:root {
    --background: 260 20% 97%;
    --foreground: 221 39% 11%;
    --primary: 265 100% 50%;
    --secondary: 268 100% 59%;
    --muted: 220 9% 46%;
    --destructive: 0 84% 60%;
    --border: 220 14% 90%;
    --card: 0 0% 100%;
    --shadow-sm: 0 8px 20px rgba(17, 24, 39, 0.08);
    --shadow-md: 0 18px 40px rgba(106, 0, 255, 0.16);
    --shadow-lg: 0 28px 70px rgba(17, 24, 39, 0.18);
    --transition-fast: 160ms ease;
    --transition-smooth: 260ms ease;
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 30px;
}

.dark {
    --background: 222 47% 7%;
    --foreground: 220 20% 96%;
    --primary: 268 100% 68%;
    --secondary: 265 100% 58%;
    --muted: 220 12% 70%;
    --border: 222 25% 18%;
    --card: 222 35% 12%;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background: hsl(var(--background));
    color: hsl(var(--foreground));
}

.landing {
    min-height: 100vh;
    padding: max(20px, env(safe-area-inset-top)) 20px 32px;
    background: radial-gradient(circle at top right, rgba(168, 85, 247, 0.25), transparent 34%), hsl(var(--background));
}

.nav,
.hero,
.stats,
.hero-actions,
.quick-grid,
.mini-list div,
.brand {
    display: flex;
}

.nav {
    align-items: center;
    justify-content: space-between;
    max-width: 1120px;
    margin: 0 auto 42px;
}

.brand {
    align-items: center;
    gap: 10px;
    color: hsl(var(--foreground));
    font-weight: 800;
    text-decoration: none;
    font-size: 1.2rem;
}

.brand-mark {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    color: white;
    border-radius: 14px;
    background: linear-gradient(135deg, #6A00FF, #8E2DFF);
}

.nav-login,
.btn {
    min-height: 44px;
    border: 0;
    border-radius: 999px;
    cursor: pointer;
    font-weight: 700;
    transition: var(--transition-smooth);
}

.nav-login {
    display: grid;
    place-items: center;
    padding: 0 22px;
    color: hsl(var(--primary));
    background: white;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
}

.hero {
    flex-direction: column;
    gap: 34px;
    max-width: 1120px;
    margin: 0 auto;
}

.eyebrow {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    padding: 10px 14px;
    border-radius: 999px;
    color: hsl(var(--primary));
    background: rgba(106, 0, 255, 0.12);
    font-weight: 700;
}

h1 {
    margin: 18px 0;
    font-size: clamp(2.35rem, 9vw, 4.8rem);
    line-height: 1.03;
    letter-spacing: -0.05em;
}

p {
    color: hsl(var(--muted));
    line-height: 1.75;
}

.hero-actions {
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 26px;
}

.btn {
    padding: 0 24px;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #6A00FF, #8E2DFF);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: white;
    color: hsl(var(--primary));
}

.btn:hover,
.nav-login:hover {
    transform: translateY(-3px);
}

.stats {
    gap: 28px;
    margin-top: 28px;
}

.stats strong {
    display: block;
    font-size: 1.4rem;
}

.stats span {
    color: hsl(var(--muted));
    font-size: 0.9rem;
}

.phone-card {
    background: hsl(var(--card));
    border-radius: var(--radius-lg);
    padding: 18px;
    box-shadow: var(--shadow-lg);
}

.balance-card {
    padding: 24px;
    border-radius: 24px;
    color: white;
    background: linear-gradient(135deg, #6A00FF, #8E2DFF);
}

.balance-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.balance-card span,
.balance-card h2 {
    margin: 0;
}

.quick-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin: 16px 0;
}

.quick-grid div {
    display: grid;
    place-items: center;
    gap: 8px;
    min-height: 78px;
    border-radius: 18px;
    background: hsl(var(--background));
    color: hsl(var(--primary));
    font-weight: 700;
    font-size: 0.82rem;
}

.mini-list div {
    justify-content: space-between;
    align-items: center;
    padding: 14px 0;
    border-bottom: 1px solid hsl(var(--border));
}

@media (min-width: 850px) {
    .hero {
        display: grid;
        grid-template-columns: 1.1fr 0.9fr;
        align-items: center;
    }
}