/* ==========================================================================
   Aura Pools - Luxury Pool Construction Website
   CSS Stylesheet
   ========================================================================== */

/* --- Variables --- */
:root {
    /* Color Palette */
    --clr-black: #0a0a0a;
    --clr-dark-bg: #121212;
    --clr-navy: #0A192F;
    --clr-navy-light: #112240;
    --clr-aqua: #00E5FF;
    --clr-aqua-dark: #00B3CC;
    --clr-white: #FFFFFF;
    --clr-text-light: #E0E0E0;
    --clr-text-muted: #8892B0;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Effects */
    --transition-fast: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --glass-bg: rgba(10, 25, 47, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --blur: backdrop-filter: blur(12px);
    
    /* Layout */
    --container-width: 1200px;
    --section-padding: 100px 0;
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

/* --- Preloader --- */
.no-scroll {
    overflow: hidden !important;
}

#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--clr-dark-bg);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

#preloader.preloader-hidden {
    opacity: 0;
    visibility: hidden;
}

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

.preloader-logo {
    font-size: 3rem;
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeInScale 1s ease 0.2s forwards;
}

.loader-line {
    width: 0;
    height: 2px;
    background-color: var(--clr-aqua);
    margin: 0 auto;
    animation: loadLine 1.5s ease-in-out forwards;
}

@keyframes fadeInScale {
    0% { opacity: 0; transform: scale(0.95); }
    100% { opacity: 1; transform: scale(1); }
}

@keyframes loadLine {
    0% { width: 0; }
    50% { width: 100px; }
    100% { width: 100px; opacity: 0; }
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-fast);
    border: none;
    outline: none;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background-color: var(--clr-aqua-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 229, 255, 0.2);
}

.btn-secondary {
    background-color: var(--clr-navy-light);
    color: var(--clr-white);
    border: 1px solid var(--clr-aqua);
}

.btn-secondary:hover {
    background-color: var(--clr-aqua);
    color: var(--clr-black);
}

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

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

.btn-whatsapp {
    background-color: #25D366;
    color: var(--clr-white);
}

.btn-whatsapp:hover {
    background-color: #128C7E;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.2);
}

.btn-block {
    display: block;
    width: 100%;
}

/* --- Typography Utilities --- */
.section-subtitle {
    color: var(--clr-aqua);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--clr-aqua);
    margin-top: 15px;
}

.text-center .section-title::after {
    margin-left: auto;
    margin-right: auto;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-fast);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 15px 0;
    box-shadow: var(--glass-shadow);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--clr-white);
}

.logo span {
    color: var(--clr-aqua);
}

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

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--clr-aqua);
    transition: var(--transition-fast);
}

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

.nav-links a:hover {
    color: var(--clr-white);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--clr-white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: rgba(10, 25, 47, 0.98);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: var(--transition-slow);
}

.mobile-menu.active {
    right: 0;
}

.close-menu {
    position: absolute;
    top: 30px;
    right: 30px;
    background: transparent;
    border: none;
    color: var(--clr-white);
    font-size: 2rem;
    cursor: pointer;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 30px;
    text-align: center;
}

.mobile-nav-links a {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--clr-white);
}

/* --- Hero Section --- */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    z-index: 1;
}

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

.hero-bg {
    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(10, 25, 47, 0.9) 0%, rgba(10, 25, 47, 0.4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: var(--clr-text-light);
    max-width: 600px;
}

.hero-ctas {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* --- Social Proof Bar --- */
.social-proof {
    background-color: var(--clr-navy);
    padding: 40px 0;
    border-bottom: 1px solid var(--glass-border);
}

.proof-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    text-align: center;
}

.proof-item {
    padding: 20px;
    border-right: 1px solid rgba(255,255,255,0.1);
}

.proof-item:last-child {
    border-right: none;
}

.proof-item h3 {
    font-size: 2.5rem;
    color: var(--clr-aqua);
    display: inline-block;
}

