Logistics Branding */
:root {
    /* Primary Colors - Ocado Purple & Gold */
    --purple-dark: #4D216D;
    --purple-main: #551D72;
    --purple-light: #7B3F9E;
    --purple-glow: rgba(85, 29, 114, 0.4);

    --gold-main: #F8D574;
    --gold-light: #FFCB70;
    --gold-dark: #E5B84A;

    /* Background Colors */
    --bg-dark: #0D0A14;
    --bg-section: #120E1A;
    --bg-card: rgba(77, 33, 109, 0.1);
    --bg-card-hover: rgba(77, 33, 109, 0.2);

    /* Text Colors */
    --text-primary: #F3F4F6;
    --text-secondary: #9CA3AF;
    --text-muted: rgba(255, 255, 255, 0.5);

    /* Accent Colors */
    --success: #10B981;
    --warning: #F59E0B;
    --info: #3B82F6;

    /* Borders */
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-accent: rgba(248, 213, 116, 0.3);

    /* Gradients */
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #592578 0%, #4D216D 100%);
    --gradient-gold: linear-gradient(135deg, #FAD961 0%, #F76B1C 100%);
    /* Warmer, richer gold */
    --gradient-hero: radial-gradient(circle at 50% 0%, rgba(85, 29, 114, 0.25) 0%, transparent 70%);
    --gradient-card: linear-gradient(180deg, rgba(85, 29, 114, 0.08) 0%, rgba(85, 29, 114, 0.02) 100%);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 5rem;
    --space-4xl: 8rem;
    --space-5xl: 10rem;

    /* Typography */
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2.25rem;
    --font-size-4xl: 3rem;
    --font-size-5xl: 4.5rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--purple-glow);
    --shadow-gold: 0 0 30px rgba(248, 213, 116, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ========================================
   BASE STYLES
   ======================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul,
ol {
    list-style: none;
}

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

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

input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 10, 20, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-md) var(--space-lg);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.logo-icon {
    font-size: 1.5rem;
}

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

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

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-gold);
    transition: width var(--transition-base);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--gradient-primary);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    color: var(--text-primary) !important;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--space-4xl) var(--space-lg) var(--space-5xl);
    padding-top: 100px;
    /* Account for navbar */
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 60%);
    opacity: 0.4;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

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

    50% {
        opacity: 0.6;
        transform: scale(1.2);
    }
}

/* Hero Motto Badge */
.hero-motto {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: linear-gradient(135deg, rgba(248, 213, 116, 0.15) 0%, rgba(85, 29, 114, 0.15) 100%);
    border: 1px solid rgba(248, 213, 116, 0.3);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.motto-text {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-size: clamp(var(--font-size-4xl), 10vw, 6rem);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: var(--space-xl);
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

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

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto var(--space-3xl);
    line-height: 1.7;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-3xl);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--gold-main);
    box-shadow: var(--shadow-gold);
}

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

.hero-stats {
    display: flex;
    gap: var(--space-3xl);
    justify-content: center;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.scroll-arrow {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border-subtle);
    border-radius: var(--radius-full);
    position: relative;
}

.scroll-arrow::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--gold-main);
    border-radius: var(--radius-full);
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {

    0%,
    100% {
        top: 8px;
        opacity: 1;
    }

    50% {
        top: 20px;
        opacity: 0.3;
    }
}

/* ========================================
   SECTIONS COMMON
   ======================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s,
        transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s;
}

.section-tag {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gold-main);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

.section-title {
    font-size: clamp(var(--font-size-2xl), 5vw, var(--font-size-4xl));
    font-weight: 800;
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   PROJECTS SECTION
   ======================================== */

.projects {
    padding: var(--space-5xl) 0;
    background: var(--bg-section);
}

.projects-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xl);
}

.project-category {
    margin-bottom: var(--space-xl);
}

.category-title {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-subtle);
}

.category-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin-right: var(--space-sm);
    color: var(--gold-main);
}

.category-icon svg {
    width: 24px;
    height: 24px;
    vertical-align: middle;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.category-grid-3 {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

/* Project Cards */
.project-card {
    position: relative;
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    transition: all var(--transition-base);
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(248, 213, 116, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.project-card:hover::before {
    opacity: 1;
}

.card-featured {
    border-color: var(--border-accent);
    background: linear-gradient(180deg, rgba(248, 213, 116, 0.1) 0%, rgba(77, 33, 109, 0.1) 100%);
}

.featured-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: var(--gradient-gold);
    color: var(--bg-dark);
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    text-transform: uppercase;
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    color: white;
}

