/* ============================================================
   Enya Boban — design system
   Stage & spotlight: dark, warm glow, italic serif display.
   3 preview themes via data-theme: gold (default), emerald, copper.
   No CSS framework.
   ============================================================ */

:root {
    --text: #f2eee9;
    --muted: #9d97a3;
    --error: #e05252;
    --radius: 12px;
    --container: 1160px;
    --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
    --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
}

/* Theme: gold (default) — champagne luxury */
:root,
:root[data-theme="gold"] {
    --bg: #111114;
    --bg-alt: #16161a;
    --surface: #1a1a1f;
    --surface-hover: #1f1f25;
    --border: #2a2a31;
    --text: #f8f5ef;
    --muted: #c6c2ba;
    --accent: #d9a441;
    --accent-strong: #e7c37d;
    --accent-soft: rgba(217, 164, 65, 0.12);
    --accent-glow: rgba(217, 164, 65, 0.28);
    --kicker: #e7c37d;
    --on-accent: #1a1206;
    --hero-glow-1: rgba(231, 195, 125, 0.13);
    --hero-glow-2: rgba(217, 164, 65, 0.10);
    --strip-1: #6e5a2b;
    --strip-2: #a8873e;
    --strip-3: #7d6630;
    --strip-ink: #6e5a2b;
}

/* Theme: emerald — emerald & ivory, premium/artistic */
:root[data-theme="emerald"] {
    --bg: #0d1113;
    --bg-alt: #121719;
    --surface: #161c1f;
    --surface-hover: #1a2124;
    --border: #263035;
    --text: #f2eee8;
    --muted: #b8c1c8;
    --accent: #3fbf8a;
    --accent-strong: #3fbf8a;
    --accent-soft: rgba(63, 191, 138, 0.12);
    --accent-glow: rgba(63, 191, 138, 0.26);
    --kicker: #3fbf8a;
    --on-accent: #0d1113;
    --hero-glow-1: rgba(63, 191, 138, 0.11);
    --hero-glow-2: rgba(63, 191, 138, 0.07);
    --strip-1: #17614a;
    --strip-2: #2b9a72;
    --strip-3: #1b6f53;
    --strip-ink: #17614a;
}

/* Theme: copper — warm and human */
:root[data-theme="copper"] {
    --bg: #121010;
    --bg-alt: #171312;
    --surface: #1b1614;
    --surface-hover: #201a17;
    --border: #322822;
    --text: #f7f3ef;
    --muted: #bdb7b0;
    --accent: #c57b57;
    --accent-strong: #c57b57;
    --accent-soft: rgba(197, 123, 87, 0.12);
    --accent-glow: rgba(197, 123, 87, 0.26);
    --kicker: #c57b57;
    --on-accent: #1c0f0a;
    --hero-glow-1: rgba(197, 123, 87, 0.11);
    --hero-glow-2: rgba(197, 123, 87, 0.07);
    --strip-1: #6f4028;
    --strip-2: #a5643f;
    --strip-3: #7d4a2e;
    --strip-ink: #6f4028;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 5rem;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 1.0625rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: var(--accent-strong);
    text-decoration: none;
}

a:hover {
    color: var(--text);
}

h1, h2, h3 {
    font-family: var(--font-display);
    line-height: 1.12;
    margin: 0 0 1rem;
    font-weight: 500;
    letter-spacing: 0.005em;
}

h2 {
    font-size: clamp(1.9rem, 1.25rem + 2.6vw, 3rem);
    margin-bottom: 1.25rem;
}

h3 {
    font-size: 1.3rem;
}

p {
    margin: 0 0 1rem;
}

.container {
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

/* ---------- buttons ---------- */

.btn {
    display: inline-block;
    padding: 0.8rem 1.9rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 0.02em;
    border: 1px solid transparent;
    cursor: pointer;
    font-family: var(--font);
    transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

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

.btn-primary {
    background: var(--accent);
    color: var(--on-accent);
    box-shadow: 0 0 22px var(--accent-glow);
}

.btn-primary:hover {
    background: var(--accent-strong);
    color: var(--on-accent);
    box-shadow: 0 0 34px var(--accent-glow);
}

