/* ============================================================
   IT-Bureau Limited — Company & Apps Website
   Stylesheet
   ============================================================ */

/* --- CSS Variables / Design Tokens --- */

:root {
    --color-primary: #0f6bff;
    --color-logo-accent: #084e81;
    --color-primary-dark: #0a54cc;
    --color-primary-light: #3b8aff;
    --color-secondary: #7c3aed;
    --color-secondary-light: #a78bfa;
    --color-accent: #d97706;
    --color-accent-light: #f59e0b;

    --color-bg: #fffef8;
    --color-bg-alt: #f9f3e1;
    --color-bg-dark: #0f172a;
    --color-bg-section: #f8fafc;

    --color-text: #2d2311;
    --color-text-light: #766f37;
    --color-text-on-dark: #f1f5f9;
    --color-text-muted: #a6864e;

    --color-border: #e2d8c3;
    --color-success: #10b981;
    --color-card-bg: #ffffff;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Libre Baskerville', Georgia, 'Times New Roman', serif;

    --max-width: 1200px;
    --header-height: 72px;

    --shadow-sm: 0 1px 2px rgba(45, 35, 17, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(45, 35, 17, 0.07), 0 2px 4px -2px rgba(45, 35, 17, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(45, 35, 17, 0.08), 0 4px 6px -4px rgba(45, 35, 17, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(45, 35, 17, 0.08), 0 8px 10px -6px rgba(45, 35, 17, 0.04);

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

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

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

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-primary-dark);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typography --- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
}

h4 {
    font-size: 1.25rem;
}

.section-label {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 16px;
    font-family: var(--font-sans);
}

.section-title {
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 640px;
    line-height: 1.8;
}

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

.text-center .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    line-height: 1.4;
}

.btn-primary {
    background: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(15, 107, 255, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    box-shadow: 0 6px 20px rgba(15, 107, 255, 0.4);
    transform: translateY(-1px);
    color: #ffffff;
}

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

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(15, 107, 255, 0.04);
}

.btn-outline-light {
    background: transparent;
    color: var(--color-text-on-dark);
    border: 2px solid rgba(255, 255, 255, 0.25);
}

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

.btn-sm {
    font-size: 0.875rem;
    padding: 10px 22px;
}

/* --- Header / Navigation --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 254, 248, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    height: var(--header-height);
    transition: box-shadow 0.3s ease;
}

.site-header.scrolled {
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--color-text);
    text-decoration: none;
}

.logo:hover {
    color: var(--color-text);
}

.logo img {
    height: 36px;
    width: auto;
    border-radius: 8px;
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--color-logo-accent);
}

/* Desktop Nav */
.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-light);
    text-decoration: none;
    transition: color 0.2s ease;
    position: relative;
    font-family: var(--font-sans);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-text);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: transform 0.2s ease;
    border-radius: 1px;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    transform: scaleX(1);
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero Section --- */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #0f172a 0%, #1a2442 50%, #0f172a 100%);
    position: relative;
    overflow: hidden;
    min-height: 85vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse 900px 600px at 20% 50%, rgba(15, 107, 255, 0.1) 0%, transparent 70%),
        radial-gradient(ellipse 600px 400px at 80% 30%, rgba(124, 58, 237, 0.06) 0%, transparent 70%),
        radial-gradient(ellipse 400px 300px at 50% 80%, rgba(245, 158, 11, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 620px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent-light);
    background: rgba(245, 158, 11, 0.1);
    padding: 6px 18px;
    border-radius: var(--radius-full);
    margin-bottom: 28px;
    border: 1px solid rgba(245, 158, 11, 0.2);
    font-family: var(--font-sans);
}

.hero h1 {
    color: var(--color-text-on-dark);
    margin-bottom: 24px;
}

.hero h1 .highlight {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-card-stack {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
    max-width: 420px;
}

.hero-mini-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 22px 26px;
    display: flex;
    align-items: center;
    gap: 18px;
    transition: all 0.3s ease;
}

.hero-mini-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(8px);
}

.hero-mini-card .icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.hero-mini-card .icon.blue {
    background: rgba(15, 107, 255, 0.2);
}

