/* ============================================
   1. CSS Reset/Normalize
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lato', 'Inter', sans-serif;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

input, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ============================================
   2. CSS Variables
   ============================================ */
:root {
    /* Colors - Luxury Theme */
    --color-primary: #000000;
    --color-accent: #D4AF37;
    --color-bg-dark: #1A1A1A;
    --color-bg: #FFFFFF;
    --color-text: #111111;
    --color-text-light: #6B7280;
    --color-text-inverse: #FFFFFF;
    --color-border: #E5E7EB;
    
    /* Typography */
    --font-heading: 'Montserrat', 'Playfair Display', sans-serif;
    --font-body: 'Lato', 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
    --spacing-3xl: 96px;
    
    /* Section Padding */
    --section-padding-mobile: 64px;
    --section-padding-desktop: 120px;
    
    /* Container */
    --container-max-width: 1400px;
    --container-padding: 24px;
    
    /* Transitions */
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================
   3. Base Styles
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

h1 {
    font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

/* ============================================
   4. Layout
   ============================================ */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--section-padding-mobile) 0;
}

@media (min-width: 1024px) {
    .section {
        padding: var(--section-padding-desktop) 0;
    }
}

.section__title {
    text-align: center;
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.section__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}

.section__subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

/* ============================================
   5. Header & Navigation
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition-base);
}

.header.scrolled {
    background-color: rgba(26, 26, 26, 0.98);
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--container-padding);
    min-height: 70px;
}

.nav__logo-link {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    transition: var(--transition-base);
}

.nav__logo-link:hover {
    color: var(--color-text-inverse);
}

.nav__menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav__link {
    color: var(--color-text-inverse);
    font-weight: 500;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    transition: var(--transition-base);
    padding: var(--spacing-xs) 0;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-accent);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.nav__toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-text-inverse);
    transition: var(--transition-base);
}

@media (max-width: 767px) {
    .nav__menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--color-bg-dark);
        flex-direction: column;
        padding: var(--spacing-xl);
        transition: var(--transition-base);
        gap: var(--spacing-lg);
    }

    .nav__menu.active {
        left: 0;
    }

    .nav__toggle {
        display: flex;
    }

    .nav__toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

    .nav__toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav__toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
}

/* ============================================
   6. Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, #000000 100%);
    background-image: url('images/facade1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--color-text-inverse);
    text-align: center;
    padding-top: 70px;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.6) 0%, rgba(26, 26, 26, 0.8) 100%);
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: var(--spacing-2xl) var(--container-padding);
    animation: fadeInUp 1s ease;
}

.hero__title {
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-inverse);
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero__tagline {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero__cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
}

.hero__scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-inverse);
    font-size: 0.875rem;
    z-index: 1;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background-color: var(--color-accent);
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--color-accent);
    border-bottom: 2px solid var(--color-accent);
    transform: rotate(45deg);
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ============================================
   7. Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 16px 40px;
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
    cursor: pointer;
    text-align: center;
    border: 2px solid transparent;
}

.btn--primary {
    background-color: var(--color-accent);
    color: var(--color-primary);
    border-color: var(--color-accent);
}

.btn--primary:hover {
    background-color: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-text-inverse);
    border-color: var(--color-text-inverse);
}

.btn--secondary:hover {
    background-color: var(--color-text-inverse);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.btn--full {
    width: 100%;
}

/* ============================================
   8. Intro Section
   ============================================ */
.intro {
    background-color: var(--color-bg);
}

.intro__content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.intro__text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-light);
}

.intro__text p {
    margin-bottom: var(--spacing-md);
}

/* ============================================
   9. About Section
   ============================================ */
.about {
    background-color: var(--color-bg-dark);
    color: var(--color-text-inverse);
}

.about .section__title {
    color: var(--color-text-inverse);
}

.about .section__title::after {
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}

.about__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .about__content {
        grid-template-columns: 1fr 1fr;
    }
}

.about__description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.9);
}

.about__list {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
}

.about__list li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
}

.about__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

.about__mission {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-top: var(--spacing-lg);
}

.about__image {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.about__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.about__image:hover img {
    transform: scale(1.05);
}