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

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

.btn-small {
    padding: 0.4rem 1.1rem;
    font-size: 0.9rem;
}

/* ---------- header / nav ---------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: color-mix(in srgb, var(--bg) 85%, transparent);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    min-height: 4.25rem;
}

.brand {
    font-family: var(--font-display);
    font-size: 1.35rem;
    color: var(--text);
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.brand span {
    font-style: italic;
    color: var(--accent-strong);
}

.brand:hover {
    color: var(--text);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.6rem;
}

.nav-links > a {
    color: var(--text);
    font-size: 0.98rem;
    font-weight: 500;
    letter-spacing: 0.01em;
}

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

.nav-cta {
    border: 1px solid var(--accent);
    color: var(--accent-strong) !important;
    border-radius: 999px;
    padding: 0.45rem 1.25rem;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.nav-cta:hover {
    background: var(--accent);
    color: var(--on-accent) !important;
    box-shadow: 0 0 20px var(--accent-glow);
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.88rem;
    color: var(--muted);
}

.lang-toggle a {
    color: var(--muted);
}

.lang-toggle a.active {
    color: var(--accent-strong);
    font-weight: 700;
}

.nav-toggle {
    display: none;
}

.nav-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-burger span {
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ---------- hero ---------- */

.hero {
    position: relative;
    min-height: calc(100vh - 4.25rem);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 20% 10%, var(--hero-glow-1), transparent 65%),
        radial-gradient(ellipse 55% 48% at 78% 78%, var(--hero-glow-2), transparent 65%),
        linear-gradient(180deg, rgba(14, 13, 15, 0.72) 0%, rgba(14, 13, 15, 0.82) 55%, var(--bg) 100%),
        url("images/hero-stage.jpg") center / cover no-repeat;
}

.hero-inner {
    position: relative;
    padding-block: 6rem;
}

.hero-tagline {
    text-transform: uppercase;
    letter-spacing: 0.38em;
    font-size: 0.85rem;
    color: var(--kicker);
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(3rem, 1.8rem + 6.5vw, 6.5rem);
    margin-bottom: 1.5rem;
}

.hero-title em {
    font-style: italic;
    color: var(--accent-strong);
    text-shadow: 0 0 45px var(--accent-glow);
}

.hero-pitch {
    max-width: 38rem;
    margin-inline: auto;
    font-size: 1.15rem;
    color: var(--muted);
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 1.75rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--muted);
}

.hero-scroll:hover {
    color: var(--accent-strong);
}

.hero-scroll-line {
    width: 1px;
    height: 2.5rem;
    background: linear-gradient(180deg, transparent, var(--muted));
}

/* ---------- sections ---------- */

.section {
    padding-block: clamp(4rem, 8vw, 7rem);
}

.section-alt {
    background: var(--bg-alt);
    border-block: 1px solid var(--border);
}

.kicker {
    text-transform: uppercase;
    letter-spacing: 0.32em;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--kicker);
    margin-bottom: 0.75rem;
}

.section-intro {
    max-width: 40rem;
    color: var(--muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* ---------- music ---------- */

.album-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 300px));
    gap: 2rem;
    margin-bottom: 3rem;
}

a.album {
    color: var(--text);
}

a.album:hover {
    color: var(--text);
}

a.album:hover h3 {
    color: var(--accent-strong);
}

.album img {
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
    aspect-ratio: 1;
    object-fit: cover;
    margin-bottom: 1.1rem;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.album:hover img {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 30px var(--accent-glow);
}

.album h3 {
    margin-bottom: 0.2rem;
}

.album-meta {
    color: var(--muted);
    font-size: 0.92rem;
}

.listen-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.listen-row span {
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.22em;
    font-size: 0.8rem;
}

/* ---------- dance ---------- */

.dance-grid {
    display: grid;
    grid-template-columns: minmax(280px, 5fr) 7fr;
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: center;
}

.dance-visual img {
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: 0 22px 55px rgba(0, 0, 0, 0.5);
    object-fit: cover;
}

