/* === BASE === */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #f0f0f0;
}

/* === SCROLLBAR === */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a1f3f;
}
::-webkit-scrollbar-thumb {
    background: rgba(201, 168, 76, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(201, 168, 76, 0.5);
}

/* === NAVBAR === */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(4, 13, 28, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(201, 168, 76, 0.1);
}

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

#mobile-menu.open .mobile-link {
    animation: fadeDown 0.4s ease forwards;
    opacity: 0;
}

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

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

/* === HAMBURGER ANIMATION === */
#menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}
#menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
#menu-toggle.active .menu-line:nth-child(3) {
    width: 1.5rem;
    transform: rotate(-45deg) translate(3px, -3px);
}

/* === SCROLL INDICATOR === */
.scroll-line {
    width: 100%;
    height: 40%;
    background: linear-gradient(to bottom, transparent, #c9a84c);
    position: absolute;
    top: -40%;
    animation: scrollDown 1.8s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { top: -40%; opacity: 0; }
    50% { opacity: 1; }
    100% { top: 140%; opacity: 0; }
}

/* === REVEAL ANIMATIONS === */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .reveal-left {
        opacity: 0;
        transform: translateX(-40px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .reveal-right {
        opacity: 0;
        transform: translateX(40px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .reveal-up.visible,
    .reveal-left.visible,
    .reveal-right.visible {
        opacity: 1;
        transform: translate(0, 0);
    }
}

/* === GOLD SHIMMER ON HEADINGS === */
h2 .text-gold-400,
h1 .text-gold-400 {
    background: linear-gradient(135deg, #d4af5a 0%, #e8d5a3 50%, #c9a84c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === FORM STYLES === */
select option {
    background: #0a1f3f;
    color: #ffffff;
}

/* === GALLERY HOVER === */
.gallery-strip {
    mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
}

/* === SMOOTH SECTION TRANSITIONS === */
section {
    position: relative;
}

/* === FOCUS VISIBLE === */
:focus-visible {
    outline: 2px solid #c9a84c;
    outline-offset: 2px;
}

/* === RESPONSIVE TWEAKS === */
@media (max-width: 768px) {
    .font-display {
        line-height: 1.15;
    }
}