/* Общие стили и переменные тем */
:root {
    --color-bg-main: #f3f4f6;
    --color-bg-card: #fff;
    --color-bg-hover: #f1f5f9;
    --color-bg-input: #f8fafc;
    --color-bg-dropdown: #fff;
    --color-bg-active-item: #e0e7ff;
    --color-bg-notification: #2c3e50;
    
    --color-text-primary: #333;
    --color-text-secondary: #6b7280;
    --color-text-headings: #111;
    --color-text-label: #475569;
    --color-text-notification: #fff;
    
    --color-border: #e5e7eb;
    --color-border-input: #d1d5db;
    --color-border-dashed: #cbd5e1;
    
    --color-primary: #3b82f6;
    --color-primary-hover: #2563eb;
    --color-primary-dark: #1d4ed8;
    
    --color-danger: #ef4444;
    --color-danger-hover: #dc2626;
    --color-danger-bg: #fee2e2;
    --color-danger-text: #b91c1c;
    --color-danger-border: #f87171;
    
    --color-success-fill: #22c55e;
    --color-success-bg: #f0fdf4;
    --color-success-text: #065f46;
    --color-success-border: #34d399;

    --color-info-bg: #e0f2fe;
    --color-info-text: #1e40af;
    --color-info-border: #60a5fa;
    
    --color-telegram: #0088CC;
    --color-telegram-hover: #0077B3;
    
    --color-header-brand-1: var(--color-primary);
    --color-header-brand-2: var(--color-danger);

    --color-chart-used: var(--color-danger);
    --color-chart-free: var(--color-primary);

    --box-shadow-card: 0 4px 12px rgba(0, 0, 0, 0.05);
    --box-shadow-header: 0 2px 10px rgba(0, 0, 0, 0.1);
    --box-shadow-dropdown: 0 4px 15px rgba(0, 0, 0, 0.1);
}

[data-theme="alternative"] {
    --color-primary: #674C4C;
    --color-primary-hover: #5A4141;
    --color-primary-dark: #4E3636;
    --color-danger: #70AEC1;
    --color-danger-hover: #6098AA;
    --color-danger-bg: #eaf4f7;
    --color-danger-text: #4a7280;
    --color-danger-border: #a4c4cf;
    --color-bg-active-item: #e9e5e5;
}

[data-theme="dark"] {
    --color-bg-main: #1a1c1e;
    --color-bg-card: #25282c;
    --color-bg-hover: #31353a;
    --color-bg-input: #31353a;
    --color-bg-dropdown: #31353a;
    --color-bg-active-item: rgba(59, 130, 246, 0.25);
    --color-bg-notification: #3a3d40;

    --color-text-primary: #e1e1e1;
    --color-text-secondary: #8e9297;
    --color-text-headings: #ffffff;
    --color-text-label: #a0a6ac;
    --color-text-notification: #e1e1e1;
    
    --color-border: #40444b;
    --color-border-input: #50545b;
    --color-border-dashed: #50545b;

    --color-primary: #3b82f6;
    --color-primary-hover: #5294f7;
    --color-primary-dark: #5294f7;

    --color-danger: #e5484d;
    --color-danger-hover: #f16268;
    --color-danger-bg: rgba(229, 72, 77, 0.15);
    --color-danger-text: #f37f83;
    --color-danger-border: rgba(229, 72, 77, 0.4);

    --color-success-bg: rgba(34, 197, 94, 0.1);
    --color-success-text: #a7f3d0;
    --color-success-border: rgba(34, 197, 94, 0.4);

    --color-info-bg: rgba(96, 165, 250, 0.1);
    --color-info-text: #93c5fd;
    --color-info-border: rgba(96, 165, 250, 0.3);

