/* assets/css/style.css */

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

:root {
    --bg-primary: #0f0f23;
    --bg-secondary: #1a1a2e;
    --bg-card: #16213e;
    --accent: #e94560;
    --accent2: #f093fb;
    --text: #ffffff;
    --text-muted: #8892b0;
    --success: #00d26a;
    --warning: #ffc107;
    --danger: #e74c3c;
    
    --rarity-common: #9d9d9d;
    --rarity-uncommon: #1eff00;
    --rarity-rare: #0070dd;
    --rarity-epic: #a335ee;
    --rarity-legendary: #ff8000;
}

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    background: var(--bg-primary);
    color: var(--text);
    min-height: 100vh;
}

.screen {
    min-height: 100vh;
}

/* ===== AUTH SCREEN ===== */
.auth-container {
    max-width: 400px;
    margin: 0 auto;
    padding: 50px 20px;
    text-align: center;
}

.auth-container h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    background: linear-gradient(45deg, var(--accent), var(--accent2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.auth-container .subtitle {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.auth-tabs {
    display: flex;
    margin-bottom: 20px;
    background: var(--bg-secondary);
    border-radius: 10px;
    overflow: hidden;
}

.auth-tab {
    flex: 1;
    padding: 12px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.3s;
}

.auth-tab.active {
    background: linear-gradient(45deg, var(--accent), var(--accent2));
    color: var(--text);
}

.auth-form input {
    width: 100%;
    padding: 15px;
    margin: 10px 0;
    border: 2px solid var(--bg-card);
    border-radius: 10px;
    background: var(--bg-secondary);
    color: var(--text);
    font-size: 16px;
    transition: border-color 0.3s;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--accent);
}

.auth-form button {
    width: 100%;
    padding: 15px;
    margin-top: 20px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(45deg, var(--accent), var(--accent2));
    color: var(--text);
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.auth-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(233, 69, 96, 0.4);
}

.error-message {
    color: var(--danger);
    margin-top: 15px;
    padding: 10px;
    border-radius: 8px;
    background: rgba(231, 76, 60, 0.1);
    display: none;
}

.error-message.show {
    display: block;
}

/* ===== GAME HEADER ===== */
.game-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, transparent 100%);
    position: sticky;
    top: 0;
    z-index: 100;
}

.player-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, var(--accent), var(--accent2));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.username {
    font-weight: bold;
    font-size: 1.1em;
}

.level-badge {
    background: var(--bg-card);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.85em;
    color: var(--warning);
}

.resources {
    display: flex;
    gap: 20px;
}

.resource {
    font-weight: bold;
}

.logout-btn {
    padding: 10px 15px;
    border: 2px solid var(--accent);
    border-radius: 8px;
    background: transparent;
    color: var(--accent);
    cursor: pointer;
    transition: all 0.3s;
}

.logout-btn:hover {
    background: var(--accent);
    color: var(--text);
}

/* ===== STATS BAR ===== */
.stats-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    padding: 15px 20px;
    background: var(--bg-secondary);
    margin: 10px 20px;
    border-radius: 15px;
}

.stat-item {
    flex: 1;
    min-width: 150px;
}

.stat-item .label {
    display: block;
    font-size: 0.85em;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.bar-container {
    position: relative;
    height: 25px;
    background: var(--bg-card);
    border-radius: 15px;
    overflow: hidden;
}

.bar {
    height: 100%;
    border-radius: 15px;
    transition: width 0.5s ease;
}

.bar.hp {
    background: linear-gradient(90deg, var(--danger), #ff6b6b);
}

.bar.exp {
    background: linear-gradient(90deg, var(--warning), #ffe066);
}

.bar-container .value {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.85em;
    font-weight: bold;
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

.combat-stats {
    display: flex;
    gap: 20px;
    align-items: center;
    padding: 10px;
    background: var(--bg-card);
    border-radius: 10px;
}

/* ===== NAVIGATION ===== */
.game-nav {
    display: flex;
    gap: 10px;
    padding: 0 20px;
    margin-bottom: 20px;
    overflow-x: auto;
}

.nav-btn {
    padding: 12px 25px;
    border: none;
    border-radius: 10px;
    background: var(--bg-secondary);
    color: var(--text-muted);
    font-size: 14px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s;
}

.nav-btn.active {
    background: linear-gradient(45deg, var(--accent), var(--accent2));
    color: var(--text);
}

.nav-btn:hover:not(.active) {
    background: var(--bg-card);
}

/* ===== CONTENT ===== */
.game-content {
    padding: 0 20px 20px;
}

.tab-panel {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-panel h2 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--bg-card);
}

/* ===== INVENTORY ===== */
.inventory-filters {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.filter {
    padding: 8px 16px;
    border: 2px solid var(--bg-card);
    border-radius: 20px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.3s;
}

.filter.active {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(233, 69, 96, 0.1);
}

.inventory-grid, .recipes-grid, .players-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 15px;
}

.item-card, .recipe-card, .player-card {
    background: var(--bg-secondary);
    border-radius: 15px;
    padding: 20px;
    border: 2px solid transparent;
    transition: all 0.3s;
}

.item-card:hover, .recipe-card:hover, .player-card:hover {
    transform: translateY(-3px);
    border-color: var(--accent);
    box-shadow: 0 5px 20px rgba(233, 69, 96, 0.2);
}

