/* ================================================================
   NOWERE_XYZ — style.css
   Design System: Dark Tech-Editorial
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Serif+Display:ital@0;1&family=JetBrains+Mono:wght@300;400;600&family=Outfit:wght@300;400;500;600&display=swap');

/* ================================================================
   VARIABLES
   ================================================================ */
:root {
    --bg:           #080a0f;
    --bg2:          #0d1117;
    --bg3:          #111827;
    --surface:      #161d2e;
    --surface2:     #1c2538;
    --border:       rgba(255,255,255,0.07);
    --border-glow:  rgba(251,191,36,0.35);

    --gold:         #fbbf24;
    --gold-light:   #fde68a;
    --gold-dim:     rgba(251,191,36,0.15);
    --gold-glow:    rgba(251,191,36,0.06);

    --text:         #f1f5f9;
    --text-muted:   #64748b;
    --text-dim:     #94a3b8;

    --font-display: 'Bebas Neue', sans-serif;
    --font-serif:   'DM Serif Display', serif;
    --font-mono:    'JetBrains Mono', monospace;
    --font-body:    'Outfit', sans-serif;

    --radius-sm:    6px;
    --radius:       14px;
    --radius-lg:    24px;
    --ease:         cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --t:            0.35s;
}

/* ================================================================
   RESET
   ================================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    cursor: none;
}

/* Show default cursor on touch devices */
@media (hover: none) and (pointer: coarse) {
    body {
        cursor: auto;
    }
    
    .cursor, .cursor-ring {
        display: none;
    }
}

/* ================================================================
   CUSTOM CURSOR
   ================================================================ */
.cursor {
    width: 10px; height: 10px;
    background: var(--gold);
    border-radius: 50%;
    position: fixed;
    top: 0; left: 0;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.1s, width 0.3s, height 0.3s, background 0.3s;
    mix-blend-mode: difference;
}
.cursor-ring {
    width: 36px; height: 36px;
    border: 1.5px solid var(--gold);
    border-radius: 50%;
    position: fixed;
    top: 0; left: 0;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: left 0.12s var(--ease), top 0.12s var(--ease), width 0.3s, height 0.3s, opacity 0.3s;
    opacity: 0.6;
}

/* ================================================================
   NOISE TEXTURE OVERLAY
   ================================================================ */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9990;
    opacity: 0.4;
}

/* ================================================================
   NAVBAR
   ================================================================ */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 48px;
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(8, 10, 15, 0.75);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: padding var(--t) var(--ease);
}

@supports not (backdrop-filter: blur(20px)) {
    nav {
        background: rgba(8, 10, 15, 0.95);
    }
}

nav.scrolled {
    padding: 14px 48px;
    background: rgba(8, 10, 15, 0.95);
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--gold);
    text-decoration: none;
    text-transform: uppercase;
}

.nav-logo span {
    color: var(--text-muted);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 4px;
    align-items: center;
}

nav ul li a {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: color var(--t), background var(--t);
    position: relative;
}

nav ul li a:hover {
    color: var(--gold);
    background: var(--gold-dim);
}

nav ul li a.active {
    color: var(--gold);
}

/* Hamburger menu button */
.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    width: 40px;
    height: 40px;
    justify-content: center;
    align-items: center;
    position: relative;
}

.nav-hamburger span {
    width: 24px;
    height: 2px;
    background: var(--gold);
    border-radius: 1px;
    transition: all 0.4s var(--ease);
    display: block;
    position: absolute;
    left: 8px;
    transform-origin: center;
}

.nav-hamburger span:nth-child(1) {
    top: 10px;
}

.nav-hamburger span:nth-child(2) {
    top: 19px;
}

.nav-hamburger span:nth-child(3) {
    top: 28px;
}

.nav-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translateY(0);
    top: 20px;
}

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

.nav-hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(0);
    top: 20px;
}

/* ================================================================
   HERO — INDEX
   ================================================================ */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-rows: 1fr auto;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 60% at 20% 50%, var(--gold-glow), transparent),
        radial-gradient(ellipse 50% 70% at 80% 30%, rgba(99,102,241,0.05), transparent),
        var(--bg);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 80px 80px;
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 80%);
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 80%);
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 0 80px;
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.hero-eyebrow {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    gap: 14px;
    opacity: 0;
    animation: fadeUp 0.8s var(--ease) 0.2s forwards;
}

