:root {
    /* Colors */
    --navy: #0A1128;
    --navy-light: #1a2547;
    --white: #FFFFFF;
    --grey-bg: #F8FAFC;
    --text-dark: #0A1128;
    --text-muted: #64748B;
    --teal: #00D4AA;
    --teal-light: #00E6C3;
    --gradient-start: #0A1128;
    --gradient-end: #00D4AA;
    
    /* Spacing */
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --radius-pill: 100px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    background: var(--white);
    color: var(--text-dark);
    line-height: 1.6;
}

/* === HEADER (LIGHT) === */
header {
    background: var(--white);
    padding: 1rem 5%;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(10, 17, 40, 0.08);
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--navy);
    text-decoration: none;
}

.logo img {
    height: 36px;
}

nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
}

nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

nav a:hover {
    color: var(--navy);
}

.header-right {
    display: flex;
    justify-content: flex-end;
}

.btn-nav {
    background: var(--navy);
    color: var(--white);
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-nav:hover {
    background: var(--navy-light);
    transform: translateY(-2px);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--navy);
    cursor: pointer;
    padding: 0.5rem;
    margin-left: 1rem;
}

/* Mobile Menu Overlay */
.mobile-menu {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 1.5rem;
    flex-direction: column;
    gap: 1rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    z-index: 999;
    border-bottom: 1px solid rgba(10, 17, 40, 0.08);
}

.mobile-menu a {
    color: var(--navy);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(10, 17, 40, 0.05);
}

.mobile-menu a:last-child {
    border-bottom: none;
}

.btn-mobile-download {
    background: var(--navy);
    color: var(--white) !important;
    padding: 1rem;
    border-radius: var(--radius-pill);
    text-align: center;
    margin-top: 0.5rem;
}

.mobile-menu.active {
    display: flex;
}

/* === HERO SECTION === */
.hero {
    text-align: center;
    padding: 6rem 5% 4rem;
    background: linear-gradient(180deg, #F0F9FF 0%, #FFFFFF 100%);
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.hero h1 .gradient-text {
    background: linear-gradient(135deg, var(--navy) 0%, var(--teal) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 500px;
    margin: 0 auto 2.5rem;
}

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

.btn-primary {
    background: var(--navy);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: var(--navy-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(10,17,40,0.2);
}

.btn-secondary {
    background: transparent;
    color: var(--navy);
    padding: 1rem 2rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    text-decoration: none;
    border: 2px solid rgba(10,17,40,0.15);
    transition: all 0.3s;
}

.btn-secondary:hover {
    border-color: var(--navy);
    background: rgba(10,17,40,0.03);
}

/* === SHOWCASE SECTION === */
.showcase {
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.showcase-header {
    text-align: left;
    margin-bottom: 2.5rem;
}

.showcase-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 0.5rem;
}

.showcase-header p {
    color: var(--text-muted);
    max-width: 500px;
    font-size: 1rem;
}

.badge {
    background: var(--teal);
    color: var(--navy);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: 600;
}

/* Feature Row Layout (Screenshot Left, Text Right) */
.feature-row {
    display: flex;
    align-items: center;
    gap: 3rem;
    margin: 0 auto 2rem;
    padding: 2rem 3rem;
    background: var(--grey-bg);
    border-radius: var(--radius-lg);
    max-width: 1200px;
    justify-content: space-around;
}

.feature-row.reverse {
    flex-direction: row-reverse;
}

.feature-image {
    flex-shrink: 0;
}

.feature-image img {
    width: 240px;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: 0 12px 35px rgba(0,0,0,0.12);
}

.feature-text {
    max-width: 500px;
}

.feature-text h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.feature-text p {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--teal);
    color: var(--navy);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-pill);
    font-size: 0.8rem;
    font-weight: 600;
}

/* === FEATURES SECTION === */
.features {
    padding: 5rem 5%;
    background: var(--white);
}

.features h2 {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.features > p {
    text-align: center;
    color: var(--text-muted);
    max-width: 500px;
    margin: 0 auto 3rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.feature-card {
    padding: 2rem;
    border-radius: var(--radius-lg);
    background: var(--grey-bg);
    transition: all 0.3s;
}

.feature-card:hover {
    background: var(--white);
    box-shadow: 0 10px 30px rgba(10,17,40,0.08);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--teal) 0%, var(--teal-light) 100%);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--navy);
    font-size: 1.25rem;
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* === CTA BANNER (DARK) === */
.cta-banner {
    background: var(--navy);
    padding: 5rem 5%;
    text-align: center;
    margin-top: 3rem;
}

.cta-banner h2 {
    color: var(--white);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-banner p {
    color: rgba(255,255,255,0.7);
    max-width: 500px;
    margin: 0 auto 2rem;
}