.item-card .icon, .recipe-card .icon {
    font-size: 48px;
    text-align: center;
    margin-bottom: 10px;
}

.item-card .name, .recipe-card .name {
    font-weight: bold;
    font-size: 1.1em;
    margin-bottom: 5px;
}

.item-card .type {
    color: var(--text-muted);
    font-size: 0.85em;
    margin-bottom: 10px;
}

.item-card .stats {
    display: flex;
    gap: 15px;
    margin-bottom: 10px;
}

.item-card .quantity {
    color: var(--success);
    font-weight: bold;
}

.item-card .actions {
    display: flex;
    gap: 8px;
    margin-top: 15px;
}

.item-card .equipped-badge {
    background: var(--success);
    color: var(--bg-primary);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: bold;
}

/* ===== BUTTONS ===== */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(45deg, var(--accent), var(--accent2));
    color: var(--text);
}

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

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

.btn-danger {
    background: var(--danger);
    color: var(--text);
}

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

/* ===== RECIPES ===== */
.recipe-card .ingredients {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin: 15px 0;
    padding: 10px;
    background: var(--bg-card);
    border-radius: 10px;
}

.ingredient {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9em;
}

.ingredient.has {
    color: var(--success);
}

.ingredient.missing {
    color: var(--danger);
}

.recipe-card .exp-reward {
    color: var(--warning);
    margin-bottom: 10px;
}

/* ===== PLAYERS/BATTLE ===== */
.battle-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.heal-btn {
    padding: 12px 25px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(45deg, #e74c3c, #ff6b6b);
    color: var(--text);
    font-weight: bold;
    cursor: pointer;
}

.player-card .avatar-section {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.player-card .player-avatar {
    width: 60px;
    height: 60px;
    background: var(--bg-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
}

.player-card .player-name {
    font-weight: bold;
    font-size: 1.2em;
}

.player-card .player-level {
    color: var(--warning);
}

.player-card .player-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin: 15px 0;
    padding: 15px;
    background: var(--bg-card);
    border-radius: 10px;
}

.player-card .online-badge {
    color: var(--success);
    font-size: 0.85em;
}

.player-card .offline-badge {
    color: var(--text-muted);
    font-size: 0.85em;
}

/* ===== LEADERBOARD ===== */
.leaderboard-list {
    background: var(--bg-secondary);
    border-radius: 15px;
    overflow: hidden;
}

.leaderboard-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--bg-card);
    transition: background 0.3s;
}

.leaderboard-item:hover {
    background: var(--bg-card);
}

.leaderboard-item .rank {
    width: 40px;
    font-size: 1.5em;
    font-weight: bold;
}

.leaderboard-item .rank:nth-child(1) { color: #ffd700; }
.leaderboard-item:nth-child(2) .rank { color: #c0c0c0; }
.leaderboard-item:nth-child(3) .rank { color: #cd7f32; }

.leaderboard-item .player-info {
    flex: 1;
}

.leaderboard-item .stats {
    text-align: right;
    color: var(--text-muted);
}

/* ===== MODAL ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: 20px;
    padding: 30px;
    max-width: 500px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.battle-result .result-header {
    text-align: center;
    font-size: 2em;
    margin-bottom: 20px;
}

.battle-result .result-header.win {
    color: var(--success);
}

.battle-result .result-header.lose {
    color: var(--danger);
}

.battle-log {
    max-height: 200px;
    overflow-y: auto;
    padding: 15px;
    background: var(--bg-card);
    border-radius: 10px;
    margin-bottom: 20px;
    font-family: monospace;
    font-size: 0.9em;
}

.battle-log .log-entry {
    padding: 5px 0;
    border-bottom: 1px solid var(--bg-secondary);
}

.battle-log .crit {
    color: var(--warning);
    font-weight: bold;
}

.rewards {
    text-align: center;
    padding: 15px;
    background: var(--bg-card);
    border-radius: 10px;
    margin-bottom: 20px;
}

.modal button {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(45deg, var(--accent), var(--accent2));
    color: var(--text);
    font-size: 16px;
    cursor: pointer;
}

/* ===== NOTIFICATIONS ===== */
#notifications {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.notification {
    background: var(--bg-secondary);
    padding: 15px 20px;
    border-radius: 10px;
    border-left: 4px solid var(--accent);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
    max-width: 300px;
}

.notification.success {
    border-left-color: var(--success);
}

.notification.warning {
    border-left-color: var(--warning);
}

.notification.error {
    border-left-color: var(--danger);
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(100px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ===== RARITY BORDERS ===== */
.rarity-common { border-color: var(--rarity-common); }
.rarity-uncommon { border-color: var(--rarity-uncommon); }
.rarity-rare { border-color: var(--rarity-rare); }
.rarity-epic { border-color: var(--rarity-epic); }
.rarity-legendary { 
    border-color: var(--rarity-legendary);
    box-shadow: 0 0 15px rgba(255, 128, 0, 0.3);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .game-header {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .resources {
        order: 3;
        width: 100%;
        justify-content: center;
    }
    
    .stats-bar {
        flex-direction: column;
    }
    
    .combat-stats {
        justify-content: center;
    }
    
    .inventory-grid, .recipes-grid, .players-grid {
        grid-template-columns: 1fr;
    }
}