/* ============================================
   COSMIC GARDEN - Main Stylesheet
   ============================================ */

:root {
    --bg-dark: #0a0a1a;
    --bg-panel: #12122a;
    --bg-card: #1a1a3e;
    --bg-hover: #252550;
    --accent-gold: #ffd700;
    --accent-purple: #9b59b6;
    --accent-blue: #3498db;
    --accent-green: #2ecc71;
    --text-primary: #ffffff;
    --text-secondary: #a0a0c0;
    --text-muted: #606080;
    --border-color: #2a2a5a;
    --success: #2ecc71;
    --danger: #e74c3c;
    --warning: #f39c12;
}

/* Touch Optimization */
* {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    user-select: none;
}

input, textarea {
    user-select: text;
    -webkit-user-select: text;
}

body {
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Header */
#game-header {
    background: linear-gradient(135deg, var(--bg-panel) 0%, var(--bg-card) 100%);
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

#game-header h1 {
    font-size: 1.8rem;
    background: linear-gradient(90deg, var(--accent-gold), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#currency-display {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-gold);
}

#per-second {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Main Layout */
#main-layout {
    display: grid;
    grid-template-columns: 280px 1fr 300px;
    gap: 20px;
    padding: 20px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Panels */
section, aside {
    background: var(--bg-panel);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
}

h2, h3 {
    margin-bottom: 15px;
    color: var(--accent-gold);
}

/* Click Panel */
#click-area {
    display: flex;
    justify-content: center;
    margin: 20px 0;
    position: relative;
}

#harvest-btn {
    background: linear-gradient(135deg, var(--accent-purple) 0%, #7d3c98 100%);
    border: none;
    border-radius: 50%;
    width: 150px;
    height: 150px;
    cursor: pointer;
    transition: all 0.1s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(155, 89, 182, 0.4);
    position: relative;
    overflow: hidden;
}

#harvest-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 30px rgba(155, 89, 182, 0.6);
}

#harvest-btn:active {
    transform: scale(0.95);
}

/* Pulse Animation */
#harvest-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(155, 89, 182, 0.3);
    transform: translate(-50%, -50%);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        width: 100%;
        height: 100%;
        opacity: 0.3;
    }
    50% {
        width: 120%;
        height: 120%;
        opacity: 0;
    }
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: rippleEffect 0.6s linear;
    pointer-events: none;
}

@keyframes rippleEffect {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Click button glow on active */
#harvest-btn.clicked {
    animation: clickGlow 0.2s ease;
}

@keyframes clickGlow {
    0% {
        box-shadow: 0 4px 20px rgba(155, 89, 182, 0.4);
    }
    50% {
        box-shadow: 0 0 40px rgba(255, 215, 0, 0.8), 0 4px 20px rgba(155, 89, 182, 0.6);
    }
    100% {
        box-shadow: 0 4px 20px rgba(155, 89, 182, 0.4);
    }
}

.btn-icon {
    font-size: 3rem;
}

.btn-text {
    font-size: 0.9rem;
    margin-top: 5px;
    color: var(--text-primary);
}

#click-info, #total-clicks {
    text-align: center;
    color: var(--text-secondary);
    margin-top: 10px;
}

/* Buildings Panel */
#buildings-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 600px;
    overflow-y: auto;
}

.building-card {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.building-card:hover {
    background: var(--bg-hover);
    border-color: var(--accent-purple);
}

.building-card.locked {
    opacity: 0.5;
    pointer-events: none;
}

.building-info h4 {
    color: var(--text-primary);
    margin-bottom: 5px;
}

.building-info .building-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.building-info .building-production {
    font-size: 0.8rem;
    color: var(--accent-green);
    margin-top: 3px;
}

.building-stats {
    text-align: right;
}

.building-cost {
    color: var(--accent-gold);
    font-weight: bold;
}

.building-count {
    font-size: 1.5rem;
    color: var(--accent-purple);
    margin-top: 5px;
}

.buy-btn {
    background: var(--accent-green);
    color: var(--text-primary);
    border: none;
    border-radius: 6px;
    padding: 8px 16px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.2s ease;
}

