/* ============================================
   STARTUP MANAGER - LANDING PAGE STYLES
   Modern, Responsive, Ultra-Clean Design
   Colors: White, Dark Gray (#1a1a2e), Cobalt Blue (#0047AB)
   ============================================ */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Colors */
    --color-primary: #0047AB;
    --color-primary-light: #0066FF;
    --color-primary-dark: #003380;
    --color-primary-rgb: 0, 71, 171;
    --color-accent: #00D9FF;
    
    --color-dark: #0f172a;
    --color-dark-light: #1e293b;
    --color-dark-lighter: #334155;
    
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    
    /* Semantic Colors - for components */
    --primary: #0047AB;
    --primary-light: rgba(0, 71, 171, 0.1);
    --primary-dark: #003380;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Surfaces & Backgrounds */
    --surface-1: #ffffff;
    --surface-2: #f8fafc;
    --surface-3: #f1f5f9;
    --border: #e2e8f0;
    --text: #0f172a;
    --text-muted: #64748b;
    
    /* Dark theme surfaces (for docs) */
    --color-bg: #0a0a14;
    --color-bg-card: #12121f;
    --color-bg-dark: #0d0d1a;
    --color-text: #e0e0e0;
    --color-text-secondary: #888;
    --color-border: #2a2a3e;
    
    /* Typography */
    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.75rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.05), 0 1px 2px -1px rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.07), 0 2px 4px -2px rgb(0 0 0 / 0.05);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.05);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.05);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.2);
    --shadow-colored: 0 20px 40px -10px rgba(var(--color-primary-rgb), 0.25);
    --shadow-glow: 0 0 40px rgba(var(--color-primary-rgb), 0.35), 0 0 80px rgba(var(--color-primary-rgb), 0.15);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-Index */
    --z-header: 100;
    --z-modal: 200;
    --z-tooltip: 300;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ============================================
   UTILITIES
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

.section--dark {
    background-color: var(--color-dark);
    color: var(--color-white);
}

.section--accent {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
}

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

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px rgba(var(--color-primary-rgb), 0.3); }
    50% { box-shadow: 0 0 40px rgba(var(--color-primary-rgb), 0.5); }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   PARTICLE CANVAS
   ============================================ */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    opacity: 0.5;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    padding: var(--spacing-md) 0;
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: var(--font-size-xl);
    color: var(--color-dark);
}

.nav__logo-icon {
    width: 40px;
    height: 40px;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav__link {
    font-weight: 500;
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.nav__link:hover {
    color: var(--color-primary);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__link--cta {
    background: var(--color-primary);
    color: var(--color-white) !important;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.nav__link--cta::after {
    display: none;
}

.nav__link--cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* Language Switcher */
.lang-switcher {
    position: relative;
}

.lang-switcher__btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: background-color var(--transition-fast);
}

.lang-switcher__btn:hover {
    background: var(--color-gray-200);
}

.lang-switcher__arrow {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.lang-switcher.active .lang-switcher__arrow {
    transform: rotate(180deg);
}

.lang-switcher__menu {
    position: absolute;
    top: calc(100% + var(--spacing-sm));
    right: 0;
    min-width: 150px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    overflow: hidden;
}

.lang-switcher.active .lang-switcher__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-switcher__option {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    font-size: var(--font-size-sm);
    transition: background-color var(--transition-fast);
}

.lang-switcher__option:hover {
    background: var(--color-gray-100);
}

/* Mobile Toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
}

.nav__toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    transition: all var(--transition-fast);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: 600;
    font-size: var(--font-size-base);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.btn svg {
    width: 20px;
    height: 20px;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(var(--color-primary-rgb), 0.3);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(var(--color-primary-rgb), 0.4);
}

.btn--ghost {
    background: transparent;
    color: var(--color-dark);
    border: 2px solid var(--color-gray-200);
}

.btn--ghost:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn--lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 100px;
    overflow: hidden;
}

.hero__bg-image {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.8;
    pointer-events: none;
    z-index: 0;
}

