/* Font loaded via HTML link tag */

/* ===========================
   CSS Variables & Design System
   =========================== */
:root {
    /* Colors Light Mode */
    --color-black: #2d3748;
    --color-white: #ffffff;
    --color-gray-100: #f7fafc;
    --color-gray-200: #edf2f7;
    --color-gray-300: #e2e8f0;
    --color-gray-400: #cbd5e0;
    --color-gray-500: #a0aec0;
    --color-gray-600: #718096;
    --color-gray-700: #4a5568;
    --color-gray-800: #2d3748;
    --color-gray-900: #1a202c;

    /* Brand Colors */
    --color-orange: #d97706;
    --color-orange-light: #f59e0b;
    --color-blue: #e0f2fe;
    --color-blue-dark: #0284c7;

    /* Project Background Colors */
    --color-lavender: #e9d5ff;
    --color-lavender-light: #f3e8ff;
    --color-mint: #6ee7b7;
    --color-mint-light: #d1fae5;
    --color-rose: #fecdd3;

    /* Typography */
    --font-size-small: 14px;
    --font-size-base: 16px;
    --font-size-medium: 18px;
    --font-size-large: 32px;
    --font-size-xlarge: 48px;
    --font-size-hero: 56px;

    /* Spacing Scale */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Layout */
    --container-narrow: 800px;
    --container-wide: 1280px;
    --gap-default: 24px;

    /* Transitions */
    --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Warm palette */
    --color-cream: #faf7f2;
    --color-cream-dark: #f0ebe3;
    --color-warm-gray: #6b6662;
    --color-warm-black: #2a2523;
    --color-card-bg-1: #f5f0e8;
    --color-card-bg-2: #eef3f0;

    /* Extended typography */
    --font-size-eyebrow: 13px;
    --font-size-display: 64px;

    /* Extended spacing */
    --space-5xl: 9rem;
    --space-6xl: 10rem;

    /* Border radius */
    --radius-card: 24px;
    --radius-button: 100px;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --color-white: #0f1419;
    --color-black: #ffffff;
    --color-gray-100: #1a1f26;
    --color-gray-200: #232931;
    --color-gray-300: #2d3748;
    --color-gray-400: #3d4a5c;
    --color-gray-500: #6b7280;
    --color-gray-600: #9ca3af;
    --color-gray-700: #d1d5db;
    --color-gray-800: #e5e7eb;
    --color-gray-900: #f3f4f6;

    --color-blue: #1e3a5f;
    --color-blue-dark: #60a5fa;

    --color-lavender: #4c1d95;
    --color-mint: #065f46;
    --color-rose: #881337;

    --color-cream: #1a1f26;
    --color-cream-dark: #232931;
    --color-warm-gray: #9ca3af;
    --color-warm-black: #f3f4f6;
    --color-card-bg-1: #1e2328;
    --color-card-bg-2: #1c2520;
}

/* ===========================
   Reset & Base Styles
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Teachers', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

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

strong {
    font-weight: 700;
}

/* ===========================
   Container Utilities
   =========================== */
.container {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-wide {
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* ===========================
   Header & Navigation
   =========================== */
.header {
    position: sticky;
    top: 0;
    background-color: var(--color-white);
    z-index: 100;
    transition: var(--transition-base);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

/* Logo Styling */
.logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-black);
    letter-spacing: -0.5px;
}

.logo-vince {
    color: var(--color-gray-800);
}

.logo-o {
    color: var(--color-orange);
    font-weight: 700;
}

.logo-ds {
    color: var(--color-gray-800);
}

.logo:hover {
    opacity: 0.8;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-2xl);
    align-items: center;
}

.nav-link {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    font-weight: 500;
    position: relative;
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-color: transparent;
    transition: var(--transition-base);
}

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

/* Theme Toggle Button */
.theme-toggle {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.theme-toggle:hover {
    background-color: var(--color-gray-300);
    transform: scale(1.05);
}

.theme-toggle svg {
    position: absolute;
    stroke-width: 2;
    transition: var(--transition-base);
}

.sun-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.moon-icon {
    opacity: 0;
    transform: rotate(90deg) scale(0);
}

[data-theme="dark"] .sun-icon {
    opacity: 0;
    transform: rotate(-90deg) scale(0);
}

