/* ==========================================
   LITTLE EXPLORERS LEARNING HUB
   LANDING PAGE STYLESHEET
========================================== */


/* ==========================================
   CSS VARIABLES
========================================== */

:root{

    --primary:#2f6fa5;
    --primary-dark:#21557f;
    --secondary:#5b8f5b;
    --accent:#f4b860;

    --bg:#f8fbfd;
    --surface:#ffffff;
    --surface-alt:#eef6fb;

    --text:#233242;
    --text-light:#5f7083;

    --border:#dbe7f2;

    --shadow-sm:0 8px 20px rgba(25,45,65,.08);
    --shadow-md:0 14px 35px rgba(25,45,65,.12);
    --shadow-lg:0 22px 55px rgba(25,45,65,.18);

    --radius-sm:12px;
    --radius:18px;
    --radius-lg:26px;

    --transition:.30s ease;

    --container:1280px;

}


/* ==========================================
   RESET
========================================== */

*,
*::before,
*::after{

    margin:0;
    padding:0;
    box-sizing:border-box;

}

html{

    scroll-behavior:smooth;

}

body{

    font-family:"Inter",sans-serif;
    background:var(--bg);
    color:var(--text);
    line-height:1.7;
    font-size:16px;
    overflow-x:hidden;

}

img{

    display:block;
    max-width:100%;

}

a{

    color:inherit;
    text-decoration:none;
    transition:var(--transition);

}

button,
input{

    font-family:inherit;

}

ul{

    list-style:none;

}


/* ==========================================
   GLOBAL LAYOUT
========================================== */

.container{

    width:min(92%,var(--container));
    margin:auto;

}

section{

    padding:90px 0;

}


/* ==========================================
   TYPOGRAPHY
========================================== */

h1,
h2,
h3,
h4{

    font-family:"Nunito",sans-serif;
    color:var(--text);
    line-height:1.2;

}

h1{

    font-size:1.7rem;
    font-weight:800;

}

h2{

    font-size:clamp(2.3rem,4vw,3.4rem);
    font-weight:800;
    margin-bottom:18px;

}

h3{

    font-size:1.4rem;
    font-weight:700;

}

p{

    color:var(--text-light);

}

.section-title{

    max-width:760px;
    margin:0 auto 65px;
    text-align:center;

}

.section-title p{

    font-size:1.08rem;

}

.eyebrow{

    display:inline-block;

    margin-bottom:18px;

    padding:8px 18px;

    border-radius:999px;

    background:#eaf3fb;

    color:var(--primary);

    font-weight:700;

    letter-spacing:.04em;

    text-transform:uppercase;

    font-size:.80rem;

}


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

.btn{

    display:inline-flex;
    align-items:center;
    justify-content:center;

    gap:.55rem;

    padding:16px 34px;

    border-radius:999px;

    font-weight:700;

    transition:var(--transition);

    cursor:pointer;

}

.btn-primary{

    background:var(--primary);
    color:#fff;

}

.btn-primary:hover{

    background:var(--primary-dark);

    transform:translateY(-4px);

    box-shadow:var(--shadow-md);

}

.btn-secondary{

    background:#fff;

    color:var(--primary);

    border:2px solid var(--primary);

}

.btn-secondary:hover{

    background:var(--primary);

    color:#fff;

    transform:translateY(-4px);

}


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

header{

    position:sticky;
    top:0;
    z-index:999;

    background:rgba(255,255,255,.95);

    backdrop-filter:blur(16px);

    border-bottom:1px solid var(--border);

    box-shadow:var(--shadow-sm);

}

.nav-container{

    min-height:90px;

    display:flex;

    align-items:center;

    justify-content:space-between;

    gap:28px;

}

.logo{

    display:flex;

    align-items:center;

    gap:15px;

    flex-shrink:0;

}

.logo img{

    width:64px;
    height:64px;
    object-fit:contain;

}

.logo h1{

    font-size:1.45rem;
    margin-bottom:2px;

}

.logo span{

    color:var(--primary);

    font-weight:700;

    font-size:.95rem;

