/* ============================================
   THE FORENSIC EDITORIAL - Design System
   Victorian Noir / Sharp Corners / Parchment
   ============================================ */

:root {
    --bg: #131313;
    --surface-lowest: #0e0e0e;
    --surface-low: #1c1b1b;
    --surface: #20201f;
    --surface-high: #2a2a2a;
    --surface-highest: #353535;
    --surface-bright: #393939;

    --primary: #ffb3b5;
    --primary-container: #600015;
    --on-primary-container: #f7616e;
    --inverse-primary: #af2b3e;

    --secondary: #e9c349;
    --secondary-container: #af8d11;

    --tertiary: #b2ceb3;
    --tertiary-container: #1a311f;
    --on-tertiary-container: #7f9a81;

    --on-surface: #e5e2e1;
    --on-surface-variant: #c4c7c7;
    --outline-variant: #444748;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Noto Serif', serif;
    background: var(--bg);
    color: var(--on-surface);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Parchment Grain */
.grain-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 999;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.grain-inner {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Material Symbols */
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}
.material-symbols-outlined.filled {
    font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* Top Bar */
.topbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 50;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem;
    height: 4rem;
    background: var(--surface-lowest);
}

.topbar-title {
    font-family: 'Newsreader', serif;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1rem;
    color: var(--on-surface);
}

.topbar-icon {
    color: var(--on-surface);
    cursor: pointer;
    padding: 0.5rem;
}
.topbar-icon:hover { background: rgba(53,53,53,0.8); }

/* Screens */
.screen {
    display: none;
    min-height: 100vh;
    padding-top: 5rem;
    padding-bottom: 2rem;
    animation: fadeIn 0.3s ease;
}
.screen.active { display: block; }

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}
.main-content.narrow { max-width: 900px; }

/* Typography */
.display-title {
    font-family: 'Newsreader', serif;
    font-size: 3rem;
    font-weight: 300;
    font-style: italic;
    line-height: 1.1;
    color: var(--on-surface);
    letter-spacing: -0.02em;
}

.section-title {
    font-family: 'Newsreader', serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--on-surface);
    letter-spacing: -0.02em;
}

.meta-label {
    font-family: 'Noto Serif', serif;
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.2rem;
    color: var(--on-surface-variant);
}
.meta-label.gold { color: var(--secondary); }
.meta-label.green { color: var(--tertiary); }
.meta-label.dim { color: rgba(196,199,199,0.6); }

.headline-text {
    font-family: 'Newsreader', serif;
    font-weight: 800;
    font-style: italic;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

/* Page Header (Menu) */
.page-header {
    margin-bottom: 3rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.page-header .display-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
}

.header-right {
    text-align: right;
}

.header-subtitle {
    font-family: 'Newsreader', serif;
    font-size: 1.25rem;
}

@media (min-width: 768px) {
    .page-header {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
    }
}

/* Cases Grid */
.cases-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .cases-grid { grid-template-columns: repeat(2, 1fr); }
    .cases-grid .case-card:first-child { grid-column: span 2; }
}

.case-card {
    background: var(--surface-high);
    padding: 2rem;
    cursor: pointer;
    transition: background 0.2s, border-color 0.3s;
    border-left: 4px solid transparent;
    position: relative;
}

.case-card:hover {
    background: var(--surface-highest);
    border-left-color: var(--secondary);
}

.case-card .case-number {
    font-family: 'Noto Serif', serif;
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.15rem;
    color: var(--secondary);
    margin-bottom: 0.75rem;
}

.case-card h3 {
    font-family: 'Newsreader', serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--on-surface);
    margin-bottom: 0.25rem;
}

.case-card .case-en {
    font-size: 0.75rem;
    color: var(--on-surface-variant);
    font-style: italic;
    margin-bottom: 1rem;
}

.case-card p {
    color: var(--on-surface-variant);
    font-size: 0.875rem;
    line-height: 1.7;
    opacity: 0.8;
}

.case-card .card-action {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary);
    margin-top: 1.5rem;
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.15rem;
    font-weight: 700;
    transition: gap 0.3s;
}
.case-card:hover .card-action { gap: 1rem; }

/* Briefing Screen */
.briefing-header {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(68,71,72,0.2);
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .briefing-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }
}

.briefing-status { text-align: right; }

.dossier-text {
    background: var(--surface-low);
    padding: 2rem;
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
    position: relative;
    margin-bottom: 2rem;
}

.dossier-text p {
    margin-bottom: 1.25rem;
    line-height: 1.8;
    color: rgba(229,226,225,0.9);
    font-size: 0.95rem;
}

.dossier-text p:first-child::first-letter {
    font-family: 'Newsreader', serif;
    font-size: 3.5rem;
    float: left;
    margin-right: 0.75rem;
    line-height: 1;
    color: var(--primary);
}