[data-theme="dark"] .moon-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-black);
    transition: var(--transition-base);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    padding: var(--space-4xl) 0 var(--space-3xl);
    background-color: var(--color-white);
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: flex;
    gap: var(--space-4xl);
    align-items: center;
    justify-content: space-between;
}

/* --- Hero Text (left side) --- */
.hero-text {
    flex: 1;
    max-width: 720px;
}

/* Hello greeting */
.hero-hello {
    position: relative;
    display: inline-block;
    margin-bottom: var(--space-xl);
}

.hero-hello-text {
    font-size: 14px;
    font-weight: 400;
    font-style: italic;
    color: var(--color-gray-900);
    line-height: 1;
}

.hero-hello-emoji {
    font-size: 14px;
    display: inline-block;
    margin-left: 2px;
}

.hero-hello-scribble {
    position: absolute;
    bottom: -18px;
    left: -5px;
    width: 70px;
    height: auto;
    max-height: 18px;
    object-fit: contain;
}

/* Hero heading */
.hero-heading {
    font-size: 40px;
    font-weight: 400;
    color: var(--color-gray-900);
    line-height: 1.35;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.3px;
}

.hero-heading strong {
    font-weight: 700;
}

.hero-highlight {
    background-color: rgba(191, 219, 254, 0.4);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 400;
}

[data-theme="dark"] .hero-highlight {
    background-color: rgba(30, 64, 175, 0.3);
}

/* Hero description */
.hero-description {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-gray-700);
    max-width: 600px;
    margin-bottom: var(--space-2xl);
}

/* --- Hero CTAs --- */
.hero-ctas {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

.cta-button {
    display: inline-flex;
    padding: 12px 24px;
    justify-content: center;
    align-items: center;
    gap: 10px;
    border-radius: 1000px;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: var(--transition-base);
    cursor: pointer;
    text-align: center;
    border: none;
    box-shadow: 1px 1px 0 3px #000;
}

.cta-button:hover {
    transform: translateY(-2px);
}

.cta-primary {
    background-color: var(--color-orange);
    color: #ffffff;
}

.cta-primary:hover {
    background-color: var(--color-orange-light);
}

.cta-secondary {
    background-color: var(--color-white);
    color: var(--color-gray-800);
}

.cta-secondary:hover {
    background-color: var(--color-gray-100);
}

[data-theme="dark"] .cta-button {
    box-shadow: 1px 1px 0 3px var(--color-gray-700);
}

[data-theme="dark"] .cta-secondary {
    background-color: var(--color-gray-200);
    color: var(--color-gray-800);
}

/* --- Hero Profile (right side) --- */
.hero-profile {
    flex-shrink: 0;
    position: relative;
}

.hero-profile::before {
    content: '';
    position: absolute;
    inset: -10px;
    background-color: #dbeafe;
    border-radius: 50%;
    z-index: 0;
}

[data-theme="dark"] .hero-profile::before {
    background-color: rgba(30, 58, 95, 0.4);
}

.profile-image {
    width: 256px;
    height: 256px;
    border-radius: 50%;
    object-fit: cover;
    position: relative;
    z-index: 1;
}

/* ===========================
   Approach Section
   =========================== */
.approach {
    padding: var(--space-3xl) 0 var(--space-5xl);
    background-color: var(--color-white);
}

.approach-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-lg);
}

.approach-description {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-gray-700);
    max-width: 900px;
    margin-bottom: var(--space-3xl);
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.approach-card {
    border-radius: 16px;
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 200px;
}

.approach-card--pink {
    background-color: #fce4e4;
}

.approach-card--green {
    background-color: #e4f5eb;
}

.approach-card--purple {
    background-color: #e8e4f5;
}

.approach-icon {
    margin-bottom: var(--space-xl);
}

.approach-card-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    line-height: 1.4;
    margin-top: auto;
}

/* Dark mode */
[data-theme="dark"] .approach-card--pink {
    background-color: rgba(252, 228, 228, 0.1);
}

[data-theme="dark"] .approach-card--green {
    background-color: rgba(228, 245, 235, 0.1);
}

[data-theme="dark"] .approach-card--purple {
    background-color: rgba(232, 228, 245, 0.1);
}