.hero-eyebrow::before {
    content: '';
    display: block;
    width: 40px; height: 1px;
    background: var(--gold);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(72px, 10vw, 160px);
    line-height: 0.9;
    letter-spacing: 0.01em;
    color: var(--text);
    margin-bottom: 32px;
    opacity: 0;
    animation: fadeUp 0.9s var(--ease) 0.4s forwards;
}

.hero-title em {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--gold);
    font-size: 0.75em;
    display: block;
}

.hero-desc {
    font-size: 17px;
    color: var(--text-dim);
    max-width: 500px;
    margin-bottom: 48px;
    font-weight: 300;
    line-height: 1.8;
    opacity: 0;
    animation: fadeUp 0.9s var(--ease) 0.6s forwards;
}

.hero-cta {
    display: flex;
    gap: 16px;
    align-items: center;
    opacity: 0;
    animation: fadeUp 0.9s var(--ease) 0.8s forwards;
}

.btn-primary {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 16px 36px;
    background: var(--gold);
    color: var(--bg);
    border: none;
    border-radius: var(--radius-sm);
    cursor: none;
    transition: all var(--t) var(--ease);
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(251,191,36,0.35);
}

.btn-outline {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 16px 32px;
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: none;
    transition: all var(--t) var(--ease);
    text-decoration: none;
    display: inline-block;
}

.btn-outline:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.hero-scroll {
    padding: 0 80px 40px;
    position: relative;
    z-index: 1;
    opacity: 0;
    animation: fadeUp 1s var(--ease) 1.2s forwards;
}

.hero-scroll-line {
    display: flex;
    align-items: center;
    gap: 16px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.hero-scroll-line::after {
    content: '';
    display: block;
    width: 1px; height: 60px;
    background: linear-gradient(to bottom, var(--text-muted), transparent);
}

/* ================================================================
   SECTION INTRO (index)
   ================================================================ */
#content {
    padding: 140px 80px 100px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-label::before {
    content: '';
    display: block;
    width: 24px; height: 1px;
    background: var(--gold);
}

#content h2 {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 64px);
    color: var(--text);
    font-weight: 400;
    line-height: 1;
    letter-spacing: 0.02em;
    margin-bottom: 20px;
    border: none;
    margin-top: 0;
}

#content > p {
    color: var(--text-dim);
    font-size: 16px;
    max-width: 560px;
    margin-bottom: 64px;
    font-weight: 300;
}

/* ================================================================
   CARDS
   ================================================================ */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2px;
    background: var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.card {
    background: var(--surface);
    padding: 0;
    transition: transform 0.6s var(--ease), opacity 0.6s var(--ease);
    opacity: 0;
    transform: translateY(40px);
    position: relative;
    overflow: hidden;
    cursor: none;
}

.card-img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    display: block;
    filter: grayscale(30%) brightness(0.85);
    transition: filter var(--t) var(--ease), transform 0.5s var(--ease);
}

.card:hover .card-img {
    filter: grayscale(0%) brightness(1);
    transform: scale(1.03);
}

.card-img-wrap {
    overflow: hidden;
    position: relative;
}

.card-img-wrap::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 60%;
    background: linear-gradient(to top, var(--surface), transparent);
}

.card-body {
    padding: 28px 32px 36px;
}

.card-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
}

.card h3 {
    font-family: var(--font-display);
    font-size: 32px;
    letter-spacing: 0.02em;
    color: var(--text);
    margin-bottom: 12px;
    font-weight: 400;
    line-height: 1;
}

.card p {
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 300;
    line-height: 1.7;
    margin-bottom: 24px;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold);
    text-decoration: none;
    transition: gap var(--t);
}

.card-link::after {
    content: '→';
    font-size: 14px;
    transition: transform var(--t);
}

.card-link:hover {
    color: var(--gold-light);
}

.card-link:hover::after {
    transform: translateX(4px);
}

/* ================================================================
   ARTICLE PAGES (berry.html, boole.html)
   ================================================================ */
.page-hero {
    height: 80vh;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    padding-top: 80px;
}

