/* ============================================================
   PORTFOLIO — Benjamin Dusunceli
   Mobile-first · Dark/Light themes · Animated · Modular
   ============================================================ */

/* --- Google Fonts import --- */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=Space+Mono:wght@400;700&display=swap');

/* ============================================================
   1. CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ============================================================ */
:root {
    /* Typography */
    --font-heading: 'Sora', sans-serif;
    --font-body: 'Sora', sans-serif;
    --font-mono: 'Space Mono', monospace;

    /* Spacing scale */
    --space-2xs: 0.25rem;
    --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;

    /* Sizing */
    --max-width: 72rem;
    --max-width-narrow: 48rem;

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 0.2s;
    --duration-normal: 0.4s;
    --duration-slow: 0.7s;

    /* Shadows (theme-dependent, set in dark/light) */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
    --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.15);
}

/* --- Dark theme (default) --- */
[data-theme="dark"] {
    --color-bg: #0a0a0f;
    --color-bg-alt: #12121a;
    --color-surface: #1a1a26;
    --color-surface-hover: #22222f;
    --color-border: rgba(255, 255, 255, 0.07);
    --color-border-hover: rgba(255, 255, 255, 0.14);
    --color-text: #eaeaf0;
    --color-text-secondary: #8888a0;
    --color-text-muted: #55556a;
    --color-accent: #6366f1;
    --color-accent-light: #818cf8;
    --color-accent-dark: #4f46e5;
    --color-accent-bg: rgba(99, 102, 241, 0.08);
    --color-accent-border: rgba(99, 102, 241, 0.25);
    --color-success: #34d399;
    --color-error: #f87171;
    --gradient-hero: linear-gradient(135deg, #0a0a0f 0%, #1a1030 50%, #0a0a0f 100%);
    --gradient-accent: linear-gradient(135deg, #6366f1, #a855f7, #ec4899);
    --gradient-card: linear-gradient(145deg, rgba(26, 26, 38, 0.8), rgba(18, 18, 26, 0.9));
    --noise-opacity: 0.03;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
}

/* --- Light theme --- */
[data-theme="light"] {
    --color-bg: #fafafa;
    --color-bg-alt: #f0f0f5;
    --color-surface: #ffffff;
    --color-surface-hover: #f5f5fa;
    --color-border: rgba(0, 0, 0, 0.08);
    --color-border-hover: rgba(0, 0, 0, 0.15);
    --color-text: #1a1a2e;
    --color-text-secondary: #5a5a7a;
    --color-text-muted: #9999aa;
    --color-accent: #4f46e5;
    --color-accent-light: #6366f1;
    --color-accent-dark: #4338ca;
    --color-accent-bg: rgba(79, 70, 229, 0.06);
    --color-accent-border: rgba(79, 70, 229, 0.2);
    --color-success: #059669;
    --color-error: #dc2626;
    --gradient-hero: linear-gradient(135deg, #fafafa 0%, #eef0ff 50%, #fafafa 100%);
    --gradient-accent: linear-gradient(135deg, #4f46e5, #7c3aed, #db2777);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(240,240,245,0.9));
    --noise-opacity: 0.02;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.1);
}

/* ============================================================
   2. RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background var(--duration-normal) var(--ease-out),
                color var(--duration-normal) var(--ease-out);
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }

/* Scrollbar styling */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-text-muted); border-radius: var(--radius-full); }

/* Selection */
::selection {
    background: var(--color-accent);
    color: #fff;
}

/* ============================================================
   3. LAYOUT UTILITIES
   ============================================================ */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
}

.container--narrow {
    max-width: var(--max-width-narrow);
}

.section {
    padding: var(--space-3xl) 0;
}

/* ============================================================
   4. ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.92); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink {
    0%, 100% { border-color: var(--color-accent); }
    50% { border-color: transparent; }
}

/* Scroll-triggered reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--duration-slow) var(--ease-out),
                transform var(--duration-slow) var(--ease-out);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity var(--duration-slow) var(--ease-out),
                transform var(--duration-slow) var(--ease-out);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity var(--duration-slow) var(--ease-out),
                transform var(--duration-slow) var(--ease-out);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--duration-normal) var(--ease-out),
                transform var(--duration-normal) var(--ease-out);
}

