/* 
File: /tarot-pwa/css/main.css
File CSS chính cho ứng dụng Tarot PWA với phong cách huyền bí
*/

:root {
    /* Bảng màu chính */
    --color-bg-primary: #0f0a1e;
    --color-bg-secondary: #241734;
    --color-accent: #9c5aad;
    --color-accent-light: #b76ac8;
    --color-text: #e0e0e0;
    --color-text-muted: #a8a8a8;
    --color-gold: #d4af37;
    --color-shadow: rgba(0, 0, 0, 0.5);
    
    /* Font chữ */
    --font-primary: 'Philosopher', sans-serif;
    --font-secondary: 'Cormorant Garamond', serif;
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-primary);
    color: var(--color-text);
    line-height: 1.6;  background-image: url('../images/backgrounds/stars-bg.webp');  background-size: cover;
    background-attachment: fixed;
    min-height: 100vh;
}

/* Container chính */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Màn hình chờ */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-bg-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.loading-overlay.active {
    opacity: 1;
    pointer-events: all;
}

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

.moon-loader {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 4px solid transparent;
    border-top: 4px solid var(--color-gold);
    border-right: 4px solid var(--color-accent);
    animation: spin 2s linear infinite;
    margin: 0 auto 20px;
    position: relative;
}

.moon-loader::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 10px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--color-gold);
    box-shadow: 0 0 15px 5px rgba(212, 175, 55, 0.5);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: var(--color-bg-secondary);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 10;
}

header h1 {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--color-gold);
    text-shadow: 0 0 5px rgba(212, 175, 55, 0.5);
    margin: 0;
}

.menu-toggle {
    font-size: 1.5rem;
    color: var(--color-text);
    cursor: pointer;
    transition: color 0.3s ease;
}

.menu-toggle:hover {
    color: var(--color-gold);
}

/* Menu phụ */
.side-menu {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100%;
    background-color: var(--color-bg-secondary);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.3);
    z-index: 100;
    transition: right 0.3s ease;
    padding: 2rem 1rem;
}

.side-menu.active {
    right: 0;
}

.close-menu {
    text-align: right;
    font-size: 1.5rem;
    margin-bottom: 2rem;
    cursor: pointer;
    color: var(--color-text);
}

.close-menu:hover {
    color: var(--color-gold);
}

.side-menu ul {
    list-style: none;
}

.side-menu li {
    margin-bottom: 1rem;
}

.side-menu a {
    display: flex;
    align-items: center;
    color: var(--color-text);
    text-decoration: none;
    font-size: 1.1rem;
    padding: 0.75rem;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.side-menu a:hover {
    background-color: rgba(156, 90, 173, 0.2);
    color: var(--color-gold);
}

.side-menu a i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

/* Main Content */
main {
    flex: 1;
    padding: 1rem;
    position: relative;
}

.view {
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.view.active {
    display: block;
    opacity: 1;
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

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

/* Welcome View */
.welcome-content {
    max-width: 600px;
    margin: 0 auto;
    background-color: rgba(36, 23, 52, 0.8);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 15px var(--color-shadow);
    margin-top: 2rem;
}

.welcome-content h2 {
    color: var(--color-gold);
    text-align: center;
    margin-bottom: 1rem;
    font-size: 1.8rem;
    text-shadow: 0 0 5px rgba(212, 175, 55, 0.3);
}

.welcome-content p {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--color-text-muted);
}

/* Form styling */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: var(--color-accent-light);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border-radius: 5px;
    border: 1px solid rgba(156, 90, 173, 0.3);
    background-color: rgba(15, 10, 30, 0.7);
    color: var(--color-text);
    font-family: var(--font-primary);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 5px rgba(156, 90, 173, 0.5);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

/* Buttons */
.btn-primary,
.btn-back,
.btn-reset,
.btn-interpret,
.btn-save,
.btn-share,
.btn-new-reading {
    background-color: var(--color-accent);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    font-family: var(--font-primary);
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary:hover,
.btn-back:hover,
.btn-reset:hover,
.btn-interpret:hover,
.btn-save:hover,
.btn-share:hover,
.btn-new-reading:hover {
    background-color: var(--color-accent-light);
    transform: translateY(-2px);
}

.btn-primary:active,
.btn-back:active,
.btn-reset:active,
.btn-interpret:active,
.btn-save:active,
.btn-share:active,
.btn-new-reading:active {
    transform: translateY(0);
}

.btn-primary {
    width: 100%;
    margin-top: 1rem;
}

.btn-primary i,
.btn-back i {
    margin-left: 8px;
}

.btn-back i {
    margin-right: 8px;
    margin-left: 0;
}

.btn-back {
    background-color: transparent;
    border: 1px solid var(--color-accent);
    color: var(--color-text);
    margin-top: 1.5rem;
}

.btn-back:hover {
    background-color: rgba(156, 90, 173, 0.2);
}

button:disabled {
    background-color: #555;
    cursor: not-allowed;
    transform: none;
}

/* Spread Selection */
.spreads-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.spread-card {
    background-color: rgba(36, 23, 52, 0.8);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.spread-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.spread-card.selected {
    border: 2px solid var(--color-gold);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

.spread-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--color-gold);
}

.spread-card h3 {
    color: var(--color-accent-light);
    margin-bottom: 0.5rem;
}

.spread-card p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Section headers */
section h2 {
    text-align: center;
    color: var(--color-gold);
    margin-bottom: 1.5rem;
    font-size: 2rem;
    text-shadow: 0 0 8px rgba(212, 175, 55, 0.3);
}

/* History View */
.history-list {
    max-width: 800px;
    margin: 0 auto;
}

.history-item {
    background-color: rgba(36, 23, 52, 0.8);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.history-item:hover {
    transform: translateY(-3px);
}

.history-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.history-item-date {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.history-item-title {
    color: var(--color-accent-light);
    font-weight: bold;
}

.empty-history {
    text-align: center;
    color: var(--color-text-muted);
    margin: 3rem 0;
    font-style: italic;
}

/* Zodiac View */
.zodiac-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.zodiac-sign {
    background-color: rgba(36, 23, 52, 0.8);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.zodiac-sign:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
}

.zodiac-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-gold);
}

.zodiac-sign h3 {
    color: var(--color-accent-light);
    font-size: 1rem;
}

/* Footer */
footer {
    background-color: var(--color-bg-secondary);
    padding: 1rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: 2rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.5rem;
    }
    
    .welcome-content {
        padding: 1.5rem;
    }
    
    .spread-card {
        padding: 1rem;
    }
    
    .zodiac-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    header {
        padding: 0.75rem;
    }
    
    .welcome-content {
        padding: 1rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.6rem;
    }
    
    .btn-primary,
    .btn-back {
        padding: 0.6rem 1.2rem;
    }
    
    .zodiac-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}