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

:root {
    --primary-color: #343F64;
    --secondary-color: #aee41a;
    --light-text-color: #fff;
    --dark-text-color: #343F64;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: var(--dark-text-color);
    line-height: 1.6;
    height: 100vh;

    background-image:
        linear-gradient(#b1daf3 1px, transparent 1px),
        linear-gradient(90deg, #b1daf3 1px, transparent 1px);
    background-size: 80px 80px;
}
.glow-card {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    transition: all 0.3s ease;
}

.glow-card::before {
    content: "";
    position: absolute;
    top: -40%;
    left: -120%;
    width: 60%;
    height: 180%;
    background: linear-gradient(115deg,
            transparent 0%,
            rgba(255, 255, 255, 0) 30%,
            rgba(255, 255, 255, .18) 48%,
            rgba(49, 59, 10, 0.45) 50%,
            rgba(255, 255, 255, .18) 52%,
            rgba(255, 255, 255, 0) 70%,
            transparent 100%);
    filter: blur(76px);
    transform: rotate(1deg);
    opacity: 0;
    pointer-events: none;
}

.glow-card:hover::before {
    opacity: 1;
    animation: lightSweep 5s ease-in-out;
}

.glow-card:hover {
    border-color: rgba(187, 235, 0, .35);
    box-shadow:
        inset 0 1px rgba(255, 255, 255, .05),
        0 0 0 1px rgba(187, 235, 0, .12),
        0 18px 40px rgba(187, 235, 0, .10),
        0 40px 90px rgba(0, 0, 0, .55);
    /* transform: translateY(-6px); */
}

@keyframes lightSweep {
    0% {
        left: -120%;
    }

    50% {
        left: 160%;
    }

    100% {
        left: -120%;
    }
}



h1, h2 {
    color: var(--dark-text-color);
    margin-bottom: 1.5em;
    font-size: clamp(24px, 5vw, 36px);
}

.text {
    margin-bottom: 1em;
    font-size: clamp(16px, 3vw, 20px);
    color: var(--dark-text-color);
}

.container {
    max-width: 1120px;
    margin: auto;
}
section:not(.slide-section) {
    padding: 3em 0;
}

header {
    background-color: var(--primary-color);
    color: var(--light-text-color);
    align-items: center;
    padding: 20px 0;
    text-align: center;
    z-index:999;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}
.boss{
    border: none !important;
}
header nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.logo img {
    width: 50px;
    height: 50px;
    border-radius: 50%;

}

header nav ul li a {
    color: var(--light-text-color);
    text-decoration: none;
    font-size: 18px;
    text-transform: uppercase;
    transition: color 0.3s ease, transform 0.3s ease;
}

header nav ul li a:hover {
    color: var(--secondary-color);
    text-transform: scale(1.1);
}

.mobile-header {
    display: none;
}

.button {
    text-decoration: none;
    padding: 15px;
    background-color: var(--secondary-color);
    color: var(--light-text-color);
    border: none;
    border-radius: 15px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.8s ease;
}

.button:hover {
    background-color: var(--light-text-color);
    color: var(--secondary-color);
    transform: scale(1.05);
}
.services-section {
    padding: 70px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    color: #003366;
}

.accordion {
    max-width: 900px;
    margin: auto;
}

.accordion-item {
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 3px 12px rgba(0,0,0,.1);
}

.accordion-btn {
    width: 100%;
    border: none;
    background: #5ab8ff;
    color: white;
    padding: 20px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;

    display: flex;
    justify-content: space-between;
    align-items: center;

    transition: .3s;
}

.accordion-btn:hover {
    background: #3498db;
}

.accordion-btn span {
    font-size: 28px;
    transition: .3s;
}

.accordion-item.active .accordion-btn span {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    background: white;
    transition: max-height .4s ease;
}

