/* Base style setup */
body {
    background-color: #000000;
    color: #F5F5F5;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

/* --- Page Navigation System --- */
/* Hides all "pages" by default */
.page {
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}
/* Shows only the "active" page */
.page.active {
    display: block;
    opacity: 1;
}

/* --- Custom Forms --- */
.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #d1d5db; /* gray-300 */
}
.form-input, .form-select {
    display: block;
    width: 100%;
    border-radius: 0.5rem; /* rounded-lg */
    background-color: #1a1a1a; /* darker */
    border: 1px solid #374151; /* border-gray-700 */
    padding: 0.75rem 1rem;
    color: #f3f4f6; /* gray-100 */
    transition: border-color 0.3s, box-shadow 0.3s;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}
.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%239ca3af' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}
.form-input:focus, .form-select:focus {
    outline: none;
    border-color: #D4AF37; /* gold */
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.3);
}

/* --- Luxury Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #111111; }
::-webkit-scrollbar-thumb { background: #333; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #D4AF37; }

/* --- Title Shimmer Animation --- */
@keyframes shimmer {
    0% { background-position: -800px 0; }
    100% { background-position: 800px 0; }
}
.title-shimmer {
    background: linear-gradient(to right, #F5F5F5 20%, #ffffff 40%, #F5F5F5 60%);
    background-size: 800px 100%;
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
    text-fill-color: transparent;
    animation: shimmer 10s linear infinite;
}

/* --- Scroll-in Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease-out forwards;
}
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
}
@keyframes fadeIn { to { opacity: 1; } }
@keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }

/* --- Pulsing Gold Badge --- */
.pulse-gold { animation: pulse-gold 3s infinite ease-in-out; }
@keyframes pulse-gold {
    0%, 100% { box-shadow: 0 0 15px 0px rgba(212, 175, 55, 0.4); }
    50% { box-shadow: 0 0 25px 8px rgba(212, 175, 55, 0.7); }
}

/* --- Interactive Card Hover Effect --- */
.interactive-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.interactive-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5), 0 5px 15px rgba(212, 175, 55, 0.1);
}

/* --- Mobile Menu --- */
#mobile-menu {
    transition: transform 0.3s ease-in-out;
}