/* Responsive */
@media (max-width: 1024px) {
    .approach-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .approach-grid {
        grid-template-columns: 1fr;
    }

    .approach-title {
        font-size: 1.5rem;
    }
}

/* ===========================
   About Me Section
   =========================== */
.about-me {
    padding: var(--space-3xl) 0;
    background-color: var(--color-white);
}

.about-me-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

/* Photo grid - masonry-like layout */
.about-me-photos {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-md);
}

.about-me-photo {
    border-radius: 16px;
    overflow: hidden;
}

.about-me-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-me-photo--tall {
    grid-row: 1 / 3;
}

.about-me-photo--top {
    max-height: 280px;
}

.about-me-photo--bottom {
    max-height: 280px;
}

/* Content side */
.about-me-content {
    max-width: 520px;
}

.about-me-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-lg);
}

.about-me-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.about-me-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1.5px solid;
}

.about-me-badge--pink {
    color: #d16b6b;
    border-color: #f5d0d0;
    background-color: #fef2f2;
}

.about-me-badge--green {
    color: #5a9e7a;
    border-color: #c6e7d4;
    background-color: #f0faf4;
}

.about-me-badge--purple {
    color: #7b6bb5;
    border-color: #d8d0f0;
    background-color: #f5f3ff;
}

[data-theme="dark"] .about-me-badge--pink {
    color: #f5a3a3;
    border-color: rgba(245, 163, 163, 0.2);
    background-color: rgba(245, 163, 163, 0.1);
}

[data-theme="dark"] .about-me-badge--green {
    color: #86d9a5;
    border-color: rgba(134, 217, 165, 0.2);
    background-color: rgba(134, 217, 165, 0.1);
}

[data-theme="dark"] .about-me-badge--purple {
    color: #b8a5e8;
    border-color: rgba(184, 165, 232, 0.2);
    background-color: rgba(184, 165, 232, 0.1);
}

.about-me-text {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-gray-700);
    margin-bottom: var(--space-sm);
}

.about-me-text:last-of-type {
    margin-bottom: var(--space-xl);
}

/* Responsive */
@media (max-width: 1024px) {
    .about-me-layout {
        gap: var(--space-2xl);
    }

    .about-me-photo--tall {
        min-height: 340px;
    }
}

@media (max-width: 767px) {
    .about-me-layout {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .about-me-photos {
        max-height: 350px;
    }

    .about-me-photo--tall {
        min-height: 300px;
    }

    .about-me-title {
        font-size: 1.5rem;
    }
}

/* ===========================
   Client Logos Bar
   =========================== */
.logos-bar {
    padding: var(--space-3xl) 0;
    background-color: var(--color-cream);
    border-top: 1px solid var(--color-gray-200);
    border-bottom: 1px solid var(--color-gray-200);
    overflow: hidden;
}

.logos-bar-label {
    text-align: center;
    font-size: var(--font-size-small);
    font-weight: 500;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--space-xl);
}

.logos-bar-track {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3xl);
    flex-wrap: wrap;
}

.logos-bar-item {
    flex-shrink: 0;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.5;
    filter: grayscale(100%);
    transition: var(--transition-base);
}

.logos-bar-item:hover {
    opacity: 1;
    filter: grayscale(0%);
}

.logos-bar-item img {
    max-height: 36px;
    width: auto;
    object-fit: contain;
}

.logos-bar-placeholder {
    width: 80px;
    height: 36px;
    border: 2px dashed var(--color-gray-300);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.3;
    filter: none;
}

.logos-bar-placeholder span {
    font-size: 11px;
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 1px;
}

[data-theme="dark"] .logos-bar {
    background-color: var(--color-cream);
    border-color: var(--color-gray-300);
}

[data-theme="dark"] .logos-bar-item {
    opacity: 0.4;
    filter: grayscale(100%) brightness(2);
}

[data-theme="dark"] .logos-bar-item:hover {
    opacity: 1;
    filter: grayscale(0%) brightness(1);
}

/* ===========================
   Projects Section
   =========================== */
.projects {
    padding: var(--space-3xl) 0 var(--space-5xl);
    background-color: var(--color-white);
}

/* Projects Header */
.projects-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.projects-title {
    font-size: var(--font-size-xlarge);
    font-weight: 800;
    color: var(--color-black);
    margin-bottom: var(--space-md);
}

