/* ============================================
   p9.rs — Opulent Sci-Fi Editorial
   Maximalist / Magazine-Spread / Gold-Black-Luxury
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --obsidian-black: #0c0a08;
    --smoked-charcoal: #1a1714;
    --antique-gold: #c9a84c;
    --burnished-amber: #a67c3d;
    --rose-gold: #b8856c;
    --pale-platinum: #e8e0d4;
    --dusty-silver: #9a9288;
    --vermillion-spark: #c44a2f;
    --gold-highlight: #e8d48a;
}

html {
    scroll-behavior: auto;
}

body {
    background: var(--obsidian-black);
    color: var(--pale-platinum);
    font-family: 'Newsreader', Georgia, serif;
    font-weight: 350;
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    line-height: 1.72;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Spreads Container --- */
.spreads {
    height: 100vh;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
}

/* --- Individual Spread --- */
.spread {
    height: 100vh;
    width: 100%;
    scroll-snap-align: start;
    position: relative;
    overflow: hidden;
}

.spread__grid {
    display: grid;
    grid-template-columns: 1.2fr 2fr 0.8fr 0.8fr 2fr 1.2fr;
    grid-template-rows: auto 1fr auto;
    gap: 0 2.4rem;
    height: 100%;
    padding: 2rem 2.4rem;
    position: relative;
}

/* ============================================
   HUD OVERLAY
   ============================================ */
.hud-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    pointer-events: none;
}

/* Corner Brackets */
.hud-corner {
    position: absolute;
    width: 40px;
    height: 40px;
    animation: hudPulse 4s ease-in-out infinite;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.hud-corner.visible {
    opacity: 1;
}

.hud-corner__h,
.hud-corner__v {
    position: absolute;
    background: var(--antique-gold);
}

.hud-corner__h {
    width: 40px;
    height: 1px;
}

.hud-corner__v {
    width: 1px;
    height: 40px;
}

.hud-corner--tl {
    top: 20px;
    left: 20px;
}
.hud-corner--tl .hud-corner__h { top: 0; left: 0; }
.hud-corner--tl .hud-corner__v { top: 0; left: 0; }

.hud-corner--tr {
    top: 20px;
    right: 20px;
}
.hud-corner--tr .hud-corner__h { top: 0; right: 0; }
.hud-corner--tr .hud-corner__v { top: 0; right: 0; }

.hud-corner--bl {
    bottom: 20px;
    left: 20px;
}
.hud-corner--bl .hud-corner__h { bottom: 0; left: 0; }
.hud-corner--bl .hud-corner__v { bottom: 0; left: 0; }

.hud-corner--br {
    bottom: 20px;
    right: 20px;
}
.hud-corner--br .hud-corner__h { bottom: 0; right: 0; }
.hud-corner--br .hud-corner__v { bottom: 0; right: 0; }

.hud-corner.intensify {
    width: 50px;
    height: 50px;
    transition: width 0.3s ease, height 0.3s ease;
}

.hud-corner.intensify .hud-corner__h {
    width: 50px;
}

.hud-corner.intensify .hud-corner__v {
    height: 50px;
}

@keyframes hudPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.hud-corner.visible {
    animation: hudPulse 4s ease-in-out infinite;
}

/* Targeting Reticles */
.hud-reticle {
    position: absolute;
    width: 120px;
    height: 120px;
    border: 1px solid var(--antique-gold);
    border-radius: 50%;
    opacity: 0.15;
    animation: reticleRotate 60s linear infinite;
    transition: opacity 0.3s ease;
}

.hud-reticle--1 {
    top: 15%;
    right: 12%;
}

.hud-reticle--2 {
    bottom: 20%;
    left: 8%;
}

.hud-reticle__crosshair {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
}

.hud-reticle__crosshair::before,
.hud-reticle__crosshair::after {
    content: '';
    position: absolute;
    background: var(--antique-gold);
}

.hud-reticle__crosshair::before {
    width: 10px;
    height: 1px;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
}

.hud-reticle__crosshair::after {
    width: 1px;
    height: 10px;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
}

.hud-reticle.intensify {
    opacity: 0.5;
    transition: opacity 0.2s ease;
}

@keyframes reticleRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* HUD Status Bar */
.hud-status {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 3rem;
    font-family: 'Azeret Mono', monospace;
    font-weight: 300;
    font-size: clamp(0.65rem, 1vw, 0.8rem);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--antique-gold);
    opacity: 0.7;
}

/* HUD Data Readouts */
.hud-readout {
    position: absolute;
    font-family: 'Azeret Mono', monospace;
    font-weight: 300;
    font-size: clamp(0.6rem, 0.8vw, 0.7rem);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--antique-gold);
    opacity: 0.5;
    display: flex;
    align-items: center;
}