.hero__bg-gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse at center, rgba(var(--color-primary-rgb), 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: 1;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.hero__content {
    max-width: 600px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1) 0%, rgba(var(--color-primary-rgb), 0.05) 100%);
    border: 1px solid rgba(var(--color-primary-rgb), 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xl);
}

.hero__badge svg {
    width: 16px;
    height: 16px;
    fill: var(--color-primary);
    stroke: var(--color-primary);
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

/* Hero Visual / Mockup */
.hero__visual {
    position: relative;
}

.hero__mockup {
    position: relative;
    perspective: 1000px;
}

.mockup-window {
    background: var(--color-dark);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform var(--transition-slow);
}

.mockup-window:hover {
    transform: rotateY(0) rotateX(0);
}

.mockup-window__header {
    display: flex;
    gap: 8px;
    padding: var(--spacing-md);
    background: var(--color-dark-light);
}

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

.mockup-window__dot--red { background: #ff5f56; }
.mockup-window__dot--yellow { background: #ffbd2e; }
.mockup-window__dot--green { background: #27ca40; }

.mockup-window__content {
    display: flex;
    min-height: 350px;
}

.mockup-sidebar {
    width: 60px;
    background: var(--color-dark-lighter);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.mockup-nav-item {
    width: 100%;
    height: 36px;
    background: var(--color-dark);
    border-radius: var(--radius-sm);
    opacity: 0.5;
}

.mockup-nav-item.active {
    opacity: 1;
    background: var(--color-primary);
}

.mockup-main {
    flex: 1;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.mockup-header {
    height: 40px;
    background: var(--color-dark-lighter);
    border-radius: var(--radius-sm);
    animation: shimmer 2s infinite;
    background: linear-gradient(90deg, var(--color-dark-lighter) 25%, var(--color-dark-light) 50%, var(--color-dark-lighter) 75%);
    background-size: 200% 100%;
}

.mockup-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
}

.mockup-card {
    height: 80px;
    background: var(--color-dark-lighter);
    border-radius: var(--radius-sm);
    opacity: 0.7;
}

.mockup-card:first-child {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    opacity: 1;
}

.mockup-table {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.mockup-row {
    height: 30px;
    background: var(--color-dark-lighter);
    border-radius: var(--radius-sm);
    opacity: 0.5;
}

.hero__glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(ellipse at center, rgba(var(--color-primary-rgb), 0.2) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
    animation: pulse 4s ease-in-out infinite;
}

/* Hero Stats */
.hero__stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-4xl);
    margin-top: var(--spacing-4xl);
    padding: var(--spacing-xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-2xl);
}

.stat {
    text-align: center;
}

.stat__label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat__value {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-dark);
}

.stat__value--highlight {
    color: var(--color-primary);
}

/* ============================================
   SECTION HEADER
   ============================================ */
.section__header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-3xl);
}

.section__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.section__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
}

.section--dark .section__subtitle {
    color: var(--color-gray-400);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.feature-card {
    position: relative;
    padding: var(--spacing-2xl);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

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

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1) 0%, rgba(var(--color-primary-rgb), 0.05) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.feature-card__icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-primary);
}

.feature-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.feature-card__desc {
    color: var(--color-gray-500);
    line-height: 1.6;
}

/* ============================================
   MODULES SECTION
   ============================================ */
.modules__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.module-card {
    padding: var(--spacing-xl);
    background: var(--color-dark-light);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.module-card:hover {
    transform: translateY(-5px);
    background: var(--color-dark-lighter);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.module-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.module-card__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.module-card__desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.5;
}

/* ============================================
   WHY SECTION
   ============================================ */
.why__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.why-card {
    text-align: center;
    padding: var(--spacing-2xl);
}

.why-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1) 0%, rgba(var(--color-primary-rgb), 0.05) 100%);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.why-card:hover .why-card__icon {
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.why-card__icon svg {
    width: 36px;
    height: 36px;
    stroke: var(--color-primary);
}

.why-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.why-card__desc {
    color: var(--color-gray-500);
}

/* ============================================
   COUNTRIES SECTION
   ============================================ */
.countries__content {
    text-align: center;
    padding: var(--spacing-2xl);
}

