/* ========================================
   3G Velarias - Residential Version
   Premium Light Theme with Red Accents
   ======================================== */

/* CSS Variables */
:root {
    /* Colors - LIGHT THEME */
    --color-primary: #C41E3A;
    --color-primary-dark: #a01830;
    --color-primary-light: #e63350;

    --color-bg-light: #ffffff;
    --color-bg-soft: #f8f8f8;
    --color-bg-muted: #f0f0f0;
    --color-bg-card: #ffffff;

    --color-text-primary: #1a1a1a;
    --color-text-secondary: #5a5a5a;
    --color-text-muted: #888888;

    --color-border: rgba(0, 0, 0, 0.08);
    --color-glass: rgba(255, 255, 255, 0.9);
    --color-shadow: rgba(0, 0, 0, 0.08);

    /* Typography */
    --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 24px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50px;
}

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

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

body {
    font-family: var(--font-family);
    background-color: var(--color-bg-light);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    animation: fadeIn 1.2s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Page Transition Overlay */
.page-transition {
    position: fixed;
    top: 0;
    left: 50%;
    width: 50px;
    height: 50px;
    margin-left: -25px;
    margin-top: -25px;
    border-radius: 50%;
    z-index: 9999;
    pointer-events: none;
    transform: scale(0);
    will-change: transform;
}

.page-transition.active {
    animation: circleExpand 1.5s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

@keyframes circleExpand {
    0% {
        transform: scale(0);
    }

    100% {
        transform: scale(100);
    }
}

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

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

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

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* ========================================
   HEADER
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-medium);
    animation: slideDown 1s ease forwards;
}

@keyframes slideDown {
    0% {
        transform: translateY(-100%);
        opacity: 0;
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.header.scrolled {
    background: var(--color-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 30px var(--color-shadow);
}

.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.logo-img {
    height: 45px;
    width: auto;
}

.logo-3g {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo-text {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--color-text-secondary);
}

/* Version Toggle */
.version-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--color-bg-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition-medium);
    margin-left: 16px;
}

.version-toggle:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
}

.version-toggle svg {
    flex-shrink: 0;
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

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

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

.nav-link:hover {
    color: var(--color-text-primary);
}

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

.nav-cta {
    background: var(--color-primary);
    color: #ffffff !important;
    padding: 10px 24px;
    border-radius: var(--radius-full);
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition-fast);
}

/* ========================================
   HERO SECTION - LIGHT THEME
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-soft) 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #fff 0%, #f5f5f5 50%, #fff 100%);
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(196, 30, 58, 0.08) 0%, transparent 70%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {

    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

#hero-particles {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1100px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-block;
    background: rgba(196, 30, 58, 0.1);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary);
    border: 1px solid rgba(196, 30, 58, 0.2);
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title {
    font-size: clamp(2.5rem, 5.5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--color-text-primary);
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.hero-title .highlight {
    display: block;
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

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

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

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 48px;
    padding-top: 40px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    margin-top: 40px;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
    justify-content: center;
}

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

.hero-stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1;
    margin-bottom: 5px;
}

.hero-stat-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    animation: fadeInUp 0.8s ease 0.5s forwards;
    opacity: 0;
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-text-muted);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 2px;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {

    0%,
    100% {
        top: 8px;
        opacity: 1;
    }

    50% {
        top: 20px;
        opacity: 0.5;
    }
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: var(--transition-medium);
}

.btn-primary {
    background: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(196, 30, 58, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(196, 30, 58, 0.4);
}

.btn-secondary {
    background: var(--color-bg-card);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    box-shadow: 0 2px 10px var(--color-shadow);
}

.btn-secondary:hover {
    background: var(--color-bg-soft);
    border-color: var(--color-primary);
}

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

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

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
    color: var(--color-text-primary);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   SERVICES SECTION - LIGHT WITH VIDEO BG
   ======================================== */
.services {
    padding: var(--section-padding);
    background: var(--color-bg-soft);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    border: 1px solid var(--color-border);
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px var(--color-shadow);
    aspect-ratio: 1 / 1;
    display: flex;
    flex-direction: column;
}

/* Video Background */
.service-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 1;
    z-index: 0;
    transition: opacity 0.5s ease;
}

/* Dark Overlay - appears on hover */
.service-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.6) 100%);
    opacity: 1;
    transition: opacity 0.5s ease;
    z-index: 1;
}

.service-card:hover .service-overlay {
    opacity: 1;
}

/* Ensure content stays on top */
.service-content {
    position: relative;
    z-index: 2;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: var(--transition-medium);
    z-index: 3;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