.proof-item span {
    font-size: 2rem;
    color: var(--clr-aqua);
    font-weight: 700;
}

.proof-item i {
    font-size: 2rem;
    color: var(--clr-aqua);
    margin-bottom: 15px;
}

.proof-item p {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--clr-text-light);
    margin-top: 10px;
}

.stars i {
    color: #FFD700;
    font-size: 1.2rem;
    margin: 0 2px;
}

/* --- About Section --- */
.about {
    padding: var(--section-padding);
    background-color: var(--clr-dark-bg);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
}

.about-image img {
    border-radius: 8px;
    transition: transform var(--transition-slow);
}

.about-image:hover img {
    transform: scale(1.05);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--glass-shadow);
}

.experience-badge .years {
    display: block;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--clr-aqua);
    line-height: 1;
}

.experience-badge .text {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-content p {
    margin-bottom: 30px;
    font-size: 1.1rem;
    color: var(--clr-text-muted);
}

.about-features {
    margin-bottom: 40px;
}

.about-features li {
    margin-bottom: 15px;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
}

.about-features i {
    color: var(--clr-aqua);
    margin-right: 15px;
    font-size: 1.2rem;
}

/* --- Services Section --- */
.services {
    padding: var(--section-padding);
    background-color: var(--clr-navy);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: rgba(17, 34, 64, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 40px 30px;
    border-radius: 8px;
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,229,255,0.1) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition-fast);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 229, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

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

.service-card i {
    font-size: 2.5rem;
    color: var(--clr-aqua);
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.service-card p {
    color: var(--clr-text-muted);
    position: relative;
    z-index: 1;
}

/* --- Featured Projects --- */
.projects {
    padding: var(--section-padding);
    background-color: var(--clr-dark-bg);
}

.project-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--clr-text-muted);
    color: var(--clr-text-light);
    padding: 8px 24px;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-heading);
    transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--clr-aqua);
    border-color: var(--clr-aqua);
    color: var(--clr-black);
}

.project-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 60px;
}

.project-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
}

.project-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px 20px 20px;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, transparent 100%);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-fast);
}

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

.project-info h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.project-info p {
    color: var(--clr-aqua);
    font-size: 0.9rem;
}

/* Before/After Slider */
.before-after-section {
    margin-top: 80px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.ba-slider {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    border-radius: 8px;
}

.ba-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.ba-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ba-before {
    width: 50%; /* Initial split */
    z-index: 2;
    border-right: 2px solid var(--clr-white);
}

.ba-label {
    position: absolute;
    bottom: 20px;
    padding: 5px 15px;
    background: rgba(0,0,0,0.6);
    color: white;
    border-radius: 4px;
    font-size: 0.9rem;
    z-index: 3;
}

.ba-before .ba-label { left: 20px; }
.ba-after .ba-label { right: 20px; }

.ba-slider-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background: var(--clr-aqua);
    z-index: 3;
    transform: translateX(-50%);
    cursor: ew-resize;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ba-slider-arrow {
    width: 40px;
    height: 40px;
    background: var(--clr-aqua);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-black);
    position: absolute;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
}

/* --- Why Choose Us --- */
.why-us {
    padding: var(--section-padding);
    background-color: var(--clr-navy-light);
}

.why-us-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.features-list {
    margin-top: 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.feature-item {
    display: flex;
    gap: 15px;
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 229, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-aqua);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-text h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.feature-text p {
    font-size: 0.9rem;
    color: var(--clr-text-muted);
}

.why-us-image img {
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

/* --- Process Section --- */
.process {
    padding: var(--section-padding);
    background-color: var(--clr-dark-bg);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
    position: relative;
}

.process-step {
    background: var(--clr-navy);
    padding: 40px 30px;
    border-radius: 8px;
    position: relative;
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition-fast);
}

.process-step:hover {
    transform: translateY(-5px);
    border-color: var(--clr-aqua);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 30px;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: rgba(0, 229, 255, 0.2);
    line-height: 1;
}