.hud-readout--tl {
    top: 50px;
    left: 24px;
}

.hud-readout--br {
    bottom: 50px;
    right: 24px;
}

.hud-readout__text {
    overflow: hidden;
    white-space: nowrap;
}

.hud-readout__cursor {
    display: inline-block;
    width: 1px;
    height: 1em;
    background: var(--antique-gold);
    margin-left: 2px;
    animation: cursorBlink 1.06s step-end infinite;
}

@keyframes cursorBlink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

/* Scan Line */
.hud-scanline {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--antique-gold) 30%, var(--antique-gold) 70%, transparent 100%);
    box-shadow: 0 0 12px rgba(201, 168, 76, 0.5);
    opacity: 0;
    transform: translateY(-1px);
    pointer-events: none;
    z-index: 10;
}

.hud-scanline.active {
    opacity: 1;
    animation: scanSweep 700ms linear forwards;
}

@keyframes scanSweep {
    from { transform: translateY(0); }
    to { transform: translateY(100vh); }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

/* Fraunces — primary display */
.cover__title,
.gallery__heading,
.index__title,
.scroll-heading {
    font-family: 'Fraunces', serif;
    font-variation-settings: 'wght' 300, 'WONK' 0, 'SOFT' 100;
    letter-spacing: -0.02em;
    color: var(--pale-platinum);
    transition: font-variation-settings 0.3s ease-out;
}

.scroll-heading.in-view {
    font-variation-settings: 'wght' 700, 'WONK' 1, 'SOFT' 50;
}

/* Playfair Display — pull quotes, drop caps */
.pullquote,
.dropcap {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-style: italic;
    color: var(--antique-gold);
}

/* Azeret Mono — HUD elements */
.hud-status,
.hud-readout,
.gallery__caption,
.cover__subtitle,
.index__entry-page {
    font-family: 'Azeret Mono', monospace;
    font-weight: 300;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

/* Newsreader — body text */
.feature__text p,
.index__colophon {
    font-family: 'Newsreader', Georgia, serif;
    font-optical-sizing: auto;
}

/* ============================================
   COVER SPREAD
   ============================================ */
.spread--cover {
    background: var(--obsidian-black);
}

.spread--cover .spread__grid {
    grid-template-rows: 1fr auto 1fr;
    align-items: center;
    justify-items: center;
}

.cover__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 30% 40%, rgba(26, 23, 20, 0.8) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 60%, rgba(184, 133, 108, 0.06) 0%, transparent 50%),
        var(--obsidian-black);
    opacity: 0;
    transition: opacity 1.5s ease;
}

.cover__bg.visible {
    opacity: 0.6;
    mix-blend-mode: luminosity;
}

.cover__grain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.06;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='g'%3E%3CfeTurbulence baseFrequency='0.85' numOctaves='4' type='fractalNoise'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23g)' opacity='1'/%3E%3C/svg%3E");
    background-size: 200px 200px;
}

.cover__title-wrap {
    grid-column: 1 / -1;
    grid-row: 2;
    text-align: center;
    z-index: 5;
}

.cover__title {
    font-size: clamp(5rem, 14vw, 11rem);
    font-variation-settings: 'wght' 100, 'WONK' 0, 'SOFT' 100;
    line-height: 0.9;
    color: var(--pale-platinum);
    margin-bottom: 1.5rem;
}

.cover__letter {
    display: inline-block;
    opacity: 0;
    transition: opacity 0.2s ease, font-variation-settings 1.2s ease-out;
}

.cover__letter.visible {
    opacity: 1;
}

.cover__title.wonk-active .cover__letter {
    font-variation-settings: 'wght' 700, 'WONK' 1, 'SOFT' 50;
}

.cover__subtitle {
    font-size: clamp(0.7rem, 1.2vw, 0.9rem);
    color: var(--antique-gold);
    letter-spacing: 0.3em;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.cover__subtitle.visible {
    opacity: 0.8;
}

/* Cover Marginalia */
.cover__marginalia {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    opacity: 0.35;
}

.cover__marginalia--left {
    left: 2rem;
    top: 50%;
    transform: translateY(-50%);
}

.cover__marginalia--right {
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
}

.marginalia__ornament {
    font-size: 1.2rem;
    color: var(--antique-gold);
}

.marginalia__rule {
    width: 1px;
    height: 60px;
    background: var(--antique-gold);
    opacity: 0.4;
}

.marginalia__label {
    font-family: 'Azeret Mono', monospace;
    font-weight: 300;
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--dusty-silver);
}

.marginalia__label--rotated {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    transform: rotate(180deg);
}

/* ============================================
   FEATURE SPREAD
   ============================================ */
.spread--feature {
    background: var(--obsidian-black);
}

.spread--feature .spread__grid {
    grid-template-rows: auto 1fr auto;
    align-items: center;
}

