* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary - Light Lime */
    --olive: #EDF7C8;
    /* Secondary - Moss Gray (body text) */
    --moss: #6F7C6D;
    /* Accent - Dusty Rose */
    --copper: #D188A5;
    --copper-hover: #B9708D;
    /* Warm Blush Tones */
    --blush-clay: #EAD6CC;
    --powder-rose: #E8D9DF;
    --muted-peach: #F1D6C8;
    --soft-terracotta: #E7CFC2;
    --warm-mauve: #E3D8E2;
    /* Mapped variables */
    --charcoal: var(--olive);
    --graphite: var(--moss);
    --accent: var(--copper);
    --accent-hover: var(--copper-hover);
    --bg-main: var(--muted-peach);
    --border: var(--blush-clay);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--graphite);
    line-height: 1.6;
    background: var(--bg-main);
}

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 60px;
    background: var(--bg-main);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: var(--charcoal);
    letter-spacing: -0.5px;
}

.nav-logo {
    height: 36px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--graphite);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--accent);
}

.btn-login {
    padding: 10px 20px;
    border: 1.5px solid var(--moss);
    border-radius: 6px;
    color: var(--moss) !important;
    background: transparent;
    transition: all 0.2s;
}

.btn-login:hover {
    background: var(--moss);
    color: var(--olive) !important;
}

.btn-register {
    padding: 10px 20px;
    background: var(--copper);
    border-radius: 6px;
    color: #FFFFFF !important;
    font-weight: 600;
    transition: background 0.2s;
}

.btn-register:hover {
    background: var(--copper-hover);
}

.auth-buttons,
.user-menu {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-logout {
    padding: 10px 20px;
    background: transparent;
    border: 1.5px solid var(--copper);
    border-radius: 6px;
    color: var(--copper);
    font-weight: 500;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-logout:hover {
    background: var(--copper);
    color: #FFFFFF;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 160px 60px 120px;
    gap: 80px;
    background: var(--olive);
    min-height: 100vh;
}

.hero-content {
    flex: 1;
    max-width: 640px;
}

.hero-content h1 {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--moss);
    letter-spacing: -1px;
}

.hero-content h1 .highlight {
    color: var(--copper);
}

.hero-subtitle {
    font-size: 20px;
    color: var(--copper);
    margin-bottom: 16px;
    font-weight: 500;
}

.hero-description {
    font-size: 17px;
    color: var(--moss);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-description strong {
    color: var(--copper);
}

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

.btn-primary {
    display: inline-block;
    padding: 16px 32px;
    background: var(--copper);
    color: #FFFFFF;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.2s;
    box-shadow: 0 4px 14px rgba(209, 136, 165, 0.3);
}

.btn-primary:hover {
    background: var(--copper-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(209, 136, 165, 0.4);
}

.btn-secondary {
    display: inline-block;
    padding: 16px 32px;
    background: transparent;
    color: var(--moss);
    text-decoration: none;
    border: 2px solid var(--moss);
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: var(--moss);
    color: var(--olive);
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    max-width: 600px;
    height: auto;
    border-radius: 16px;
    border: 4px solid var(--copper);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

/* Features Section */
.features {
    padding: 120px 60px;
    background: var(--warm-mauve);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 700;
    color: var(--olive);
    letter-spacing: -0.5px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--muted-peach);
    padding: 32px;
    border-radius: 12px;
    border: 1px solid var(--soft-terracotta);
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: var(--copper);
    box-shadow: 0 8px 30px rgba(209, 136, 165, 0.15);
}

.feature-card.featured {
    background: var(--copper);
    border: none;
    color: #FFFFFF;
}

.feature-card.featured h3,
.feature-card.featured p {
    color: #FFFFFF;
}

.feature-card.featured .icon {
    color: #FFFFFF;
}

.icon {
    width: 48px;
    height: 48px;
    color: var(--copper);
    margin-bottom: 20px;
}