    --box-shadow-card: 0 4px 12px rgba(0, 0, 0, 0.2);
    --box-shadow-header: 0 2px 4px rgba(0, 0, 0, 0.2);
    --box-shadow-dropdown: 0 4px 15px rgba(0, 0, 0, 0.25);
}

body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background: var(--color-bg-main);
    color: var(--color-text-primary);
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

a {
    text-decoration: none;
    color: inherit;
}

h1, h2, h3 {
    margin: 0 0 10px;
    color: var(--color-text-headings);
}

* {
    box-sizing: border-box;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 30px;
    background: var(--color-bg-card);
    box-shadow: var(--box-shadow-header);
    position: sticky;
    top: 0;
    z-index: 1100;
    width: 100%;
    left: 0;
    border-bottom: 1px solid var(--color-border);
}

.header-brand {
    font-size: 20px;
    font-weight: 700;
}

.brand-logo {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

.brand-logo:hover {
    color: var(--color-primary-hover);
}

.header-brand .brand-part-1 {
    color: var(--color-header-brand-1);
}
.header-brand .brand-part-2 {
    color: var(--color-header-brand-2);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.hamburger-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    position: relative;
    z-index: 1200;
}

.hamburger-icon {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-text-primary);
    position: relative;
    transition: all 0.3s ease;
}

.hamburger-icon::before,
.hamburger-icon::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 3px;
    background: var(--color-text-primary);
    transition: all 0.3s ease;
}

.hamburger-icon::before {
    top: -8px;
}

.hamburger-icon::after {
    top: 8px;
}

.hamburger-btn.active .hamburger-icon {
    background: transparent;
}

.hamburger-btn.active .hamburger-icon::before {
    top: 0;
    transform: rotate(45deg);
}

.hamburger-btn.active .hamburger-icon::after {
    top: 0;
    transform: rotate(-45deg);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-name {
    font-size: 16px;
    color: var(--color-text-secondary);
}

.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    border-radius: 8px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: background 0.3s ease, color 0.3s ease;
}

.dropdown-toggle:hover {
    background: var(--color-bg-hover);
    color: var(--color-primary-dark);
}

.dropdown-toggle:hover .user-name,
.dropdown-toggle:hover i.fa-user {
    color: var(--color-primary-dark);
}

.dropdown-toggle:hover .user-avatar {
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.dropdown-toggle i.fa-user {
    font-size: 18px;
    color: var(--color-text-secondary);
    transition: color 0.3s ease;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--color-bg-dropdown);
    box-shadow: var(--box-shadow-dropdown);
    border-radius: 8px;
    min-width: 150px;
    padding: 5px 0;
    z-index: 1000;
    border: 1px solid var(--color-border);
}

.dropdown-menu.active {
    display: block;
}

.dropdown-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.dropdown-menu li {
    list-style-type: none;
}

.dropdown-item {
    display: block;
    padding: 10px 20px;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: background 0.3s ease, color 0.3s ease;
}

.dropdown-item:hover {
    background: var(--color-bg-hover);
    color: var(--color-text-primary);
}

.dropdown-item i {
    margin-right: 8px;
}

.user-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-border);
    transition: all 0.3s ease;
    vertical-align: middle;
    margin-left: 8px;
}

/* Мобильное меню */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-bg-card);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 1200;
    transition: right 0.3s ease-in-out;
    overflow: hidden;
}

.mobile-menu.open {
    right: 0;
}

.mobile-menu-header {
    padding: 15px 16px;
    display: flex;
    justify-content: flex-end;
    width: 100%;
    box-sizing: border-box;
}

.close-menu-btn {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--color-text-primary);
    cursor: pointer;
    padding: 10px;
}

.mobile-menu .upload-section {
    padding: 0 16px;
    flex-grow: 1;
    overflow-y: auto;
    width: 100%;
    box-sizing: border-box;
    gap: 20px;
    margin-bottom: 20px;
}

.mobile-menu .profile-box,
.mobile-menu .telegram-box,
.mobile-menu .upload-box {
    padding: 20px 16px;
    border-radius: 12px;
}

.mobile-profile-header {
    padding: 0;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    box-sizing: border-box;
}

.mobile-profile-actions {
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    box-sizing: border-box;
}

.mobile-profile-actions.profile-btn-row {
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 10px;
    justify-content: space-between;
}

.mobile-profile-actions.profile-btn-row .btn {
    width: auto;
    flex: 1;
    min-width: 0;
}

