@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* --- Light theme (Pastel & Glass) --- */
    --bg-body: #f2f4f8;
    --bg-gradient: radial-gradient(at 0% 0%, hsla(253,16%,7%,1) 0, transparent 50%), radial-gradient(at 50% 0%, hsla(225,39%,30%,1) 0, transparent 50%), radial-gradient(at 100% 0%, hsla(339,49%,30%,1) 0, transparent 50%);
    --bg-blob-1: #e0c3fc;
    --bg-blob-2: #8ec5fc;
    
    --text-main: #2d3748;
    --text-muted: #718096;
    --text-inverse: #ffffff;
    
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-menu-bg: rgba(255, 255, 255, 0.95);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
    
    --card-hover-y: -8px;
	
    /* Pastel statuses */
    --status-success-bg: #d1fae5; /* Mint */
    --status-success-text: #065f46;
    --status-plan-bg: #fef3c7;    /* Cream/Yellow */
    --status-plan-text: #92400e;
    --status-fav-color: #f87171;  /* Soft Red */
    
    --accent-primary: #6366f1;    /* Indigo */
    --accent-secondary: #ec4899;  /* Pink */
    --status-fav-color: #ef4444; /* Red */
    --star-color: #eab308;       /* Gold */
    --star-empty: #d1d5db;       /* Gray */
    
    --nav-bg: rgba(255, 255, 255, 0.85);
    --table-hover-bg: rgba(99, 102, 241, 0.05);

    --bs-body-color: var(--text-main);
    --bs-link-color: var(--accent-primary);
    --bs-body-bg: var(--bg-body);
    --bs-border-color: var(--glass-border);
    --bs-tertiary-bg: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] {
    /* --- Dark theme (Deep Space & Neon) --- */
    --bg-body: #0f172a;
    --bg-blob-1: #312e81; /* Dark Indigo */
    --bg-blob-2: #881337; /* Dark Rose */
    
    --text-main: #e2e8f0;
    --text-muted: #94a3b8;
    --text-inverse: #0f172a;
    
    --glass-bg: rgba(30, 41, 59, 0.6);
    --glass-menu-bg: rgba(15, 23, 42, 0.95);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
	
    /* Pastel statuses (darker version) */
    --status-success-bg: rgba(16, 185, 129, 0.2); 
    --status-success-text: #6ee7b7;
    --status-plan-bg: rgba(245, 158, 11, 0.2);
    --status-plan-text: #fcd34d;
    --status-fav-color: #fca5a5;
    
    --accent-primary: #818cf8;
    --status-fav-color: #f87171;
    --star-color: #facc15;
    --star-empty: #475569;
    
    --nav-bg: rgba(15, 23, 42, 0.85);
    --table-hover-bg: rgba(255, 255, 255, 0.05);

    --bs-body-color: var(--text-main);
    --bs-link-color: var(--accent-primary);
    --bs-body-bg: var(--bg-body);
    --bs-border-color: var(--glass-border);
    --bs-tertiary-bg: rgba(255, 255, 255, 0.05);
}

body {
    background-color: var(--bg-body);
    /* Add background "blobs" for depth */
    background-image: 
        radial-gradient(circle at 10% 20%, var(--bg-blob-1) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, var(--bg-blob-2) 0%, transparent 40%);
    background-attachment: fixed;
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* === GLASSPHORPHISM UTILS === */
.glass-panel, .card, .offcanvas, .modal-content, .dropdown-menu {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 16px;
    color: var(--text-main);
}
.dropdown-menu {
    background: var(--glass-menu-bg) !important;
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 16px;
    color: var(--text-main);
}

/* Navbar overrides */
.navbar {
    background: var(--nav-bg) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.navbar-brand {
    font-weight: 700;
    background: linear-gradient(45deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.5rem;
}

.nav-link {
    color: var(--text-main) !important;
    font-weight: 500;
    transition: all 0.2s;
}
.nav-link:hover, .nav-link.active {
    color: var(--accent-primary) !important;
    transform: translateY(-1px);
}

/* === TEXT COLORS & OVERRIDES === */
h1, h2, h3, h4, h5, h6, .card-title, th, td { color: var(--text-main); }
.text-muted, small { color: var(--text-muted) !important; }
.text-primary { color: var(--accent-primary) !important; }

/* === BOOK CARDS === */
.book-card {
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    text-decoration: none;
    color: inherit;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.book-card:hover {
    transform: translateY(var(--card-hover-y));
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
    border-color: var(--accent-primary);
}

.book-cover-container {
    height: 260px;
    overflow: hidden;
    position: relative;
    background: rgba(0,0,0,0.03);
    display: flex;
    justify-content: center;
    align-items: center;
}

.book-cover {
    height: 100%;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
}

.book-card:hover .book-cover {
    transform: scale(1.05);
}

/* Status Badges (Pastel) */
.badge-status {
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    transition: all 0.2s;
    border: none !important;
}

.badge-read {
    background-color: var(--status-success-bg) !important;
    color: var(--status-success-text) !important;
}

.badge-plan {
    background-color: var(--status-plan-bg) !important;
    color: var(--status-plan-text) !important;
}

/* Icons */
.fav-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 10;
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(4px);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}

[data-theme="dark"] .fav-btn {
    background: rgba(0,0,0,0.6);
}

.fav-btn:hover { transform: scale(1.1); }
.fav-btn:active { transform: scale(0.9); }