.page-hero-bg {
    position: absolute;
    inset: 0;
    object-fit: cover;
    width: 100%; height: 100%;
    filter: brightness(0.4) grayscale(20%);
    transition: transform 8s ease;
}

.page-hero:hover .page-hero-bg {
    transform: scale(1.03);
}

.page-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        var(--bg) 0%,
        rgba(8,10,15,0.7) 40%,
        rgba(8,10,15,0.3) 100%
    );
}

.page-hero-content {
    position: relative;
    z-index: 2;
    padding: 60px 80px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.page-hero-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.page-hero-tag::before {
    content: '';
    width: 24px; height: 1px;
    background: var(--gold);
    display: block;
}

.page-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(56px, 9vw, 130px);
    line-height: 0.9;
    letter-spacing: 0.02em;
    color: var(--text);
    border: none;
    padding: 0;
    margin: 0;
    font-weight: 400;
}

.page-hero-dates {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 20px;
    letter-spacing: 0.08em;
}

/* ================================================================
   ARTICLE BODY
   ================================================================ */
.article-body {
    max-width: 840px;
    margin: 0 auto;
    padding: 80px 48px 120px;
}

.article-body h2 {
    font-family: var(--font-display);
    font-size: 38px;
    color: var(--text);
    font-weight: 400;
    letter-spacing: 0.03em;
    margin-top: 72px;
    margin-bottom: 20px;
    border: none;
    position: relative;
    padding-left: 20px;
}

.article-body h2::before {
    content: '';
    position: absolute;
    left: 0; top: 50%;
    transform: translateY(-50%);
    width: 4px; height: 60%;
    background: var(--gold);
    border-radius: 2px;
}

.article-body p {
    font-size: 16.5px;
    line-height: 1.85;
    color: var(--text-dim);
    font-weight: 300;
    margin-bottom: 20px;
}

.article-body ul {
    list-style: none;
    padding: 0;
    margin: 24px 0;
}

.article-body ul li {
    padding: 12px 0 12px 28px;
    position: relative;
    border-bottom: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 15px;
    font-weight: 300;
}

.article-body ul li:last-child { border-bottom: none; }

.article-body ul li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--gold);
    font-size: 8px;
    top: 50%; transform: translateY(-50%);
}

/* Timeline */
.timeline {
    margin: 40px 0;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px; top: 0; bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, var(--gold), transparent);
}

.timeline-item {
    display: flex;
    gap: 28px;
    align-items: flex-start;
    padding: 20px 0;
    padding-left: 56px;
    position: relative;
}

.timeline-dot {
    position: absolute;
    left: 13px;
    top: 26px;
    width: 15px; height: 15px;
    border: 2px solid var(--gold);
    border-radius: 50%;
    background: var(--bg);
}

.timeline-year {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--gold);
    font-weight: 600;
    min-width: 48px;
    margin-top: 3px;
    letter-spacing: 0.05em;
}

.timeline-text {
    color: var(--text-dim);
    font-size: 15px;
    font-weight: 300;
}

/* Infobox */
.infobox {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-left: 3px solid var(--gold);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 24px 28px;
    margin: 40px 0;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.8;
}

/* Inline image in article */
.article-img {
    width: 100%;
    border-radius: var(--radius);
    margin: 40px 0;
    display: block;
    object-fit: cover;
    max-height: 420px;
    filter: brightness(0.9);
}

.article-img-caption {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    text-align: center;
    margin-top: -28px;
    margin-bottom: 40px;
    text-transform: uppercase;
}

/* Pull quote */
.pullquote {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 24px;
    color: var(--text);
    line-height: 1.5;
    margin: 48px 0;
    padding: 28px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    position: relative;
    padding-left: 24px;
}

.pullquote::before {
    content: '"';
    font-size: 80px;
    color: var(--gold);
    font-family: var(--font-serif);
    position: absolute;
    top: -20px;
    left: 0;
    line-height: 1;
    opacity: 0.3;
}

/* Application tags */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 24px 0;
}

.tag {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 8px 16px;
    background: var(--gold-dim);
    color: var(--gold);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(251,191,36,0.2);
}

/* ================================================================
   CONTACT PAGE
   ================================================================ */
.contact-wrap {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding-top: 80px;
}

