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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f9ff;
    color: #1d3557;
}

a {
    text-decoration: none;
}

img {
    max-width: 100%;
}


/* HEADER */

.header {
    min-height: 90px;
    padding: 10px 6%;

    display: flex;
    align-items: center;
    justify-content: space-between;

    background: #ffffff;

    box-shadow: 0 3px 20px rgba(0,0,0,0.08);

    position: sticky;
    top: 0;
    z-index: 1000;
}


/* LOGO */

.logo img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}


/* NAVIGATION */

.navbar {
    display: flex;
    gap: 28px;
}

.navbar a {
    color: #003d8f;
    font-size: 15px;
    font-weight: 600;

    transition: 0.3s;
}

.navbar a:hover,
.navbar a.active {
    color: #11c5d8;
}


/* AUTH BUTTONS */

.auth-buttons {
    display: flex;
    gap: 12px;
}

.login-btn,
.register-btn {
    padding: 11px 22px;
    border-radius: 30px;
    font-weight: 600;
}

.login-btn {
    border: 2px solid #003d8f;
    color: #003d8f;
}

.login-btn:hover {
    background: #003d8f;
    color: white;
}

.register-btn {
    background: #003d8f;
    color: white;
}

.register-btn:hover {
    background: #11c5d8;
}


/* HERO */

.hero {
    min-height: 650px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 50px;

    padding: 80px 6%;

    background: linear-gradient(
        120deg,
        #f8fbff,
        #dff6ff
    );
}

.hero-content {
    width: 50%;
}

.tagline {
    color: #0088ff;
    font-size: 13px;
    font-weight: bold;
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.hero h1 {
    color: #003d8f;
    font-size: 70px;
    line-height: 1.05;
    margin-bottom: 20px;
}

.hero h1 span {
    display: block;
    color: #11c5d8;
}

.hero h2 {
    font-size: 34px;
    line-height: 1.3;
    margin-bottom: 20px;
}

.hero-text {
    color: #666;
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.primary-btn,
.secondary-btn,
.cta-btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 40px;
    font-weight: bold;
    transition: 0.3s;
}

.primary-btn {
    background: #003d8f;
    color: white;
}

.primary-btn:hover {
    background: #11c5d8;
    transform: translateY(-3px);
}

.secondary-btn {
    border: 2px solid #003d8f;
    color: #003d8f;
}

.secondary-btn:hover {
    background: #003d8f;
    color: white;
}

.hero-image {
    width: 47%;
}

.hero-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 25px;
    box-shadow: 0 20px 40px rgba(0,61,143,0.18);
}


/* FEATURES */

.features {
    padding: 80px 6%;
    background: white;
}

.section-heading {
    text-align: center;
    margin-bottom: 45px;
}

.section-heading p {
    color: #0088ff;
    font-size: 13px;
    letter-spacing: 3px;
    font-weight: bold;
}

.section-heading h2 {
    color: #003d8f;
    font-size: 45px;
    margin-top: 10px;
}

.section-heading span {
    color: #11c5d8;
}

.feature-container {
    display: grid;
    grid-template-columns: repeat(4,1fr);
    gap: 25px;
}

.feature-card {
    padding: 35px 25px;
    text-align: center;

    background: #f8fbff;

    border-radius: 20px;

    box-shadow: 0 8px 25px rgba(0,61,143,0.08);

    transition: 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 35px;
    margin-bottom: 15px;
}

.feature-card h3 {
    color: #003d8f;
    margin-bottom: 10px;
}

.feature-card p {
    color: #666;
    margin-bottom: 15px;
}

.feature-card a {
    color: #0088ff;
    font-weight: bold;
}


/* WHY */

.why-section {
    padding: 90px 8%;

    display: flex;
    justify-content: space-between;
    align-items: center;

    gap: 50px;

    background: #eef9ff;
}

.why-content {
    width: 50%;
}

.small-title {
    color: #0088ff;
    font-size: 13px;
    letter-spacing: 3px;
    font-weight: bold;
}

.why-content h2 {
    color: #003d8f;
    font-size: 48px;
    margin: 15px 0;
}

.why-content h2 span {
    color: #11c5d8;
}

.why-content p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 25px;
}

.why-cards {
    width: 45%;
    display: grid;
    gap: 15px;
}

.mini-card {
    padding: 20px;

    background: white;

    border-radius: 15px;

    box-shadow: 0 5px 20px rgba(0,0,0,0.07);
}

.mini-card strong {
    color: #11c5d8;
    font-size: 20px;
}

.mini-card h3 {
    color: #003d8f;
}

.mini-card p {
    color: #666;
}


/* CTA */

.cta {
    padding: 90px 6%;
    text-align: center;

    background: linear-gradient(
        135deg,
        #003d8f,
        #0077b6
    );

    color: white;
}

.cta h2 {
    font-size: 45px;
    margin-bottom: 15px;
}

.cta p {
    margin-bottom: 25px;
}

.cta-btn {
    background: #11c5d8;
    color: #003d8f;
}


/* FOOTER */

.footer {
    padding: 55px 6% 20px;
    background: #071f45;
    color: white;
    text-align: center;
}

.footer-logo img {
    width: 70px;
    height: 70px;
    object-fit: contain;
    margin: auto;
}

.footer-logo p {
    color: #b8cde0;
    margin: 15px 0 25px;
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 25px;
    margin-bottom: 25px;
}

.footer-links a {
    color: white;
}

.footer-links a:hover {
    color: #11c5d8;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 20px;
    color: #9fb4c9;
    font-size: 13px;
}


/* WHATSAPP */

.whatsapp {
    position: fixed;
    bottom: 20px;
    left: 20px;

    padding: 14px 22px;

    background: #25D366;
    color: white;

    border-radius: 50px;

    font-weight: bold;

    box-shadow: 0 8px 20px rgba(37,211,102,0.3);

    z-index: 999;
}


/* RESPONSIVE */

@media(max-width:1000px) {

    .navbar {
        gap: 15px;
    }

    .navbar a {
        font-size: 13px;
    }

    .feature-container {
        grid-template-columns: repeat(2,1fr);
    }

    .hero h1 {
        font-size: 52px;
    }

}


@media(max-width:800px) {

    .header {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

    .navbar {
        order: 3;
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero {
        flex-direction: column;
        text-align: center;
    }

    .hero-content,
    .hero-image {
        width: 100%;
    }

    .hero-buttons {
        justify-content: center;
    }

    .why-section {
        flex-direction: column;
    }

    .why-content,
    .why-cards {
        width: 100%;
    }

}


@media(max-width:550px) {

    .hero {
        padding: 55px 5%;
    }

    .hero h1 {
        font-size: 42px;
    }

    .hero h2 {
        font-size: 25px;
    }

    .hero-image img {
        height: 300px;
    }

    .feature-container {
        grid-template-columns: 1fr;
    }

    .section-heading h2,
    .why-content h2,
    .cta h2 {
        font-size: 34px;
    }

    .auth-buttons {
        width: 100%;
        justify-content: center;
    }

}