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

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(5, 150, 105, 0.2);
    color: #064e3b;
}

/* ── Hero Gradient ── */
.hero-gradient {
    background: linear-gradient(135deg, #064e3b 0%, #065f46 25%, #047857 50%, #059669 75%, #10b981 100%);
}

.hero-pattern {
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.05) 0%, transparent 40%),
        radial-gradient(circle at 40% 80%, rgba(255,255,255,0.03) 0%, transparent 40%);
}

/* ── Buttons ── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fefdf8;
    color: #064e3b;
    border: 1px solid #fefdf8;
    padding: 0.75rem 2.5rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-size: 0.75rem;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
}

.btn-primary:hover {
    background: transparent;
    color: #fefdf8;
    border-color: #fefdf8;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: #fefdf8;
    border: 1px solid rgba(254, 253, 248, 0.5);
    padding: 0.75rem 2.5rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-size: 0.75rem;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
}

.btn-outline:hover {
    background: rgba(254, 253, 248, 0.1);
    border-color: #fefdf8;
}

/* ── Navigation ── */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #059669;
    transition: width 0.3s ease;
}

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

.nav-logo {
    transition: color 0.3s ease;
}

#navbar.scrolled .nav-logo {
    color: #064e3b;
}

#navbar.scrolled .nav-link {
    color: #064e3b;
}

#navbar.scrolled .nav-link::after {
    background: #059669;
}

#navbar.scrolled .btn-primary {
    background: #064e3b;
    color: #fefdf8;
    border-color: #064e3b;
}

#navbar.scrolled .btn-primary:hover {
    background: transparent;
    color: #064e3b;
    border-color: #064e3b;
}

/* ── Service Cards ── */
.service-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(6, 78, 59, 0.08);
}

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

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(6, 78, 59, 0);
    transition: background 0.4s ease;
}

.gallery-item:hover::after {
    background: rgba(6, 78, 59, 0.1);
}

/* ── Testimonial Cards ── */
.testimonial-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(6, 78, 59, 0.06);
}

/* ── Scroll Reveal ── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .gallery-item img,
    .service-card img {
        transition: none;
    }
}

/* ── Form Select Arrow ── */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23047857' stroke-width='1.5'%3E%3Cpath d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* ── Mobile Menu Transitions ── */
.mobile-menu-link {
    transition: color 0.3s ease, transform 0.3s ease;
}

.mobile-menu-link:hover {
    color: #059669;
    transform: translateX(4px);
}