}


/* ==========================================
   SEARCH BAR
========================================== */

.search-bar{
    display:flex;
    align-items:stretch;

    width:100%;
    max-width:420px;

    height:52px;

    background:#fff;

    border:1px solid var(--border);

    border-radius:999px;

    overflow:hidden;
}

.search-bar input{

    flex:1;

    border:none;

    padding:0 18px;

    font-size:.95rem;

    background:#fff;

    outline:none;

}

.search-bar button{

    width:58px;

    display:flex;

    align-items:center;

    justify-content:center;

    border:none;

    background:var(--primary);

    color:#fff;

    padding:0;

    margin:0;

    border-radius:0;

    cursor:pointer;

    transition:var(--transition);

}

.search-bar button:hover{

    background:var(--primary-dark);

}


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

.main-nav{
    margin-left:auto;
}

.main-nav ul{
    display:flex;
    align-items:center;
    gap:24px;
    list-style:none;
    margin:0;
    padding:0;
}

.main-nav a{
    position:relative;
    display:inline-flex;
    align-items:center;
    padding:6px 0;
    font-weight:600;
    color:var(--text);
    text-decoration:none;
    transition:var(--transition);
}

.main-nav a:hover{
    color:var(--primary);
}

.main-nav a.active{
    color:var(--primary);
}

.main-nav a::after{
    content:"";
    position:absolute;
    left:0;
    bottom:-6px;
    width:0;
    height:3px;
    border-radius:999px;
    background:var(--primary);
    transition:width .30s ease;
}

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

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

.header-actions{
    display:flex;
    align-items:center;
    gap:10px;
    margin-left:20px;
    flex-shrink:0;
}

.search-toggle{
    width:44px;
    height:44px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:50%;
    background:transparent;
    color:var(--text);
    transition:var(--transition);
}

.search-toggle:hover{
    background:var(--primary);
    color:#fff;
    transform:translateY(-2px);
}

.mobile-menu{
    display:none;
    align-items:center;
    justify-content:center;
    width:48px;
    height:48px;
    padding:0;
    margin:0;
    border:none;
    border-radius:12px;
    background:var(--primary);
    color:#fff;
    font-size:1.4rem;
    line-height:1;
    cursor:pointer;
    transition:var(--transition);
}

.mobile-menu:hover{
    background:var(--primary-dark);
}

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

.hero{

    position:relative;

    overflow:hidden;

    background:linear-gradient(
        180deg,
        #f7fbfe 0%,
        #eef6fb 100%
    );

    padding:110px 0;

}

.hero::before{

    content:"";

    position:absolute;

    top:-120px;
    right:-120px;

    width:420px;
    height:420px;

    border-radius:50%;

    background:rgba(47,111,165,.08);

    filter:blur(10px);

}

.hero::after{

    content:"";

    position:absolute;

    bottom:-160px;
    left:-160px;

    width:420px;
    height:420px;

    border-radius:50%;

    background:rgba(91,143,91,.08);

    filter:blur(10px);

}

.hero .container{

    position:relative;

    z-index:2;

}

.hero-grid{

    display:grid;

    grid-template-columns:1.05fr .95fr;

    align-items:center;

    gap:80px;

}

.hero-content{

    max-width:620px;

}

.hero-content h2{

    margin-bottom:24px;

    color:var(--text);

}

.hero-content p{

    font-size:1.15rem;

    line-height:1.9;

    margin-bottom:40px;

    color:var(--text-light);

}

.hero-buttons{

    display:flex;

    flex-wrap:wrap;

    gap:18px;

    margin-bottom:42px;

}

.hero-badges{

    display:flex;

    flex-wrap:wrap;

    gap:14px;

}

.hero-badges div{

    display:flex;

    align-items:center;

    justify-content:center;

    gap:8px;

    background:#fff;

    padding:14px 22px;

    border-radius:999px;

    border:1px solid var(--border);

    box-shadow:var(--shadow-sm);

    font-weight:600;

    color:var(--text);

}


/* ==========================================
   HERO IMAGE
========================================== */

.hero-image{

    position:relative;

}

.hero-image img{

    width:100%;

    border-radius:28px;

    box-shadow:var(--shadow-lg);

    object-fit:cover;

    transition:var(--transition);

}

.hero-image img:hover{

    transform:translateY(-8px);

}

.hero-image::before{

    content:"";

    position:absolute;

    inset:18px -18px -18px 18px;

    border-radius:30px;

    border:2px solid rgba(47,111,165,.12);

    z-index:-1;