.stagger-children.revealed > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(2) { transition-delay: 80ms; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(3) { transition-delay: 160ms; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(4) { transition-delay: 240ms; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(5) { transition-delay: 320ms; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(6) { transition-delay: 400ms; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(7) { transition-delay: 480ms; opacity: 1; transform: translateY(0); }
.stagger-children.revealed > *:nth-child(8) { transition-delay: 560ms; opacity: 1; transform: translateY(0); }

/* ============================================================
   5. HEADER & NAVIGATION
   ============================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: background var(--duration-fast) var(--ease-out),
                backdrop-filter var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
    animation: fadeInDown var(--duration-slow) var(--ease-out);
}

.site-header.scrolled {
    background: var(--color-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--color-border);
}

[data-theme="dark"] .site-header.scrolled {
    background: rgba(10, 10, 15, 0.85);
}
[data-theme="light"] .site-header.scrolled {
    background: rgba(250, 250, 250, 0.85);
}

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

.nav-brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    position: relative;
}

.nav-brand .accent-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--gradient-accent);
    border-radius: 50%;
    margin-left: 2px;
    animation: pulse 2s ease-in-out infinite;
}

.nav-links {
    display: none;
    gap: var(--space-xs);
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    transition: color var(--duration-fast) var(--ease-out),
                background var(--duration-fast) var(--ease-out);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
}

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

/* Theme toggle */
.theme-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    transition: color var(--duration-fast), background var(--duration-fast);
}

.theme-toggle:hover {
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
}

.theme-toggle svg { width: 20px; height: 20px; }

[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-sun { display: none; }
[data-theme="light"] .theme-toggle .icon-moon { display: block; }

/* Mobile hamburger */
.nav-hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 24px;
    padding: 4px 0;
}

.nav-hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform var(--duration-fast) var(--ease-out),
                opacity var(--duration-fast) var(--ease-out);
}

.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu overlay */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: var(--color-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.mobile-menu.open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu a {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    transition: color var(--duration-fast);
}

.mobile-menu a:hover,
.mobile-menu a.active {
    color: var(--color-accent-light);
}

/* ============================================================
   6. HERO SECTION (Home)
   ============================================================ */
.hero-home {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
    padding: var(--space-4xl) 0 var(--space-3xl);
}

.hero-home::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, var(--color-accent-bg) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(168, 85, 247, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 50% 80%, rgba(236, 72, 153, 0.04) 0%, transparent 40%);
    pointer-events: none;
}

/* Grid pattern overlay */
.hero-home::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--color-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 48rem;
    padding: 0 var(--space-lg);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
    border: 1px solid var(--color-accent-border);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.6s var(--ease-out) 0.2s both;
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-name {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.7s var(--ease-out) 0.3s both;
}

/* Gradient text (accueil + autres pages) */
.gradient-text,
.hero-name .gradient-text {
    background: var(--gradient-accent);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 4s ease-in-out infinite;
}

.hero-title-rotator {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 3vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    min-height: 2em;
    animation: fadeInUp 0.7s var(--ease-out) 0.5s both;
}

.hero-title-rotator .typed-text {
    color: var(--color-accent-light);
    border-right: 2px solid var(--color-accent);
    padding-right: 4px;
    animation: blink 0.8s step-end infinite;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.125rem);
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 36rem;
    margin: 0 auto var(--space-2xl);
    animation: fadeInUp 0.7s var(--ease-out) 0.6s both;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
    animation: fadeInUp 0.7s var(--ease-out) 0.7s both;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    animation: fadeIn 1s var(--ease-out) 1.2s both;
}

.hero-scroll-indicator .scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: float 2s ease-in-out infinite;
}

/* ============================================================
   7. BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--duration-fast) var(--ease-out);
    white-space: nowrap;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-accent);
    color: #fff;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    background: var(--color-accent-dark);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
    transform: translateY(-2px);
}

.btn-outline {
    border: 1.5px solid var(--color-border-hover);
    color: var(--color-text);
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
    transform: translateY(-2px);
}