.countries__icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
}

.countries__title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.countries__subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
}

.countries__flags {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
}

.country-flag {
    font-size: 3rem;
    transition: transform var(--transition-bounce);
    cursor: default;
}

.country-flag:hover {
    transform: scale(1.2) translateY(-5px);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-box {
    text-align: center;
    padding: var(--spacing-4xl);
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-light) 100%);
    border-radius: var(--radius-2xl);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(var(--color-primary-rgb), 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.cta-box__title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.cta-box__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

/* ============================================
   DOWNLOAD SECTION
   ============================================ */
.download__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.download-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-2xl);
    background: var(--color-dark-light);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

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

.download-card__icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-lg);
}

.download-card__icon svg {
    width: 100%;
    height: 100%;
    fill: var(--color-gray-400);
    transition: fill var(--transition-fast);
}

.download-card:hover .download-card__icon svg {
    fill: var(--color-primary-light);
}

.download-card__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.download-card__version {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.download__requirements {
    text-align: center;
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-4xl);
    margin-bottom: var(--spacing-3xl);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.footer__logo-icon {
    width: 40px;
    height: 40px;
}

.footer__desc {
    color: var(--color-gray-400);
    max-width: 300px;
    line-height: 1.6;
}

.footer__title {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-lg);
}

.footer__links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__links a {
    color: var(--color-gray-300);
    transition: color var(--transition-fast);
}

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

.footer__bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-dark-lighter);
    text-align: center;
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-lg);
    z-index: 50;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero__content {
        max-width: 100%;
    }
    
    .hero__cta {
        justify-content: center;
    }
    
    .hero__visual {
        display: none;
    }
    
    .hero__stats {
        gap: var(--spacing-2xl);
    }
    
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .modules__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
    
    .footer__brand {
        grid-column: span 2;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.25rem;
        --font-size-4xl: 1.875rem;
        --font-size-3xl: 1.5rem;
    }
    
    .section {
        padding: var(--spacing-3xl) 0;
    }
    
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        padding: 100px var(--spacing-xl) var(--spacing-xl);
        box-shadow: var(--shadow-2xl);
        transition: right var(--transition-base);
    }
    
    .nav__menu.active {
        right: 0;
    }
    
    .nav__toggle {
        display: flex;
        z-index: 110;
    }
    
    .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 {
        min-height: auto;
        padding: 120px 0 var(--spacing-3xl);
    }
    
    .hero__stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .features__grid,
    .modules__grid,
    .why__grid {
        grid-template-columns: 1fr;
    }
    
    .download__grid {
        grid-template-columns: 1fr;
    }
    
    .countries__flags {
        flex-wrap: wrap;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer__brand {
        grid-column: auto;
    }
    
    .footer__desc {
        margin: 0 auto;
    }
    
    .cta-box {
        padding: var(--spacing-2xl);
    }
    
    .btn--lg {
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: var(--font-size-base);
        width: 100%;
    }
    
    .hero__cta {
        flex-direction: column;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero__badge {
        font-size: var(--font-size-xs);
        padding: var(--spacing-xs) var(--spacing-md);
    }
    
    .feature-card,
    .module-card,
    .why-card {
        padding: var(--spacing-lg);
    }
}

/* Prefers Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Dark Mode Support (Optional) */
@media (prefers-color-scheme: dark) {
    /* Add dark mode styles if needed */
}

/* Print Styles */
@media print {
    .header,
    .back-to-top,
    .nav__toggle,
    #particles-canvas {
        display: none !important;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
    
    .section--dark,
    .section--accent {
        background: white !important;
        color: black !important;
    }
}

/* ============================================
   NEW SECTIONS - ACCOUNTING, BANK, MULTICURRENCY, SECURITY
   ============================================ */

/* Section Badge */
.section__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.15), rgba(var(--color-primary-rgb), 0.05));
    border: 1px solid rgba(var(--color-primary-rgb), 0.2);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.section__badge .material-symbols-outlined {
    font-size: 1rem;
}

