:root {
    --primary: #FF5722;
    /* Pretto Orange */
    --primary-dark: #cc4d23;
    --dark: #000000;
    --dark-surface: #121212;
    --light: #FFFFFF;
    --gray-light: #F7F7F8;
    --border: #E5E5E5;
    --text-main: #111111;
    --text-secondary: #666666;

    --radius-sm: 8px;
    --radius-lg: 24px;

    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;

    --container: 1100px;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-main);
    background-color: var(--light);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

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

/* Header */
.header {
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    z-index: 100;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.header .container {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 800;
    font-size: 20px;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--dark);
    color: white;
    border-radius: 6px;
    font-size: 16px;
}

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

.nav-link {
    font-weight: 500;
    font-size: 15px;
    color: var(--text-secondary);
}

.nav-link:hover {
    color: var(--dark);
}

.btn-primary-outline {
    padding: 10px 20px;
    border: 1.5px solid var(--primary);
    color: var(--primary);
    border-radius: 100px;
    font-weight: 600;
    font-size: 14px;
}

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

/* Hero */
.hero {
    padding-top: 180px;
    padding-bottom: 120px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    padding: 4px 12px;
    background: #FFF0EB;
    color: var(--primary);
    font-weight: 700;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 100px;
    margin-bottom: 24px;
}

.display-1 {
    font-size: 56px;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 24px;
    color: var(--dark);
}

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

.lead {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 500px;
}

.sub-lead {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 24px;
}

.sub-lead a {
    color: var(--primary);
    text-decoration: underline;
}

.download-status {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--dark);
    color: white;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.hero-bg-accent {
    position: absolute;
    top: 0;
    right: 0;
    width: 50vw;
    height: 100%;
    background: linear-gradient(135deg, #FFF8F6 0%, white 100%);
    z-index: 1;
    clip-path: polygon(20% 0, 100% 0, 100% 100%, 0% 100%);
}

/* Sections Common */
.section {
    padding: 100px 0;
}

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

.section-header h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
}

/* Cards */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.card-premium {
    background: white;
    padding: 40px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-premium:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06);
    border-color: transparent;
}

.card-icon {
    font-size: 32px;
    margin-bottom: 24px;
}

.card-premium h3 {
    font-size: 20px;
    margin-bottom: 12px;
    font-weight: 700;
}

.card-premium p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
}

/* Section Dark */
.section-dark {
    background: var(--dark);
    color: white;
    border-radius: 32px;
    /* Inner container look if desired, or simpler full width */
    margin: 24px;
    width: calc(100% - 48px);
    margin-left: auto;
    margin-right: auto;
}

.section-dark h2 {
    font-size: 32px;
    margin-bottom: 48px;
}

.split-layout {
    display: flex;
    gap: 64px;
    align-items: center;
}

.content-side {
    flex: 1;
}

.visual-side {
    flex: 1;
    height: 400px;
    background: #1A1A1A;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-list-premium {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.feature-list-premium li {
    display: flex;
    gap: 16px;
}

.check {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-list-premium strong {
    display: block;
    margin-bottom: 4px;
    font-size: 18px;
}

.feature-list-premium p {
    color: #999;
}

/* Footer */
.footer {
    padding: 64px 0;
    border-top: 1px solid var(--border);
    margin-top: 64px;
}

.footer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-col {
    font-size: 14px;
    color: var(--text-secondary);
}

.footer-col strong {
    color: var(--dark);
    display: block;
    margin-bottom: 4px;
}

.footer-col.right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.separator {
    color: #DDD;
}

@media (max-width: 768px) {
    .display-1 {
        font-size: 40px;
    }

    .hero-bg-accent {
        display: none;
    }

    .split-layout {
        flex-direction: column;
    }

    .visual-side {
        width: 100%;
        height: 200px;
    }

    .section-dark {
        width: 100%;
        margin: 0;
        border-radius: 0;
    }
}