.btn-ghost {
    color: var(--color-text-secondary);
    padding: var(--space-xs) var(--space-md);
}

.btn-ghost:hover {
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
}

.btn svg {
    width: 18px;
    height: 18px;
}

/* ============================================================
   8. SECTION HEADER (reusable)
   ============================================================ */
.section-header {
    margin-bottom: var(--space-2xl);
}

.section-label {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--color-accent-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-xs);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    max-width: 36rem;
}

/* ============================================================
   9. ABOUT SECTION / PAGE
   ============================================================ */
.about-grid {
    display: grid;
    gap: var(--space-2xl);
}

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

.about-text p strong {
    color: var(--color-text);
    font-weight: 600;
}

.about-text p .highlight {
    color: var(--color-accent-light);
    font-weight: 600;
}

/* Stats row */
.stats-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-align: center;
    transition: border-color var(--duration-fast), transform var(--duration-fast);
}

.stat-card:hover {
    border-color: var(--color-accent-border);
    transform: translateY(-3px);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: var(--space-2xs);
}

/* Skills grid */
.skills-section {
    margin-top: var(--space-2xl);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.skill-tag {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: all var(--duration-fast);
}

.skill-tag:hover {
    border-color: var(--color-accent-border);
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
    transform: translateY(-2px);
}

.skill-tag .skill-icon {
    font-size: 1rem;
}

/* ============================================================
   10. RESUME / CV PAGE
   ============================================================ */
.resume-intro-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.resume-intro-row .resume-intro-name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
}

.resume-download-wrap {
    margin-top: var(--space-lg);
    text-align: center;
}

.resume-outro {
    max-width: var(--max-width-narrow);
    margin-left: auto;
    margin-right: auto;
}

.resume-timelines-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl) var(--space-2xl);
    margin-top: var(--space-2xl);
}

@media (min-width: 64rem) {
    .resume-timelines-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3xl) var(--space-xl);
    }
}

.resume-timelines-col {
    min-width: 0;
}

.timeline {
    position: relative;
    padding-left: var(--space-xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-border));
    border-radius: 1px;
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-2xl);
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-item::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--space-xl) - 5px);
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-accent);
    border: 3px solid var(--color-bg);
    box-shadow: 0 0 0 3px var(--color-accent-border);
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--color-accent-light);
    margin-bottom: var(--space-xs);
}

.timeline-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-2xs);
}

.timeline-company {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.timeline-desc {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

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

.timeline-tag {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    background: var(--color-accent-bg);
    color: var(--color-accent-light);
    border: 1px solid var(--color-accent-border);
}

/* Timeline detail list (experience bullets) */
.timeline-details {
    list-style: none;
    padding: 0;
    margin: var(--space-sm) 0;
}

.timeline-details li {
    position: relative;
    padding-left: var(--space-lg);
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-xs);
}

.timeline-details li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.65em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    opacity: 0.7;
}

/* Education section */
.education-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: border-color var(--duration-fast), transform var(--duration-fast);
}

.education-card:hover {
    border-color: var(--color-accent-border);
    transform: translateY(-3px);
}

.education-card + .education-card {
    margin-top: var(--space-md);
}

/* ============================================================
   11. PORTFOLIO / PROJECTS GRID
   ============================================================ */
.portfolio-hero {
    text-align: center;
    padding: calc(80px + var(--space-3xl)) 0 var(--space-2xl);
}

.section--portfolio-list {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
}

/* Page Réglages (superuser) */
.reglages-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 640px) {
    .reglages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.reglages-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: border-color var(--duration-fast);
}

.reglages-card:hover {
    border-color: var(--color-border-hover);
}

.reglages-card-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.reglages-card-desc {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    margin-bottom: var(--space-lg);
}

.reglages-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.reglages-card-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.reglages-card-actions .btn svg {
    flex-shrink: 0;
}

/* Liste de gestion (projets / technologies) */
.manage-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.manage-list-item {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: border-color var(--duration-fast);
}

