/* ========================================
   DOOM SCROLL DETECTOR - STYLES
   ORGANIC WELLNESS THEME
   ======================================== */

/* ========================================
   CSS RESET & BASE
   ======================================== */

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

:root {
    /* Core Colors */
    --color-bg: #0d1117;
    --color-bg-elevated: #161b22;
    --color-bg-card: rgba(22, 27, 34, 0.7);

    /* Primary Accent - Nature Green */
    --color-primary: #00E676;
    --color-primary-dim: rgba(0, 230, 118, 0.15);
    --color-primary-glow: rgba(0, 230, 118, 0.4);

    /* Secondary Accents */
    --color-mint: #69F0AE;
    --color-teal: #1DE9B6;
    --color-leaf: #00C853;
    --color-amber: #FFD740;
    --color-coral: #FF6E6E;
    --color-lavender: #B388FF;

    /* Semantic */
    --color-success: #00E676;
    --color-warning: #FFD740;
    --color-danger: #FF6E6E;
    --color-info: #40C4FF;

    /* Score Gradient Stops */
    --score-zen: #00E676;
    --score-mindful: #69F0AE;
    --score-slipping: #FFD740;
    --score-hooked: #FF9100;
    --score-doomed: #FF6E6E;

    /* Text */
    --color-text: #E6EDF3;
    --color-text-secondary: rgba(230, 237, 243, 0.6);
    --color-text-tertiary: rgba(230, 237, 243, 0.4);

    /* Borders */
    --color-border: rgba(0, 230, 118, 0.2);
    --color-border-subtle: rgba(230, 237, 243, 0.08);

    /* Typography */
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Figtree', sans-serif;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Easing */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   BACKGROUND EFFECTS
   ======================================== */

.gradient-mesh {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(0, 230, 118, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(29, 233, 182, 0.10) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(105, 240, 174, 0.08) 0%, transparent 40%);
    animation: meshFloat 20s ease-in-out infinite;
}

@keyframes meshFloat {
    0%, 100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
    33% {
        opacity: 0.85;
        transform: scale(1.05) rotate(1deg);
    }
    66% {
        opacity: 0.9;
        transform: scale(1.02) rotate(-1deg);
    }
}

.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* ========================================
   CONTAINER & SCREEN MANAGEMENT
   ======================================== */

.container {
    position: relative;
    z-index: 2;
    max-width: 480px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
}

.screen {
    display: none;
    opacity: 0;
    animation: fadeIn 0.5s var(--ease-out-expo) forwards;
}

.screen.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */

.animate-in {
    opacity: 0;
    transform: translateY(30px);
    animation: slideInUp 0.6s var(--ease-out-expo) forwards;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 800;
    line-height: 1.1;
}

.hero-title {
    font-size: 48px;
    font-weight: 900;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-teal) 50%, var(--color-mint) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-md);
    line-height: 0.95;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--color-text-secondary);
    font-weight: 400;
    margin-bottom: var(--space-2xl);
}

.screen-title {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: var(--color-primary);
}

/* ========================================
   CARDS & GLASSMORPHISM
   ======================================== */

.card {
    background: var(--color-bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all 0.3s var(--ease-out-expo);
}

.card:active {
    transform: scale(0.98);
    border-color: var(--color-primary);
    box-shadow: 0 0 24px var(--color-primary-glow);
}

/* ========================================
   BUTTONS
   ======================================== */

button {
    font-family: var(--font-display);
    cursor: pointer;
    outline: none;
    border: none;
    transition: all 0.2s var(--ease-out-expo);
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-primary {
    background: var(--color-primary);
    color: #000;
    font-weight: 700;
    font-size: 16px;
    padding: 16px 32px;
    border-radius: var(--radius-md);
    width: 100%;
    position: relative;
    overflow: hidden;
    min-height: 52px;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
}

.btn-primary:active::after {
    width: 300px;
    height: 300px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--color-primary-glow);
}

.btn-primary:active {
    transform: translateY(0) scale(0.98);
}

.btn-secondary {
    background: var(--color-bg-card);
    color: var(--color-text);
    font-weight: 600;
    font-size: 14px;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-secondary:active {
    transform: scale(0.96);
}