.buy-btn:hover:not(:disabled) {
    background: #27ae60;
    transform: scale(1.05);
}

.buy-btn:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.buy-max-btn {
    display: block;
    width: 100%;
    margin-top: 6px;
    background: var(--accent-purple);
    color: var(--text-primary);
    border: none;
    border-radius: 6px;
    padding: 5px 12px;
    cursor: pointer;
    font-weight: bold;
    font-size: 0.8rem;
    transition: all 0.2s ease;
}

.buy-max-btn:hover:not(:disabled) {
    background: #9b59b6;
    transform: scale(1.03);
}

.buy-max-btn:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.4;
}

/* Side Panel Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.tab-btn {
    flex: 1;
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn.active {
    background: var(--accent-purple);
    color: var(--text-primary);
}

.tab-content {
    display: none;
}

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

/* Upgrades */
#upgrades-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 400px;
    overflow-y: auto;
}

.upgrade-card {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 12px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.upgrade-card:hover:not(.purchased):not(.locked) {
    background: var(--bg-hover);
    border-color: var(--accent-gold);
}

.upgrade-card.purchased {
    opacity: 0.6;
    border-color: var(--accent-green);
}

.upgrade-card.locked {
    opacity: 0.4;
    pointer-events: none;
}

.upgrade-name {
    font-weight: bold;
    color: var(--text-primary);
}

.upgrade-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 3px;
}

.upgrade-cost {
    color: var(--accent-gold);
    font-size: 0.9rem;
    margin-top: 5px;
}

/* Achievements */
#achievements-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.achievement {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 10px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.achievement.unlocked {
    border-color: var(--accent-gold);
    background: linear-gradient(135deg, var(--bg-card) 0%, #2a2a5e 100%);
}

.achievement.locked {
    opacity: 0.3;
}

.achievement-icon {
    font-size: 1.5rem;
}

.achievement-name {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* Stats Panel */
#stats-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.stat-item {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 12px;
    border: 1px solid var(--border-color);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.stat-value {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--accent-gold);
}

.stat-bar {
    height: 8px;
    background: var(--bg-dark);
    border-radius: 4px;
    margin-top: 6px;
    overflow: hidden;
}

.stat-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-gold));
    border-radius: 4px;
    transition: width 0.3s ease;
}

/* Footer */
#game-footer {
    background: var(--bg-panel);
    padding: 15px 40px;
    display: flex;
    gap: 10px;
    align-items: center;
    border-top: 2px solid var(--border-color);
    position: sticky;
    bottom: 0;
}

#game-footer button {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

#game-footer button:hover {
    background: var(--bg-hover);
    border-color: var(--accent-purple);
}

#reset-btn:hover {
    border-color: var(--danger);
}

/* Save Slot System */
.footer-section {
    display: flex;
    align-items: center;
    gap: 6px;
    padding-right: 10px;
    border-right: 1px solid var(--border-color);
}

.footer-section:last-of-type {
    border-right: none;
    margin-left: auto;
}

.footer-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: bold;
}

.slot-btn {
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 6px 12px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.2s ease;
    min-width: 34px;
}

.slot-btn:hover:not(:disabled) {
    background: var(--bg-hover);
    border-color: var(--accent-purple);
    color: var(--text-primary);
}

.slot-btn.active {
    background: var(--accent-purple);
    color: var(--text-primary);
    border-color: var(--accent-gold);
    box-shadow: 0 0 12px rgba(155, 89, 182, 0.6);
}

.slot-btn:disabled {
    cursor: default;
    opacity: 0.5;
}

/* Live one-line preview of the active/hovered save slot in the footer */
.slot-preview {
    color: var(--text-secondary);
    font-size: 0.78rem;
    font-family: monospace;
    white-space: nowrap;
    max-width: 320px;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 0.85;
    transition: opacity 0.15s ease, color 0.15s ease;
}

.slot-preview.empty {
    color: var(--text-muted);
    font-style: italic;
    opacity: 0.6;
}

