/* ============================================
   aurebus BIS Availability – Design System
   ============================================ */

:root {
    /* Brand Colors – aurebus Corporate Design */
    --aurebus-primary: #0A1628;
    --aurebus-accent: #4C6DFB;
    --aurebus-accent-light: #6B8AFF;
    --aurebus-accent-glow: rgba(76, 109, 251, 0.15);
    --aurebus-accent-glow-strong: rgba(76, 109, 251, 0.3);
    --aurebus-success: #10B981;
    --aurebus-warning: #F59E0B;
    --aurebus-danger: #EF4444;

    /* Neutrals */
    --bg-primary: #FAFBFC;
    --bg-secondary: #F1F5F9;
    --bg-dark: #0F172A;
    --bg-card: #FFFFFF;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    --text-inverse: #F8FAFC;
    --border-light: #E2E8F0;
    --border-medium: #CBD5E1;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --shadow-glow: 0 0 40px rgba(76, 109, 251, 0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================
   Reset & Base
   ============================================ */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: all var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    padding: var(--space-sm) 0;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-shrink: 0;
}

.nav-logo-img {
    height: 32px;
    width: auto;
    transition: opacity var(--transition-base);
}

.logo-img-white { opacity: 1; }
.logo-img-color { opacity: 0; position: absolute; }

.navbar.scrolled .logo-img-white { opacity: 0; }
.navbar.scrolled .logo-img-color { opacity: 1; }

.nav-logo-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    height: 32px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-inverse);
    letter-spacing: -0.02em;
    transition: color var(--transition-base);
    display: none; /* Hidden when logo image is present */
}

.navbar.scrolled .logo-text {
    color: var(--text-primary);
}

.logo-divider {
    width: 1px;
    height: 20px;
    background: rgba(255, 255, 255, 0.3);
    transition: background var(--transition-base);
}

.navbar.scrolled .logo-divider {
    background: var(--border-medium);
}

.logo-tagline {
    font-size: 0.8rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.02em;
    transition: color var(--transition-base);
}

.navbar.scrolled .logo-tagline {
    color: var(--text-secondary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-links a {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.nav-links a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.navbar.scrolled .nav-links a {
    color: var(--text-secondary);
}

.navbar.scrolled .nav-links a:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.nav-cta {
    background: var(--aurebus-accent) !important;
    color: #fff !important;
    padding: var(--space-sm) var(--space-lg) !important;
    border-radius: var(--radius-full) !important;
}

.nav-cta:hover {
    background: var(--aurebus-accent-light) !important;
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 0.75rem;
    font-weight: 600;
    transition: all var(--transition-fast);
    cursor: pointer;
    flex-shrink: 0;
}

.navbar.scrolled .lang-switch {
    border-color: var(--border-medium);
}

.lang-active {
    color: #fff;
    transition: color var(--transition-base);
}

.navbar.scrolled .lang-active {
    color: var(--aurebus-accent);
}

.lang-separator {
    color: rgba(255, 255, 255, 0.4);
    transition: color var(--transition-base);
}

.navbar.scrolled .lang-separator {
    color: var(--text-muted);
}

.lang-inactive {
    color: rgba(255, 255, 255, 0.4);
    transition: color var(--transition-base);
}

.navbar.scrolled .lang-inactive {
    color: var(--text-muted);
}

.lang-switch:hover {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
}

.navbar.scrolled .lang-switch:hover {
    border-color: var(--aurebus-accent);
    background: var(--aurebus-accent-glow);
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all var(--transition-base);
}

.navbar.scrolled .nav-toggle span {
    background: var(--text-primary);
}

.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-dark);
    overflow: hidden;
    padding: var(--space-4xl) var(--space-lg);
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(76, 109, 251, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(76, 109, 251, 0.08) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 70%);
}

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(76, 109, 251, 0.15) 0%, transparent 70%);
    animation: pulse-glow 6s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 850px;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(76, 109, 251, 0.15);
    border: 1px solid rgba(76, 109, 251, 0.3);
    border-radius: var(--radius-full);
    color: var(--aurebus-accent-light);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xl);
    font-family: var(--font-mono);
}

.hero-title-line {
    display: block;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    color: var(--text-inverse);
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.hero-title-accent {
    display: block;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    color: var(--aurebus-accent-light);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-top: var(--space-xs);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.65);
    max-width: 640px;
    margin: var(--space-xl) auto;
    line-height: 1.7;
}

.hero-services {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-2xl);
}

.hero-service-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-full);
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-base);
}