.profile-btn {
    background-color: var(--color-primary);
    color: white;
}

.profile-btn:hover {
    background-color: var(--color-primary-hover);
}

.logout-btn {
    background-color: var(--color-danger);
    color: white;
}

.logout-btn:hover {
    background-color: var(--color-danger-hover);
}

.user-avatar-icon {
    font-size: 24px;
    color: var(--color-text-secondary);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.main-content {
    display: grid;
    grid-template-columns: 320px 1fr 320px; 
    gap: 20px;
    margin-top: 20px;
    width: 100%;
    max-width: 1600px;
    padding: 0 20px;
    margin-left: auto;
    margin-right: auto;
    align-items: start;
}

.main-content-col {
    min-width: 0;
}

.main-content-col:nth-child(1),
.main-content-col:nth-child(3) {
    position: sticky;
    top: 80px;
}

.auth-container {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    background: var(--color-bg-main);
}

.auth-card {
    background: var(--color-bg-card);
    padding: 40px 30px;
    border-radius: 20px;
    max-width: 400px;
    width: 100%;
    box-shadow: var(--box-shadow-card);
    text-align: center;
    border: 1px solid var(--color-border);
}

.auth-header h1 {
    font-size: 26px;
    margin-bottom: 10px;
}

.auth-header p {
    color: var(--color-text-secondary);
    margin-bottom: 30px;
}

.google-auth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 12px 20px;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border-input);
    border-radius: 10px;
    cursor: pointer;
    font-weight: 500;
    color: var(--color-text-primary);
    transition: background-color 0.3s ease, border-color 0.3s ease;
    width: 100%;
    margin: 0 auto 20px;
    font-family: inherit;
}

.google-auth-btn:hover {
    background-color: var(--color-bg-hover);
    border-color: #9ca3af;
}

.google-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.google-icon img {
    width: 20px;
    height: 20px;
}

.btn-text {
    font-size: 16px;
}

.auth-footer {
    margin-top: 30px;
    font-size: 13px;
    color: var(--color-text-secondary);
}

.upload-section {
    display: flex;
    flex-direction: column;
    gap: 20px; 
    transition: all 0.3s ease;
    width: 100%;
    min-width: 0;
}

.upload-box,
.telegram-box,
.profile-box,
.placeholder-card {
    background: var(--color-bg-card);
    padding: 20px; 
    border-radius: 12px;
    box-shadow: var(--box-shadow-card);
    border: 1px solid var(--color-border);
    width: 100%;
    position: relative;
}

.upload-box h2,
.telegram-box h2,
.profile-box h2,
.placeholder-card h3 {
    font-size: 16px; 
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.upload-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.file-input-group {
    position: relative;
}

.file-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px; 
    padding: 10px;
    background-color: var(--color-bg-input);
    border: 2px dashed var(--color-border-dashed);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    flex-direction: column;
    height: 100px;
}

.file-label:hover {
    background-color: var(--color-bg-hover);
    border-color: #94a3b8;
}

.file-icon {
    font-size: 20px;
    color: var(--color-text-secondary);
}

.file-text {
    font-size: 14px;
    color: var(--color-text-label);
}

.file-name {
    margin-top: 8px;
    font-size: 12px;
    color: var(--color-text-secondary);
    text-align: center;
    word-break: break-word;
}

input[type="file"] {
    display: none;
}

.btn {
    padding: 10px 18px; 
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    width: 100%;
    height: 42px;
    line-height: 1.2em;
    font-size: 14px;
}

.upload-btn {
    background-color: var(--color-primary);
    color: white;
}

.upload-btn:hover {
    background-color: var(--color-primary-hover);
}

.upload-btn.disabled,
.google-auth-btn.disabled {
    background-color: #d1d5db;
    color: #6b7280;
    cursor: not-allowed;
    opacity: 0.7;
    border-color: #d1d5db;
}

.upload-btn.disabled:hover,
.google-auth-btn.disabled:hover {
    background-color: #d1d5db;
    border-color: #d1d5db;
}