.accordion-content ul {
    padding: 25px 35px;
}

.accordion-content li {
    margin-bottom: 10px;
    color: #444;
}
.mobile-header img {
    width: 22px;
}

.slider {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: auto;
    display: block;
}

.slider img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: slide 10s infinite;
}

.slider {
    height: 500px;
    position: relative;
    overflow: hidden;

}

.slides {
    display: flex;
    width: 100%;
    height: auto;
    transition: 0.6s ease;
}

.slide {
    width: 100%;
    flex-shrink: 0;
    position: relative;
}

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

.overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--light-text-color);
    text-align: center;
    padding: 20px;
}

.overlay h1 {
    font-size: 60px;
    margin-bottom: 20px;
}



.nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    color: var(--light-text-color);
    font-size: 24px;
    cursor: pointer;
    backdrop-filter: blur(5px);
    z-index: 10;
}

.prev {
    left: 20px;
}

.next {
    right: 20px;
}

.dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: 0.3s;
}

.dot.active {
    width: 35px;
    border-radius: 20px;
    background: white;
}

.description {
    display: flex;
    flex-direction:column;
    gap: 40px;
    padding: 3em 0;
}

.desc-img img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    border-radius: 45px;
}

.desc-img {
    border-right: 1px solid var(--primary-color);
    border-bottom: 1px solid var(--primary-color);
    border-radius: 45px;
    padding: 24px;
    text-align: center;
    align-items: center;
}
footer {
    background-color: var(--primary-color);
    color: var(--light-text-color);
    text-align: center;
    padding: 20px 0;
}
.footer-navbar {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 10px;
}
.footer-navbar ul{
   display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    list-style: none;
}
footer .footer-navbar ul li a {
   color: var(--light-text-color);
    text-decoration: none;
    font-size: 18px;
    text-transform: uppercase;
    transition: color 0.3s ease, transform 0.3s ease;
}
.footer-address{
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.footer-address p{
    color: var(--light-text-color);
}
.social{
    display: flex;
    justify-content: center;
    padding: 1.5em 0;
    gap: 20px;
}
.boss{
    display: grid;
    grid-template-columns:repeat(2, 1fr);
    gap: 3rem;
    padding: 0 0 2rem 0;
}
 img{
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}
.grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.social-metrics{
    background-color:var(--secondary-color);
    color: var(--light-text-color);
    padding: 2em 0; 
    border-radius: 0 55px 0 55px;
}
.social-metrics__list{
    background-color: var(--ig-lavender-soft);
    display: grid;
    grid-template-columns:repeat(3,1fr);
    text-align: center;
    margin:0 4rem;
    padding: 15px 0;
    position: relative;
    overflow: hidden;

}
.social-metrics__list::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        120deg,
        transparent,
        rgba(255,255,255,0.05),
        transparent
    );
    transition: 0.5s;
}

.social-metrics__list:hover::after {
    left: 100%;
}

.social-metrics__list li{
    padding: 1rem;
}
.social-metrics__list h3{
    font-size: 1.5rem;
    color: var(--dark-text-color);

}
.social-metrics__list p{
    font-size: 1rem;
}
.teachers{
    padding-top: 3rem;
}


.grid-title{
    text-align: center;
    margin-bottom: 1.5rem;
}
.grid-title:hover{
color:var(--ig-bg-lavender-light)
}
.grid-item__wrapper{
    background-color: var(--ig-lavender-dark);
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: 15px 60px;
    gap: 15px;
    

}


.grid-item {
    background-color: #fff;
    border-radius: 15px;
    padding: 15px 0 0 15px;
    display: grid;
    position: relative;
    overflow: hidden;
    transition: all 0.5s ease-in-out;
    border: 2px solid #aee41a; 
}
.teachers .grid-item{
    padding: 15px;
}
.grid-item li{
    list-style: none;
    padding-left: 1.5rem;
}
.text-container{
    padding: 2rem;
    background-image:linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url(./images/math-background.avif);
    background-size: cover;
    color: var(--secondary-color);
}
.text-container h3{
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}
.text-container p{
    font-size: 1rem;
    color: var(--light-text-color);
}
.about-hero{
    padding:120px 20px;
    text-align:center;
    background:linear-gradient(rgba(0,0,0,.5),
    rgba(0,0,0,.5)),
    url(images/about-bg.jpg);
    background-size:cover;
    background-position:center;
    color:#fff;
}

