/* ==========================================================================
   CSS Variables & Reset
   ========================================================================== */
:root {
    /* Color Palette based on PDF */
    --clr-bg: #FAF9F6; /* Soft cream/off-white */
    --clr-bg-alt: #F0EFEB;
    --clr-primary: #A28C63; /* Elegant Gold/Brown */
    --clr-primary-dark: #8C764D;
    --clr-accent: #7C8B74; /* Olive Green / Sustainability */
    --clr-text-main: #2C2C2C; /* Dark Gray for high contrast but soft */
    --clr-text-light: #5A5A5A;
    --clr-white: #FFFFFF;
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--clr-text-main);
    background-color: var(--clr-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--clr-text-main);
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.bg-light {
    background-color: var(--clr-bg-alt);
}

.bg-dark {
    background-color: #242424;
    color: var(--clr-bg);
}

.bg-dark h2, .bg-dark h3 {
    color: var(--clr-bg);
}

.text-center { text-align: center; }
.mb-4 { margin-bottom: 2rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }
.pt-5 { padding-top: 3rem; }
.w-100 { width: 100%; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 14px 30px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    font-family: var(--font-body);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
}

.btn-primary {
    background-color: var(--clr-primary);
    color: var(--clr-white);
}

.btn-primary:hover {
    background-color: var(--clr-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(162, 140, 99, 0.2);
}

.btn-outline {
    background-color: transparent;
    color: var(--clr-white);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    background-color: var(--clr-white);
    color: var(--clr-text-main);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-smooth);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

#navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-smooth);
}

#navbar.scrolled .logo-img {
    height: 40px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a:not(.btn) {
    color: var(--clr-white);
    font-weight: 400;
    font-size: 0.95rem;
    position: relative;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--clr-primary);
    transition: var(--transition-smooth);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

#navbar.scrolled .nav-links a:not(.btn) {
    color: var(--clr-text-main);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--clr-white);
    cursor: pointer;
}

#navbar.scrolled .mobile-menu-btn {
    color: var(--clr-text-main);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--clr-white);
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    padding: 20px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    border-top: 1px solid rgba(0,0,0,0.05);
}

.mobile-menu a {
    color: var(--clr-text-main) !important;
    padding: 15px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-weight: 500;
}

.lang-switch {
    display: flex;
    gap: 10px;
    margin-left: 20px;
}

.lang-btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.3);
    color: var(--clr-white);
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.lang-btn:hover, .lang-btn.active {
    background: var(--clr-primary);
    border-color: var(--clr-primary);
    color: var(--clr-white);
}

#navbar.scrolled .lang-btn {
    border-color: rgba(0,0,0,0.2);
    color: var(--clr-text-main);
}

#navbar.scrolled .lang-btn:hover, #navbar.scrolled .lang-btn.active {
    background: var(--clr-primary);
    border-color: var(--clr-primary);
    color: var(--clr-white);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.2) 100%);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-text {
    max-width: 600px;
}

.hero-text h1 {
    font-size: 5rem;
    color: var(--clr-white);
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-text p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    gap: 20px;
}

.hero-location {
    position: absolute;
    bottom: 40px;
    right: 20px;
    color: var(--clr-white);
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255,255,255,0.1);
    padding: 10px 20px;
    border-radius: 30px;
    backdrop-filter: blur(5px);
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 3rem;
    margin-bottom: 30px;
    color: var(--clr-primary-dark);
}

.about-text .lead {
    font-size: 1.2rem;
    color: var(--clr-text-main);
    font-weight: 500;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--clr-text-light);
    margin-bottom: 15px;
}

.philosophy-box {
    background: var(--clr-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    border-left: 4px solid var(--clr-primary);
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--clr-text-main);
}

.check-list i {
    color: var(--clr-accent);
    width: 20px;
    height: 20px;
}

.quote-card {
    background: var(--clr-primary);
    color: var(--clr-white);
    padding: 60px 40px;
    border-radius: 8px;
    position: relative;
    box-shadow: 0 20px 40px rgba(162, 140, 99, 0.3);
}