}

.hero-image::after{

    content:"";

    position:absolute;

    inset:-18px 18px 18px -18px;

    border-radius:30px;

    background:rgba(47,111,165,.05);

    z-index:-2;

}


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

.hero-content{

    animation:fadeUp .8s ease forwards;

}

.hero-image{

    animation:fadeInRight 1s ease forwards;

}

@keyframes fadeUp{

    from{

        opacity:0;

        transform:translateY(35px);

    }

    to{

        opacity:1;

        transform:none;

    }

}

@keyframes fadeInRight{

    from{

        opacity:0;

        transform:translateX(40px);

    }

    to{

        opacity:1;

        transform:none;

    }

}


/* ==========================================
   AGE SECTION
========================================== */

.age-section{

    background:#fff;

}

.age-grid{

    display:grid;

    grid-template-columns:repeat(4,1fr);

    gap:28px;

}

.age-card{

    background:#fff;

    border:1px solid var(--border);

    border-radius:var(--radius-lg);

    padding:40px 30px;

    text-align:center;

    box-shadow:var(--shadow-sm);

    transition:var(--transition);

}

.age-card:hover{

    transform:translateY(-10px);

    box-shadow:var(--shadow-md);

    border-color:rgba(47,111,165,.30);

}

.age-icon{

    width:88px;

    height:88px;

    margin:0 auto 24px;

    display:flex;

    align-items:center;

    justify-content:center;

    font-size:2.6rem;

    border-radius:50%;

    background:#eef6fb;

}

.age-card h3{

    margin-bottom:12px;

}

.age-card p{

    margin-bottom:24px;

}

.age-card span{

    display:inline-flex;

    align-items:center;

    gap:8px;

    color:var(--primary);

    font-weight:700;

}

.age-card:hover span{

    transform:translateX(6px);

}


/* ==========================================
   SECTION BUTTON
========================================== */

.section-button{

    margin-top:50px;

    text-align:center;

}

/* ==========================================
   FEATURED CURRICULUM STUDIES
========================================== */

.featured-studies{

    background:var(--surface-alt);

}

.study-grid{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(320px,1fr));

    gap:34px;

}

.study-card{

    display:flex;

    flex-direction:column;

    overflow:hidden;

    background:var(--surface);

    border:1px solid var(--border);

    border-radius:var(--radius-lg);

    box-shadow:var(--shadow-sm);

    transition:var(--transition);

}

.study-card:hover{

    transform:translateY(-12px);

    box-shadow:var(--shadow-lg);

    border-color:rgba(47,111,165,.25);

}

.study-card img{

    width:100%;

    aspect-ratio:1 / 1;

    object-fit:cover;

    transition:transform .5s ease;

}

.study-card:hover img{

    transform:scale(1.05);

}

.study-content{

    display:flex;

    flex-direction:column;

    flex:1;

    padding:30px;

}

.study-content h3{

    margin:18px 0 14px;

}

.study-content p{

    flex:1;

    margin-bottom:26px;

}


/* ==========================================
   STUDY TAGS
========================================== */

.study-tag{

    display:inline-flex;

    align-items:center;

    justify-content:center;

    width:max-content;

    padding:8px 16px;

    border-radius:999px;

    font-size:.82rem;

    font-weight:700;

    letter-spacing:.03em;

    text-transform:uppercase;

}

.study-tag.blue{

    background:#e7f2ff;

    color:#2f6fa5;

}

.study-tag.green{

    background:#eaf7ea;

    color:#4c7b4c;

}

.study-tag.orange{

    background:#fff2df;

    color:#bf7c15;

}

.study-tag.aqua{

    background:#e7fbff;

    color:#1b7b8c;

}

.study-tag.coral{

    background:#ffecec;

    color:#d55a5a;

}

.study-tag.yellow{

    background:#fff9dd;

    color:#a78516;

}

.study-tag.purple{

    background:#f2ebff;

    color:#7150c8;

}


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

.study-footer{

    display:flex;

    align-items:center;

    justify-content:space-between;

    gap:18px;

    margin-top:auto;

    padding-top:22px;

    border-top:1px solid var(--border);