.hero-service-pill:hover {
    background: rgba(76, 109, 251, 0.15);
    border-color: rgba(76, 109, 251, 0.4);
    color: #fff;
}

.hero-service-pill svg {
    opacity: 0.7;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 14px 32px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--aurebus-accent);
    color: #fff;
    box-shadow: 0 4px 15px rgba(76, 109, 251, 0.35);
}

.btn-primary:hover {
    background: var(--aurebus-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(76, 109, 251, 0.45);
}

.btn-outline {
    background: transparent;
    color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-outline:hover {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.08);
}

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

/* Hero Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--aurebus-accent-light), transparent);
    animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
    0%, 100% { opacity: 0.3; height: 40px; }
    50% { opacity: 1; height: 60px; }
}

/* ============================================
   Stats Bar
   ============================================ */

.stats-bar {
    background: #fff;
    border-bottom: 1px solid var(--border-light);
    padding: var(--space-2xl) 0;
    position: relative;
    z-index: 5;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    text-align: center;
}

.stat-item {
    padding: var(--space-md);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--aurebus-accent);
    line-height: 1;
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--aurebus-accent);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: var(--space-sm);
    font-weight: 500;
}

/* ============================================
   Sections (common)
   ============================================ */

.section {
    padding: var(--space-4xl) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-tag {
    display: inline-block;
    padding: 4px 14px;
    background: var(--aurebus-accent-glow);
    color: var(--aurebus-accent);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
    letter-spacing: 0.02em;
}

.section-header h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-intro {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-top: var(--space-md);
    line-height: 1.7;
}

/* ============================================
   Problem Section
   ============================================ */

.section-problem {
    background: var(--bg-secondary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.problem-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.problem-risk::before { background: var(--aurebus-danger); }
.problem-impact::before { background: var(--aurebus-warning); }
.problem-solution::before { background: var(--aurebus-success); }

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.problem-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
}

.problem-risk .problem-icon { background: rgba(239, 68, 68, 0.1); color: var(--aurebus-danger); }
.problem-impact .problem-icon { background: rgba(245, 158, 11, 0.1); color: var(--aurebus-warning); }
.problem-solution .problem-icon { background: rgba(16, 185, 129, 0.1); color: var(--aurebus-success); }

.problem-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.problem-card ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.problem-card li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding-left: 20px;
    position: relative;
    line-height: 1.5;
}

.problem-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.problem-risk li::before { background: var(--aurebus-danger); }
.problem-impact li::before { background: var(--aurebus-warning); }
.problem-solution li::before { background: var(--aurebus-success); }

.problem-callout {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
    padding: var(--space-xl);
    background: linear-gradient(135deg, var(--aurebus-accent-glow), rgba(76, 109, 251, 0.05));
    border: 1px solid rgba(76, 109, 251, 0.15);
    border-radius: var(--radius-lg);
}

.problem-callout svg {
    flex-shrink: 0;
    color: var(--aurebus-accent);
    margin-top: 2px;
}

.problem-callout p {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.6;
}

/* ============================================
   Services Section
   ============================================ */

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    align-items: start;
}

.service-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
    position: relative;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.service-card-featured {
    border-color: var(--aurebus-accent);
    box-shadow: var(--shadow-glow);
}

.service-card-featured::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--aurebus-accent);
    pointer-events: none;
}

.service-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--bg-secondary);
    line-height: 1;
    letter-spacing: -0.05em;
    margin-bottom: var(--space-md);
    user-select: none;
}

.service-card-featured .service-number {
    color: var(--aurebus-accent-glow);
}

.service-icon {
    color: var(--aurebus-accent);
    margin-bottom: var(--space-lg);
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.service-card > p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: var(--space-xl);
}

.service-features li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding-left: 24px;
    position: relative;
    line-height: 1.5;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid var(--aurebus-accent);
    background: var(--aurebus-accent-glow);
}

.service-result {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-light);
    color: var(--aurebus-success);
    font-size: 0.875rem;
    font-weight: 600;
}

/* ============================================
   Service Details (Tabs)
   ============================================ */

.section-details {
    background: var(--bg-secondary);
}

.details-tabs {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.tab-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 12px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.tab-btn:hover {
    color: var(--aurebus-accent);
    border-color: var(--aurebus-accent);
}

.tab-btn.active {
    background: var(--aurebus-accent);
    color: #fff;
    border-color: var(--aurebus-accent);
    box-shadow: 0 4px 15px rgba(76, 109, 251, 0.3);
}

