/**
 * ZEIR - Official Website Styles
 * Design System: Brutalist Dark Stage
 */

/* ============================================
   1. CSS VARIABLES / DESIGN TOKENS
   ============================================ */
:root {
    /* Backgrounds */
    --bg-0: #050505;
    --bg-1: #121212;
    --bg-navy: #010813;

    /* Surfaces */
    --surface-1: #1E242C;
    --surface-2: #282D34;

    /* Text */
    --text-0: #F5F7FA;
    --text-1: #B8C0CC;
    --text-2: #7E8792;

    /* Brand Accents */
    --accent-cyan: #4AE4EF;
    --accent-cyan-soft: #8AD1D5;
    --accent-orange: #C54E2D;
    --accent-ember: #F28A44;
    --accent-gold: #BD885D;
    --accent-gold-soft: #EAC07A;

    /* Lines / Borders */
    --line-1: rgba(245, 247, 250, 0.14);
    --line-2: rgba(245, 247, 250, 0.22);

    /* Overlays */
    --overlay-hero: rgba(5, 5, 5, 0.72);
    --overlay-media: rgba(5, 5, 5, 0.35);

    /* Focus */
    --focus: 0 0 0 3px rgba(74, 228, 239, 0.35);

    /* Layout */
    --container: 1160px;
    --container-wide: 1400px;
    --section-py: 96px;
    --section-py-mobile: 64px;

    /* Typography */
    --font-heading: 'Anton', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --font-mono: 'Roboto Mono', monospace;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-0);
    background-color: var(--bg-0);
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.2s ease;
}

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

/* ============================================
   3. TYPOGRAPHY
   ============================================ */
h1, h2, h3 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    line-height: 1.1;
}

.section-title {
    font-size: clamp(32px, 6vw, 56px);
    color: var(--text-0);
    margin-bottom: 8px;
}

.section-title .title-slash {
    color: var(--accent-gold);
    margin: 0 8px;
}

.section-subtitle {
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--text-1);
    text-transform: none;
    letter-spacing: 0.02em;
}

/* ============================================
   4. LAYOUT
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

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

.section {
    padding: var(--section-py) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

/* ============================================
   5. BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.btn-primary {
    background: var(--text-0);
    color: var(--bg-0);
    border-color: var(--text-0);
}

.btn-primary:hover {
    background: transparent;
    color: var(--text-0);
}

.btn-ghost {
    background: transparent;
    color: var(--text-0);
    border-color: var(--line-2);
}

.btn-ghost:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.btn-ghost svg {
    transition: all 0.2s ease;
}

.btn-ghost:hover svg {
    stroke: var(--accent-cyan);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 12px;
}

/* ============================================
   6. NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    background: transparent;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line-1);
    padding: 12px 0;
}

.nav-container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo img {
    height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--text-1);
}

.nav-links a:hover {
    color: var(--accent-cyan);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-0);
    transition: all 0.3s ease;
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-0);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu a {
    font-family: var(--font-heading);
    font-size: 32px;
    letter-spacing: 0.1em;
}

/* ============================================
   7. HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--overlay-hero);
    /* Subtle colored vignette */
    background:
        radial-gradient(ellipse at 20% 80%, rgba(74, 228, 239, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(197, 78, 45, 0.04) 0%, transparent 50%),
        var(--overlay-hero);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 24px;
    max-width: 900px;
}

.hero-logo {
    width: 100%;
    max-width: 500px;
    margin: 0 auto 32px;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-title {
    font-size: clamp(36px, 10vw, 88px);
    color: var(--text-0);
    margin-bottom: 16px;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-subtitle-wrapper {
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.6s both;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: 18px;
    font-weight: 500;
    letter-spacing: 0.3em;
    color: var(--accent-gold);
    display: inline-block;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--accent-gold);
}

.hero-cta {
    animation: fadeInUp 1s ease 0.8s both;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeIn 1s ease 1.2s both;
}

.scroll-indicator span {
    display: block;
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator span::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 2px;
    animation: scrollBounce 2s ease-in-out infinite;
}

/* ============================================
   8. PREMIERE SECTION
   ============================================ */
.section-premiere {
    background: var(--bg-0);
}

.video-wrapper {
    max-width: var(--container-wide);
    margin: 0 auto 40px;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border: 1px solid var(--line-1);
    transition: border-color 0.3s ease;
}

.video-container:hover {
    border-color: var(--accent-cyan);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ============================================
   9. PATH / DISCOGRAPHY SECTION
   ============================================ */
.section-path {
    background: var(--bg-1);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline-spine {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(245, 247, 250, 0.25);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 20px 40px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item.left {
    padding-right: 60px;
    text-align: right;
}

.timeline-item.right {
    margin-left: 50%;
    padding-left: 60px;
    text-align: left;
}

