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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* Hero underline animation */
.hero-underline {
    opacity: 0;
    animation: fadeSlideDown 0.8s ease forwards 0.3s;
}

/* Hero text animation */
#hero h1 {
    opacity: 0;
    animation: fadeSlideUp 1s ease forwards 0.5s;
}

#hero p {
    opacity: 0;
    animation: fadeSlideUp 1s ease forwards 0.7s;
}

#hero .flex-col {
    opacity: 0;
    animation: fadeSlideUp 1s ease forwards 0.9s;
}

@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Scroll reveal — progressive enhancement, hidden by default */
.reveal {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }

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

/* Navbar scroll state */
nav.scrolled {
    background: rgba(28, 20, 16, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(200, 149, 108, 0.1);
}

nav.scrolled .nav-line {
    background: #E8D5C0;
}

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

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

.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.3s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.4s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.5s; }

/* Hamburger animation */
.nav-line {
    transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease;
}

#menu-toggle.active .nav-line:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}

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

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

/* Menu items hover */
#menu .border-b {
    transition: border-color 0.3s ease;
}

#menu .border-b:hover {
    border-color: rgba(200, 149, 108, 0.3);
}

#menu div:hover span:first-child {
    color: #C8956C;
    transition: color 0.3s ease;
}

/* Image hover */
.reveal img {
    transition: transform 0.6s ease;
}

.reveal img:hover {
    transform: scale(1.02);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #1C1410;
}

::-webkit-scrollbar-thumb {
    background: #C8956C;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #D4A88C;
}

/* Selection color */
::selection {
    background: rgba(200, 149, 108, 0.3);
    color: #E8D5C0;
}