.manage-list-item:hover {
    border-color: var(--color-border-hover);
}

.manage-list-item-main {
    min-width: 0;
}

.manage-list-item-title {
    font-weight: 600;
    display: block;
    margin-bottom: 2px;
}

.manage-list-item-meta {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.manage-list-item-meta em {
    color: var(--color-text-secondary);
}

.manage-list-item-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.project-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl); /* même espace entre les cartes (lignes et colonnes) */
}

.project-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--duration-fast) var(--ease-out),
                transform var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
}

.project-card:hover {
    border-color: var(--color-accent-border);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.project-card-link {
    display: block;
}

.project-card-image {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--color-bg-alt);
    position: relative;
}

.project-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-slow) var(--ease-out);
}

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

.project-card-image .overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--duration-fast);
}

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

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

.project-card-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    transition: color var(--duration-fast);
}

.project-card:hover .project-card-title {
    color: var(--color-accent-light);
}

.project-card-desc {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.project-card-footer {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-md);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-accent-light);
}

.project-card-footer svg {
    width: 16px;
    height: 16px;
    transition: transform var(--duration-fast);
}

.project-card:hover .project-card-footer svg {
    transform: translateX(4px);
}

/* Empty state */
.empty-state {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--space-3xl) 0;
    font-size: 1.0625rem;
}

/* ============================================================
   12. PROJECT DETAIL
   ============================================================ */
.project-detail-page {
    padding-top: calc(80px + var(--space-2xl));
}

.project-detail-back {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    transition: color var(--duration-fast);
}

.project-detail-back:hover {
    color: var(--color-accent-light);
}

.project-detail-back svg {
    width: 16px;
    height: 16px;
}

.project-detail-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.project-detail-top .project-detail-back {
    margin-bottom: 0;
}

.project-detail-actions {
    display: flex;
    gap: var(--space-xs);
}

.btn-sm {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.8125rem;
}

.project-delete-btn:hover {
    border-color: var(--color-error);
    color: var(--color-error);
}

.project-detail-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: var(--space-sm);
}

.project-detail-meta {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.project-detail-hero {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);
    align-items: flex-start;
    margin: var(--space-2xl) 0;
}

.project-detail-hero-img {
    flex: 0 0 auto;
    width: min(20rem, 100%);
    height: 18rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.project-detail-hero-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.project-detail-hero-caption {
    flex: 1;
    min-width: 0;
    padding-top: var(--space-xs);
}

.project-detail-body--in-hero {
    margin-bottom: 0;
}

@media (max-width: 36rem) {
    .project-detail-hero {
        flex-direction: column;
    }

    .project-detail-hero-img {
        width: 100%;
        height: 20rem;
    }
}

.project-detail-body {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

.project-detail-body p + p { margin-top: var(--space-md); }

.project-detail-link {
    margin-bottom: var(--space-2xl);
}

.project-detail-link a {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-accent-light);
    font-weight: 600;
    transition: gap var(--duration-fast);
}

.project-detail-link a:hover {
    gap: var(--space-sm);
}

/* ============================================================
   13. IMAGE CAROUSEL / GALLERY
   ============================================================ */
.gallery-section {
    margin: var(--space-lg) 0 var(--space-2xl);
    text-align: center;
}

.gallery-section-inner {
    max-width: min(40rem, 100%);
    margin: 0 auto;
    text-align: left;
}

.gallery-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background: var(--color-bg-alt);
}

.carousel-track {
    display: flex;
    transition: transform var(--duration-slow) var(--ease-out);
}

.carousel-slide {
    min-width: 100%;
    aspect-ratio: 16 / 10;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-lg);
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    color: #fff;
    font-size: 0.875rem;
    opacity: 0;
    transition: opacity var(--duration-fast);
}

.carousel:hover .carousel-caption {
    opacity: 1;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    box-shadow: var(--shadow-md);
    z-index: 10;
    transition: all var(--duration-fast);
    opacity: 0;
}

.carousel:hover .carousel-btn { opacity: 1; }

.carousel-btn:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
}

.carousel-btn--prev { left: var(--space-md); }
.carousel-btn--next { right: var(--space-md); }