.contact-left {
    background: var(--surface);
    padding: 80px 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-right: 1px solid var(--border);
}

.contact-left h1 {
    font-family: var(--font-display);
    font-size: clamp(48px, 6vw, 90px);
    color: var(--text);
    border: none;
    padding: 0;
    font-weight: 400;
    line-height: 0.9;
    letter-spacing: 0.02em;
    margin-bottom: 24px;
}

.contact-left p {
    color: var(--text-muted);
    font-size: 15px;
    font-weight: 300;
    max-width: 340px;
    line-height: 1.8;
}

.contact-right {
    padding: 80px 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: var(--bg2);
}

#formulaire {
    display: flex;
    flex-direction: column;
    gap: 28px;
    width: 100%;
    max-width: 500px;
}

#formulaire fieldset {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 24px;
    background: var(--surface);
}

#formulaire legend {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    padding: 0 12px;
    margin-left: -12px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.form-group:last-child {
    margin-bottom: 0;
}

#formulaire label {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
}

#formulaire input,
#formulaire textarea,
#formulaire select {
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 300;
    padding: 14px 16px;
    background: var(--bg2);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color var(--t), box-shadow var(--t), background var(--t);
    cursor: none;
}

#formulaire input::placeholder,
#formulaire textarea::placeholder { 
    color: var(--text-muted); 
}

#formulaire input:focus,
#formulaire textarea:focus,
#formulaire select:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 4px rgba(251,191,36,0.08);
    background: var(--surface2);
}

#formulaire input[aria-invalid="true"],
#formulaire textarea[aria-invalid="true"],
#formulaire select[aria-invalid="true"] {
    border-color: #ff6b6b;
    box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.1);
    background: rgba(255, 107, 107, 0.05);
}

#formulaire textarea {
    resize: vertical;
    min-height: 120px;
    font-family: var(--font-body);
    line-height: 1.6;
}

#formulaire select {
    cursor: pointer;
}

#formulaire select option {
    background: var(--surface);
    color: var(--text);
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

#formulaire button[type="submit"],
#formulaire button[type="reset"] {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 14px 28px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: none;
    transition: background var(--t), color var(--t), transform var(--t), box-shadow var(--t);
    flex: 1;
}

#formulaire button[type="submit"] {
    background: var(--gold);
    color: var(--bg);
}

#formulaire button[type="submit"]:hover {
    background: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 32px rgba(251,191,36,0.3);
}

.btn-reset {
    background: var(--surface);
    color: var(--text-muted);
    border: 1px solid var(--border);
}

.btn-reset:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: var(--gold-dim);
}

#message {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--gold);
    min-height: 20px;
    margin-top: 4px;
    text-align: center;
}

/* ================================================================
   FOOTER
   ================================================================ */
footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 40px 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-brand {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.footer-brand strong {
    color: var(--gold);
}

.footer-right {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

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

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

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.visible {
    opacity: 1;
    transform: none;
}

/* ================================================================
   SCROLLBAR
   ================================================================ */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 2px; }

/* ================================================================
   READING PROGRESS
   ================================================================ */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.1s ease-out;
    z-index: 1002;
}

/* ================================================================
   SETTINGS PANEL
   ================================================================ */
.settings-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    color: var(--gold);
    cursor: pointer;
    z-index: 1001;
    transition: transform 0.3s var(--ease), color 0.3s var(--ease);
    padding: 0;
}

.settings-toggle:hover {
    transform: rotate(20deg);
    color: var(--gold-light);
}

.settings-toggle svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
}

.settings-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s var(--ease), visibility 0.3s var(--ease);
    z-index: 1050;
}

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

.settings-panel {
    position: fixed;
    right: 0;
    top: 0;
    bottom: 0;
    width: 100%;
    max-width: 420px;
    background: var(--surface);
    border-left: 1px solid var(--border);
    z-index: 1051;
    transform: translateX(100%);
    transition: transform 0.3s var(--ease);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.settings-panel.active {
    transform: translateX(0);
}

.settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--surface);
}

.settings-header h2 {
    font-family: var(--font-display);
    font-size: 24px;
    color: var(--text);
    margin: 0;
    border: none;
}

.settings-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    transition: color 0.3s var(--ease);
    padding: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.settings-close:hover {
    color: var(--gold);
}

