/* ============================================
   تم شب (Dark Theme) – موسیقی‌ما
   نسخه 2.0 - طراحی نئون، عمیق و خیره‌کننده
   ============================================ */

/* ========== متغیرهای تم شب ========== */
body.dark-theme {
    /* رنگ‌های اصلی نئون */
    --primary: #ff6b6b;
    --primary-light: #ff9a9a;
    --primary-dark: #e74c3c;
    --secondary: #ffd93d;
    --accent: #6bcbff;
    --accent-light: #a8d8ff;
    --neon-glow: 0 0 30px rgba(255, 107, 107, 0.25);
    --neon-glow-strong: 0 0 60px rgba(255, 107, 107, 0.4);

    /* پس‌زمینه و سطوح تیره */
    --bg-body: #0a0a1a;
    --bg-card: rgba(255, 255, 255, 0.04);
    --bg-glass: rgba(10, 10, 30, 0.85);
    --bg-nav: rgba(10, 10, 26, 0.92);
    --bg-player: rgba(8, 8, 20, 0.96);
    --bg-form: rgba(10, 10, 30, 0.80);
    --bg-hover: rgba(255, 255, 255, 0.06);

    /* رنگ‌های متن در شب */
    --text-primary: #f0f0ff;
    --text-secondary: #b0b0d0;
    --text-muted: #6a6a8a;
    --text-light: #ffffff;

    /* حاشیه و سایه در شب */
    --border-color: rgba(255, 255, 255, 0.06);
    --border-focus: var(--primary);
    --shadow-sm: 0 2px 20px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 8px 40px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 20px 80px rgba(0, 0, 0, 0.7);
    --shadow-glow: 0 0 40px rgba(255, 107, 107, 0.15);

    /* پس‌زمینه‌های گرادیان */
    --bg-gradient-start: rgba(255, 107, 107, 0.03);
    --bg-gradient-end: rgba(107, 203, 255, 0.02);
}

/* ========== بدنه اصلی تم شب ========== */
body.dark-theme {
    background: var(--bg-body);
    color: var(--text-primary);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(255, 107, 107, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(107, 203, 255, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(255, 217, 61, 0.03) 0%, transparent 50%);
    background-attachment: fixed;
}

/* ========== اسکرول بار در شب ========== */
body.dark-theme::-webkit-scrollbar-track {
    background: #0f0f23;
}
body.dark-theme::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    box-shadow: 0 0 20px rgba(255, 107, 107, 0.2);
}

/* ========== لینک‌ها در شب ========== */
body.dark-theme a {
    color: var(--primary-light);
}
body.dark-theme a:hover {
    color: var(--primary);
}

/* ========== هدر شیشه‌ای نئون (تم شب) ========== */
body.dark-theme .glass-nav {
    background: var(--bg-nav);
    backdrop-filter: blur(24px) saturate(200%);
    -webkit-backdrop-filter: blur(24px) saturate(200%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.5);
}

body.dark-theme .glass-nav .navbar-brand {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 60px rgba(255, 107, 107, 0.15);
}

body.dark-theme .glass-nav .navbar-brand i {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(255, 107, 107, 0.2);
}

body.dark-theme .glass-nav .nav-link {
    color: var(--text-secondary) !important;
}
body.dark-theme .glass-nav .nav-link:hover,
body.dark-theme .glass-nav .nav-link.active {
    color: var(--text-light) !important;
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.08);
}

body.dark-theme .glass-nav .nav-link i {
    color: var(--primary);
    text-shadow: 0 0 20px rgba(255, 107, 107, 0.2);
}

/* ========== کارت‌های آهنگ نئونی (تم شب) ========== */
body.dark-theme .song-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

body.dark-theme .song-card::before {
    background: conic-gradient(from 0deg,
            transparent,
            rgba(255, 107, 107, 0.08),
            transparent,
            rgba(107, 203, 255, 0.08),
            transparent);
}

body.dark-theme .song-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 40px rgba(255, 107, 107, 0.1);
    border-color: rgba(255, 107, 107, 0.25);
}

body.dark-theme .song-card .play-overlay {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(6px);
}

body.dark-theme .song-card .play-overlay i {
    color: var(--text-light);
    text-shadow: 0 0 60px rgba(255, 107, 107, 0.8), 0 0 120px rgba(255, 107, 107, 0.4);
    animation: neonPulse 2s ease-in-out infinite;
}