.icon svg {
    width: 100%;
    height: 100%;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--charcoal);
}

.feature-card p {
    color: var(--graphite);
    font-size: 15px;
    line-height: 1.6;
}

/* Real Life Section */
.real-life {
    padding: 120px 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 100px;
    background: var(--moss);
}

.real-life-content {
    flex: 1;
    max-width: 500px;
}

.real-life h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--olive);
    letter-spacing: -0.5px;
}

.section-intro {
    font-size: 17px;
    color: var(--blush-clay);
    margin-bottom: 20px;
}

.use-cases {
    list-style: none;
    margin-bottom: 28px;
}

.use-cases li {
    padding: 12px 0;
    padding-left: 28px;
    position: relative;
    color: var(--olive);
    font-size: 16px;
    border-bottom: 1px solid var(--blush-clay);
}

.use-cases li:last-child {
    border-bottom: none;
}

.use-cases li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--copper);
    border-radius: 50%;
}

.section-conclusion {
    font-size: 17px;
    color: var(--olive);
}

.section-conclusion strong {
    color: var(--copper);
}

.real-life-visual {
    flex: 0 0 auto;
}

.check-list {
    background: var(--blush-clay);
    padding: 32px 40px;
    border-radius: 12px;
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    list-style: none;
}

.check-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 0;
    font-size: 16px;
    color: var(--olive);
    border-bottom: 1px solid var(--powder-rose);
}

.check-item:last-child {
    border-bottom: none;
}

.check-icon {
    width: 28px;
    height: 28px;
    background: var(--copper);
    color: #FFFFFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
}

/* Simple Section */
.simple {
    padding: 120px 60px;
    background: var(--copper);
    color: #FFFFFF;
}

.simple-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.simple h2 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 60px;
    letter-spacing: -0.5px;
    color: #FFFFFF;
}

.simple-points {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 60px;
    flex-wrap: wrap;
    list-style: none;
}

.simple-point {
    text-align: center;
    max-width: 240px;
}

.point-icon {
    font-size: 14px;
    font-weight: 700;
    color: var(--olive);
    margin-bottom: 16px;
    letter-spacing: 1px;
    background: rgba(255, 255, 255, 0.2);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
}

.simple-point p {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
}

.tagline {
    font-size: 24px;
    font-weight: 600;
    color: #FFFFFF;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* CTA Section */
.cta {
    padding: 120px 60px;
    background: var(--olive);
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--moss);
    letter-spacing: -0.5px;
}

.cta p {
    font-size: 18px;
    color: var(--moss);
    margin-bottom: 32px;
}

.btn-large {
    padding: 18px 40px;
    font-size: 17px;
}

/* Footer */
.footer {
    padding: 40px 60px;
    background: var(--olive);
    border-top: none;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: var(--moss);
}

.footer-logo {
    height: 28px;
    width: auto;
}

.footer p {
    color: var(--moss);
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 140px 40px 80px;
        gap: 60px;
    }

    .hero-content h1 {
        font-size: 44px;
    }

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

    .visual-card {
        width: 100%;
        max-width: 400px;
        height: 280px;
    }

    .real-life {
        flex-direction: column;
        gap: 60px;
        padding: 80px 40px;
        text-align: center;
    }

    .use-cases {
        text-align: left;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }

    .simple-points {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 16px 24px;
        flex-direction: column;
        gap: 16px;
    }

    .nav-links {
        gap: 16px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        padding: 120px 24px 60px;
    }

    .hero-content h1 {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 17px;
    }

    .hero-description {
        font-size: 15px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 12px;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        text-align: center;
    }

    .features,
    .simple,
    .cta {
        padding: 80px 24px;
    }

    .section-header h2,
    .real-life h2,
    .simple h2,
    .cta h2 {
        font-size: 28px;
    }

    .simple-points {
        flex-direction: column;
        gap: 32px;
    }

    .check-list {
        padding: 24px;
    }

    .footer-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}