/* ============================================
   ATELIERUL DIGITAL — Victor Brauner
   Design: Dark canvas + surrealist accents
   Mobile-first, art school energy
   ============================================ */

/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { overflow-x: hidden; width: 100%; }
img, video, iframe { max-width: 100%; height: auto; }
input, textarea, select { font-size: 16px; }
button, a, [role="button"] { touch-action: manipulation; }

:root {
    --bg: #07070a;
    --bg-card: #0f0f15;
    --bg-card-hover: #161620;
    --text: #e8e6e3;
    --text-dim: #8a8690;
    --text-bright: #ffffff;

    /* Surrealist palette */
    --electric: #6c5ce7;
    --electric-glow: #a29bfe;
    --magenta: #fd79a8;
    --amber: #fdcb6e;
    --cyan: #00cec9;
    --coral: #e17055;

    /* Phase colors */
    --phase-1: #6c5ce7;
    --phase-2: #00cec9;
    --phase-3: #fd79a8;
    --phase-4: #fdcb6e;

    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'DM Sans', sans-serif;

    --container: 1200px;
    --gutter: 1.5rem;
}

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

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

.section-tag {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--electric-glow);
    margin-bottom: 1rem;
}

/* === HERO === */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

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

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: var(--electric);
    top: -200px;
    right: -200px;
    animation: float1 20s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--magenta);
    bottom: -100px;
    left: -100px;
    animation: float2 25s ease-in-out infinite;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--cyan);
    top: 40%;
    left: 30%;
    animation: float3 18s ease-in-out infinite;
}

.shape-4 {
    width: 200px;
    height: 200px;
    background: var(--amber);
    top: 20%;
    right: 20%;
    animation: float1 22s ease-in-out infinite reverse;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -40px) scale(1.1); }
}
@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-20px, 30px) scale(1.05); }
}
@keyframes float3 {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(40px, 20px); }
    66% { transform: translate(-30px, 40px); }
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem var(--gutter);
    max-width: var(--container);
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 10;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-bright);
}

.brand-icon {
    color: var(--electric-glow);
    font-size: 1.4rem;
}

.nav-links {
    display: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--text-bright);
}

.hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem var(--gutter) 4rem;
    position: relative;
    z-index: 10;
}

.hero-tag {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 2rem;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero-title .line-1 {
    display: block;
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    color: var(--text);
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.2s;
}

.hero-title .line-2 {
    display: block;
    font-size: clamp(2.2rem, 6vw, 4.5rem);
    color: var(--text-bright);
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.5s;
}

.hero-title em {
    font-style: normal;
    background: linear-gradient(135deg, var(--electric-glow), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: 1.1rem;
    color: var(--text-dim);
    max-width: 550px;
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.8s;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 1s;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-num {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-bright);
    line-height: 1;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.3rem;
}

.hero-cta {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--electric), var(--electric-glow));
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 1.2s;
    min-height: 44px;
}

.hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(108, 92, 231, 0.4);
}

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

/* === CHALLENGE SECTION === */
.challenge {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--bg) 0%, #0c0c14 100%);
}

.challenge-grid {
    display: grid;
    gap: 3rem;
}

.challenge-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    color: var(--text-bright);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.challenge-text {
    color: var(--text-dim);
    font-size: 1.05rem;
    margin-bottom: 1rem;
    max-width: 500px;
}

.challenge-text strong {
    color: var(--text);
}

.challenge-right {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contrast-card {
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.06);
}

.contrast-card.consume {
    background: linear-gradient(135deg, rgba(225, 112, 85, 0.08), rgba(225, 112, 85, 0.02));
    border-color: rgba(225, 112, 85, 0.15);
}

.contrast-card.create {
    background: linear-gradient(135deg, rgba(0, 206, 201, 0.08), rgba(108, 92, 231, 0.05));
    border-color: rgba(0, 206, 201, 0.2);
}

.contrast-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.75rem;
}

.contrast-card h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 0.75rem;
}

.contrast-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.contrast-card li {
    color: var(--text-dim);
    font-size: 0.95rem;
    padding-left: 1.2rem;
    position: relative;
}

.contrast-card.consume li::before {
    content: '×';
    position: absolute;
    left: 0;
    color: var(--coral);
    font-weight: 700;
}

