:root {
    --bg-dark: #0D0D0D;
    --bg-gradient: linear-gradient(140deg, #0A2A43, #000000);
    --blue: #0A2A43;
    --blue-light: #174B73;
    --white: #F2F2F2;
    --gray: #9a9a9a;
}

* {
    margin: 0; padding: 0;
    box-sizing: border-box;
    font-family: "Inter", sans-serif;
}

body {
    background: var(--bg-gradient);
    color: var(--white);
}

/* Container padrão */
.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* HEADER */
header {
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 0;
}

.logo {
    font-size: 1.7rem;
    font-weight: bold;
}

.btn-login {
    background: var(--blue-light);
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    color: var(--white);
    cursor: pointer;
    transition: 0.3s;
}

.btn-login:hover {
    background: var(--blue);
}

/* HERO */
.hero {
    padding-top: 140px;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 18px;
}

.hero p {
    max-width: 700px;
    margin: auto;
    color: var(--gray);
    font-size: 1.15rem;
}

.cta-group {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 25px;
}

.cta-primary, .cta-secondary {
    padding: 14px 26px;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: 0.3s;
    border: none;
}

.cta-primary {
    background: var(--blue-light);
    color: var(--white);
}

.cta-secondary {
    background: transparent;
    border: 1px solid var(--blue-light);
    color: var(--white);
}

.cta-primary:hover {
    background: var(--blue);
}

.cta-secondary:hover {
    background: var(--blue-light);
}

/* FEATURES */
.features {
    margin-top: 70px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.feature-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    padding: 22px;
    border-radius: 12px;
    transition: 0.3s;
}

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

/* SPLIT SECTION */
.split {
    margin-top: 80px;
    background: rgba(0,0,0,0.3);
    padding: 60px 0;
}

.split-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

.split-content div {
    flex: 1;
}

.split h2 {
    font-size: 2rem;
    margin-bottom: 12px;
}

.mockup {
    flex: 1;
    height: 260px;
    background: rgba(255,255,255,0.05);
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,0.08);
}

/* STATS */
.stats {
    margin-top: 70px;
    display: flex;
    justify-content: center;
    gap: 70px;
    text-align: center;
}

.stats h3 {
    font-size: 2rem;
    margin-bottom: 5px;
}

/* FOOTER */
footer {
    margin-top: 80px;
    padding: 25px 0;
    text-align: center;
    color: var(--gray);
    background: rgba(0,0,0,0.25);
}