.process-step h3 {
    margin-top: 10px;
    margin-bottom: 15px;
    color: var(--clr-aqua);
}

.process-step p {
    color: var(--clr-text-muted);
}

/* --- Testimonials --- */
.testimonials {
    padding: var(--section-padding);
    background: linear-gradient(rgba(10, 25, 47, 0.9), rgba(10, 25, 47, 0.9)), url('https://images.unsplash.com/photo-1572364769167-198dcb7b520c?auto=format&fit=crop&q=80&w=2000') center/cover;
}

.testimonial-carousel {
    max-width: 800px;
    margin: 50px auto 0;
    position: relative;
    overflow: hidden;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: 100%;
    padding: 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    text-align: center;
}

.quote-icon {
    font-size: 2rem;
    color: var(--clr-aqua);
    margin-bottom: 20px;
    opacity: 0.5;
}

.quote-text {
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: 30px;
    line-height: 1.8;
}

.client-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.client-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--clr-aqua);
}

.client-info h4 {
    font-size: 1.1rem;
    margin-bottom: 2px;
}

.client-info span {
    font-size: 0.9rem;
    color: var(--clr-aqua);
}

.carousel-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.carousel-btn {
    background: transparent;
    border: 1px solid var(--clr-white);
    color: var(--clr-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast);
}

.carousel-btn:hover {
    background: var(--clr-aqua);
    border-color: var(--clr-aqua);
    color: var(--clr-black);
}

/* --- FAQ Section --- */
.faq {
    padding: var(--section-padding);
    background-color: var(--clr-navy-light);
}

.faq-container {
    max-width: 800px;
    margin: 50px auto 0;
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    background: var(--clr-navy);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 20px;
    background: transparent;
    border: none;
    color: var(--clr-white);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question i {
    color: var(--clr-aqua);
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-answer p {
    padding: 0 20px 20px;
    color: var(--clr-text-muted);
}

/* --- Contact & Lead Gen --- */
.contact {
    padding: var(--section-padding);
    background-color: var(--clr-dark-bg);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.info-items {
    margin-top: 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.info-item {
    display: flex;
    gap: 15px;
}

.info-item i {
    color: var(--clr-aqua);
    font-size: 1.5rem;
    margin-top: 5px;
}

.info-item h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.info-item p {
    color: var(--clr-text-muted);
    font-size: 0.9rem;
}

.glass-form {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--glass-shadow);
}

.glass-form h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--clr-aqua);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--clr-text-light);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    color: var(--clr-white);
    font-family: var(--font-body);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--clr-aqua);
    background: rgba(255,255,255,0.1);
}

/* --- Footer --- */
.footer {
    background-color: #050d1a;
    padding-top: 80px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--clr-text-muted);
    margin: 20px 0;
    max-width: 300px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--clr-white);
}

.social-links a:hover {
    background: var(--clr-aqua);
    color: var(--clr-black);
}

.footer-links h4,
.footer-business h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4::after,
.footer-business h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--clr-aqua);
}

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

.footer-links ul li a {
    color: var(--clr-text-muted);
}

.footer-links ul li a:hover {
    color: var(--clr-aqua);
    padding-left: 5px;
}

.footer-business p {
    color: var(--clr-text-muted);
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.footer-bottom {
    background-color: #030811;
    padding: 20px 0;
}

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

.footer-bottom p {
    color: var(--clr-text-muted);
    font-size: 0.9rem;
}

.footer-legal a {
    color: var(--clr-text-muted);
    font-size: 0.9rem;
    margin-left: 20px;
}

.footer-legal a:hover {
    color: var(--clr-aqua);
}

/* --- Floating Widgets --- */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition-fast);
}

.floating-whatsapp:hover {
    transform: scale(1.1);
}

/* AI Assistant */
.ai-widget-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.ai-toggle-btn {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--clr-aqua) 0%, var(--clr-aqua-dark) 100%);
    color: var(--clr-black);
    border: none;
    border-radius: 50%;
    font-size: 1.8rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 229, 255, 0.4);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-toggle-btn:hover {
    transform: scale(1.1);
}