.contrast-card.create li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--cyan);
    font-weight: 700;
}

/* === JOURNEY === */
.journey {
    padding: 6rem 0;
}

.journey-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 3rem;
}

.phases {
    display: grid;
    gap: 1.5rem;
}

.phase {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 16px;
    padding: 2rem;
    transition: transform 0.3s, border-color 0.3s;
    position: relative;
    overflow: hidden;
}

.phase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
}

.phase[data-phase="1"]::before { background: var(--phase-1); }
.phase[data-phase="2"]::before { background: var(--phase-2); }
.phase[data-phase="3"]::before { background: var(--phase-3); }
.phase[data-phase="4"]::before { background: var(--phase-4); }

.phase:hover {
    transform: translateY(-2px);
    border-color: rgba(255,255,255,0.12);
}

.phase-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.phase-num {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 0.05em;
}

.phase-name {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-bright);
    flex: 1;
}

.phase-weeks {
    font-size: 0.8rem;
    color: var(--text-dim);
    background: rgba(255,255,255,0.05);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
}

.phase-desc {
    color: var(--text-dim);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.phase-output {
    font-size: 0.85rem;
    color: var(--cyan);
    font-weight: 500;
}

.output-label {
    color: var(--text-dim);
}

/* === MISSIONS === */
.missions {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--bg) 0%, #08080e 50%, var(--bg) 100%);
}

.missions-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 3rem;
}

.mission-grid {
    display: grid;
    gap: 1rem;
}

.mission-card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.2s, border-color 0.3s, background 0.3s;
    cursor: default;
}

.mission-card:hover {
    transform: translateY(-2px);
    background: var(--bg-card-hover);
    border-color: rgba(255,255,255,0.1);
}

.mission-card[data-status="active"] {
    border-color: var(--electric);
    box-shadow: 0 0 30px rgba(108, 92, 231, 0.1);
}

.mission-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.mission-week {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-dim);
    background: rgba(255,255,255,0.06);
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    letter-spacing: 0.05em;
}

.mission-phase-tag {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
}

.phase-tag-1 { background: rgba(108, 92, 231, 0.15); color: var(--electric-glow); }
.phase-tag-2 { background: rgba(0, 206, 201, 0.15); color: var(--cyan); }
.phase-tag-3 { background: rgba(253, 121, 168, 0.15); color: var(--magenta); }
.phase-tag-4 { background: rgba(253, 203, 110, 0.15); color: var(--amber); }

.mission-name {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 0.5rem;
}

.mission-desc {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.mission-desc strong {
    color: var(--text);
}

.mission-tools {
    font-size: 0.75rem;
    color: var(--electric-glow);
    font-weight: 500;
    letter-spacing: 0.05em;
}

/* === OUTPUTS === */
.outputs {
    padding: 6rem 0;
}

.output-grid {
    display: grid;
    gap: 1.5rem;
}

.output-card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.2s;
}

.output-card:hover {
    transform: translateY(-4px);
}

.output-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 1rem;
}

.output-card h4 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 0.5rem;
}

.output-card p {
    color: var(--text-dim);
    font-size: 0.9rem;
}

/* === GALLERY === */
.gallery {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--bg), #0a0a12);
}

.gallery-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 2rem;
}

.gallery-placeholder {
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-empty {
    text-align: center;
    padding: 3rem;
    border: 2px dashed rgba(255,255,255,0.08);
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
}

.gallery-empty-icon {
    font-size: 3rem;
    color: var(--electric-glow);
    display: block;
    margin-bottom: 1rem;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

.gallery-empty p {
    color: var(--text-dim);
    font-size: 1rem;
}

.gallery-empty strong {
    color: var(--text-bright);
}

/* === MANIFESTO === */
.manifesto {
    padding: 6rem 0;
    text-align: center;
    background: radial-gradient(ellipse at center, rgba(108, 92, 231, 0.06) 0%, transparent 70%);
}

.manifesto-quote {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--text-bright);
    font-style: italic;
    max-width: 700px;
    margin: 0 auto 1rem;
    line-height: 1.4;
}

.manifesto-quote cite {
    display: block;
    font-size: 0.9rem;
    font-style: normal;
    color: var(--text-dim);
    margin-top: 0.75rem;
    font-weight: 400;
}

