/* ─── Base & Typography ─── */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background: #c8a45a;
    color: #1a2744;
}

img {
    display: block;
    max-width: 100%;
}

/* ─── Gold Divider ─── */
.gold-divider-hero {
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, #c8a45a, transparent);
    margin: 0 auto;
}

/* ─── Navbar ─── */
#navbar {
    background: transparent;
    transition: background 0.5s ease, box-shadow 0.5s ease, backdrop-filter 0.5s ease;
}

#navbar.scrolled {
    background: rgba(10, 17, 40, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(200, 164, 90, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #c8a45a;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link:hover {
    color: #c8a45a;
}

/* ─── Mobile Menu ─── */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.open .mobile-link {
    animation: fadeUp 0.4s ease forwards;
    opacity: 1;
}

#mobile-menu .mobile-link {
    opacity: 0;
}

#mobile-menu .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu .mobile-link:nth-child(5) { animation-delay: 0.25s; }
#mobile-menu .mobile-link:nth-child(6) { animation-delay: 0.3s; }

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.menu-line {
    transition: all 0.35s ease;
}

#menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

#menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

#menu-toggle.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ─── Hero Animations ─── */
.hero-headline {
    opacity: 0;
    transform: translateY(30px);
    animation: heroIn 1s ease 0.3s forwards;
}

#hero-divider {
    animation: fadeIn 0.8s ease 0.6s forwards;
}

#hero-divider-2 {
    animation: fadeIn 0.8s ease 0.8s forwards;
}

.hero-sub {
    opacity: 0;
    transform: translateY(20px);
    animation: heroIn 1s ease 0.9s forwards;
}

.hero-buttons {
    opacity: 0;
    transform: translateY(20px);
    animation: heroIn 1s ease 1.1s forwards;
}

@keyframes heroIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ─── Scroll Indicator ─── */
.scroll-indicator {
    animation: bobDown 2s ease-in-out infinite;
}

@keyframes bobDown {
    0%, 100% { transform: translate(-50%, 0); opacity: 0.5; }
    50% { transform: translate(-50%, 8px); opacity: 1; }
}

/* ─── Reveal Animations (below-fold only) ─── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }

    .reveal.delay-1 { transition-delay: 0.1s; }
    .reveal.delay-2 { transition-delay: 0.2s; }
    .reveal.delay-3 { transition-delay: 0.3s; }
}

/* ─── Buttons ─── */
a, button {
    cursor: pointer;
}

button, [type="submit"] {
    cursor: pointer;
}

/* ─── Form ─── */
input, select, textarea {
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.9375rem;
}

select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23c8a45a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* ─── Focus Styles ─── */
:focus-visible {
    outline: 2px solid #c8a45a;
    outline-offset: 2px;
}

/* ─── Responsive ─── */
@media (max-width: 767px) {
    .font-serif {
        line-height: 1.1;
    }
}