/* ===== CSS Variables & Reset ===== */
:root {
    --bg-primary: #030712;
    --bg-secondary: #0f172a;
    --bg-card: rgba(15, 23, 42, 0.8);
    --bg-glass: rgba(30, 41, 59, 0.5);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --accent-primary: #3b82f6;
    --accent-secondary: #1d4ed8;
    --accent-tertiary: #60a5fa;
    --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
    --accent-gradient-bright: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
    --glow-primary: rgba(59, 130, 246, 0.2);
    --glow-secondary: rgba(29, 78, 216, 0.15);
    --success: #22c55e;
    --error: #ef4444;
    --border-color: rgba(59, 130, 246, 0.15);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition-fast: 0.3s ease;
    --transition-normal: 0.5s ease;
    --transition-slow: 0.8s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow: hidden;
    line-height: 1.6;
}

/* ===== Animated Background ===== */
.bg-animation {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    background: var(--bg-primary);
}

.bg-gradient {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to top, rgba(59, 130, 246, 0.08) 0%, transparent 100%);
    pointer-events: none;
}

.bg-particles {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(30, 41, 59, 0.4) 1px, transparent 1px),
        linear-gradient(90deg, rgba(30, 41, 59, 0.4) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.4;
}

@keyframes gradientPulse {
    0% {
        opacity: 0.6;
        transform: scale(1);
    }

    100% {
        opacity: 0.8;
        transform: scale(1.02);
    }
}

@keyframes particleFloat {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(-60px, -60px);
    }
}

/* ===== Container ===== */
.container {
    width: 100%;
    height: 100vh;
    position: relative;
    overflow: hidden;
}

/* ===== Slides ===== */
.slide {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
}

.slide-content {
    max-width: 800px;
    width: 100%;
    padding: 2rem;
}

.slide-content.centered {
    text-align: center;
}

/* ===== Logo ===== */
.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.logo-icon {
    font-size: 4rem;
    animation: float 5s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-6px);
    }
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.highlight {
    background: var(--accent-gradient-bright);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.year-badge {
    background: var(--accent-gradient);
    padding: 0.6rem 2rem;
    border-radius: 50px;
    font-weight: 800;
    font-size: 1.5rem;
    box-shadow: 0 2px 15px var(--glow-primary);
}

/* ===== Intro Text ===== */
.intro-text {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    text-align: center;
}

/* ===== Login Form ===== */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 350px;
    margin: 0 auto;
}

.input-group input {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: var(--bg-glass);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    font-size: 1.1rem;
    color: var(--text-primary);
    font-family: inherit;
    text-align: center;
    transition: all var(--transition-normal);
}

.input-group input::placeholder {
    color: var(--text-secondary);
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--glow-primary);
}

/* ===== Buttons ===== */
.primary-btn,
.next-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 2.5rem;
    background: var(--accent-gradient);
    border: none;
    border-radius: 16px;
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 12px var(--glow-primary);
    font-family: inherit;
}

.primary-btn:hover,
.next-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--glow-primary);
}

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

.btn-arrow {
    transition: transform var(--transition-fast);
    font-size: 1.3rem;
}

.primary-btn:hover .btn-arrow,
.next-btn:hover .btn-arrow {
    transform: translateX(5px);
}

.next-btn {
    position: absolute;
    bottom: 100px;
    left: 0;
    right: 0;
    margin: 0 auto;
    width: fit-content;
}

.next-btn:hover {
    transform: translateY(-2px);
}

.restart-btn .btn-arrow {
    font-size: 1.5rem;
}

.error-message {
    text-align: center;
    color: var(--error);
    font-size: 0.95rem;
    margin-top: 1rem;
    min-height: 1.5rem;
}

/* ===== Loading ===== */
.loader {
    position: relative;
    width: 100px;
    height: 100px;
    margin-bottom: 2rem;
}

.loader-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 4px solid transparent;
    border-top-color: var(--accent-primary);
    animation: spin 1s linear infinite;
}

.loader-ring:nth-child(2) {
    inset: 10px;
    border-top-color: var(--accent-secondary);
    animation-duration: 0.8s;
    animation-direction: reverse;
}

.loader-ring:nth-child(3) {
    inset: 20px;
    border-top-color: var(--accent-tertiary);
    animation-duration: 0.6s;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-text {
    color: var(--text-secondary);
    font-size: 1.2rem;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.5;
    }

    50% {
        opacity: 1;
    }
}

/* ===== Slide Content ===== */
.emoji-large {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    animation: bounce 4s ease-in-out infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}

.slide-intro {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.stat-number {
    font-size: 8rem;
    font-weight: 900;
    background: var(--accent-gradient-bright);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin: 0.5rem 0;
    animation: countUp 0.8s ease-out;
}