.ai-chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    background: var(--clr-navy);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: var(--glass-shadow);
    overflow: hidden;
    display: none; /* Hidden by default */
    flex-direction: column;
}

.ai-chat-window.active {
    display: flex;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.ai-header {
    background: var(--clr-navy-light);
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.ai-header h4 {
    font-size: 1.1rem;
    margin: 0;
}

.ai-header span {
    font-size: 0.8rem;
    color: #4CAF50;
    display: flex;
    align-items: center;
    gap: 5px;
}

.ai-header span::before {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    background-color: #4CAF50;
    border-radius: 50%;
}

.ai-close-btn {
    background: transparent;
    border: none;
    color: var(--clr-text-muted);
    cursor: pointer;
    font-size: 1.2rem;
}

.ai-messages {
    height: 300px;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.message {
    max-width: 85%;
    padding: 12px 15px;
    border-radius: 12px;
    font-size: 0.9rem;
    line-height: 1.4;
}

.ai-msg {
    background: rgba(255,255,255,0.05);
    color: var(--clr-text-light);
    align-self: flex-start;
    border-bottom-left-radius: 2px;
}

.user-msg {
    background: rgba(0, 229, 255, 0.1);
    color: var(--clr-white);
    border: 1px solid rgba(0, 229, 255, 0.2);
    align-self: flex-end;
    border-bottom-right-radius: 2px;
}

.ai-input {
    display: flex;
    padding: 15px;
    background: var(--clr-navy-light);
    border-top: 1px solid rgba(255,255,255,0.05);
}

.ai-input input {
    flex: 1;
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 10px 15px;
    border-radius: 20px;
    color: white;
    outline: none;
}

.ai-input input:focus {
    border-color: var(--clr-aqua);
}

.ai-input button {
    background: transparent;
    border: none;
    color: var(--clr-aqua);
    font-size: 1.2rem;
    margin-left: 10px;
    cursor: pointer;
    padding: 0 10px;
}

/* --- Animations & Utilities --- */
.reveal-up, .reveal-left, .reveal-right {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up { transform: translateY(50px); }
.reveal-left { transform: translateX(-50px); }
.reveal-right { transform: translateX(50px); }

.reveal-up.active, .reveal-left.active, .reveal-right.active {
    opacity: 1;
    transform: translate(0, 0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* Hero entry animations */
.animate-up {
    animation: fadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
    transform: translateY(30px);
}

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

/* --- Responsive Design (Media Queries) --- */
@media screen and (max-width: 1024px) {
    .hero-content h1 { font-size: 3.5rem; }
    .about-container, .why-us-container, .contact-container {
        gap: 40px;
    }
    .project-gallery { grid-template-columns: repeat(2, 1fr); }
    .footer-container { grid-template-columns: 1fr 1fr; }
}

@media screen and (max-width: 768px) {
    :root { --section-padding: 60px 0; }
    
    .nav-links, .nav-actions .btn { display: none; }
    .mobile-menu-btn { display: block; }
    
    .hero-content h1 { font-size: 2.5rem; }
    .hero-content p { font-size: 1rem; }
    
    .about-container, .why-us-container, .contact-container {
        grid-template-columns: 1fr;
    }
    
    .about-image { margin-bottom: 30px; }
    .why-us-image { grid-row: 1; margin-bottom: 30px; }
    
    .features-list, .info-items { grid-template-columns: 1fr; }
    
    .project-gallery { grid-template-columns: 1fr; }
    
    .form-row { grid-template-columns: 1fr; }
    
    .footer-container { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom .container { flex-direction: column; gap: 15px; text-align: center; }
}

@media screen and (max-width: 480px) {
    .hero-content h1 { font-size: 2rem; }
    .proof-grid { grid-template-columns: 1fr 1fr; }
    .section-title { font-size: 2rem; }
    .glass-form { padding: 20px; }
    .ba-slider { height: 300px; }
}