/* MemoryBot - Full Theme CSS */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a28;
    --bg-card-hover: #222236;
    --bg-input: #16162a;
    --border-primary: #2a2a40;
    --border-focus: #8b5cf6;
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b8;
    --text-muted: #6b6b88;
    --accent-purple: #8b5cf6;
    --accent-purple-hover: #7c3aed;
    --accent-purple-light: rgba(139, 92, 246, 0.15);
    --accent-pink: #ec4899;
    --accent-blue: #3b82f6;
    --accent-green: #10b981;
    --accent-amber: #f59e0b;
    --accent-red: #ef4444;
    --gradient-primary: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    --gradient-card: linear-gradient(135deg, rgba(139,92,246,0.08) 0%, rgba(236,72,153,0.08) 100%);
    --shadow-glow: 0 0 20px rgba(139, 92, 246, 0.15);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
}

* { box-sizing: border-box; }

html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    height: 100%;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Ensure the main layout container stretches properly */
.h-full {
    height: 100%;
}

/* Sidebar nav layout fix */
.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 24px 16px;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-primary);
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #333; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #555; }
.chat-scroll { scrollbar-width: thin; scrollbar-color: #333 transparent; }

/* Animations */
.fade-in { animation: fadeIn 0.3s ease-out; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.slide-up { animation: slideUp 0.4s ease-out; }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.pulse { animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
.typing-dot { animation: typing 1.4s infinite; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing { 0%,60%,100% { opacity: 0.3; } 30% { opacity: 1; } }

/* Glow effects */
.glow-purple { box-shadow: 0 0 20px rgba(139, 92, 246, 0.3); }
.glow-pink { box-shadow: 0 0 20px rgba(236, 72, 153, 0.3); }

/* Buttons */
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}
.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    padding: 10px 24px;
    border-radius: 12px;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-purple);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
    padding: 10px 24px;
    border-radius: 12px;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}
.btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: #ef4444;
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
}

/* Inputs */
.input-field {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s;
    outline: none;
}
.input-field:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}
.input-field::placeholder { color: var(--text-muted); }

.select-field {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s;
    outline: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236b6b88' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}
.select-field:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

textarea.input-field { resize: vertical; min-height: 80px; }

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.2s;
}
.card:hover {
    border-color: rgba(139, 92, 246, 0.3);
    box-shadow: var(--shadow-glow);
}
.card-gradient {
    background: var(--gradient-card);
    border: 1px solid var(--border-primary);
    border-radius: 16px;
    padding: 24px;
}

/* Stat cards */
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 16px;
    padding: 20px;
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: 16px 16px 0 0;
}
.stat-card.purple::before { background: var(--gradient-primary); }
.stat-card.blue::before { background: linear-gradient(90deg, #3b82f6, #06b6d4); }
.stat-card.green::before { background: linear-gradient(90deg, #10b981, #34d399); }
.stat-card.amber::before { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.stat-card.pink::before { background: linear-gradient(90deg, #ec4899, #f472b6); }

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}
.badge-purple { background: rgba(139, 92, 246, 0.15); color: #a78bfa; }
.badge-pink { background: rgba(236, 72, 153, 0.15); color: #f472b6; }
.badge-blue { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.badge-green { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.badge-amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.badge-red { background: rgba(239, 68, 68, 0.15); color: #f87171; }

/* Avatar */
.avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}
.avatar-sm { width: 32px; height: 32px; font-size: 14px; }
.avatar-md { width: 40px; height: 40px; font-size: 16px; }
.avatar-lg { width: 56px; height: 56px; font-size: 22px; }
.avatar-xl { width: 72px; height: 72px; font-size: 28px; }
.avatar-purple { background: rgba(139, 92, 246, 0.2); color: #a78bfa; }
.avatar-pink { background: rgba(236, 72, 153, 0.2); color: #f472b6; }

/* File icon */
.file-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.file-icon.pdf { background: rgba(239, 68, 68, 0.15); color: #f87171; }
.file-icon.txt { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.file-icon.doc { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.file-icon.img { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.file-icon.audio { background: rgba(236, 72, 153, 0.15); color: #f472b6; }
.file-icon.default { background: rgba(139, 92, 246, 0.15); color: #a78bfa; }

/* Upload zone */
.upload-zone {
    border: 2px dashed var(--border-primary);
    border-radius: 16px;
    padding: 40px 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}
.upload-zone:hover, .upload-zone.drag-over {
    border-color: var(--accent-purple);
    background: rgba(139, 92, 246, 0.05);
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.1);
}

/* Progress bar */
.progress-bar {
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    height: 6px;
    overflow: hidden;
}
.progress-bar-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 8px;
    transition: width 0.3s ease;
}