.about-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:60px;
    align-items:center;
    padding:80px 0;
}

.about-image img{
    width:100%;
    border-radius:20px;
}

.stats{
    padding:80px 0;
    background:var(--secondary-color);
}

.stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:25px;
}

.stat-card{
    background:#fff;
    padding:30px;
    text-align:center;
    border-radius:15px;
    box-shadow:0 10px 25px rgba(0,0,0,.08);
}

.desc-img{
    display:grid;
    grid-template-columns:1fr 1fr;   
    gap: 20px;
}
.features,
.methods,
.gallery{
    padding:100px 0;
}

.features-grid,
.methods-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:30px;
    margin-top:40px;
}

.feature-card,
.method-card{
    padding:30px;
    border-radius:20px;
    background:#ffffff;
    box-shadow:0 10px 25px rgba(0,0,0,.08);
}

.gallery-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
    margin-top:40px;
}
/* .feature-card,
.method-card:hover{
    transform:translateY(-8px);
    box-shadow:0 20px 40px rgba(0,0,0,.12);
    border: 1px solid var(--primary-color);
} */
.gallery-grid img{
    width:100%;
    height:250px;
    object-fit:cover;
    border-radius:15px;
}
.form-container{
    width: 60%;
    margin: auto;
    background-color: transparent;
    padding: 3rem;
    color: #f4f4f4;
    border-radius: 15px;
    box-shadow: 10px 10px 20px 5px rgba(0, 0, 0, 0.5);
    -webkit-box-shadow: 10px 10px 20px 5px rgba(0, 0, 0, 0.5);;
}

.cta{
    padding:100px 20px;
    text-align:center;
    background:#1f4b8f;
    color:#fff;
}
.cta h2{
    color:#fff;
}
.cta .button{
    margin-top:20px;
    display:inline-block;
}
.methods ul{
    list-style: none;
    padding-left: 1.5rem;
    color: var(--light-text-color);
}
.methods li::before{
    content: "✓";
    color: var(--primary-color);
    margin-right: 0.5rem;
}
.product-link a{
    text-decoration: none;
    color: var(--primary-color);
    font-weight: bold;
    transition: color 0.3s ease;
}
.product-link a:hover{
    color: var(--secondary-color);
}
.product-link{
    width: 100%;
    background-color: #aee41a;
    color: var(--primary-color);
    border-radius: 15px;
    border: 2px solid var(--primary-color);
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-link:hover{
    color: var(--secondary-color);
    background-color: var(--primary-color);
    border: 2px solid var(--secondary-color);
}
@media(max-width:768px) {

    .container{
        padding: 0 1rem;
    } 
    .desktop-btn {
        display: none;
    }
    .grid-serv-btn {
        display: block !important;
    }

    .mobile-header {
        display: block;
        z-index: 1001;
    }

    .header-content {
        padding: 0 1.5em;
    }

    header nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: #fff;
        padding: 120px 30px 40px;
        transition: 0.4s ease;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);

        display: flex;
        flex-direction: column;
        align-items: center;
    }

    header nav.active {
        right: 0;
        position: absolute;
        z-index: 1000;
        background-color: var(--dark-text-color);
    }

    header nav ul {
        flex-direction: column;
        gap: 30px;
        width: 100%;
    }

    header nav ul li {
        width: 100%;
    }

    header nav ul li a {
        font-size: 22px;
    }

    .mobile-btn {
        display: inline-block;
        margin-top: 40px;
    }

    .slider {
        height: 350px;
    }

    .overlay h1 {
        font-size: 36px;
    }

    .description {
        flex-direction: column;
        text-align: center;
    }

    .desc-img {
        border-left: 1px solid var(--primary-color);
        border-top: 1px solid var(--primary-color);
        border-radius: 45px;
    }
    .social-metrics__list {
        grid-template-columns: 1fr;
        margin: 0 1rem;
    }
    .grid{
    grid-template-columns: 1fr;
    }
    .form-container{
        width: 90%;
        padding: 2rem;
    }   
}