@keyframes neonPulse {
    0%, 100% {
        text-shadow: 0 0 30px rgba(255, 107, 107, 0.6), 0 0 60px rgba(255, 107, 107, 0.3);
        transform: scale(1);
    }
    50% {
        text-shadow: 0 0 60px rgba(255, 107, 107, 0.8), 0 0 120px rgba(255, 107, 107, 0.5);
        transform: scale(1.08);
    }
}

body.dark-theme .song-card .song-title {
    color: var(--text-primary);
}
body.dark-theme .song-card .song-artist {
    color: var(--text-muted);
}
body.dark-theme .song-card .song-artist i {
    color: var(--primary);
}
body.dark-theme .song-card .song-meta {
    color: var(--text-muted);
}

body.dark-theme .song-card .song-actions i {
    color: var(--text-muted);
}
body.dark-theme .song-card .song-actions i:hover {
    color: var(--text-light);
}

body.dark-theme .song-card .song-actions .fa-heart {
    color: var(--text-muted);
}
body.dark-theme .song-card .song-actions .fa-heart.text-danger {
    color: var(--primary) !important;
    text-shadow: 0 0 30px rgba(255, 107, 107, 0.5);
}
body.dark-theme .song-card .likes-count,
body.dark-theme .song-card .comments-count {
    color: var(--text-secondary);
}

/* ========== پخش‌کننده نئونی (تم شب) ========== */
body.dark-theme .player-bar {
    background: var(--bg-player);
    backdrop-filter: blur(30px) saturate(200%);
    -webkit-backdrop-filter: blur(30px) saturate(200%);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 -8px 60px rgba(0, 0, 0, 0.6), 0 0 80px rgba(255, 107, 107, 0.03);
}

body.dark-theme .player-bar .song-info img {
    border: 2px solid rgba(255, 107, 107, 0.2);
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.08);
}

body.dark-theme .player-bar .song-info .meta .title {
    color: var(--text-primary);
}
body.dark-theme .player-bar .song-info .meta .artist {
    color: var(--text-muted);
}

body.dark-theme .player-bar .controls .ctrl-btn {
    color: var(--text-secondary);
}
body.dark-theme .player-bar .controls .ctrl-btn:hover {
    color: var(--text-light);
    background: rgba(255, 255, 255, 0.05);
}

body.dark-theme .player-bar .controls .ctrl-btn.play-btn {
    color: var(--primary);
    filter: drop-shadow(0 0 30px rgba(255, 107, 107, 0.3));
}
body.dark-theme .player-bar .controls .ctrl-btn.play-btn:hover {
    filter: drop-shadow(0 0 50px rgba(255, 107, 107, 0.6));
}

body.dark-theme .player-bar .controls .progress-wrap input[type="range"] {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.1), var(--primary));
}
body.dark-theme .player-bar .controls .progress-wrap input[type="range"]::-webkit-slider-thumb {
    background: radial-gradient(circle, var(--text-light), var(--primary));
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.4);
}

body.dark-theme .player-bar .controls .time {
    color: var(--text-muted);
}
body.dark-theme .player-bar .volume-control i {
    color: var(--text-muted);
}
body.dark-theme .player-bar .volume-control i:hover {
    color: var(--text-light);
}
body.dark-theme .player-bar .volume-control input[type="range"] {
    background: rgba(255, 255, 255, 0.08);
}
body.dark-theme .player-bar .volume-control input[type="range"]::-webkit-slider-thumb {
    background: var(--primary);
    box-shadow: 0 0 20px rgba(255, 107, 107, 0.3);
}

/* ========== فرم‌های شیشه‌ای نئونی (تم شب) ========== */
body.dark-theme .glass-form {
    background: var(--bg-form);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

body.dark-theme .glass-form h3 {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

body.dark-theme .glass-form .form-control {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
}
body.dark-theme .glass-form .form-control:focus {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.08), 0 0 40px rgba(255, 107, 107, 0.05);
    color: var(--text-primary);
}

body.dark-theme .glass-form .form-label {
    color: var(--text-secondary);
}

body.dark-theme .glass-form .btn-glow {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 4px 30px rgba(255, 107, 107, 0.25);
}
body.dark-theme .glass-form .btn-glow:hover {
    box-shadow: 0 8px 50px rgba(255, 107, 107, 0.4);
}

