:root {
    --primary-color: #000000;
    --primary-hover: #333333;
    --dark-color: #000000;
    --cta-color: #1E43F9;
    --cta-hover: #1533c7;
    --text-main: #333333;
    --text-muted: #666666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --font-family: 'Inter', sans-serif;
    --transition-speed: 0.3s;
    --border-radius: 8px;
    --container-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

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

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.text-blue { color: var(--primary-color) !important; }
.text-white { color: var(--white) !important; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted) !important; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.w-100 { width: 100%; }
.d-none { display: none !important; }
.opacity-80 { opacity: 0.8; }
.bg-light { background-color: var(--bg-light); }
.bg-white { background-color: var(--white); }
.shadow { box-shadow: 0 10px 30px rgba(0,0,0,0.08); }
.shadow-sm { box-shadow: 0 4px 15px rgba(0,0,0,0.05); }
.rounded { border-radius: var(--border-radius); }

/* Container & Layout */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 100px 0;
}

.section-header {
    max-width: 800px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: 2.5rem;
    letter-spacing: -1px;
}

.section-lead {
    font-size: 1.125rem;
    color: var(--text-muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-speed);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--cta-hover);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(30, 67, 249, 0.4);
}

.btn-outline {
    background-color: transparent;
    color: var(--cta-color);
    border-color: var(--cta-color);
}

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

.btn-light {
    background-color: var(--white);
    color: var(--cta-color);
}

.btn-light:hover {
    background-color: #f1f1f1;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.125rem;
}

.arrow {
    margin-left: 8px;
    transition: transform var(--transition-speed);
}

.btn:hover .arrow {
    transform: translateX(5px);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: background-color var(--transition-speed), box-shadow var(--transition-speed), padding var(--transition-speed);
    padding: 20px 0;
    background-color: transparent;
}

.header.scrolled {
    background-color: #000000 !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.5) !important;
    padding: 15px 0 !important;
}

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

.logo img {
    height: 80px;
    transition: filter var(--transition-speed);
    filter: brightness(0) invert(1);
}

.nav-list {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--white);
    font-weight: 500;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-speed);
}

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

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: all var(--transition-speed);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 900px;
    display: flex;
    align-items: center;
    color: var(--white);
    overflow: hidden;
    padding-top: 250px;
    padding-bottom: 250px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg .bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.05); /* Slight zoom for animation effect later if wanted */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.7) 100%);
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease forwards;
    opacity: 0;
}

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

.badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: rgba(255,255,255,0.2);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 20px;
    backdrop-filter: blur(5px);
}

.hero-title {
    font-size: 3.2rem;
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: -1.5px;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 40px;
    max-width: 600px;
    opacity: 0.8;
}

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

.manifesto-text p {
    font-size: 1.125rem;
    margin-bottom: 20px;
}

.manifesto-pillars {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.pillar-card {
    background: var(--white);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    border-left: 4px solid var(--primary-color);
}

.pillar-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

/* Locations */
.location-cards {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.location-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.location-card.reverse {
    /* For alternating layout on desktop */
}

.location-img-wrap {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.location-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.5s;
}

.location-card:hover .location-img {
    transform: scale(1.03);
}

.location-tag {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 16px;
    font-weight: 700;
    border-radius: 4px;
}

.check-list {
    margin-top: 20px;
}

.check-list li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 12px;
}

.check-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    width: 18px;
    height: 18px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="%23000000" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"></polyline></svg>');
    background-size: contain;
    background-repeat: no-repeat;
}

.check-list.positive li::before {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="%23000000" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"></polyline></svg>');
}

.check-list.negative li::before {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="%23dc3545" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><line x1="18" y1="6" x2="6" y2="18"></line><line x1="6" y1="6" x2="18" y2="18"></line></svg>');
}

/* Comparison Table */
.comparison-table-wrap {
    overflow-x: auto;
    margin-bottom: 40px;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.comparison-table th, .comparison-table td {
    padding: 20px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.comparison-table th {
    background-color: var(--dark-color);
    color: var(--white);
    font-size: 1.125rem;
}

.comparison-table th:first-child {
    background-color: #111111;
}

.highlight-col {
    width: 35%;
}

.status-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
}

.status-badge.construction { background: #fff3cd; color: #856404; }
.status-badge.ready { background: #d4edda; color: #155724; }
.badge-status {
    font-size: 1rem;
    vertical-align: middle;
    margin-left: 10px;
    background: #d4edda; color: #155724;
    padding: 4px 10px;
    border-radius: 20px;
}