#game-footer:hover .slot-preview,
.slot-preview:not(.empty):hover {
    opacity: 1;
    color: var(--accent-purple);
}

/* Autosave toggle button */
.toggle-btn {
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 14px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.2s ease;
}

.toggle-btn.on {
    background: var(--accent-green);
    color: #0a0a1a;
    border-color: var(--accent-green);
}

.toggle-btn:not(.on) {
    background: var(--bg-card);
    color: var(--text-muted);
}

/* Import modal slot selector */
.import-slot-selector {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 12px 0;
}

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

.modal-hint {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-bottom: 10px;
}

#last-saved {
    margin-left: auto;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Notifications */
#notifications {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.notification {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 15px 20px;
    border-left: 4px solid var(--accent-purple);
    animation: slideIn 0.3s ease, fadeOut 0.3s ease 2.7s;
    max-width: 300px;
}

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

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

.notification.achievement {
    border-left-color: var(--accent-gold);
}

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

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--bg-panel);
    border-radius: 12px;
    padding: 30px;
    max-width: 500px;
    width: 90%;
    border: 2px solid var(--accent-purple);
}

.modal-content h3 {
    margin-bottom: 15px;
}

.modal-content textarea {
    width: 100%;
    height: 150px;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px;
    resize: vertical;
}

.modal-buttons {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.modal-buttons button {
    flex: 1;
    padding: 10px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-weight: bold;
}

#confirm-import {
    background: var(--accent-green);
    color: var(--text-primary);
}

#cancel-import {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

/* Floating Text Animation */
.float-text {
    position: fixed;
    pointer-events: none;
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--accent-gold);
    animation: floatUp 1s ease-out forwards;
    z-index: 999;
}

@keyframes floatUp {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(-50px);
    }
}

/* Particle Effects */
.particle {
    will-change: transform, opacity;
}

/* Ambient Stars Background */
.ambient-star {
    position: absolute;
    background: radial-gradient(circle, #ffffff 0%, transparent 70%);
    border-radius: 50%;
    animation: twinkle ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes twinkle {
    0%, 100% {
        opacity: 0.2;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.3);
    }
}

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

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-purple);
}

/* Responsive */
@media (max-width: 1200px) {
    #main-layout {
        grid-template-columns: 1fr 1fr;
    }

    #side-panel {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    #main-layout {
        grid-template-columns: 1fr;
    }

    #side-panel {
        grid-column: span 1;
    }

    #game-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    /* Touch-friendly button sizes */
    .buy-btn, .prestige-btn {
        min-height: 44px;
        padding: 12px 20px;
    }

    .tab-btn {
        min-height: 44px;
        padding: 12px;
    }

    #harvest-btn {
        width: 180px;
        height: 180px;
    }

    /* Prevent double-tap zoom */
    button, a, input, select {
        touch-action: manipulation;
    }
}

/* Mobile Touch Optimizations */
@media (max-width: 480px) {
    body {
        overflow-x: hidden;
    }

    #main-layout {
        padding: 10px;
        gap: 10px;
    }

    section, aside {
        padding: 15px;
    }

    #game-header {
        padding: 15px 20px;
    }

    #game-footer {
        flex-wrap: wrap;
        justify-content: center;
        padding: 10px 15px;
    }

    #game-footer button {
        flex: 1;
        min-width: 80px;
    }

    /* Larger touch targets */
    .building-card, .upgrade-card {
        padding: 15px;
    }

    .achievement {
        padding: 12px;
    }

    .achievement-icon {
        font-size: 1.8rem;
    }

    /* Prevent pull-to-refresh on scroll areas */
    #buildings-list, #upgrades-list, #prestige-upgrades-list {
        overscroll-behavior: contain;
    }
}

/* ============================================
   PRESTIGE SYSTEM STYLES
   ============================================ */

.prestige-btn {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
    color: var(--text-primary);
    border: none;
    border-radius: 6px;
    padding: 8px 16px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.2s ease;
    box-shadow: 0 2px 10px rgba(155, 89, 182, 0.3);
}