@media(min-width:769px) {
    .mobile-btn {
        display: none;
    }
}

.form-container h2{
    color: #f4f4f4;
    text-transform: uppercase;
    margin-bottom: 0.5em;

}
form{
    display: flex;
    flex-direction: column;
    gap: 15px;
}
input,
textarea{
    padding: 20px;
    border-radius: 15px;

}
/* =========================
   GLOBAL ANIMATIONS
========================= */

*{
    scroll-behavior:smooth;
}

.logo img,
.button,
.grid-item,
.feature-card,
.method-card,
.stat-card,
.gallery-grid img,
.social img,
.accordion-item,
.desc-img,
.about-image img,
.product-link{
    transition: all .4s ease;
}

/* =========================
   HEADER
========================= */

header{
    box-shadow:0 4px 20px rgba(0,0,0,.08);
}

.logo img:hover{
    transform:scale(1.1) rotate(5deg);
}

/* =========================
   NAVIGATION
========================= */

nav ul li a{
    position:relative;
    display:inline-block;
}

nav ul li a::after{
    content:"";
    position:absolute;
    bottom:-6px;
    left:0;
    width:0;
    height:2px;
    background:var(--secondary-color);
    transition:.3s ease;
}

nav ul li a:hover{
    color:var(--secondary-color);
    transform:translateY(-2px);
}

nav ul li a:hover::after{
    width:100%;
}

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

.button:hover{
    transform:translateY(-4px) scale(1.03);
    box-shadow:0 12px 25px rgba(0,0,0,.2);
}

/* =========================
   SLIDER
========================= */

.nav-btn{
    transition:.3s ease;
}

.nav-btn:hover{
    transform:translateY(-50%) scale(1.15);
    background:rgba(255,255,255,.4);
}

.overlay h1{
    animation:fadeUp 1s ease;
}

@keyframes fadeUp{
    from{
        opacity:0;
        transform:translateY(40px);
    }
    to{
        opacity:1;
        transform:translateY(0);
    }
}

/* =========================
   DESCRIPTION
========================= */

.desc-img{
    overflow:hidden;
}

.desc-img img:hover{
    transform:translateY(-8px);
    box-shadow:0 20px 40px rgba(0,0,0,.12);
}
/* =========================
   SOCIAL METRICS
========================= */

.social-metrics{
    box-shadow:0 15px 35px rgba(0,0,0,.08);
}

.social-metrics__list li{
    transition:.3s ease;
}

.social-metrics__list li:hover{
    transform:translateY(-5px);
}

/* =========================
   GRID ITEMS
========================= */

.grid-item:hover{
    transform:translateY(-10px);
    box-shadow:0 20px 40px rgba(0,0,0,.15);
    border-color:var(--primary-color);
}

.grid-item:hover img{
    transform:scale(1.08);
}

.grid-item img{
    transition:.5s ease;
}

/* =========================
   TEACHERS
========================= */

.teachers .grid-item:hover{
    transform:translateY(-12px);
}

/* =========================
   ABOUT PAGE
========================= */

.about-image{
    overflow:hidden;
    border-radius:20px;
}

.about-image:hover img{
    transform:scale(1.08);
}



.stat-card{
    position:relative;
    overflow:hidden;
}

.stat-card:hover,
.feature-card:hover,
.method-card:hover,
.highlight-card:hover{
    transform:translateY(-8px);
    box-shadow:0 20px 40px rgba(0,0,0,.12);
    border: 1px solid var(--primary-color);
    background-color: #e6e6eb;
}

