/* ========================================
   Ark General Construction — Custom Styles
   ======================================== */

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

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

body {
    overflow-x: hidden;
}

/* Selection */
::selection {
    background: rgba(6, 95, 70, 0.2);
    color: #064E3B;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: #FAF6EE;
}
::-webkit-scrollbar-thumb {
    background: #065F46;
    border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
    background: #047857;
}

/* ========================================
   Navigation
   ======================================== */
.nav-scrolled {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(253, 251, 247, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(235, 221, 200, 0.4);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-scrolled.scrolled {
    background: rgba(253, 251, 247, 0.95);
    box-shadow: 0 4px 30px rgba(2, 44, 34, 0.06);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #065F46;
    border-radius: 1px;
    transition: width 0.3s ease;
}

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

/* Mobile Menu */
.mobile-menu {
    animation: slideDown 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu.hidden {
    animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-10px); }
}

.mobile-link {
    transition: all 0.2s ease;
}

/* Hamburger Animation */
.nav-toggle.active .menu-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

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

.nav-toggle.active .menu-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
    position: relative;
    background: #FDFBF7;
    overflow: hidden;
}

.hero-img-wrapper {
    box-shadow: 0 32px 64px -12px rgba(2, 44, 34, 0.18);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-img-wrapper:hover {
    transform: translateY(-4px);
}

.hero-blob {
    animation: blobFloat 8s ease-in-out infinite;
}

@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(20px, -20px) scale(1.05); }
    66% { transform: translate(-10px, 15px) scale(0.95); }
}

/* ========================================
   Service Cards
   ======================================== */
.service-card {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
}

/* ========================================
   About Section
   ======================================== */
.about-img {
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-img:hover {
    transform: scale(1.02);
}

/* ========================================
   Gallery
   ======================================== */
.gallery-item {
    cursor: pointer;
}

.gallery-item img {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ========================================
   Testimonials
   ======================================== */
.testimonial-card {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -12px rgba(2, 44, 34, 0.12);
}

/* ========================================
   Contact Form
   ======================================== */
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(6, 95, 70, 0.1);
}

/* ========================================
   Scroll Reveal (progressive enhancement)
   ======================================== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .reveal.revealed {
        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; }
}

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

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .hero-section {
        padding-top: 100px;
    }
    
    .hero-img-wrapper {
        margin-top: 1rem;
    }
}