:root {
    --bg-main: #071D37;
    --bg-card: rgba(11, 37, 69, 0.75);
    --bg-card-hover: rgba(16, 48, 88, 0.85);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-focus: rgba(0, 163, 224, 0.5);
    
    --primary: #00A3E0;
    --primary-hover: #0284C7;
    --primary-glow: rgba(0, 163, 224, 0.35);
    --secondary: #1E5084;
    --accent: #00A3E0;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --shadow-main: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
    --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    line-height: 1.5;
}

/* Ambient glow backgrounds */
.ambient-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.18;
}

.glow-1 {
    top: -150px;
    left: -100px;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
}

.glow-2 {
    bottom: -150px;
    right: -100px;
    background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(7, 29, 55, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    cursor: pointer;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 14px var(--primary-glow);
}

.logo-title {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #7dd3fc 0%, #00A3E0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-badge {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 3px 8px;
    border-radius: 20px;
    background: rgba(0, 163, 224, 0.15);
    color: #7dd3fc;
    border: 1px solid rgba(0, 163, 224, 0.3);
    margin-left: 6px;
}

/* Engine Badge */
.engine-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.25);
    color: #6ee7b7;
    font-size: 0.8rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 30px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--success);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Nav Links */
.nav-links {
    display: flex;
    gap: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
    color: #ffffff;
    background: rgba(0, 163, 224, 0.15);
    border: 1px solid rgba(0, 163, 224, 0.3);
}

/* Main Content */
.main-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 24px 80px;
    position: relative;
    z-index: 10;
}

/* Hero Section */
.hero-section {
    text-align: center;
    margin-bottom: 40px;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.hero-title {
    font-size: 2.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 16px;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 720px;
    margin: 0 auto;
    font-weight: 400;
}

/* Metrics Bar (SQLite Powered) */
.metrics-bar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(11, 37, 69, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-md);
    padding: 14px 28px;
    margin-top: 28px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    gap: 24px;
}

.metric-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.metric-value {
    font-size: 1.35rem;
    font-weight: 700;
    color: #f8fafc;
    font-family: 'Outfit', sans-serif;
    letter-spacing: -0.02em;
}

.metric-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.metric-divider {
    width: 1px;
    height: 32px;
    background: rgba(255, 255, 255, 0.08);
}

.text-gradient-accent {
    background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

@media (max-width: 640px) {
    .metrics-bar {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
        padding: 16px;
        width: 100%;
    }
    .metric-divider {
        display: none;
    }
}

/* Views */
.view-section {
    display: none;
}

.view-section.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-main);
    backdrop-filter: blur(16px);
    position: relative;
    overflow: hidden;
}

/* Dropzone Card */
.dropzone-card {
    border: 2px dashed rgba(0, 163, 224, 0.3);
    padding: 50px 30px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.dropzone-card:hover, .dropzone-card.dragover {
    border-color: var(--primary);
    background: rgba(0, 163, 224, 0.08);
    transform: translateY(-2px);
    box-shadow: 0 15px 35px -10px var(--primary-glow);
}

.upload-icon-wrapper {
    width: 84px;
    height: 84px;
    background: rgba(0, 163, 224, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: #7dd3fc;
    transition: var(--transition);
}

.dropzone-card:hover .upload-icon-wrapper {
    transform: scale(1.08);
    background: rgba(0, 163, 224, 0.2);
}

.dropzone-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.dropzone-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.dropzone-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px var(--primary-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.85rem;
}

/* Progress Overlay */
.progress-overlay {
    position: absolute;
    inset: 0;
    background: rgba(7, 29, 55, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    z-index: 20;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(0, 163, 224, 0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

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

.progress-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.progress-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.progress-bar-container {
    width: 100%;
    max-width: 380px;
    height: 6px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar-fill {
    width: 30%;
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 10px;
    animation: indeterminate 1.8s infinite ease-in-out;
}

@keyframes indeterminate {
    0% { transform: translateX(-100%); width: 40%; }
    50% { width: 70%; }
    100% { transform: translateX(250%); width: 40%; }
}

