/* ================= VARIABLES ================= */
:root {
    --primary-blue: #1e3a8a;
    --accent-red: #e31e24;
    --accent-red-hover: #b3171b;
    --text-dark: #334155;
    --text-light: #64748b;
    --bg-light: #f8fafc;
}

/* ================= GLOBAL RESET ================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-light);
    overflow-x: hidden;
    color: var(--text-dark);
}

/* ================= NAVBAR FIXES ================= */
.navbar {
    position: relative;
    z-index: 1000;
    background-color: var(--primary-blue);
}

.dropdown-menu {
    position: absolute;
    z-index: 1001;
    margin-top: 0;
    padding-top: 0;
    border-top: 15px solid transparent;
    background-clip: padding-box;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    border-radius: 8px;
}

@media (min-width: 992px) {
    .nav-item.dropdown:hover .dropdown-menu {
        display: block;
        animation: fadeIn 0.3s ease;
    }
}

/* ================= HERO ================= */
.australia-hero {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

/* Hero image */
.australia-hero img.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Overlay */
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.6), rgba(30, 58, 138, 0.4));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

/* Hero content */
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
    animation: fadeInDown 1s ease-out;
    color: white;
}

.hero-content h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.hero-content p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    opacity: 0.95;
    font-weight: 300;
    line-height: 1.6;
}

/* ================= INFO SECTION ================= */
.info-section {
    background-color: var(--bg-light);
    padding: 90px 0;
}

.info-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

/* ================= CARD ================= */
.card-box {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.05);
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-top-color 0.35s ease;
    display: flex;
    flex-direction: column;
    border-top: 4px solid transparent;
    height: 100%;
}

.card-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 55px rgba(30, 58, 138, 0.15);
    border-top-color: var(--accent-red);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    background-color: #eff6ff;
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 22px;
    transition: all 0.3s ease;
}

.card-box:hover .icon-wrapper {
    background-color: var(--primary-blue);
    color: white;
}

.card-box h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 14px;
}

.card-box p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
    flex-grow: 1;
}

.btn-link {
    color: var(--accent-red);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    transition: color 0.3s ease;
    font-size: 1rem;
}

.btn-link i {
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.btn-link:hover {
    color: var(--accent-red-hover);
}

.btn-link:hover i {
    transform: translateX(5px);
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ================= RESPONSIVE ================= */
@media (max-width: 991px) {
    .dropdown-menu {
        position: static !important;
        float: none;
        width: auto;
        margin-top: 0;
        background-color: transparent;
        border: none;
        box-shadow: none;
        padding-left: 20px;
    }

    .dropdown-item {
        color: white !important;
    }
    .dropdown-item:hover {
        background-color: rgba(255,255,255,0.1);
    }

    .australia-hero {
        height: 350px;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

    .info-section {
        padding: 50px 0;
    }

    .info-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}