/* ============================================ 
   SHREE AIR CONS - MAIN STYLESHEET
   ============================================ */

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

:root {
    --primary-blue: #003D7A;
    --secondary-blue: #1E90FF;
    --light-blue: #E8F4F8;
    --white: #FFFFFF;
    --dark-text: #333333;
    --light-gray: #F5F5F5;
    --border-gray: #E0E0E0;
    --accent-orange: #FF6B35;
    transition-all: 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--dark-text);
    background-color: var(--white);
    line-height: 1.6;
}

/* ============================================ 
   HEADER & NAVIGATION
   ============================================ */

header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0, 61, 122, 0.2);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: bold;
}

.logo-section img {
    height: 50px;
    width: auto;
}

.company-name {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

nav a:hover,
nav a.active {
    color: var(--accent-orange);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: all 0.3s ease;
}

/* ============================================ 
   HERO SECTION
   ============================================ */

.hero {
    background: linear-gradient(135deg, rgba(0, 61, 122, 0.9) 0%, rgba(30, 144, 255, 0.9) 100%), url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 6rem 2rem;
    text-align: center;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    animation: fadeInDown 0.8s ease;
}

.hero-content {
    max-width: 600px;
    animation: zoomIn 0.8s ease;
}

.hero-logo {
    height: 180px;
    width: 180px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    margin: 0 auto 2rem;

    border: 4px solid white;
    animation: floatGlow 3s ease-in-out infinite;
}

@keyframes floatGlow {

    0% {
        transform: translateY(0);
        box-shadow: 0 0 10px #00c3ff;
    }

    50% {
        transform: translateY(-15px);
        box-shadow: 0 0 25px #00c3ff;
    }

    100% {
        transform: translateY(0);
        box-shadow: 0 0 10px #00c3ff;
    }

}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero .slogan {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    font-style: italic;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background-color: #e55a25;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--light-blue);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

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

.btn-whatsapp:hover {
    background-color: #1fa951;
    transform: translateY(-2px);
}

/* ============================================ 
   SECTION STYLING
   ============================================ */

section {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease;
}

section h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    text-align: center;
}

section .subtitle {
    text-align: center;
    color: var(--secondary-blue);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* ============================================ 
   ABOUT SECTION
   ============================================ */

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.about-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: #555;
}

.about-text ul {
    list-style: none;
    margin-top: 1.5rem;
}

.about-text li {
    padding: 0.5rem 0;
    padding-left: 2rem;
    position: relative;
}

.about-text li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-blue);
    font-weight: bold;
    font-size: 1.2rem;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 61, 122, 0.2);
    transition: transform 0.3s ease;
}

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

/* Blue boxes with light curve at bottom */
.blue-box-rounded {
    border-radius: 10px 10px 25px 25px;
}

/* ============================================ 
   SERVICES SECTION
   ============================================ */

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

.service-card {
    background: var(--white);
    border: 2px solid var(--border-gray);
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 61, 122, 0.2);
    border-color: var(--secondary-blue);
}

.service-card-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 100%);
}

.service-card-content {
    padding: 2rem;
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.service-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.ac-details {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
    margin-top: 2rem;
    display: none;
    animation: slideDown 0.4s ease;
}

.ac-details.show {
    display: block;
}

.ac-details h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.ac-details ul {
    list-style: none;
    column-count: 2;
    gap: 1rem;
}

.ac-details li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.ac-details li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--secondary-blue);
}

.wm-details {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
    margin-top: 2rem;
    display: none;
    animation: slideDown 0.4s ease;
}

.wm-details.show {
    display: block;
}

.wm-details h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.wm-details ul {
    list-style: none;
    column-count: 2;
    gap: 1rem;
}

.wm-details li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.wm-details li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--secondary-blue);
}

.refrig-details {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
    margin-top: 2rem;
    display: none;
    animation: slideDown 0.4s ease;
}

