/* Route to Strasbourg - UI Styles */
/* Mobile-first design, 390×844 baseline */

:root {
    /* Color Palette - High Contrast & Colorblind Safe */
    --color-bg: #1a1a2e;
    --color-surface: #252542;
    --color-surface-light: #2f2f4f;
    --color-text: #f0f0f0;
    --color-text-dim: #a0a0b0;

    /* Resource Colors */
    --color-energy: #4ade80;      /* Green */
    --color-support: #60a5fa;     /* Blue */
    --color-time: #fbbf24;        /* Amber */

    /* UI Accent */
    --color-primary: #8b5cf6;     /* Purple */
    --color-danger: #ef4444;
    --color-success: #10b981;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Typography */
    --font-base: 16px;
    --font-lg: 18px;
    --font-xl: 20px;
    --font-title: 24px;

    /* Layout */
    --max-width: 480px;
    --header-height: 120px;
    --hud-height: 180px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-size: var(--font-base);
    line-height: 1.5;
    color: var(--color-text);
    background: var(--color-bg);
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Game Container */
#game-container {
    width: 100vw;
    max-width: var(--max-width);
    height: 100vh;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* === HEADER === */
#game-header {
    background: var(--color-surface);
    padding: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary);
    min-height: var(--header-height);
}

#stage-title {
    font-size: var(--font-title);
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.challenge-chip {
    background: var(--color-surface-light);
    border-radius: 20px;
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: center;
    font-size: var(--font-base);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-text-dim);
}

/* Map Ribbon */
#map-ribbon {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) 0;
}

.map-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 0 0 auto;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.map-node.active {
    opacity: 1;
}

.map-node.completed {
    opacity: 0.8;
}

.node-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-text-dim);
    border: 2px solid var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.map-node.active .node-dot {
    background: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary);
}

.map-node.completed .node-dot {
    background: var(--color-success);
}

.node-label {
    font-size: 12px;
    text-align: center;
    white-space: nowrap;
}

.map-connector {
    flex: 1;
    height: 2px;
    background: linear-gradient(to right, var(--color-text-dim) 0%, var(--color-text-dim) 50%, transparent 50%, transparent 100%);
    background-size: 8px 2px;
    min-width: 20px;
}

/* === PLAY AREA === */
#play-area {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Card Styles */
.card {
    background: var(--color-surface);
    border-radius: 12px;
    border: 2px solid var(--color-text-dim);
    padding: var(--spacing-md);
    transition: all 0.2s ease;
}

.large-card {
    min-height: 180px;
}

#challenge-card {
    position: relative;
}

#challenge-card.drag-over {
    border-color: var(--color-primary);
    box-shadow: 0 0 16px var(--color-primary);
}

.drop-indicator {
    position: absolute;
    bottom: var(--spacing-sm);
    right: var(--spacing-sm);
    font-size: 14px;
    color: var(--color-text-dim);
    opacity: 0;
    transition: opacity 0.2s;
}

#challenge-card.drag-over .drop-indicator {
    opacity: 1;
}

.card-header h2 {
    font-size: var(--font-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.card-body {
    font-size: var(--font-base);
    color: var(--color-text);
}

.effects-list {
    margin-top: var(--spacing-sm);
    font-size: 14px;
    color: var(--color-text-dim);
}

/* Decision Hand */
#decision-hand-container {
    margin-top: var(--spacing-md);
}

.hand-label {
    font-size: var(--font-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-dim);
}

.card-hand {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    padding-bottom: var(--spacing-sm);
    -webkit-overflow-scrolling: touch;
}

.decision-card {
    flex: 0 0 280px;
    min-height: 160px;
    cursor: grab;
    user-select: none;
    touch-action: none;
}

.decision-card:active {
    cursor: grabbing;
}

.decision-card.dragging {
    opacity: 0.5;
    transform: scale(0.95);
}

.decision-card.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.decision-card .card-title {
    font-size: var(--font-lg);
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
}

.decision-card .card-text {
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
}

.card-effects {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.effect-badge {
    padding: 4px 8px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
}

.effect-badge.energy {
    background: rgba(74, 222, 128, 0.2);
    color: var(--color-energy);
}

.effect-badge.support {
    background: rgba(96, 165, 250, 0.2);
    color: var(--color-support);
}