.tab-btn.active svg { stroke: #fff; }

.tab-panel {
    display: none;
    animation: fadeIn 0.4s ease;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

.detail-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.detail-step {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.step-marker {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--aurebus-accent);
    color: #fff;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.step-marker svg {
    stroke: #fff;
}

.step-content h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.step-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Visual Cards */
.visual-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.visual-header {
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-dark);
    color: var(--text-inverse);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
}

.visual-flow {
    padding: var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.flow-item {
    padding: 10px 18px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.flow-item-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
    color: var(--aurebus-success);
}

.flow-arrow {
    color: var(--text-muted);
    font-size: 1.2rem;
}

/* Heartbeat Animation */
.heartbeat-animation {
    padding: var(--space-xl);
}

.heartbeat-svg {
    width: 100%;
    height: 80px;
}

.heartbeat-line {
    stroke: var(--aurebus-accent);
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: heartbeat-draw 3s linear infinite;
}

@keyframes heartbeat-draw {
    to { stroke-dashoffset: 0; }
}

.heartbeat-status {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--aurebus-success);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--aurebus-success);
    animation: status-pulse 2s ease-in-out infinite;
}

@keyframes status-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
}

/* SLA Table */
.sla-table-wrapper {
    overflow-x: auto;
}

.sla-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
}

.sla-table thead {
    background: var(--bg-dark);
}

.sla-table th {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    color: var(--text-inverse);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
}

.sla-table td {
    padding: var(--space-md) var(--space-lg);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-light);
}

.sla-table tr:last-child td {
    border-bottom: none;
}

.sla-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
}

.sla-badge-critical { background: rgba(239, 68, 68, 0.1); color: var(--aurebus-danger); }
.sla-badge-high { background: rgba(245, 158, 11, 0.1); color: var(--aurebus-warning); }
.sla-badge-medium { background: rgba(76, 109, 251, 0.1); color: var(--aurebus-accent); }
.sla-badge-low { background: rgba(148, 163, 184, 0.15); color: var(--text-secondary); }

.sla-time {
    font-weight: 700;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--text-primary);
}

/* Support Flow */
.support-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-xl);
    flex-wrap: wrap;
}

.support-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
}

.support-step-icon {
    font-size: 1.5rem;
}

/* Details Callout */
.details-callout {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
}

.details-callout svg {
    flex-shrink: 0;
    color: var(--aurebus-accent);
    margin-top: 2px;
}

.details-callout p {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.6;
}

/* ============================================
   Architecture Section
   ============================================ */

.architecture-diagram {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.arch-side {
    position: relative;
}

.arch-label {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    text-align: center;
}

.arch-box {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.arch-box-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-dark);
    color: var(--text-inverse);
    font-weight: 700;
    font-size: 0.9rem;
}

.arch-components {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.arch-components li {
    padding: 8px 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}

.arch-agent {
    margin: 0 var(--space-lg) var(--space-lg);
    padding: 10px 14px;
    background: rgba(76, 109, 251, 0.08);
    border: 1px dashed var(--aurebus-accent);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--aurebus-accent);
}

/* Connection Line */
.arch-connection {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: 0 var(--space-lg);
    position: relative;
}

.arch-connection-line {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    position: relative;
}

.arch-connection-line::after {
    content: '';
    position: absolute;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: repeating-linear-gradient(
        to bottom,
        var(--aurebus-accent) 0,
        var(--aurebus-accent) 6px,
        transparent 6px,
        transparent 12px
    );
}

.arch-connection-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--aurebus-accent);
    z-index: 1;
}

.arch-connection-label {
    padding: 6px 14px;
    background: var(--aurebus-accent);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    white-space: nowrap;
    z-index: 1;
    letter-spacing: 0.03em;
}

.arch-data-flow {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.data-packet {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--aurebus-accent-light);
    animation: data-flow 2s ease-in-out infinite;
    opacity: 0;
}

.data-packet:nth-child(2) { animation-delay: 0.6s; }
.data-packet:nth-child(3) { animation-delay: 1.2s; }

@keyframes data-flow {
    0% { opacity: 0; transform: translateY(-10px); }
    30% { opacity: 1; }
    70% { opacity: 1; }
    100% { opacity: 0; transform: translateY(10px); }
}

/* aurebus Services */
.arch-services {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.arch-service-box {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.arch-service-box:hover {
    border-color: var(--aurebus-accent);
    box-shadow: var(--shadow-md);
}