/* Chat bubbles */
.msg-user {
    background: var(--gradient-primary);
    color: white;
    border-radius: 20px 20px 4px 20px;
    padding: 12px 18px;
    max-width: 75%;
}
.msg-assistant {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    color: var(--text-primary);
    border-radius: 20px 20px 20px 4px;
    padding: 12px 18px;
    max-width: 75%;
}

/* Prose styles for chat markdown */
.prose { line-height: 1.7; color: var(--text-primary); }
.prose p { margin-bottom: 0.75em; }
.prose p:last-child { margin-bottom: 0; }
.prose ul, .prose ol { margin: 0.5em 0; padding-left: 1.5em; }
.prose li { margin: 0.25em 0; }
.prose strong { font-weight: 600; color: var(--accent-purple); }
.prose em { font-style: italic; color: var(--text-secondary); }
.prose code {
    background: rgba(139, 92, 246, 0.1);
    padding: 0.15em 0.4em;
    border-radius: 0.25em;
    font-size: 0.875em;
    color: #a78bfa;
}
.prose pre {
    background: var(--bg-primary);
    color: #e5e7eb;
    padding: 1em;
    border-radius: 0.5em;
    overflow-x: auto;
    margin: 0.75em 0;
    border: 1px solid var(--border-primary);
}
.prose pre code { background: none; padding: 0; color: inherit; }
.prose blockquote {
    border-left: 3px solid var(--accent-purple);
    padding-left: 1em;
    color: var(--text-secondary);
    margin: 0.75em 0;
}
.prose h1, .prose h2, .prose h3 { font-weight: 600; margin: 1em 0 0.5em; }
.prose h1 { font-size: 1.25em; }
.prose h2 { font-size: 1.125em; }
.prose h3 { font-size: 1em; }

/* Line clamp */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Modal overlay */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
}

/* Voice button */
.voice-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border-primary);
}
.voice-btn:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.voice-btn.active { background: rgba(139, 92, 246, 0.2); color: var(--accent-purple); border-color: var(--accent-purple); }
.voice-btn.recording { background: rgba(239, 68, 68, 0.2); color: #ef4444; border-color: #ef4444; animation: pulse 1s infinite; }

/* Send button */
.send-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    background: var(--gradient-primary);
    color: white;
    flex-shrink: 0;
}
.send-btn:hover { transform: scale(1.05); box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4); }
.send-btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

/* Mic button */
.mic-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border-primary);
    flex-shrink: 0;
}
.mic-btn:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.mic-btn.recording { background: rgba(239, 68, 68, 0.2); color: #ef4444; border-color: #ef4444; animation: pulse 1s infinite; }

/* Table */
.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}
.data-table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-primary);
}
.data-table td {
    padding: 12px 16px;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(42, 42, 64, 0.5);
}
.data-table tr:hover td {
    background: rgba(139, 92, 246, 0.03);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 48px 24px;
}
.empty-state-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(139, 92, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

/* Divider */
.divider {
    height: 1px;
    background: var(--border-primary);
    margin: 16px 0;
}

/* Toast / Alert */
.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 14px;
}
.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #fbbf24;
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 14px;
}
.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 14px;
}

/* Responsive sidebar */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0 !important; }
}

/* Utility classes (replacing missing Tailwind CSS) */
.hidden { display: none !important; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-1 { flex: 1; }
.flex-shrink-0 { flex-shrink: 0; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.min-h-full { min-height: 100%; }
.min-w-0 { min-width: 0; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ml-64 { margin-left: 256px; }
.w-64 { width: 256px; }
.z-30 { z-index: 30; }
.gap-3 { gap: 12px; }
.no-underline { text-decoration: none; }
.p-4 { padding: 16px; }
.p-6 { padding: 24px; }
.px-4 { padding-left: 16px; padding-right: 16px; }
.px-5 { padding-left: 20px; padding-right: 20px; }
.py-2 { padding-top: 8px; padding-bottom: 8px; }
.py-2\.5 { padding-top: 10px; padding-bottom: 10px; }
.py-3 { padding-top: 12px; padding-bottom: 12px; }
.rounded-xl { border-radius: 12px; }
.text-decoration-none { text-decoration: none; }
.fixed { position: fixed; }
.left-0 { left: 0; }
.top-0 { top: 0; }
.h-full { height: 100%; }
.w-full { width: 100%; }
.text-center { text-align: center; }
.overflow-hidden { overflow: hidden; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-auto { overflow-x: auto; }
.grid { display: grid; }
.block { display: block; }
.inline-flex { display: inline-flex; }
.relative { position: relative; }
.absolute { position: absolute; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.opacity-0 { opacity: 0; }
.min-h-screen { min-height: 100vh; }