.card-icon svg {
    width: 24px;
    height: 24px;
}

.sheets-icon {
    background: linear-gradient(135deg, #34A853 0%, #0F9D58 100%);
}

.chrome-icon {
    background: var(--gradient-primary);
}

.webapp-icon {
    background: var(--gradient-gold);
    color: var(--bg-dark);
}

.looker-icon {
    background: linear-gradient(135deg, #4285F4 0%, #1967D2 100%);
}

/* Human Impact Card Styles */
.card-human {
    border-color: #F59E0B;
    background: linear-gradient(180deg, rgba(245, 158, 11, 0.1) 0%, rgba(77, 33, 109, 0.1) 100%);
}

.badge-human {
    background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%) !important;
}

.card-tag {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.card-description {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.card-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.card-features li {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-status {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.status-active {
    color: var(--success);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    animation: pulse 2s infinite;
}

/* Impact Stats for High-Impact Projects */
.card-impact {
    border-color: var(--success);
    background: linear-gradient(180deg, rgba(16, 185, 129, 0.1) 0%, rgba(77, 33, 109, 0.1) 100%);
}

.card-impact .featured-badge {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
}

.card-impact-stats {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.impact-stat {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    text-align: center;
}

.impact-before {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: #ef4444;
    text-decoration: line-through;
    opacity: 0.7;
}

.impact-arrow {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.impact-after {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--success);
}

.impact-label {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-link {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--gold-main);
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--gold-main);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.card-link:hover {
    background: var(--gold-main);
    color: var(--bg-dark);
}

/* ========================================
   UPCOMING SECTION
   ======================================== */

.upcoming {
    padding: var(--space-5xl) 0;
    background: var(--bg-dark);
}

.upcoming-grid {
    display: grid;
    gap: var(--space-xl);
}

.upcoming-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--space-2xl);
    background: var(--gradient-card);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    overflow: hidden;
}

.upcoming-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-preview {
    position: relative;
    width: 200px;
    height: 200px;
    background: rgba(77, 33, 109, 0.2);
    border-radius: 50%;
    border: 2px dashed var(--border-accent);
}

.map-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--gold-main);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--gold-main);
}

.dot-1 {
    top: 30%;
    left: 25%;
    animation: blink 2s infinite 0s;
}

.dot-2 {
    top: 50%;
    left: 60%;
    animation: blink 2s infinite 0.5s;
}

.dot-3 {
    top: 70%;
    left: 40%;
    animation: blink 2s infinite 1s;
}

@keyframes blink {

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

    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

.map-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border: 2px solid var(--purple-light);
    border-radius: 50%;
    animation: ripple 2s infinite;
}

@keyframes ripple {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 1;
    }

    100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

.upcoming-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.upcoming-tag {
    display: inline-block;
    width: fit-content;
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--purple-light);
    background: rgba(85, 29, 114, 0.3);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.upcoming-title {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin-bottom: var(--space-md);
}

.upcoming-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.upcoming-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.upcoming-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.upcoming-features svg {
    color: var(--success);
    flex-shrink: 0;
}

.upcoming-progress {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.progress-bar {
    flex: 1;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-gold);
    border-radius: var(--radius-full);
    transition: width 1s ease-out;
}

.progress-text {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gold-main);
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about {
    padding: var(--space-5xl) 0;
    background: var(--bg-section);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-text {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.skill-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.skill-item:hover {
    border-color: var(--border-accent);
    transform: translateY(-2px);
}

.skill-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    color: var(--gold-main);
}

.skill-icon svg {
    width: 24px;
    height: 24px;
}

.skill-item span {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

/* Code Window */
.code-window {
    background: var(--bg-dark);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.window-header {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--border-subtle);
}

.window-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
}

.window-dot:first-child {
    background: #FF5F57;
}

.window-dot:nth-child(2) {
    background: #FFBD2E;
}

.window-dot:nth-child(3) {
    background: #28CA41;
}

.window-content {
    padding: var(--space-xl);
    overflow-x: auto;
}

.window-content pre {
    margin: 0;
    font-family: 'Fira Code', 'Monaco', monospace;
    font-size: var(--font-size-sm);
    line-height: 1.8;
}

.code-keyword {
    color: var(--purple-light);
}

.code-function {
    color: var(--gold-main);
}

.code-string {
    color: var(--success);
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact {
    padding: var(--space-5xl) 0;
    background: var(--bg-dark);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-text {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

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

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.highlight-item:hover {
    border-color: var(--border-accent);
}

