/* ============================================
   OUDIFY — Component Styles
   ============================================ */

/* ============================================
   1. String Selector
   ============================================ */
.string-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.string-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 56px;
    height: 44px;
    padding: 0 var(--space-3);
    border-radius: var(--radius-lg);
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 500;
    font-style: italic;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

.string-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-glass-hover);
    background: var(--bg-glass-hover);
    transform: scale(1.05);
}

.string-btn.active {
    background: rgba(212, 165, 116, 0.15);
    border-color: var(--border-glass-accent);
    color: var(--accent-primary);
    box-shadow:
        0 0 20px rgba(212, 165, 116, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.string-btn.in-tune {
    border-color: rgba(74, 222, 128, 0.4);
    box-shadow: 0 0 16px rgba(74, 222, 128, 0.15);
}

/* ============================================
   2. Tuner Status Indicator
   ============================================ */
.tuner-status {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.tuner-status--in-tune {
    color: var(--success);
}

.tuner-status--sharp {
    color: var(--warning);
}

.tuner-status--flat {
    color: var(--danger);
}

.tuner-status__dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: currentColor;
}

.tuner-status--in-tune .tuner-status__dot {
    animation: ringPulse 1.5s ease-in-out infinite;
}

/* ============================================
   3. Mode Switcher (Segmented Control)
   ============================================ */
.mode-switcher {
    display: inline-flex;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: var(--space-1);
    gap: var(--space-1);
}

.mode-switcher__option {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    background: none;
}

.mode-switcher__option:hover {
    color: var(--text-secondary);
}

.mode-switcher__option.active {
    background: rgba(212, 165, 116, 0.12);
    color: var(--accent-primary);
}

/* ============================================
   4. Maqam Card
   ============================================ */
.maqam-card {
    padding: var(--space-6);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.maqam-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg,
            transparent,
            var(--accent-primary),
            transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.maqam-card:hover::before {
    opacity: 1;
}

.maqam-card__name {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.maqam-card__name-arabic {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    margin-left: var(--space-3);
}

.maqam-card__seyir {
    margin-top: var(--space-2);
}

/* Interval dots visualization */
.interval-dots {
    display: flex;
    align-items: center;
    gap: 3px;
    margin-top: var(--space-3);
}

.interval-dot {
    width: 6px;
    height: 6px;
    border-radius: var(--radius-full);
    background: var(--accent-primary);
    opacity: 0.4;
    transition: all var(--transition-fast);
}

.interval-dot--active {
    opacity: 1;
    width: 8px;
    height: 8px;
    box-shadow: 0 0 6px rgba(212, 165, 116, 0.5);
}

.interval-dot--large {
    width: 10px;
    height: 10px;
    opacity: 0.8;
}

/* Comma spacing between interval dots */
.interval-gap {
    width: 2px;
    height: 2px;
    border-radius: var(--radius-full);
    background: var(--text-muted);
}

/* ============================================
   5. Scale Bar (Maqam Detail)
   ============================================ */
.scale-bar {
    display: flex;
    align-items: flex-end;
    gap: var(--space-1);
    padding: var(--space-6) var(--space-4);
}

.scale-bar__degree {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    flex: 1;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.scale-bar__degree:hover {
    transform: translateY(-2px);
}

.scale-bar__note {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.scale-bar__degree:hover .scale-bar__note,
.scale-bar__degree.active .scale-bar__note {
    background: rgba(212, 165, 116, 0.15);
    border-color: var(--border-glass-accent);
    color: var(--accent-primary);
}

.scale-bar__perde {
    font-size: 10px;
    color: var(--text-muted);
    font-family: var(--font-display);
    font-style: italic;
    white-space: nowrap;
}

.scale-bar__comma {
    font-size: 10px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    position: absolute;
    top: -16px;
}

/* ============================================
   6. Feature Card (Home Page)
   ============================================ */
.feature-card {
    padding: var(--space-8);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.feature-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
    display: block;
}

.feature-card__title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.feature-card__desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

/* Hover shine effect */
.feature-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center,
            rgba(212, 165, 116, 0.06) 0%,
            transparent 60%);
    opacity: 0;
    transform: scale(0.5);
    transition: all 600ms ease-out;
    pointer-events: none;
}

.feature-card:hover::after {
    opacity: 1;
    transform: scale(1);
}

/* ============================================
   7. Search Input
   ============================================ */
.search-input {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    width: 100%;
    max-width: 400px;
}

.search-input:focus-within {
    border-color: var(--border-glass-accent);
    box-shadow: 0 0 20px var(--accent-glow);
}

.search-input__icon {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.search-input__field {
    flex: 1;
    font-size: var(--text-sm);
    color: var(--text-primary);
    background: none;
    border: none;
    outline: none;
}

.search-input__field::placeholder {
    color: var(--text-muted);
}

/* ============================================
   8. Toast / Notification
   ============================================ */
.toast {
    position: fixed;
    bottom: calc(var(--space-8) + var(--bottom-bar-height, 0px));
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: var(--space-3) var(--space-6);
    background: rgba(20, 20, 30, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--text-primary);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-toast);
    opacity: 0;
    transition: all 300ms cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

.toast.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

/* ============================================
   9. Loading Skeleton
   ============================================ */
.skeleton {
    border-radius: var(--radius-md);
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0.03) 25%,
            rgba(255, 255, 255, 0.08) 50%,
            rgba(255, 255, 255, 0.03) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease infinite;
}

.skeleton--text {
    height: 16px;
    width: 60%;
    margin-bottom: var(--space-2);
}

.skeleton--circle {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
}

.skeleton--card {
    height: 120px;
    width: 100%;
}