.quote-icon {
    position: absolute;
    top: 30px;
    left: 30px;
    opacity: 0.2;
    width: 60px;
    height: 60px;
}

.quote-card blockquote {
    font-family: var(--font-heading);
    font-size: 2rem;
    line-height: 1.4;
    font-style: italic;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.quote-card cite {
    font-size: 1rem;
    font-weight: 300;
    opacity: 0.9;
}

/* ==========================================================================
   Advantages
   ========================================================================== */
.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-header p {
    color: var(--clr-text-light);
    max-width: 600px;
    margin: 0 auto 50px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.advantage-card {
    background: var(--clr-white);
    padding: 40px 30px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.02);
    border: 1px solid rgba(0,0,0,0.03);
    transition: var(--transition-smooth);
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.05);
}

.icon-wrapper {
    width: 70px;
    height: 70px;
    background: var(--clr-bg-alt);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--clr-primary);
    transition: var(--transition-smooth);
}

.advantage-card:hover .icon-wrapper {
    background: var(--clr-primary);
    color: var(--clr-white);
}

.advantage-card h3 {
    font-family: var(--font-body);
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.advantage-card p {
    color: var(--clr-text-light);
    font-size: 0.95rem;
}

/* ==========================================================================
   Categories
   ========================================================================== */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.category-card {
    background: var(--clr-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: var(--transition-smooth);
}

.category-card:hover {
    transform: translateY(-10px);
}

.category-img {
    height: 350px;
    overflow: hidden;
    position: relative;
}

.category-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.category-card:hover .category-img img {
    transform: scale(1.05);
}

.category-content {
    padding: 30px;
    text-align: center;
}

.category-content h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--clr-primary-dark);
}

.category-content p {
    color: var(--clr-text-light);
    font-size: 0.95rem;
}

/* ==========================================================================
   Workflow
   ========================================================================== */
.workflow-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
}

.step {
    text-align: center;
    position: relative;
    padding: 0 15px;
}

.step::after {
    content: '';
    position: absolute;
    top: 35px;
    right: -15px;
    width: 30px;
    height: 2px;
    background: var(--clr-primary);
    opacity: 0.3;
}

.step:last-child::after {
    display: none;
}

.step-number {
    width: 70px;
    height: 70px;
    background: var(--clr-primary);
    color: var(--clr-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 10px 20px rgba(162, 140, 99, 0.2);
}

.step h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.step ul {
    text-align: center;
}

.step li {
    font-size: 0.9rem;
    color: var(--clr-text-light);
    margin-bottom: 8px;
}

/* ==========================================================================
   Catalogs
   ========================================================================== */
.catalogs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.catalog-card {
    background: var(--clr-white);
    padding: 40px 30px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    border: 1px solid rgba(0,0,0,0.03);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.catalog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.catalog-icon {
    width: 60px;
    height: 60px;
    background: var(--clr-bg-alt);
    color: var(--clr-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.catalog-icon i {
    width: 28px;
    height: 28px;
}

.catalog-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--clr-primary-dark);
}

.catalog-card p {
    color: var(--clr-text-light);
    margin-bottom: 25px;
    flex-grow: 1;
}

.btn-outline-dark {
    background: transparent;
    color: var(--clr-text-main);
    border: 1px solid var(--clr-text-main);
    padding: 10px 20px;
    width: 100%;
}

.btn-outline-dark:hover {
    background: var(--clr-text-main);
    color: var(--clr-white);
}

/* ==========================================================================
   Brands & Certificates
   ========================================================================== */
.brands-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.brand-item h3 {
    font-family: var(--font-body);
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--clr-primary);
    letter-spacing: 1px;
}

.brand-item p {
    font-size: 0.9rem;
    opacity: 0.7;
}

.border-top {
    border-top: 1px solid rgba(255,255,255,0.1);
}

.cert-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

.cert-badge {
    padding: 10px 20px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    font-weight: 500;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.info-item i {
    color: var(--clr-primary);
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.info-item h4 {
    font-family: var(--font-body);
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.info-item p {
    color: var(--clr-text-light);
}