.dossier-text p:last-child { margin-bottom: 0; }

.dossier-text.scrollable {
    max-height: 40vh;
    overflow-y: auto;
}

/* Questions Box */
.questions-box {
    background: var(--tertiary-container);
    padding: 1.5rem 2rem;
    margin-bottom: 2rem;
}

.questions-box h3 {
    font-family: 'Newsreader', serif;
    font-size: 1.1rem;
    color: var(--on-tertiary-container);
    margin-bottom: 1rem;
}

.questions-box ul {
    list-style: none;
    padding: 0;
}

.questions-box li {
    color: var(--tertiary);
    font-size: 0.9rem;
    line-height: 1.7;
    padding: 0.3rem 0 0.3rem 1.5rem;
    position: relative;
}

.questions-box li::before {
    content: '?';
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: 700;
    font-family: 'Newsreader', serif;
}

/* Buttons */
.btn-primary {
    background: var(--primary-container);
    color: var(--on-primary-container);
    border: none;
    padding: 1.25rem 3rem;
    font-family: 'Newsreader', serif;
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.15rem;
    cursor: pointer;
    transition: background 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}
.btn-primary:hover { background: var(--inverse-primary); }
.btn-primary.small {
    padding: 0.75rem 1.5rem;
    font-size: 0.75rem;
    letter-spacing: 0.15rem;
}

.btn-back {
    background: none;
    border: none;
    color: var(--on-surface-variant);
    font-family: 'Noto Serif', serif;
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.15rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    transition: color 0.2s;
}
.btn-back:hover { color: var(--secondary); }
.btn-back .material-symbols-outlined { font-size: 1rem; }

.cta-center { display: flex; justify-content: center; padding: 2rem 0; }

/* Investigation Header */
.investigation-header {
    border-left: 4px solid var(--primary);
    padding-left: 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

@media (min-width: 768px) {
    .investigation-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-end;
    }
}

/* Locations Grid */
.locations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 6rem;
}

.location-card {
    background: var(--surface-high);
    padding: 1rem;
    cursor: pointer;
    transition: background 0.2s, border-color 0.3s;
    display: flex;
    flex-direction: column;
    position: relative;
}

.location-card:hover {
    background: var(--surface-highest);
}

.location-card .loc-icon-box {
    aspect-ratio: 1;
    background: var(--surface-lowest);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    position: relative;
    overflow: hidden;
}

.loc-tile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) brightness(0.7);
    opacity: 0.8;
    transition: filter 0.4s, opacity 0.4s;
}

.location-card:hover .loc-tile-img {
    filter: grayscale(40%) brightness(0.85);
    opacity: 1;
}

.location-card.visited .loc-tile-img {
    filter: grayscale(20%) brightness(0.9) sepia(0.15);
    opacity: 1;
}

.location-card .loc-icon-box .loc-badge {
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
}

.location-card .loc-badge .material-symbols-outlined {
    font-size: 1rem;
    color: var(--secondary);
    background: rgba(14,14,14,0.8);
    padding: 0.25rem;
}

.location-card h3 {
    font-family: 'Newsreader', serif;
    font-size: 1.15rem;
    margin-bottom: 0.25rem;
}

.location-card .loc-meta {
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.15rem;
    color: var(--on-surface-variant);
}

.location-card.visited {
    border-left: 3px solid var(--tertiary);
}

.location-card.visited .loc-meta {
    color: var(--tertiary);
}

.location-card .loc-status {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.1rem;
    color: var(--on-surface-variant);
    opacity: 0.5;
}

.location-card.visited .loc-status {
    color: var(--tertiary);
    opacity: 1;
}

/* FAB Container */
.fab-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 40;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-end;
}

.btn-end-game {
    background: var(--surface-high);
    color: var(--on-surface-variant);
    border: none;
    padding: 0.6rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-family: 'Noto Serif', serif;
    font-size: 0.55rem;
    text-transform: uppercase;
    letter-spacing: 0.15rem;
    transition: background 0.2s, color 0.2s;
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
.btn-end-game:hover { background: var(--primary-container); color: var(--on-primary-container); }
.btn-end-game .material-symbols-outlined { font-size: 1rem; }

.btn-case-info {
    background: var(--surface-highest);
    color: var(--on-surface);
    border: none;
    padding: 0.75rem 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Noto Serif', serif;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.15rem;
    transition: background 0.2s;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.btn-case-info:hover { background: var(--surface-bright); }
.btn-case-info .material-symbols-outlined { font-size: 1.25rem; }

.btn-guess {
    background: var(--secondary-container);
    color: var(--on-surface);
    border: none;
    padding: 1rem 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
    transition: background 0.2s;
    box-shadow: 0 32px 64px -12px rgba(0,0,0,0.6);
}
.btn-guess:hover { background: var(--secondary); color: #342800; }
.btn-guess .material-symbols-outlined { font-size: 1.25rem; }

