@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700;900&family=Poppins:wght@300;400;500;600;700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-black: #1A1A1A;
    --color-charcoal: #333333;
    --color-dark-grey: #4A4A4A;
    --color-grey: #808080;
    --color-light-grey: #D4D4D4;
    --color-off-white: #F5F5F5;
    --color-white: #FFFFFF;
}

html, body {
    overflow-x: hidden;
}

body {
    font-family: 'Poppins', sans-serif;
    scroll-behavior: smooth;
    background: var(--color-off-white);
}

h1, h2, h3 {
    font-family: 'Playfair Display', serif;
}

/* Parallax Effect */
.parallax-container {
    position: relative;
    overflow: hidden;
}

.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    background-size: cover;
    background-position: center;
    transition: transform 0.1s ease-out;
    will-change: transform;
}

.parallax-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.9), rgba(74, 74, 74, 0.75));
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-60px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(60px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

.animate-fadeInUp { animation: fadeInUp 0.8s ease-out forwards; }
.animate-fadeIn { animation: fadeIn 1s ease-out forwards; }
.animate-slideInLeft { animation: slideInLeft 0.8s ease-out forwards; }
.animate-slideInRight { animation: slideInRight 0.8s ease-out forwards; }
.animate-float { animation: float 3s ease-in-out infinite; }
.animate-scaleIn { animation: scaleIn 0.6s ease-out forwards; }
.visible { opacity: 1 !important; }

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; }
.delay-700 { animation-delay: 0.7s; }
.delay-800 { animation-delay: 0.8s; }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 12px; }
::-webkit-scrollbar-track { background: var(--color-off-white); }
::-webkit-scrollbar-thumb { background: var(--color-charcoal); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-black); }

/* Navbar */
.navbar {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(0px);
}

.navbar-scrolled {
    background: rgba(26, 26, 26, 0.97) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.navbar .nav-logo {
    height: 40px;
    width: auto;
}

.nav-link {
    color: white;
    transition: color 0.3s ease;
    font-weight: 500;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-light-grey);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: white;
    border-radius: 1px;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 26, 0.98);
    z-index: 100;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.mobile-menu.open {
    display: flex;
}

.mobile-menu a {
    color: white;
    font-size: 1.5rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.mobile-menu a:hover {
    color: var(--color-light-grey);
}

.mobile-menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    background: none;
    border: none;
}

/* Work / Project Cards */
.property-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    background: white;
}

.property-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.95), transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
    pointer-events: none;
}

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

.property-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 24px 48px rgba(26, 26, 26, 0.25);
}

.property-card .card-content {
    position: relative;
    z-index: 2;
}

.property-image {
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    object-fit: cover;
}

.property-card:hover .property-image {
    transform: scale(1.1);
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, #333333 0%, #1A1A1A 100%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    color: white;
    display: inline-block;
    text-decoration: none;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s ease;
}

.btn-primary:hover::before { left: 100%; }

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(26, 26, 26, 0.4);
}

.btn-secondary {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-secondary:hover {
    background: white;
    color: var(--color-charcoal);
    transform: translateY(-2px);
}

/* Stats */
.stat-card {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-light-grey), white);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Service Cards */
.service-card {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    background: white;
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(26, 26, 26, 0.2);
}

.service-icon {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 1rem 1rem 0 0;
}

/* Section Divider */
.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #333333, #808080);
    margin: 1.5rem auto;
    border-radius: 2px;
}

/* Contact Form */
.contact-input {
    transition: all 0.3s ease;
    border: 2px solid var(--color-light-grey);
}

.contact-input:focus {
    outline: none;
    border-color: var(--color-charcoal);
    box-shadow: 0 0 0 4px rgba(51, 51, 51, 0.1);
}

/* Gallery */
.gallery-item {
    overflow: hidden;
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 48px rgba(26, 26, 26, 0.2);
}

.gallery-item img {
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 200;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.lightbox.open {
    display: flex;
}

.lightbox img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
}

.lightbox-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    background: none;
    border: none;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Service detail cards (services page) */
.service-detail-card {
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.service-detail-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(26, 26, 26, 0.15);
}