/* ========================================
   FOCUSFLOW V10 STYLES
   ======================================== */

:root {
    --bg-deep: #050505;
    --glass-bg: rgba(20, 20, 25, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --primary-neon: #8b5cf6;
    /* Violet */
    --secondary-neon: #06b6d4;
    /* Cyan */
    --text-white: #ffffff;
    --text-muted: #94a3b8;
    --font-main: 'Outfit', sans-serif;
    --font-mono: 'Space Grotesk', monospace;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-main);
}

body {
    background-color: var(--bg-deep);
    color: var(--text-white);
    min-height: 100vh;
    overflow-x: hidden;
    perspective: 1000px;
}

/* --- BACKGROUND --- */
.aurora-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background: #020205;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.3;
    animation: float 15s infinite alternate;
}

.orb-1 {
    top: -10%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: var(--primary-neon);
}

.orb-2 {
    bottom: -10%;
    right: -10%;
    width: 50vw;
    height: 50vw;
    background: var(--secondary-neon);
    animation-delay: -5s;
}

.noise-overlay {
    position: absolute;
    inset: 0;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

@keyframes float {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(30px, -30px);
    }
}

/* --- LAYOUT --- */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- HEADER --- */
.glass-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    margin-bottom: 2rem;
}

.modern-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: 0.2s;
}

.modern-back-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    transform: translateX(-2px);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-glow {
    width: 36px;
    height: 36px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(139, 92, 246, 0.3);
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.2);
}

.logo-glow i {
    color: var(--primary-neon);
    font-size: 1.2rem;
}

.brand-text {
    font-size: 1.2rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.badge {
    font-size: 0.6rem;
    background: var(--primary-neon);
    color: #000;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 5px;
    vertical-align: middle;
}

.icon-btn {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.2s;
}

.icon-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

/* --- MAIN GRID --- */
.main-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 2rem;
    flex: 1;
}

/* --- TIMER SECTION --- */
.timer-section {
    background: rgba(10, 10, 12, 0.4);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 2rem;
}

.timer-wrapper {
    position: relative;
    margin-bottom: 2rem;
    margin-top: 1rem;
}

.progress-ring {
    transform: rotate(-90deg);
    pointer-events: none;
}

.ring-bg {
    stroke: rgba(255, 255, 255, 0.05);
}

.ring-progress {
    stroke: var(--primary-neon);
    stroke-linecap: round;
    stroke-dasharray: 816;
    stroke-dashoffset: 0;
    transition: stroke-dashoffset 1s linear;
    filter: drop-shadow(0 0 15px var(--primary-neon));
}

.glow-ring {
    position: absolute;
    inset: 20px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    animation: pulse 4s infinite ease-in-out;
    pointer-events: none;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(0.9);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

.timer-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    width: 100%;
    pointer-events: auto;
}

.mode-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--secondary-neon);
    background: rgba(6, 182, 212, 0.1);
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 5px;
}

#timeDisplay {
    font-family: var(--font-mono);
    font-size: 4.5rem;
    font-weight: 700;
    line-height: 1;
    margin: 5px 0;
    letter-spacing: -2px;
}

.custom-time-row {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 5px;
    position: relative;
    z-index: 10;
}

#customTimeInput {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    color: #fff;
    padding: 6px 10px;
    border-radius: 8px;
    width: 80px;
    text-align: center;
    font-size: 1rem;
    outline: none;
}

#setCustomTimeBtn {
    background: var(--primary-neon);
    border: none;
    border-radius: 8px;
    padding: 0 12px;
    color: #fff;
    cursor: pointer;
    font-weight: 600;
}

/* CONTROLS */
.main-controls {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 2rem;
    position: relative;
    z-index: 20;
}

.control-btn {
    border: none;
    cursor: pointer;
    transition: 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.control-btn.primary {
    background: #fff;
    color: #000;
    padding: 14px 30px;
    border-radius: 14px;
    font-size: 1.1rem;
    font-weight: 700;
    gap: 10px;
    box-shadow: 0 0 25px rgba(139, 92, 246, 0.4);
}

.control-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 35px rgba(139, 92, 246, 0.6);
}

.control-btn.secondary {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 1.1rem;
}

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

.modes-row {
    display: flex;
    gap: 8px;
    background: rgba(0, 0, 0, 0.3);
    padding: 5px;
    border-radius: 50px;
    margin-bottom: 20px;
    position: relative;
    z-index: 10;
}

.mode-pill {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 8px 16px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: 0.2s;
}

.mode-pill.active {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

/* --- YOUTUBE CARD --- */
.youtube-card {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 15px;
    margin-top: auto;
    position: relative;
    z-index: 10;
}

.yt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.yt-title {
    display: flex;
    gap: 8px;
    align-items: center;
    font-weight: 600;
    color: #ff0033;
}

.yt-mini-vol {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.yt-mini-vol input {
    width: 60px;
    accent-color: #ff0033;
    height: 3px;
}

