/* Admin Styles */

:root {
    --color-bg: #ffffff;
    --color-bg-alt: #f8f9fa;
    --color-text: #1a1a1a;
    --color-text-muted: #6b7280;
    --color-border: #e5e7eb;
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --transition: 150ms ease;
}

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

body {
    font-family: var(--font-family);
    background: var(--color-bg-alt);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1rem;
}

.hidden { display: none !important; }

/* Login */
.login-view {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.login-card {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: 2rem;
    width: 100%;
    max-width: 360px;
    box-shadow: var(--shadow-lg);
}

.login-card h1 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.625rem 0.75rem;
    font-size: 0.875rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    transition: border-color var(--transition);
}

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

.form-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.error-message {
    background: #fef2f2;
    color: var(--color-danger);
    padding: 0.75rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition);
}

.btn svg { width: 18px; height: 18px; }
.btn-block { width: 100%; }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8125rem; }
.btn-icon { padding: 0.5rem; }

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

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}
.btn-secondary:hover { background: var(--color-bg-alt); }

.btn-danger {
    background: var(--color-danger);
    color: white;
}
.btn-danger:hover { background: #dc2626; }

/* Admin Header */
.admin-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.admin-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
}

.logo span {
    font-weight: 400;
    color: var(--color-text-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.status-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 999px;
    background: var(--color-bg-alt);
    color: var(--color-text-muted);
}

.status-badge.success { background: #d1fae5; color: #065f46; }
.status-badge.warning { background: #fef3c7; color: #92400e; }

/* Admin Main */
.admin-main {
    padding: 2rem 0;
}

/* Upload Section */
.upload-section {
    margin-bottom: 2rem;
}

.dropzone {
    background: var(--color-bg);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
}

.dropzone:hover,
.dropzone.dragover {
    border-color: var(--color-primary);
    background: #eff6ff;
}

.dropzone-content svg {
    width: 48px;
    height: 48px;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.dropzone-content p {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.dropzone-content span {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.upload-progress {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.progress-bar {
    height: 8px;
    background: var(--color-bg-alt);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: var(--color-primary);
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-align: center;
}

/* Mixes Section */
.mixes-section {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

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

.section-header h2 {
    font-size: 1.125rem;
}

.admin-mixes-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.loading {
    text-align: center;
    padding: 2rem;
    color: var(--color-text-muted);
}

/* Mix Item */
.mix-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--transition);
}

.mix-item:hover {
    background: var(--color-border);
}

.mix-item-info {
    flex: 1;
    min-width: 0;
}

.mix-item-title {
    font-weight: 500;
    margin-bottom: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mix-item-meta {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.mix-item-meta span + span::before {
    content: '·';
    margin: 0 0.5rem;
}

.mix-item-status {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 999px;
}

.mix-item-status.draft {
    background: #fef3c7;
    color: #92400e;
}

.mix-item-status.published {
    background: #d1fae5;
    color: #065f46;
}

.mix-item-stats {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    text-align: right;
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.modal-content {
    position: relative;
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.modal-header h2 {
    font-size: 1.125rem;
}

.modal-close {
    font-size: 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-muted);
    padding: 0.25rem;
    line-height: 1;
}

.modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-alt);
}

.modal-footer-right {
    display: flex;
    gap: 0.5rem;
}

/* Tracklist Editor */
.tracklist-section {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.tracklist-section h3 {
    font-size: 0.875rem;
    font-weight: 600;
}

.tracklist-editor {
    margin-top: 0.75rem;
}

.no-tracks {
    text-align: center;
    padding: 1rem;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.track-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    align-items: center;
}

.track-row input {
    padding: 0.5rem;
    font-size: 0.8125rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

.track-row .track-time {
    width: 60px;
    text-align: center;
}

.track-row .track-artist {
    flex: 1;
}

.track-row .track-title {
    flex: 1.5;
}

.btn-remove-track {
    width: 28px;
    height: 28px;
    border-radius: var(--radius);
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    cursor: pointer;
    font-size: 1.25rem;
    line-height: 1;
    color: var(--color-text-muted);
}

.btn-remove-track:hover {
    background: #fef2f2;
    color: var(--color-danger);
    border-color: var(--color-danger);
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #0f0f0f;
        --color-bg-alt: #1a1a1a;
        --color-text: #f5f5f5;
        --color-text-muted: #9ca3af;
        --color-border: #2d2d2d;
    }

    .dropzone:hover,
    .dropzone.dragover {
        background: #1e293b;
    }

    .error-message {
        background: #451a03;
    }

    .mix-item-status.draft {
        background: #451a03;
        color: #fbbf24;
    }

    .mix-item-status.published {
        background: #064e3b;
        color: #34d399;
    }
}

/* Responsive */
@media (max-width: 640px) {
    .modal-content {
        max-height: 100vh;
        border-radius: 0;
    }

    .track-row {
        flex-wrap: wrap;
    }

    .track-row .track-time {
        width: 50px;
    }

    .track-row .track-artist,
    .track-row .track-title {
        flex: 1 1 100%;
    }
}