/* AI Portal - Stylesheet */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #a5b4fc;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}
.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Login Page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-xl);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-header .logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 16px;
    color: white;
    margin-bottom: 16px;
}

.login-header h1 {
    font-size: 24px;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.login-header p {
    color: var(--gray-500);
    font-size: 14px;
}

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

.login-form label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.login-form input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 15px;
    transition: border-color 0.2s;
    outline: none;
}

.login-form input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.login-form .btn {
    margin-top: 8px;
    padding: 14px;
    font-size: 15px;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: var(--gray-400);
    font-size: 12px;
}

/* Alert */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
}

/* Dashboard */
.header {
    background: white;
    border-bottom: 1px solid var(--gray-200);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

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

.header-left h1 {
    font-size: 18px;
    color: var(--gray-900);
}

.logo-small {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 8px;
    color: white;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--gray-600);
    font-size: 14px;
}

/* Main Content */
.main-content {
    padding: 32px 24px;
    min-height: calc(100vh - 120px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.welcome-section {
    margin-bottom: 32px;
}

.welcome-section h2 {
    font-size: 24px;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.welcome-section p {
    color: var(--gray-500);
}

/* AI Cards Grid */
.ai-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.ai-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-100);
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ai-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: var(--primary-light);
}

.ai-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-50);
    border-radius: var(--radius);
}

.ai-card h3 {
    font-size: 16px;
    color: var(--gray-900);
}

.ai-card p {
    font-size: 13px;
    color: var(--gray-500);
    flex-grow: 1;
}

.ai-card-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.badge {
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
}

.badge-upload {
    background: #eff6ff;
    color: #2563eb;
}

.badge-input {
    background: #f0fdf4;
    color: #16a34a;
}

.ai-card-placeholder {
    border-style: dashed;
    border-color: var(--gray-300);
    opacity: 0.7;
}

.ai-card-placeholder:hover {
    transform: none;
    box-shadow: var(--shadow);
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.hidden {
    display: none;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: white;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-100);
}

.modal-header h2 {
    font-size: 18px;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--gray-400);
    border-radius: var(--radius);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

.modal-body {
    padding: 24px;
}

/* Form */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 14px;
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
}

.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Upload Area */
.upload-area {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.03);
}

.upload-area svg {
    color: var(--gray-400);
    margin-bottom: 8px;
}

.upload-area p {
    color: var(--gray-600);
    font-size: 14px;
}

.upload-hint {
    display: block;
    color: var(--gray-400);
    font-size: 12px;
    margin-top: 4px;
}

.upload-area input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.file-info {
    margin-top: 12px;
    padding: 10px 14px;
    background: var(--gray-50);
    border-radius: var(--radius);
    font-size: 13px;
    color: var(--gray-700);
    display: flex;
    align-items: center;
    gap: 8px;
}

.file-info.hidden {
    display: none;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
}

/* Result */
.ai-result {
    padding-top: 20px;
    border-top: 1px solid var(--gray-100);
}

.ai-result.hidden {
    display: none;
}

.ai-result h3 {
    margin-bottom: 12px;
    color: var(--gray-900);
}

#result-content {
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 16px;
    font-size: 14px;
    line-height: 1.7;
    white-space: pre-wrap;
}

/* Spinner */
.spinner {
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.btn-loading.hidden {
    display: none;
}

/* Footer */
.footer {
    text-align: center;
    padding: 16px;
    color: var(--gray-400);
    font-size: 12px;
    border-top: 1px solid var(--gray-100);
}

/* Profile / Settings */
.settings-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 28px;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-100);
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.settings-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--gray-200);
}

.settings-card h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    gap: 10px;
}

.settings-form .form-group {
    margin-bottom: 22px;
}

.settings-form label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: 8px;
    letter-spacing: 0.01em;
    text-transform: none;
}

.settings-form input[type="text"],
.settings-form input[type="email"],
.settings-form input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 15px;
    font-family: inherit;
    outline: none;
    background: var(--gray-50);
    color: var(--gray-800);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.settings-form input[type="text"]:hover,
.settings-form input[type="email"]:hover,
.settings-form input[type="password"]:hover {
    border-color: var(--gray-300);
    background: white;
}

.settings-form input[type="text"]:focus,
.settings-form input[type="email"]:focus,
.settings-form input[type="password"]:focus {
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.settings-form input::placeholder {
    color: var(--gray-400);
    font-weight: 400;
}

.form-actions-left {
    display: flex;
    justify-content: flex-start;
    gap: 12px;
    margin-top: 24px;
    padding-top: 8px;
}

.alert-success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-info-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--gray-600);
    font-size: 14px;
    text-decoration: none;
    padding: 4px 8px;
    border-radius: var(--radius);
    transition: all 0.2s;
}