.carousel-btn svg { width: 20px; height: 20px; }

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-md);
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-text-muted);
    transition: all var(--duration-fast);
    cursor: pointer;
}

.carousel-dot.active {
    background: var(--color-accent);
    width: 24px;
    border-radius: var(--radius-full);
}

/* ============================================================
   14. CONTACT PAGE
   ============================================================ */
.section--contact {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
}

.contact-container {
    max-width: var(--max-width);
}

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

.contact-col {
    min-width: 0;
}

.contact-col--info {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.contact-col--info .contact-info-list {
    flex: 1;
    min-height: 0;
}

.contact-block-header {
    margin-bottom: var(--space-xl);
}

.contact-block-header .section-label {
    margin-bottom: var(--space-xs);
}

.contact-block-header .section-title {
    margin-bottom: 0;
}

/* Carte formulaire (alignée visuellement avec les cartes coordonnées) */
.contact-form-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: border-color var(--duration-fast);
}

.contact-form-card:hover {
    border-color: var(--color-border-hover);
}

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

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

.contact-form-actions {
    margin-top: var(--space-xs);
}

.contact-form-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.contact-form-actions .btn svg {
    width: 18px;
    height: 18px;
}

/* Liste des coordonnées — largeur alignée sur le formulaire */
.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
    min-width: 0;
}

.contact-info-card {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: border-color var(--duration-fast), transform var(--duration-fast), box-shadow var(--duration-fast);
}

.contact-info-card:hover {
    border-color: var(--color-accent-border);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.contact-info-icon {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--color-accent-bg);
    color: var(--color-accent-light);
    transition: background var(--duration-fast), color var(--duration-fast);
}

.contact-info-card:hover .contact-info-icon {
    background: var(--color-accent);
    color: #fff;
}

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

.contact-info-content {
    min-width: 0;
}

.contact-info-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: 2px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.contact-info-value {
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-text);
}

.contact-info-value a {
    color: var(--color-text);
    transition: color var(--duration-fast);
}

.contact-info-value a:hover {
    color: var(--color-accent-light);
}

/* Bloc réseaux (contact page) */
.contact-social-block {
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.contact-social-block--centered {
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.contact-social-block--centered .social-links {
    justify-content: center;
}

.contact-social-title {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--space-md);
}

.contact-social-block .social-links {
    margin-top: 0;
}

/* Contact form (champs) */
.contact-form .form-group {
    margin-bottom: 0;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xs);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
}

.form-input,
input[type="text"],
input[type="email"],
input[type="url"],
input[type="number"],
textarea,
select {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
    outline: none;
}

/* Number : masquer les spinners par défaut */
input[type="number"] {
    -moz-appearance: textfield;
    appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.form-input:focus,
input:focus,
textarea:focus,
select:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-bg);
}

textarea {
    resize: vertical;
    min-height: 8rem;
}

.form-checkbox {
    width: auto !important;
    margin-right: var(--space-xs);
    accent-color: var(--color-accent);
}

.form-errors {
    list-style: none;
    font-size: 0.8125rem;
    color: var(--color-error);
}

.form-help {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Social links */
.social-links {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.social-link {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    transition: all var(--duration-fast);
}

.social-link:hover {
    border-color: var(--color-accent);
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
    transform: translateY(-3px);
}

.social-link svg { width: 22px; height: 22px; }

/* ============================================================
   15. PROJECT FORM (Create / Edit)
   ============================================================ */
.form-page {
    padding-top: calc(80px + var(--space-2xl));
}

.form-section {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
}

.form-section-header {
    margin-bottom: var(--space-2xl);
}

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

/* Ligne Ordre + Publié alignés */
/* Ordre + Publié sur une seule ligne (gauche / droite) */
.project-form .form-row.form-row--order-published {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    gap: var(--space-lg);
}

.project-form .form-row--order-published .form-group {
    flex: 0 0 auto;
    min-width: 0;
}

.project-form .form-row--order-published .form-group--number-input {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-md);
}

.project-form .form-row--order-published .form-group--number-input > label {
    margin-bottom: 0;
    flex-shrink: 0;
}

.project-form .form-row--order-published .form-group--checkbox {
    margin-bottom: 0;
    flex-shrink: 0;
}