.feature__pullquote {
    grid-column: 1;
    grid-row: 1 / -1;
    align-self: center;
    justify-self: center;
}

.pullquote {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    transform: rotate(180deg);
    font-size: clamp(1.4rem, 3vw, 2.2rem);
    line-height: 1.4;
    color: var(--antique-gold);
    max-height: 60vh;
    opacity: 0;
    transform: rotate(180deg) translateX(15px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.pullquote.reveal {
    opacity: 1;
    transform: rotate(180deg) translateX(0);
}

.feature__image {
    grid-column: 2 / 4;
    grid-row: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(1.03);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.feature__image.reveal {
    opacity: 1;
    transform: scale(1);
}

.feature__image-frame {
    position: relative;
    border: 2px solid var(--antique-gold);
    box-shadow: inset 0 0 30px rgba(201, 168, 76, 0.12);
    overflow: hidden;
    max-width: 100%;
    max-height: 70vh;
}

.feature__image-frame svg {
    display: block;
    width: 100%;
    height: auto;
    filter: sepia(0.35) contrast(1.1) brightness(0.9) saturate(0.7);
}

.feature__image-grain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.06;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='g'%3E%3CfeTurbulence baseFrequency='0.85' numOctaves='4' type='fractalNoise'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23g)' opacity='1'/%3E%3C/svg%3E");
    background-size: 200px 200px;
    pointer-events: none;
}

.feature__text {
    grid-column: 4 / 6;
    grid-row: 2;
    align-self: center;
    padding: 2rem 0;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.6s ease 0.08s, transform 0.6s ease 0.08s;
}

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

.feature__text p {
    margin-bottom: 1.4rem;
    color: var(--pale-platinum);
}

.dropcap {
    float: left;
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 0.75;
    margin-right: 0.15em;
    margin-top: 0.05em;
    color: var(--antique-gold);
    font-style: italic;
}

/* Decorative Rule */
.feature__rule,
.index__rule {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 2rem 0;
}

.feature__rule-line,
.index__rule-line {
    flex: 1;
    height: 1px;
    background: var(--antique-gold);
    transform: scaleX(0);
    transition: transform 0.8s ease-out;
    transform-origin: center;
}

.feature__rule-dot,
.index__rule-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--antique-gold);
    flex-shrink: 0;
}

.feature__rule.reveal .feature__rule-line,
.index__rule.reveal .index__rule-line {
    transform: scaleX(1);
}

.feature__marginalia {
    grid-column: 6;
    grid-row: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.35;
}

/* ============================================
   GALLERY SPREAD
   ============================================ */
.spread--gallery {
    background: var(--obsidian-black);
}

.spread--gallery .spread__grid {
    grid-template-rows: auto 1fr auto;
}

.gallery__title-area {
    grid-column: 2 / 6;
    grid-row: 1;
    padding: 2rem 0 1rem;
}

.gallery__heading {
    font-size: clamp(1.8rem, 4vw, 3.2rem);
    text-align: center;
}

.gallery__collage {
    grid-column: 1 / -1;
    grid-row: 2;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    padding: 1rem;
}

.gallery__item {
    position: relative;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.gallery__item.reveal {
    opacity: 1;
    transform: translateY(0) rotate(var(--rot, 0deg));
}

.gallery__item--1 {
    --rot: -2deg;
    transition-delay: 0s;
}
.gallery__item--2 {
    --rot: 3deg;
    transition-delay: 0.08s;
}
.gallery__item--3 {
    --rot: -1deg;
    transition-delay: 0.16s;
}
.gallery__item--4 {
    --rot: 4deg;
    transition-delay: 0.24s;
}

.gallery__item-frame {
    position: relative;
    border: 2px solid var(--antique-gold);
    box-shadow: inset 0 0 30px rgba(201, 168, 76, 0.12);
    overflow: hidden;
}

.gallery__item-frame svg {
    display: block;
    width: 100%;
    height: auto;
    max-width: 280px;
    filter: sepia(0.35) contrast(1.1) brightness(0.9) saturate(0.7);
}

.gallery__item-grain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.06;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='g'%3E%3CfeTurbulence baseFrequency='0.85' numOctaves='4' type='fractalNoise'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23g)' opacity='1'/%3E%3C/svg%3E");
    background-size: 200px 200px;
    pointer-events: none;
}

.gallery__caption {
    display: block;
    margin-top: 0.5rem;
    font-size: clamp(0.55rem, 0.8vw, 0.7rem);
    color: var(--dusty-silver);
    font-variant: small-caps;
    text-align: center;
}

.gallery__crosshairs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    grid-column: 1 / -1;
    grid-row: 2;
}

.gallery__marginalia {
    grid-column: 6;
    grid-row: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.3;
}

/* ============================================
   INDEX SPREAD
   ============================================ */
.spread--index {
    background: var(--obsidian-black);
}

