/* Variables & Reset */
:root {
    --primary-color: #0F172A;
    /* Deep Navy Blue */
    --accent-color: #CCA43B;
    /* Muted Gold */
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --bg-white: #FFFFFF;
    --bg-gray: #F8FAFC;
    --bg-dark: #0F172A;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
    --radius: 8px;
}

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

html {
    scroll-behavior: smooth;
}

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

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.bg-gray {
    background-color: var(--bg-gray);
}

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

.text-white {
    color: white;
}

.text-accent {
    color: var(--accent-color);
}

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

.mb-4 {
    margin-bottom: 40px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 1rem;
    letter-spacing: 0.5px;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-color);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 15px 0;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

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

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

.lang-btn {
    background: none;
    border: none;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
}

.lang-btn.active {
    color: var(--primary-color);
}

.separator {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

/* Hero */
.hero {
    padding-top: 180px;
    padding-bottom: 120px;
    min-height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: 5rem;
    margin-bottom: 32px;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.1;
}

.hero-title span.highlight {
    color: transparent;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    display: inline-block;
}

.hero-title span {
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin: 0 auto 48px auto;
    max-width: 700px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.hero-bg {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60%;
    height: 120%;
    background: linear-gradient(135deg, rgba(204, 164, 59, 0.05) 0%, rgba(15, 23, 42, 0.05) 100%);
    border-radius: 50%;
    z-index: 1;
    filter: blur(80px);
}

/* Section Common */
.section-header {
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.divider {
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
    margin: 0 0 24px 0;
}

.text-center .divider {
    margin: 0 auto 24px auto;
}

/* Consulting Grid */
.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.card {
    background: var(--bg-white);
    padding: 32px;
    border-radius: var(--radius);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(204, 164, 59, 0.2);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 24px;
    color: var(--accent-color);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

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

/* Distribution Grid */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.product-card {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    border-top: 4px solid transparent;
    overflow: hidden;
}

.product-img {
    width: 100%;
    height: 200px;
    object-fit: contain;
    background-color: var(--bg-gray);
    border-radius: var(--radius);
    margin-bottom: 20px;
}

.product-card:hover {
    border-top-color: var(--accent-color);
}

.feature-list {
    margin-top: 16px;
}

.feature-list li {
    position: relative;
    padding-left: 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.feature-list li::before {
    content: '•';
    color: var(--accent-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Contact */
.contact-grid {
    align-items: flex-start;
}

.contact-info .label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.6;
    margin-bottom: 4px;
}

.contact-info .value {
    font-size: 1.1rem;
    margin-bottom: 24px;
    display: block;
}

.footer {
    padding: 32px 0;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-title {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--bg-white);
        flex-direction: column;
        padding: 32px;
        gap: 24px;
        transform: translateY(-150%);
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }

    .nav-links.active {
        transform: translateY(0);
    }

    .grid-2,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 120px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

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

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
}

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

.delay-1 {
    animation-delay: 0.2s;
    transition-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
    transition-delay: 0.4s;
}

.delay-3 {
    animation-delay: 0.6s;
    transition-delay: 0.6s;
}