.settings-close svg {
    width: 24px;
    height: 24px;
}

.settings-content {
    padding: 24px;
    flex: 1;
}

.settings-section {
    margin-bottom: 32px;
}

.settings-section:last-child {
    margin-bottom: 0;
}

.settings-section h3 {
    font-family: var(--font-display);
    font-size: 16px;
    color: var(--text);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
}

.theme-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.theme-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px;
    background: var(--bg2);
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.3s var(--ease);
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.theme-option:hover {
    border-color: var(--gold);
    color: var(--text);
}

.theme-option.active {
    background: var(--gold-dim);
    border-color: var(--gold);
    color: var(--gold);
}

.theme-preview {
    width: 100%;
    height: 40px;
    border-radius: var(--radius-sm);
    display: block;
}

.theme-default { background: #fbbf24; }
.theme-purple { background: #c084fc; }
.theme-cyan { background: #06b6d4; }
.theme-pink { background: #ec4899; }
.theme-emerald { background: #10b981; }
.theme-custom { background: linear-gradient(135deg, #fbbf24, #ec4899); }

.color-picker-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.color-picker-group label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.color-picker-group input[type="color"] {
    width: 100%;
    height: 50px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    background: var(--bg2);
}

.btn-reset-settings {
    width: 100%;
    padding: 12px 16px;
    background: var(--surface2);
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s var(--ease);
}

.btn-reset-settings:hover {
    background: var(--gold-dim);
    border-color: var(--gold);
    color: var(--gold);
}

/* ================================================================
   UTILITY CLASSES
   ================================================================ */
.hidden {
    display: none;
}

.contact-infobox {
    max-width: 320px;
    margin: 0;
}

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

@media (max-width: 1024px) {
    nav { padding: 16px 32px; }
    .hero-content { padding: 0 40px; }
    .hero-scroll { padding: 0 40px 32px; }
    #content { padding: 100px 40px; }
    .page-hero-content { padding: 40px 40px; }
    .article-body { padding: 60px 40px 80px; }
    .contact-wrap { grid-template-columns: 1fr; }
    .contact-left { padding: 60px 40px 40px; border-right: none; border-bottom: 1px solid var(--border); }
    .contact-right { padding: 40px 40px 60px; }
    footer { padding: 32px 40px; flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 900px) {
    :root {
        --radius-lg: 20px;
    }
    
    nav { padding: 14px 24px; }
    nav ul li a { font-size: 10px; padding: 6px 12px; }
    
    .hero-content { padding: 0 32px; }
    .hero-scroll { padding: 0 32px 24px; }
    .hero-eyebrow::before { width: 32px; }
    
    #content { padding: 80px 32px; }
    .page-hero-content { padding: 32px 32px; }
    .article-body { padding: 50px 24px 60px; }
    
    .contact-left { padding: 60px 32px 40px; }
    .contact-right { padding: 40px 32px 60px; }
    
    footer { padding: 24px 32px; }
}

@media (max-width: 768px) {
    .nav-hamburger { display: flex; }
    .settings-toggle { display: flex; }
    
    .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background: var(--surface);
        border-bottom: 1px solid var(--border);
        padding: 16px 0;
        max-height: calc(100vh - 60px);
        overflow-y: auto;
        transform: translateX(-100%);
        transition: transform 0.3s var(--ease);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-menu li {
        border-bottom: 1px solid var(--border);
    }
    
    .nav-menu li:last-child {
        border-bottom: none;
    }
    
    .nav-menu li a {
        display: block;
        border-radius: 0;
        padding: 12px 24px;
        width: 100%;
    }
    
    .nav-menu li a:hover {
        background: var(--gold-dim);
    }
    
    .settings-panel {
        max-width: 100%;
    }
    
    .theme-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

@media (max-width: 640px) {
    :root {
        --radius-sm: 4px;
        --radius: 12px;
    }
    
    html { font-size: 15px; }
    
    nav { 
        padding: 12px 16px;
        flex-wrap: wrap;
        gap: 12px;
    }
    
    nav ul { gap: 2px; }
    nav ul li a { font-size: 9px; padding: 5px 10px; }
    
    .hero { padding-top: 60px; }
    .hero-content { padding: 0 16px; }
    .hero-scroll { padding: 0 16px 16px; }
    