.comparison-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* Project Details */
.project-header {
    margin-bottom: 40px;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 20px;
}

.project-brand {
    font-weight: 800;
    color: var(--text-muted);
    letter-spacing: 2px;
}

.project-name {
    font-size: 3rem;
    color: var(--primary-color);
    margin: 0;
}

.project-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.project-gallery .main-project-img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.gallery-thumbs {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.gallery-thumbs img {
    width: calc(50% - 7.5px);
    height: 120px;
    object-fit: cover;
    cursor: pointer;
    transition: opacity 0.3s;
}

.gallery-thumbs img:hover {
    opacity: 0.8;
}

.info-list li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.price-box {
    background-color: var(--bg-light);
    padding: 25px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

/* Why Vitacon */
.vitacon-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.vitacon-card {
    background: rgba(255,255,255,0.1);
    padding: 30px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
}

.vitacon-card h4 {
    color: var(--white);
    margin-bottom: 15px;
}

/* Process & Grid classes */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}
.col-md-6 { width: 50%; padding: 0 15px; }
.col-md-5 { width: 41.666%; padding: 0 15px; }
.col-md-7 { width: 58.333%; padding: 0 15px; }
.align-items-center { align-items: center; }
.h-100 { height: 100%; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 3rem; }

.content-box {
    padding: 40px;
    border-radius: var(--border-radius);
}

.audience-box {
    font-size: 1.125rem;
}
.audience-box .check-list li {
    padding-left: 36px;
    margin-bottom: 16px;
}
.audience-box .check-list li::before {
    width: 22px;
    height: 22px;
    top: 3px;
}

.process-timeline {
    margin-top: 30px;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--bg-light);
    z-index: 1;
}

.step {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    position: relative;
    z-index: 2;
}

.step-num {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

/* Event BH */
.event-banner {
    position: relative;
    overflow: hidden;
}

/* FAQ */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 20px 25px;
    background: none;
    border: none;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark-color);
    cursor: pointer;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform 0.3s;
}

.faq-item.active .faq-question::after {
    content: '-';
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    padding: 0 25px;
    background-color: var(--white);
}

.faq-item.active .faq-answer {
    max-height: 500px; /* arbitrary large value */
    padding: 0 25px 25px;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--text-main);
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 40px;
}

.footer-logo {
    max-height: 80px;
    width: auto;
}

.footer h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.125rem;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-contact p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 5px;
}

.footer-bottom {
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.875rem;
}

.legal-text {
    font-size: 0.75rem;
    margin-top: 10px;
}

.footer-legal-links a {
    color: rgba(255,255,255,0.7);
    margin: 0 5px;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-title { font-size: 3rem; }
    .manifesto-grid { grid-template-columns: 1fr; gap: 40px; }
    .location-card, .location-card.reverse { grid-template-columns: 1fr; }
    .location-card.reverse .location-img-wrap { grid-row: 1; }
    .project-grid { grid-template-columns: 1fr; }
    .vitacon-pillars { grid-template-columns: 1fr; }
    .col-md-6, .col-md-5, .col-md-7 { width: 100%; }
    .footer-top { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 768px) {
    .container {
        padding: 0 30px;
    }
    
    .header { padding: 15px 0; background-color: var(--dark-color); }
    .header.scrolled { padding: 15px 0; }
    .logo img { filter: brightness(0) invert(1) !important; }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--dark-color);
        transition: left 0.3s;
        padding: 40px 30px;
    }
    
    .nav-menu.active { left: 0; }
    
    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 20px;
        font-size: 1.2rem;
    }
    
    .nav-link {
        color: var(--white) !important;
    }
    
    .btn-nav { display: none; }
    .mobile-toggle { display: flex; }
    
    .hero-title { font-size: 3rem; line-height: 1.1; }
    .hero-subtitle { font-size: 1rem; margin-bottom: 20px; }
    .hero-description { font-size: 0.9rem; margin-bottom: 25px; }
    .section-title { font-size: 2rem; }
    .manifesto .section-header.text-center { text-align: left !important; }
    .hero-content { margin-top: 50px; text-align: left !important; }
    
    .comparison-table-wrap { font-size: 0.75rem; overflow-x: hidden; }
    .comparison-table th, .comparison-table td { padding: 8px 4px; }
    .comparison-table th { font-size: 0.8rem; }
    .highlight-col { width: 30%; }
}