:root {
    --primary-arc: #800000;    /* Warna Merah Maron (Maroon) */
    --primary-gold: #d4af37;   /* Aksen Emas Stark Industries */
    --danger-red: #e74c3c;
    --bg-stark: #f4f6f9;       /* Latar belakang off-white bersih */
    --card-stark: #ffffff;
    --text-stark: #2c3e50;
}

body {
    font-family: 'Segoe UI', sans-serif;
    background-color: var(--bg-stark);
    color: var(--text-stark);
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ==========================================================================
   NAVIGATION BAR (Glassmorphic Light Mode)
   ========================================================================== */
nav {
    background: rgba(255, 255, 255, 0.6); /* Transparan transisi */
    backdrop-filter: blur(12px); 
    -webkit-backdrop-filter: blur(12px); 
    padding: 1.2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    border-bottom: 2px solid var(--primary-arc); /* Garis maron tegas */
    position: sticky; 
    top: 0;
    z-index: 100;
}

nav a {
    color: var(--text-stark);
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.9rem;
    transition: 0.3s;
}

nav a:hover { 
    color: var(--primary-arc); 
}

/* ==========================================================================
   LAYOUT STRUCTURE
   ========================================================================== */
.container {
    flex: 1;
    display: flex;
    justify-content: center; 
    align-items: center;     
    padding: 40px 20px;
}

/* DIUBAH KE FLEXBOX: Supaya baris kedua yang hanya berisi 
   1 anggota (Muhammad Aidil) otomatis bergeser ke posisi tengah.
*/
.profile-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; /* Menengahkan item di baris yang tidak penuh */
    gap: 40px;
    width: 100%;
    max-width: 1100px;
}

/* ==========================================================================
   PROFILE CARD COMPONENT
   ========================================================================== */
.profile-item {
    text-decoration: none;
    color: var(--text-stark);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    text-align: center;
    
    /* Style Kotak Light Mode */
    background-color: var(--card-stark);
    padding: 30px 20px;
    border-radius: 16px;
    border: 1px solid rgba(128, 0, 0, 0.08); /* Border tipis bernuansa maron halus */
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    
    /* Mengatur lebar responsif kartu (4 kolom di layar PC/Laptop besar) */
    flex: 0 1 calc(25% - 40px);
    min-width: 220px; 
    box-sizing: border-box;
    transition: transform 0.3s, color 0.3s, border-color 0.3s, box-shadow 0.3s;
}

/* Foto Profil Lingkaran */
.img-profil {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-arc);
    padding: 5px;
    background: #ffffff;
    box-shadow: 0 4px 10px rgba(128, 0, 0, 0.1);
    transition: 0.3s;
}

/* Hover Effects untuk Kotak dan Foto */
.profile-item:hover {
    color: var(--primary-arc);
    transform: translateY(-8px);
    border-color: var(--primary-arc); 
    box-shadow: 0 15px 30px rgba(128, 0, 0, 0.15); /* Bayangan mengikuti warna maron */
}

.profile-item:hover .img-profil {
    box-shadow: 0 0 20px rgba(128, 0, 0, 0.3);
    border-color: var(--primary-gold);
    transform: scale(1.05);
}

/* ==========================================================================
   HERO BANNER & HEADINGS
   ========================================================================== */
.hero-banner {
    background-color: var(--primary-arc); /* Konsisten menggunakan variabel maron */
    color: #ffffff;
    text-align: center;
    padding: 60px 20px;
    margin: 20px auto; 
    width: 95%; 
    max-width: 1400px;
    border-radius: 20px; 
    box-shadow: 0 10px 30px rgba(128, 0, 0, 0.25); 
}

.hero-banner h1 {
    font-size: 3rem;
    font-weight: 800;
    margin: 0 0 15px 0;
    letter-spacing: 1px;
}

.hero-banner p {
    font-size: 1.2rem;
    margin: 0;
    font-weight: 400;
    opacity: 0.9;
}

.section-title {
    text-align: center;
    margin: 40px 20px 10px 20px;
}

.section-title h2 {
    color: var(--primary-arc); 
    font-size: 2.2rem;
    font-weight: 800;
    margin: 0 0 10px 0;
}

.section-title p {
    color: #6c757d; 
    font-size: 1.1rem;
    margin: 0;
}