.timeline-item.coming-soon {
    opacity: 0.6;
}

.timeline-item.coming-soon.visible {
    opacity: 0.6;
}

.timeline-dot {
    position: absolute;
    top: 28px;
    width: 14px;
    height: 14px;
    background: var(--surface-1);
    border: 2px solid rgba(255, 255, 255, 0.25);
    z-index: 2;
}

.timeline-item.left .timeline-dot {
    right: -7px;
}

.timeline-item.right .timeline-dot {
    left: -7px;
}

.timeline-dot.active {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(74, 228, 239, 0.4);
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-2);
    margin-bottom: 8px;
    text-transform: uppercase;
}

.timeline-title-mobile {
    display: none;
}

.timeline-card {
    background: var(--surface-1);
    border: 1px solid var(--line-1);
    padding: 24px;
    transition: border-color 0.3s ease;
}

.timeline-card:hover {
    border-color: var(--accent-cyan);
}

.track-catalog {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-2);
    display: block;
    margin-bottom: 8px;
}

.track-title {
    font-family: var(--font-heading);
    font-size: 24px;
    letter-spacing: 0.04em;
    margin-bottom: 8px;
}

.track-subtitle {
    font-size: 14px;
    color: var(--text-1);
    margin-bottom: 4px;
}

.track-desc {
    font-size: 13px;
    color: var(--text-2);
    margin-bottom: 16px;
}

.track-coming-soon {
    display: inline-block;
    font-size: 12px;
    color: var(--text-2);
    padding: 6px 12px;
    border: 1px solid var(--line-1);
    margin-top: 8px;
}

.track-actions {
    margin-top: 16px;
}

/* ============================================
   10. ABOUT SECTION
   ============================================ */
.section-about {
    background: var(--bg-0);
}

.about-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 60px;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border: 1px solid var(--line-1);
}

.about-text {
    max-width: 600px;
}

.about-title {
    font-size: clamp(40px, 8vw, 64px);
    margin-bottom: 24px;
}

.about-text p {
    color: var(--text-1);
    font-size: 16px;
    line-height: 1.8;
}

.about-signature {
    margin-top: 40px;
    height: 1px;
    background: var(--line-1);
    position: relative;
}

.about-signature::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-orange));
}

/* ============================================
   11. CONNECT / FOOTER SECTION
   ============================================ */
.section-connect {
    background: var(--bg-0);
    padding: 80px 0;
    text-align: center;
    border-top: 1px solid var(--line-1);
}

.connect-title {
    font-family: var(--font-heading);
    font-size: 28px;
    letter-spacing: 0.1em;
    margin-bottom: 32px;
}

.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 12px;
    max-width: 500px;
    margin: 0 auto 48px;
    flex-wrap: wrap;
}

.newsletter-form input {
    flex: 1;
    min-width: 250px;
    padding: 14px 20px;
    background: transparent;
    border: 1px solid var(--line-2);
    color: var(--text-0);
    font-size: 14px;
}

.newsletter-form input::placeholder {
    color: var(--text-2);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: var(--focus);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 1px solid var(--line-2);
    color: var(--text-1);
    transition: all 0.2s ease;
}

.social-link:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.footer-legal {
    color: var(--text-2);
    font-size: 13px;
}

/* ============================================
   12. ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollBounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
        opacity: 0.5;
    }
    50% {
        transform: translateX(-50%) translateY(12px);
        opacity: 1;
    }
}

/* ============================================
   13. RESPONSIVE
   ============================================ */
@media (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-image {
        max-width: 280px;
        margin: 0 auto;
    }

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

@media (max-width: 768px) {
    :root {
        --section-py: var(--section-py-mobile);
    }

    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    /* Timeline mobile */
    .timeline-spine {
        left: 20px;
    }

    .timeline-item {
        width: 100%;
        padding: 20px 20px 20px 50px !important;
        margin-left: 0 !important;
        text-align: left !important;
    }

    .timeline-dot {
        left: 13px !important;
        right: auto !important;
    }

    .timeline-date {
        font-size: 12px;
    }

    .track-title {
        font-size: 20px;
    }

    .hero-logo {
        max-width: 300px;
    }

    .video-actions {
        flex-direction: column;
        align-items: center;
    }

    .video-actions .btn {
        width: 100%;
        max-width: 280px;
    }

    .newsletter-form {
        flex-direction: column;
        align-items: stretch;
    }

    .newsletter-form input {
        min-width: auto;
    }

    .newsletter-form .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

    .hero-subtitle {
        font-size: 14px;
        letter-spacing: 0.2em;
    }

    .section-title {
        font-size: 28px;
    }

    .about-title {
        font-size: 36px;
    }

    .connect-title {
        font-size: 22px;
    }
}