.btn-back {
    background: var(--color-bg-card);
    color: var(--color-primary);
    font-size: 28px;
    font-weight: 700;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn-back:active {
    transform: scale(0.92);
    background: var(--color-primary-dim);
}

.btn-text {
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 14px;
    font-weight: 500;
    padding: 12px;
}

.btn-text:hover {
    color: var(--color-primary);
}

/* ========================================
   SCREEN 1: HOME
   ======================================== */

.hero-section {
    text-align: center;
    padding: var(--space-2xl) 0;
}

.today-status-card {
    margin-bottom: var(--space-lg);
    text-align: center;
}

.status-prompt {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.plant-icon {
    font-size: 48px;
    animation: float 3s ease-in-out infinite;
}

.quick-action-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.quick-action-card {
    text-align: center;
    padding: var(--space-lg);
    cursor: pointer;
}

.action-icon {
    font-size: 36px;
    margin-bottom: var(--space-sm);
}

.action-label {
    font-weight: 600;
    font-size: 14px;
    color: var(--color-text);
}

.streak-banner {
    margin-bottom: var(--space-lg);
}

.streak-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.streak-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 18px;
    font-weight: 700;
}

.streak-icon {
    font-size: 24px;
}

.streak-days {
    display: flex;
    justify-content: space-between;
    gap: var(--space-sm);
}

.day-indicator {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--color-bg-elevated);
    border: 2px solid var(--color-border-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-tertiary);
    transition: all 0.3s var(--ease-out-expo);
}

.day-indicator::before {
    content: attr(data-day);
}

.day-indicator.filled {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #000;
    box-shadow: 0 0 12px var(--color-primary-glow);
}

.bottom-nav {
    display: flex;
    gap: var(--space-sm);
}

.bottom-nav .btn-secondary {
    flex: 1;
}

/* ========================================
   SCREEN HEADER
   ======================================== */

.screen-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

/* ========================================
   SCREEN 2: CHECK-IN
   ======================================== */

.date-display {
    text-align: center;
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.time-input-section {
    margin-bottom: var(--space-lg);
}

.input-label {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    text-align: center;
}

.time-picker {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
}

.time-picker-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.time-btn {
    background: var(--color-primary);
    color: #000;
    font-size: 24px;
    font-weight: 700;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
}

.time-btn:active {
    transform: scale(0.9);
}

.time-display {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.time-value {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.time-unit {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-top: var(--space-xs);
}

.platform-tags-section {
    margin-bottom: var(--space-lg);
}

.section-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.platform-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.platform-tag {
    background: var(--color-bg-elevated);
    color: var(--color-text);
    font-size: 14px;
    font-weight: 600;
    padding: 10px 16px;
    border-radius: 20px;
    border: 2px solid var(--color-border-subtle);
    transition: all 0.2s var(--ease-out-expo);
}

.platform-tag.selected {
    background: var(--color-primary-dim);
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: 0 0 12px var(--color-primary-glow);
}

.platform-tag:active {
    transform: scale(0.95);
}

.session-note-section {
    margin-bottom: var(--space-lg);
}

.session-note-section textarea {
    width: 100%;
    background: var(--color-bg-elevated);
    color: var(--color-text);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    font-family: var(--font-body);
    font-size: 14px;
    resize: none;
    height: 80px;
    margin-top: var(--space-md);
}

.session-note-section textarea::placeholder {
    color: var(--color-text-tertiary);
}

.char-count {
    text-align: right;
    font-size: 12px;
    color: var(--color-text-tertiary);
    margin-top: var(--space-xs);
}

/* ========================================
   SCREEN 3: SCORE
   ======================================== */

.score-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: var(--space-xl);
}

.gauge-svg {
    width: 200px;
    height: 120px;
    margin-bottom: var(--space-lg);
}

.gauge-fill {
    stroke-dasharray: 251.2;
    stroke-dashoffset: 251.2;
    transition: stroke-dashoffset 2s var(--ease-out-expo);
}

.score-number {
    font-family: var(--font-display);
    font-size: 64px;
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.score-label {
    text-align: center;
}

.score-emoji {
    font-size: 48px;
    margin-bottom: var(--space-sm);
}

.score-category {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.score-message {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.score-percentile {
    text-align: center;
    margin-bottom: var(--space-lg);
}

