@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700&display=swap');

/* =========================================
   1. VARIABLES & THEME
========================================= */
:root {
    --bg-color: #0f1115;
    --card-bg: rgba(30, 33, 40, 0.7);
    --text-color: #f8fafc;
    --text-muted: #94a3b8;
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #334155;
    --secondary-hover: #ef4444;
    --accent-glow: rgba(99, 102, 241, 0.4);
}

/* =========================================
   2. BASE & TYPOGRAPHY
========================================= */
body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    background-image: radial-gradient(circle at 50% 0%, #1e1b4b 0%, var(--bg-color) 50%);
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: var(--text-color);
    margin: 0;
    padding: 10px 20px;
    text-align: center;
    min-height: 100vh;
    min-height: -webkit-fill-available;
    box-sizing: border-box;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
}

h1 {
    font-weight: 700;
    font-size: 1.5rem;
    margin-top: 0;
    margin-bottom: 4px;
    background: linear-gradient(to right, #a5b4fc, #818cf8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

/* =========================================
   3. NAVIGATION & AUTH
========================================= */
nav {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    padding: 8px 20px;
    background: rgba(15, 17, 21, 0.5);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    gap: 12px 20px;
}

.page-container {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    transition: color 0.3s, text-shadow 0.3s;
}

nav a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--accent-glow);
}

#user-info {
    margin-left: 20px;
    color: var(--text-muted);
}

#login-btn, #logout-btn {
    padding: 6px 12px;
    font-size: 0.9rem;
}

#logout-btn {
    background-color: #d32f2f;
}

#logout-btn:hover {
    background-color: #b71c1c;
    box-shadow: 0 4px 15px rgba(211, 47, 47, 0.3);
}

/* =========================================
   4. BUTTONS & CONTROLS
========================================= */
button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    transition: all 0.2s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

button:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

button:active {
    transform: translateY(1px);
}

.primary-btn {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
}

.secondary-btn {
    background-color: var(--secondary-color);
    font-size: 0.9rem;
    padding: 8px 16px;
    /* color: var(--text-muted); */
}

.secondary-btn:hover {
    background-color: var(--secondary-hover);
    color: white;
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.3);
}

.controls-wrapper {
    max-width: 650px;
    margin: 0 auto 20px auto;
}

.controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-bottom: 0;
}

.controls button {
    background-color: rgba(51, 65, 85, 0.6);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-color);
    transition: all 0.3s ease;
}

.controls button.active-toggle {
    background-color: var(--primary-color);
    border-color: var(--primary-hover);
    box-shadow: 0 4px 15px var(--accent-glow);
    color: white;
}

.controls button:hover:not(.active-toggle) {
    background-color: rgba(71, 85, 105, 0.8);
    border-color: rgba(255, 255, 255, 0.1);
}

/* =========================================
   5. MATCHUP CARDS
========================================= */
.matchup-container {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.anime-card {
    background-color: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 14px;
    width: min(250px, 30vh);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s;
}

.anime-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.2);
    border-color: rgba(99, 102, 241, 0.3);
}

.anime-card img {
    width: 100%;
    height: auto;
    aspect-ratio: 46 / 64; 
    object-fit: cover; 
    border-radius: 12px;
    margin-bottom: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    transition: transform 0.4s ease;
}

.anime-card:hover img {
    transform: scale(1.03);
}

.anime-card h2 {
    font-size: 1.05rem;
    margin-bottom: 6px;
    font-weight: 600;
    line-height: 1.3;
}

.button-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* =========================================
   6. LEADERBOARD COMPONENTS
========================================= */
.export-btn {
    background-color: #10b981 !important;
    border-color: #10b981 !important;
    padding: 8px 16px;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: white !important;
    margin-left: 4px;
}

.export-btn:hover {
    background-color: #059669 !important;
    border-color: #059669 !important;
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3) !important;
}

.auth-warning-box {
    color: var(--text-muted);
    background: var(--card-bg);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 24px 32px;
    margin: 20px auto;
    width: 100%;
    max-width: 500px;
    box-sizing: border-box;
    font-size: 1.05rem;
    line-height: 1.5;
}

#loading {
    color: var(--text-muted);
    font-size: 1rem;
    padding: 20px;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.leaderboard-list {
    max-width: 650px;
    margin: 0 auto;
    text-align: left;
    list-style-position: inside;
    padding: 0;
}

.leaderboard-item {
    background-color: var(--card-bg);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 10px;
    padding: 10px 16px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    font-size: 1.05rem;
    transition: transform 0.2s, background-color 0.2s, border-color 0.2s;
    animation: fadeInUp 0.35s ease both;
}

.leaderboard-item:hover {
    transform: scale(1.02);
    background-color: rgba(40, 44, 52, 0.8);
    border-color: rgba(99, 102, 241, 0.3);
}

.leaderboard-item img {
    width: 54px;
    height: 76px;
    object-fit: cover;
    border-radius: 6px;
    margin: 0 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    flex-shrink: 0;
}

