/* ============================================================
   STAE v2 — NYTimes-Inspired Design System
   ============================================================ */

/* --- Design Tokens --- */
:root {
    /* Typography */
    --font-serif: Georgia, "Times New Roman", "Noto Serif", serif;
    --font-sans: "Helvetica Neue", Arial, system-ui, sans-serif;
    --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;

    /* Type Scale */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1.0625rem;
    --text-lg: 1.25rem;
    --text-xl: 1.5rem;
    --text-2xl: 2rem;
    --text-3xl: 2.75rem;
    --text-4xl: 3.5rem;

    /* Colors */
    --color-bg: #ffffff;
    --color-bg-warm: #f7f5f2;
    --color-bg-dark: #1a1a1a;
    --color-text: #333333;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-border: #e2e2e2;
    --color-accent: #326891;
    --color-link: #326891;
    --color-link-hover: #1a3d5c;
    --color-positive: #1a7f37;
    --color-negative: #cf222e;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;
    --space-3xl: 8rem;

    /* Layout */
    --content-width: 680px;
    --content-width-wide: 960px;
    --content-width-max: 1200px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
}

/* --- CSS Reset --- */
*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, h4, p, ul, ol, figure { margin: 0; padding: 0; }
img, video { max-width: 100%; display: block; }
a { color: var(--color-link); text-decoration: none; }
a:hover { color: var(--color-link-hover); text-decoration: underline; }

/* --- Base Typography --- */
body {
    font-family: var(--font-serif);
    font-size: var(--text-base);
    line-height: 1.65;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.15;
    color: var(--color-text);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }

/* --- Layout Containers --- */
.container {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}
.container--wide {
    max-width: var(--content-width-wide);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}
.container--full {
    max-width: var(--content-width-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* --- Section Spacing --- */
.section {
    padding: var(--space-3xl) 0;
}
.section--warm {
    background-color: var(--color-bg-warm);
}
.section--dark {
    background-color: var(--color-bg-dark);
    color: #ffffff;
}

/* --- Section Dividers --- */
.section-divider {
    text-align: center;
    margin: var(--space-xl) auto;
    max-width: var(--content-width);
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    letter-spacing: 0.5em;
}
.section-divider::before {
    content: "\00B7  \00B7  \00B7";
}

/* --- Section Headers --- */
.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}
.section-header h2 {
    margin-bottom: var(--space-sm);
}
.section-header p {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}
.section-header__rule {
    width: 60px;
    height: 2px;
    background-color: var(--color-text);
    margin: var(--space-md) auto;
    border: none;
}

/* ============================================================
   Masthead
   ============================================================ */
.masthead {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    height: 48px;
    display: flex;
    align-items: center;
    transition: box-shadow 0.2s;
}
.masthead.scrolled {
    box-shadow: var(--shadow-sm);
}
.masthead__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: var(--content-width-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}
.masthead__logo {
    font-family: var(--font-serif);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
    white-space: nowrap;
}
.masthead__logo:hover {
    text-decoration: none;
    color: var(--color-text);
}
.masthead__nav {
    display: flex;
    gap: var(--space-lg);
    list-style: none;
}
.masthead__nav a {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.masthead__nav a:hover {
    color: var(--color-text);
    text-decoration: none;
}
.masthead__back {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}
.masthead__back-short { display: none; }

.masthead__hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}
.masthead__hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-text);
    margin: 5px 0;
    transition: all 0.3s;
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
    position: relative;
    height: calc(100vh - 48px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background-color: #111;
}
.hero--short {
    height: 50vh;
    min-height: 360px;
}
.hero__bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.45;
}
.hero__content {
    position: relative;
    z-index: 1;
    color: #ffffff;
    max-width: 800px;
    padding: 0 var(--space-lg);
}
.hero__title {
    font-size: var(--text-4xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    color: #ffffff;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.hero__subtitle {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: 400;
    line-height: 1.5;
    color: rgba(255,255,255,0.85);
    max-width: 600px;
    margin: 0 auto;
}
.hero__scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    animation: bounceDown 2s infinite;
    color: rgba(255,255,255,0.6);
    font-size: 24px;
}
@keyframes bounceDown {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ============================================================
   Stat Boxes
   ============================================================ */
.stat-row {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-top: var(--space-lg);
}
.stat-box {
    flex: 1;
    min-width: 140px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: var(--space-md) var(--space-lg);
    text-align: center;
}
.stat-box__label {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xs);
}
.stat-box__value {
    font-family: var(--font-mono);
    font-size: var(--text-xl);
    font-weight: 700;
}
.stat-box__value--positive { color: var(--color-positive); }
.stat-box__value--negative { color: var(--color-negative); }
.stat-box__value--neutral { color: var(--color-text-muted); }