.feature-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1.5rem;
}

.feature-list li {
    border-left: 2px solid var(--accent);
    padding-left: 1.25rem;
}

.feature-list h3 {
    margin-bottom: 0.25rem;
    font-size: 1.15rem;
}

.feature-list p {
    margin: 0;
    color: var(--muted);
}

/* ---------- live ---------- */

.live-grid {
    display: grid;
    grid-template-columns: 7fr minmax(240px, 4fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
}

.live-visual img {
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: 0 22px 55px rgba(0, 0, 0, 0.5);
    object-fit: cover;
}

.live-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.75rem;
}

.live-item {
    display: grid;
    grid-template-columns: 8rem 1fr 1fr auto;
    align-items: center;
    gap: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1.5rem;
    transition: border-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.live-item:hover {
    border-color: var(--accent);
    transform: translateX(4px);
    box-shadow: 0 0 26px var(--accent-soft);
}

.live-date {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.05rem;
    color: var(--accent-strong);
}

.live-venue {
    font-weight: 600;
}

.live-city {
    color: var(--muted);
}

.live-empty {
    color: var(--muted);
    font-style: italic;
}

/* ---------- social strip ---------- */

.social-strip {
    background:
        radial-gradient(ellipse 70% 90% at 15% 20%, rgba(242, 238, 233, 0.14), transparent 60%),
        linear-gradient(120deg, var(--strip-1) 0%, var(--strip-2) 55%, var(--strip-3) 100%);
    color: #fff;
}

.social-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.social-heading {
    color: #fff;
    margin-bottom: 0.35rem;
    font-size: clamp(1.5rem, 1.1rem + 1.6vw, 2.1rem);
}

.social-text {
    margin: 0;
    color: rgba(255, 255, 255, 0.85);
    max-width: 32rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-links a {
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 999px;
    padding: 0.55rem 1.4rem;
    font-weight: 600;
    transition: background 0.2s ease, color 0.2s ease;
}

.social-links a:hover {
    background: #fff;
    color: var(--strip-ink);
}

/* ---------- services / cards ---------- */

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem 1.75rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    background: var(--surface-hover);
    box-shadow: 0 0 30px var(--accent-soft);
}

.card-icon {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--accent-strong);
    margin-bottom: 1.1rem;
}

.card h3 {
    font-size: 1.2rem;
}

.card p {
    margin: 0;
    color: var(--muted);
}

/* ---------- academy ---------- */

.academy {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.academy::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 50% 60% at 50% 100%, var(--accent-soft), transparent 70%);
    pointer-events: none;
}

.academy-inner {
    position: relative;
    max-width: 46rem;
}

.academy .section-intro {
    margin-inline: auto;
    margin-bottom: 2rem;
}

.badge {
    display: inline-block;
    vertical-align: middle;
    background: var(--accent-soft);
    color: var(--accent-strong);
    border: 1px solid var(--accent);
    border-radius: 999px;
    font-family: var(--font);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.3rem 0.9rem;
    margin-left: 0.75rem;
}

/* ---------- contact ---------- */

.contact-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
}

.contact-text p {
    color: var(--muted);
}

.contact-form label {
    display: block;
    font-size: 0.92rem;
    font-weight: 600;
    margin-bottom: 1.1rem;
}

.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    display: block;
    width: 100%;
    margin-top: 0.35rem;
    padding: 0.7rem 0.9rem;
    font: inherit;
    font-weight: 400;
    color: var(--text);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form select option {
    background: var(--bg);
    color: var(--text);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.contact-form textarea {
    resize: vertical;
}

.contact-form .invalid {
    border-color: var(--error);
}

.contact-form button {
    margin-top: 0.5rem;
}

.form-status {
    border-radius: 8px;
    padding: 0.9rem 1.2rem;
    margin-bottom: 1.25rem;
}

.form-success {
    background: rgba(76, 175, 80, 0.10);
    border: 1px solid rgba(76, 175, 80, 0.45);
    color: #9fd8a3;
}

.form-error {
    background: rgba(224, 82, 82, 0.10);
    border: 1px solid var(--error);
    color: #f0908f;
}

