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

html{
    scroll-behavior:smooth;
}

body{
    font-family:"Segoe UI",Arial,sans-serif;
    background:#f4f7fb;
    color:#1f2937;
    overflow-x:hidden;
}

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

.top-header{
    width:100%;
    padding:12px 5%;
    background:#ffffff;
    display:flex;
    justify-content:space-between;
    align-items:center;
    position:sticky;
    top:0;
    z-index:999;
    box-shadow:0 4px 18px rgba(0,0,0,0.08);
    border-bottom:3px solid #ffd60a;
}

/* LOGO AREA */

.logo-box{
    display:flex;
    align-items:center;
    gap:18px;
}

.school-logo{
    width:85px;
    height:85px;
    object-fit:contain;
    display:block;
}

.logo-box h1{
    font-size:34px;
    line-height:1.05;
    color:#003566;
    font-weight:800;
    margin:0;
}

.logo-box p{
    font-size:15px;
    color:#64748b;
    margin-top:6px;
}

/* NAVIGATION */

nav{
    display:flex;
    gap:28px;
    align-items:center;
}

nav a{
    text-decoration:none;
    color:#1e293b;
    font-weight:600;
    font-size:17px;
    transition:0.3s;
}

nav a:hover{
    color:#0077b6;
}

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

.hero{
    min-height:88vh;

    background:
    linear-gradient(rgba(0,35,91,0.72),rgba(0,35,91,0.72)),
    url("images/hero-school.jpg");

    background-size:cover;
    background-position:center;

    display:flex;
    align-items:center;

    padding:80px 6%;
    color:white;
}

.hero-content{
    max-width:760px;
}

.badge{
    background:#ffd60a;
    color:#001d3d;

    padding:10px 22px;
    border-radius:40px;

    font-weight:700;
    display:inline-block;
    margin-bottom:24px;
}

.hero h2{
    font-size:62px;
    line-height:1.08;
    margin-bottom:24px;
    font-weight:800;
}

.hero p{
    font-size:22px;
    line-height:1.8;
    color:#e0f2fe;
}

/* BUTTONS */

.hero-buttons,
.admission-actions{
    margin-top:32px;
    display:flex;
    gap:18px;
    flex-wrap:wrap;
}

.btn{
    padding:15px 28px;
    border-radius:40px;
    text-decoration:none;
    font-weight:700;
    transition:0.3s;
}

.btn.primary{
    background:#ffd60a;
    color:#001d3d;
}

.btn.secondary{
    border:2px solid white;
    color:white;
}

.btn:hover{
    transform:translateY(-4px);
}

/* =========================
   STATS
========================= */

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

    margin:-55px 6% 50px;

    position:relative;
    z-index:5;

    background:white;
    border-radius:22px;
    overflow:hidden;

    box-shadow:0 12px 35px rgba(0,0,0,0.12);
}

.stats div{
    padding:35px;
    text-align:center;
    border-right:1px solid #e5e7eb;
}

.stats div:last-child{
    border-right:none;
}

.stats h3{
    color:#004aad;
    font-size:28px;
    margin-bottom:8px;
}

.stats p{
    color:#64748b;
    line-height:1.6;
}

/* =========================
   GENERAL SECTION
========================= */

.section{
    padding:90px 6%;
}

.section-title{
    text-align:center;
    max-width:850px;
    margin:0 auto 55px;
}

.section-title span{
    color:#0077b6;
    font-weight:800;
    text-transform:uppercase;
    letter-spacing:1px;
}

.section-title h2{
    font-size:44px;
    margin:14px 0;
    color:#001d3d;
}

.section-title p{
    font-size:19px;
    color:#64748b;
    line-height:1.8;
}

/* =========================
   ABOUT & FACILITIES
========================= */

.about-grid,
.facility-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:28px;
}

.about-card,
.facility-card{
    background:white;
    padding:35px;
    border-radius:20px;

    box-shadow:0 8px 22px rgba(0,0,0,0.08);

    transition:0.3s;
}

.about-card:hover,
.facility-card:hover,
.modern-card:hover{
    transform:translateY(-8px);
}

.about-card h3,
.facility-card h3{
    color:#003566;
    margin-bottom:14px;
    font-size:24px;
}

