:root {
    /* Colors */
    --clr-navy: #0B192C;
    --clr-navy-light: #152847;
    --clr-orange: #E87A00;
    --clr-orange-hover: #CC6B00;
    --clr-white: #FFFFFF;
    --clr-ivory: #F9FAFB;
    --clr-gray-light: #F3F4F6;
    --clr-gray-border: #E5E7EB;
    --clr-gray-text: #4B5563;
    --clr-charcoal: #111827;

    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Shadow / Elevation */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-glass: 0 8px 32px 0 rgba(11, 25, 44, 0.1);

    /* Spacing & Layout */
    --container-max: 1200px;
    --section-py: 5rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    letter-spacing: -0.01em;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    color: var(--clr-charcoal);
    background-color: var(--clr-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.1;
    color: var(--clr-navy);
}

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

p {
    margin-bottom: 1rem;
    color: var(--clr-gray-text);
}

/* Utilities */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: var(--section-py) 0;
}

.bg-light { background-color: var(--clr-ivory); }
.bg-dark { background-color: var(--clr-navy); }
.text-center { text-align: center; }
.text-white { color: var(--clr-white) !important; }
.text-light-gray { color: #D1D5DB !important; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mb-4 { margin-bottom: 2rem; }
.justify-center { justify-content: center; }
.position-relative { position: relative; }
.z-10 { z-index: 10; }

.section-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    background: rgba(232, 122, 0, 0.1);
    color: var(--clr-orange);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 50px;
    margin-bottom: 1.2rem;
}

.section-badge.light {
    background: rgba(255, 255, 255, 0.1);
    color: var(--clr-white);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 1.2rem;
    letter-spacing: -0.5px;
}

.section-description {
    font-size: 1.125rem;
    max-width: 650px;
    margin-bottom: 3rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-family: var(--font-body);
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 1rem 2.25rem;
    font-size: 1.05rem;
}

.btn-primary {
    background-color: var(--clr-orange);
    color: var(--clr-white);
}

.btn-primary:hover {
    background-color: var(--clr-orange-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(232, 122, 0, 0.3);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--clr-white);
    backdrop-filter: blur(10px);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background-color: var(--clr-white);
    color: var(--clr-navy);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--clr-navy);
    color: var(--clr-navy);
}

.btn-outline:hover {
    background-color: var(--clr-navy);
    color: var(--clr-white);
}

.btn-text {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--clr-orange);
    font-weight: 600;
    font-size: 0.95rem;
}

.btn-text:hover {
    gap: 0.7rem;
}

.btn-text.disabled {
    color: var(--clr-gray-text);
    pointer-events: none;
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.25rem 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
}

.navbar.scrolled .nav-link,
.navbar.scrolled .btn-outline {
    color: var(--clr-navy);
}

.navbar.scrolled .btn-outline {
    border-color: var(--clr-navy);
}

/* Initially light colors for hero if it starts under navbar */
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo img {
    height: 80px;
    width: auto;
    display: block;
    transition: var(--transition);
}

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

.nav-link {
    color: var(--clr-white);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.navbar.scrolled .nav-link {
    color: var(--clr-charcoal);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--clr-orange);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

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

.lang-switch {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--clr-white);
    font-weight: 500;
}
.navbar.scrolled .lang-switch {
    color: var(--clr-navy);
}
.lang-switch a { opacity: 0.6; }
.lang-switch a.active { opacity: 1; font-weight: 700; }
.lang-switch a:hover { opacity: 1; }

.nav-actions .btn-outline {
    color: var(--clr-white);
    border-color: rgba(255,255,255,0.5);
}

.nav-actions .btn-outline:hover {
    background-color: var(--clr-white);
    color: var(--clr-navy);
}

.navbar.scrolled .nav-actions .btn-outline {
    color: var(--clr-navy);
    border-color: var(--clr-navy);
}

.navbar.scrolled .nav-actions .btn-outline:hover {
    background-color: var(--clr-navy);
    color: var(--clr-white);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--clr-white);
    cursor: pointer;
}

.navbar.scrolled .menu-toggle {
    color: var(--clr-navy);
}

/* Mobile Nav */
.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--clr-white);
    z-index: 999;
    padding-top: 80px;
    transform: translateY(-100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: none; /* hidden on md+ */
    visibility: hidden;
}

.mobile-nav.active {
    transform: translateY(0);
    visibility: visible;
}

.mobile-nav-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-link {
    font-size: 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--clr-navy);
    border-bottom: 1px solid var(--clr-gray-border);
    padding-bottom: 1rem;
}

.mobile-lang {
    margin-top: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--clr-gray-border);
    font-size: 1.2rem;
    display: flex;
    gap: 1rem;
    color: var(--clr-navy);
}
.mobile-lang a { opacity: 0.5; }
.mobile-lang a.active { opacity: 1; font-weight: bold; }

.mobile-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 65vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 100px;
    padding-bottom: 60px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 25, 44, 0.95) 0%, rgba(11, 25, 44, 0.7) 100%);
    z-index: 2;
}

.hero-container {
    position: relative;
    z-index: 3;
}

.hero-content {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: fadeInUp 1s ease-out;
}

.hero .badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--clr-white);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    border-radius: 50px;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(5px);
}

.hero-title {
    color: var(--clr-white);
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    margin-bottom: 2rem;
    line-height: 1;
    letter-spacing: -0.04em;
    font-weight: 800;
}