/* Results section */
.results-container {
    margin-top: 36px;
}

.results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.results-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.result-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: var(--transition);
}

.result-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(0, 163, 224, 0.3);
}

.result-left {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
}

.file-type-icon {
    width: 44px;
    height: 44px;
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.result-info {
    min-width: 0;
}

.result-name {
    font-weight: 600;
    font-size: 1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}

.result-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.meta-badge {
    background: rgba(255, 255, 255, 0.06);
    padding: 2px 8px;
    border-radius: 4px;
}

.meta-badge.success {
    background: rgba(16, 185, 129, 0.15);
    color: #6ee7b7;
}

.result-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 48px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 163, 224, 0.25);
}

.feature-icon {
    font-size: 1.8rem;
    margin-bottom: 12px;
}

.feature-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* API View */
.api-card {
    padding: 32px;
}

.api-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.text-muted {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.endpoint-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
}

.method {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    background: #10b981;
    color: #042f1a;
    padding: 2px 6px;
    border-radius: 4px;
}

.endpoint-path {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: #93c5fd;
}

/* Code Tabs */
.code-tabs {
    display: flex;
    gap: 8px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 0;
    overflow-x: auto;
}

.code-tab {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 10px 16px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
    white-space: nowrap;
}

.code-tab:hover {
    color: var(--text-primary);
}

.code-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Code Container */
.code-container {
    background: #060911;
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    overflow: hidden;
    margin-bottom: 36px;
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.btn-copy {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: var(--transition);
}

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

pre {
    padding: 18px;
    overflow-x: auto;
}

code.language-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: #e2e8f0;
    line-height: 1.6;
}

/* API Tester */
.api-tester-box {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 36px;
}

.api-tester-box h3 {
    margin-bottom: 6px;
}

.tester-controls {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-top: 16px;
    flex-wrap: wrap;
}

.input-file {
    font-family: inherit;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.tester-output {
    margin-top: 16px;
    background: #060911;
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-sm);
    padding: 16px;
}

.output-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: #6ee7b7;
    margin-bottom: 12px;
}

/* Endpoints Table */
.endpoints-summary h3 {
    margin-bottom: 16px;
}

.table-responsive {
    overflow-x: auto;
}

.api-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.api-table th {
    text-align: left;
    padding: 12px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

.api-table td {
    padding: 14px 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.badge-post {
    background: rgba(16, 185, 129, 0.15);
    color: #6ee7b7;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
}

.badge-get {
    background: rgba(59, 130, 246, 0.15);
    color: #93c5fd;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal.active {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
}

.modal-card {
    position: relative;
    background: #0f172a;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 900px;
    height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    z-index: 2;
    animation: modalScale 0.25s ease-out;
}

@keyframes modalScale {
    from { opacity: 0; transform: scale(0.96); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--border-color);
}

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

.pdf-icon-badge {
    background: #ef4444;
    color: white;
    font-weight: 800;
    font-size: 0.7rem;
    padding: 4px 6px;
    border-radius: 4px;
}

.modal-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.btn-close:hover {
    color: white;
}

.modal-body {
    flex: 1;
    background: #1e293b;
}

#pdfFrame {
    width: 100%;
    height: 100%;
    border: none;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #1e293b;
    border: 1px solid var(--border-color);
    color: white;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-main);
    font-size: 0.9rem;
    z-index: 300;
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        align-items: flex-start;
    }
    .hero-title {
        font-size: 2rem;
    }
    .result-card {
        flex-direction: column;
        align-items: flex-start;
    }
    .result-actions {
        width: 100%;
        justify-content: flex-end;
    }
}

/* ===== IKN Soluciones identity ===== */
.logo-img {
    height: 44px;
    width: auto;
    border-radius: 8px;
    display: block;
}

.site-footer {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 36px 24px 44px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.footer-logo {
    height: 52px;
    width: auto;
    border-radius: 8px;
    margin-bottom: 4px;
}

.site-footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.site-footer a:hover {
    text-decoration: underline;
}

.footer-note {
    font-size: 0.78rem;
    color: var(--text-muted);
}