.about-card p,
.facility-card p{
    color:#64748b;
    line-height:1.8;
}

.icon{
    font-size:42px;
    margin-bottom:16px;
}

/* =========================
   MODERN LEARNING
========================= */

.modern-section{
    background:linear-gradient(135deg,#001d3d,#003566);
    padding:90px 6%;
}

.section-title.light h2,
.section-title.light p{
    color:white;
}

.section-title.light span{
    color:#ffd60a;
}

.modern-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:28px;
}

.modern-card{
    background:white;
    border-radius:22px;
    overflow:hidden;

    box-shadow:0 10px 25px rgba(0,0,0,0.18);

    transition:0.3s;
}

.modern-card img{
    width:100%;
    height:260px;
    object-fit:cover;
}

.modern-card div{
    padding:28px;
}

.modern-card h3{
    color:#003566;
    margin-bottom:14px;
    font-size:26px;
}

.modern-card p{
    color:#64748b;
    line-height:1.8;
}

/* =========================
   WHY SECTION
========================= */

.why-section{
    background:
    linear-gradient(rgba(0,29,61,0.85),rgba(0,29,61,0.85)),
    url("images/school-bus.jpg");

    background-size:cover;
    background-position:center;

    padding:90px 6%;
    color:white;
}

.why-content{
    max-width:780px;
}

.why-content h2{
    font-size:46px;
    margin-bottom:30px;
}

.why-content ul{
    list-style:none;
}

.why-content li{
    padding:14px 0 14px 36px;
    position:relative;
    font-size:20px;
    line-height:1.7;
}

.why-content li::before{
    content:"✔";
    position:absolute;
    left:0;
    color:#ffd60a;
    font-weight:bold;
}

/* =========================
   ADMISSION
========================= */

.admission-section{
    padding:90px 6%;
    background:#e0f2fe;
}

.admission-box{
    max-width:950px;
    margin:auto;

    background:linear-gradient(135deg,#004aad,#00b4d8);

    color:white;

    padding:60px;
    text-align:center;

    border-radius:30px;

    box-shadow:0 15px 35px rgba(0,0,0,0.15);
}

.admission-box h2{
    font-size:48px;
    margin-bottom:18px;
}

.admission-box p{
    font-size:20px;
    line-height:1.8;
}

.admission-box .btn.secondary{
    background:transparent;
}

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

.contact-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:28px;
}

.contact-grid div{
    background:white;

    padding:35px;

    border-radius:20px;

    text-align:center;

    box-shadow:0 8px 22px rgba(0,0,0,0.08);
}

.contact-grid h3{
    color:#003566;
    margin-bottom:12px;
    font-size:24px;
}

.contact-grid p{
    color:#64748b;
    font-size:18px;
}

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

footer{
    background:#001d3d;
    color:white;
    text-align:center;
    padding:25px;
    line-height:1.9;
}

/* =========================
   BACK TO TOP
========================= */

.back-top{
    position:fixed;
    right:24px;
    bottom:24px;

    width:52px;
    height:52px;

    background:#ffd60a;
    color:#001d3d;

    text-decoration:none;

    display:grid;
    place-items:center;

    border-radius:50%;

    font-size:24px;
    font-weight:bold;

    box-shadow:0 6px 18px rgba(0,0,0,0.3);

    z-index:999;
}

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

@media(max-width:991px){

    .top-header{
        flex-direction:column;
        gap:20px;
        padding:18px;
    }

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

    .school-logo{
        width:70px;
        height:70px;
    }

    .logo-box h1{
        font-size:28px;
    }

    nav{
        flex-wrap:wrap;
        justify-content:center;
        gap:18px;
    }

    nav a{
        font-size:15px;
    }

    .hero{
        text-align:center;
        justify-content:center;
    }

    .hero h2{
        font-size:40px;
    }

    .hero p{
        font-size:18px;
    }

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

    .stats,
    .about-grid,
    .facility-grid,
    .modern-grid,
    .contact-grid{
        grid-template-columns:1fr;
    }

    .stats{
        margin:20px 6%;
    }

    .section-title h2{
        font-size:34px;
    }

    .why-content h2{
        font-size:34px;
    }

    .admission-box{
        padding:40px 25px;
    }

    .admission-box h2{
        font-size:36px;
    }

}