.arch-service-box svg {
    color: var(--aurebus-accent);
}

.arch-service-box span {
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.arch-service-box small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   Implementation Timeline
   ============================================ */

.section-implementation {
    background: var(--bg-dark);
    color: var(--text-inverse);
}

.section-implementation .section-tag {
    background: rgba(76, 109, 251, 0.2);
    color: var(--aurebus-accent-light);
}

.section-implementation .section-header h2 {
    color: var(--text-inverse);
}

.timeline {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--aurebus-accent), rgba(76, 109, 251, 0.2));
}

.timeline-item {
    display: flex;
    gap: var(--space-xl);
    padding-bottom: var(--space-2xl);
    position: relative;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-number {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--aurebus-accent);
    color: #fff;
    border-radius: 50%;
    font-weight: 800;
    font-size: 1.1rem;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    box-shadow: 0 0 0 6px var(--bg-dark), 0 0 20px rgba(76, 109, 251, 0.3);
}

.timeline-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-inverse);
    margin-bottom: var(--space-xs);
}

.timeline-content p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

/* ============================================
   FAQ Section
   ============================================ */

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--aurebus-accent);
}

.faq-item[open] {
    box-shadow: var(--shadow-md);
    border-color: var(--aurebus-accent);
}

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    list-style: none;
    gap: var(--space-md);
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary svg {
    flex-shrink: 0;
    color: var(--text-muted);
    transition: transform var(--transition-base);
}

.faq-item[open] summary svg {
    transform: rotate(180deg);
    color: var(--aurebus-accent);
}

.faq-answer {
    padding: 0 var(--space-xl) var(--space-lg);
}

.faq-answer p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Contact Section
   ============================================ */

.section-contact {
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-content .section-tag {
    margin-bottom: var(--space-md);
}

.contact-content h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: var(--space-2xl);
}

.contact-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-step {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
}

.contact-step:hover {
    border-color: var(--aurebus-accent);
    transform: translateX(4px);
}

.contact-step-num {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--aurebus-accent);
    color: #fff;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.contact-step span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Contact Card */
.contact-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-card-header {
    padding: var(--space-md) var(--space-xl);
    background: var(--bg-dark);
    color: var(--text-inverse);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
}

.contact-person {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl);
    border-bottom: 1px solid var(--border-light);
}

.contact-avatar {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--aurebus-accent);
    color: #fff;
    border-radius: 50%;
    font-weight: 800;
    font-size: 1.1rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
}

.contact-info strong {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.contact-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.contact-details {
    padding: var(--space-lg) var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.contact-link:hover {
    color: var(--aurebus-accent);
}

.contact-link svg {
    color: var(--aurebus-accent);
    flex-shrink: 0;
}

.contact-card .btn {
    margin: var(--space-lg) var(--space-xl) var(--space-xl);
}

/* ============================================
   Transparency / Motivation Section
   ============================================ */

.section-transparency {
    background: #fff;
    position: relative;
    overflow: hidden;
}

.section-transparency::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 500px;
    height: 500px;
    background: url('assets/logo-icon-color.png') no-repeat center;
    background-size: contain;
    opacity: 0.03;
    pointer-events: none;
}

.transparency-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.transparency-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.transparency-content > p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.transparency-example {
    background: var(--bg-secondary);
    border-left: 3px solid var(--aurebus-accent);
    padding: var(--space-lg);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin-bottom: var(--space-xl);
}

.transparency-example p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    font-style: italic;
}

.transparency-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.transparency-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.transparency-item-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--aurebus-accent-glow);
    border-radius: 50%;
    flex-shrink: 0;
    color: var(--aurebus-accent);
}

.transparency-item-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Right side: approach cards */
.approach-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.approach-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
    position: relative;
}

.approach-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.approach-card-number {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--bg-secondary);
    line-height: 1;
    user-select: none;
}

.approach-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--aurebus-accent);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.approach-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.approach-result {
    background: linear-gradient(135deg, var(--aurebus-accent-glow), rgba(76, 109, 251, 0.05));
    border: 1px solid rgba(76, 109, 251, 0.15);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
}

.approach-result h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--aurebus-accent);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.approach-result p {
    font-size: 0.875rem;
    color: var(--text-primary);
    line-height: 1.6;
    font-weight: 500;
}

@media (max-width: 1024px) {
    .transparency-layout {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--bg-dark);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: block;
    margin-bottom: var(--space-md);
}

.footer-logo-img {
    height: 28px;
    width: auto;
    opacity: 0.85;
    transition: opacity var(--transition-fast);
}

