/* ========================================
   ChurnGuard - Modern CSS Styling
   ======================================== */

/* Root Variables - PredictivS Theme */
:root {
    /* Primary: Lacivert (Veri & Profesyonellik) */
    --primary-color: #1e3a8a;
    --primary-light: #3b82f6;
    --primary-dark: #1e40af;

    /* Secondary: Yeşil (Büyüme & Başarı) */
    --secondary-color: #10b981;
    --secondary-light: #34d399;
    --secondary-dark: #059669;

    /* Accent: Gri (Profesyonellik) */
    --accent-gray: #6b7280;
    --accent-gray-light: #9ca3af;
    --accent-gray-dark: #4b5563;

    /* Specific Colors */
    --telco-color: #3b82f6;
    --banking-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --success-color: #10b981;
    --growth-color: #22c55e;

    /* Backgrounds */
    --dark-bg: #0f172a;
    --card-bg: #1e293b;
    --gradient-bg: linear-gradient(135deg, #1e3a8a 0%, #10b981 100%);

    /* Text */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;

    /* Borders & Shadows */
    --border-color: #334155;
    --shadow: 0 10px 30px rgba(30, 58, 138, 0.3);
    --shadow-green: 0 10px 30px rgba(16, 185, 129, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.brand-logo {
    height: 40px;
    width: auto;
    transition: transform 0.3s ease;
}

.brand-logo:hover {
    transform: scale(1.05);
}

/* Brand S - Emphasized (Growth Green) */
.brand-s {
    color: #10b981;
    font-weight: 900;
    font-size: 1.3em;
    position: relative;
    display: inline-block;
    animation: pulseS 3s ease-in-out infinite;
}

.brand-s-large {
    color: #10b981;
    font-weight: 900;
    font-size: 1.2em;
    position: relative;
    display: inline-block;
    text-shadow: 0 0 20px rgba(16, 185, 129, 0.5);
    animation: pulseS 3s ease-in-out infinite;
}

@keyframes pulseS {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    transition: color 0.3s;
    font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.language-switch {
    display: flex;
    gap: 0.5rem;
}

.lang-btn {
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    background: var(--card-bg);
    color: var(--text-secondary);
    transition: all 0.3s;
    font-size: 0.875rem;
}

.lang-btn.active,
.lang-btn:hover {
    background: var(--primary-color);
    color: white;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: all 0.3s;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary-color) 0%, transparent 70%);
    opacity: 0.1;
    top: -250px;
    right: -250px;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: linear-gradient(135deg, #1e3a8a 0%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    padding: 0.875rem 1.75rem;
    border-radius: 0.5rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #1e3a8a 0%, #10b981 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

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

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--success-color) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Dashboard Preview */
.dashboard-preview {
    background: var(--card-bg);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.preview-header {
    background: #1e293b;
    padding: 0.75rem;
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #22c55e; }

.preview-content {
    padding: 2rem;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
}

.code-line {
    margin: 0.5rem 0;
}

.keyword { color: #f472b6; }
.string { color: #a78bfa; }
.number { color: #60a5fa; }
.success { color: #22c55e; }

/* ========================================
   Features Section
   ======================================== */
.features {
    padding: 6rem 0;
    background: rgba(30, 41, 59, 0.3);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 4rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-icon.telco {
    background: linear-gradient(135deg, var(--telco-color) 0%, #60a5fa 100%);
}

.feature-icon.banking {
    background: linear-gradient(135deg, var(--banking-color) 0%, #34d399 100%);
}

.feature-icon.api {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
}

.feature-icon.ml {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
}

.feature-icon.crm {
    background: linear-gradient(135deg, #ec4899 0%, #f472b6 100%);
}

.feature-icon.analytics {
    background: linear-gradient(135deg, #06b6d4 0%, #22d3ee 100%);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
    margin-bottom: 1.5rem;
}

.feature-list li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.feature-list i {
    color: var(--success-color);
}

.feature-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s;
}

.feature-link:hover {
    gap: 1rem;
}

/* ========================================
   Architecture Section
   ======================================== */
.architecture {
    padding: 6rem 0;
}

.architecture-diagram {
    max-width: 800px;
    margin: 3rem auto;
}

.arch-layer {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid var(--border-color);
    margin-bottom: 1rem;
}

.arch-layer h3 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.arch-components {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.arch-component {
    background: rgba(30, 58, 138, 0.1);
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid rgba(30, 58, 138, 0.3);
}

.arch-component.telco-bg {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
}

.arch-component.banking-bg {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
}

.arch-arrow {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin: 1rem 0;
}

.tech-stack {
    margin-top: 4rem;
}

.tech-stack h3 {
    text-align: center;
    margin-bottom: 2rem;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

.tech-item {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.tech-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.tech-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: block;
}

/* ========================================
   Documentation Section
   ======================================== */
.documentation {
    padding: 6rem 0;
    background: rgba(30, 41, 59, 0.3);
}

.docs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.doc-card {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    display: block;
}