.stat-unit {
    font-size: 3rem;
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: scale(0.5);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.slide-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.slide-subtitle {
    font-size: 1.5rem;
    color: var(--accent-tertiary);
    margin-bottom: 0.5rem;
}

.slide-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ===== Section Title ===== */
.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* ===== Content Grid ===== */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
    max-height: 50vh;
    overflow-y: auto;
    padding: 0.5rem;
}

.content-grid::-webkit-scrollbar {
    width: 6px;
}

.content-grid::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 3px;
}

.content-grid::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 3px;
}

/* ===== Content Cards ===== */
.content-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all var(--transition-normal);
    animation: fadeInUp 0.5s ease-out backwards;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.content-card:nth-child(1) {
    animation-delay: 0.1s;
}

.content-card:nth-child(2) {
    animation-delay: 0.15s;
}

.content-card:nth-child(3) {
    animation-delay: 0.2s;
}

.content-card:nth-child(4) {
    animation-delay: 0.25s;
}

.content-card:nth-child(5) {
    animation-delay: 0.3s;
}

.content-card:nth-child(6) {
    animation-delay: 0.35s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-card:hover {
    transform: translateY(-3px);
    border-color: var(--accent-primary);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.content-poster {
    width: 100%;
    aspect-ratio: 2/3;
    object-fit: cover;
    background: var(--bg-secondary);
}

.content-info {
    padding: 0.75rem;
}

.content-title {
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 0.3rem;
}

.content-meta {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.content-badge {
    background: var(--accent-gradient);
    padding: 0.2rem 0.5rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
}

/* ===== Summary Grid ===== */
.summary-grid {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin: 2rem 0;
}

.summary-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.summary-item:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 6px 20px var(--glow-secondary);
}

.summary-value {
    font-size: 3rem;
    font-weight: 900;
    background: var(--accent-gradient-bright);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.summary-label {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

/* ===== Progress Dots ===== */
.progress-dots {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 100;
}

.progress-dots.hidden {
    display: none;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.dot.active {
    background: var(--accent-primary);
    box-shadow: 0 0 8px var(--glow-primary);
    transform: scale(1.2);
}

.dot:hover {
    background: var(--accent-tertiary);
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    grid-column: 1 / -1;
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* ===== Categories Grid ===== */
.categories-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.category-tag {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-weight: 600;
    transition: all var(--transition-normal);
    animation: fadeInUp 0.5s ease-out backwards;
}

.category-tag:nth-child(1) {
    animation-delay: 0.1s;
}

.category-tag:nth-child(2) {
    animation-delay: 0.2s;
}

.category-tag:nth-child(3) {
    animation-delay: 0.3s;
}

.category-tag:nth-child(4) {
    animation-delay: 0.4s;
}

.category-tag:nth-child(5) {
    animation-delay: 0.5s;
}

.category-tag:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 4px 12px var(--glow-secondary);
    transform: translateY(-2px);
}

.category-count {
    background: var(--accent-gradient);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* ===== Detailed Summary ===== */
.detailed-summary {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.summary-stats-row {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.summary-stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    min-width: 100px;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.summary-stat-box:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 4px 15px var(--glow-secondary);
}

.stat-icon {
    font-size: 1.5rem;
    margin-bottom: 0.3rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 900;
    background: var(--accent-gradient-bright);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.summary-content-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.summary-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1rem;
    text-align: center;
}

.summary-section h3 {
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

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

.summary-tag {
    background: var(--accent-gradient);
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.summary-highlight {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.summary-highlight img {
    width: 60px;
    height: 90px;
    object-fit: cover;
    border-radius: 8px;
}

.summary-highlight-title {
    font-size: 0.85rem;
    font-weight: 600;
}

/* ===== Global Stats ===== */
.global-stats {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.global-row {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.global-stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.global-stat:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 4px 15px var(--glow-secondary);
}

.global-icon {
    font-size: 2rem;
}

.global-info {
    display: flex;
    flex-direction: column;
}

.global-value {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--accent-gradient-bright);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.global-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.global-highlights-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.global-highlight-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1rem;
}

.global-highlight-section h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    text-align: center;
}

.global-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.global-list-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    background: var(--bg-glass);
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.global-list-item:hover {
    background: rgba(0, 180, 216, 0.1);
}

.global-list-rank {
    font-size: 1rem;
    font-weight: 800;
    min-width: 24px;
    color: var(--accent-primary);
}

.global-list-poster {
    width: 32px;
    height: 48px;
    object-fit: cover;
    border-radius: 4px;
}

.global-list-title {
    font-size: 0.85rem;
    font-weight: 500;
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.global-category-row {
    display: flex;
    justify-content: center;
}

