:root {
    --primary: #0b4f8a;
    --primary-dark: #07345c;
    --accent: #11a7c9;
    --accent-dark: #0b7f99;
    --green: #33b36b;
    --green-dark: #23884f;
    --bg-light: #f4fbfd;
    --light-bg: #f6fbfc;
    --light-blue: #eaf7fb;
    --white: #ffffff;
    --text-dark: #183046;
    --text-muted: #648092;
    --border: #d8e8ef;
    --shadow: 0 10px 30px rgba(11, 79, 138, 0.08);
    --shadow-soft: 0 6px 18px rgba(0, 0, 0, 0.06);
    --radius: 18px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-dark);
    background: var(--white);
    line-height: 1.65;
}

/* =========================
   NAVBAR
========================= */
.navbar-main {
    background: #ffffff;
    padding: 0.72rem 0;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.navbar-main .container {
    display: flex;
    align-items: center;
}

.navbar-brand {
    padding: 0;
    margin-right: 1rem;
    flex-shrink: 0;
}

.navbar-logo {
    height: 52px;
    width: auto;
    object-fit: contain;
    display: block;
}

.navbar-collapse {
    display: flex;
    align-items: center;
    flex: 1;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin-right: auto;
    padding-left: 0;
    margin-bottom: 0;
}

.navbar-main .nav-link {
    color: var(--text-dark) !important;
    font-weight: 600;
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
    position: relative;
    white-space: nowrap;
    transition: var(--transition);
}

.navbar-main .nav-link:hover,
.navbar-main .nav-link.active {
    color: var(--primary) !important;
}

.navbar-main .nav-link.active::after,
.navbar-main .nav-link:hover::after {
    content: "";
    position: absolute;
    left: 0.75rem;
    right: 0.75rem;
    bottom: 0.05rem;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--green));
    border-radius: 999px;
}

.navbar-download {
    background: linear-gradient(135deg, var(--accent), var(--green));
    color: #ffffff;
    border: none;
    font-weight: 600;
    padding: 0.58rem 1rem;
    border-radius: 999px;
    white-space: nowrap;
    margin-left: 1rem;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 8px 18px rgba(17, 167, 201, 0.18);
}

.navbar-download:hover {
    background: linear-gradient(135deg, var(--accent-dark), var(--green-dark));
    color: #ffffff;
    transform: translateY(-1px);
}

/* Hero */
.hero-section {
    background:
        linear-gradient(135deg, rgba(7, 52, 92, 0.92), rgba(11, 79, 138, 0.86)),
        url("https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=1600&q=80") center/cover no-repeat;
    color: #fff;
    padding: 6rem 0 5rem;
}

.hero-section h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1rem;
    max-width: 850px;
}

.hero-section .lead {
    font-size: 1.08rem;
    max-width: 720px;
    color: rgba(255, 255, 255, 0.92);
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.hero-badges span {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.22);
    color: #fff;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    font-size: 0.88rem;
    backdrop-filter: blur(6px);
}

.btn-hero-primary,
.btn-hero-secondary {
    display: inline-block;
    text-decoration: none;
    padding: 0.9rem 1.4rem;
    border-radius: 999px;
    font-weight: 600;
    transition: var(--transition);
}

.btn-hero-primary {
    background: linear-gradient(135deg, var(--accent), var(--green));
    color: #ffffff;
    box-shadow: var(--shadow-soft);
}

.btn-hero-primary:hover {
    transform: translateY(-2px);
    background: linear-gradient(135deg, var(--accent-dark), var(--green-dark));
    color: #ffffff;
}

.btn-hero-secondary {
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.btn-hero-secondary:hover {
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
    transform: translateY(-2px);
}

/* Shared sections */
.section {
    padding: 5rem 0;
}

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

.section-lightblue {
    background: var(--light-blue);
}

.section-white {
    background: var(--white);
}

.section-title {
    text-align: center;
    max-width: 820px;
    margin: 0 auto 2.5rem;
}

.section-title h2 {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 0.8rem;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 0;
}

/* About hero / inner hero */
.about-hero {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: #fff;
    padding: 4.5rem 0 3.8rem;
    text-align: center;
}

.about-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 0.9rem;
}

.about-hero p {
    max-width: 760px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.92);
    font-size: 1.02rem;
}

/* Cards */
.card-soft {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.6rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
}

.card-soft:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 34px rgba(11, 79, 138, 0.12);
    border-color: rgba(17, 167, 201, 0.28);
}

.card-soft h5,
.card-soft h6 {
    color: var(--primary-dark);
    font-weight: 700;
}