.validation-message {
    display: block;
    color: var(--error);
    font-size: 0.85rem;
    font-weight: 400;
    margin-top: 0.25rem;
}

/* ---------- footer ---------- */

.site-footer {
    border-top: 1px solid var(--border);
    background: var(--bg-alt);
    padding-block: 2.75rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 1.5rem 3rem;
    align-items: center;
}

.footer-brand {
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin: 0;
}

.footer-tagline {
    color: var(--muted);
    font-size: 0.88rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin: 0.15rem 0 0;
}

.footer-social,
.footer-links {
    display: flex;
    gap: 1.25rem;
}

.footer-social a,
.footer-links a {
    color: var(--muted);
    font-size: 0.95rem;
}

.footer-social a:hover,
.footer-links a:hover {
    color: var(--accent-strong);
}

.footer-copy {
    grid-column: 1 / -1;
    color: var(--muted);
    font-size: 0.85rem;
    margin: 0;
}

/* ---------- legal pages ---------- */

.legal-page {
    min-height: 55vh;
}

.legal-content {
    max-width: 46rem;
}

.legal-content h2 {
    font-size: 1.3rem;
    margin-top: 2.25rem;
}

.legal-note {
    background: var(--accent-soft);
    border: 1px solid var(--accent);
    border-radius: 8px;
    color: var(--accent-strong);
    padding: 0.9rem 1.2rem;
    font-size: 0.92rem;
}

/* ---------- preview gate (pre-launch) ---------- */

.gate-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: rgba(10, 9, 12, 0.55);
    -webkit-backdrop-filter: blur(22px) saturate(0.75);
    backdrop-filter: blur(22px) saturate(0.75);
}

@supports not (backdrop-filter: blur(1px)) {
    .gate-overlay {
        background: var(--bg);
    }
}

.gate-card {
    width: 100%;
    max-width: 26rem;
    text-align: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
}

.gate-brand {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.gate-brand span {
    font-style: italic;
    color: var(--accent-strong);
}

.gate-heading {
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
}

.gate-text {
    color: var(--muted);
    font-size: 0.98rem;
    margin-bottom: 1.5rem;
}

.gate-card form {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.gate-card input {
    width: 100%;
    padding: 0.75rem 1rem;
    font: inherit;
    text-align: center;
    letter-spacing: 0.15em;
    color: var(--text);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.gate-card input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

/* ---------- theme switcher (design preview) ---------- */

.theme-switch {
    position: fixed;
    bottom: 1.25rem;
    right: 1.25rem;
    z-index: 60;
    display: flex;
    gap: 0.55rem;
    background: rgba(20, 17, 24, 0.85);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.5rem 0.7rem;
}

.theme-switch button {
    width: 1.4rem;
    height: 1.4rem;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    padding: 0;
    transition: transform 0.15s ease, border-color 0.15s ease;
}

.theme-switch button:hover {
    transform: scale(1.15);
}

.theme-switch button.active {
    border-color: var(--text);
}

.theme-switch button[data-set-theme="emerald"] {
    background: #3fbf8a;
}

.theme-switch button[data-set-theme="gold"] {
    background: #d9a441;
}

.theme-switch button[data-set-theme="copper"] {
    background: #c57b57;
}

/* ---------- reveal on scroll ---------- */

html.js .reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

html.js .reveal.is-visible {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    html.js .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ---------- responsive ---------- */

@media (max-width: 900px) {
    .dance-grid,
    .live-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .live-visual {
        max-width: 24rem;
    }

    .dance-visual {
        max-width: 26rem;
    }

    .live-item {
        grid-template-columns: 1fr auto;
        row-gap: 0.25rem;
    }

    .live-date {
        grid-column: 1;
    }

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

@media (max-width: 760px) {
    .nav-burger {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: flex-start;
        gap: 1.1rem;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        padding: 1.5rem clamp(1.25rem, 4vw, 2.5rem) 2rem;
        display: none;
    }

    .nav-toggle:checked ~ .nav-links {
        display: flex;
    }

    .nav-toggle:checked ~ .nav-burger span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle:checked ~ .nav-burger span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle:checked ~ .nav-burger span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .field-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}