/* ── 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;
}

img {
    display: block;
    max-width: 100%;
}

::selection {
    background-color: #f05a28;
    color: #ffffff;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #f5f5f5;
}
::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #f05a28;
}

/* ── Navbar ── */
#navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    border-bottom-color: #f3f4f6;
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.04);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #f05a28;
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: #f05a28;
}

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

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

.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1px;
    background: #f05a28;
    transition: width 0.3s ease;
}

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

/* ── Hamburger ── */
.menu-line {
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

body.menu-open .menu-line:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
}

body.menu-open .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

body.menu-open .menu-line:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
    width: 1.5rem;
}

/* ── Services ── */
.service-card {
    transition: background-color 0.3s ease;
}

.service-card:hover {
    background: #fffaf8;
}

/* ── Gallery ── */
.gallery-item {
    position: relative;
    overflow: hidden;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.15) 0%, transparent 40%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

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

.gallery-item:hover img {
    transform: scale(1.05);
}

/* ── Scroll Reveal ── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Reduced motion */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Contact Form ── */
.form-input {
    border: none;
    border-bottom: 1px solid #e5e7eb;
    padding: 12px 0;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.9375rem;
    font-weight: 300;
    color: #1a1a1a;
    background: transparent;
    width: 100%;
    transition: border-color 0.3s ease;
    outline: none;
    resize: none;
}

.form-input::placeholder {
    color: #9ca3af;
    font-weight: 300;
}

.form-input:focus {
    border-bottom-color: #f05a28;
}

.form-textarea {
    min-height: 100px;
}

/* ── Success Message ── */
.form-success {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    pointer-events: none;
}

.form-success.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

/* ── Button Ripple ── */
button, a {
    -webkit-tap-highlight-color: transparent;
}

/* ── Print ── */
@media print {
    #navbar, #mobile-menu { display: none; }
    body { color: #000; background: #fff; }
}