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

.service-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: #ffffff;
    transition: var(--transition-medium);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--color-text-primary);
    transition: var(--transition-medium);
}

.service-desc {
    color: var(--color-text-secondary);
    font-size: 1rem;
    margin-bottom: 20px;
    line-height: 1.7;
    transition: var(--transition-medium);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 600;
    transition: var(--transition-medium);
}

.service-link:hover {
    gap: 12px;
}

/* ========================================
   PROJECTS SECTION - LIGHT
   ======================================== */
.projects {
    padding: var(--section-padding);
    background: var(--color-bg-light);
}

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

.project-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/3;
    box-shadow: 0 8px 30px var(--color-shadow);
}

.project-card--large {
    grid-column: span 2;
    grid-row: span 2;
    aspect-ratio: auto;
}

.project-image {
    position: absolute;
    inset: 0;
}

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

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-medium);
}

.project-card:hover .project-info {
    transform: translateY(0);
    opacity: 1;
}

.project-category {
    display: inline-block;
    background: var(--color-primary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    margin-bottom: 8px;
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: #ffffff;
}

.project-location {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

.projects-cta {
    text-align: center;
    margin-top: 48px;
}

/* Project Filters */
.project-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    font-size: 0.95rem;
    font-weight: 500;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-full);
    background: var(--color-bg-card);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition-medium);
}

.filter-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.filter-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
}

/* Hidden Project Cards */
.project-card.hidden {
    display: none;
}

.project-card.filtered-out {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

/* Load More Button */
.load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.load-more-btn.hidden {
    display: none;
}

/* ========================================
   ABOUT SECTION - LIGHT
   ======================================== */
.about {
    padding: var(--section-padding);
    background: var(--color-bg-soft);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content .section-tag {
    text-align: left;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.about-text {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 40px;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

.stat {
    text-align: left;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-text-secondary);
}

.feature svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: var(--radius-lg);
    width: 100%;
    height: 600px;
    object-fit: cover;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.about-badge {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background: var(--color-primary);
    padding: 24px 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: 0 20px 40px rgba(196, 30, 58, 0.4);
    color: #ffffff;
}

.badge-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
}

.badge-text {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* ========================================
   CONTACT SECTION - LIGHT
   ======================================== */
.contact {
    padding: var(--section-padding);
    background: var(--color-bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info .section-tag,
.contact-info .section-title {
    text-align: left;
}

.contact-text {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    margin-bottom: 40px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--color-bg-soft);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: var(--transition-medium);
}

.contact-method:hover {
    border-color: var(--color-primary);
    transform: translateX(8px);
    box-shadow: 0 8px 20px var(--color-shadow);
}

.method-icon {
    width: 56px;
    height: 56px;
    background: var(--color-bg-muted);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.method-icon--whatsapp {
    background: #25D366;
    color: white;
}

.method-label {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 4px;
}

.method-value {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

/* Contact Form - Light */
.contact-form {
    background: var(--color-bg-soft);
    padding: 48px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: 0 10px 40px var(--color-shadow);
}

.form-group {
    margin-bottom: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--color-text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.15);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23888888' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 48px;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ========================================
   FOOTER - LIGHT
   ======================================== */
.footer {
    background: var(--color-bg-muted);
    padding: 80px 0 32px;
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-desc {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--color-text-primary);
}

.footer-links a {
    display: block;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    padding: 6px 0;
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-contact p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    padding: 4px 0;
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* ========================================
   WHATSAPP FLOAT
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition-medium);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

/* ========================================
   ANIMATIONS
   ======================================== */
[data-aos="fade-up"] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-right"] {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-right"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

[data-aos="fade-left"] {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-left"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

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

    .project-card--large {
        grid-column: span 2;
        grid-row: span 1;
        aspect-ratio: 16/9;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-image {
        order: -1;
    }

    .about-image img {
        height: 400px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px 0;
    }

    .nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-bg-light);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        transform: translateX(100%);
        transition: var(--transition-medium);
    }

    .nav.active {
        transform: translateX(0);
    }

    .nav-link {
        font-size: 1.5rem;
    }

    .nav-cta {
        font-size: 1rem;
    }

    .menu-toggle {
        display: flex;
        z-index: 1001;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-scroll {
        display: none;
    }

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

    .project-card--large {
        grid-column: span 1;
    }

    .about-stats {
        flex-wrap: wrap;
        gap: 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 32px 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    /* Header Mobile Adjustments */
    .header {
        padding: 12px 0;
    }