    .hero-eyebrow { font-size: 10px; margin-bottom: 16px; }
    .hero-eyebrow::before { width: 28px; }
    .hero-title { font-size: clamp(36px, 7vw, 64px); margin-bottom: 20px; }
    .hero-desc { font-size: 15px; max-width: 100%; margin-bottom: 24px; }
    
    .btn-primary, .btn-outline { padding: 12px 24px; font-size: 11px; }
    
    #content { 
        padding: 60px 16px 80px;
        max-width: 100%;
    }
    
    #content h2 { font-size: clamp(28px, 6vw, 40px); }
    #content > p { font-size: 15px; }
    
    .card-body { padding: 20px 24px 28px; }
    .card h3 { font-size: 24px; }
    .card p { font-size: 13px; }
    
    .page-hero { height: 60vh; padding-top: 60px; }
    .page-hero-content { padding: 32px 16px; }
    .page-hero-tag { font-size: 9px; }
    .page-hero-tag::before { width: 20px; }
    .page-hero h1 { font-size: clamp(32px, 7vw, 56px); }
    .page-hero-dates { font-size: 11px; }
    
    .article-body {
        max-width: 100%;
        padding: 40px 16px 60px;
    }
    
    .article-body h2 {
        font-size: 24px;
        margin-top: 40px;
        padding-left: 12px;
    }
    
    .article-body h2::before {
        width: 3px;
        height: 40%;
    }
    
    .article-body p { font-size: 15px; }
    .article-img { max-height: 300px; }
    
    .infobox { padding: 16px 20px; font-size: 12px; }
    .pullquote { font-size: 18px; padding: 20px 0; margin: 28px 0; }
    
    .timeline::before { left: 10px; }
    .timeline-item {
        padding: 16px 0;
        padding-left: 38px;
        gap: 16px;
    }
    .timeline-dot { left: 3px; top: 22px; width: 12px; height: 12px; }
    .timeline-year { font-size: 11px; min-width: 40px; }
    
    .tags { gap: 6px; }
    .tag { font-size: 9px; padding: 6px 12px; }
    
    .contact-wrap {
        grid-template-columns: 1fr;
        padding-top: 60px;
    }
    
    .contact-left {
        padding: 40px 16px 32px;
        border: none;
        border-bottom: 1px solid var(--border);
    }
    
    .contact-left h1 { font-size: clamp(32px, 5vw, 48px); }
    
    .contact-right {
        padding: 32px 16px 40px;
    }
    
    #formulaire { gap: 20px; }
    #formulaire fieldset { padding: 16px; }
    #formulaire legend { font-size: 10px; }
    #formulaire label { font-size: 9px; }
    #formulaire input, #formulaire textarea, #formulaire select {
        font-size: 14px;
        padding: 12px 12px;
    }
    #formulaire textarea { min-height: 100px; }
    
    #formulaire button { padding: 12px 16px; font-size: 10px; }
    
    footer {
        padding: 20px 16px;
        flex-direction: column;
        gap: 8px;
        font-size: 11px;
    }
    
    .footer-brand, .footer-right { font-size: 10px; }
}

@media (max-width: 480px) {
    nav {
        padding: 10px 12px;
    }
    
    nav ul li a { font-size: 8px; padding: 4px 8px; }
    .nav-logo { font-size: 11px; }
    
    .hero-eyebrow::before { width: 24px; }
    
    #content { padding: 48px 12px 60px; }
    
    .article-body {
        padding: 32px 12px 48px;
    }
    
    .contact-left { padding: 32px 12px 24px; }
    .contact-right { padding: 24px 12px 32px; }
    
    footer { padding: 16px 12px; }
}

/* Print styles */
@media print {
    nav, .hero-scroll, .cursor, .cursor-ring { display: none; }
    
    body {
        background: white;
        color: black;
    }
    
    .hero { display: none; }
    
    #content, .article-body, .contact-wrap {
        max-width: 100%;
        margin: 0;
        padding: 0;
    }
    
    a { text-decoration: underline; }
    
    .btn-primary, .btn-outline { border: 1px solid #000; background: white; }
    
    footer {
        border-top: 1px solid #000;
        page-break-before: always;
    }
}