.global-category-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
}

.global-category-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.global-category-name {
    font-size: 1.25rem;
    font-weight: 800;
    background: var(--accent-gradient-bright);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Slide Item Animations ===== */
.anim-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.anim-grid {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 1s ease, transform 1s ease;
}

.anim-grid.visible {
    opacity: 1;
    transform: translateY(0);
}

.anim-grid .content-card,
.anim-grid .category-tag {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.anim-grid.visible .content-card,
.anim-grid.visible .category-tag {
    opacity: 1;
    transform: scale(1);
}

/* Staggered grid item delays */
.anim-grid.visible .content-card:nth-child(1) {
    transition-delay: 0.05s;
}

.anim-grid.visible .content-card:nth-child(2) {
    transition-delay: 0.1s;
}

.anim-grid.visible .content-card:nth-child(3) {
    transition-delay: 0.15s;
}

.anim-grid.visible .content-card:nth-child(4) {
    transition-delay: 0.2s;
}

.anim-grid.visible .content-card:nth-child(5) {
    transition-delay: 0.25s;
}

.anim-grid.visible .content-card:nth-child(6) {
    transition-delay: 0.3s;
}

.anim-grid.visible .content-card:nth-child(7) {
    transition-delay: 0.35s;
}

.anim-grid.visible .content-card:nth-child(8) {
    transition-delay: 0.4s;
}

.anim-grid.visible .content-card:nth-child(9) {
    transition-delay: 0.45s;
}

.anim-grid.visible .content-card:nth-child(10) {
    transition-delay: 0.5s;
}

.anim-grid.visible .category-tag:nth-child(1) {
    transition-delay: 0.1s;
}

.anim-grid.visible .category-tag:nth-child(2) {
    transition-delay: 0.2s;
}

.anim-grid.visible .category-tag:nth-child(3) {
    transition-delay: 0.3s;
}

.anim-grid.visible .category-tag:nth-child(4) {
    transition-delay: 0.4s;
}

.anim-grid.visible .category-tag:nth-child(5) {
    transition-delay: 0.5s;
}

/* ===== User Ranking Styles ===== */
.ranking-box {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0;
}

.ranking-number {
    font-size: 8rem;
    font-weight: 900;
    background: var(--accent-gradient-bright);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.ranking-suffix {
    font-size: 4rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.ranking-text {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: -0.5rem;
}

.section-intro {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* ===== Content Years Analysis ===== */
.year-analysis {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    margin-top: 1.5rem;
}

.year-stats-row {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.year-stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 3rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    min-width: 180px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.year-stat-box:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 4px 20px var(--glow-secondary);
}

.year-stat-box.new-content {
    border-color: rgba(34, 197, 94, 0.3);
}

.year-stat-box.new-content .year-stat-value {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.year-stat-box.old-content {
    border-color: rgba(251, 191, 36, 0.3);
}

.year-stat-box.old-content .year-stat-value {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.year-stat-value {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.year-stat-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.year-stat-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.preference-message {
    text-align: center;
    max-width: 500px;
}

.preference-message p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .year-stats-row {
        flex-direction: column;
        gap: 1rem;
    }

    .year-stat-box {
        padding: 1.5rem 2rem;
        min-width: auto;
        width: 100%;
        max-width: 250px;
    }

    .year-stat-value {
        font-size: 2.5rem;
    }
}

/* ===== Footer ===== */
.footer {
    position: fixed;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 50;
}

.footer p {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.8rem;
}

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

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .slide {
        padding: 1.5rem;
    }

    .slide-content {
        padding: 1rem;
    }

    .logo h1 {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 5rem;
    }

    .stat-unit {
        font-size: 2rem;
    }

    .slide-title {
        font-size: 1.5rem;
    }

    .summary-grid {
        gap: 1rem;
    }

    .summary-item {
        padding: 1rem;
    }

    .summary-value {
        font-size: 2rem;
    }

    .content-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .next-btn {
        bottom: 80px;
        padding: 1rem 2rem;
        font-size: 1rem;
        left: 0;
        right: 0;
        margin: 0 auto;
    }

    .summary-content-row {
        grid-template-columns: 1fr;
    }

    .global-highlights {
        grid-template-columns: 1fr;
    }

    .category-tag {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .summary-stat-box {
        min-width: 80px;
        padding: 0.75rem 1rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .emoji-large {
        font-size: 3.5rem;
    }

    .stat-number {
        font-size: 4rem;
    }

    .summary-grid {
        flex-wrap: wrap;
    }

    .content-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .summary-stats-row {
        gap: 0.5rem;
    }

    .global-row {
        gap: 0.75rem;
    }

    .global-stat {
        padding: 0.75rem 1rem;
    }

    .global-value {
        font-size: 1.25rem;
    }
}