/* ==========================================================================
   Agentic AIpro - Top-End Minimalist SaaS Style (Inspired by xtend.one)
   Primary Palette: Navy #0F1E36 | Teal/Cyan #00C4B4 | Gold #E5A93C | Canvas #F8FAFC
   ========================================================================== */

:root {
    --bg-canvas: #f8fafc;
    --bg-surface: #ffffff;
    --bg-surface-subtle: #f1f5f9;
    --bg-dark: #0f1e36;
    
    --primary-navy: #0f1e36;
    --brand-teal: #00c4b4;
    --brand-teal-hover: #00a896;
    --brand-gold: #e5a93c;
    
    --text-primary: #0f1e36;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-light: #f8fafc;
    
    --border-color: #e2e8f0;
    --border-dark: rgba(255, 255, 255, 0.12);
    
    --font-heading: 'Outfit', -apple-system, sans-serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 30px -5px rgba(15, 30, 54, 0.08);
    --shadow-lg: 0 20px 40px -10px rgba(15, 30, 54, 0.12);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-canvas);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--primary-navy);
    line-height: 1.25;
}

p {
    color: var(--text-secondary);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--brand-teal) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.highlight {
    color: var(--brand-teal);
}

/* Announcement Bar */
.announcement-bar {
    background: var(--primary-navy);
    color: #ffffff;
    font-size: 0.85rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.announcement-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
}

.announcement-bar .badge {
    background: var(--brand-teal);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.72rem;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.announcement-link {
    color: var(--brand-teal);
    text-decoration: none;
    font-weight: 600;
}

.announcement-link:hover {
    text-decoration: underline;
}

/* Header & Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 0.9rem 0;
}

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

.brand-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 48px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--primary-navy);
}

.guide-tag {
    color: var(--brand-teal) !important;
    background: rgba(0, 196, 180, 0.08);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(0, 196, 180, 0.25);
}

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

.nav-email {
    font-size: 0.85rem !important;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.4rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.92rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all 0.25s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--brand-teal);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(0, 196, 180, 0.3);
}

.btn-primary:hover {
    background: var(--brand-teal-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 196, 180, 0.4);
}

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

.btn-secondary:hover {
    background: var(--bg-surface-subtle);
    border-color: var(--text-muted);
}

.btn-lg {
    padding: 0.85rem 1.8rem;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-block {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--primary-navy);
    cursor: pointer;
}

.mobile-nav {
    display: none;
    flex-direction: column;
    padding: 1.5rem;
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    gap: 1rem;
}

.mobile-nav.active { display: flex; }

/* Hero Section */
.hero-section {
    padding: 6rem 0 4rem 0;
    text-align: center;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 0.35rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1.8rem;
    box-shadow: var(--shadow-sm);
}

.spark-icon {
    color: var(--brand-gold);
}

.hero-title {
    font-size: 3.4rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    max-width: 900px;
    margin: 0 auto 1.5rem auto;
}

.hero-subtitle {
    font-size: 1.15rem;
    max-width: 720px;
    margin: 0 auto 2.5rem auto;
    color: var(--text-secondary);
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
    margin-bottom: 4rem;
}

/* Minimalist App Preview Card */
.hero-app-preview {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    max-width: 1000px;
    margin: 0 auto;
    text-align: left;
}

.app-header {
    background: var(--bg-surface-subtle);
    padding: 0.75rem 1.2rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.app-dots {
    display: flex;
    gap: 0.4rem;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #cbd5e1;
}

.app-url {
    margin: 0 auto;
    font-family: monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.app-body {
    padding: 1.5rem;
}

.preview-grid {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 1.5rem;
}

.preview-sidebar {
    background: var(--bg-surface-subtle);
    border-radius: var(--radius-sm);
    padding: 0.8rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.ps-item {
    font-size: 0.85rem;
    padding: 0.6rem 0.8rem;
    border-radius: 6px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.ps-item.active {
    background: var(--primary-navy);
    color: #ffffff;
    font-weight: 600;
}

.agent-live-card {
    background: var(--bg-surface-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1.2rem;
}

.alc-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.2rem;
}

.alc-title {
    font-weight: 700;
    font-size: 0.95rem;
}

.status-badge.live {
    background: rgba(0, 196, 180, 0.12);
    color: var(--brand-teal);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
}

.agent-flow-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.af-box {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.8rem;
    text-align: center;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
}

