/* =========================================
   UWAIS TEKNIK AC - MAIN CSS
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root {
    /* Colors */
    --primary: #0ea5e9;       /* Light Blue / Cyan mix */
    --primary-dark: #0284c7;  /* Darker Blue */
    --secondary: #00f2fe;     /* Cyan */
    --accent: #25D366;        /* WhatsApp Green */
    --accent-hover: #128C7E;
    
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-light: #e2e8f0;
    
    /* Gradients */
    --gradient-hero: linear-gradient(135deg, rgba(2, 132, 199, 0.9), rgba(0, 242, 254, 0.8));
    --gradient-cta: linear-gradient(135deg, #0ea5e9, #00f2fe);
    --gradient-glass: rgba(255, 255, 255, 0.15);

    /* Shadows */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glass: 0 8px 32px 0 rgba(14, 165, 233, 0.15);

    /* Typography */
    --font-head: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Layout */
    --max-width: 1200px;
    --nav-height: 80px;
}

/* =========================================
   BASE RESET
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-head);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-main);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

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

/* Container */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-family: var(--font-head);
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--gradient-cta);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-whatsapp {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

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

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

/* Sections */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* =========================================
   GLASSMORPHISM UTILITIES
   ========================================= */
.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: var(--shadow-glass);
}

.glass-dark {
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* =========================================
   NAVBAR
   ========================================= */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
    padding: 1rem 0;
}

header.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    padding: 0.5rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-head);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-dark);
}

.logo-img {
    height: auto;
    max-height: 70px;
    transition: all 0.3s ease;
}

header.scrolled .logo-img {
    max-height: 55px;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    font-weight: 500;
    color: #ffffff;
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.mobile-toggle {
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: #ffffff;
}

.mobile-toggle:hover {
    color: var(--secondary);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    background: url('../images/Uwais-Teknik (1).jpeg') center/cover no-repeat;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-content {
    color: white;
}

.hero-media {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-glass);
    border: 1px solid rgba(255,255,255,0.2);
    aspect-ratio: 1 / 1;
    max-height: 450px;
}

.hero-media video, .hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    display: block;
}

.badge-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.badge {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.badge i {
    color: var(--secondary);
}

.hero-slider {
    display: grid;
    grid-template-columns: 1fr;
    margin-bottom: 1rem;
    align-items: center;
}

.slide {
    grid-area: 1 / 1;
    opacity: 0;
    transition: opacity 0.5s ease;
    font-size: 2.5rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    pointer-events: none;
}

.slide.active {
    opacity: 1;
    pointer-events: auto;
}

.hero-tagline {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 1rem;
    color: var(--secondary);
}

.hero-desc {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* =========================================
   STATISTICS
   ========================================= */
.stats-section {
    background: var(--bg-white);
    padding: 3rem 0;
    transform: translateY(-50px);
    position: relative;
    z-index: 10;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    border-radius: 20px;
    padding: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    font-family: var(--font-head);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-label {
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 0.5rem;
}

/* =========================================
   KEUNGGULAN (FEATURES)
   ========================================= */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--text-light);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-cta);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: left;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.feature-icon {
    width: 70px;
    height: 70px;
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

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

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

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

/* =========================================
   SERVICES
   ========================================= */
.services {
    background: var(--bg-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    border-radius: 16px;
    background: var(--bg-light);
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.service-card:hover {
    background: white;
    border-color: var(--text-light);
    box-shadow: var(--shadow-md);
}

.service-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--gradient-cta);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.service-content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

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

/* =========================================
   BRANDS
   ========================================= */
.brands {
    padding: 4rem 0;
    border-top: 1px solid var(--text-light);
    border-bottom: 1px solid var(--text-light);
}

.brands-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3rem;
}

.brand-item {
    font-family: var(--font-head);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-muted);
    opacity: 0.6;
    transition: all 0.3s ease;
}

.brand-item:hover {
    opacity: 1;
    color: var(--primary);
}

.brands-title {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-weight: 500;
}

/* =========================================
   PORTFOLIO
   ========================================= */
.portfolio-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    border: 1px solid var(--text-light);
    background: transparent;
    color: var(--text-main);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

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

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.portfolio-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
}

.portfolio-item img,
.portfolio-item video {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(2, 132, 199, 0.8);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    color: white;
}

.portfolio-item:hover img,
.portfolio-item:hover video {
    transform: scale(1.1);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

/* LIGHTBOX */
.lightbox {
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.lightbox-content img,
.lightbox-content video {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 10px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.5);
    display: none;
}