/* ============================================================
   Country Cards Grid (Landing)
   ============================================================ */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}
.country-card {
    background: var(--color-bg);
    border-radius: 4px;
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    color: inherit;
    display: block;
}
.country-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: inherit;
}
.country-card__name {
    font-family: var(--font-serif);
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-sm);
}
.country-card__sparkline {
    height: 48px;
    margin: var(--space-sm) 0;
}
.country-card__stat {
    font-family: var(--font-mono);
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}
.country-card__meta {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}
.country-card__link {
    display: inline-block;
    margin-top: var(--space-md);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-accent);
}

/* ============================================================
   Municipality Cards (Country Page)
   ============================================================ */
.muni-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}
.muni-card {
    background: var(--color-bg);
    border-radius: 4px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.muni-card[open] {
    grid-column: 1 / -1;
}
.muni-card summary {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    cursor: pointer;
    list-style: none;
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: var(--text-base);
}
.muni-card summary::-webkit-details-marker { display: none; }
.muni-card summary::before {
    content: "\25B8";
    font-size: 12px;
    color: var(--color-text-muted);
    transition: transform 0.2s;
}
.muni-card[open] summary::before {
    transform: rotate(90deg);
}
.muni-card__name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
}
.muni-card__stat {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-weight: 700;
    white-space: nowrap;
    flex-shrink: 0;
}
.muni-card__sparkline {
    width: 80px;
    height: 32px;
    flex-shrink: 0;
}
.muni-card__detail {
    padding: 0 var(--space-lg) var(--space-lg);
    border-top: 1px solid var(--color-border);
}
.muni-card__chart {
    height: 300px;
    margin-bottom: var(--space-md);
}
.muni-card__video {
    width: 100%;
    border-radius: 4px;
    margin-bottom: var(--space-sm);
}
.muni-card__events {
    margin-top: var(--space-md);
    margin-bottom: var(--space-md);
}
.muni-card__events-title {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin: 0 0 var(--space-sm) 0;
}
.muni-card__download {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-accent);
}

/* ============================================================
   Map Container
   ============================================================ */
.map-container {
    width: 100%;
    min-height: 500px;
    border-radius: 4px;
    overflow: hidden;
}

/* ============================================================
   Chart Container
   ============================================================ */
.chart-container {
    width: 100%;
    min-height: 400px;
}

/* Events toggle button */
.chart-events-toggle {
    display: block;
    margin-left: auto;
    margin-bottom: var(--space-sm);
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 3px;
    padding: 4px 12px;
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s;
}
.chart-events-toggle:hover {
    color: var(--color-text);
    border-color: var(--color-text-secondary);
}
.chart-events-toggle--active {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* ============================================================
   Video Player (legacy fallback)
   ============================================================ */
.video-section video {
    width: 100%;
    max-height: 70vh;
    border-radius: 4px;
    background-color: transparent;
}
.video-section__caption {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-sm);
}

/* ============================================================
   Custom Video Player (.vp)
   ============================================================ */
.vp {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    background: transparent;
    line-height: 0;
}
.vp video {
    width: 100%;
    max-height: 70vh;
    display: block;
    cursor: pointer;
}

/* Big play overlay */
.vp__overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 2;
    transition: opacity 0.3s;
}

/* Control bar — sits below the video */
.vp__bar {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: var(--color-bg-warm);
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 4px 4px;
    color: var(--color-text);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    line-height: 1;
}

.vp__btn {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 4px;
    line-height: 0;
    transition: color 0.15s;
}
.vp__btn:hover { color: var(--color-text); }

.vp__time,
.vp__duration {
    min-width: 36px;
    text-align: center;
    user-select: none;
    color: var(--color-text-muted);
}

/* Progress track */
.vp__track {
    flex: 1;
    position: relative;
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
    cursor: pointer;
}
.vp__progress {
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 0;
    background: var(--color-accent);
    border-radius: 3px;
    pointer-events: none;
    transition: width 0.1s linear;
}

/* Range slider (invisible, sits on top of track for interaction) */
.vp__slider {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    opacity: 0;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}
.vp__slider::-webkit-slider-thumb { -webkit-appearance: none; width: 14px; height: 14px; }
.vp__slider::-moz-range-thumb { width: 14px; height: 14px; border: none; background: transparent; }

/* Mini player in muni cards */
.muni-card__video-wrap .vp {
    border-radius: 4px;
    margin-bottom: var(--space-sm);
}
.muni-card__video-wrap .vp video {
    max-height: 400px;
}

