/* =========================
   ROOT (ONLY 3 COLORS)
========================= */
:root {
    --primary: #2f5b8c;   /* main blue */

    --white: #ffffff;
    --dark: #0b0f14;

    --text-dark: #1f2937;
    --text-muted: #6b7280;

    --border: #e5e7eb;
}

/* =========================
   GLOBAL
========================= */
body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    line-height: 1.6;
    background: var(--white);
    color: var(--text-dark);
}

h1, h2, h3, h4 {
    color: #111827;
    font-weight: 600;
}

p {
    color: var(--text-muted);
}

/* =========================
   NAVBAR (WHITE TOP)
========================= */
.navbar {
    background: var(--white) !important;
    border-bottom: 1px solid var(--border);
    padding: 15px 0;
}

.navbar-brand img {
    height: 36px;
}

.navbar .nav-link {
    color: var(--text-dark) !important;
    margin-left: 20px;
    font-weight: 500;
}

.navbar .nav-link:hover {
    color: #000000 !important;
}

.navbar-toggler {
    border: none;
}

.navbar-toggler-icon {
    filter: invert(0);
}

/* =========================
   HERO (BLUE SECTION)
========================= */
#hero {
    background: linear-gradient(135deg, var(--primary), #24496f);
    color: var(--white);
    padding: 140px 0;
}

#hero h1,
#hero p {
    color: var(--white);
}

#hero img {
    max-height: 450px;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
}

/* =========================
   BUTTONS
========================= */
.btn-light {
    background: var(--white);
    color: var(--primary);
    border: none;
    padding: 10px 20px;
}

.btn-light:hover {
    background: #f3f4f6;
}

/* =========================
   SECTION SPACING
========================= */
#services,
#partners {
    padding: 120px 0;
}

/* =========================
   SERVICES (WHITE SECTION)
========================= */
#services {
    background: var(--white);
}

#services .bg-light {
    background: var(--white) !important;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 40px;
    transition: 0.25s;
}

#services .bg-light:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

#services i {
    color: var(--primary);
    margin-bottom: 20px;
}

/* =========================
   PARTNERS (WHITE SECTION)
========================= */
#partners {
    background: var(--white);
}

.partner-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 40px 30px;
    transition: 0.25s;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.partner-card img {
    max-height: 60px;
    filter: grayscale(100%);
    opacity: 0.8;
    transition: 0.25s;
}

.partner-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.partner-card:hover img {
    filter: none;
    opacity: 1;
}

/* =========================
   FOOTER (BLUE)
========================= */
#contact {
    background: var(--primary);
    color: var(--white);
    padding: 80px 0;
}

#contact a {
    color: var(--white);
    text-decoration: underline;
}

#contact a:hover {
    opacity: 0.8;
}

/* =========================
   SCROLLBAR
========================= */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
}

.hero-section {
    background: #2f5b8c;
    color: #ffffff;
}

.hero-section h1,
.hero-section p {
    color: #ffffff;
}