.leaderboard-item .title {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.rank {
    font-weight: 700;
    color: #a5b4fc;
    width: 40px; 
    flex-shrink: 0;
    font-size: 1.15rem;
    text-align: center;
}

.score {
    margin-left: auto;
    font-weight: 600;
    color: var(--text-muted);
    background: rgba(255,255,255,0.05);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.unranked-item {
    opacity: 0.5;
    background-color: rgba(26, 26, 26, 0.6);
}

.unranked-badge {
    font-size: 0.75rem;
    color: #888;
    background-color: rgba(51, 51, 51, 0.8);
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 8px;
    vertical-align: middle;
}

.compare-section {
    max-width: 900px;
    margin: 8px auto 0;
}

.compare-search-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.compare-name-input {
    min-width: 240px;
    background-color: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-color);
    border-radius: 10px;
    padding: 10px 12px;
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
}

.compare-name-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.compare-status {
    color: var(--text-muted);
    margin: 8px 0 10px;
}

.compare-blurb {
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.35);
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 0.95rem;
    margin-bottom: 14px;
    color: #c7d2fe;
}

.compare-columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.compare-column {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 10px;
    text-align: left;
}

.compare-column h3 {
    margin: 0 0 8px;
    font-size: 1rem;
    color: #a5b4fc;
}

.compare-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.compare-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    margin-bottom: 7px;
}

.compare-row .rank {
    width: 36px;
}

.compare-row .title {
    flex: 1;
}

.compare-row .score {
    margin-left: 0;
}

.compare-empty {
    color: var(--text-muted);
    padding: 12px 8px;
}

/* =========================================
   7. ACCOUNT DASHBOARD
========================================= */
.profile-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 30px;
}

.profile-section img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.profile-section h2 {
    margin: 0;
    font-size: 1.5rem;
}

.profile-section .edit-btn {
    margin-top: 10px;
    font-size: 0.85rem;
    padding: 6px 12px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.stat-card h3 {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0;
    margin-bottom: 10px;
    font-weight: 500;
}

.stat-card .stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
    text-shadow: 0 0 10px rgba(99, 102, 241, 0.4);
}

.stat-card .stat-subtext {
    font-size: 0.8rem;
    color: #888;
    margin-top: 5px;
    display: block;
}

.danger-btn {
    background-color: rgba(220, 38, 38, 0.8) !important;
    border-color: rgba(239, 68, 68, 0.8) !important;
    color: white !important;
}

.danger-btn:hover {
    background-color: #dc2626 !important;
    border-color: #ef4444 !important;
    box-shadow: 0 6px 20px rgba(220, 38, 38, 0.3) !important;
}

.account-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* =========================================
   8. RESPONSIVE DESIGN (MOBILE)
========================================= */
@media (max-width: 680px) {
    body {
        padding: 8px 10px;
    }

    #user-info {
        display: none; 
    }
    
    nav {
        padding: 8px 12px;
        gap: 6px 12px;
        margin-bottom: 6px;
        max-width: 100%;
        box-sizing: border-box;
        border-radius: 14px;
    }

    nav a {
        font-size: 0.95rem;
    }

    h1 {
        font-size: 1.3rem;
        margin-bottom: 4px;
    }

    .matchup-container {
        flex-direction: row;
        gap: 10px;
        margin-bottom: 6px;
    }

    .anime-card {
        width: calc(50% - 8px);
        padding: 10px;
        border-radius: 14px;
    }

    .anime-card img {
        border-radius: 8px;
        margin-bottom: 6px;
    }

    .anime-card h2 {
        font-size: 0.85rem;
        margin-bottom: 6px;
    }

    .button-group {
        gap: 5px;
    }

    button {
        padding: 8px 12px;
        font-size: 0.85rem;
        border-radius: 8px;
    }

    .secondary-btn {
        padding: 6px 10px;
        font-size: 0.75rem;
    }

    .controls {
        gap: 8px;
        padding: 0;
        margin-top: 2px;
    }

    .controls button {
        padding: 8px 14px;
        font-size: 0.85rem;
    }

    .export-btn {
        font-size: 0.8rem !important;
        padding: 7px 12px;
    }

    .leaderboard-item {
        padding: 8px 12px;
        font-size: 0.95rem;
    }

    .leaderboard-item img {
        width: 44px;
        height: 62px;
        margin: 0 10px;
    }

    .rank {
        width: 32px;
        font-size: 1rem;
    }

    .score {
        padding: 4px 10px;
        font-size: 0.8rem;
    }

    .auth-warning-box {
        padding: 18px 20px;
        font-size: 0.95rem;
        margin: 16px auto;
    }

    .compare-columns {
        grid-template-columns: 1fr;
    }

    .compare-name-input {
        min-width: 0;
        width: 100%;
    }
}

@media (max-width: 400px) {
    .anime-card h2 {
        font-size: 0.78rem;
    }

    button {
        padding: 7px 10px;
        font-size: 0.8rem;
    }

    .controls {
        gap: 6px;
    }

    .controls button {
        padding: 7px 10px;
        font-size: 0.78rem;
    }
}