/* The Obsidian Grand — editorial / architectural catalogue */

:root {
    --obsidian: #050505;
    --gold: #c5a059;
    --smoke: #2a2a2a;
    --paper: #0c0c0c;
    --ink: #e8e4dc;
    --ink-muted: #9a958c;
    --rule: rgba(197, 160, 89, 0.22);
    --font-serif: "Playfair Display", "Bodoni MT", "Didot", Georgia, serif;
    --font-sans: "Montserrat", "Inter", system-ui, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    background-color: var(--obsidian);
    font-family: var(--font-sans);
    font-weight: 300;
    font-size: clamp(0.95rem, 1.5vw, 1.05rem);
    letter-spacing: 0.04em;
    line-height: 1.75;
    position: relative;
}

/* Slow liquid gradient — CSS only */
.liquid-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
            radial-gradient(
                    ellipse 120% 80% at 20% 30%,
                    rgba(197, 160, 89, 0.08) 0%,
                    transparent 50%
            ),
            radial-gradient(
                    ellipse 100% 70% at 80% 70%,
                    rgba(42, 42, 42, 0.85) 0%,
                    transparent 55%
            ),
            radial-gradient(
                    ellipse 90% 60% at 50% 50%,
                    rgba(12, 12, 18, 0.9) 0%,
                    var(--obsidian) 70%
            );
    animation: liquidDrift 28s ease-in-out infinite alternate;
    pointer-events: none;
}

@keyframes liquidDrift {
    0% {
        transform: translate(0, 0) scale(1);
        filter: hue-rotate(0deg);
        33% {
            transform: translate(2%, -1.5%) scale(1.03);
        }
        66% {
            transform: translate(-1.5%, 2%) scale(1.02);
            filter: hue-rotate(-4deg);
        }
        100% {
            transform: translate(1%, 1%) scale(1.04);
            filter: hue-rotate(3deg);
        }
    }

/* Reveal on scroll — initial state (JS adds .is-visible) */
[data-reveal] {
    opacity: 0;
    transform: translateY(1.5rem);
    transition:
            opacity 1s cubic-bezier(0.22, 1, 0.36, 1),
            transform 1s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}

.masthead {
    padding: clamp(3rem, 8vw, 6rem) clamp(1.5rem, 5vw, 4rem);
    border-bottom: 1px solid var(--rule);
}

.masthead-inner {
    max-width: 1400px;
    margin: 0 auto;
}

.masthead-label {
    font-family: var(--font-serif);
    font-size: clamp(0.85rem, 1.2vw, 1rem);
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--gold);
    margin: 0 0 0.5rem;
}

.masthead-meta {
    margin: 0;
    font-size: 0.75rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--ink-muted);
}

main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 5vw, 4rem);
}

.section {
    padding: clamp(4rem, 12vw, 10rem) 0;
    border-bottom: 1px solid var(--rule);
}

.section:last-of-type {
    border-bottom: none;
}

.kicker {
    font-size: 0.7rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--ink-muted);
    margin: 0 0 1.25rem;
}

.section-title {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    letter-spacing: 0.02em;
    line-height: 1.15;
    margin: 0 0 clamp(2rem, 5vw, 3.5rem);
    max-width: 18ch;
}

.gold {
    color: var(--gold);
    font-weight: 400;
}

/* Introduction — editorial hero */
.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 6vw, 6rem);
    align-items: start;
}

.display {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(3rem, 11vw, 7.5rem);
    line-height: 0.95;
    letter-spacing: -0.02em;
    margin: 0;
}

.intro-prose p {
    margin: 0 0 1.5rem;
    color: var(--ink-muted);
    max-width: 42ch;
}

.intro-prose p:last-child {
    margin-bottom: 0;
}

/* Architectural grid */
.arch-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--rule);
    border: 1px solid var(--rule);
}

.arch-panel {
    background: var(--paper);
    padding: clamp(1.5rem, 4vw, 2.5rem);
}