/* ============================================================
   Monthly Satellite Slider
   ============================================================ */
.monthly-slider {
    max-width: 100%;
}
.monthly-slider__viewport {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    background-color: #fff;
    border-radius: 4px;
    overflow: hidden;
}
.monthly-slider__image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: opacity 0.15s ease-out;
    pointer-events: none;
    user-select: none;
}
.monthly-slider__controls {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) 0 0;
}
.monthly-slider__btn {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--text-base);
    line-height: 1;
    transition: color 0.15s, border-color 0.15s;
    flex-shrink: 0;
}
.monthly-slider__btn:hover {
    color: var(--color-text);
    border-color: var(--color-text-secondary);
}
.monthly-slider__track-wrap {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}
.monthly-slider__range {
    width: 100%;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--color-border);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
}
.monthly-slider__range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    border: 2px solid var(--color-bg);
    box-shadow: var(--shadow-sm);
}
.monthly-slider__range::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    border: 2px solid var(--color-bg);
    box-shadow: var(--shadow-sm);
}
.monthly-slider__labels {
    display: flex;
    justify-content: space-between;
}
.monthly-slider__tick {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 2px 0;
    transition: color 0.15s;
    user-select: none;
}
.monthly-slider__tick:hover {
    color: var(--color-text);
}
.monthly-slider__tick.active {
    color: var(--color-accent);
    font-weight: 600;
}
.monthly-slider__current {
    text-align: center;
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-top: var(--space-xs);
}

/* ============================================================
   Map — pointer cursor + hover highlight
   ============================================================ */
.map-container .choroplethmaplayer { cursor: pointer; }

/* ============================================================
   Image Comparison (Juxtapose)
   ============================================================ */
.comparison-container {
    margin-bottom: var(--space-lg);
}
.diff-image {
    width: 100%;
    border-radius: 4px;
}
.diff-image__caption {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-sm);
    text-align: center;
}

/* ============================================================
   Events Timeline
   ============================================================ */
.timeline {
    position: relative;
    padding-left: var(--space-xl);
    max-width: 560px;
    margin: 0 auto;
}
.timeline::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--color-border);
}
.timeline__item {
    position: relative;
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
}
.timeline__dot {
    position: absolute;
    left: calc(-1 * var(--space-xl) + 4px);
    top: 6px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--color-accent);
    border: 2px solid var(--color-bg-warm);
}
.timeline__info {
    flex: 0 0 200px;
}
.timeline__date {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xs);
}
.timeline__title {
    font-family: var(--font-serif);
    font-size: var(--text-base);
    font-weight: 600;
}
.timeline__scope {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}
.timeline__chart {
    flex: 1;
    max-width: 280px;
    min-width: 0;
    height: 80px;
}

/* ============================================================
   Methodology Callout
   ============================================================ */
.callout {
    max-width: var(--content-width);
    margin: 0 auto;
    text-align: center;
    padding: 0 var(--space-lg);
}
.callout p {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}
.callout a {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
    background-color: var(--color-bg-dark);
    color: rgba(255,255,255,0.7);
    padding: var(--space-xl) 0;
    font-family: var(--font-sans);
    font-size: var(--text-sm);
}
.footer__inner {
    max-width: var(--content-width-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}
.footer a {
    color: rgba(255,255,255,0.85);
}
.footer a:hover {
    color: #ffffff;
}

/* ============================================================
   Scroll Reveal
   ============================================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   Loading Skeleton
   ============================================================ */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}
@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
.skeleton--text { height: 1em; width: 60%; margin-bottom: 0.5em; }
.skeleton--stat { height: 2em; width: 80px; }
.skeleton--chart { height: 300px; width: 100%; }
.skeleton--sparkline { height: 48px; width: 100%; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .muni-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    :root {
        --space-3xl: 4rem;
    }

    h1 { font-size: var(--text-2xl); }
    h2 { font-size: var(--text-xl); }

    .hero__title { font-size: var(--text-2xl); }
    .hero__subtitle { font-size: var(--text-base); }

    .cards-grid { grid-template-columns: 1fr; }
    .stat-row { flex-direction: column; }

    .masthead__nav { display: none; }
    .masthead__nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 48px;
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        padding: var(--space-md) var(--space-lg);
        box-shadow: var(--shadow-md);
    }
    .masthead__back-full { display: none; }
    .masthead__back-short { display: inline; }
    .masthead__back ~ .masthead__logo { display: none; }
    .masthead__hamburger { display: block; }

    .muni-card summary {
        flex-wrap: wrap;
    }
    .muni-card__name {
        flex: 1;
        min-width: 0;
        white-space: normal;
        overflow: visible;
    }
    .muni-card__stat {
        margin-left: auto;
    }
    .muni-card__sparkline {
        order: 99;
        width: 100%;
        height: 32px;
        margin-top: var(--space-xs);
    }

    .timeline__item {
        flex-direction: column;
    }
    .timeline__info {
        flex: none;
        width: 100%;
    }
    .timeline__chart {
        width: 100%;
        max-width: none;
        height: 40px;
    }

    .monthly-slider__tick {
        font-size: 0.625rem;
    }

    .footer__inner {
        flex-direction: column;
        text-align: center;
    }
}