.effect-badge.time {
    background: rgba(251, 191, 36, 0.2);
    color: var(--color-time);
}

.effect-badge.negative {
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-danger);
}

/* Outcome Panel */
#outcome-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 12px;
    padding: var(--spacing-lg);
    max-width: 90%;
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.outcome-content {
    text-align: center;
}

#outcome-text {
    font-size: var(--font-lg);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

/* === FOOTER HUD === */
#game-hud {
    background: var(--color-surface);
    border-top: 2px solid var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    min-height: var(--hud-height);
}

.resource-bar {
    margin-bottom: var(--spacing-sm);
}

.resource-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-base);
    font-weight: bold;
}

.resource-icon {
    font-size: var(--font-xl);
}

.bar-container {
    width: 100%;
    height: 24px;
    background: var(--color-surface-light);
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--color-text-dim);
}

.bar {
    height: 100%;
    transition: width 0.5s ease-out, background-color 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    position: relative;
}

.energy-bar {
    background: linear-gradient(90deg, var(--color-energy), #22c55e);
}

.support-bar {
    background: linear-gradient(90deg, var(--color-support), #3b82f6);
}

.time-bar {
    background: linear-gradient(90deg, var(--color-time), #f59e0b);
}

.bar.critical {
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.bar-value {
    position: relative;
    z-index: 1;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    font-size: 14px;
}

/* Info Button */
#info-button {
    width: 100%;
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--color-surface-light);
    border: 1px solid var(--color-text-dim);
    border-radius: 8px;
    color: var(--color-text);
    font-size: var(--font-base);
    cursor: pointer;
}

/* === INFO DRAWER === */
.drawer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-top: 2px solid var(--color-primary);
    max-height: 70vh;
    overflow-y: auto;
    z-index: 999;
    transform: translateY(100%);
    transition: transform 0.3s ease-out;
    max-width: var(--max-width);
    margin: 0 auto;
}

.drawer:not(.hidden) {
    transform: translateY(0);
}

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-text-dim);
}

.drawer-content {
    padding: var(--spacing-md);
}

.drawer-content section {
    margin-bottom: var(--spacing-lg);
}

.drawer-content h4 {
    font-size: var(--font-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.drawer-content ul {
    list-style: none;
}

.drawer-content li {
    padding: var(--spacing-sm);
    background: var(--color-surface-light);
    margin-bottom: var(--spacing-xs);
    border-radius: 8px;
    font-size: 14px;
}

/* === OVERLAY SCREENS === */
.overlay-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 46, 0.97);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    max-width: var(--max-width);
    margin: 0 auto;
}

.screen-content {
    padding: var(--spacing-xl);
    text-align: center;
    max-width: 90%;
}

.screen-content h1 {
    font-size: 32px;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.subtitle {
    font-size: var(--font-lg);
    color: var(--color-text-dim);
    margin-bottom: var(--spacing-xl);
}

.menu-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

/* Intro Screen Specific */
.intro-content {
    max-height: 90vh;
    overflow-y: auto;
    text-align: left;
    padding: var(--spacing-lg);
}

.intro-content h1 {
    text-align: center;
    font-size: 28px;
    margin-bottom: var(--spacing-xs);
}

.intro-subtitle {
    text-align: center;
    font-size: var(--font-lg);
    color: var(--color-support);
    margin-bottom: var(--spacing-lg);
    font-weight: normal;
}

.intro-story {
    background: var(--color-surface);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    border-radius: 8px;
}

.intro-story p {
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.intro-highlight {
    font-size: var(--font-lg);
    font-weight: bold;
    color: var(--color-primary);
    text-align: center;
    margin-top: var(--spacing-lg);
}

.intro-howto {
    background: var(--color-surface);
    border-left: 4px solid var(--color-success);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    border-radius: 8px;
}

.intro-howto h3 {
    color: var(--color-success);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-xl);
}

.intro-list {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.intro-list li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.intro-tip {
    background: var(--color-surface-light);
    padding: var(--spacing-sm);
    border-radius: 6px;
    font-size: 14px;
    margin-top: var(--spacing-md);
}

