/* ============================================
   foryou.reviews - Mountain Observatory Design
   ============================================ */

/* CSS Custom Properties - Observatory Palette */
:root {
    --deep-ground: #1a1209;
    --mid-ground: #2a1e15;
    --warm-surface: #3d2b1f;
    --text-primary: #e8d5b7;
    --text-secondary: #c4a882;
    --accent-copper: #d4956a;
    --accent-warm: #e07a3a;
    --muted-earth: #8a7560;
    --divider-rule: #a0846a;
    --bokeh-glow: #f5c67a;
}

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

html {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
}

body {
    background: var(--deep-ground);
    color: var(--text-secondary);
    font-family: 'Source Sans 3', sans-serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.15vw, 1.2rem);
    line-height: 1.72;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Parallax Container */
.parallax-container {
    perspective: 1px;
    height: 100vh;
    overflow-x: hidden;
    overflow-y: auto;
    scroll-snap-type: y proximity;
}

/* Strata Base */
.stratum {
    position: relative;
    scroll-snap-align: start;
    overflow: hidden;
}

.stratum-1 {
    min-height: 100vh;
    background: var(--deep-ground);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stratum-2 {
    min-height: 120vh;
    background: var(--mid-ground);
    padding: 8rem 5% 6rem;
}

.stratum-3 {
    min-height: 100vh;
    background: var(--mid-ground);
    padding: 8rem 5% 6rem;
}

.stratum-4 {
    min-height: 100vh;
    background: var(--deep-ground);
    padding: 8rem 5% 6rem;
}

.stratum-5 {
    min-height: 60vh;
    background: var(--deep-ground);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* ===== BOKEH BACKGROUND FIELDS ===== */
.bokeh-field {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.bokeh-circle {
    position: absolute;
    left: var(--x);
    top: var(--y);
    width: var(--size);
    height: var(--size);
    border-radius: 50%;
    background: radial-gradient(circle at center, var(--bokeh-glow) 0%, transparent 70%);
    opacity: var(--opacity);
    animation: drift var(--duration) ease-in-out infinite alternate;
    transform: translate(-50%, -50%);
}

@keyframes drift {
    0% { transform: translate(-50%, -50%) translate(0, 0); }
    100% { transform: translate(-50%, -50%) translate(var(--drift), calc(var(--drift) * 0.6)); }
}

/* ===== MOUNTAIN RIDGES ===== */
.mountain-ridges {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30vh;
    z-index: 2;
    pointer-events: none;
}

.ridge {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.ridge-far {
    transform: translateZ(-2px) scale(3);
    transform-origin: bottom center;
}

.ridge-mid {
    transform: translateZ(-1px) scale(2);
    transform-origin: bottom center;
}

.ridge-near {
    transform: translateZ(0);
}

/* ===== SUMMIT CONTENT (Stratum 1) ===== */
.summit-content {
    position: relative;
    z-index: 3;
    text-align: center;
    transform: perspective(800px) rotateX(2deg);
    margin-top: -5vh;
}

.site-title {
    font-family: 'Source Serif 4', serif;
    font-weight: 600;
    font-size: clamp(2.8rem, 6vw, 5rem);
    color: var(--text-primary);
    letter-spacing: 0.12em;
    line-height: 1.08;
    margin-bottom: 1.5rem;
}

.site-tagline {
    font-family: 'Source Sans 3', sans-serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.5vw, 1.3rem);
    color: var(--text-secondary);
    opacity: 0.8;
    letter-spacing: 0.04em;
}

/* ===== STRATUM LABELS ===== */
.stratum-label {
    position: relative;
    z-index: 3;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 4rem;
}

.label-text {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 400;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    color: var(--accent-copper);
    text-transform: uppercase;
    white-space: nowrap;
}

.label-line {
    flex: 1;
    height: 1px;
    background: var(--muted-earth);
    opacity: 0.3;
}

.label-desc {
    font-family: 'Cabin', sans-serif;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--muted-earth);
    letter-spacing: 0.04em;
    white-space: nowrap;
}

/* ===== INSTRUMENT ROOM (Stratum 2) ===== */
.instrument-room {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: 62fr 1px 38fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.column-main {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.column-divider {
    background: var(--divider-rule);
    opacity: 0.2;
    width: 1px;
}

.column-side {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    padding-top: 1rem;
}

/* Review Blocks */
.review-block {
    transform: translateY(4px);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 2rem;
    border-radius: 2px;
}

