:root {
    --bg-dark: #0F172A;
    --bg-card: #1E293B;
    --accent: #F97316;
    --accent-hover: #EA580C;
    --text-white: #F8FAFC;
    --text-muted: #94A3B8;
    --border: #334155;
}

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

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

/* --- Layout & Container --- */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Hero Section --- */
.hero {
    padding: 100px 0 60px 0;
    text-align: center;
    background: radial-gradient(circle at 50% 0%, rgba(249, 115, 22, 0.15) 0%, transparent 60%);
}

.logo {
    font-size: 3rem;
    font-weight: 900;
    letter-spacing: -2px;
    margin-bottom: 16px;
    color: var(--text-white);
}
.logo span { color: var(--accent); }

.tagline {
    display: inline-block;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
    background: rgba(249, 115, 22, 0.1);
    border: 1px solid rgba(249, 115, 22, 0.3);
    padding: 8px 16px;
    border-radius: 50px;
    margin-bottom: 32px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.headline {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.description {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto 40px auto;
}

/* --- CTA Button --- */
.btn-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--accent);
    color: white;
    font-size: 1.25rem;
    font-weight: 700;
    padding: 18px 40px;
    border-radius: 12px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
    box-shadow: 0 8px 24px rgba(249, 115, 22, 0.4);
}

.btn-cta:hover {
    background: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(249, 115, 22, 0.5);
}

/* --- App Mockup / Image Spot --- */
.mockup-section {
    padding: 40px 0 80px 0;
}

.mockup-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    position: relative;
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto;
}

/* Simulated UI inside mockup */
.mock-ui-header {
    display: flex; justify-content: space-between; align-items: center;
    padding-bottom: 16px; border-bottom: 1px solid var(--border); margin-bottom: 16px;
}
.mock-ui-logo { font-weight: 800; font-size: 1.2rem; }
.mock-ui-logo span { color: var(--accent); }
.mock-ui-badge { background: var(--accent); color: white; font-size: 0.8rem; padding: 4px 10px; border-radius: 6px; font-weight: 700; }

.mock-ui-card {
    background: var(--bg-dark); border: 1px solid var(--border); border-radius: 12px; padding: 16px;
}
.mock-ui-title { font-weight: 700; font-size: 1.1rem; margin-bottom: 8px; }
.mock-ui-meta { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 12px; }
.mock-ui-tags { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.mock-tag { font-size: 0.75rem; padding: 4px 8px; border-radius: 4px; font-weight: 700; border: 1px solid var(--border); background: rgba(255,255,255,0.05); color: var(--text-muted); }
.mock-tag-accent { border-color: var(--accent); background: rgba(249,115,22,0.1); color: var(--accent); }
.mock-tag-success { border-color: #10B981; background: rgba(16,185,129,0.1); color: #10B981; }
.mock-ui-btn { background: var(--accent); color: white; padding: 10px; border-radius: 8px; text-align: center; font-weight: 700; font-size: 0.9rem; width: 100%; display: block; margin-top: 12px; }

/* --- Features Section --- */
.features {
    padding: 80px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px 24px;
    transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    display: block;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-white);
}

.feature-desc {
    font-size: 1rem;
    color: var(--text-muted);
}

/* --- Footer --- */
.footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* --- Responsive / Mobile --- */
@media (max-width: 768px) {
    .hero { padding: 80px 0 40px 0; }
    .logo { font-size: 2.5rem; }
    .tagline { font-size: 0.9rem; }
    .headline { font-size: 2.5rem; }
    .description { font-size: 1.1rem; }
    .btn-cta { width: 100%; font-size: 1.1rem; }
    .features-grid { grid-template-columns: 1fr; }
    .mockup-wrapper { padding: 16px; border-radius: 16px; }
}