#btn-start-journey {
    width: 100%;
    margin-top: var(--spacing-md);
}

/* Buttons */
.btn-primary, .btn-secondary, .icon-button {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 8px;
    border: none;
    font-size: var(--font-base);
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background: #7c3aed;
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    background: var(--color-text-dim);
    cursor: not-allowed;
    opacity: 0.5;
}

.btn-secondary {
    background: var(--color-surface-light);
    color: var(--color-text);
    border: 1px solid var(--color-text-dim);
}

.btn-secondary:hover {
    background: var(--color-surface);
}

.btn-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-lg);
}

.icon-button {
    background: transparent;
    color: var(--color-text);
    padding: var(--spacing-sm);
}

/* Language Toggle */
.language-toggle {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.lang-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-surface-light);
    color: var(--color-text);
    border: 1px solid var(--color-text-dim);
    border-radius: 8px;
    cursor: pointer;
    font-size: var(--font-base);
}

.lang-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* Settings Toggle */
.settings-toggle {
    margin-top: var(--spacing-lg);
}

.settings-toggle label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

/* End Screen */
.end-message {
    font-size: var(--font-lg);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.final-stats {
    background: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: 12px;
    margin-bottom: var(--spacing-lg);
}

.final-stats h3 {
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--color-surface-light);
}

.stat-row:last-child {
    border-bottom: none;
}

/* Delta Indicators */
#delta-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 1500;
    max-width: var(--max-width);
    margin: 0 auto;
}

.delta-indicator {
    position: absolute;
    font-size: var(--font-xl);
    font-weight: bold;
    animation: float-up 1.5s ease-out forwards;
    pointer-events: none;
}

.delta-indicator.positive {
    color: var(--color-success);
}

.delta-indicator.negative {
    color: var(--color-danger);
}

@keyframes float-up {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(-60px);
    }
}

/* Utility */
.hidden {
    display: none !important;
}

/* Shake Animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

.shake {
    animation: shake 0.3s ease-in-out;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}

/* Focus Styles */
button:focus,
input:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Touch-friendly tap targets (min 44×44) */
button, .decision-card {
    min-height: 44px;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-surface-light);
}

::-webkit-scrollbar-thumb {
    background: var(--color-text-dim);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text);
}

/* === DIFFICULTY SELECTION === */
.difficulty-selection {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-radius: 8px;
    border: 1px solid var(--color-text-dim);
}

.difficulty-selection h3 {
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.difficulty-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.difficulty-option {
    cursor: pointer;
}

.difficulty-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.difficulty-card {
    padding: var(--spacing-md);
    background: var(--color-surface-light);
    border: 2px solid var(--color-text-dim);
    border-radius: 8px;
    transition: all 0.2s;
}

.difficulty-option input:checked + .difficulty-card {
    border-color: var(--color-primary);
    background: var(--color-surface);
    box-shadow: 0 0 8px var(--color-primary);
}

.difficulty-name {
    font-weight: bold;
    font-size: var(--font-lg);
    margin-bottom: var(--spacing-xs);
}

.difficulty-desc {
    font-size: 14px;
    color: var(--color-text-dim);
}

/* === ACHIEVEMENTS === */
.achievements-section {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-radius: 8px;
    border: 1px solid var(--color-text-dim);
}

.achievements-section h4 {
    color: var(--color-success);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.no-achievements {
    text-align: center;
    color: var(--color-text-dim);
    font-style: italic;
}

.achievements-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--color-surface-light);
    border-radius: 6px;
    border: 1px solid var(--color-success);
}

.achievement-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.achievement-details {
    flex: 1;
}

.achievement-name {
    font-weight: bold;
    color: var(--color-success);
}

.achievement-desc {
    font-size: 14px;
    color: var(--color-text-dim);
}

/* === ACHIEVEMENT NOTIFICATIONS === */
.achievement-notification {
    position: fixed;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3000;
    background: linear-gradient(135deg, var(--color-success), var(--color-primary));
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: top 0.3s ease;
    max-width: 90%;
    min-width: 280px;
}

.achievement-notification.show {
    top: var(--spacing-lg);
}

.achievement-notification .achievement-icon {
    font-size: 32px;
}

.achievement-notification .achievement-title {
    font-size: 12px;
    text-transform: uppercase;
    opacity: 0.9;
}

.achievement-notification .achievement-name {
    font-size: var(--font-lg);
    font-weight: bold;
}