.arch-panel h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--gold);
    margin: 0 0 1rem;
}

.arch-panel p {
    margin: 0;
    color: var(--ink-muted);
    max-width: 48ch;
}

.arch-span {
    grid-column: 1 / -1;
}

/* Suites narrative — framed gallery text */
.section-narrative {
    background: linear-gradient(
            180deg,
            transparent 0%,
            rgba(42, 42, 42, 0.35) 50%,
            transparent 100%
    );
}

.narrative-frame {
    border: 1px solid var(--rule);
    padding: clamp(2rem, 5vw, 4rem);
    background: rgba(5, 5, 5, 0.4);
}

.narrative-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.5rem, 4vw, 3rem);
}

.narrative-columns p {
    margin: 0;
    color: var(--ink-muted);
    font-size: 0.92rem;
    line-height: 1.85;
}

/* Gaming etiquette table */
.lead {
    max-width: 62ch;
    margin: 0 0 2.5rem;
    color: var(--ink-muted);
}

.etiquette-table-wrap {
    overflow-x: auto;
    border: 1px solid var(--rule);
}

.etiquette-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    letter-spacing: 0.03em;
}

.etiquette-table th,
.etiquette-table td {
    padding: 1.25rem 1.5rem;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid var(--rule);
    color: var(--ink-muted);
}

.etiquette-table th {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold);
    background: rgba(5, 5, 5, 0.6);
}

.etiquette-table tbody tr:last-child td {
    border-bottom: none;
}

.etiquette-table td:first-child {
    font-family: var(--font-serif);
    color: var(--ink);
    width: 18%;
    min-width: 7rem;
}

/* Location & heritage */
.heritage-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: clamp(2rem, 6vw, 5rem);
}

.heritage-prose p {
    margin: 0 0 1.5rem;
    color: var(--ink-muted);
    max-width: 55ch;
}

.heritage-prose p:last-child {
    margin-bottom: 0;
}

/* Footer — informational only */
.colophon {
    margin-top: clamp(2rem, 6vw, 4rem);
    padding: clamp(2.5rem, 6vw, 4rem) clamp(1.5rem, 5vw, 4rem);
    border-top: 1px solid var(--rule);
}

.colophon-inner {
    max-width: 1400px;
    margin: 0 auto;
}

.colophon p {
    margin: 0 0 0.75rem;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
}

.colophon-muted {
    letter-spacing: 0.12em !important;
    text-transform: none !important;
    color: var(--ink-muted) !important;
    font-size: 0.72rem !important;
    line-height: 1.8;
}

@media (max-width: 960px) {
    .intro-grid,
    .heritage-grid {
        grid-template-columns: 1fr;
    }

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

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

    .arch-span {
        grid-column: 1;
    }
}

@media (max-width: 640px) {
    .etiquette-table th,
    .etiquette-table td {
        display: block;
        width: 100%;
        border-bottom: 1px solid var(--rule);
    }

    .etiquette-table thead {
        display: none;
    }

    .etiquette-table td:nth-child(2)::before {
        content: "Historical note · ";
        display: block;
        font-family: var(--font-serif);
        font-size: 0.65rem;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--gold);
        margin-bottom: 0.35rem;
    }

    .etiquette-table td:nth-child(3)::before {
        content: "Culture · ";
        display: block;
        font-family: var(--font-serif);
        font-size: 0.65rem;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--gold);
        margin-bottom: 0.35rem;
    }

    .etiquette-table td:first-child {
        width: 100%;
        font-weight: 600;
        padding-bottom: 0.35rem;
    }

    .etiquette-table td:first-child::after {
        content: "";
        display: block;
        height: 0.5rem;
    }

    .etiquette-table tr {
        display: block;
        padding: 1rem 0;
        border-bottom: 1px solid var(--rule);
    }

    .etiquette-table tbody tr:last-child {
        border-bottom: none;
    }
}