.hero-mini-card .icon.purple {
    background: rgba(124, 58, 237, 0.2);
}

.hero-mini-card .icon.amber {
    background: rgba(245, 158, 11, 0.2);
}

.hero-mini-card .card-text h4 {
    color: var(--color-text-on-dark);
    font-size: 1rem;
    margin-bottom: 3px;
    font-family: var(--font-sans);
    font-weight: 600;
}

.hero-mini-card .card-text p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin: 0;
    max-width: none;
}

/* --- Section Shared Styles --- */
.section {
    padding: 100px 0;
}

.section-header {
    margin-bottom: 60px;
}

/* --- About Section --- */
.about {
    background: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content p {
    color: var(--color-text-light);
    margin-bottom: 18px;
    font-size: 1.0625rem;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding: 36px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

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

.stat-number {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1.2;
    font-family: var(--font-display);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-top: 6px;
}

/* --- Social Proof / Trust Bar --- */
.trust-bar {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 48px 0;
}

.trust-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-text-light);
    font-size: 0.9375rem;
    font-weight: 500;
}

.trust-item .trust-icon {
    font-size: 1.5rem;
    opacity: 0.6;
}

/* --- Apps Section --- */
.apps-section {
    background: var(--color-bg);
}

.apps-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.app-card {
    background: var(--color-card-bg);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

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

.app-card.accent-blue .app-icon {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: var(--color-primary);
}

.app-card.accent-purple .app-icon {
    background: linear-gradient(135deg, #ede9fe, #ddd6fe);
    color: var(--color-secondary);
}

.app-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    flex-shrink: 0;
}

.app-card h3 {
    margin-bottom: 10px;
}

.app-card .app-desc {
    color: var(--color-text-light);
    margin-bottom: 24px;
    line-height: 1.7;
}

.app-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
}

.app-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

.app-features li::before {
    content: '✓';
    color: var(--color-success);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
}

.app-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

.app-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

/* --- Phone Mockup --- */
.phone-mockup {
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    background: var(--color-bg-dark);
    border-radius: 24px;
    padding: 12px 8px;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.phone-mockup .screen {
    background: linear-gradient(180deg, #1e293b, #0f172a);
    border-radius: 16px;
    padding: 24px 16px;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-text-on-dark);
}

.phone-mockup .screen .app-icon-large {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.phone-mockup .screen p {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* --- Values Section --- */
.values {
    background: var(--color-bg-alt);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.value-card {
    text-align: center;
    padding: 44px 32px;
    border-radius: var(--radius-lg);
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.value-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.value-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 1.5rem;
    color: #fff;
}

.value-card h4 {
    margin-bottom: 12px;
}

.value-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* --- Process / How We Work Section --- */
.process {
    background: var(--color-bg);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    counter-reset: step;
}

.process-step {
    text-align: center;
    padding: 40px 28px;
    position: relative;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.process-step::before {
    counter-increment: step;
    content: counter(step);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-weight: 700;
    font-size: 1.25rem;
    margin: 0 auto 20px;
}

.process-step h4 {
    margin-bottom: 12px;
}

.process-step p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* --- Contact Section --- */
.contact-section {
    background: var(--color-bg-dark);
    color: var(--color-text-on-dark);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse 600px 400px at 30% 50%, rgba(15, 107, 255, 0.08) 0%, transparent 70%),
        radial-gradient(ellipse 400px 300px at 70% 80%, rgba(124, 58, 237, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.contact-section .section-title,
.contact-section .section-subtitle {
    color: var(--color-text-on-dark);
}

.contact-section .section-subtitle {
    color: var(--color-text-muted);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    position: relative;
    z-index: 1;
}

.contact-info h3 {
    color: var(--color-text-on-dark);
    margin-bottom: 16px;
}

.contact-info>p {
    color: var(--color-text-muted);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.contact-item .ci-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1rem;
}

.contact-item .ci-label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-bottom: 2px;
}

.contact-item .ci-value {
    font-size: 0.9375rem;
    color: var(--color-text-on-dark);
}

.contact-item .ci-value a {
    color: var(--color-primary-light);
}

.contact-item .ci-value a:hover {
    color: var(--color-primary);
}

.contact-form {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 36px;
}

.contact-form h4 {
    color: var(--color-text-on-dark);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: 6px;
    font-family: var(--font-sans);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    color: var(--color-text-on-dark);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    transition: border-color 0.2s ease;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.08);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-group select option {
    color: var(--color-text);
}