.glass-form {
    background: var(--clr-white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.glass-form h3 {
    margin-bottom: 25px;
    font-size: 1.8rem;
    color: var(--clr-primary-dark);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #E0E0E0;
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    background: var(--clr-bg-alt);
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--clr-primary);
    background: var(--clr-white);
    box-shadow: 0 0 0 3px rgba(162, 140, 99, 0.1);
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
    background: #1A1A1A;
    color: var(--clr-white);
    padding: 40px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-content p {
    opacity: 0.5;
    font-size: 0.9rem;
}

/* ==========================================================================
   Chatbot Widget
   ========================================================================== */
.chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    font-family: var(--font-body);
}

.chat-toggle {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    background: var(--clr-primary);
    color: var(--clr-white);
    border: none;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(162, 140, 99, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.chat-toggle:hover {
    transform: scale(1.05);
    background: var(--clr-primary-dark);
}

.chat-toggle i {
    width: 32px;
    height: 32px;
}

.chat-window {
    position: absolute;
    bottom: 85px;
    right: 0;
    width: 360px;
    height: 520px;
    background: var(--clr-white);
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
    display: none;
    flex-direction: column;
    overflow: hidden;
    transform-origin: bottom right;
}

.chat-window.active {
    display: flex;
    animation: scaleIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scaleIn {
    0% { transform: scale(0); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.chat-header {
    background: var(--clr-primary-dark);
    color: var(--clr-white);
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header-info {
    display: flex;
    flex-direction: column;
}

.chat-header-info strong {
    font-size: 1.1rem;
    font-family: var(--font-heading);
}

.chat-header-info span {
    font-size: 0.8rem;
    opacity: 0.8;
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 3px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #4cd137;
    border-radius: 50%;
    display: inline-block;
}

#chat-close {
    background: none;
    border: none;
    color: var(--clr-white);
    cursor: pointer;
    opacity: 0.8;
}

#chat-close:hover { opacity: 1; }

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: var(--clr-bg-alt);
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.message {
    display: flex;
    max-width: 85%;
}

.message.bot {
    align-self: flex-start;
}

.message.user {
    align-self: flex-end;
}

.msg-content {
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.message.bot .msg-content {
    background: var(--clr-white);
    color: var(--clr-text-main);
    border-bottom-left-radius: 4px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.message.user .msg-content {
    background: var(--clr-primary);
    color: var(--clr-white);
    border-bottom-right-radius: 4px;
    box-shadow: 0 2px 5px rgba(162, 140, 99, 0.2);
}

.chat-input-area {
    display: flex;
    padding: 15px;
    background: var(--clr-white);
    border-top: 1px solid rgba(0,0,0,0.05);
}

#chat-input {
    flex: 1;
    border: none;
    padding: 12px 15px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    background: var(--clr-bg-alt);
    border-radius: 25px;
    outline: none;
}

.chat-input-area button {
    background: none;
    border: none;
    color: var(--clr-primary);
    cursor: pointer;
    padding: 0 10px;
    margin-left: 5px;
    transition: var(--transition-smooth);
}

.chat-input-area button:hover {
    color: var(--clr-primary-dark);
    transform: scale(1.1);
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    gap: 5px;
    padding: 5px 0;
}

.typing-dot {
    width: 6px;
    height: 6px;
    background: var(--clr-primary);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out both;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
    0%, 80%, 100% { transform: scale(0); opacity: 0.5; }
    40% { transform: scale(1); opacity: 1; }
}

/* ==========================================================================
   Animations
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    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; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-text h1 { font-size: 4rem; }
    .workflow-steps { grid-template-columns: repeat(2, 1fr); gap: 40px; }
    .step::after { display: none; }
    .brands-grid { grid-template-columns: repeat(2, 1fr); }
    .catalogs-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .lang-switch { margin-right: 20px; margin-left: auto; }
    .mobile-menu-btn { display: block; }
    
    .hero-text h1 { font-size: 3rem; }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .category-grid, .catalogs-grid {
        grid-template-columns: 1fr;
    }

    
    .workflow-steps {
        grid-template-columns: 1fr;
    }
    
    .brands-grid {
        grid-template-columns: 1fr;
    }
}