/* ========== دکمه‌ها در شب ========== */
body.dark-theme .btn-glow {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 4px 30px rgba(255, 107, 107, 0.2);
}
body.dark-theme .btn-glow:hover {
    box-shadow: 0 8px 50px rgba(255, 107, 107, 0.35);
}

body.dark-theme .btn-outline-glow {
    border-color: var(--primary);
    color: var(--primary);
}
body.dark-theme .btn-outline-glow:hover {
    background: var(--primary);
    color: var(--text-light);
    box-shadow: 0 8px 40px rgba(255, 107, 107, 0.25);
}

/* ========== پروفایل در شب ========== */
body.dark-theme .profile-header {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

body.dark-theme .profile-header .avatar {
    border: 4px solid var(--primary);
    box-shadow: 0 0 40px rgba(255, 107, 107, 0.15);
}
body.dark-theme .profile-header .stats .stat-item .number {
    color: var(--text-primary);
}
body.dark-theme .profile-header .stats .stat-item .label {
    color: var(--text-muted);
}
body.dark-theme .profile-header h2 {
    color: var(--text-primary);
}
body.dark-theme .profile-header .text-muted {
    color: var(--text-secondary) !important;
}

/* ========== کامنت‌ها در شب ========== */
body.dark-theme .comment-box {
    background: rgba(255, 255, 255, 0.02);
    border-left-color: var(--primary);
}
body.dark-theme .comment-box:hover {
    background: rgba(255, 255, 255, 0.04);
}
body.dark-theme .comment-box .comment-author {
    color: var(--primary-light);
}
body.dark-theme .comment-box .comment-time {
    color: var(--text-muted);
}
body.dark-theme .comment-box .comment-text {
    color: var(--text-secondary);
}
body.dark-theme .comment-box .reply-btn {
    color: var(--accent);
}
body.dark-theme .comment-box .reply-btn:hover {
    color: var(--primary);
}

/* ========== پلی‌لیست در شب ========== */
body.dark-theme .playlist-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid transparent;
}
body.dark-theme .playlist-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.04);
}
body.dark-theme .playlist-item .order {
    color: var(--text-muted);
}
body.dark-theme .playlist-item .info .title {
    color: var(--text-primary);
}
body.dark-theme .playlist-item .info .artist {
    color: var(--text-muted);
}
body.dark-theme .playlist-item .remove-from-playlist {
    color: var(--text-muted);
}
body.dark-theme .playlist-item .remove-from-playlist:hover {
    color: var(--primary);
}

/* ========== هیرو در شب ========== */
body.dark-theme .hero-section {
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.06), rgba(107, 203, 255, 0.03));
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}
body.dark-theme .hero-section h1 {
    color: var(--text-primary);
}
body.dark-theme .hero-section .lead {
    color: var(--text-secondary);
}
body.dark-theme .hero-section img {
    filter: drop-shadow(0 0 60px rgba(255, 107, 107, 0.1));
}

/* ========== نشان‌ها و تگ‌ها در شب ========== */
body.dark-theme .badge-glow {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.15);
}
body.dark-theme .badge-glow.text-bg-danger {
    background: var(--primary) !important;
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.2);
}
body.dark-theme .badge-glow.text-bg-info {
    background: var(--accent) !important;
    box-shadow: 0 0 30px rgba(107, 203, 255, 0.2);
}

/* ========== مودال در شب ========== */
body.dark-theme .modal-content {
    background: var(--bg-glass);
    backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.7);
}
body.dark-theme .modal-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
body.dark-theme .modal-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}
body.dark-theme .modal-title {
    color: var(--text-primary);
}
body.dark-theme .btn-close {
    filter: invert(1) brightness(2);
}

/* ========== نوتیفیکیشن در شب ========== */
body.dark-theme .notification-item {
    background: rgba(255, 255, 255, 0.02);
    border-left-color: var(--accent);
}
body.dark-theme .notification-item:hover {
    background: rgba(255, 255, 255, 0.04);
}