/* ========================================
   SCREEN 4: REPORT CARD
   ======================================== */

.report-card {
    margin-bottom: var(--space-lg);
}

.report-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.report-header h3 {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: var(--space-sm);
}

.report-week {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.report-user {
    font-size: 14px;
    color: var(--color-primary);
    font-weight: 600;
}

.grade-circle {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-xl);
    background: var(--color-bg-elevated);
    border: 4px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 24px var(--color-primary-glow);
}

.grade-letter {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 900;
    color: var(--color-primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.stat-item {
    text-align: center;
}

.stat-label {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.stat-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
}

.daily-breakdown {
    margin-bottom: var(--space-xl);
}

.breakdown-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
    text-align: center;
}

.bar-chart {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    height: 120px;
    gap: var(--space-xs);
}

.bar-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.bar {
    width: 100%;
    background: var(--color-primary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: height 0.5s var(--ease-out-expo);
    min-height: 4px;
}

.bar-item span {
    font-size: 10px;
    color: var(--color-text-tertiary);
}

.report-footer {
    text-align: center;
    font-size: 10px;
    color: var(--color-text-tertiary);
}

.report-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* ========================================
   SCREEN 5: CHALLENGES
   ======================================== */

.active-challenge {
    margin-bottom: var(--space-lg);
}

.challenge-name {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.challenge-progress {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: var(--color-bg-elevated);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-teal) 100%);
    transition: width 0.5s var(--ease-out-expo);
}

.challenge-status {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-sm);
}

.status-badge {
    background: var(--color-success);
    color: #000;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: 12px;
}

.status-badge.failing {
    background: var(--color-danger);
}

.challenge-stats {
    font-size: 14px;
    color: var(--color-text-secondary);
    text-align: center;
}

.create-challenge-section {
    margin-bottom: var(--space-xl);
}

.challenge-templates {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.template-card {
    cursor: pointer;
    padding: var(--space-md);
}

.template-card h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.template-card p {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.difficulty {
    font-size: 14px;
}

.past-challenges-section {
    margin-bottom: var(--space-lg);
}

.past-challenges-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.empty-state {
    text-align: center;
    color: var(--color-text-tertiary);
    font-size: 14px;
    padding: var(--space-lg);
}

/* ========================================
   SCREEN 6: MOOD TRACKER
   ======================================== */

.mood-session {
    margin-bottom: var(--space-lg);
}

.mood-question {
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-lg);
}

.mood-options {
    display: flex;
    justify-content: space-around;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.mood-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-bg-elevated);
    border: 2px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-sm);
    min-width: 60px;
    transition: all 0.2s var(--ease-out-expo);
}

.mood-option.selected {
    background: var(--color-primary-dim);
    border-color: var(--color-primary);
    box-shadow: 0 0 12px var(--color-primary-glow);
}

.mood-option:active {
    transform: scale(0.95);
}

.mood-emoji {
    font-size: 28px;
}

.mood-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.mood-option.selected .mood-label {
    color: var(--color-primary);
}

.mood-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--space-xl) 0;
    position: relative;
}

.scroll-icon {
    font-size: 32px;
    z-index: 1;
}

.divider-line {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-border-subtle);
}

.mood-impact {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: var(--color-bg-elevated);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-primary);
    text-align: center;
    font-weight: 600;
}

.mood-impact.negative {
    border-color: var(--color-coral);
    color: var(--color-coral);
}

.mood-impact.positive {
    border-color: var(--color-success);
    color: var(--color-success);
}

.mood-impact.neutral {
    border-color: var(--color-amber);
    color: var(--color-amber);
}

.mood-trend {
    margin-bottom: var(--space-lg);
}

.mood-trend h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.mood-chart {
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mood-insights {
    margin-bottom: var(--space-lg);
}

.mood-insights h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

/* ========================================
   SCREEN 7: STREAKS
   ======================================== */

.streak-hero {
    text-align: center;
    margin-bottom: var(--space-xl);
    padding: var(--space-xl);
}

.streak-plant {
    font-size: 80px;
    margin-bottom: var(--space-md);
    animation: pulse 2s ease-in-out infinite;
}