.projects-subtitle {
    font-size: var(--font-size-medium);
    color: var(--color-gray-600);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ===========================
   Case Study Cards (Main Projects)
   =========================== */
.case-studies {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xl);
}

.case-study-card {
    display: flex;
    align-items: center;
    gap: var(--space-3xl);
    background: linear-gradient(135deg, #e8eaf6 0%, #f0f1fa 40%, #f5f6fc 100%);
    border-radius: var(--radius-card);
    padding: var(--space-3xl);
    transition: var(--transition-slow);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    position: relative;
}

.case-study-card:nth-child(2) {
    background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 40%, #ecfdf5 100%);
}

.case-study-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

.case-study-text {
    flex: 1;
    min-width: 0;
}

.case-study-logo {
    margin-bottom: var(--space-xl);
}

.case-study-logo img {
    height: 32px;
    width: auto;
    object-fit: contain;
}

.case-study-heading {
    font-size: var(--font-size-large);
    font-weight: 700;
    color: var(--color-gray-900);
    line-height: 1.25;
    margin-bottom: var(--space-lg);
}

.case-study-description {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-gray-700);
    margin-bottom: var(--space-xl);
    max-width: 480px;
}

.case-study-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-800);
    padding: 12px 24px;
    border: none;
    border-radius: 1000px;
    transition: var(--transition-base);
    background-color: var(--color-white);
    box-shadow: 1px 1px 0 3px #000;
}

.case-study-card:hover .case-study-link {
    transform: translateY(-2px);
}

.case-study-link svg {
    transition: transform 0.3s ease;
}

.case-study-card:hover .case-study-link svg {
    transform: translateX(4px);
}

.case-study-visuals {
    flex-shrink: 0;
    width: 45%;
    max-width: 520px;
}

.case-study-screenshot {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.5s ease;
}

.case-study-card:hover .case-study-screenshot {
    transform: scale(1.02);
}

[data-theme="dark"] .case-study-card {
    background: linear-gradient(135deg, #1a1d33 0%, #181b2a 40%, #161822 100%);
}

[data-theme="dark"] .case-study-card:nth-child(2) {
    background: linear-gradient(135deg, #162032 0%, #151c28 40%, #141f22 100%);
}

[data-theme="dark"] .case-study-card:hover {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .case-study-logo img {
    filter: brightness(2);
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gap-default);
}


.project-card {
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: var(--transition-slow);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

/* Project sizes */
.project-large {
    grid-column: span 1;
    aspect-ratio: 16 / 10;
}

.projects-grid .project-large {
    grid-column: span 2;
}

.project-small {
    grid-column: span 1;
    aspect-ratio: 1 / 1;
}

/* Background colors */
.project-card[data-bg="gray"] {
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
}

.project-card[data-bg="gray-light"] {
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.project-card[data-bg="lavender"] {
    background: linear-gradient(135deg, #e9d5ff 0%, #d8b4fe 100%);
}

.project-card[data-bg="mint"] {
    background: linear-gradient(135deg, #6ee7b7 0%, #34d399 100%);
}

.project-card[data-bg="rose"] {
    background: linear-gradient(135deg, #fecdd3 0%, #fda4af 100%);
}

.project-card[data-bg="blue"] {
    background: linear-gradient(135deg, #bfdbfe 0%, #93c5fd 100%);
}

/* Dark mode backgrounds */
[data-theme="dark"] .project-card[data-bg="gray"] {
    background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
}

[data-theme="dark"] .project-card[data-bg="gray-light"] {
    background: linear-gradient(135deg, #4b5563 0%, #374151 100%);
}

[data-theme="dark"] .project-card[data-bg="lavender"] {
    background: linear-gradient(135deg, #6b21a8 0%, #581c87 100%);
}

[data-theme="dark"] .project-card[data-bg="mint"] {
    background: linear-gradient(135deg, #047857 0%, #065f46 100%);
}

[data-theme="dark"] .project-card[data-bg="rose"] {
    background: linear-gradient(135deg, #be123c 0%, #9f1239 100%);
}