.telegram-button {
    background-color: var(--color-telegram);
    color: white !important;
    text-decoration: none !important;
    transition: background-color 0.3s ease;
}

.telegram-button:hover {
    background-color: var(--color-telegram-hover);
}

a[href*="t.me"] {
    color: var(--color-primary-dark);
    font-weight: bold;
    text-decoration: underline;
    transition: color 0.3s ease;
}

a[href*="t.me"]:hover {
    color: var(--color-primary-hover);
}

.audio-item .play-btn {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    padding: 0;
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    position: relative;
    overflow: hidden;
}

.audio-item .play-btn:hover {
    background-color: var(--color-primary-hover);
}

.audio-item .play-btn i {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.audio-item .play-btn .fa-play {
    opacity: 1; 
}
.audio-item .play-btn .fa-pause {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
}

.audio-item.active:not(.paused) .play-btn .fa-play {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
}
.audio-item.active:not(.paused) .play-btn .fa-pause {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.audio-item.active.paused .play-btn .fa-play {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}
.audio-item.active.paused .play-btn .fa-pause {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
}

.telegram-box .delete-btn {
    background-color: var(--color-danger);
    color: white;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    padding: 12px 20px;
    width: 100%;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.audio-section {
    background: var(--color-bg-card);
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--box-shadow-card);
    width: 100%;
    border: 1px solid var(--color-border);
}

.player-wrapper {
    position: sticky;
    top: 80px;
    z-index: 100;
    background-color: transparent;
    padding-bottom: 0;
    margin-bottom: 20px;
}

.global-player {
    background: var(--color-bg-card);
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 0; 
    box-shadow: var(--box-shadow-card);
    border: 1px solid var(--color-border);
    overflow: hidden;
    width: 100%;
}

.player-info {
    margin-bottom: 12px;
    min-height: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.now-playing {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}

.track-name {
    font-size: 16px;
    font-weight: 600;
    white-space: normal;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    line-height: 1.3;
}

.player-controls {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 10px;
    width: 100%;
}

.control-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-primary);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.3s ease;
    flex-shrink: 0;
}

.control-btn:hover {
    background: var(--color-primary-hover);
}

.control-btn i {
    font-size: 14px;
}

.play-pause {
    width: 40px;
    height: 40px;
}

.play-pause i {
    font-size: 16px;
}

.progress-container {
    flex-grow: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
}

.progress-bar {
    flex-grow: 1;
    height: 5px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--color-border);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
    min-width: 50px;
}

.progress-bar::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
}

.time-container {
    display: flex;
    align-items: center;
    gap: 5px;
    flex-shrink: 0;
}

.time {
    font-size: 12px;
    color: var(--color-text-secondary);
    min-width: 35px;
    text-align: center;
}

.time-separator {
    color: #d1d5db;
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    flex-shrink: 0;
}

.volume-icon {
    color: var(--color-text-secondary);
    font-size: 16px;
}

.volume-slider {
    width: 80px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--color-border);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
}

.audio-list {
    margin-top: 0;
}

.audio-list h2 {
    font-size: 16px;
    margin-bottom: 10px;
}

.audio-items {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.audio-item {
    border: 1px solid var(--color-border);
    padding: 4px 12px;
    border-radius: 8px; 
    background-color: var(--color-bg-input);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px; 
    transition: all 0.2s ease;
    cursor: pointer;
    min-height: auto; 
}

.audio-item:hover {
    background-color: var(--color-bg-hover);
    border-color: var(--color-border-input);
}

.audio-item.active {
    background-color: var(--color-bg-active-item);
    border-color: var(--color-primary);
}
[data-theme="dark"] .audio-item.active .audio-title {
    color: #fff;
}


.audio-title {
    font-size: 14px; 
    font-weight: 500;
    flex-grow: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap; 
    padding-right: 10px;
}

.no-audio {
    color: var(--color-text-secondary);
    font-style: italic;
    text-align: center;
    padding: 20px;
}

.message {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 15px;
    font-size: 14px;
}

.error-message {
    background-color: var(--color-danger-bg);
    color: var(--color-danger-text);
    border: 1px solid var(--color-danger-border);
}