.doc-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary-color);
}

.doc-icon {
    width: 50px;
    height: 50px;
    border-radius: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.doc-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.doc-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.doc-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    background: rgba(30, 58, 138, 0.2);
    color: var(--primary-color);
    font-weight: 600;
}

/* ========================================
   API Section
   ======================================== */
.api-section {
    padding: 6rem 0;
}

.api-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.api-tab {
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.api-tab.active,
.api-tab:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.api-module {
    display: none;
}

.api-module.active {
    display: block;
}

.api-info {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.api-badge {
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-weight: 600;
    font-size: 0.875rem;
}

.api-info code {
    background: rgba(30, 58, 138, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-family: 'Monaco', monospace;
}

.endpoint-card {
    background: var(--card-bg);
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
}

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

.method {
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.method.post {
    background: var(--success-color);
    color: white;
}

.method.get {
    background: var(--telco-color);
    color: white;
}

.path {
    font-family: 'Monaco', monospace;
    color: var(--primary-color);
    font-weight: 600;
}

.endpoint-desc {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.code-example {
    background: #0f172a;
    border-radius: 0.5rem;
    overflow: hidden;
    margin-bottom: 1rem;
}

.code-header {
    background: #1e293b;
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.copy-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    transition: all 0.3s;
}

.copy-btn:hover {
    background: rgba(16, 185, 129, 0.2);
    color: var(--secondary-color);
}

.code-example pre {
    padding: 1rem;
    overflow-x: auto;
}

.code-example code {
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
}

.response-block {
    background: #0f172a;
    border-radius: 0.5rem;
    padding: 1rem;
    border-left: 4px solid var(--success-color);
}

.response-block.warning {
    border-left-color: var(--warning-color);
}

.api-link-box {
    text-align: center;
    margin-top: 2rem;
}

.api-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.3s;
}

.api-link-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(16, 185, 129, 0.3);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: rgba(15, 23, 42, 0.95);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.footer-section .tagline {
    font-style: italic;
    font-size: 0.9rem;
    color: var(--primary-color);
}

.footer-logo {
    height: 60px;
    width: auto;
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 10px rgba(16, 185, 129, 0.3));
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-secondary);
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-stats {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-stat i {
    color: var(--success-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.footer-tech {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.footer-tech i {
    color: var(--primary-color);
}

/* ========================================
   Documentation Pages
   ======================================== */
.docs-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
    padding: 3rem 0;
    max-width: 1400px;
    margin: 0 auto;
    padding-left: 2rem;
    padding-right: 2rem;
}

.docs-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.docs-sidebar h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.docs-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.docs-nav-link {
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    color: var(--text-secondary);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.docs-nav-link:hover,
.docs-nav-link.active {
    background: var(--card-bg);
    color: var(--primary-color);
}

.docs-content {
    max-width: 900px;
}

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

.docs-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.docs-header .lead {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

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

.docs-section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
}

.docs-section h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
}

.docs-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.docs-section ul {
    color: var(--text-secondary);
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.code-block {
    background: #0f172a;
    border-radius: 0.5rem;
    overflow: hidden;
    margin: 1.5rem 0;
    border: 1px solid var(--border-color);
}

.code-block pre {
    padding: 1.5rem;
    overflow-x: auto;
}

.code-block code {
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
}

.alert {
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    margin: 1.5rem 0;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    border-left: 4px solid;
}

.alert i {
    font-size: 1.25rem;
    margin-top: 0.125rem;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-left-color: var(--telco-color);
    color: var(--text-primary);
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border-left-color: var(--success-color);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-left-color: var(--warning-color);
}

.file-tree ul {
    list-style: none;
    margin-left: 0;
}

.file-tree li {
    padding: 0.25rem 0;
    color: var(--text-secondary);
}

.file-tree i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.output-block {
    background: #0f172a;
    padding: 1.5rem;
    border-radius: 0.5rem;
    font-family: 'Monaco', monospace;
    font-size: 0.875rem;
    margin: 1rem 0;
    border: 1px solid var(--success-color);
}

.feature-grid-small {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 1.5rem 0;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 0.5rem;
}

.feature-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.checklist {
    list-style: none !important;
    margin-left: 0 !important;
}

.checklist li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
}

.checklist i {
    color: var(--success-color);
}

.api-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
}

.api-link-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.api-link-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.api-link-icon {
    width: 50px;
    height: 50px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.api-link-icon.telco {
    background: linear-gradient(135deg, var(--telco-color) 0%, #60a5fa 100%);
}

.api-link-icon.banking {
    background: linear-gradient(135deg, var(--banking-color) 0%, #34d399 100%);
}

.api-link-content {
    flex-grow: 1;
}

.api-link-content h4 {
    margin-bottom: 0.25rem;
}

.api-link-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

.next-steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.next-step-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    text-align: center;
}

.next-step-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.next-step-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    border-radius: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.next-step-card h3 {
    margin-bottom: 0.5rem;
}

.next-step-card p {
    color: var(--text-secondary);
    margin: 0;
}

.accordion {
    margin: 2rem 0;
}

.accordion-item {
    background: var(--card-bg);
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.accordion-header {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
    transition: all 0.3s;
}