[data-theme="dark"] .project-card[data-bg="blue"] {
    background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Project Content */
.project-content {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Project Category (subtitle above title on hover) */
.project-category {
    position: absolute;
    bottom: 58px;
    left: var(--space-lg);
    font-size: 14px;
    color: #ffffff;
    font-weight: 400;
    z-index: 3;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Project Image Container */
.project-image {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.project-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, transparent 60%, rgba(0, 0, 0, 0.85) 100%);
    opacity: 0;
    z-index: 1;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .project-image img {
    transform: scale(1.08);
}

/* Project Badge (small badge at bottom-right) */
.project-badge {
    position: absolute;
    bottom: var(--space-lg);
    right: var(--space-lg);
    background-color: var(--color-white);
    backdrop-filter: blur(10px);
    padding: 10px 18px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-black);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    z-index: 3;
    opacity: 1;
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-badge .lock-icon {
    width: 14px;
    height: 14px;
    opacity: 0.7;
}

/* Locked project styling */
.project-card.project-locked .project-image img {
    filter: blur(3px);
    transition: filter 0.3s ease, transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card.project-locked:hover .project-image img {
    filter: blur(2px);
    transform: scale(1.08);
}

.project-card.project-locked .project-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.15);
    z-index: 1;
    pointer-events: none;
}

.project-card:hover .project-badge {
    opacity: 0;
}

/* Project Title (large title at bottom-left on hover) */
.project-title {
    position: absolute;
    bottom: var(--space-lg);
    left: var(--space-lg);
    font-size: 24px;
    font-weight: 700;
    color: #ffffff;
    z-index: 3;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    line-height: 1.2;
    margin: 0;
}

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

/* Other Projects Section */
.other-projects {
    margin-top: var(--space-4xl);
}

.other-projects-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-500);
    margin-bottom: var(--space-xl);
    text-align: left;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.other-projects-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.other-project-item {
    display: block;
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-base);
    background: linear-gradient(180deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
}

.other-project-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.other-project-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

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

.other-project-info h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--space-xs);
}

.other-project-info p {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    margin: 0;
}

/* ===========================
   About Section
   =========================== */
.about {
    padding: var(--space-5xl) 0;
    background-color: var(--color-gray-100);
}

/* About Grid Layout */
.about-grid {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.about-sidebar {
    position: sticky;
    top: 90px;
}

/* About Cards */
.about-card {
    background-color: var(--color-white);
    border-radius: 16px;
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: var(--transition-base);
}

.about-card:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.about-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.toggle-btn {
    background: none;
    border: none;
    color: var(--color-gray-500);
    cursor: pointer;
    padding: 4px;
    transition: var(--transition-base);
}

.toggle-btn:hover {
    color: var(--color-gray-900);
}

/* Formation */
.formation-item {
    display: flex;
    gap: var(--space-md);
}

.formation-icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.formation-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.formation-content {
    flex: 1;
}

.formation-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--space-xs);
}

.formation-school {
    font-size: 0.9rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-xs);
}

.formation-date {
    font-size: 0.85rem;
    color: var(--color-gray-500);
}

/* Skills */
.skills-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-gray-700);
    transition: var(--transition-base);
}

.skill-item:hover {
    color: var(--color-gray-900);
    transform: translateX(4px);
}

.skill-icon {
    font-size: 1.2rem;
}

/* Software Grid */
.tools-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tool-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-gray-700);
    transition: var(--transition-base);
}

.tool-item:hover {
    color: var(--color-gray-900);
    transform: translateX(4px);
}

.tool-icon {
    width: 20px;
    height: 20px;
    min-width: 20px;
    max-width: 20px;
    max-height: 20px;
    object-fit: contain;
    flex-shrink: 0;
}

/* Languages */
.languages-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.language-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
}

.language-flag {
    font-size: 1.5rem;
}

.language-info {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.language-name {
    font-size: 0.95rem;
    color: var(--color-gray-800);
    font-weight: 500;
}

.language-level {
    font-size: 0.85rem;
    color: var(--color-gray-600);
    background-color: rgba(247, 250, 252, 0.7);
    padding: 4px 12px;
    border-radius: 100px;
    font-weight: 600;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(226, 232, 240, 0.5);
}

[data-theme="dark"] .language-level {
    background-color: rgba(26, 31, 38, 0.7);
    border-color: rgba(45, 55, 72, 0.5);
}