/* Module Card Highlight & Badge */
.module-card--highlight {
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1), rgba(var(--color-primary-rgb), 0.02));
    border: 1px solid rgba(var(--color-primary-rgb), 0.3);
    position: relative;
    overflow: hidden;
}

.module-card--highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
}

.module-card__badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 700;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Accounting Section */
.accounting__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.accounting-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    text-align: center;
    transition: all var(--transition-base);
}

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

.accounting-card__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1), rgba(var(--color-primary-rgb), 0.05));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.accounting-card__icon .material-symbols-outlined {
    font-size: 1.75rem;
}

.accounting-card__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.accounting-card__desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* Bank Reconciliation Section */
.bank__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.bank__features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.bank-feature {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.bank-feature:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(var(--color-primary-rgb), 0.3);
    transform: translateX(5px);
}

.bank-feature__icon {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.bank-feature__icon .material-symbols-outlined {
    font-size: 1.5rem;
}

.bank-feature__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

.bank-feature__desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.6;
}

.bank__formats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.format-badge {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.2), rgba(var(--color-primary-rgb), 0.1));
    border: 1px solid rgba(var(--color-primary-rgb), 0.4);
    border-radius: var(--radius-full);
    color: var(--color-primary-light);
    font-size: var(--font-size-sm);
    font-weight: 600;
    font-family: 'SF Mono', 'Fira Code', monospace;
}

/* Multicurrency Section */
.multicurrency__currencies {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.currency-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-dark);
    transition: all var(--transition-base);
}

.currency-pill:hover {
    border-color: var(--color-primary);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.multicurrency__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.multicurrency-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    text-align: center;
    transition: all var(--transition-base);
}

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

.multicurrency-card__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.1), rgba(var(--color-primary-rgb), 0.05));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.multicurrency-card__icon .material-symbols-outlined {
    font-size: 1.75rem;
}

.multicurrency-card__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.multicurrency-card__desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* Security Section */
.security__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.security-card {
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.security-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(0, 217, 255, 0.3);
    transform: translateY(-5px);
}

.security-card__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.2), rgba(0, 217, 255, 0.05));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
}

.security-card__icon .material-symbols-outlined {
    font-size: 1.75rem;
}

.security-card__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.security-card__desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.6;
}

/* Countries Grid - New Style */
.countries__grid {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
}

.country-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    min-width: 140px;
    transition: all var(--transition-base);
}

.country-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.country-card__flag {
    font-size: 2.5rem;
}

.country-card__name {
    font-weight: 700;
    color: var(--color-white);
    font-size: var(--font-size-base);
}

.country-card__vat {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.7);
    font-family: 'SF Mono', 'Fira Code', monospace;
}

.country-card__currency {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(var(--color-primary-rgb), 0.3);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--color-white);
}

/* Tech Stack Section */
.tech__grid {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xl);
    min-width: 160px;
}

.tech-item__icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-gray-100), var(--color-white));
    border-radius: var(--radius-lg);
    color: var(--color-dark);
    transition: all var(--transition-base);
}

.tech-item__icon svg {
    width: 32px;
    height: 32px;
}

.tech-item:hover .tech-item__icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    transform: scale(1.1);
}

.tech-item__name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-dark);
}

.tech-item__desc {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    text-align: center;
}

/* Responsive for new sections */
@media (max-width: 1024px) {
    .accounting__grid,
    .multicurrency__grid,
    .security__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .bank__features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .accounting__grid,
    .multicurrency__grid,
    .security__grid {
        grid-template-columns: 1fr;
    }
    
    .bank-feature {
        flex-direction: column;
        text-align: center;
    }
    
    .bank-feature__icon {
        margin: 0 auto;
    }
    
    .countries__grid {
        gap: var(--spacing-md);
    }
    
    .country-card {
        min-width: 120px;
        padding: var(--spacing-md);
    }
    
    .tech__grid {
        gap: var(--spacing-lg);
    }
    
    .tech-item {
        min-width: 140px;
        padding: var(--spacing-lg);
    }
    
    .multicurrency__currencies {
        gap: var(--spacing-sm);
    }
    
    .currency-pill {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-base);
    }
}