/* ============================================
   PREMIUM CHAMPAGNE - Design #058
   A True Luxury Champagne Experience
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,500&family=Lato:wght@300;400;700&display=swap');

/* CSS Variables */
:root {
    --deep-gold: #b8860b;
    --champagne: #f7e7ce;
    --black: #0a0a0a;
    --rose-gold: #e8b4b8;
    --gold-light: #d4a84b;
    --gold-shimmer: #f0d78c;
    --cream: #faf8f3;
    --dark-champagne: #e8d5b5;
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Lato', sans-serif;
    --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-luxury: 0 20px 60px rgba(184, 134, 11, 0.15);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--black);
    color: var(--cream);
    line-height: 1.8;
    overflow-x: hidden;
    position: relative;
}

/* Velvet Texture Overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(184, 134, 11, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(232, 180, 184, 0.02) 0%, transparent 50%),
        url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 400;
    letter-spacing: 0.05em;
    line-height: 1.3;
}

h1 { font-size: clamp(3rem, 8vw, 6rem); }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }

p {
    font-weight: 300;
    color: var(--champagne);
    opacity: 0.9;
}

a {
    color: var(--deep-gold);
    text-decoration: none;
    transition: var(--transition-smooth);
}

a:hover {
    color: var(--gold-shimmer);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5%;
    position: relative;
    z-index: 2;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: linear-gradient(to bottom, rgba(10, 10, 10, 0.95), transparent);
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}

.nav.scrolled {
    background: rgba(10, 10, 10, 0.98);
    padding: 1rem 5%;
}

.nav__logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--deep-gold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.nav__links {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav__links a {
    color: var(--cream);
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    position: relative;
    padding: 0.5rem 0;
}

.nav__links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--deep-gold);
    transition: width 0.4s ease;
}

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

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
}

.nav__toggle span {
    width: 25px;
    height: 2px;
    background: var(--deep-gold);
    transition: var(--transition-smooth);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: 
        radial-gradient(ellipse at 50% 100%, rgba(184, 134, 11, 0.15) 0%, transparent 60%),
        var(--black);
}

/* Golden Light Refraction Effect */
.hero__light-refraction {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.hero__light-refraction::before,
.hero__light-refraction::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    filter: blur(80px);
    animation: lightFloat 8s ease-in-out infinite;
}

.hero__light-refraction::before {
    top: 10%;
    left: 10%;
    background: radial-gradient(circle, rgba(184, 134, 11, 0.3), transparent 70%);
    animation-delay: 0s;
}

.hero__light-refraction::after {
    bottom: 20%;
    right: 10%;
    background: radial-gradient(circle, rgba(232, 180, 184, 0.2), transparent 70%);
    animation-delay: -4s;
}

@keyframes lightFloat {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.5; }
    50% { transform: translate(50px, -30px) scale(1.1); opacity: 0.8; }
}

/* Champagne Bubbles Animation */
.bubbles-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.bubble {
    position: absolute;
    bottom: -100px;
    background: radial-gradient(circle at 30% 30%, var(--gold-shimmer), var(--deep-gold));
    border-radius: 50%;
    opacity: 0;
    animation: bubbleRise linear infinite;
}

@keyframes bubbleRise {
    0% {
        transform: translateY(0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 0.8;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100vh) scale(0.5);
        opacity: 0;
    }
}

/* Pour Animation */
.hero__glass {
    position: absolute;
    bottom: 10%;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 120px;
    overflow: hidden;
}

.hero__glass::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 0;
    background: linear-gradient(to top, var(--deep-gold), var(--gold-shimmer));
    border-radius: 2px;
    animation: pour 3s ease-out forwards;
    animation-delay: 1s;
}

@keyframes pour {
    0% { height: 0; }
    100% { height: 100px; }
}

.hero__content {
    position: relative;
    z-index: 10;
    padding: 2rem;
}

.hero__subtitle {
    font-family: var(--font-body);
    font-size: 0.9rem;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--deep-gold);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.5s;
}

.hero__title {
    color: var(--cream);
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.8s;
}

.hero__tagline {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--champagne);
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 1.2s;
}

.hero__cta {
    margin-top: 3rem;
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 1.5s;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 3rem;
    font-family: var(--font-body);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    border: 1px solid var(--deep-gold);
    background: transparent;
    color: var(--deep-gold);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--deep-gold);
    transition: left 0.4s ease;
    z-index: -1;
}

.btn:hover {
    color: var(--black);
}

.btn:hover::before {
    left: 0;
}

.btn--filled {
    background: var(--deep-gold);
    color: var(--black);
}

.btn--filled:hover {
    background: var(--gold-shimmer);
}

/* Sections */
.section {
    padding: 8rem 0;
    position: relative;
}

.section--dark {
    background: var(--black);
}

.section--gradient {
    background: 
        radial-gradient(ellipse at 50% 0%, rgba(184, 134, 11, 0.08) 0%, transparent 50%),
        var(--black);
}

.section__header {
    text-align: center;
    margin-bottom: 5rem;
}

.section__subtitle {
    font-size: 0.8rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--deep-gold);
    margin-bottom: 1rem;
}

.section__title {
    color: var(--cream);
    margin-bottom: 1.5rem;
}

.section__divider {
    width: 60px;
    height: 1px;
    background: var(--deep-gold);
    margin: 2rem auto;
}

/* About Section */
.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about__image {
    position: relative;
    aspect-ratio: 3/4;
    overflow: hidden;
}

.about__image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--deep-gold) 0%, var(--rose-gold) 100%);
    opacity: 0.15;
    z-index: 1;
}