    .logo-3g {
        font-size: 1.8rem;
    }

    .logo-text {
        display: none;
    }

    .version-toggle span {
        display: none;
    }

    .version-toggle {
        padding: 8px;
        margin-left: 8px;
    }

    /* Hero Mobile Adjustments */
    .hero-content {
        padding-top: 80px;
        /* Prevent header overlap */
    }

    .hero-cta {
        flex-direction: column;
        gap: 12px;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .about-badge {
        position: relative;
        bottom: auto;
        left: auto;
        margin-top: 24px;
    }
}

/* ========================================
   PROJECT MODAL / LIGHTBOX
   ======================================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 1000px;
    max-height: 90vh;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4);
    transform: scale(0.9) translateY(20px);
    transition: var(--transition-medium);
}

.modal.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    z-index: 10;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-primary);
    transform: rotate(90deg);
}

.modal-image {
    position: relative;
    overflow: hidden;
}

.modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 400px;
}

.modal-details {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.modal-category {
    display: inline-block;
    background: var(--color-primary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    width: fit-content;
}

.modal-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--color-text-primary);
}

.modal-description {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

.modal-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.modal-meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.modal-meta-item svg {
    color: var(--color-primary);
}

.modal-cta {
    margin-top: auto;
}

/* Gallery Navigation Controls */
.modal-gallery {
    position: relative;
    overflow: hidden;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.modal-gallery img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    min-height: 400px;
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: var(--transition-medium);
    z-index: 10;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.gallery-nav:hover {
    background: var(--color-primary);
    color: #ffffff;
    transform: translateY(-50%) scale(1.1);
}

.gallery-prev {
    left: 16px;
}

.gallery-next {
    right: 16px;
}

.gallery-dots {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.gallery-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
    padding: 0;
}

.gallery-dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

.gallery-dot.active {
    background: var(--color-primary);
    width: 24px;
    border-radius: 5px;
}

/* Modal Responsive */
@media (max-width: 768px) {
    .modal-content {
        grid-template-columns: 1fr;
        max-height: 95vh;
        overflow-y: auto;
    }

    .modal-gallery {
        max-height: 250px;
        min-height: 250px;
    }

    .modal-gallery img {
        min-height: 250px;
    }

    .modal-image {
        max-height: 250px;
    }

    .modal-image img {
        min-height: 250px;
    }

    .modal-details {
        padding: 24px;
    }

    .modal-title {
        font-size: 1.5rem;
    }

    .modal-meta {
        gap: 16px;
    }

    .gallery-nav {
        width: 40px;
        height: 40px;
    }

    .gallery-prev {
        left: 8px;
    }

    .gallery-next {
        right: 8px;
    }

    .gallery-dots {
        bottom: 8px;
    }
}

/* Utility for muted background (matches footer) */
.bg-muted {
    background-color: var(--color-bg-muted);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 120px 0;
}

/* ========================================
   MAP & HERO STYLES
   ======================================== */
.coverage-map {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: #090909;
    /* Fallback */
}

/* Ensure Leaflet doesn't block hero content interactions */
.leaflet-container {
    background: #090909;
    font-family: 'Outfit', sans-serif;
}

/* Custom Marker */
.custom-map-marker {
    color: var(--color-primary);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.custom-map-marker:hover {
    transform: scale(1.2) translateY(-5px);
    color: #ff4757;
    z-index: 1000 !important;
}

/* Custom Popup */
.custom-leaflet-popup .leaflet-popup-content-wrapper {
    background: rgba(255, 255, 255, 0.95);
    color: #1a1a1a;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 12px;
    padding: 0;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
}

.custom-leaflet-popup .leaflet-popup-tip {
    background: rgba(255, 255, 255, 0.95);
}

.custom-leaflet-popup .leaflet-popup-content {
    margin: 0;
    width: 240px !important;
}

.map-popup-image {
    height: 120px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.map-popup-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, rgba(255, 255, 255, 1), transparent);
}

.map-popup-info {
    padding: 12px 16px;
}

.map-popup-info h4 {
    margin: 0 0 4px 0;
    font-size: 1rem;
    font-weight: 600;
    color: #1a1a1a;
}

.map-popup-info p {
    margin: 0;
    font-size: 0.8rem;
    color: #5a5a5a;
}

/* Hide default leaflet controls if desired, or style them */
.leaflet-control-attribution {
    font-size: 8px;
    opacity: 0.5;
}