/* ===== Base & Typography ===== */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background-color: #B85D38;
    color: #fff;
}

/* ===== Scroll Reveal ===== */
.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[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
}

.reveal[data-reveal="left"] {
    transform: translateX(-30px);
}

.reveal[data-reveal="right"] {
    transform: translateX(30px);
}

.reveal[data-reveal="scale"] {
    transform: scale(0.95);
}

/* Hero Animations */
.hero-anim {
    opacity: 1;
    transform: translateY(0);
    animation: heroFadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-anim:nth-child(1) { animation-delay: 0.1s; }
.hero-anim:nth-child(2) { animation-delay: 0.25s; }
.hero-anim:nth-child(3) { animation-delay: 0.4s; }
.hero-anim:nth-child(4) { animation-delay: 0.55s; }

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

/* Service Card Hover */
.service-card {
    transform: translateY(0);
}

.service-card:hover {
    transform: translateY(-4px);
}

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

#navbar.scrolled {
    background: rgba(250, 247, 242, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

#navbar.scrolled .font-serif {
    color: #1c1917;
}

#navbar.scrolled .menu-line {
    background: #1c1917;
}

/* ===== Mobile Menu ===== */
.mobile-nav-link {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

/* ===== Back to Top ===== */
#back-to-top {
    opacity: 0;
    transform: translateY(16px);
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

#back-to-top:hover {
    transform: translateY(-2px);
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal[data-reveal] {
        opacity: 1;
        transform: none;
    }
    
    .hero-anim {
        opacity: 1;
        transform: none;
        animation: none;
    }
}

/* ===== Focus States ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #B85D38;
    outline-offset: 2px;
    border-radius: 4px;
}

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

::-webkit-scrollbar-track {
    background: #FAF7F2;
}

::-webkit-scrollbar-thumb {
    background: #d4a590;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #B85D38;
}

/* ===== Select Dropdown Fix ===== */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}