.about__image-placeholder {
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(135deg, rgba(184, 134, 11, 0.1) 0%, rgba(232, 180, 184, 0.05) 100%),
        var(--dark-champagne);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about__image-placeholder svg {
    width: 100px;
    height: 100px;
    opacity: 0.3;
}

.about__content {
    padding: 2rem 0;
}

.about__text {
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.about__signature {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 1.5rem;
    color: var(--deep-gold);
    margin-top: 3rem;
}

/* Services */
.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background: rgba(247, 231, 206, 0.02);
    border: 1px solid rgba(184, 134, 11, 0.2);
    padding: 3rem 2rem;
    text-align: center;
    position: relative;
    transition: var(--transition-smooth);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--deep-gold), var(--rose-gold), var(--deep-gold));
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service-card:hover {
    background: rgba(184, 134, 11, 0.05);
    transform: translateY(-10px);
    box-shadow: var(--shadow-luxury);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    color: var(--deep-gold);
}

.service-card__title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--cream);
    margin-bottom: 1rem;
}

.service-card__text {
    font-size: 0.95rem;
    color: var(--champagne);
    opacity: 0.8;
}

/* Gallery */
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 300px);
    gap: 1rem;
}

.gallery__item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.gallery__item:nth-child(1) {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery__item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        linear-gradient(135deg, rgba(184, 134, 11, 0.2), rgba(232, 180, 184, 0.1)),
        var(--dark-champagne);
    z-index: 1;
    transition: var(--transition-smooth);
}

.gallery__item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0.4);
    z-index: 2;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

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

.gallery__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(to top, rgba(10, 10, 10, 0.9), transparent);
    z-index: 3;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.gallery__item:hover .gallery__overlay {
    transform: translateY(0);
}

.gallery__title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--cream);
    margin-bottom: 0.5rem;
}

.gallery__category {
    font-size: 0.8rem;
    color: var(--deep-gold);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Contact */
.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
}

.contact__info h3 {
    color: var(--cream);
    margin-bottom: 2rem;
}

.contact__item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact__icon {
    width: 40px;
    height: 40px;
    color: var(--deep-gold);
    flex-shrink: 0;
}

.contact__label {
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--deep-gold);
    margin-bottom: 0.3rem;
}

.contact__value {
    color: var(--cream);
    font-size: 1.1rem;
}

.contact__form {
    background: rgba(247, 231, 206, 0.02);
    border: 1px solid rgba(184, 134, 11, 0.2);
    padding: 3rem;
}

.form__group {
    margin-bottom: 1.5rem;
}

.form__label {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--champagne);
    margin-bottom: 0.5rem;
}

.form__input,
.form__textarea {
    width: 100%;
    padding: 1rem;
    background: transparent;
    border: 1px solid rgba(184, 134, 11, 0.3);
    color: var(--cream);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.form__input:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--deep-gold);
    box-shadow: 0 0 20px rgba(184, 134, 11, 0.1);
}

.form__textarea {
    min-height: 150px;
    resize: vertical;
}

.form__input::placeholder,
.form__textarea::placeholder {
    color: rgba(247, 231, 206, 0.4);
}

/* Docs Section */
.docs__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.doc-card {
    background: rgba(247, 231, 206, 0.02);
    border: 1px solid rgba(184, 134, 11, 0.2);
    padding: 2rem;
    display: flex;
    gap: 1.5rem;
    transition: var(--transition-smooth);
}

.doc-card:hover {
    border-color: var(--deep-gold);
    transform: translateX(10px);
}

.doc-card__icon {
    width: 50px;
    height: 50px;
    color: var(--deep-gold);
    flex-shrink: 0;
}

.doc-card__title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--cream);
    margin-bottom: 0.5rem;
}

.doc-card__text {
    font-size: 0.9rem;
    color: var(--champagne);
    opacity: 0.8;
}

.doc-card__link {
    display: inline-block;
    margin-top: 1rem;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Footer */
.footer {
    background: var(--black);
    border-top: 1px solid rgba(184, 134, 11, 0.2);
    padding: 5rem 0 2rem;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer__brand h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--deep-gold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.footer__brand p {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.footer__col h4 {
    font-family: var(--font-body);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--deep-gold);
    margin-bottom: 1.5rem;
}

.footer__links {
    list-style: none;
}

.footer__links li {
    margin-bottom: 0.8rem;
}

.footer__links a {
    color: var(--champagne);
    font-size: 0.9rem;
}

.footer__bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(184, 134, 11, 0.1);
}

.footer__copyright {
    font-size: 0.8rem;
    color: var(--champagne);
    opacity: 0.6;
}

/* Scroll to Top */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--deep-gold);
    color: var(--black);
    border: none;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--gold-shimmer);
    transform: translateY(-5px);
}

/* Animations on Scroll */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }

/* Responsive */
@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 250px);
    }
    
    .gallery__item:nth-child(1) {
        grid-column: span 2;
    }
    
    .footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav__links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--black);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: var(--transition-smooth);
    }
    
    .nav__links.active {
        right: 0;
    }
    
    .nav__toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav__toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .nav__toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav__toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .about__grid,
    .contact__grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .services__grid,
    .docs__grid {
        grid-template-columns: 1fr;
    }
    
    .gallery__grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
    
    .gallery__item {
        aspect-ratio: 4/3;
    }
    
    .gallery__item:nth-child(1) {
        grid-column: span 1;
        grid-row: span 1;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .section {
        padding: 5rem 0;
    }
}

/* Loading Animation */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.page-loader.loaded {
    opacity: 0;
    visibility: hidden;
}

.page-loader__content {
    text-align: center;
}

.page-loader__text {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--deep-gold);
    letter-spacing: 0.3em;
    animation: loaderPulse 1.5s ease infinite;
}

@keyframes loaderPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}