.stat-card::before,
.feature-card::before,.method-card::before,.highlight-card::before{
    content:"";
    position:absolute;
    top:0;
    left:-100%;
    width:60%;
    height:100%;
    background:linear-gradient(
        90deg,
        transparent,
        rgba(255,255,255,.5),
        transparent
    );
    transition:.7s;
}

.stat-card:hover::before,
.feature-card:hover::before,
.method-card:hover::before,
.highlight-card:hover::before{
    left:140%;
}

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

.gallery-grid{
    overflow:hidden;
}

.gallery-grid img:hover{
    transform:scale(1.08);
    box-shadow:0 15px 35px rgba(0,0,0,.15);
}

/* =========================
   ACCORDION
========================= */

.accordion-item:hover{
    transform:translateY(-4px);
    box-shadow:0 15px 35px rgba(0,0,0,.15);
}

.accordion-btn:hover{
    letter-spacing:.5px;
}

/* =========================
   PRODUCT LINK
========================= */

.product-link:hover{
    transform:translateY(-4px);
    box-shadow:0 10px 25px rgba(0,0,0,.15);
}

/* =========================
   SOCIAL ICONS
========================= */

.social a:hover img{
    transform:translateY(-5px) scale(1.15);
}

/* =========================
   FORM
========================= */

input,
textarea{
    transition:.3s ease;
}

input:focus,
textarea:focus{
    outline:none;
    transform:translateY(-2px);
    box-shadow:0 0 0 4px rgba(174,228,26,.25);
}

.form-container:hover{
    transform:translateY(-5px);
    transition:.4s ease;
}

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

.footer-navbar ul li a{
    transition:.3s ease;
}

.footer-navbar ul li a:hover{
    color:var(--secondary-color);
    padding-left:5px;
}
.summer-hero{
height:60vh;
position:relative;
overflow:hidden;
}
.summer-highlights{
    background:var(--secondary-color);
}

.summer-hero video{
width:100%;
height:100%;
object-fit:cover;
}

.summer-hero__overlay{
position:absolute;
inset:0;
background:rgba(0,0,0,.45);
display:flex;
flex-direction:column;
justify-content:center;
align-items:center;
text-align:center;
color:#fff;
padding:20px;
}

.summer-hero__overlay span{
color:var(--secondary-color);
font-weight:bold;
letter-spacing:3px;
text-transform:uppercase;
}

.summer-hero__overlay h1{
font-size:clamp(42px,8vw,90px);
margin:20px 0;
}

.summer-hero__overlay p{
font-size:clamp(18px,3vw,24px);
max-width:700px;
}

.summer-highlights .container{
display:grid;
grid-template-columns:repeat(4,1fr);
gap:25px;
}

.highlight-card{
background:#fff;
padding:35px;
border-radius:20px;
text-align:center;
box-shadow:0 10px 25px rgba(0,0,0,.08);
transition:.4s;
}

.highlight-card:hover{
transform:translateY(-10px);
box-shadow:0 25px 50px rgba(0,0,0,.15);
}

.summer-videos h2{
text-align:center;
}

.video-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:25px;
}

.video-grid video{
width:100%;
border-radius:20px;
background:#000;
box-shadow:0 10px 30px rgba(0,0,0,.1);
transition:.4s;
}

.video-grid video:hover{
transform:scale(1.03);
box-shadow:0 20px 50px rgba(0,0,0,.2);
}

.summer-cta{
background:var(--primary-color);
text-align:center;
color:#fff;
padding:100px 20px;
border-radius:40px 40px 0 0;
}