.fav-icon {
    color: #cbd5e1; /* Gray */
    font-size: 1.2rem;
    transition: color 0.3s;
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.fav-icon.active {
    color: var(--status-fav-color);
    text-shadow: none;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

i.favorite {
    color: var(--status-fav-color) !important;
}
i.readed {
    color: var(--status-success-text) !important;
}
i.planned {
    color: var(--status-plan-text) !important;
}
.rating i.fa-star {
    color: var(--star-color) !important;
}

/* Typography & Layout */
.card-title {
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-main);
}
.card-text {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.text-warning { color: #f59e0b !important; } 

/* Inputs & Forms */
.form-control, .form-select {
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    border-radius: 12px;
    padding: 0.5rem 1rem;
}
.form-control:focus, .form-select:focus {
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
    border-color: var(--accent-primary);
    color: var(--text-main);
}

[data-theme="dark"] .form-control, [data-theme="dark"] .form-select {
    background: rgba(0, 0, 0, 0.2);
    color: #fff;
}
[data-theme="dark"] .form-control:focus {
    background: rgba(0, 0, 0, 0.4);
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), #4338ca);
    border: none;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    border-radius: 12px;
}
.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
    transform: translateY(-1px);
}

.btn-outline-secondary {
    border-color: var(--glass-border);
    color: var(--text-muted);
}
.btn-outline-secondary:hover {
    background: var(--glass-bg);
    color: var(--text-main);
}

/* === BOOK DETAILS PAGE === */
.cover-img {
    max-width: 100%;
    max-height: 500px; /* Height limit */
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Custom Checkbox/Radio Buttons (Status & Favorite) */
.hidden-input-btn { cursor: pointer; user-select: none; }
.hidden-input-btn input { position: absolute; opacity: 0; cursor: pointer; height: 0; width: 0; }

/* "Off" state */
.hidden-input-btn label {
    display: block;
    padding: 10px 15px;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    background: rgba(255,255,255,0.05);
    color: var(--text-muted);
    transition: all 0.2s;
    font-weight: 600;
}

/* "On" state - Read */
#statusRead:checked ~ label,
#isRead:checked ~ label {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
    border-color: #10b981;
}
/* "On" state - Planned */
#statusPlan:checked ~ label {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
    border-color: #f59e0b;
}
/* "On" state - Favorite */
#favCheck:checked ~ label,
#isFavorite:checked ~ label {
    background: rgba(239, 68, 68, 0.15);
    color: var(--status-fav-color);
    border-color: var(--status-fav-color);
}

/* === STAR RATING (FIXED) === */

.star-rating {
    display: flex;
    flex-direction: row-reverse; /* Important for the effect of filling from the left */
    justify-content: flex-end;
    gap: 5px;
}
.star-rating input { display: none; }
.star-rating label {
    font-size: 2rem;
    color: var(--star-empty);
    cursor: pointer;
    transition: color 0.2s;
}
/* Logic: highlight the current and all the following ones (which visually sit to the left) */
.star-rating input:checked ~ label,
.star-rating label:hover,
.star-rating label:hover ~ label {
    color: var(--star-color);
    filter: drop-shadow(0 0 2px var(--star-color));
}

/* Static Rating (Card View) */
.text-warning { color: var(--star-color) !important; }
.text-muted.opacity-25 { opacity: 0.3; color: var(--star-empty) !important; }

/* === TABLES === */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-main);
    --bs-table-border-color: var(--glass-border);
}
.table-hover tbody tr:hover {
    background-color: var(--table-hover-bg);
}
.table thead th {
    background-color: rgba(0,0,0,0.05); /* Slight darkening of the header */
    color: var(--text-main);
    border-bottom-width: 1px;
    font-weight: 600;
    min-width: 80px;
}
[data-theme="dark"] .table thead th { background-color: rgba(255,255,255,0.05); }

/* Highlight for fields updated via enrichment */
.field-updated {
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.6);
    border-radius: 8px !important;
    transition: box-shadow 0.3s ease;
}

th.sortable { cursor: pointer; }
th.sortable:hover { color: var(--accent-primary); }

/* === FORMS === */
.form-control, .form-select {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
}
.form-control:focus, .form-select:focus {
    background: rgba(255,255,255,0.1);
    color: var(--text-main);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}
/* Fix placeholder color */
.form-control::placeholder { color: var(--text-muted); opacity: 0.7; }

/* === EDIT BUTTONS === */
.inline-edit-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    width: 32px; height: 32px;
    border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    transition: all 0.2s;
}
.inline-edit-btn:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

/* === DROPDOWNS === */
.dropdown-menu {
    border: 1px solid var(--glass-border);
    padding: 0.5rem;
}
.dropdown-item {
    color: var(--text-main);
    border-radius: 6px;
}
.dropdown-item:hover {
    background-color: var(--table-hover-bg);
    color: var(--accent-primary);
}

/* Scanner Overlay */
#scanner-wrapper { border: 2px solid var(--glass-border); }
.scan-target { border: 2px solid rgba(255, 255, 255, 0.5); box-shadow: 0 0 0 100vmax rgba(0, 0, 0, 0.7); }

/* Footer */
footer {
    background: transparent !important;
    border-top: 1px solid var(--glass-border);
    backdrop-filter: blur(5px);
}
footer small, footer p { color: var(--text-muted) !important; }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: #475569; }