/* ==========================================================================
   Modern, Clean, Premium SaaS Design
   ========================================================================== */
:root {
    --bg-color: #0a0a0a;
    --card-bg: rgba(23, 23, 23, 0.7);
    --card-border: rgba(255, 255, 255, 0.08);
    
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --primary-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    
    --text-main: #ededed;
    --text-muted: #a1a1aa;
    
    --color-blue: #3b82f6;
    --color-magenta: #ec4899;
    
    --border-radius-lg: 16px;
    --border-radius-md: 12px;
    --border-radius-sm: 8px;
    
    --transition-fast: 0.15s ease;
    --transition-smooth: 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    padding: 60px 20px;
    overflow-x: hidden;
    position: relative;
    /* Soft, static radial gradient background for a modern look */
    background-image: radial-gradient(circle at top center, rgba(59, 130, 246, 0.1) 0%, transparent 40%);
}

h1, h2, h3, h4, .outfit {
    font-family: 'Outfit', sans-serif;
}

/* ==========================================================================
   Layout & Typography
   ========================================================================== */
.app-container {
    width: 100%;
    max-width: 900px;
    display: flex;
    flex-direction: column;
    gap: 32px;
    animation: fadeUp 0.6s ease-out backwards;
    z-index: 1;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.app-header {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.badge-glow {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    padding: 6px 16px;
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.gradient-text {
    font-size: 3.5rem;
    font-weight: 700;
    background: var(--text-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.03em;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Clean Glass Cards
   ========================================================================== */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    padding: 32px;
}

/* ==========================================================================
   Search Builder Row
   ========================================================================== */
.search-row {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    align-items: stretch;
}

.input-group {
    position: relative;
    display: flex;
    align-items: stretch;
}

.input-group:not(.sm) {
    flex: 1;
    min-width: 300px;
}

.input-icon {
    position: absolute;
    left: 16px;
    top: 20px;
    color: var(--text-muted);
}

.input-group textarea {
    width: 100%;
    padding: 16px 16px 16px 48px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--card-border);
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-main);
    outline: none;
    transition: var(--transition-fast);
    background: rgba(0,0,0,0.2);
    resize: vertical;
    min-height: 60px;
}

.input-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
    background: rgba(0,0,0,0.4);
}

.btn-paste {
    position: absolute;
    right: 12px;
    top: 12px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.btn-paste:hover {
    background: rgba(255,255,255,0.1);
    color: var(--text-main);
}

/* Page Input Group */
.page-input-group {
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-md);
    padding: 0 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition-fast);
}
.page-input-group:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.page-input-group label {
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.page-input-group input[type="number"] {
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.2rem;
    font-weight: 600;
    width: 50px;
    outline: none;
    text-align: center;
}

/* Buttons */
button {
    font-family: inherit;
    cursor: pointer;
    outline: none;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.glow-btn {
    background: var(--primary-color);
    color: #fff;
    padding: 0 24px;
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.glow-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.glow-btn:active {
    transform: translateY(0);
}

/* ==========================================================================
   Filters Row & Custom Dropdowns
   ========================================================================== */
.filters-row {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    align-items: center;
    background: rgba(0,0,0,0.15);
    padding: 16px 20px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--card-border);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
}

.custom-select {
    position: relative;
    width: 200px;
    user-select: none;
}

.select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    padding: 10px 14px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.select-trigger:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.2);
}

.select-trigger.border-blue { border-left: 3px solid var(--color-blue); }
.select-trigger.border-magenta { border-left: 3px solid var(--color-magenta); }

.select-value {
    display: flex;
    align-items: center;
    gap: 8px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}
.dot.blue { background: var(--color-blue); }
.dot.dark { background: var(--text-main); }

.custom-select.open .chevron {
    transform: rotate(180deg);
}

.select-options {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 100%;
    background: #171717;
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-5px);
    transition: var(--transition-fast);
    z-index: 100;
    overflow: hidden;
}

.custom-select.open .select-options {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.option {
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.option:hover {
    background: rgba(255,255,255,0.05);
}

.option.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
}

/* Generative AI Radios */
.ai-group {
    margin-left: auto;
}

.radio-group {
    display: flex;
    gap: 16px;
    align-items: center;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.radio-label:hover {
    color: var(--text-main);
}

.radio-label input {
    display: none;
}

.radio-custom {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1px solid var(--text-muted);
    position: relative;
    transition: var(--transition-fast);
}

.radio-label input:checked + .radio-custom {
    border-color: var(--primary-color);
}

.radio-label input:checked ~ span {
    color: var(--text-main);
}

.radio-label input:checked + .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 50%;
}

/* ==========================================================================
   Multiple URLs Output Section
   ========================================================================== */
.url-card {
    padding: 0;
    animation: fadeUp 0.4s ease-out backwards;
}

.url-card.hidden {
    display: none;
}

.url-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--card-border);
    background: rgba(0,0,0,0.2);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.url-header h3 {
    font-size: 1.1rem;
    color: var(--text-main);
    font-weight: 600;
}

.url-actions {
    display: flex;
    gap: 12px;
}

.btn-icon {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--card-border);
    color: var(--text-main);
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
    cursor: pointer;
}

.btn-icon:hover {
    background: rgba(255,255,255,0.1);
}

.btn-icon.primary {
    background: var(--text-main);
    color: #0a0a0a;
}
.btn-icon.primary:hover {
    background: #d4d4d8;
}

.btn-icon.accent {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}
.btn-icon.accent:hover {
    background: var(--primary-hover);
}

.url-list-container {
    max-height: 400px;
    overflow-y: auto;
    padding: 24px;
}

/* Minimal Scrollbar styles */
.url-list-container::-webkit-scrollbar {
    width: 6px;
}
.url-list-container::-webkit-scrollbar-track {
    background: transparent;
}
.url-list-container::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 4px;
}
.url-list-container::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.3);
}

.url-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.url-item {
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--card-border);
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    gap: 16px;
}

.url-item:hover {
    background: rgba(0,0,0,0.4);
    border-color: rgba(255,255,255,0.15);
}

.page-badge {
    background: rgba(255,255,255,0.1);
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.8rem;
    padding: 4px 10px;
    border-radius: 99px;
    flex-shrink: 0;
}

.url-link {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
}

.url-link:hover {
    color: var(--text-main);
    text-decoration: underline;
}

.copy-single {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 6px;
    border-radius: 6px;
    cursor: pointer;
}
.copy-single:hover {
    background: rgba(255,255,255,0.1);
    color: var(--text-main);
}

/* ==========================================================================
   Toast Notification
   ========================================================================== */
.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: #171717;
    border: 1px solid var(--card-border);
    color: var(--text-main);
    padding: 12px 24px;
    border-radius: 99px;
    font-weight: 500;
    font-size: 0.95rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    z-index: 1000;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .filters-row {
        flex-direction: column;
        align-items: stretch;
    }
    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }
    .custom-select {
        width: 100%;
    }
    .ai-group {
        margin-left: 0;
    }
    .page-input-group {
        width: 100%;
    }
    .search-row {
        flex-direction: column;
        align-items: stretch;
    }
    .glow-btn {
        width: 100%;
        padding: 16px;
    }
    .url-actions {
        flex-direction: column;
        width: 100%;
        margin-top: 16px;
    }
    .url-header {
        flex-direction: column;
        align-items: flex-start;
    }
}