/* === FONT & ROOT VARIABLES === */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap');

:root {
    --primary-color: #102A70;
    --secondary-color: #001840;
    --accent-color: #f5c401;

    --background-light: #ffffff; /* [DIUBAH] Background utama menjadi putih */
    --background-light-alt: #f8fafc; /* Background alternatif abu-abu terang */
    --text-dark: #212529;
    --text-light: #ffffff;
    --text-muted: #6c757d;
    
    --card-shadow: 0 4px 25px rgba(0, 0, 0, 0.07);
    --card-shadow-hover: 0 10px 30px rgba(0, 24, 64, 0.1);
    --border-radius: 16px;
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(245, 196, 1, 0.4); }
    70% { transform: scale(1.05); box-shadow: 0 0 0 15px rgba(245, 196, 1, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(245, 196, 1, 0); }
}

/* === GENERAL STYLES === */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    background: var(--background-light); /* [DIUBAH] Background kembali putih */
    color: var(--text-dark); /* [DIUBAH] Warna teks default kembali gelap */
    margin: 0;
    padding: 0;
}

h1, h2, h3, h4, p, a, ul, ol {
    margin: 0;
    padding: 0;
}

h2, h3, h4 {
    color: var(--primary-color); /* [DIUBAH] Warna heading kembali biru tua */
}

a {
    text-decoration: none;
    color: var(--accent-color);
    transition: all 0.3s ease;
}

a:hover {
    color: var(--accent-color);
    filter: brightness(1.1);
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
}

/* === BREADCRUMB HEADER === */
.section-breadcrum {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: var(--text-light);
    padding: 4rem 0;
    border-bottom: 5px solid var(--accent-color);
}

.section-breadcrum h2 {
    font-weight: 800;
    font-size: 3rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.section-breadcrum p a {
    color: var(--text-light);
    opacity: 0.8;
}
.section-breadcrum p a:hover {
    opacity: 1;
}

/* === SECTION STYLING & SCROLL ANIMATION === */
.section {
    padding: 90px 0;
}

.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title .tag {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.section-title .tag svg {
    fill: var(--primary-color);
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.section-title p {
    max-width: 700px;
    margin: 0 auto;
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 1.1rem;
}

/* === EXCELLENCE SECTION === */
.excellence-section {
    background-color: var(--background-light-alt); /* [DIUBAH] Latar belakang abu-abu terang */
}

.excellence-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.excellence-item {
    background: var(--background-light); /* [DIUBAH] Background kartu putih */
    padding: 35px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    text-align: center;
    border-bottom: 4px solid var(--primary-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.excellence-item:hover {
    transform: translateY(-12px);
    box-shadow: var(--card-shadow-hover);
}

.excellence-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin: 0 auto 25px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #e9ecef;
    transition: all 0.3s ease;
}

.excellence-item:hover .excellence-icon {
    background-color: var(--accent-color);
    transform: scale(1.1);
}

.excellence-item:hover .excellence-icon svg {
    fill: var(--text-light);
}

.excellence-item h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.5;
}

/* === TWO-COLUMN INFO SECTION === */
.info-section {
    display: flex;
    align-items: center;
    gap: 60px;
    padding: 60px 0;
}

.info-section .info-image {
    flex: 1;
    text-align: center;
}

.info-section .info-image img {
    max-width: 100%;
    height: auto;
    max-height: 350px;
    object-fit: contain;
    transition: transform 0.4s ease;
}

.info-section:hover .info-image img {
    transform: scale(1.03);
}

.info-section .info-content {
    flex: 1.2;
}

.info-content .tag {
    background-color: var(--accent-color);
    color: var(--primary-color);
    font-weight: 700;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.info-content h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.info-content p, .info-content ol {
    color: var(--text-muted); /* [DIUBAH] Warna teks kembali abu-abu gelap */
    line-height: 1.8;
    text-align: justify;
    font-size: 1.05rem;
}

.info-content ol { padding-left: 20px; }
.info-content ol li { margin-bottom: 1rem; }
.info-content ol ul { list-style-type: '✔'; padding-left: 20px; margin-top: 0.5rem; }
.info-section.reverse { flex-direction: row-reverse; }

/* === REKANAN KAMPUS SECTION (DYNAMIC) === */
.rekanan-section {
    background-color: var(--background-light-alt); /* [DIUBAH] Latar belakang abu-abu terang */
}

.rekanan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.rekanan-card {
    background: var(--background-light); /* [DIUBAH] Background kartu putih */
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--card-shadow);
    text-align: center;
    border: 1px solid #eee;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    opacity: 0; 
    animation: fadeInUp 0.5s ease-out forwards;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.rekanan-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--accent-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.rekanan-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-shadow-hover);
}

.rekanan-card:hover::before {
    transform: scaleX(1);
    transform-origin: right;
}

.rekanan-card-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 150px;
    transition: transform 0.3s ease;
}

.rekanan-card img {
    max-height: 65px;
    max-width: 140px;
    object-fit: contain;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.rekanan-card:hover img {
    transform: scale(1.1);
}

.rekanan-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* === CTA SECTION === */
.cta-section {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: var(--text-light);
    border-radius: var(--border-radius);
    padding: 70px 40px;
    margin: 80px auto;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background-color: var(--accent-color);
    border-radius: 50%;
    opacity: 0.1;
    pointer-events: none;
}

.cta-section h3 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-light);
}

.cta-section p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin: 10px 0 30px 0;
}

.cta-section .whatsapp-link {
    display: inline-block;
    border-radius: 50px; 
    animation: pulse 2s infinite;
}

.cta-section .whatsapp-img {
    max-width: 280px;
    width: 100%;
    transition: transform 0.3s ease;
}

.cta-section .whatsapp-link:hover .whatsapp-img {
    transform: scale(1.08);
    animation: none;
}

/* === RESPONSIVE STYLES === */
@media (max-width: 768px) {
    .section { padding: 60px 0; }
    .info-section, .info-section.reverse { flex-direction: column; }
    .section-title h2 { font-size: 1.8rem; }
    .info-content h2 { font-size: 1.6rem; }
    .cta-section h3 { font-size: 1.5rem; }
}