}

.study-footer span{

    font-size:.92rem;

    font-weight:600;

    color:var(--text-light);

}

.study-footer a{

    color:var(--primary);

    font-weight:700;

}

.study-footer a:hover{

    color:var(--primary-dark);

}


/* ==========================================
   WHY TEACHERS LOVE LITTLE EXPLORERS
========================================== */

.features-section{

    background:#ffffff;

}

.features-grid{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));

    gap:32px;

}

.feature-card{

    text-align:center;

    background:#fff;

    border:1px solid var(--border);

    border-radius:var(--radius-lg);

    padding:40px 32px;

    box-shadow:var(--shadow-sm);

    transition:var(--transition);

}

.feature-card:hover{

    transform:translateY(-10px);

    box-shadow:var(--shadow-md);

}

.feature-icon{

    width:82px;

    height:82px;

    margin:0 auto 25px;

    display:flex;

    align-items:center;

    justify-content:center;

    border-radius:50%;

    background:#eef6fb;

    font-size:2.2rem;

}

.feature-card h3{

    margin-bottom:16px;

}

.feature-card p{

    font-size:.97rem;

}


/* ==========================================
   FEATURED TEACHER RESOURCES
========================================== */

.teacher-resources-home{

    background:var(--surface-alt);

}

.resources-grid{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));

    gap:30px;

}

.resource-card{

    display:flex;

    flex-direction:column;

    justify-content:space-between;

    min-height:260px;

    background:#fff;

    border:1px solid var(--border);

    border-radius:var(--radius-lg);

    padding:35px;

    box-shadow:var(--shadow-sm);

    transition:var(--transition);

}

.resource-card:hover{

    transform:translateY(-10px);

    box-shadow:var(--shadow-md);

    border-color:rgba(47,111,165,.25);

}

.resource-card h3{

    margin-bottom:18px;

}

.resource-card p{

    flex:1;

    margin-bottom:28px;

}

.resource-card span{

    color:var(--primary);

    font-weight:700;

}

/* ==========================================
   SITE STATISTICS
========================================== */

.stats-section{

    background:#ffffff;

}

.stats-grid{

    display:grid;

    grid-template-columns:repeat(4,1fr);

    gap:30px;

    margin-top:20px;

}

.stat-card{

    text-align:center;

    background:#fff;

    border:1px solid var(--border);

    border-radius:var(--radius-lg);

    padding:45px 25px;

    box-shadow:var(--shadow-sm);

    transition:var(--transition);

}

.stat-card:hover{

    transform:translateY(-10px);

    box-shadow:var(--shadow-md);

}

.stat-card h2{

    color:var(--primary);

    font-size:3rem;

    margin-bottom:10px;

}

.stat-card p{

    font-size:1rem;

    font-weight:600;

    color:var(--text);

}


/* ==========================================
   NEWSLETTER
========================================== */

.newsletter{

    background:linear-gradient(
        135deg,
        var(--primary),
        var(--primary-dark)
    );

    color:#fff;

}

.newsletter .section-title,
.newsletter h2,
.newsletter h3,
.newsletter p,
.newsletter small{

    color:#fff;

}

.newsletter-box{

    display:grid;

    grid-template-columns:1.3fr .8fr;

    gap:60px;

    align-items:center;

}

.newsletter-tag{

    display:inline-block;

    padding:8px 18px;

    border-radius:999px;

    background:rgba(255,255,255,.15);

    margin-bottom:20px;

    font-size:.85rem;

    font-weight:700;

    letter-spacing:.04em;

}

.newsletter-content h2{

    margin-bottom:22px;

}

.newsletter-content p{

    opacity:.95;

    margin-bottom:32px;

}

.newsletter-benefits{

    display:grid;

    grid-template-columns:repeat(2,1fr);

    gap:18px;

}

.newsletter-benefits div{

    background:rgba(255,255,255,.10);

    border:1px solid rgba(255,255,255,.15);

    border-radius:14px;

    padding:14px 18px;

    font-weight:600;

}

.newsletter-card{

    background:#fff;

    color:var(--text);

    border-radius:var(--radius-lg);

    padding:40px;

    box-shadow:var(--shadow-lg);

}

.newsletter-card h3{

    margin-bottom:12px;