.refrig-details.show {
    display: block;
}

.refrig-details h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.refrig-details ul {
    list-style: none;
    column-count: 2;
    gap: 1rem;
}

.refrig-details li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.refrig-details li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--secondary-blue);
}

/* ============================================ 
   GALLERY SECTION
   ============================================ */

.gallery-controls {
    text-align: center;
    margin-bottom: 2rem;
}

.gallery-controls .btn {
    margin: 0 0.5rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    background: var(--light-gray);
    height: 300px;
}

.gallery-item img,
.gallery-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover img,
.gallery-item:hover video {
    transform: scale(1.1) rotate(2deg);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 61, 122, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 1.5rem;
    text-align: center;
}

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

.gallery-overlay h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

.gallery-overlay p {
    color: var(--light-blue);
    font-size: 0.9rem;
}

.delete-btn {
    background: var(--accent-orange);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 0.5rem;
    font-size: 0.8rem;
}

.delete-btn:hover {
    background: #e55a25;
}

/* ============================================ 
   REVIEWS SECTION
   ============================================ */

.reviews-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.review-form h3 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-text);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--border-gray);
    border-radius: 5px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-blue);
    box-shadow: 0 0 0 3px rgba(30, 144, 255, 0.1);
}

.star-rating {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.star {
    font-size: 2rem;
    cursor: pointer;
    color: var(--border-gray);
    transition: all 0.2s ease;
}

.star:hover,
.star.active {
    color: #FFD700;
    transform: scale(1.2);
}

.reviews-list {
    max-height: 600px;
    overflow-y: auto;
    padding: 0 1rem;
}

.review-item {
    background: var(--light-gray);
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    border-left: 5px solid var(--secondary-blue);
    animation: slideInLeft 0.4s ease;
}

.review-item.pending {
    opacity: 0.7;
    background: #fff3cd;
    border-left-color: #ff6b6b;
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.review-name {
    font-weight: 600;
    color: var(--primary-blue);
}

.review-rating {
    color: #FFD700;
}

.review-text {
    color: #555;
    margin-top: 0.5rem;
}

.approve-btn,
.reject-btn {
    background: var(--secondary-blue);
    color: var(--white);
    border: none;
    padding: 0.4rem 0.8rem;
    border-radius: 5px;
    cursor: pointer;
    margin-right: 0.5rem;
    font-size: 0.8rem;
}

.reject-btn {
    background: #ff6b6b;
}

/* ============================================ 
   CONTACT SECTION
   ============================================ */

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.booking-form h3 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.form-group select {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--border-gray);
    border-radius: 5px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.contact-info {
    background: var(--light-blue);
    padding: 2rem;
    border-radius: 10px;
}

.contact-info h3 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.contact-item {
    margin-bottom: 1.5rem;
    display: flex;
    gap: 1rem;
}

.contact-item-icon {
    font-size: 1.5rem;
    color: var(--secondary-blue);
    min-width: 30px;
}

.contact-item-content h4 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.contact-item-content p {
    color: #555;
}

.map-container {
    margin-top: 2rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.map-container iframe {
    width: 100%;
    height: 350px;
    border: none;
}

.service-radius {
    background: var(--white);
    border: 2px solid var(--secondary-blue);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    text-align: center;
    color: var(--primary-blue);
    font-weight: 600;
}

/* ============================================ 
   STICKY BUTTONS
   ============================================ */

.sticky-buttons {
    position: fixed;
    right: 2rem;
    bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 999;
}

.sticky-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    animation: slideInRight 0.6s ease;
}

.call-btn {
    background-color: #FF3B30;
    color: var(--white);
}

.call-btn:hover {
    background-color: #e52e23;
    transform: scale(1.1);
}

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

.whatsapp-btn:hover {
    background-color: #1fa951;
    transform: scale(1.1);
}

.scroll-top-btn {
    background-color: var(--primary-blue);
    color: var(--white);
}