/* Projects Timeline */
.projects-header-inline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.view-toggle {
    background: none;
    border: none;
    color: var(--color-gray-500);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: var(--transition-base);
}

.view-toggle:hover {
    background-color: var(--color-gray-100);
    color: var(--color-gray-900);
}

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

.timeline-item {
    display: flex;
    gap: var(--space-lg);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-gray-200);
}

.timeline-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.timeline-icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-gray-100);
    border-radius: 12px;
}

.timeline-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 12px;
}

.timeline-content {
    flex: 1;
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-sm);
}

.timeline-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-gray-600);
    margin-bottom: var(--space-md);
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.tag {
    display: inline-block;
    padding: 6px 14px;
    background-color: rgba(224, 242, 254, 0.7);
    color: var(--color-blue-dark);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(224, 242, 254, 0.5);
}

[data-theme="dark"] .tag {
    background-color: rgba(30, 58, 95, 0.5);
    border-color: rgba(30, 58, 95, 0.3);
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--color-gray-500);
    font-weight: 500;
}

/* ===========================
   Download CV
   =========================== */
.download-cv {
    text-align: center;
    margin-top: 40px;
}

.download-cv-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* ===========================
   Footer
   =========================== */
.footer {
    background-color: var(--color-gray-900);
    color: var(--color-white);
    padding: var(--space-3xl) 0;
}

.footer-content {
    text-align: center;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
}

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

.footer-nav a {
    color: var(--color-gray-400);
    font-size: var(--font-size-small);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: transparent;
    transition: var(--transition-base);
}

.footer-nav a:hover {
    color: var(--color-white);
    text-decoration-color: var(--color-white);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin: 16px 0;
}

.footer-contact-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-gray-400);
    text-decoration: none;
    font-size: var(--font-size-small);
    transition: color 0.2s ease;
}

.footer-contact-link:hover {
    color: var(--color-primary);
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.footer-social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    transition: color 0.2s ease;
}

.footer-social-link:hover {
    color: var(--color-primary);
}

.footer-copyright {
    font-size: var(--font-size-small);
    color: var(--color-gray-500);
    line-height: 1.6;
}

/* ===========================
   Scroll to Top Button
   =========================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 54px;
    height: 54px;
    background-color: var(--color-orange);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 99;
    box-shadow: 0 4px 12px rgba(217, 119, 6, 0.3);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background-color: var(--color-orange-light);
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(217, 119, 6, 0.5);
}

/* ===========================
   Responsive Design
   =========================== */

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
    .hero-heading {
        font-size: 1.85rem;
    }

    .hero-content {
        gap: var(--space-2xl);
    }

    .profile-image {
        width: 240px;
        height: 240px;
    }

    .case-study-card {
        gap: var(--space-xl);
        padding: var(--space-xl);
    }

    .case-study-heading {
        font-size: 1.5rem;
    }

    .case-study-visuals {
        width: 40%;
    }

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

    .project-large {
        grid-column: span 1;
    }

    .project-small {
        grid-column: span 1;
    }

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

/* Mobile (max-width: 767px) */
@media (max-width: 767px) {
    .container-wide {
        padding: 0 var(--space-md);
    }

    .nav-content {
        height: 60px;
    }

    .logo {
        font-size: 1.25rem;
    }

    .nav-menu {
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        flex-direction: column;
        gap: 0;
        padding: var(--space-lg);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu li {
        padding: var(--space-md) 0;
        border-bottom: 1px solid var(--color-gray-200);
    }

    .nav-menu li:last-child {
        border-bottom: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }

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

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

    .hero {
        padding: var(--space-2xl) 0;
        min-height: auto;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-xl);
    }

    .hero-text {
        max-width: 100%;
    }

    .hero-heading {
        font-size: 1.5rem;
    }

    .hero-description {
        font-size: var(--font-size-base);
        margin: 0 auto var(--space-lg);
    }

    .hero-ctas {
        justify-content: center;
        flex-wrap: wrap;
    }

    .cta-button {
        padding: 12px 24px;
        font-size: var(--font-size-base);
    }

    .profile-image {
        width: 180px;
        height: 180px;
    }

    .hero-profile {
        order: -1;
    }

    .case-study-card {
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-xl);
    }

    .case-study-visuals {
        width: 100%;
        max-width: 100%;
        order: -1;
    }