.hero-subtitle {
    color: #CBD5E1;
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    margin-bottom: 3rem;
    max-width: 850px;
    margin-inline: auto;
    font-weight: 400;
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-stats {
    display: grid;
    gap: 1.5rem;
}

.stat-card {
    background: var(--clr-ivory);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--clr-gray-border);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(232, 122, 0, 0.3);
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--clr-orange);
    margin-bottom: 1rem;
}

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

.stat-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Trust Bar */
.trust-bar {
    background-color: #0d1e36;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 2.5rem 0;
    position: relative;
    z-index: 10;
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}
.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--clr-white);
}
.trust-item i {
    font-size: 2.5rem;
    color: var(--clr-orange);
    margin-bottom: 1rem;
}
.trust-item strong {
    font-size: 2.5rem;
    font-family: var(--font-heading);
    line-height: 1;
    letter-spacing: -0.03em;
}
.trust-item span {
    font-size: 0.85rem;
    color: #94A3B8;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.5rem;
}

/* Units Section */
.units-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.unit-card {
    background: linear-gradient(145deg, var(--clr-white) 60%, rgba(232, 122, 0, 0.05) 100%);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    border: 1px solid var(--clr-gray-border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.unit-card:nth-child(even) {
    background: linear-gradient(145deg, var(--clr-white) 60%, rgba(11, 25, 44, 0.05) 100%);
}

.unit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(11, 25, 44, 0.1);
}

.unit-icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: rgba(232, 122, 0, 0.1);
    color: var(--clr-orange);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.unit-icon-wrapper.blue {
    background: rgba(11, 25, 44, 0.05);
    color: var(--clr-navy);
}

.unit-card:hover .unit-icon-wrapper {
    transform: scale(1.1);
}

.unit-card h3 {
    font-size: 1.35rem;
    margin-bottom: 1rem;
}

.unit-card p {
    margin-bottom: 2rem;
    flex-grow: 1;
}

/* Process Section */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    position: relative;
    padding-top: 2rem;
    border-top: 3px solid var(--clr-gray-border);
    transition: var(--transition);
}

.process-step:hover {
    border-top-color: var(--clr-orange);
}

.step-number {
    position: absolute;
    top: -24px;
    left: 0;
    width: 48px;
    height: 48px;
    background: var(--clr-white);
    border: 2px solid var(--clr-navy);
    color: var(--clr-navy);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.process-step:hover .step-number {
    background: var(--clr-orange);
    border-color: var(--clr-orange);
    color: var(--clr-white);
}

.process-step h4 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    margin-top: 1rem;
}

/* Reach Section */
.reach-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.values-list {
    list-style: none;
    margin-top: 2rem;
}

.values-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--clr-white);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.values-list i {
    color: var(--clr-orange);
    font-size: 1.5rem;
}

/* Abstract Reach Visual */
.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.map-point {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.map-point .dot {
    width: 16px;
    height: 16px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: block;
    position: relative;
}

.map-point .dot.highlight {
    background: var(--clr-orange);
    box-shadow: 0 0 15px rgba(232, 122, 0, 0.6);
}

.map-point .dot.highlight::after {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    width: 24px;
    height: 24px;
    border: 2px solid var(--clr-orange);
    border-radius: 50%;
    animation: ripple 2s infinite ease-out;
}

.map-point .label {
    color: var(--clr-white);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.1rem;
}

.path-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.2) 0%, rgba(232, 122, 0, 0.5) 100%);
    margin-left: 7px;
}

.path-line.reverse {
    background: linear-gradient(to bottom, rgba(232, 122, 0, 0.5) 0%, rgba(255,255,255,0.2) 100%);
}

@keyframes ripple {
    0% { transform: scale(0.8); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Footer Section */
.footer {
    background-color: #050c18;
    color: var(--clr-gray-light);
    padding: 3rem 0 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.footer-logo {
    height: 60px;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.footer-desc {
    color: #9CA3AF;
    max-width: 400px;
}

.footer-links h4 {
    color: var(--clr-white);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links a {
    display: block;
    color: #9CA3AF;
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--clr-orange);
    transform: translateX(5px);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #6B7280;
    font-size: 0.9rem;
    text-align: center;
}

.footer-legal {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.footer-legal a:hover {
    color: var(--clr-white);
}

/* Revenue Model Section */
.revenue-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}
.rev-card {
    background: var(--clr-ivory);
    border: 1px solid var(--clr-gray-border);
    padding: 2rem;
    border-radius: 12px;
    border-top: 4px solid var(--clr-navy);
    transition: var(--transition);
}
.rev-card:nth-child(even) {
    border-top-color: var(--clr-orange);
}
.rev-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}
.rev-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}
.rev-header i {
    font-size: 2rem;
    color: var(--clr-navy);
}
.rev-card:nth-child(even) .rev-header i {
    color: var(--clr-orange);
}
.rev-header h4 {
    margin: 0;
    font-size: 1.15rem;
}

/* Responsive */
@media (max-width: 992px) {
    .nav-links, .nav-actions .btn {
        display: none;
    }
    .menu-toggle {
        display: block;
    }
    .mobile-nav {
        display: block;
    }
    .about-grid, .reach-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
    .hero-buttons .btn {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .section {
        padding: 4rem 0;
    }
    .section-title {
        font-size: 2.2rem;
    }
    .process-step {
        padding-top: 3rem;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}