.success-message {
    background-color: var(--color-success-bg);
    color: var(--color-success-text);
    border: 1px solid var(--color-success-border);
}

.info-message {
    background-color: var(--color-info-bg);
    color: var(--color-info-text);
    border: 1px solid var(--color-info-border);
}

.login-form {
    margin-top: 30px;
}

.form-input-group {
    margin-bottom: 20px;
}

.form-input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-input-group input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--color-border-input);
    border-radius: 8px;
    font-size: 15px;
    transition: border-color 0.3s ease;
    background-color: var(--color-bg-input);
    color: var(--color-text-primary);
}

.form-input-group input:focus {
    border-color: var(--color-primary);
    outline: none;
}

.login-btn {
    width: 100%;
    padding: 12px;
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.login-btn:hover {
    background-color: var(--color-primary-hover);
}

.form-footer {
    margin-top: 20px;
    text-align: center;
    font-size: 14px;
    color: var(--color-text-secondary);
}

.form-footer a {
    color: var(--color-primary);
    font-weight: 500;
}

.profile-section {
    width: 100%;
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background: var(--color-bg-card);
    border-radius: 15px;
    box-shadow: var(--box-shadow-card);
    border: 1px solid var(--color-border);
    display: block;
    overflow: hidden;
    position: relative;
}

.profile-mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-bg-card);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 1200;
    transition: right 0.3s ease-in-out;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.profile-mobile-menu.open {
    right: 0;
}

.profile-mobile-header {
    padding: 15px 16px; 
    display: flex;
    justify-content: flex-end;
    border-bottom: 1px solid var(--color-border);
    width: 100%;
    box-sizing: border-box;
}

.close-profile-menu-btn {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--color-text-primary);
    cursor: pointer;
    padding: 10px;
}

.profile-content {
    display: flex;
    flex-direction: column;
    width: 100%;
    flex-grow: 1;
    overflow-y: auto;
}

.profile-content .profile-name {
    margin-bottom: 20px;
}

.profile-content .columns-wrapper {
    display: flex;
    gap: 20px;
    width: 100%;
}

.profile-content .column {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 0;
}

.stats-card, .referral-card, .storage-card, .regulations-card {
    background: var(--color-bg-input);
    padding: 15px;
    border-radius: 10px;
    border: 1px solid var(--color-border);
    display: block;
}

.stats-card h3, .referral-card h3, .storage-card h3, .regulations-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.stats-card p, .referral-card p, .storage-card p, .regulations-card p {
    margin: 5px 0;
    color: var(--color-text-secondary);
}

.chart-container {
    position: relative;
    width: 100%;
    max-width: 300px;
    margin: 15px auto 0;
    height: 200px;
}

.storage-chart {
    width: 100%;
    height: 100%;
}

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
    border-radius: 15px;
    display: none;
}
[data-theme="dark"] .loading-overlay {
    background-color: rgba(37, 40, 44, 0.8);
}

.loader {
    border: 4px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.profile-header {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 10;
}

.close-profile-btn {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--color-text-primary);
    cursor: pointer;
    padding: 8px;
    transition: color 0.3s ease;
}

.close-profile-btn:hover {
    color: var(--color-danger);
}

body.mobile-menu-open {
    overflow: hidden;
}

.google-auth-btn .fa-telegram {
    color: var(--color-telegram); 
    font-size: 22px; 
}

.auth-footer a {
    color: var(--color-primary); 
    font-weight: 500;
    text-decoration: underline; 
    transition: color 0.2s ease;
}

.auth-footer a:hover {
    color: var(--color-primary-hover); 
}

.header .header-brand {
    font-size: 25px; 
    line-height: 1;  
}

.mobile-menu-container {
    display: flex;
    width: 200%;
    height: 100%;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: translateX(0);
}

.mobile-menu.is-showing-profile .mobile-menu-container {
    transform: translateX(-50%);
}

.mobile-menu-pane {
    width: 50%;
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.mobile-menu-header {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 8px 16px;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
    position: relative;
    min-height: 56px;
}