.review-block:hover {
    transform: translateY(0);
    box-shadow: 0 8px 24px rgba(26, 18, 9, 0.4);
}

.review-title {
    font-family: 'Source Serif 4', serif;
    font-weight: 600;
    font-size: clamp(1.4rem, 2.5vw, 1.8rem);
    color: var(--text-primary);
    line-height: 1.08;
    margin-bottom: 0.75rem;
}

.review-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.review-date {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 400;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    color: var(--accent-copper);
}

.review-prose {
    color: var(--text-secondary);
    line-height: 1.72;
}

/* Thermal Print Labels */
.thermal-label {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: var(--text-primary);
    color: var(--deep-ground);
    padding: 2px 8px;
    box-shadow: 1px 1px 0 var(--text-secondary);
    display: inline-block;
}

/* ===== GAUGE DIALS ===== */
.gauge-card {
    text-align: center;
    transform: translateY(4px);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 1.5rem;
}

.gauge-card:hover {
    transform: translateY(0);
    box-shadow: 0 8px 24px rgba(26, 18, 9, 0.4);
}

.gauge {
    position: relative;
    width: 120px;
    height: 60px;
    margin: 0 auto 1rem;
}

.gauge-arc {
    width: 120px;
    height: 60px;
    border: 3px solid var(--warm-surface);
    border-bottom: none;
    border-radius: 60px 60px 0 0;
}

.gauge-needle {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 2px;
    height: 52px;
    background: var(--accent-copper);
    transform-origin: bottom center;
    transform: translateX(-50%) rotate(calc(-90deg + (var(--rating) * 180deg)));
    transition: transform 1.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.gauge-dot {
    position: absolute;
    bottom: -3px;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--accent-warm);
    border-radius: 50%;
    transform: translateX(-50%);
}

.gauge-label {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    color: var(--muted-earth);
    margin-bottom: 0.25rem;
}

.gauge-value {
    font-family: 'Source Serif 4', serif;
    font-weight: 600;
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.gauge-tags {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== MAP TABLE (Stratum 3) ===== */
.contour-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        175deg,
        transparent,
        transparent 18px,
        var(--warm-surface) 18px,
        var(--warm-surface) 19px
    );
    opacity: 0.12;
    pointer-events: none;
    z-index: 1;
}

.map-table {
    position: relative;
    z-index: 3;
    max-width: 1000px;
    margin: 0 auto;
    min-height: 600px;
}

.connector-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.connector-path {
    fill: none;
    stroke: var(--muted-earth);
    stroke-width: 1.5;
    stroke-opacity: 0.4;
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    transition: stroke-dashoffset 2s ease-out;
}

.connector-path.drawn {
    stroke-dashoffset: 0;
}

.waypoints-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: repeat(5, 1fr);
    gap: 1rem;
    min-height: 600px;
    padding: 2rem 0;
}

.waypoint {
    position: relative;
    cursor: pointer;
}

.waypoint[data-area="optics"] { grid-column: 2; grid-row: 1; }
.waypoint[data-area="gear"] { grid-column: 4; grid-row: 2; }
.waypoint[data-area="instruments"] { grid-column: 6; grid-row: 3; }
.waypoint[data-area="provisions"] { grid-column: 3; grid-row: 4; }
.waypoint[data-area="shelter"] { grid-column: 5; grid-row: 5; }

.waypoint-node {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--warm-surface);
    border: 2px solid var(--accent-copper);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    margin: 0 auto;
}

.waypoint-icon {
    color: var(--accent-copper);
    font-size: 1.2rem;
}

.waypoint:hover .waypoint-node {
    background: var(--accent-copper);
    transform: scale(1.15);
    box-shadow: 0 0 20px rgba(212, 149, 106, 0.3);
}

.waypoint:hover .waypoint-icon {
    color: var(--deep-ground);
}

.waypoint-label {
    font-family: 'Cabin', sans-serif;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--muted-earth);
    text-align: center;
    margin-top: 0.5rem;
    letter-spacing: 0.04em;
}

.waypoint-card {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px) perspective(600px) rotateY(8deg) rotateX(4deg);
    width: 220px;
    background: var(--mid-ground);
    border: 1px solid var(--warm-surface);
    padding: 1.25rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 10;
    box-shadow: 0 12px 32px rgba(26, 18, 9, 0.6);
}