/* Checkbox personnalisée (Publié) */
.form-checkbox-wrap {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
}

.form-checkbox-wrap .form-checkbox {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.form-checkbox-custom {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    transition: background var(--duration-fast), border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.form-checkbox-wrap:hover .form-checkbox-custom {
    border-color: var(--color-accent-border);
}

.form-checkbox-wrap:has(.form-checkbox:checked) .form-checkbox-custom {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.form-checkbox-wrap:has(.form-checkbox:focus) .form-checkbox-custom {
    box-shadow: 0 0 0 3px var(--color-accent-bg);
}

.form-checkbox-custom::after {
    content: '';
    display: block;
    width: 0.35rem;
    height: 0.65rem;
    margin: 0.2rem 0 0 0.35rem;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg) scale(0);
    transition: transform var(--duration-fast) var(--ease-out);
}

.form-checkbox-wrap:has(.form-checkbox:checked) .form-checkbox-custom::after {
    transform: rotate(45deg) scale(1);
}

.form-checkbox-label {
    user-select: none;
}

.form-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    margin-bottom: var(--space-lg);
}

/* Technology form: color picker */
.form-group--color .color-picker-wrap {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.form-input-color {
    width: 3.5rem;
    height: 2.5rem;
    padding: 2px;
    cursor: pointer;
    border-radius: var(--radius-md);
    border: 1.5px solid var(--color-border);
    background: var(--color-surface);
}

.form-input-color::-webkit-color-swatch-wrapper { padding: 2px; }
.form-input-color::-webkit-color-swatch { border-radius: var(--radius-sm); border: none; }
.form-input-color::-moz-color-swatch { border-radius: var(--radius-sm); border: none; }

.color-picker-hex {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* Technology form: emoji picker (legacy) */
.form-group--emoji .emoji-picker-wrap .form-input-emoji-value {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

/* Technology form: tech icon picker (Simple Icons) */
.tech-icon-picker-wrap .form-input-emoji-value,
.tech-icon-picker-wrap input[name="icon"] {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.emoji-picker-preview {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.emoji-picker-preview-value {
    font-size: 1.5rem;
    color: var(--color-text);
}

.technology-emoji-picker {
    width: 100%;
    max-width: 360px;
    height: 300px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

/* File input : style unifié (bouton personnalisé, pas d’icônes par défaut) */
.project-form input[type="file"] {
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    background: var(--color-surface);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: border-color var(--duration-fast), color var(--duration-fast);
}

.project-form input[type="file"]:hover {
    border-color: var(--color-accent-border);
    color: var(--color-text);
}

.project-form input[type="file"]:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-bg);
}

/* Bouton "Parcourir" / "Choisir un fichier" du file input */
.project-form input[type="file"]::file-selector-button {
    padding: var(--space-xs) var(--space-md);
    margin-right: var(--space-md);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
    border: 1px solid var(--color-accent-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--duration-fast), border-color var(--duration-fast), color var(--duration-fast);
}

.project-form input[type="file"]::file-selector-button:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
}

/* WebKit (Chrome, Safari, Edge) */
.project-form input[type="file"]::-webkit-file-upload-button {
    padding: var(--space-xs) var(--space-md);
    margin-right: var(--space-md);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
    border: 1px solid var(--color-accent-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--duration-fast), border-color var(--duration-fast), color var(--duration-fast);
}

.project-form input[type="file"]::-webkit-file-upload-button:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
}

/* Groupe ordre : boutons +/- */
.number-input-group {
    display: flex;
    align-items: stretch;
    width: 100%;
    max-width: 12rem;
}

.number-input-group .number-input-field,
.number-input-group input[type="number"] {
    width: 3.5rem;
    min-width: 3.5rem;
    padding: var(--space-sm) var(--space-xs);
    text-align: center;
    border-radius: 0;
    margin: 0 -1px;
}

.number-input-btn {
    flex-shrink: 0;
    width: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1;
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
    border: 1.5px solid var(--color-border);
    cursor: pointer;
    transition: background var(--duration-fast), border-color var(--duration-fast), color var(--duration-fast);
}