/* ========== فوتر در شب ========== */
body.dark-theme footer {
    color: var(--text-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    background: var(--bg-card);
}

/* ========== هشدارها و پیام‌ها در شب ========== */
body.dark-theme .alert-glow {
    background: rgba(255, 107, 107, 0.06);
    border-left-color: var(--primary);
    color: var(--text-primary);
}
body.dark-theme .alert-success-glow {
    background: rgba(46, 204, 113, 0.08);
    border-left-color: #2ecc71;
}
body.dark-theme .alert-info-glow {
    background: rgba(107, 203, 255, 0.06);
    border-left-color: var(--accent);
}
body.dark-theme .alert-danger {
    background: rgba(255, 107, 107, 0.08);
    border: 1px solid rgba(255, 107, 107, 0.15);
    color: var(--primary-light);
}
body.dark-theme .alert-success {
    background: rgba(46, 204, 113, 0.08);
    border: 1px solid rgba(46, 204, 113, 0.15);
    color: #55efc4;
}

/* ========== دکمه تغییر تم در شب ========== */
body.dark-theme .theme-toggle {
    color: var(--text-secondary);
}
body.dark-theme .theme-toggle:hover {
    color: var(--text-light);
    background: rgba(255, 255, 255, 0.05);
    transform: rotate(20deg) scale(1.1);
}

/* ========== کلاس‌های کمکی در شب ========== */
body.dark-theme .text-gradient {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.dark-theme .bg-glass-light {
    background: var(--bg-glass);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

body.dark-theme .shadow-soft {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}
body.dark-theme .shadow-medium {
    box-shadow: 0 8px 50px rgba(0, 0, 0, 0.4);
}
body.dark-theme .shadow-strong {
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
}

/* ========== نوار پیشرفت ویژه شب ========== */
body.dark-theme .progress-bar-custom {
    background: rgba(255, 255, 255, 0.06);
}
body.dark-theme .progress-bar-custom .progress-fill {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.2);
}

/* ========== افکت‌های نئون اضافی برای المان‌ها ========== */
/* افکت لبه‌های درخشان */
body.dark-theme .neon-border {
    border: 1px solid rgba(255, 107, 107, 0.15);
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.05), inset 0 0 30px rgba(255, 107, 107, 0.02);
}

/* افکت شیشه‌ای با درخشش */
body.dark-theme .glass-neon {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4), 0 0 60px rgba(255, 107, 107, 0.03);
}

/* ========== انیمیشن‌های ویژه شب ========== */
@keyframes neonFlicker {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
    75% { opacity: 0.95; }
}

body.dark-theme .neon-flicker {
    animation: neonFlicker 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { box-shadow: 0 0 20px rgba(255, 107, 107, 0.1); }
    50% { box-shadow: 0 0 50px rgba(255, 107, 107, 0.2), 0 0 80px rgba(107, 203, 255, 0.1); }
}

body.dark-theme .glow-pulse {
    animation: glowPulse 4s ease-in-out infinite;
}

/* ========== حالت انتخاب شده در شب ========== */
body.dark-theme .active-glow {
    box-shadow: 0 0 0 3px var(--primary), 0 0 40px rgba(255, 107, 107, 0.08);
}

/* ========== اسپینر و لودینگ در شب ========== */
body.dark-theme .spinner-border {
    color: var(--primary) !important;
    border-color: var(--primary) transparent transparent transparent !important;
}

/* ========== انتقال نرم برای تغییر تم ========== */
body.dark-theme,
body.dark-theme *,
body.dark-theme .song-card,
body.dark-theme .glass-form,
body.dark-theme .player-bar {
    transition: background 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                color 0.3s ease,
                border-color 0.4s ease,
                box-shadow 0.4s ease;
}

/* ========== رفع تداخل با تم روز ========== */
/* تمام کلاس‌های body.dark-theme فقط در تم شب اعمال می‌شوند */

/* ========== خاتمه ========== */
/* تم شب برای سایت موسیقی‌ما - طراحی شده با عشق ❤️
   همراه با افکت‌های نئون و درخشش فوق‌العاده */