.accordion-header:hover {
    background: rgba(30, 58, 138, 0.1);
}

.accordion-header i {
    color: var(--primary-color);
}

.accordion-content {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
}

.docs-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.feedback-box {
    text-align: center;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 0.5rem;
    margin-bottom: 2rem;
}

.feedback-box h3 {
    margin-bottom: 0.5rem;
}

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

.feedback-box a {
    color: var(--primary-color);
    text-decoration: underline;
}

.page-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.page-nav-link {
    flex: 1;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.page-nav-link:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.page-nav-link.next {
    text-align: right;
}

.page-nav-link span {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.page-nav-link strong {
    display: block;
    color: var(--primary-color);
}

/* ========================================
   SaaS Specific Styles
   ======================================== */
.workflow-steps {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.workflow-step {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.workflow-step .step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.workflow-step .step-content h3 {
    margin-bottom: 0.5rem;
}

.workflow-step .step-content p {
    color: var(--text-secondary);
    margin: 0;
}

.module-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.module-card {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s;
}

.module-card.telco {
    border-color: var(--telco-color);
}

.module-card.banking {
    border-color: var(--banking-color);
}

.module-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.module-card .module-icon {
    width: 60px;
    height: 60px;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.module-card.telco .module-icon {
    background: linear-gradient(135deg, var(--telco-color) 0%, #60a5fa 100%);
}

.module-card.banking .module-icon {
    background: linear-gradient(135deg, var(--banking-color) 0%, #34d399 100%);
}

.module-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.module-card h4 {
    font-size: 1rem;
    margin: 1.5rem 0 0.75rem;
    color: var(--text-secondary);
}

.module-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 1.5rem 0;
    padding: 1rem;
    background: rgba(30, 58, 138, 0.1);
    border-radius: 0.5rem;
}

.module-stats .stat {
    text-align: center;
}

.module-stats .stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.module-stats .stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.module-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-top: 1rem;
    transition: gap 0.3s;
}

.module-link:hover {
    gap: 1rem;
}

.endpoint-list {
    display: grid;
    gap: 1rem;
    margin: 1.5rem 0;
}

.endpoint-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
}

.endpoint-label {
    font-weight: 600;
    color: var(--primary-color);
    min-width: 120px;
}

.endpoint-item code {
    background: rgba(30, 58, 138, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-family: 'Monaco', monospace;
    flex-grow: 1;
}

.rate-limit-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.rate-limit-table th,
.rate-limit-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.rate-limit-table th {
    background: rgba(30, 58, 138, 0.1);
    color: var(--primary-color);
    font-weight: 600;
}

.rate-limit-table tbody tr:hover {
    background: rgba(30, 58, 138, 0.05);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.pricing-card {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    border: 2px solid var(--border-color);
    text-align: center;
    transition: all 0.3s;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.pricing-card.featured {
    border-color: var(--secondary-color);
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.2);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.pricing-card .price {
    margin: 1.5rem 0;
}

.pricing-card .price .amount {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-card .price .period {
    font-size: 1rem;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin: 2rem 0;
    text-align: left;
}

.pricing-features li {
    padding: 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
}

.pricing-features i {
    color: var(--success-color);
    font-size: 1.125rem;
}

.support-channels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.support-channel {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 0.75rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.support-channel:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.support-channel i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: block;
}

.support-channel h4 {
    margin-bottom: 0.5rem;
}

.support-channel p {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.support-channel .response-time {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
    }

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

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .nav-menu {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .docs-layout {
        grid-template-columns: 1fr;
    }

    .docs-sidebar {
        position: static;
    }

    .api-links {
        grid-template-columns: 1fr;
    }

    .feature-grid-small {
        grid-template-columns: 1fr;
    }
}

/* Security Section Styles */
.security-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.security-section .section-title,
.security-section .section-subtitle {
    color: white;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.security-feature {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.security-feature:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.security-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 32px;
    color: #ffd700;
}

.security-feature h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: white;
}

.security-feature p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin-bottom: 15px;
}

.security-list {
    list-style: none;
    padding: 0;
    margin-top: 15px;
}

.security-list li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: rgba(255, 255, 255, 0.9);
}

.security-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #00ff88;
    font-weight: bold;
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 50px;
    margin-top: 15px;
}

.badge-score {
    font-size: 28px;
    font-weight: bold;
    color: #00ff88;
}

.badge-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.compliance-badges {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 15px;
}

.compliance-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.security-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: scale(1.05);
    background: rgba(255, 255, 255, 0.15);
}

.stat-number {
    font-size: 48px;
    font-weight: bold;
    color: #00ff88;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 5px;
}

.stat-change {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 5px;
}

.stat-change.positive {
    color: #00ff88;
    font-weight: 600;
}

/* Security Card in Features Section */
.security-card {
    border: 2px solid #667eea;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
}

.security-card:hover {
    border-color: #764ba2;
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.3);
}

.feature-icon.security {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}