}

.newsletter-card p{

    margin-bottom:24px;

    color:var(--text-light);

}

.newsletter-form{

    display:flex;

    flex-direction:column;

    gap:18px;

}

.input-group{

    display:flex;

    align-items:center;

    border:1px solid var(--border);

    border-radius:999px;

    overflow:hidden;

    background:#fff;

}

.input-icon{

    padding-left:20px;

    font-size:1.1rem;

}

.input-group input{

    flex:1;

    border:none;

    outline:none;

    padding:16px;

}

.newsletter-form button{

    border:none;

    cursor:pointer;

    border-radius:999px;

    padding:16px;

    background:var(--primary);

    color:#fff;

    font-weight:700;

    transition:var(--transition);

}

.newsletter-form button:hover{

    background:var(--primary-dark);

}

.newsletter small{

    display:block;

    margin-top:18px;

    color:var(--text-light);

}


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

footer{

    background:#1d2d3f;

    color:#d9e3ec;

    padding-top:80px;

}

.footer-grid{

    display:grid;

    grid-template-columns:2fr 1fr 1fr 1fr;

    gap:45px;

    padding-bottom:60px;

}

.footer-grid h3,
.footer-grid h4{

    color:#fff;

    margin-bottom:20px;

}

.footer-grid p{

    color:#c6d3df;

}

.footer-grid ul{

    display:flex;

    flex-direction:column;

    gap:12px;

}

.footer-grid a{

    color:#d9e3ec;

    transition:var(--transition);

}

.footer-grid a:hover{

    color:#fff;

    padding-left:6px;

}

.footer-bottom{

    text-align:center;

    border-top:1px solid rgba(255,255,255,.10);

    padding:25px 0;

}

.footer-bottom p{

    color:#c6d3df;

}


/* ==========================================
   RESPONSIVE
========================================== */

@media (max-width:992px){

.hero-grid{

    grid-template-columns:1fr;

    text-align:center;

}

.hero-content{

    max-width:100%;

}

.hero-buttons,
.hero-badges{

    justify-content:center;

}

.newsletter-box{

    grid-template-columns:1fr;

}

.footer-grid{

    grid-template-columns:repeat(2,1fr);

}

.stats-grid{

    grid-template-columns:repeat(2,1fr);

}

}

/* ==========================================
   TABLET & MOBILE NAVIGATION
========================================== */

@media (max-width:1100px){

.nav-container{

position:relative;

}

.mobile-menu{

display:flex;

align-items:center;

justify-content:center;

z-index:1001;

}

.main-nav{

display:none;

position:absolute;

top:100%;

left:0;

right:0;

background:#fff;

border-top:1px solid var(--border);

box-shadow:0 18px 40px rgba(0,0,0,.08);

z-index:999;

}


.main-nav.show{

display:block;

}

.main-nav ul{

display:flex;

flex-direction:column;

gap:0;

padding:1rem;

}

.main-nav li{

width:100%;

}

.main-nav a{

display:block;

padding:1rem;

border-radius:10px;

}

.main-nav a:hover{

background:var(--surface-alt);

}

.age-grid,
.study-grid,
.features-grid,
.resources-grid{

grid-template-columns:repeat(2,1fr);

}

}

@media (max-width:640px){

.nav-container{

min-height:72px;

}

.hero-grid{

grid-template-columns:1fr;

text-align:center;

gap:3rem;

}

.hero-content{

max-width:100%;

}

.hero-badges{

justify-content:center;

}

.hero-image{

order:-1;

}
   
   section{

    padding:70px 0;

}

.hero{

    padding:80px 0;

}

.hero-content h2{

    font-size:2.3rem;

}

.hero-buttons{

    flex-direction:column;

}

.hero-buttons .btn{

    width:100%;

}

.age-grid,
.study-grid,
.features-grid,
.resources-grid,
.stats-grid,
.newsletter-benefits,
.footer-grid{

    grid-template-columns:1fr;

}

.age-card,
.study-card,
.feature-card,
.resource-card,
.stat-card{

    padding:30px;

}

.logo img{

    width:52px;

    height:52px;

}

.logo h1{

    font-size:1.2rem;

}

.logo span{

    font-size:.85rem;

}

.container{

    width:min(94%,1280px);

}

}