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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f7fb;
    color: #1f2937;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 92%;
    max-width: 1150px;
    margin: auto;
}

/* Header */
.top-header {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    padding: 16px 0;
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 25px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-circle {
    width: 58px;
    height: 58px;
    background: linear-gradient(135deg, #0f766e, #16a34a);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 800;
    font-size: 20px;
}

.logo-area h1 {
    font-size: 24px;
    color: #0f172a;
}

.logo-area p {
    font-size: 14px;
    color: #64748b;
}

.header-contact {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: right;
    font-size: 14px;
    color: #0f766e;
    font-weight: 600;
}

/* Navigation */
.navbar {
    background: #0f172a;
}

.nav-flex {
    display: flex;
    gap: 25px;
    align-items: center;
}

.nav-flex a {
    color: #ffffff;
    padding: 14px 0;
    font-weight: 600;
    font-size: 15px;
}

.nav-flex a:hover {
    color: #86efac;
}

/* Hero */
.hero {
    background:
        linear-gradient(rgba(15, 23, 42, 0.84), rgba(15, 118, 110, 0.78)),
        url("https://images.unsplash.com/photo-1560518883-ce09059eeffa?auto=format&fit=crop&w=1600&q=80");
    background-size: cover;
    background-position: center;
    color: #ffffff;
    padding: 90px 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr;
    gap: 40px;
    align-items: center;
}

.badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 8px 14px;
    border-radius: 30px;
    font-size: 14px;
    margin-bottom: 15px;
}

.hero-content h2 {
    font-size: 48px;
    line-height: 1.15;
    margin-bottom: 18px;
}

.hero-content p {
    font-size: 18px;
    color: #e5e7eb;
    max-width: 720px;
    margin-bottom: 25px;
}

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

.btn {
    display: inline-block;
    padding: 13px 22px;
    border-radius: 8px;
    font-weight: 700;
    transition: 0.3s ease;
}

.btn-primary {
    background: #16a34a;
    color: #ffffff;
}

.btn-primary:hover {
    background: #15803d;
}

.btn-outline {
    border: 2px solid #ffffff;
    color: #ffffff;
}

.btn-outline:hover {
    background: #ffffff;
    color: #0f172a;
}

.btn-light {
    background: #ffffff;
    color: #0f766e;
}

.btn-light:hover {
    background: #e5e7eb;
}

.hero-card {
    background: #ffffff;
    color: #1f2937;
    padding: 28px;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.hero-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #0f766e;
}

.hero-card ul {
    list-style: none;
}

.hero-card li {
    margin-bottom: 12px;
    padding-left: 24px;
    position: relative;
}

.hero-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #16a34a;
    font-weight: 800;
}

/* Sections */
.section {
    padding: 70px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 35px;
}

.section-title h2 {
    font-size: 34px;
    color: #0f172a;
    margin-bottom: 8px;
}

.section-title p {
    color: #64748b;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.service-card {
    background: #ffffff;
    padding: 28px;
    border-radius: 16px;
    border: 1px solid #e5e7eb;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.06);
    transition: 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 35px rgba(15, 23, 42, 0.12);
}

.icon-box {
    width: 52px;
    height: 52px;
    background: #dcfce7;
    color: #15803d;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-weight: 800;
    margin-bottom: 16px;
}

.service-card h3 {
    font-size: 19px;
    color: #0f172a;
    margin-bottom: 10px;
}

.service-card p {
    color: #64748b;
    font-size: 15px;
}

/* CTA */
.cta-section {
    padding: 60px 0;
    background: #ffffff;
}

.cta-box {
    background: linear-gradient(135deg, #0f766e, #16a34a);
    color: #ffffff;
    padding: 40px;
    border-radius: 18px;
    display: flex;
    justify-content: space-between;
    gap: 25px;
    align-items: center;
}

.cta-box h2 {
    font-size: 30px;
    margin-bottom: 8px;
}

/* Page Hero */
.page-hero {
    background: linear-gradient(135deg, #0f172a, #0f766e);
    color: #ffffff;
    padding: 65px 0;
    text-align: center;
}

.page-hero h2 {
    font-size: 40px;
    margin-bottom: 10px;
}

.page-hero p {
    color: #e5e7eb;
}

/* About */
.content-box {
    background: #ffffff;
    padding: 40px;
    border-radius: 18px;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.06);
}

.content-box h2 {
    color: #0f172a;
    font-size: 30px;
    margin-bottom: 15px;
}

.content-box p {
    color: #475569;
    margin-bottom: 16px;
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-top: 30px;
}

.mission-grid div {
    background: #f8fafc;
    padding: 25px;
    border-radius: 14px;
    border-left: 4px solid #16a34a;
}

.mission-grid h3 {
    color: #0f766e;
    margin-bottom: 8px;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 35px;
}

.contact-info,
.contact-form-box {
    background: #ffffff;
    padding: 35px;
    border-radius: 18px;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.06);
}

.contact-info h2,
.contact-form-box h2 {
    font-size: 28px;
    color: #0f172a;
    margin-bottom: 12px;
}

.info-box {
    background: #f8fafc;
    padding: 18px;
    border-radius: 12px;
    margin-top: 16px;
    border-left: 4px solid #16a34a;
}

.info-box h3 {
    color: #0f766e;
    font-size: 17px;
    margin-bottom: 5px;
}

.info-box a {
    color: #15803d;
    font-weight: 700;
}

form {
    display: flex;
    flex-direction: column;
}

form label {
    font-weight: 700;
    margin-bottom: 6px;
    color: #334155;
}

form input,
form textarea {
    padding: 13px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    margin-bottom: 15px;
    font-size: 15px;
    outline: none;
}

form input:focus,
form textarea:focus {
    border-color: #16a34a;
}

.full-btn {
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.alert {
    padding: 13px;
    border-radius: 10px;
    margin-bottom: 15px;
    font-weight: 600;
}

.alert.success {
    background: #dcfce7;
    color: #166534;
}

.alert.error {
    background: #fee2e2;
    color: #991b1b;
}

/* Footer */
.footer {
    background: #0f172a;
    color: #cbd5e1;
    padding-top: 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.7fr 1fr;
    gap: 35px;
    padding-bottom: 35px;
}

.footer h3 {
    color: #ffffff;
    margin-bottom: 12px;
}

.footer ul {
    list-style: none;
}

.footer li {
    margin-bottom: 8px;
}

.footer a {
    color: #86efac;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    padding: 18px 0;
    font-size: 14px;
}

.whatsapp-float {
    position: fixed;
    right: 18px;
    bottom: 18px;
    background: #16a34a;
    color: #ffffff;
    padding: 14px 18px;
    border-radius: 40px;
    font-weight: 800;
    box-shadow: 0 10px 25px rgba(0,0,0,0.25);
    z-index: 999;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-grid,
    .contact-grid,
    .footer-grid,
    .mission-grid {
        grid-template-columns: 1fr;
    }

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

    .hero-content h2 {
        font-size: 38px;
    }

    .cta-box {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-flex {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-contact {
        text-align: left;
    }
}

@media (max-width: 600px) {
    .nav-flex {
        flex-wrap: wrap;
        gap: 15px;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding: 65px 0;
    }

    .hero-content h2 {
        font-size: 31px;
    }

    .logo-area h1 {
        font-size: 20px;
    }

    .page-hero h2 {
        font-size: 31px;
    }

    .content-box,
    .contact-info,
    .contact-form-box {
        padding: 25px;
    }
}