.af-box i {
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
}

.icon-teal { color: var(--brand-teal); }
.icon-gold { color: var(--brand-gold); }
.icon-navy { color: var(--primary-navy); }

.af-box strong {
    font-size: 0.8rem;
    color: var(--primary-navy);
}

.af-box span {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.af-arrow {
    color: var(--text-muted);
    padding: 0 0.4rem;
    font-size: 0.8rem;
}

/* Sections Global */
.section {
    padding: 5rem 0;
}

.bg-light-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    margin-bottom: 3rem;
}

.text-center { text-align: center; }

.section-tag {
    color: var(--brand-teal);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
    display: inline-block;
}

.section-title {
    font-size: 2.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.section-desc {
    font-size: 1.05rem;
    max-width: 620px;
    margin: 0 auto;
}

/* Cards Grid */
.grid { display: grid; gap: 2rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.clean-card {
    background: var(--bg-canvas);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.clean-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--brand-teal);
}

.card-num {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--brand-teal);
    margin-bottom: 1rem;
}

.clean-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.6rem;
}

.clean-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Architecture Grid */
.arch-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.arch-item {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    display: flex;
    gap: 1.2rem;
}

.arch-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(0, 196, 180, 0.1);
    color: var(--brand-teal);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.arch-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.arch-item p {
    font-size: 0.9rem;
}

/* About Section */
.about-flex {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: center;
}

.about-info p {
    font-size: 1.05rem;
    margin-bottom: 1.2rem;
}

.contact-highlight-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-canvas);
    border: 1px solid var(--border-color);
    padding: 1.2rem;
    border-radius: var(--radius-md);
    margin-top: 1.5rem;
}

.ch-avatar {
    width: 48px;
    height: 48px;
    background: var(--primary-navy);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.ch-email {
    display: block;
    color: var(--brand-teal);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}

.brand-card-display {
    background: var(--primary-navy);
    color: #ffffff;
    padding: 3rem 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.card-logo {
    height: 60px;
    margin-bottom: 1.5rem;
}

.card-tagline {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--brand-teal);
    margin-bottom: 1.5rem;
}

.card-footer-info {
    font-size: 0.85rem;
    color: #94a3b8;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
}

/* Guide Section */
.guide-cards-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.guide-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
}

.guide-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
}

.step-num {
    background: var(--primary-navy);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
}

.guide-card h3 {
    font-size: 1.1rem;
}

.guide-list {
    padding-left: 1.2rem;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.guide-list li {
    margin-bottom: 0.6rem;
}

code, pre code {
    background: #0f1e36;
    color: #00c4b4;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.85rem;
}

pre {
    background: #0f1e36;
    padding: 0.6rem;
    border-radius: 6px;
    margin: 0.3rem 0;
    overflow-x: auto;
}

/* Contact Section */
.contact-card {
    background: var(--primary-navy);
    color: #ffffff;
    border-radius: var(--radius-lg);
    padding: 3.5rem 3rem;
    box-shadow: var(--shadow-lg);
}

.contact-content-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
}

.contact-details h2 {
    color: #ffffff;
    font-size: 2rem;
    margin-bottom: 0.8rem;
}

.contact-details p {
    color: #94a3b8;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.ci-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: rgba(0, 196, 180, 0.15);
    color: var(--brand-teal);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ci-label {
    display: block;
    font-size: 0.75rem;
    color: #94a3b8;
    text-transform: uppercase;
}

.ci-value {
    color: #ffffff;
    font-weight: 600;
    text-decoration: none;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.form-group label {
    font-size: 0.8rem;
    color: #cbd5e1;
}

.form-group input,
.form-group textarea {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    padding: 0.7rem 0.9rem;
    color: #ffffff;
    font-family: var(--font-body);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--brand-teal);
}

.form-success {
    background: rgba(0, 196, 180, 0.2);
    border: 1px solid var(--brand-teal);
    color: #ffffff;
    padding: 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    text-align: center;
}

/* Footer */
.footer {
    background: #091222;
    color: #94a3b8;
    padding: 3rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-logo {
    height: 40px;
    margin-bottom: 0.5rem;
}

.footer-copy a {
    color: var(--brand-teal);
    text-decoration: none;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-title { font-size: 2.5rem; }
    .grid-3, .arch-grid, .about-flex, .guide-cards-grid, .contact-content-grid { grid-template-columns: 1fr; }
    .preview-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions { display: none; }
    .mobile-menu-btn { display: block; }
    .footer-flex { flex-direction: column; gap: 1.5rem; text-align: center; }
}