.mobile-menu-title {
    font-size: 18px;
    font-weight: 600;
}

.back-menu-btn,
.mobile-menu .close-menu-btn {
    background: none;
    border: none;
    font-size: 22px;
    color: var(--color-text-primary);
    cursor: pointer;
    padding: 10px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
}

.back-menu-btn {
    left: 6px;
}

.mobile-menu .close-menu-btn {
    right: 6px;
}

.mobile-menu-content {
    padding: 16px 0;
    overflow-y: auto;
    height: 100%;
}

.mobile-menu-content .upload-section,
.mobile-menu-content .profile-content {
    padding-left: 16px; 
    padding-right: 16px;
}

.mobile-menu-content .upload-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.profile-mobile-menu {
    display: none !important;
}

.mobile-menu .profile-box .profile-btn-row {
    display: flex;
    flex-direction: row;
    gap: 10px;
}
.mobile-menu .profile-box .profile-btn-row .btn {
    flex: 1;
}

.referral-link-container {
    display: flex;
    align-items: center;
    background-color: var(--color-bg-input);
    border: 1px solid var(--color-border-input);
    border-radius: 8px;
    padding: 8px 12px;
    width: 100%;
    overflow: hidden;
}

.referral-link-text {
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: monospace;
    font-size: 14px;
    color: var(--color-text-secondary);
}

.copy-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 5px;
    margin-left: 10px;
    color: var(--color-text-secondary);
    transition: color 0.2s ease, transform 0.2s ease;
    flex-shrink: 0;
}

.copy-btn:hover {
    color: var(--color-primary);
    transform: scale(1.1);
}

.copy-btn i {
    font-size: 16px;
    display: block;
}

.copy-notification {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--color-bg-notification);
    color: var(--color-text-notification);
    padding: 12px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    font-size: 15px;
    font-weight: 500;
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.4s ease;
    pointer-events: none;
}

.copy-notification.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.upload-progress-list {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.upload-progress-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px;
    background-color: var(--color-bg-input);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    transition: background-color 0.3s ease;
    overflow: hidden;
}

.file-info {
    flex-grow: 1;
    min-width: 0;
}

.file-info-name {
    display: block;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-info-size {
    display: block;
    font-size: 12px;
    color: var(--color-text-secondary);
}

.progress-bar-container {
    flex-basis: 150px;
    flex-shrink: 0;
    height: 8px;
    background-color: var(--color-border);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    width: 0;
    height: 100%;
    background-color: var(--color-primary);
    border-radius: 4px;
    transition: width 0.2s linear;
}

.status-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    font-size: 16px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-progress-item.success {
    background-color: var(--color-success-bg);
    border-color: var(--color-success-border);
}

.upload-progress-item.success .progress-bar-fill {
    background-color: var(--color-success-fill);
}

.upload-progress-item.success .status-icon {
    color: var(--color-success-fill);
}

.upload-progress-item.error {
    background-color: var(--color-danger-bg);
    border-color: var(--color-danger-border);
}

.upload-progress-item.error .progress-bar-fill {
    background-color: var(--color-danger);
}

.upload-progress-item.error .status-icon {
    color: var(--color-danger);
}

.upload-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px; 
}

.upload-actions .btn {
    flex: 1; 
}

.cancel-btn {
    background-color: #6c757d; 
    color: white;
}

.cancel-btn:hover {
    background-color: #5a6268;
}

/* === ACTION BUTTONS v3 === */
.actions-container {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.icon-action-btn {
    width: 32px;
    height: 32px;
    padding: 0;
    font-size: 14px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    color: white;
    transition: background-color 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.actions-container .menu-toggle-btn {
    background-color: transparent;
    color: var(--color-text-secondary);
}
.actions-container .menu-toggle-btn:hover {
    background-color: var(--color-bg-hover);
}

.actions-container .download-btn {
    background-color: var(--color-primary);
}
.actions-container .download-btn:hover {
    background-color: var(--color-primary-hover);
}

.actions-container .delete-trigger-btn {
    background-color: var(--color-danger);
}
.actions-container .delete-trigger-btn:hover {
    background-color: var(--color-danger-hover);
}