.lightbox-content img.active,
.lightbox-content video.active {
    display: block;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10000;
    transition: color 0.3s;
}

.lightbox-close:hover {
    color: var(--secondary);
}

.portfolio-overlay i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.portfolio-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 2;
}

.portfolio-cta {
    text-align: center;
    margin-top: 3rem;
}

/* =========================================
   TESTIMONIALS
   ========================================= */
.testimonials {
    background: var(--bg-white);
}

.testi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testi-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 20px;
    position: relative;
}

.testi-card::before {
    content: '\f10d';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    font-size: 3rem;
    color: rgba(14, 165, 233, 0.1);
}

.stars {
    color: #fbbf24;
    margin-bottom: 1rem;
}

.testi-text {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.testi-user {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testi-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-dark);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.user-info h4 {
    font-size: 1rem;
}

.user-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* =========================================
   GARANSI
   ========================================= */
.guarantee {
    background: var(--primary-dark);
    color: white;
    padding: 4rem 0;
}

.guarantee-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.guarantee-content h2 {
    color: white;
    font-size: 2.2rem;
    margin-bottom: 2rem;
}

.checklist {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
}

.check-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1.1rem;
    font-weight: 500;
}

.check-item i {
    color: var(--secondary);
    font-size: 1.5rem;
}

/* =========================================
   MAP & LOKASI
   ========================================= */
.location-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    background: var(--bg-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.map-container {
    flex: 1 1 500px;
    min-height: 400px;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.location-info {
    flex: 1 1 300px;
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.location-info h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--primary-dark);
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.2rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.info-item:last-of-type {
    border-bottom: none;
    margin-bottom: 1rem;
}

.info-item i {
    color: var(--primary);
    font-size: 1.5rem;
    margin-top: 0.2rem;
    flex-shrink: 0;
}

/* =========================================
   BIG CTA
   ========================================= */
.big-cta {
    background: var(--gradient-cta);
    color: white;
    text-align: center;
    padding: 6rem 0;
}

.big-cta h2 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.big-cta p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.btn-white:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
}

/* =========================================
   FOOTER
   ========================================= */
footer {
    background: #0f172a;
    color: var(--text-light);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    color: white;
    margin-bottom: 1rem;
}

.footer-brand .logo-img {
    max-height: 80px;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: #94a3b8;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-title {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #94a3b8;
}

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

.footer-contact li {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    color: #94a3b8;
}

.footer-contact i {
    color: var(--secondary);
    margin-top: 0.3rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    text-align: center;
    color: #64748b;
    font-size: 0.9rem;
}

/* =========================================
   FLOATING ELEMENTS
   ========================================= */
.floating-wa {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--accent);
    color: white;
    width: 60px;
    height: 60px;
    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: 999;
    transition: all 0.3s ease;
    animation: bounce 2s infinite;
}

.floating-wa:hover {
    transform: scale(1.1);
    background: var(--accent-hover);
    color: white;
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 45px;
    height: 45px;
    background: var(--primary-dark);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 998;
    box-shadow: var(--shadow-md);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

/* =========================================
   ANIMATIONS & UTILITIES
   ========================================= */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* =========================================
   RESPONSIVE DESIGN (MOBILE FIRST)
   ========================================= */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .badge-container {
        justify-content: center;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-desc {
        margin: 0 auto 2rem;
    }

    .hero-slider .slide {
        font-size: 2rem;
    }
    
    .hero-media {
        margin: 0 auto;
        max-width: 400px;
        width: 100%;
    }
    
    .big-cta h2 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100vh;
        background: #0f172a;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: left 0.3s ease;
        z-index: 999;
        padding-top: 0;
        gap: 2rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .nav-links a {
        color: #ffffff !important;
        font-size: 1.3rem;
        font-weight: 600;
    }

    .nav-links a:hover,
    .nav-links a.active {
        color: var(--secondary) !important;
    }
    
    .mobile-toggle {
        display: block;
        z-index: 1001;
        position: relative;
    }
    
    .hero-slider .slide {
        font-size: 1.8rem;
    }
    
    .stats-section {
        transform: translateY(0);
        padding-top: 0;
    }
    
    .stats-grid {
        padding: 0;
        gap: 1rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-slider .slide {
        font-size: 1.5rem;
    }
    
    .hero-tagline {
        font-size: 1.2rem;
    }
    
    .badge-container {
        justify-content: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .floating-wa {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: 20px;
        right: 20px;
    }
}