.card-soft h5 {
    margin-bottom: 0.8rem;
}

.card-soft p,
.card-soft li {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.card-soft ul {
    padding-left: 1.2rem;
    margin-bottom: 0;
}

.badge-pill {
    border-radius: 999px;
    padding: 0.55rem 0.85rem;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

/* Icon circles */
.why-icon {
    width: 56px;
    height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(17, 167, 201, 0.1);
    color: var(--accent-dark);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

/* Contact page */
.contact-main {
    background: var(--light-bg);
    padding: 5rem 0;
}

.contact-form-card,
.contact-info-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 2rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.contact-form-card {
    height: 100%;
}

.contact-side-stack {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-info-card h5,
.contact-form-card h4 {
    color: var(--primary-dark);
    font-weight: 700;
}

.contact-help-list {
    padding-left: 1.2rem;
}

.contact-help-list li {
    margin-bottom: 0.85rem;
    line-height: 1.6;
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
}

.form-control {
    border-radius: 12px;
    border: 1px solid #cfe1e8;
    padding: 0.85rem 1rem;
    font-size: 0.96rem;
    box-shadow: none !important;
    transition: var(--transition);
    background: #fff;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 0.15rem rgba(17, 167, 201, 0.14) !important;
}

textarea.form-control {
    resize: vertical;
    min-height: 180px;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--primary-dark), #082844);
    color: rgba(255, 255, 255, 0.9);
    padding: 2.2rem 0;
    text-align: center;
}

.footer a {
    color: #7ee0e8;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

/* WhatsApp floating button */
.whatsapp-float {
    position: fixed;
    right: 22px;
    bottom: 22px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.7rem;
    box-shadow: 0 10px 24px rgba(37, 211, 102, 0.35);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: translateY(-4px) scale(1.03);
    color: #fff;
}

/* Utilities */
.text-muted {
    color: var(--text-muted) !important;
}

.small {
    font-size: 0.93rem !important;
}

hr {
    border-color: rgba(11, 79, 138, 0.12);
}

/* =========================
   RESPONSIVE
========================= */
@media (max-width: 991.98px) {
    .navbar-main {
        padding: 0.65rem 0;
    }

    .navbar-logo {
        height: 42px;
    }

    .navbar-toggler {
        border: none;
        box-shadow: none !important;
        padding: 0.35rem 0.5rem;
    }

    .navbar-toggler:focus {
        box-shadow: none !important;
    }

    .navbar-collapse {
        display: block;
        margin-top: 0.8rem;
        background: #ffffff;
        border-radius: 12px;
        padding: 1rem;
        box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
    }

    .navbar-menu {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        margin-right: 0;
        width: 100%;
    }

    .navbar-main .nav-link {
        padding: 0.6rem 0;
        white-space: normal;
    }

    .navbar-main .nav-link.active::after,
    .navbar-main .nav-link:hover::after {
        left: 0;
        right: auto;
        width: 42px;
        bottom: 0;
    }

    .navbar-download {
        display: block;
        width: 100%;
        margin-left: 0;
        margin-top: 0.75rem;
        text-align: center;
    }

    .hero-section {
        padding: 5rem 0 4rem;
        text-align: center;
    }

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

    .hero-section .d-flex {
        justify-content: center;
    }

    .section {
        padding: 4rem 0;
    }
}

@media (max-width: 767.98px) {
    .navbar-logo {
        height: 38px;
    }

    .navbar-main .nav-link {
        font-size: 0.92rem;
    }

    .navbar-download {
        font-size: 0.9rem;
        padding: 0.58rem 0.95rem;
    }

    .hero-section h1,
    .about-hero h1 {
        font-size: 2rem;
    }

    .card-soft,
    .contact-form-card,
    .contact-info-card {
        padding: 1.3rem;
    }

    .section-title {
        margin-bottom: 2rem;
    }

    .whatsapp-float {
        width: 54px;
        height: 54px;
        font-size: 1.45rem;
        right: 16px;
        bottom: 16px;
    }
}

@media (max-width: 575.98px) {
    .navbar-logo {
        height: 34px;
    }
}
@media (max-width: 991.98px) {
    .contact-main {
        padding: 4rem 0;
    }

    .contact-form-card,
    .contact-info-card {
        padding: 1.5rem;
    }

    .contact-side-stack {
        gap: 1rem;
    }
}

@media (max-width: 767.98px) {
    .contact-form-card,
    .contact-info-card {
        padding: 1.25rem;
    }

    .contact-help-list li {
        margin-bottom: 0.7rem;
    }
}