/* Modal Overlay */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 100;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: fadeIn 0.2s ease;
}
.modal-overlay.active { display: flex; }

/* Evidence Modal */
.evidence-container {
    width: 100%;
    max-width: 900px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
}

@media (min-width: 768px) {
    .evidence-container {
        grid-template-columns: 3rem 1fr 3rem;
    }
}

.evidence-pillar {
    display: none;
    flex-direction: column;
    justify-content: flex-end;
    padding-bottom: 3rem;
    border-right: 1px solid rgba(68,71,72,0.1);
}

@media (min-width: 768px) {
    .evidence-pillar { display: flex; }
}

.evidence-file-label {
    font-family: 'Noto Serif', serif;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.3rem;
    color: var(--secondary);
    transform: rotate(-90deg);
    transform-origin: bottom left;
    translate: 2rem 0;
    white-space: nowrap;
}

.evidence-dossier {
    background: var(--surface-lowest);
    box-shadow: 0 25px 50px rgba(0,0,0,0.5);
    position: relative;
    overflow: hidden;
}

.evidence-content {
    padding: 2rem;
    position: relative;
}

@media (min-width: 768px) {
    .evidence-content { padding: 3rem 4rem; }
}

.evidence-header { margin-bottom: 3rem; }

.evidence-header-line {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.header-line {
    height: 1px;
    flex-grow: 1;
    background: rgba(178,206,179,0.2);
}

.evidence-location-title {
    font-family: 'Newsreader', serif;
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 300;
    font-style: italic;
    letter-spacing: -0.02em;
}

.evidence-clue-box {
    position: relative;
    margin-bottom: 3rem;
    margin-left: 0;
}

@media (min-width: 768px) {
    .evidence-clue-box { margin-left: 3rem; }
}

.evidence-pin {
    position: absolute;
    top: -1rem;
    left: -1rem;
    width: 2rem;
    height: 2rem;
    background: rgba(233,195,73,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}
.gold-icon { color: var(--secondary); font-size: 1.1rem; }

.evidence-clue-inner {
    background: var(--surface);
    padding: 2.5rem;
    border-left: 4px solid var(--primary);
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

.evidence-clue-text {
    font-family: 'Newsreader', serif;
    font-style: italic;
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--on-surface-variant);
}

.evidence-footer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(68,71,72,0.1);
}

@media (min-width: 768px) {
    .evidence-footer {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

/* Case Info Modal */
.caseinfo-container {
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
}

.caseinfo-inner {
    background: var(--surface-lowest);
    position: relative;
    overflow: hidden;
}

.caseinfo-content {
    padding: 2rem;
    position: relative;
}

@media (min-width: 768px) {
    .caseinfo-content { padding: 3rem; }
}

.caseinfo-header {
    margin-bottom: 2rem;
}

/* Solved Screen */
.solved-container {
    width: 100%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--bg);
    padding: 2rem;
    position: relative;
}

@media (min-width: 768px) {
    .solved-container { padding: 3rem; }
}

.solved-badge {
    text-align: center;
    margin-bottom: 2rem;
}

.solved-icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(233,195,73,0.2);
    padding: 1rem;
    background: var(--surface-highest);
    margin-bottom: 1rem;
    position: relative;
}

.solved-check {
    font-size: 3.5rem;
    color: var(--secondary);
}

.solved-divider {
    height: 2px;
    width: 6rem;
    background: var(--primary);
    margin: 1.5rem auto 0;
}

.solved-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .solved-grid { grid-template-columns: repeat(12, 1fr); }
    .killer-card { grid-column: span 7; }
    .weapon-card { grid-column: span 5; border-left: 4px solid var(--primary); }
    .motive-card { grid-column: span 5; }
    .explanation-card { grid-column: span 7; }
}

.solved-card {
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.killer-card { background: var(--surface-low); }
.weapon-card {
    background: var(--surface-high);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.motive-card { background: var(--tertiary-container); }
.explanation-card { background: var(--surface-lowest); }

.solved-card-icon {
    font-size: 2.5rem;
    color: var(--on-surface-variant);
    margin-bottom: 0.75rem;
}

.solved-value {
    font-family: 'Newsreader', serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 0.5rem;
    line-height: 1.3;
}
.solved-value.primary { color: var(--primary); font-size: 2rem; }
.solved-value.green-text { color: var(--on-tertiary-container); }

.solved-explanation {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--on-surface);
    margin-top: 0.75rem;
}

.solved-explanation::first-letter {
    font-family: 'Newsreader', serif;
    font-size: 3rem;
    float: left;
    margin-right: 0.5rem;
    line-height: 1;
    color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
    .display-title { font-size: 2.2rem; }
    .locations-grid { grid-template-columns: repeat(2, 1fr); }
    .evidence-location-title { font-size: 2rem; }
}