/* ============================================
   10. Products Section
   ============================================ */
.products {
    background-color: var(--color-bg);
}

.products__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .products__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.product-card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.product-card__image {
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.product-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.product-card:hover .product-card__image img {
    transform: scale(1.1);
}

.product-card__content {
    padding: var(--spacing-lg);
}

.product-card__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-accent);
    padding-bottom: var(--spacing-sm);
    display: inline-block;
}

.product-card__list {
    list-style: none;
    padding: 0;
}

.product-card__list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--color-text-light);
}

.product-card__list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.products__note {
    text-align: center;
    font-style: italic;
    color: var(--color-text-light);
    margin-top: var(--spacing-xl);
    font-size: 1.125rem;
}

/* ============================================
   11. Why Choose Section
   ============================================ */
.why-choose {
    background-color: var(--color-bg-dark);
    color: var(--color-text-inverse);
}

.why-choose .section__title {
    color: var(--color-text-inverse);
}

.why-choose__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .why-choose__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .why-choose__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.why-choose__item {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    border: 1px solid rgba(212, 175, 55, 0.2);
    transition: var(--transition-base);
}

.why-choose__item:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--color-accent);
    transform: translateY(-5px);
}

.why-choose__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.why-choose__icon svg {
    width: 100%;
    height: 100%;
}

.why-choose__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-inverse);
}

.why-choose__text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ============================================
   12. Gallery Section
   ============================================ */
.gallery {
    background-color: var(--color-bg);
}

.gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.gallery__item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    aspect-ratio: 4 / 3;
    cursor: pointer;
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery__item:hover img {
    transform: scale(1.1);
}

.gallery__item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
    opacity: 0;
    transition: var(--transition-base);
}

.gallery__item:hover::after {
    opacity: 1;
}

/* ============================================
   13. Contact Section
   ============================================ */
.contact {
    background-color: var(--color-bg-dark);
    color: var(--color-text-inverse);
}

.contact .section__title {
    color: var(--color-text-inverse);
}

.contact__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-xl);
}

@media (min-width: 1024px) {
    .contact__content {
        grid-template-columns: 1fr 1.5fr;
    }
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact__item-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
}

.contact__item-text {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.contact__map {
    margin-top: var(--spacing-lg);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact__map iframe {
    width: 100%;
    border: none;
    display: block;
}

/* ============================================
   14. Forms
   ============================================ */
.contact__form {
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.form__group {
    margin-bottom: var(--spacing-lg);
}

.form__group--honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

.form__label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-inverse);
    font-weight: 500;
    font-size: 0.95rem;
}

.form__input,
.form__textarea {
    width: 100%;
    padding: 14px 16px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    color: var(--color-text-inverse);
    font-size: 1rem;
    transition: var(--transition-base);
}

.form__input:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.15);
}

.form__input::placeholder,
.form__textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form__textarea {
    resize: vertical;
    min-height: 120px;
}

.form__message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    text-align: center;
    display: none;
}

.form__message.success {
    display: block;
    background-color: rgba(34, 197, 94, 0.2);
    color: #86efac;
    border: 1px solid #86efac;
}

.form__message.error {
    display: block;
    background-color: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    border: 1px solid #fca5a5;
}

/* ============================================
   15. Footer
   ============================================ */
.footer {
    background-color: #000000;
    color: var(--color-text-inverse);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .footer__content {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.footer__subtitle {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-inverse);
}

.footer__text {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    font-size: 0.95rem;
}

.footer__links {
    list-style: none;
}

.footer__links li {
    margin-bottom: var(--spacing-xs);
}

.footer__link {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-base);
    font-size: 0.95rem;
}

.footer__link:hover {
    color: var(--color-accent);
    padding-left: var(--spacing-xs);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer__copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    margin: 0;
}

/* ============================================
   16. Animations & Scroll Effects
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   17. Utilities
   ============================================ */
.text-center {
    text-align: center;
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   18. Responsive Adjustments
   ============================================ */
@media (max-width: 767px) {
    :root {
        --section-padding-mobile: 48px;
        --container-padding: 16px;
    }

    .hero {
        background-attachment: scroll;
    }

    .hero__cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .gallery__grid {
        grid-template-columns: 1fr;
    }
}