.prestige-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #a569bd 0%, #9b59b6 100%);
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(155, 89, 182, 0.5);
}

.prestige-btn:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
    box-shadow: none;
}

.prestige-btn.can-prestige {
    animation: prestigeGlow 2s ease-in-out infinite;
}

@keyframes prestigeGlow {
    0%, 100% {
        box-shadow: 0 2px 10px rgba(155, 89, 182, 0.3);
    }
    50% {
        box-shadow: 0 2px 20px rgba(155, 89, 182, 0.6), 0 0 30px rgba(155, 89, 182, 0.4);
    }
}

/* Prestige Tab Styles */
#prestige-info {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 15px;
    border: 1px solid var(--border-color);
    margin-bottom: 15px;
}

.prestige-essence {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--accent-gold);
    margin-bottom: 10px;
}

.essence-icon {
    font-size: 1.5rem;
    color: #9b59b6;
}

.prestige-multiplier {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.prestige-multiplier span {
    color: var(--accent-green);
    font-weight: bold;
}

.prestige-next {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.prestige-next span {
    color: var(--accent-purple);
    font-weight: bold;
}

/* Prestige Upgrade Cards */
#prestige-upgrades-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 300px;
    overflow-y: auto;
}

.prestige-upgrade-card {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 12px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.prestige-upgrade-card:hover:not(.purchased):not(.locked) {
    background: var(--bg-hover);
    border-color: var(--accent-purple);
}

.prestige-upgrade-card.purchased {
    opacity: 0.6;
    border-color: var(--accent-green);
}

.prestige-upgrade-card.locked {
    opacity: 0.4;
    pointer-events: none;
}

.prestige-upgrade-name {
    font-weight: bold;
    color: var(--text-primary);
}

.prestige-upgrade-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 3px;
}

.prestige-upgrade-cost {
    color: #9b59b6;
    font-size: 0.9rem;
    margin-top: 5px;
    font-weight: bold;
}

/* Prestige Particle Effects */
.particle.prestige-particle {
    background: radial-gradient(circle, #ffd700 0%, #9b59b6 50%, transparent 100%);
    box-shadow: 0 0 10px #ffd700, 0 0 20px #9b59b6;
}

/* Stats Panel Prestige Info */
.stat-item.prestige-stat {
    border-color: var(--accent-purple);
    background: linear-gradient(135deg, var(--bg-card) 0%, #2a1a3e 100%);
}

/* ============================================
   Golden Starbloom Random Event
   ============================================ */

/* Countdown badge in the header */
.golden-bloom-badge {
    font-size: 0.95rem;
    font-weight: bold;
    color: var(--text-secondary);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid transparent;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.golden-bloom-badge.active {
    opacity: 1;
    transform: translateY(0);
    color: var(--accent-gold);
    background: rgba(255, 215, 0, 0.12);
    border-color: var(--accent-gold);
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.35);
}

/* The floating bloom itself */
#golden-bloom-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.golden-bloom {
    position: absolute;
    font-size: 3rem;
    cursor: pointer;
    line-height: 1;
    filter: drop-shadow(0 0 14px rgba(255, 215, 0, 0.9));
    animation: goldenBloomFloat 2s ease-in-out infinite, goldenBloomPulse 1.4s ease-in-out infinite;
    transition: transform 0.1s ease;
    pointer-events: auto;
}

.golden-bloom:hover {
    transform: scale(1.15);
    filter: drop-shadow(0 0 22px rgba(255, 215, 0, 1));
}

@keyframes goldenBloomFloat {
    0%, 100% { translateY(0); }
    50% { translateY(-8px); }
}

@keyframes goldenBloomPulse {
    0%, 100% { opacity: 0.85; }
    50% { opacity: 1; }
}

/* Golden particle effect styles */
.particle.golden-bloom-particle {
    background: radial-gradient(circle, #fff2a8 0%, #ffd700 60%, transparent 100%);
}

.particle.golden-sparkle {
    background: radial-gradient(circle, #ffffff 0%, #ffe469 100%);
}