.scroll-top-btn:hover {
    background-color: var(--secondary-blue);
    transform: scale(1.1);
}

.scroll-top-btn.hidden {
    display: none;
}

/* ============================================ 
   FOOTER
   ============================================ */

footer {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    padding: 3rem 2rem 1rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--accent-orange);
}

.footer-section p {
    line-height: 1.8;
    opacity: 0.9;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.footer-section a:hover {
    opacity: 1;
    color: var(--accent-orange);
}

.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: var(--accent-orange);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1.5rem;
    text-align: center;
    opacity: 0.8;
}

.footer-logo {
    height: 50px;
    margin-bottom: 1rem;
}

/* ============================================ 
   MODAL & POPUP STYLES
   ============================================ */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    max-width: 500px;
    width: 90%;
    animation: slideUp 0.3s ease;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark-text);
}

.success-message {
    background: #d4edda;
    color: #155724;
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1.5rem;
    border-left: 4px solid #28a745;
    animation: slideDown 0.4s ease;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1.5rem;
    border-left: 4px solid #f5c6cb;
}

/* ============================================ 
   LOADING ANIMATION
   ============================================ */

.loader {
    border: 4px solid var(--light-gray);
    border-top: 4px solid var(--secondary-blue);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

/* ============================================ 
   ANIMATIONS
   ============================================ */

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
        max-height: 0;
    }
    to {
        opacity: 1;
        transform: translateY(0);
        max-height: 500px;
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* ============================================ 
   RESPONSIVE DESIGN
   ============================================ */
  @media (max-width:768px){

   .navbar{
    display:flex;
    align-items:center;
    justify-content:center;
    position:relative;
    padding:0 1rem;
}

.hamburger{
    display:flex;
    flex-direction:column;
    position:absolute;
    left:15px;
    cursor:pointer;
}

.nav-menu{
    position:absolute;
    top:60px;
    left:0;
    width:100%;
    background:var(--primary-blue);
    display:none;
    flex-direction:column;
    padding:20px;
}

.nav-menu.active{
    display:flex;
}

.nav-menu li{
    padding:10px 0;
}
.nav-menu li a{
    display:block;
    width:100%;
}
  



    .hero h1 {
        font-size: 2rem;
    }

    .hero .slogan {
        font-size: 1rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .cta-buttons .btn {
        width: 100%;
    }

    .about-content,
    .contact-wrapper,
    .reviews-container {
        grid-template-columns: 1fr;
    }

    section {
        padding: 2rem 1rem;
    }

    section h2 {
        font-size: 1.8rem;
    }

    .services-container {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 1rem;
    }

    .gallery-item {
        height: 200px;
    }

    .sticky-buttons {
        right: 1rem;
        bottom: 1rem;
        gap: 0.5rem;
    }

    .sticky-btn {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .hero-logo {
        height: 80px;
        width: 80px;
    }

    .ac-details ul {
        column-count: 1;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: 0 0.5rem;
    }

    .company-name {
        font-size: 1.2rem;
    }

    .logo-section img {
        height: 40px;
    }

    .hero {
        padding: 3rem 1rem;
        min-height: 70vh;
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .hero .slogan {
        font-size: 0.9rem;
    }

    .hero-logo {
        height: 60px;
        width: 60px;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    section h2 {
        font-size: 1.5rem;
    }

    section .subtitle {
        font-size: 1rem;
    }

    .service-card-image {
        height: 180px;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    .gallery-item {
        height: 150px;
    }

    .reviews-container,
    .contact-wrapper {
        gap: 1.5rem;
    }

    .modal-content {
        width: 95%;
        padding: 1.5rem;
    }
}

/* ============================================ 
   UTILITY CLASSES
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.text-primary {
    color: var(--primary-blue);
}

.text-secondary {
    color: var(--secondary-blue);
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

.hidden {
    display: none;
}

.visible {
    display: block;
}