.summer-cta h2{
color:#fff;
}

@media(max-width:768px){


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

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

.summer-hero{
    height:70vh;
}

}

/* =========================================================
   RESPONSIVE FIXES
   Mobile: 320px+
   Tablet: 769px+
   Desktop: 1024px+
   Large desktop: 1440px+
========================================================= */

html {
    width: 100%;
    overflow-x: hidden;
}

body {
    width: 100%;
    min-height: 100vh;
    height: auto;
    overflow-x: hidden;
}

.container {
    width: min(100% - 32px, 1120px);
    margin-inline: auto;
}

img,
video,
svg {
    max-width: 100%;
}

button,
input,
textarea,
select {
    max-width: 100%;
    font: inherit;
}

input,
textarea,
select {
    width: 100%;
}

textarea {
    resize: vertical;
}

.description > *,
.about-grid > *,
.boss > *,
.grid-item__wrapper > *,
.features-grid > *,
.methods-grid > *,
.stats-grid > *,
.gallery-grid > *,
.video-grid > *,
.summer-highlights .container > * {
    min-width: 0;
}

/* ---------- Large desktop ---------- */
@media (min-width: 1440px) {
    .container {
        max-width: 1280px;
    }

    .slider {
        height: 600px;
    }

    .grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

/* ---------- Laptop / small desktop ---------- */
@media (max-width: 1199px) {
    .container {
        width: min(100% - 40px, 960px);
    }

    header nav ul {
        gap: 14px;
    }

    header nav ul li a {
        font-size: 16px;
    }

    .grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .grid-item__wrapper {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        padding: 15px 30px;
    }

    .stats-grid,
    .gallery-grid,
    .summer-highlights .container {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .form-container {
        width: 75%;
    }
}

/* ---------- Tablet ---------- */
@media (max-width: 991px) {
    section:not(.slide-section) {
        padding: 2.5em 0;
    }

    .description,
    .about-grid {
        grid-template-columns: 1fr;
        flex-direction: column;
        gap: 30px;
    }

    .boss {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .grid,
    .grid-item__wrapper {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-item__wrapper {
        padding: 20px;
    }

    .video-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-navbar {
        flex-wrap: wrap;
    }

    .form-container {
        width: 85%;
    }

    .slider {
        height: 420px;
    }

    .overlay h1 {
        font-size: clamp(36px, 6vw, 52px);
    }
}

/* ---------- Mobile / tablet navigation ---------- */
@media (max-width: 768px) {
    .container {
        width: min(100% - 32px, 100%);
        padding: 0;
    }

    header {
        padding: 14px 0;
    }

    .header-content {
        padding: 0;
    }

    header nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(82vw, 320px);
        height: 100dvh;
        padding: 100px 24px 40px;
        overflow-y: auto;
        z-index: 1000;
    }

    header nav.active {
        position: fixed;
        right: 0;
    }

    header nav ul {
        align-items: flex-start;
    }

    header nav ul li a {
        font-size: 18px;
    }

    .slider {
        height: clamp(300px, 65vh, 420px);
    }

    .overlay {
        padding: 20px 50px;
    }

    .overlay h1 {
        font-size: clamp(28px, 8vw, 40px);
        line-height: 1.15;
    }

    .nav-btn {
        width: 42px;
        height: 42px;
        font-size: 20px;
    }

    .prev {
        left: 8px;
    }

    .next {
        right: 8px;
    }

    .description {
        padding: 2em 0;
    }

    .desc-img {
        padding: 14px;
        border-radius: 28px;
        grid-template-columns: 1fr;
    }

    .desc-img img {
        border-radius: 22px;
    }

    .social-metrics {
        border-radius: 0 30px 0 30px;
    }

    .social-metrics__list {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        margin: 0 1rem;
    }

    .grid,
    .grid-item__wrapper,
    .stats-grid,
    .features-grid,
    .methods-grid,
    .gallery-grid,
    .video-grid,
    .summer-highlights .container {
        grid-template-columns: 1fr;
    }