.spread--index .spread__grid {
    grid-template-rows: auto 1fr auto;
    align-content: center;
}

.index__heading-area {
    grid-column: 2 / 6;
    grid-row: 1;
    text-align: center;
    padding: 2rem 0 1rem;
}

.index__title {
    font-size: clamp(1.8rem, 4vw, 3.2rem);
    margin-bottom: 1rem;
}

.index__columns {
    grid-column: 2 / 6;
    grid-row: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 4rem;
    align-self: start;
    padding-top: 1rem;
}

.index__entry {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

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

.index__entry-name {
    flex-shrink: 0;
    font-family: 'Newsreader', Georgia, serif;
    font-weight: 400;
    font-size: clamp(0.85rem, 1.2vw, 1rem);
    color: var(--pale-platinum);
}

.index__entry-leader {
    flex: 1;
    border-bottom: 1px dotted var(--burnished-amber);
    min-width: 20px;
    align-self: baseline;
    margin-bottom: 0.3em;
    opacity: 0.4;
}

.index__entry-page {
    flex-shrink: 0;
    font-size: clamp(0.65rem, 1vw, 0.8rem);
    color: var(--dusty-silver);
}

.index__footer {
    grid-column: 2 / 6;
    grid-row: 3;
    text-align: center;
    padding: 2rem 0;
}

.index__colophon {
    font-size: 0.8rem;
    color: var(--dusty-silver);
    letter-spacing: 0.05em;
}

.index__marginalia {
    grid-column: 1;
    grid-row: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0.3;
}

/* ============================================
   GOLD LINK — Underline Draw Pattern
   ============================================ */
.gold-link {
    color: var(--pale-platinum);
    text-decoration: none;
    background-image: linear-gradient(var(--antique-gold), var(--antique-gold));
    background-size: 0% 1px;
    background-position: center bottom;
    background-repeat: no-repeat;
    transition: background-size 400ms cubic-bezier(0.25, 0.1, 0.25, 1), color 300ms ease;
    pointer-events: auto;
}

.gold-link:hover,
.gold-link:focus {
    background-size: 100% 1px;
    color: var(--antique-gold);
}

.gold-link.active {
    background-size: 100% 1px;
    background-image: linear-gradient(110deg, var(--burnished-amber) 0%, var(--antique-gold) 25%, var(--gold-highlight) 50%, var(--antique-gold) 75%, var(--burnished-amber) 100%);
    background-size: 200% 1px;
    animation: shimmerUnderline 3s linear infinite;
}

@keyframes shimmerUnderline {
    0% { background-position: 200% bottom; }
    100% { background-position: -200% bottom; }
}

/* ============================================
   GOLD FOIL SHIMMER — Interactive Elements
   ============================================ */
.gold-shimmer {
    background: linear-gradient(110deg,
        var(--burnished-amber) 0%,
        var(--antique-gold) 25%,
        var(--gold-highlight) 50%,
        var(--antique-gold) 75%,
        var(--burnished-amber) 100%
    );
    background-size: 200% 100%;
    background-position: 100% 0;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: background-position 600ms ease;
}

.gold-shimmer:hover {
    background-position: 0% 0;
}

/* ============================================
   GOLD-TO-BLACK GRADIENT STRIPES
   ============================================ */
.gold-gradient-stripe {
    background: linear-gradient(135deg, #c9a84c 0%, #a67c3d 30%, #1a1714 70%, #0c0a08 100%);
    height: 2px;
    width: 100%;
}

/* ============================================
   SPREAD CONTENT TRANSITIONS
   ============================================ */
.spread-content {
    opacity: 0;
    transition: opacity 0.4s ease;
}

.spread-content.active {
    opacity: 1;
}

/* ============================================
   ENTRY ANIMATION (initial load)
   ============================================ */
.entry-black {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--obsidian-black);
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.entry-black.fade-out {
    opacity: 0;
    pointer-events: none;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .spread__grid {
        grid-template-columns: 0.5fr 1fr 1fr 0.5fr;
        gap: 0 1rem;
        padding: 1.5rem 1rem;
    }

    .cover__marginalia {
        display: none;
    }

    .feature__pullquote {
        display: none;
    }

    .feature__image {
        grid-column: 1 / 3;
    }

    .feature__text {
        grid-column: 3 / 5;
        padding: 1rem 0;
    }

    .feature__marginalia {
        display: none;
    }

    .gallery__collage {
        grid-column: 1 / -1;
    }

    .gallery__title-area {
        grid-column: 1 / -1;
    }

    .gallery__marginalia,
    .index__marginalia {
        display: none;
    }

    .index__heading-area,
    .index__columns,
    .index__footer {
        grid-column: 1 / -1;
    }

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

    .hud-reticle {
        width: 80px;
        height: 80px;
    }
}