.streak-number {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.streak-label {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.streak-record {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.calendar-heatmap {
    margin-bottom: var(--space-xl);
}

.calendar-heatmap h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.heatmap-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: var(--space-md);
}

.heatmap-day {
    aspect-ratio: 1;
    background: var(--color-bg-elevated);
    border-radius: 4px;
    border: 1px solid var(--color-border-subtle);
}

.heatmap-day.today {
    border: 2px solid var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary-glow);
}

.heatmap-legend {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    font-size: 11px;
    color: var(--color-text-tertiary);
}

.legend-box {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 2px;
    margin-right: 4px;
}

.milestones-section {
    margin-bottom: var(--space-xl);
}

.milestones-section h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.milestones-scroll {
    display: flex;
    gap: var(--space-md);
    overflow-x: auto;
    padding-bottom: var(--space-sm);
}

.milestone-badge {
    min-width: 120px;
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 2px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.3s var(--ease-out-expo);
}

.milestone-badge.earned {
    border-color: var(--color-primary);
    box-shadow: 0 0 16px var(--color-primary-glow);
}

.milestone-badge.locked {
    opacity: 0.4;
}

.badge-icon {
    font-size: 48px;
    margin-bottom: var(--space-sm);
}

.badge-label {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.badge-requirement {
    font-size: 12px;
    color: var(--color-text-secondary);
}

/* ========================================
   SCREEN 8: LEADERBOARD
   ======================================== */

.leaderboard-tabs {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.tab-btn {
    flex: 1;
    background: var(--color-bg-elevated);
    color: var(--color-text-secondary);
    font-weight: 600;
    font-size: 14px;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-subtle);
}

.tab-btn.active {
    background: var(--color-primary);
    color: #000;
    border-color: var(--color-primary);
}

.leaderboard-list {
    margin-bottom: var(--space-lg);
}

.leaderboard-entry {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.leaderboard-entry.top3 {
    border-color: var(--color-amber);
    box-shadow: 0 0 12px rgba(255, 215, 64, 0.2);
}

.leaderboard-entry.current-user {
    border-color: var(--color-primary);
    box-shadow: 0 0 12px var(--color-primary-glow);
}

.entry-rank {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 800;
    color: var(--color-primary);
    min-width: 40px;
}

.entry-info {
    flex: 1;
}

.entry-name {
    font-weight: 600;
    margin-bottom: 2px;
}

.entry-value {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.entry-trend {
    font-size: 20px;
}

.your-rank {
    text-align: center;
}

.your-rank p {
    margin-bottom: var(--space-xs);
}

/* ========================================
   SCREEN 9: PREMIUM
   ======================================== */

.premium-lock-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-xl) 0;
}

.lock-icon {
    font-size: 80px;
    margin-bottom: var(--space-xl);
    animation: float 3s ease-in-out infinite;
}

.premium-title {
    font-size: 28px;
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--space-sm);
}

.premium-subtitle {
    font-size: 16px;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.premium-features {
    width: 100%;
    margin-bottom: var(--space-2xl);
}

.feature-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.feature-icon {
    font-size: 28px;
}

.feature-text strong {
    display: block;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.feature-text p {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.premium-price {
    margin-bottom: var(--space-lg);
}

.price-badge {
    background: linear-gradient(135deg, var(--color-amber) 0%, #FFB300 100%);
    color: #000;
    font-size: 18px;
    font-weight: 800;
    padding: 12px 28px;
    border-radius: 20px;
    display: inline-block;
    box-shadow: 0 4px 20px rgba(255, 215, 64, 0.3);
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 375px) {
    .hero-title {
        font-size: 40px;
    }

    .card {
        padding: var(--space-md);
    }

    .score-number {
        font-size: 52px;
    }

    .time-value {
        font-size: 40px;
    }

    .mood-options {
        gap: 4px;
    }

    .mood-option {
        min-width: 50px;
        padding: var(--space-sm) 4px;
    }

    .mood-emoji {
        font-size: 24px;
    }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

.hidden {
    display: none !important;
}

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

.mb-lg {
    margin-bottom: var(--space-lg);
}

.mt-lg {
    margin-top: var(--space-lg);
}