.download-btn {
    display: inline-block;
    background: var(--white);
    color: var(--navy);
    padding: 1rem 2.5rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
}

.download-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* === FOOTER (LIGHT) === */
footer {
    background: var(--white);
    padding: 2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    border-top: 1px solid rgba(10, 17, 40, 0.08);
}

footer .logo {
    font-size: 1rem;
}

footer nav {
    gap: 1.5rem;
}

footer nav a {
    font-size: 0.85rem;
}

footer p {
    color: var(--text-muted);
    font-size: 0.85rem;
    width: 100%;
    text-align: center;
    margin-top: 1rem;
}

/* === LEGAL PAGES === */
.container {
    max-width: 800px;
    margin: 4rem auto;
    padding: 0 2rem;
}

.container h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.container h2 {
    font-size: 1.4rem;
    margin-top: 2.5rem;
    margin-bottom: 0.75rem;
}

.container p, .container li {
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.7;
}

/* === RESPONSIVE - TABLET (768px - 1024px) === */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 3.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .feature-row {
        gap: 2rem;
        padding: 1.5rem 2rem;
    }
    
    .feature-image img {
        width: 200px;
    }
    
    .feature-text {
        max-width: 400px;
    }
    
    .feature-text h3 {
        font-size: 1.3rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

/* === RESPONSIVE - TABLET SMALL (600px - 768px) === */
@media (max-width: 768px) {
    header {
        grid-template-columns: 1fr auto;
    }
    
    nav {
        display: none;
    }
    
    .btn-nav {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .header-right {
        gap: 0;
    }
    
    .hero {
        padding: 4rem 5% 3rem;
    }
    
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .showcase {
        padding: 3rem 5%;
    }
    
    .showcase-header h2 {
        font-size: 2rem;
    }
    
    .feature-row {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
        padding: 1.5rem;
        max-width: 100%;
    }
    
    .feature-row.reverse {
        flex-direction: column;
    }
    
    .feature-image img {
        width: 220px;
    }
    
    .feature-text {
        max-width: 100%;
    }
    
    .feature-text h3 {
        font-size: 1.4rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-banner h2 {
        font-size: 2rem;
    }
    
    footer {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    
    footer nav {
        display: flex;
        gap: 1.5rem;
    }
}

/* === RESPONSIVE - MOBILE (max 600px) === */
@media (max-width: 600px) {
    header {
        padding: 0.75rem 4%;
    }
    
    .logo {
        font-size: 1.1rem;
    }
    
    .logo img {
        height: 30px;
    }
    
    .btn-nav {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
    
    .hero {
        padding: 3rem 4% 2rem;
    }
    
    .hero h1 {
        font-size: 2.2rem;
        letter-spacing: -1px;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: 2rem;
    }
    
    .btn-primary {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .showcase {
        padding: 2rem 4%;
    }
    
    .showcase-header h2 {
        font-size: 1.75rem;
    }
    
    .showcase-header p {
        font-size: 0.9rem;
    }
    
    .feature-row {
        padding: 1.25rem;
        margin-bottom: 1.5rem;
    }
    
    .feature-image img {
        width: 180px;
    }
    
    .feature-text h3 {
        font-size: 1.25rem;
        margin-bottom: 0.5rem;
    }
    
    .feature-text p {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }
    
    .feature-tag {
        padding: 0.4rem 0.8rem;
        font-size: 0.75rem;
    }
    
    .features {
        padding: 3rem 4%;
    }
    
    .features h2 {
        font-size: 1.75rem;
    }
    
    .features > p {
        font-size: 0.9rem;
    }
    
    .feature-card {
        padding: 1.5rem;
        text-align: center;
    }
    
    .feature-icon {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
        margin: 0 auto 1rem;
    }
    
    .feature-card h3 {
        font-size: 1.1rem;
        text-align: center;
    }
    
    .feature-card p {
        font-size: 0.85rem;
        text-align: center;
    }
    
    .cta-banner {
        padding: 3rem 4%;
    }
    
    .cta-banner h2 {
        font-size: 1.75rem;
    }
    
    .cta-banner p {
        font-size: 0.9rem;
    }
    
    .download-btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    footer {
        padding: 1.5rem 4%;
    }
    
    footer nav {
        gap: 1rem;
    }
    
    footer nav a {
        font-size: 0.8rem;
    }
    
    /* Legal Pages Mobile */
    .container {
        padding: 0 1.25rem;
        margin: 1.5rem auto;
    }
    
    .container h1 {
        font-size: 1.75rem;
        margin-bottom: 0.5rem;
    }
    
    .container h2 {
        font-size: 1.15rem;
        margin-top: 2rem;
    }
    
    .container p, 
    .container li {
        font-size: 0.9rem;
        line-height: 1.6;
    }
    
    .container ul {
        padding-left: 1.25rem;
    }
}