.btn-sm {
    height: 32px;
    width: auto;
    padding: 0 12px;
    font-size: 13px;
    font-weight: 600;
}

.actions-container .btn-confirm-delete {
    background-color: var(--color-danger);
}
.actions-container .btn-confirm-delete:hover {
    background-color: var(--color-danger-hover);
}

.actions-container .btn-cancel-delete {
    background-color: #6c757d;
}
.actions-container .btn-cancel-delete:hover {
    background-color: #5a6268;
}


.actions-container .main-actions,
.actions-container .delete-confirm {
    display: none;
    align-items: center;
    gap: 6px;
}
.audio-item.is-actions-active .actions-container .menu-toggle-btn { display: none; }
.audio-item.is-actions-active .actions-container .main-actions { display: flex; }

.audio-item.is-deleting .actions-container .menu-toggle-btn,
.audio-item.is-deleting .actions-container .main-actions {
    display: none;
}
.audio-item.is-deleting .actions-container .delete-confirm {
    display: flex;
}


/* ======================================================= */
/* === СТИЛИ ДЛЯ ВИЗУАЛИЗАТОРА МУЗЫКИ === */
/* ======================================================= */

.visualizer-card {
    background: var(--color-bg-card);
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--box-shadow-card);
    border: 1px solid var(--color-border);
    width: 100%;
}

.visualizer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    position: relative;
}

.visualizer-header h3 {
    font-size: 16px;
    margin: 0;
}

.visualizer-card .icon-btn, .equalizer-card .icon-btn {
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 5px;
    font-size: 16px;
    transition: color 0.2s ease, transform 0.2s ease;
}

.visualizer-card .icon-btn:hover, .equalizer-card .icon-btn:hover {
    color: var(--color-primary);
    transform: scale(1.1);
}

.visualizer-container {
    position: relative;
    width: 100%;
    height: 200px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}
[data-theme="dark"] .visualizer-container {
    background: #111;
}


#visualizer-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

#exit-fullscreen-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 2101;
    display: none; 
    color: white;
    font-size: 24px;
}

.visualizer-container.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #000;
    z-index: 2100;
    border-radius: 0;
    border: none;
}

.visualizer-container.fullscreen #exit-fullscreen-btn {
    display: block;
}

.visualizer-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 10px;
    background: linear-gradient(to top, rgba(0,0,0,0.5), transparent);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.visualizer-container:hover .visualizer-controls,
.visualizer-container.fullscreen .visualizer-controls {
    opacity: 1;
}

.visualizer-controls .ctrl-btn {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.2s ease;
}

.visualizer-controls .ctrl-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

#preset-select {
    background-color: transparent;
    color: var(--color-text-primary);
    border: none;
    border-bottom: 2px solid var(--color-primary);
    border-radius: 0;
    padding: 5px;
    font-size: 16px;
    text-align: center;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    cursor: pointer;
}
[data-theme="dark"] #preset-select {
    color: #fff;
}


#preset-select option {
    background-color: #1a1a1a;
    color: #fff;
}

/* ================================== */
/* === СТИЛИ ДЛЯ ЭКВАЛАЙЗЕРА === */
/* ================================== */

.equalizer-card {
    background: var(--color-bg-card);
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--box-shadow-card);
    border: 1px solid var(--color-border);
    width: 100%;
    margin-top: 20px;
    overflow: hidden;
}

.equalizer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.equalizer-header h3 {
    font-size: 16px;
    margin: 0;
}

.equalizer-bands {
    display: flex;
    justify-content: space-around;
    align-items: flex-end; /* Выравниваем по нижнему краю */
    padding-top: 10px; /* Даем немного места сверху */
    height: 150px;
}

.eq-band {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end; /* Прижимаем содержимое к низу */
    width: 30px; 
    height: 100%;
}

.eq-label {
    font-size: 11px;
    color: var(--color-text-secondary);
    white-space: nowrap;
    margin-top: 70px; /* Явный отступ снизу от ползунка */
}