/* --- Footer --- */
.site-footer {
    background: #0a0f1a;
    padding: 56px 0 36px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo,
.footer-brand .logo .logo-text {
    color: var(--color-text-on-dark);
}

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    line-height: 1.7;
    margin-top: 16px;
    max-width: 320px;
}

.footer-col h5 {
    color: var(--color-text-on-dark);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 18px;
    font-family: var(--font-sans);
}

.footer-col a {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    padding: 5px 0;
    transition: color 0.2s ease;
}

.footer-col a:hover {
    color: var(--color-primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.8125rem;
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    color: var(--color-text-muted);
    font-size: 0.8125rem;
}

.footer-bottom-links a:hover {
    color: var(--color-primary-light);
}

/* --- Legal Pages (Privacy, Terms, Support) --- */
.legal-page {
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 80px;
    background: var(--color-bg);
}

.legal-header {
    margin-bottom: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-border);
}

.legal-header h1 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 8px;
}

.legal-header .effective-date {
    color: var(--color-text-light);
    font-size: 1rem;
}

.legal-content {
    max-width: 780px;
}

.legal-content section {
    margin-bottom: 40px;
}

.legal-content h2 {
    font-size: 1.375rem;
    margin-bottom: 16px;
    color: var(--color-text);
}

.legal-content h3 {
    font-size: 1.125rem;
    margin-bottom: 12px;
}

.legal-content p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 14px;
}

.legal-content ul {
    list-style: disc;
    padding-left: 24px;
    margin-bottom: 16px;
}

.legal-content ul li {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 6px;
}

.legal-content .contact-block {
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    padding: 24px 28px;
    margin-top: 24px;
    border: 1px solid var(--color-border);
}

.legal-content .contact-block p {
    margin-bottom: 4px;
}

.legal-nav {
    display: flex;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.legal-nav a {
    font-size: 0.875rem;
    padding: 6px 16px;
    border-radius: var(--radius-full);
    background: var(--color-bg-alt);
    color: var(--color-text-light);
    border: 1px solid var(--color-border);
    transition: all 0.2s ease;
    font-family: var(--font-sans);
}

.legal-nav a:hover,
.legal-nav a.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* --- Support Page Specific --- */
.support-section {
    margin-bottom: 48px;
}

.support-section h2 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

.faq-item {
    margin-bottom: 20px;
    padding: 22px 26px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.faq-item h3 {
    font-size: 1.0625rem;
    margin-bottom: 8px;
    color: var(--color-text);
}

.faq-item p {
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 0;
}

.support-contact-box {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-lg);
    padding: 44px 40px;
    color: #fff;
    text-align: center;
    margin-top: 48px;
}

.support-contact-box h3 {
    color: #fff;
    margin-bottom: 12px;
}

.support-contact-box p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 8px;
}

.support-contact-box a {
    color: #fff;
    text-decoration: underline;
}

/* --- 404 Page --- */
.page-404 {
    padding-top: calc(var(--header-height) + 80px);
    text-align: center;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-404 h1 {
    font-size: 6rem;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.page-404 p {
    color: var(--color-text-light);
    font-size: 1.125rem;
    margin-bottom: 32px;
}

/* --- Utility Classes --- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-content {
        max-width: 100%;
        text-align: center;
    }

    .hero p {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .process-steps {
        grid-template-columns: 1fr 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

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

    .trust-grid {
        gap: 32px;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 64px;
    }

    .nav-links {
        display: none;
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: rgba(255, 254, 248, 0.98);
        backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 24px;
        gap: 8px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        padding: 12px 16px;
        border-radius: var(--radius-sm);
        width: 100%;
    }

    .nav-links a:hover {
        background: var(--color-bg-alt);
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 120px 0 60px;
        min-height: auto;
    }

    .section {
        padding: 60px 0;
    }

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

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

    .process-steps {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        padding: 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .contact-form {
        padding: 24px;
    }

    .hero-mini-card {
        padding: 14px 18px;
    }

    .hero-mini-card .icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    .trust-grid {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .about-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }

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

    .hero-actions .btn {
        text-align: center;
    }

    .app-card {
        padding: 28px 20px;
    }
}