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

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

body {
    overflow-x: hidden;
}

::selection {
    background: #D4A84B;
    color: #1B4332;
}

/* ── Navigation ─────────────────────────────────────────── */
#navbar {
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
}

#navbar.scrolled {
    background: rgba(12, 31, 22, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(212, 168, 75, 0.1);
}

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

#mobile-menu.open .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

#mobile-menu.open .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 6px;
}

.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: #D4A84B;
    transition: width 0.3s ease;
}

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

/* ── Hero ───────────────────────────────────────────────── */
#hero {
    position: relative;
}

/* ── Service Cards ──────────────────────────────────────── */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #D4A84B, transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.service-card:hover::before {
    opacity: 1;
}

/* ── Gallery ────────────────────────────────────────────── */
.gallery-item {
    position: relative;
    cursor: pointer;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(27, 67, 50, 0.4), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.gallery-item:hover::after {
    opacity: 1;
}

/* ── Scroll Animations ──────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s 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; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ── Form ───────────────────────────────────────────────── */
#contact-form input:focus,
#contact-form textarea:focus {
    border-color: #D4A84B;
    box-shadow: 0 0 0 3px rgba(212, 168, 75, 0.1);
}

#contact-form input::placeholder,
#contact-form textarea::placeholder {
    color: rgba(253, 251, 247, 0.3);
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 768px) {
    html {
        scroll-padding-top: 60px;
    }

    .service-card {
        padding: 1.5rem;
    }
}

/* ── Print ──────────────────────────────────────────────── */
@media print {
    #navbar, #mobile-menu, .gallery-item {
        display: none;
    }
}