.footer-logo-img:hover {
    opacity: 1;
}

.footer-brand p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
    max-width: 360px;
}

.footer-links h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-inverse);
    margin-bottom: var(--space-md);
    letter-spacing: 0.02em;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--aurebus-accent-light);
}

.footer-bottom {
    padding-top: var(--space-xl);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
}

/* ============================================
   Animations
   ============================================ */

[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children animations */
.problem-grid [data-animate]:nth-child(2) { transition-delay: 0.1s; }
.problem-grid [data-animate]:nth-child(3) { transition-delay: 0.2s; }

.services-grid [data-animate]:nth-child(2) { transition-delay: 0.15s; }
.services-grid [data-animate]:nth-child(3) { transition-delay: 0.3s; }

.timeline-item[data-animate]:nth-child(2) { transition-delay: 0.1s; }
.timeline-item[data-animate]:nth-child(3) { transition-delay: 0.2s; }
.timeline-item[data-animate]:nth-child(4) { transition-delay: 0.3s; }
.timeline-item[data-animate]:nth-child(5) { transition-delay: 0.4s; }

.faq-item[data-animate]:nth-child(2) { transition-delay: 0.05s; }
.faq-item[data-animate]:nth-child(3) { transition-delay: 0.1s; }
.faq-item[data-animate]:nth-child(4) { transition-delay: 0.15s; }
.faq-item[data-animate]:nth-child(5) { transition-delay: 0.2s; }
.faq-item[data-animate]:nth-child(6) { transition-delay: 0.25s; }
.faq-item[data-animate]:nth-child(7) { transition-delay: 0.3s; }

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .problem-grid,
    .services-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    .architecture-diagram {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .arch-connection {
        flex-direction: row;
        padding: var(--space-md) 0;
    }

    .arch-connection-line {
        flex-direction: row;
    }

    .arch-connection-line::after {
        top: 50%;
        bottom: auto;
        left: 8px;
        right: 8px;
        width: auto;
        height: 2px;
        background: repeating-linear-gradient(
            to right,
            var(--aurebus-accent) 0,
            var(--aurebus-accent) 6px,
            transparent 6px,
            transparent 12px
        );
    }

    .arch-data-flow {
        flex-direction: row;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .detail-content {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .logo-tagline {
        display: none;
    }

    .logo-divider {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-dark);
        flex-direction: column;
        padding: 80px var(--space-xl) var(--space-xl);
        transition: right var(--transition-slow);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
        z-index: 999;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        color: rgba(255, 255, 255, 0.8) !important;
        padding: var(--space-md) !important;
        font-size: 1rem;
    }

    .nav-links a:hover {
        background: rgba(255, 255, 255, 0.05) !important;
        color: #fff !important;
    }

    .hero {
        padding: var(--space-3xl) var(--space-md);
        min-height: auto;
        padding-top: 120px;
        padding-bottom: 80px;
    }

    .hero-title-line {
        font-size: 2rem;
    }

    .hero-title-accent {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }

    .stat-number {
        font-size: 2.25rem;
    }

    .section {
        padding: var(--space-3xl) 0;
    }

    .details-tabs {
        gap: var(--space-xs);
    }

    .tab-btn {
        padding: 10px 16px;
        font-size: 0.8rem;
    }

    .tab-btn span {
        display: none;
    }

    .tab-btn svg {
        margin: 0;
    }

    .sla-table th,
    .sla-table td {
        padding: var(--space-sm) var(--space-md);
        font-size: 0.8rem;
    }

    .contact-card {
        max-width: 400px;
        margin: 0 auto;
    }

    .hero-services {
        gap: var(--space-sm);
    }

    .hero-service-pill {
        padding: 8px 14px;
        font-size: 0.8rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .stat-suffix {
        font-size: 1rem;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-number {
        width: 42px;
        height: 42px;
        font-size: 0.95rem;
    }

    .timeline-item {
        gap: var(--space-md);
    }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
    .navbar, .hero-scroll-indicator, .lang-switch, .nav-toggle,
    .hero-bg, .hero-glow, .arch-data-flow, .heartbeat-animation { display: none; }

    .hero { min-height: auto; background: #fff; color: #000; padding: 40px 0; }
    .hero-title-line, .hero-title-accent { color: #000; }
    .hero-subtitle { color: #333; }

    .section { padding: 30px 0; }
    [data-animate] { opacity: 1; transform: none; }

    .tab-panel { display: block !important; }
}