:root {
    --bg-color: #0b0f19;
    --card-bg: rgba(25, 30, 45, 0.4);
    --card-border: rgba(255, 255, 255, 0.05);
    --primary: #ff2a5f;
    --primary-glow: rgba(255, 42, 95, 0.5);
    --accent: #00f2fe;
    --accent-glow: rgba(0, 242, 254, 0.5);
    --text-main: #ffffff;
    --text-muted: #8a9bb5;
    --font-main: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-color);
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(255, 42, 95, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 85% 30%, rgba(0, 242, 254, 0.08) 0%, transparent 50%);
    color: var(--text-main);
    font-family: var(--font-main);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
}

.app-container {
    width: 100%;
    max-width: 900px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo i {
    color: var(--primary);
    -webkit-text-fill-color: initial;
    filter: drop-shadow(0 0 10px var(--primary-glow));
}

.status-badge {
    padding: 6px 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.status-badge.recording {
    color: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.6; }
    100% { opacity: 1; }
}

/* Visualizer */
.visualizer-container {
    position: relative;
    width: 100%;
    height: 350px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    display: flex;
    justify-content: center;
    align-items: center;
}

#visualizer {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

.time-display {
    position: relative;
    z-index: 2;
    font-family: var(--font-mono);
    font-size: 4rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 0 20px rgba(0,0,0,0.8);
    pointer-events: none;
    letter-spacing: 2px;
}

/* Controls */
.controls-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.main-controls {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.btn {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: var(--font-main);
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none !important;
}

.btn-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-main);
    font-size: 1.2rem;
    backdrop-filter: blur(10px);
}

.btn-icon:not(:disabled):hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

.btn-record {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: transparent;
    border: 3px solid var(--primary);
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 0 30px var(--primary-glow);
}

.btn-record:hover {
    transform: scale(1.05);
}

.record-icon {
    width: 45px;
    height: 45px;
    background: var(--primary);
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.btn-record.recording .record-icon {
    border-radius: 8px;
    width: 35px;
    height: 35px;
}

.visualizer-settings {
    display: flex;
    gap: 10px;
    background: var(--card-bg);
    padding: 8px;
    border-radius: 16px;
    border: 1px solid var(--card-border);
}

.btn-setting {
    background: transparent;
    color: var(--text-muted);
    padding: 8px 16px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-setting:hover {
    color: var(--text-main);
}

.btn-setting.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
}

.effects-panel {
    display: flex;
    gap: 8px;
    align-items: center;
    background: rgba(0, 0, 0, 0.2);
    padding: 6px 12px;
    border-radius: 16px;
    border: 1px solid var(--card-border);
}

.btn-effect {
    background: transparent;
    color: var(--text-muted);
    padding: 6px 14px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.btn-effect:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.btn-effect.active {
    background: linear-gradient(45deg, var(--primary), var(--accent));
    color: white;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

/* Playback Panel */
.playback-panel {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    animation: slideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.playback-panel h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 10px;
}

.custom-audio-player {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(0, 0, 0, 0.3);
    padding: 12px 20px;
    border-radius: 100px;
    border: 1px solid var(--card-border);
}

.btn-play-pause {
    width: 45px;
    height: 45px;
    background: linear-gradient(45deg, var(--primary), var(--accent));
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(255, 42, 95, 0.3);
    display: flex;
    justify-content: center;
    align-items: center;
}

.btn-play-pause i {
    margin-left: 3px; /* visual center for play icon */
}
.btn-play-pause.playing i {
    margin-left: 0;
}

.cap-progress-container {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}

.cap-time {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    min-width: 40px;
}

.cap-slider {
    flex: 1;
    -webkit-appearance: none;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    outline: none;
}

.cap-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    box-shadow: 0 0 10px var(--accent-glow);
    transition: transform 0.1s;
}

.cap-slider::-webkit-slider-thumb:hover {
    transform: scale(1.3);
}

.playback-actions {
    display: flex;
    gap: 1rem;
}

.btn-primary, .btn-secondary {
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    justify-content: center;
}

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

.btn-primary:hover {
    box-shadow: 0 10px 20px rgba(0, 242, 254, 0.2);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255,255,255,0.05);
    color: var(--text-main);
    border: 1px solid var(--card-border);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
}