:root {
    --primary: #008896;
    --dark: #0f172a;
    --gray: #64748b;
    --light: #f5f7f8;
    --white: #ffffff;
    --whatsapp: #25D366;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--dark);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* HEADER */
.header {
    background: var(--white);
    border-bottom: 1px solid #e5e7eb;
    position: sticky;
    top: 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--primary);
}

.nav a {
    margin: 0 0.8rem;
    text-decoration: none;
    color: var(--gray);
    font-weight: 500;
}

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

/* BUTTONS */
.btn-primary {
    background: var(--primary);
    color: var(--white);
    padding: 0.8rem 1.6rem;
    border-radius: 8px;
    text-decoration: none;
}

.btn-outline {
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 0.8rem 1.6rem;
    border-radius: 8px;
    text-decoration: none;
}

.btn-whatsapp {
    background: var(--whatsapp);
    color: var(--white);
    padding: 0.7rem 1.4rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
}

.btn-whatsapp.large {
    display: inline-block;
    margin-top: 1.5rem;
}

/* HERO */
.hero {
    background: var(--primary);
    color: var(--white);
    padding: 5rem 0;
}

.hero-content {
    max-width: 650px;
}

.tagline {
    font-weight: 600;
    letter-spacing: 1px;
    opacity: 0.9;
}

.hero h1 {
    font-size: 2.6rem;
    margin: 1rem 0;
}

.hero-actions a {
    margin-right: 1rem;
}

/* SECTIONS */
.section {
    padding: 4rem 0;
}

.bg-light {
    background: var(--light);
}

.center {
    text-align: center;
}

/* GRIDS */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

/* CARDS */
.card, .box {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.05);
}

/* TIMELINE */
.timeline {
    display: grid;
    gap: 1rem;
    max-width: 700px;
    margin: auto;
}

.timeline-item {
    background: var(--white);
    padding: 1rem 1.5rem;
    border-left: 4px solid var(--primary);
}

/* SOCIALS */
.socials a {
    margin: 0 0.8rem;
    text-decoration: none;
    color: var(--primary);
    font-weight: 500;
}

/* FOOTER */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 2rem 0;
    margin-top: 3rem;
}

.footer-content {
    text-align: center;
    font-size: 0.9rem;
}

.hero-inline {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.hero-text {
    font-size: 1.1rem;
    max-width: 720px;
    line-height: 1.7;
}

.hero-btn {
    white-space: nowrap;
}