.user-info-link:hover {
    background: var(--gray-100);
    color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        padding: 12px 16px;
    }
    .main-content {
        padding: 20px 16px;
    }
    .ai-grid {
        grid-template-columns: 1fr;
    }
    .modal-content {
        max-height: 95vh;
    }
    .login-card {
        padding: 28px;
    }
    .settings-card {
        padding: 20px;
        margin-bottom: 20px;
    }
    .settings-form input[type="text"],
    .settings-form input[type="email"],
    .settings-form input[type="password"] {
        padding: 14px 16px;
        font-size: 16px; /* prevents iOS zoom on focus */
    }
    .welcome-section h2 {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .header-right .btn-sm {
        padding: 5px 10px;
        font-size: 12px;
    }
    .settings-card {
        padding: 16px;
        border-radius: var(--radius);
    }
    .form-actions-left {
        flex-direction: column;
    }
    .form-actions-left .btn {
        width: 100%;
        justify-content: center;
    }
    .log-panel {
        height: 70vh;
    }
}

/* ===== Status Bar ===== */
.statusbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 28px;
    background: var(--gray-800);
    color: var(--gray-300);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    font-size: 12px;
    z-index: 500;
    border-top: 1px solid var(--gray-700);
}

.statusbar-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.statusbar-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    flex-shrink: 0;
}

.statusbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.statusbar-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: none;
    border: none;
    color: var(--gray-300);
    font-size: 12px;
    cursor: pointer;
    padding: 2px 8px;
    border-radius: 3px;
    transition: background 0.15s;
    position: relative;
}

.statusbar-btn:hover {
    background: var(--gray-700);
    color: white;
}

.statusbar-badge {
    background: var(--danger);
    color: white;
    font-size: 10px;
    font-weight: 600;
    padding: 1px 5px;
    border-radius: 8px;
    min-width: 16px;
    text-align: center;
}

.statusbar-badge.hidden {
    display: none;
}

/* ===== Log Panel ===== */
.log-panel {
    position: fixed;
    bottom: 28px;
    left: 0;
    right: 0;
    height: 320px;
    background: white;
    border-top: 1px solid var(--gray-200);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
    z-index: 400;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease;
}

.log-panel.hidden {
    display: none;
}

.log-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    border-bottom: 1px solid var(--gray-100);
    background: var(--gray-50);
    flex-shrink: 0;
}

.log-panel-tabs {
    display: flex;
    gap: 4px;
}

.log-tab {
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 500;
    border: none;
    background: none;
    color: var(--gray-500);
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.15s;
}

.log-tab:hover {
    background: var(--gray-200);
    color: var(--gray-700);
}

.log-tab.active {
    background: var(--primary);
    color: white;
}

.log-panel-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.log-panel-close {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    font-size: 18px;
    color: var(--gray-400);
    cursor: pointer;
    border-radius: 4px;
}

.log-panel-close:hover {
    background: var(--gray-200);
    color: var(--gray-700);
}

.log-entries {
    flex: 1;
    overflow-y: auto;
    padding: 8px 16px;
}

.log-empty {
    text-align: center;
    color: var(--gray-400);
    padding: 40px 20px;
    font-size: 13px;
}

.log-entry {
    padding: 10px 12px;
    margin-bottom: 6px;
    border-radius: var(--radius);
    border-left: 3px solid var(--gray-200);
    background: var(--gray-50);
    font-size: 13px;
}

.log-entry.log-level-error {
    border-left-color: var(--danger);
    background: #fef2f2;
}

.log-entry.log-level-warn {
    border-left-color: var(--warning);
    background: #fffbeb;
}

.log-entry.log-level-info {
    border-left-color: var(--success);
    background: #f0fdf4;
}

.log-entry-header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.log-entry-icon {
    flex-shrink: 0;
    font-size: 12px;
}

.log-entry-msg {
    font-weight: 500;
    color: var(--gray-800);
    flex: 1;
}

.log-entry-time {
    font-size: 11px;
    color: var(--gray-400);
    white-space: nowrap;
}

.log-entry-detail {
    margin-top: 4px;
    padding-left: 22px;
    color: var(--gray-600);
    font-size: 12px;
}

.log-entry-hint {
    margin-top: 4px;
    padding-left: 22px;
    color: var(--primary-dark);
    font-size: 12px;
    font-style: italic;
}

.log-entry-meta {
    margin-top: 4px;
    padding-left: 22px;
    color: var(--gray-400);
    font-size: 11px;
    font-family: monospace;
}

/* ===== Error Block (in Modal) ===== */
.error-block {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--radius);
    padding: 20px;
}

.error-block-title {
    font-size: 16px;
    font-weight: 600;
    color: #b91c1c;
    margin-bottom: 8px;
}

.error-block-detail {
    font-size: 14px;
    color: var(--gray-700);
    margin-bottom: 8px;
    line-height: 1.5;
}

.error-block-hint {
    font-size: 13px;
    color: var(--primary-dark);
    padding: 8px 12px;
    background: #eef2ff;
    border-radius: 4px;
    margin-bottom: 10px;
}

.error-block-meta {
    display: flex;
    gap: 16px;
    font-size: 11px;
    color: var(--gray-400);
    font-family: monospace;
    padding-top: 8px;
    border-top: 1px solid #fecaca;
}

/* Adjust body padding for statusbar */
.dashboard-page {
    padding-bottom: 28px;
}

.dashboard-page .footer {
    margin-bottom: 0;
}