/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

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

::selection {
    background: rgba(201, 168, 76, 0.2);
    color: #0A1628;
}

/* ===== Writing vertical utility ===== */
.writing-vertical {
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

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

#navbar.scrolled {
    background: rgba(250, 248, 244, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(10, 22, 40, 0.06);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #C9A84C;
    transition: width 0.3s ease;
}

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

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

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    transition: color 0.3s ease, transform 0.3s ease;
}

.mobile-link:hover {
    color: #C9A84C;
    transform: translateX(4px);
}

.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-toggle.active .menu-line:first-child {
    transform: translateY(5px) rotate(45deg);
}

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

/* ===== Hero ===== */
.hero-eyebrow {
    opacity: 0;
    transform: translateY(12px);
    animation: fadeUp 0.8s ease 0.3s forwards;
}

.hero-title {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.9s ease 0.5s forwards;
}

.hero-subtitle {
    opacity: 0;
    transform: translateY(16px);
    animation: fadeUp 0.8s ease 0.7s forwards;
}

.hero-cta {
    opacity: 0;
    transform: translateY(12px);
    animation: fadeUp 0.8s ease 0.9s forwards;
}

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

/* ===== Reveal on scroll ===== */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal-image {
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 1s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-image.revealed {
    opacity: 1;
    transform: scale(1);
}

.reveal-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease 0.4s, transform 0.7s ease 0.4s;
}

.reveal-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-accent {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s ease 0.6s, transform 0.6s ease 0.6s;
}

.reveal-accent.revealed {
    opacity: 1;
    transform: scale(1);
}

/* ===== Menu items ===== */
.menu-item {
    padding-bottom: 7px;
    border-bottom: 1px solid rgba(10, 22, 40, 0.06);
    transition: padding-left 0.3s ease;
}

.menu-item:last-child {
    border-bottom: none;
}

.menu-item:hover {
    padding-left: 8px;
}

/* ===== CTA buttons ===== */
.cta-primary {
    position: relative;
}

.cta-primary::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: #C9A84C;
    transition: width 0.3s ease;
}

.cta-primary:hover::before {
    width: 100%;
}

/* ===== Scroll indicator ===== */
@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-title span.text-5xl,
    .hero-title span.text-6xl,
    .hero-title span.text-7xl {
        font-size: 2rem !important;
    }
}

@media (min-width: 769px) and (max-width: 1023px) {
    .hero-title {
        font-size: 5rem;
    }
}

/* ===== Focus states ===== */
a:focus-visible,
button:focus-visible {
    outline: 1px solid #C9A84C;
    outline-offset: 4px;
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal,
    .reveal-image,
    .reveal-card,
    .reveal-accent {
        opacity: 1;
        transform: none;
    }
}