/* Tabs */
.yt-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--glass-border);
}

.yt-tab {
    background: none;
    border: none;
    color: var(--text-muted);
    padding-bottom: 8px;
    font-size: 0.85rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
}

.yt-tab.active {
    color: #fff;
    border-bottom-color: var(--primary-neon);
}

.yt-tab-content {
    display: none;
}

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

.yt-input-group {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
}

#ytMusicUrl,
#ytVideoUrl {
    flex: 1;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 8px 12px;
    color: #fff;
    font-size: 0.85rem;
    outline: none;
}

.yt-action-btn {
    background: var(--secondary-neon);
    border: none;
    padding: 0 12px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    color: #000;
}

/* Player Wrapper */
.yt-player-wrapper {
    margin-top: 10px;
    border-radius: 8px;
    overflow: hidden;
    background: #000;
    position: relative;
    transition: all 0.3s ease;
}

#youtube-iframe {
    width: 100%;
    height: 100%;
}

/* Audio Mode Styles */
.music-mode {
    height: 80px;
}

.music-mode #youtube-iframe {
    display: none;
}

/* Hide video in audio mode */
.music-mode .music-cover {
    display: flex;
    height: 100%;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    background: radial-gradient(circle at center, #2e263d 0%, #15111d 100%);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.yt-ctrl-overlay {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: #fff;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Video Mode Styles */
.video-mode {
    height: 200px;
    aspect-ratio: 16/9;
}

.video-mode .music-cover {
    display: none;
}

.video-mode #youtube-iframe {
    display: block;
    height: 100%;
}

/* Visualizer */
.equalizer {
    display: flex;
    gap: 4px;
    height: 20px;
    align-items: flex-end;
}

.bar {
    width: 4px;
    background: var(--primary-neon);
    height: 4px;
    border-radius: 2px;
}

/* Animation Class (Added by JS) */
.bar.animating {
    animation: eq 0.6s infinite ease-in-out alternate;
}

.bar:nth-child(1) {
    animation-duration: 0.6s;
}

.bar:nth-child(2) {
    animation-duration: 0.55s;
}

.bar:nth-child(3) {
    animation-duration: 0.65s;
}

.bar:nth-child(4) {
    animation-duration: 0.5s;
}

@keyframes eq {
    0% {
        height: 4px;
        opacity: 0.5;
    }

    100% {
        height: 20px;
        opacity: 1;
    }
}

/* --- SIDEBAR --- */
.sidebar-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.panel-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 1.5rem;
    backdrop-filter: blur(20px);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.ph-left {
    display: flex;
    gap: 12px;
    align-items: center;
}

.ph-left i {
    font-size: 1.2rem;
    color: var(--primary-neon);
    background: rgba(139, 92, 246, 0.1);
    padding: 8px;
    border-radius: 8px;
}

.ph-left h3 {
    font-size: 1rem;
    font-weight: 700;
    margin: 0;
}

.sub-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin: 0;
}

/* Neuro Controls */
.neuro-controls {
    transition: 0.3s;
    opacity: 1;
}

.neuro-controls.disabled {
    opacity: 0.3;
    pointer-events: none;
}

.wave-selector {
    display: flex;
    gap: 5px;
    margin-bottom: 1rem;
}

.wave-btn {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    padding: 6px;
    border-radius: 6px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: 0.2s;
}

.wave-btn.active {
    background: var(--primary-neon);
    color: #fff;
    border-color: var(--primary-neon);
}

.slider-row {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
}

input[type=range] {
    flex: 1;
    accent-color: var(--primary-neon);
    height: 4px;
    border-radius: 2px;
}

/* Mixer */
.mixer-scroll {
    max-height: 350px;
    overflow-y: auto;
    padding-right: 5px;
    scrollbar-width: none;
}

.sound-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
}

.sound-icon {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sound-icon.playing {
    background: var(--secondary-neon);
    color: #000;
    border-color: var(--secondary-neon);
    box-shadow: 0 0 10px var(--secondary-neon);
}

.vol-control {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.vol-control span {
    font-size: 0.8rem;
    font-weight: 500;
}

.amb-slider {
    width: 100%;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.1);
    -webkit-appearance: none;
}

.amb-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
}

/* Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background-color: #333;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked+.slider {
    background-color: var(--primary-neon);
}

input:checked+.slider:before {
    transform: translateX(18px);
}

/* MOBILE */
@media (max-width: 1000px) {
    .main-grid {
        grid-template-columns: 1fr;
    }

    .timer-section {
        order: 1;
    }

    .sidebar-section {
        order: 2;
        margin-top: 20px;
    }

    .timer-wrapper,
    .progress-ring {
        width: 260px;
        height: 260px;
    }

    .ring-bg,
    .ring-progress {
        cx: 130;
        cy: 130;
        r: 120;
    }

    #timeDisplay {
        font-size: 3.5rem;
    }
}