    .grid-item__wrapper {
        padding: 15px;
    }

    .grid-item {
        padding: 15px;
    }

    .about-grid,
    .stats,
    .features,
    .methods,
    .gallery {
        padding-top: 50px;
        padding-bottom: 50px;
    }

    .about-hero {
        padding: 80px 16px;
    }

    .gallery-grid img {
        height: 220px;
    }

    .form-container {
        width: 100%;
        padding: 2rem 1.25rem;
    }

    .footer-navbar {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }

    .footer-navbar ul,
    .footer-address {
        align-items: center;
    }

    .summer-hero {
        height: 70dvh;
        min-height: 480px;
    }

    .summer-hero__overlay h1 {
        font-size: clamp(34px, 12vw, 64px);
        line-height: 1.05;
    }

    .summer-hero__overlay p {
        font-size: clamp(16px, 5vw, 20px);
    }

    .summer-cta {
        padding: 70px 16px;
        border-radius: 28px 28px 0 0;
    }
}

/* ---------- Small phones ---------- */
@media (max-width: 480px) {
    .container {
        width: min(100% - 24px, 100%);
    }

    h1,h2 {
        font-size: clamp(24px, 8vw, 32px);
        margin-bottom: 1em;
        line-height: 1.2;
    }

    .text {
        font-size: 16px;
    }

    .button {
        padding: 12px 16px;
    }

    .logo img {
        width: 44px;
        height: 44px;
    }

    header nav {
        width: 88vw;
    }

    .slider {
        height: 320px;
    }

    .overlay {
        padding: 20px 45px;
    }

    .overlay h1 {
        font-size: clamp(26px, 9vw, 34px);
        margin-bottom: 14px;
    }

    .dots {
        bottom: 12px;
        gap: 7px;
    }

    .dot {
        width: 10px;
        height: 10px;
    }

    .dot.active {
        width: 26px;
    }

    .social-metrics__list {
        grid-template-columns: 1fr;
        margin: 0 12px;
    }

    .accordion-btn {
        padding: 16px;
        font-size: 16px;
        text-align: left;
        gap: 12px;
    }

    .accordion-content ul {
        padding: 20px 24px;
    }

    .feature-card,
    .method-card,
    .stat-card,
    .highlight-card {
        padding: 22px;
    }

    .text-container {
        padding: 1.25rem;
    }

    .form-container {
        padding: 1.5rem 1rem;
        border-radius: 12px;
    }

    input,
    textarea {
        padding: 15px;
    }

    .gallery-grid img {
        height: 200px;
    }

    .social {
        flex-wrap: wrap;
    }
}

/* ---------- Very small phones ---------- */
@media (max-width: 360px) {
    .container {
        width: min(100% - 20px, 100%);
    }

    .header-content {
        gap: 10px;
    }

    .slider {
        height: 290px;
    }

    .overlay {
        padding-inline: 42px;
    }

    .nav-btn {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }

    .grid-item,
    .feature-card,
    .method-card,
    .stat-card,
    .highlight-card {
        border-radius: 12px;
    }

    .summer-hero {
        min-height: 430px;
    }
}

/* ---------- Touch devices ---------- */
@media (hover: none) {
    .logo img:hover,
    .button:hover,
    .grid-item:hover,
    .feature-card:hover,
    .method-card:hover,
    .stat-card:hover,
    .gallery-grid img:hover,
    .desc-img:hover,
    .about-image:hover img,
    .product-link:hover,
    .video-grid video:hover,
    .highlight-card:hover,
    .accordion-item:hover,
    .form-container:hover {
        transform: none;
    }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}
.contact-page {
    position: relative;
    min-height: 100vh;
    background: #050816;
    overflow-x: hidden;
}

.contact-page #bg {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.contact-page header,
.contact-page section,
.contact-page footer {
    position: relative;
    /*z-index: 1;*/
}

.contact-page .about-section {
    background: transparent;
}