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

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

body {
    overflow-x: hidden;
}

::selection {
    background-color: #1B4332;
    color: #FAF6F0;
}

/* ========== NAVBAR ========== */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(250, 246, 240, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(27, 67, 50, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #1B4332;
    transition: width 0.3s ease;
}

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

#navbar:not(.scrolled) .nav-link {
    color: #1B4332;
}

/* ========== MOBILE MENU ========== */
.menu-line {
    display: block;
}

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

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

#menu-toggle.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.25rem;
}

/* ========== MARQUEE ========== */
.marquee-track {
    animation: marquee 30s linear infinite;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ========== REVEAL ANIMATIONS ========== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal,
    .reveal.revealed {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .marquee-track {
        animation: none;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Default hidden state for progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
}

/* ========== FORM STYLES ========== */
input:focus,
textarea:focus {
    box-shadow: 0 0 0 3px rgba(27, 67, 50, 0.1);
}

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

::-webkit-scrollbar-track {
    background: #FAF6F0;
}

::-webkit-scrollbar-thumb {
    background: #8fb896;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #3a7a52;
}

/* ========== UTILITY ========== */
@media (max-width: 767px) {
    .font-serif {
        word-spacing: -0.02em;
    }
}