    .case-study-heading {
        font-size: 1.25rem;
    }

    .case-study-link {
        width: 100%;
        justify-content: center;
    }

    .logos-bar {
        padding: var(--space-xl) 0;
    }

    .logos-bar-track {
        gap: var(--space-xl);
    }

    .logos-bar-item {
        height: 28px;
    }

    .logos-bar-item img {
        max-height: 28px;
    }

    .projects {
        padding: var(--space-2xl) 0;
    }

    .projects-title {
        font-size: 2rem;
    }

    .projects-subtitle {
        font-size: var(--font-size-base);
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .project-large,
    .project-small {
        grid-column: span 1;
    }

    .other-projects-list {
        grid-template-columns: 1fr;
    }

    .project-image {
        padding: var(--space-lg);
    }

    .project-image img {
        transform: perspective(800px) rotateY(-3deg) rotateX(1deg);
    }

    .project-category {
        font-size: 12px;
        top: var(--space-md);
        left: var(--space-md);
    }

    .project-badge {
        bottom: var(--space-md);
        right: var(--space-md);
        padding: 8px 14px;
        font-size: 14px;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .about-sidebar {
        position: static;
    }

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

/* ===========================
   Project Detail Page
   =========================== */

/* Project Hero Section */
.project-hero {
    padding: var(--space-4xl) 0 var(--space-3xl);
    background-color: var(--color-white);
}

.project-hero-content {
    max-width: 900px;
}

.project-meta {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.back-link {
    color: var(--color-gray-600);
    font-size: var(--font-size-small);
    font-weight: 500;
    transition: var(--transition-base);
}

.back-link:hover {
    color: var(--color-orange);
}

.project-category-tag {
    display: inline-block;
    padding: 6px 14px;
    background-color: rgba(224, 242, 254, 0.7);
    color: var(--color-blue-dark);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(224, 242, 254, 0.5);
}

[data-theme="dark"] .project-category-tag {
    background-color: rgba(30, 58, 95, 0.5);
    border-color: rgba(30, 58, 95, 0.3);
}

.project-hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--space-lg);
    line-height: 1.1;
}

.project-hero-description {
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--color-gray-700);
    margin-bottom: var(--space-3xl);
}

.project-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-gray-200);
}

.project-info-item h3 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
}

.project-info-item p {
    font-size: 1rem;
    color: var(--color-gray-900);
    font-weight: 500;
}

/* Project Main Image */
.project-main-image {
    padding: var(--space-3xl) 0;
    background-color: var(--color-gray-100);
}

.main-image {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* Project Content Section */
.project-content-section {
    padding: var(--space-4xl) 0;
    background-color: var(--color-white);
}

.project-content-block {
    margin-bottom: var(--space-3xl);
}

.project-content-block:last-child {
    margin-bottom: 0;
}

.project-content-block h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-lg);
}

.project-content-block p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-gray-700);
}

.contribution-list {
    list-style: none;
    padding: 0;
}

.contribution-list li {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-gray-700);
    padding-left: var(--space-lg);
    position: relative;
    margin-bottom: var(--space-sm);
}

.contribution-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-orange);
    font-weight: 600;
}

/* Project Gallery */
.project-gallery {
    padding: var(--space-4xl) 0;
    background-color: var(--color-gray-100);
}

.gallery-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-2xl);
    text-align: center;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.gallery-item img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition-base);
}

.gallery-item img:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Project Navigation */
.project-navigation {
    padding: var(--space-3xl) 0;
    background-color: var(--color-white);
}

.project-nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-gray-200);
}

.nav-button {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-700);
    padding: var(--space-md) var(--space-lg);
    border-radius: 8px;
    transition: var(--transition-base);
}

.nav-button:hover {
    background-color: var(--color-gray-100);
    color: var(--color-orange);
}

/* Responsive - Project Pages */
@media (max-width: 1024px) {
    .project-info-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .project-hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 767px) {
    .project-hero {
        padding: var(--space-2xl) 0;
    }

    .project-hero-title {
        font-size: 2rem;
    }

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

    .project-info-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

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

    .project-nav-content {
        flex-direction: column;
        gap: var(--space-md);
    }

    .nav-button {
        width: 100%;
        text-align: center;
    }
}