.eq-slider {
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    cursor: pointer;
    width: 110px; 
    transform-origin: center;
    transform: rotate(-90deg);
}

.eq-slider::-webkit-slider-runnable-track {
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
}
.eq-slider::-moz-range-track {
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
}

.eq-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    margin-top: -6px;
    width: 18px;
    height: 18px;
    background: var(--color-primary);
    border-radius: 50%;
    border: 3px solid var(--color-bg-card);
    box-shadow: 0 1px 5px rgba(0,0,0,0.2);
}
.eq-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
    border: 3px solid var(--color-bg-card);
    box-shadow: 0 1px 5px rgba(0,0,0,0.2);
}

@media (max-width: 1200px) { 
    .main-content {
        display: block; 
        gap: 0;
        max-width: 100%;
        padding: 0 16px;
    }

    .main-content-col,
    .main-content-col:nth-child(1),
    .main-content-col:nth-child(3) {
        display: block;
        position: static; 
    }

    .desktop-only {
        display: none !important;
    }

    .main-content .upload-section {
        display: none;
    }

    .audio-section {
        grid-column: auto;
        padding: 0;
        min-height: auto;
        max-width: 100%;
        background: transparent;
        box-shadow: none;
        border: none;
        margin-bottom: 30px;
    }
    
    .player-wrapper {
        padding: 0;
        margin: 0 0 15px 0;
        position: sticky;
        top: 56px;
        z-index: 100;
    }
    
    .global-player {
        border-radius: 12px;
        padding: 16px;
        margin: 0;
        box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        border: 1px solid var(--color-border);
    }
    
    .audio-list {
        margin-top: 0;
        padding: 0;
    }

    .audio-items {
        gap: 5px; 
    }

    .audio-item {
        padding: 4px 10px;
        border-radius: 8px;
        gap: 8px;
    }
    
    .audio-title {
        font-size: 14px; 
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .audio-item .play-btn {
        padding: 0;
        width: 30px;
        height: 30px;
        font-size: 13px;
        border-radius: 5px;
    }

    .auth-card {
        padding: 30px 20px;
    }

    .profile-section {
        display: none;
    }

    .profile-mobile-menu {
        padding: 0;
        display: block;
    }

    .profile-content {
        padding: 16px;
        display: flex;
        flex-direction: column;
        gap: 20px;
        width: 100%;
        box-sizing: border-box;
    }

    .profile-content .columns-wrapper {
        flex-direction: column;
        gap: 20px;
    }

    .profile-content .column {
        flex: 1 1 100%;
    }

    .stats-card, .referral-card, .storage-card, .regulations-card {
        padding: 12px;
    }

    .profile-name {
        font-size: 20px;
    }

    .stats-card h3, .referral-card h3, .storage-card h3, .regulations-card h3 {
        font-size: 16px;
    }

    .stats-card p, .referral-card p, .storage-card p, .regulations-card p {
        font-size: 14px;
    }

    .chart-container {
        max-width: 250px;
        height: 150px;
    }
}

@media (max-width: 600px) {
    .hamburger-btn {
        display: flex;
    }

    .header {
        padding: 12px 16px;
        min-height: 56px;
    }
    
    .upload-box,
    .telegram-box,
    .profile-box {
        padding: 16px;
        margin-bottom: 0;
        border-radius: 12px;
    }

    .telegram-box {
        margin-top: 0;
    }

    .audio-list h2 {
        padding: 16px;
        margin: 0;
        font-size: 18px;
    }

    .audio-item {
        margin: 0 0 5px 0; 
        padding: 4px 12px;
        border-radius: 10px;
    }

    .no-audio {
        padding: 16px;
        border-radius: 12px;
        border: 1px solid var(--color-border);
    }

    .track-name {
        font-size: 16px;
        line-height: 1.3;
        -webkit-line-clamp: 2;
    }

    .player-info {
        min-height: 50px;
    }

    .player-controls {
        gap: 8px;
        padding: 0;
        flex-wrap: wrap; 
    }

    .control-btn {
        width: 36px;
        height: 36px;
    }

    .play-pause {
        width: 40px;
        height: 40px;
    }
}