.number-input-btn:first-child {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.number-input-btn:last-child {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.number-input-btn:hover {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
}

.number-input-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--color-accent-bg);
}

/* ============================================================
   16. PAGE HERO (non-home pages)
   ============================================================ */
.page-hero {
    text-align: center;
    padding: calc(80px + var(--space-3xl)) 0 var(--space-2xl);
    position: relative;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 30% 40%, var(--color-accent-bg) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(168, 85, 247, 0.04) 0%, transparent 40%);
    pointer-events: none;
}

.page-hero > * {
    position: relative;
    z-index: 1;
}

/* ============================================================
   17. FOOTER
   ============================================================ */
.site-footer {
    border-top: 1px solid var(--color-border);
    padding: var(--space-2xl) 0;
    margin-top: auto;
}

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    text-align: center;
}

.footer-brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.125rem;
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transition: color var(--duration-fast);
}

.footer-links a:hover {
    color: var(--color-accent-light);
}

.footer-copy {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.footer-social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    transition: color var(--duration-fast), background var(--duration-fast);
}

.footer-social a:hover {
    color: var(--color-accent-light);
    background: var(--color-accent-bg);
}

.footer-social svg { width: 18px; height: 18px; }

/* ============================================================
   18. RESPONSIVE BREAKPOINTS (Mobile-first)
   ============================================================ */

/* Small tablets (480px+) */
@media (min-width: 30rem) {
    .stats-row {
        grid-template-columns: repeat(4, 1fr);
    }

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

/* Tablets (768px+) */
@media (min-width: 48rem) {
    .nav-links {
        display: flex;
    }

    .nav-hamburger {
        display: none;
    }

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

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

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

    .contact-form .form-row--double .form-group {
        flex: 1;
    }

    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }

    .footer-links { order: 0; }
}

/* Desktops (1024px+) */
@media (min-width: 64rem) {
    .project-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .hero-name {
        font-size: 4.5rem;
    }

    .skills-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }
}

/* Large desktops (1200px+) */
@media (min-width: 75rem) {
    .container {
        padding-left: var(--space-xl);
        padding-right: var(--space-xl);
    }
}

/* ============================================================
   18b. CONFIRM DELETE MODAL (style site)
   ============================================================ */
.confirm-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-normal) var(--ease-out), visibility var(--duration-normal);
}

.confirm-modal[data-open] {
    opacity: 1;
    visibility: visible;
}

.confirm-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    cursor: pointer;
}

.confirm-modal-dialog {
    position: relative;
    width: 100%;
    max-width: 24rem;
    transform: scale(0.95);
    transition: transform var(--duration-normal) var(--ease-spring);
}

.confirm-modal[data-open] .confirm-modal-dialog {
    transform: scale(1);
}

.confirm-modal-content {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.confirm-modal-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    margin: 0 auto var(--space-lg);
    border-radius: var(--radius-full);
    background: color-mix(in srgb, var(--color-error) 18%, transparent);
    color: var(--color-error);
}

.confirm-modal-icon svg {
    width: 1.75rem;
    height: 1.75rem;
}

.confirm-modal-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--space-sm);
    line-height: 1.3;
}

.confirm-modal-message {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin: 0 0 var(--space-xl);
}

.confirm-modal-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
}

.confirm-modal-cancel {
    min-width: 6rem;
}

.confirm-modal-confirm {
    min-width: 6rem;
    background: var(--color-error);
    border-color: var(--color-error);
    color: #fff;
}

.confirm-modal-confirm:hover {
    background: color-mix(in srgb, var(--color-error) 85%, #000);
    border-color: color-mix(in srgb, var(--color-error) 85%, #000);
    color: #fff;
}

.confirm-modal-confirm:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

@media print {
    .site-header, .site-footer, .hero-scroll-indicator,
    .theme-toggle, .nav-hamburger, .mobile-menu,
    .confirm-modal { display: none !important; }

    body { background: #fff; color: #000; }

    .project-card, .stat-card, .education-card, .contact-info-card {
        border: 1px solid #ccc;
        box-shadow: none;
    }
}