.waypoint:hover .waypoint-card {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(8px) perspective(600px) rotateY(0deg) rotateX(0deg);
}

.waypoint-card h3 {
    font-family: 'Source Serif 4', serif;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.waypoint-card p {
    font-family: 'Source Sans 3', sans-serif;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== ARCHIVE VAULT (Stratum 4) ===== */
.archive-vault {
    position: relative;
    z-index: 3;
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.archive-card {
    border-left: 4px solid var(--accent-copper);
    padding: 1.5rem 2rem;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.archive-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.archive-title {
    font-family: 'Source Serif 4', serif;
    font-weight: 600;
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    color: var(--text-primary);
    line-height: 1.08;
    margin-bottom: 0.75rem;
}

.archive-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.archive-prose {
    color: var(--text-secondary);
    line-height: 1.72;
}

/* ===== SIGNAL ROOM (Stratum 5) ===== */
.signal-wave {
    position: absolute;
    bottom: 40%;
    left: 0;
    width: 100%;
    height: 60px;
    z-index: 1;
    opacity: 0.3;
    overflow: hidden;
}

.signal-wave::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 300%;
    height: 100%;
    background: repeating-linear-gradient(
        90deg,
        transparent 0px,
        transparent 40px,
        var(--accent-warm) 40px,
        var(--accent-warm) 42px,
        transparent 42px,
        transparent 80px
    );
    clip-path: polygon(
        0% 50%, 2% 35%, 4% 25%, 6% 20%, 8% 25%, 10% 35%, 12% 50%, 14% 65%, 16% 75%, 18% 80%, 20% 75%, 22% 65%, 24% 50%, 26% 35%, 28% 25%, 30% 20%, 32% 25%, 34% 35%, 36% 50%, 38% 65%, 40% 75%, 42% 80%, 44% 75%, 46% 65%, 48% 50%, 50% 35%, 52% 25%, 54% 20%, 56% 25%, 58% 35%, 60% 50%, 62% 65%, 64% 75%, 66% 80%, 68% 75%, 70% 65%, 72% 50%, 74% 35%, 76% 25%, 78% 20%, 80% 25%, 82% 35%, 84% 50%, 86% 65%, 88% 75%, 90% 80%, 92% 75%, 94% 65%, 96% 50%, 98% 35%, 100% 50%
    );
    animation: waveScroll 8s linear infinite;
}

@keyframes waveScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(33.333%); }
}

.signal-content {
    position: relative;
    z-index: 3;
    text-align: center;
}

.signal-message {
    font-family: 'Source Serif 4', serif;
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.4rem, 3vw, 2.2rem);
    color: var(--text-secondary);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .instrument-room {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .column-divider {
        display: none;
    }

    .waypoints-grid {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: auto;
        min-height: auto;
    }

    .waypoint[data-area="optics"] { grid-column: 1; grid-row: 1; }
    .waypoint[data-area="gear"] { grid-column: 3; grid-row: 1; }
    .waypoint[data-area="instruments"] { grid-column: 2; grid-row: 2; }
    .waypoint[data-area="provisions"] { grid-column: 1; grid-row: 3; }
    .waypoint[data-area="shelter"] { grid-column: 3; grid-row: 3; }

    .connector-lines {
        display: none;
    }

    .summit-content {
        transform: none;
        padding: 0 1rem;
    }

    .site-title {
        letter-spacing: 0.06em;
    }

    .stratum-2,
    .stratum-3,
    .stratum-4 {
        padding: 4rem 4% 3rem;
    }

    .waypoint-card {
        width: 180px;
    }
}

@media (max-width: 480px) {
    .waypoints-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .waypoint[data-area="optics"] { grid-column: 1; grid-row: 1; }
    .waypoint[data-area="gear"] { grid-column: 2; grid-row: 1; }
    .waypoint[data-area="instruments"] { grid-column: 1; grid-row: 2; }
    .waypoint[data-area="provisions"] { grid-column: 2; grid-row: 2; }
    .waypoint[data-area="shelter"] { grid-column: 1; grid-row: 3; }
}

/* ===== PREFERS REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
    .bokeh-circle {
        animation: none;
    }

    .signal-wave::before {
        animation: none;
    }

    .signal-message {
        animation: none;
        opacity: 0.8;
    }

    .reveal-item,
    .archive-card {
        opacity: 1;
        transform: none;
        transition: none;
    }

    html {
        scroll-behavior: auto;
    }
}