.highlight-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    color: var(--gold-main);
    background: rgba(248, 213, 116, 0.1);
    border-radius: var(--radius-md);
}

.highlight-icon svg {
    width: 24px;
    height: 24px;
}

.highlight-content h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.highlight-content p {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* Contact Form */
.contact-form-container {
    background: var(--gradient-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--purple-main);
    box-shadow: 0 0 0 3px var(--purple-glow);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

.form-group select option {
    background: var(--bg-dark);
    color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    text-align: center;
    padding: var(--space-3xl);
}

.form-success.hidden {
    display: none;
}

.success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-lg);
    background: var(--success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.form-success h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-sm);
}

.form-success p {
    color: var(--text-secondary);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    background: var(--bg-section);
    border-top: 1px solid var(--border-subtle);
}

.footer-content {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.footer-text {
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

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

.footer-links a {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--gold-main);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-subtle);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* ========================================
   APPLE-STYLE SCROLL ANIMATIONS
   ======================================== */

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-gold);
    z-index: 10000;
    width: 0%;
    transition: width 0.1s linear;
}

/* Hero Parallax */
.hero-content {
    will-change: transform, opacity;
}

.hero-bg {
    will-change: transform;
}

/* Section Animations */
.section-animated {
    opacity: 0;
    transform: translateY(60px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.section-animated.section-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Section Header Animations */
.section-header.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Card Animations - Staggered reveal */
.card-animated {
    opacity: 0;
    transform: translateY(40px) scale(0.96);
    transition: opacity 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.card-animated.card-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Category Title Slide-in */
.category-title {
    will-change: transform, opacity;
    transition: transform 0.3s ease-out, opacity 0.3s ease-out;
}

/* Stats Animation */
.stat-number {
    transition: transform 0.3s ease;
}

.stat-number.stat-animated {
    animation: statPop 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes statPop {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.15);
    }

    100% {
        transform: scale(1);
    }
}

/* Form Success Animation */
.form-success.success-animate {
    animation: successReveal 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@keyframes successReveal {
    0% {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }

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

/* Smooth hover transitions for interactive elements */
.project-card,
.skill-item,
.highlight-item,
.upcoming-card {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        box-shadow 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
        border-color 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Button hover with smooth scaling */
.btn {
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.btn:active {
    transform: scale(0.98);
}

/* Legacy AOS support (fallback) */
[data-aos="fade-up"] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}


/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .upcoming-card {
        grid-template-columns: 1fr;
    }

    .upcoming-visual {
        order: -1;
    }

    .map-preview {
        width: 150px;
        height: 150px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--bg-dark);
        border-bottom: 1px solid var(--border-subtle);
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-lg);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-stats {
        gap: var(--space-xl);
        flex-wrap: wrap;
    }

    .stat-number {
        font-size: var(--font-size-2xl);
    }

    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .category-grid,
    .category-grid-3 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

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

    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
    }

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

    .footer-links {
        flex-direction: column;
        gap: var(--space-md);
    }
}

/* ========================================
   IMPACT SECTION
   ======================================== */

.impact {
    padding: var(--space-5xl) 0;
    background: var(--bg-dark);
    position: relative;
    overflow: hidden;
}

.impact-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.floating-shapes {
    position: absolute;
    inset: 0;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(85, 29, 114, 0.3), rgba(248, 213, 116, 0.1));
    filter: blur(60px);
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    width: 400px;
    height: 400px;
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    top: 50%;
    right: -50px;
    animation-delay: -5s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    bottom: -50px;
    left: 30%;
    animation-delay: -10s;
}

.shape-4 {
    width: 200px;
    height: 200px;
    top: 30%;
    left: 50%;
    animation-delay: -15s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    25% {
        transform: translate(30px, -30px) rotate(5deg);
    }

    50% {
        transform: translate(-20px, 20px) rotate(-5deg);
    }

    75% {
        transform: translate(20px, 10px) rotate(3deg);
    }
}

.impact-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.metric-card {
    position: relative;
    background: rgba(77, 33, 109, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.metric-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(248, 213, 116, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.metric-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4),
        0 0 40px rgba(248, 213, 116, 0.1);
}

.metric-card:hover::before {
    opacity: 1;
}

.metric-featured {
    border-color: var(--gold-main);
    background: linear-gradient(180deg, rgba(248, 213, 116, 0.15) 0%, rgba(77, 33, 109, 0.15) 100%);
}

.metric-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, rgba(248, 213, 116, 0.15) 0%, transparent 70%);
    pointer-events: none;
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {

    0%,
    100% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.metric-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    color: var(--gold-main);
}

.metric-icon svg {
    width: 32px;
    height: 32px;
}

.metric-featured .metric-icon {
    background: var(--gradient-gold);
    color: var(--bg-dark);
}

.metric-value {
    margin-bottom: var(--space-sm);
}

.metric-number {
    display: block;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.metric-unit {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.metric-label {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.metric-detail {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.5;
}

.impact-highlights {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.highlight-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    color: var(--success);
    transition: all var(--transition-base);
}

.highlight-badge:hover {
    background: rgba(16, 185, 129, 0.2);
    transform: translateY(-2px);
}

.highlight-badge svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* ========================================
   TESTIMONIAL SECTION
   ======================================== */

.testimonial {
    padding: var(--space-4xl) 0;
    background: var(--bg-section);
    position: relative;
    overflow: hidden;
}

.testimonial-card {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: var(--space-4xl) var(--space-3xl);
    background: linear-gradient(180deg, rgba(248, 213, 116, 0.08) 0%, rgba(77, 33, 109, 0.08) 100%);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-2xl);
    overflow: hidden;
}

.testimonial-glow {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(248, 213, 116, 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.quote-mark {
    font-size: 8rem;
    font-family: Georgia, serif;
    line-height: 1;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.5;
    position: absolute;
    user-select: none;
}

.quote-open {
    top: var(--space-xl);
    left: var(--space-2xl);
}

.quote-close {
    bottom: var(--space-xl);
    right: var(--space-2xl);
    transform: rotate(180deg);
}

.testimonial-quote {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    font-weight: 700;
    font-style: italic;
    line-height: 1.3;
    margin-bottom: var(--space-2xl);
    position: relative;
    z-index: 1;
    color: var(--text-primary);
}

.testimonial-author {
    position: relative;
    z-index: 1;
}

.author-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.author-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.author-context {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ========================================
   LINKEDIN NAV STYLING
   ======================================== */

.nav-linkedin {
    display: flex;
    align-items: center;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.nav-linkedin:hover {
    background: rgba(248, 213, 116, 0.1);
    color: var(--gold-main) !important;
}

.nav-linkedin svg {
    transition: transform var(--transition-base);
}

.nav-linkedin:hover svg {
    transform: scale(1.1);
}

.nav-linkedin::after {
    display: none !important;
}

/* ========================================
   FOOTER SOCIAL
   ======================================== */

.footer-social {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--gradient-primary);
    border-color: var(--purple-main);
    color: var(--text-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

/* ========================================
   3D CARD TILT EFFECT
   ======================================== */

.project-card,
.metric-card,
.upcoming-card {
    transform-style: preserve-3d;
    perspective: 1000px;
}

.project-card.card-tilt,
.metric-card.card-tilt {
    transform: rotateX(var(--rotateX, 0deg)) rotateY(var(--rotateY, 0deg)) translateY(-8px);
}

/* ========================================
   ENHANCED BUTTON EFFECTS
   ======================================== */

.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-primary:hover::after {
    width: 300px;
    height: 300px;
}

/* ========================================
   PAGE LOAD ANIMATION
   ======================================== */

body {
    opacity: 0;
    animation: pageReveal 0.8s ease forwards;
}

body.loaded {
    opacity: 1;
}

@keyframes pageReveal {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ========================================
   ANIMATED GRADIENT BORDER
   ======================================== */

.metric-featured::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(45deg,
            var(--gold-main),
            var(--purple-main),
            var(--gold-main),
            var(--purple-main));
    background-size: 400% 400%;
    border-radius: calc(var(--radius-2xl) + 2px);
    z-index: -1;
    animation: gradientBorder 4s ease infinite;
    opacity: 0.6;
}

@keyframes gradientBorder {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

/* ========================================
   RESPONSIVE - IMPACT SECTION
   ======================================== */

@media (max-width: 1200px) {
    .impact-metrics {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .impact-metrics {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .metric-card {
        padding: var(--space-xl);
    }

    .metric-number {
        font-size: 3rem;
    }

    .testimonial-card {
        padding: var(--space-2xl) var(--space-lg);
    }

    .quote-mark {
        font-size: 4rem;
    }

    .quote-open {
        top: var(--space-md);
        left: var(--space-md);
    }

    .quote-close {
        bottom: var(--space-md);
        right: var(--space-md);
    }

    .impact-highlights {
        flex-direction: column;
        align-items: center;
    }

    .highlight-badge {
        width: 100%;
        justify-content: center;
    }
}