.manifesto-text {
    color: var(--text-dim);
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 500px;
    margin: 0 auto;
}

.manifesto-text strong {
    color: var(--amber);
    font-size: 1.3rem;
}

/* === TEACHERS === */
.teachers {
    padding: 6rem 0;
}

.teachers-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 2rem;
}

.teacher-grid {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.teacher-card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 1.5rem;
}

.teacher-card h4 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 0.5rem;
}

.teacher-card p {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.eval-breakdown {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 16px;
    padding: 2rem;
}

.eval-breakdown h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 1.5rem;
}

.eval-grid {
    display: grid;
    gap: 1rem;
}

.eval-item {
    display: grid;
    grid-template-columns: 60px 1fr;
    grid-template-rows: auto auto;
    gap: 0 1rem;
    align-items: start;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

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

.eval-pct {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--electric-glow);
    grid-row: 1 / 3;
    display: flex;
    align-items: center;
}

.eval-what {
    font-weight: 600;
    color: var(--text-bright);
    font-size: 0.95rem;
}

.eval-detail {
    color: var(--text-dim);
    font-size: 0.85rem;
}

/* === FAQ === */
.faq {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--bg), #0a0a10);
}

.faq-list {
    max-width: 700px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.3s;
}

.faq-item[open] {
    border-color: rgba(108, 92, 231, 0.3);
}

.faq-item summary {
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-bright);
    font-size: 1rem;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 44px;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
    content: '+';
    color: var(--electric-glow);
    font-size: 1.3rem;
    font-weight: 300;
    transition: transform 0.3s;
    flex-shrink: 0;
    margin-left: 1rem;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item p {
    padding: 0 1.5rem 1.25rem;
    color: var(--text-dim);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* === FINAL CTA === */
.final-cta {
    padding: 6rem 0;
    text-align: center;
}

.final-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 3rem;
}

.options-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.option {
    padding: 2rem;
    border-radius: 16px;
    max-width: 380px;
    width: 100%;
}

.option-scroll {
    background: rgba(225, 112, 85, 0.06);
    border: 1px solid rgba(225, 112, 85, 0.15);
}

.option-build {
    background: rgba(0, 206, 201, 0.06);
    border: 1px solid rgba(0, 206, 201, 0.2);
    position: relative;
}

.option-build::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(108,92,231,0.3), rgba(0,206,201,0.3));
    z-index: -1;
    filter: blur(20px);
    opacity: 0.5;
}

.option-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.75rem;
}

.option p {
    color: var(--text-dim);
    font-size: 1rem;
}

.option-or {
    font-family: var(--font-display);
    color: var(--text-dim);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.final-sub {
    color: var(--text-dim);
    font-size: 1.1rem;
}

.final-sub br + strong,
.final-sub strong {
    color: var(--text-bright);
}

/* === FOOTER === */
.footer {
    padding: 3rem 0;
    border-top: 1px solid rgba(255,255,255,0.04);
}

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

.footer-brand {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.footer-divider {
    color: var(--text-dim);
    margin: 0 0.5rem;
}

.footer-note {
    color: var(--text-dim);
    font-size: 0.85rem;
}

/* === SCROLL REVEAL === */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* === TABLET (768px+) === */
@media (min-width: 768px) {
    :root { --gutter: 2rem; }

    .nav-links {
        display: flex;
    }

    .challenge-grid {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }

    .challenge-right {
        flex-direction: row;
    }

    .contrast-card {
        flex: 1;
    }

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

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

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

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

    .options-grid {
        flex-direction: row;
        justify-content: center;
        align-items: center;
    }
}

/* === DESKTOP (1024px+) === */
@media (min-width: 1024px) {
    :root { --gutter: 3rem; }

    .mission-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .output-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .teacher-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .eval-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem 3rem;
    }
}

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
    .shape { animation: none; }
    .hero-title .line-1,
    .hero-title .line-2,
    .hero-sub,
    .hero-stats,
    .hero-cta {
        animation: none;
        opacity: 1;
    }
    .gallery-empty-icon { animation: none; opacity: 0.5; }
    .reveal { transition: none; opacity: 1; transform: none; }
}