/* =======================
   GLOBAL
   ======================= */
body {
    margin: 0;
    font-family: "Poppins", Arial, sans-serif;
    background:#f3f4f8;
    color:#222;
}
h1, h2, h3, h4 {
    font-family: "Merriweather", Georgia, serif;
}
a { 
    text-decoration:none; 
}

/* =======================
   HEADER
   ======================= */
.main-header {
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:15px 40px;
    background:#ffffff;
    color:#3b156b;
    box-shadow:0 2px 10px rgba(0,0,0,0.06);
    position:sticky;
    top:0;
    z-index:100;
}
.logo-area {
    display:flex;
    align-items:center;
    gap:150px;
}
.logo {
    height:80px;
}
.tagline h1 {
    margin:0;
    font-size:26px;
    letter-spacing:1px;
    color:#3b156b;
}
.tagline p {
    margin:3px 0 0;
    font-size:13px;
    color:#f57c1f;
    font-weight:600;
}
.main-nav {
    display:flex;
    align-items:center;
    gap:16px;
}
.main-nav a {
    position:relative;
    display:inline-block;
    color:#3b156b;
    font-size:16px;
    font-weight:500;
    padding:6px 10px;
    border-radius:999px;
    transition:color 0.25s ease, transform 0.25s ease;
}

/* light background pill on hover */
.main-nav a::before {
    content:"";
    position:absolute;
    inset:0;
    border-radius:999px;
    background:linear-gradient(120deg, rgba(245,124,31,0.08), rgba(59,21,107,0.06));
    opacity:0;
    transform:scaleX(0.6);
    transform-origin:center;
    transition:opacity 0.25s ease, transform 0.25s ease;
    z-index:-1;
}

/* bottom underline animation */
.main-nav a::after {
    content:"";
    position:absolute;
    left:16%;
    right:16%;
    bottom:-4px;
    height:2px;
    border-radius:999px;
    background:linear-gradient(90deg,#f57c1f,#3b156b);
    transform:scaleX(0);
    transform-origin:center;
    transition:transform 0.25s ease;
}

.main-nav a:hover {
    color:#3b156b;
    transform:translateY(-1px);
}
.main-nav a:hover::before {
    opacity:1;
    transform:scaleX(1);
}
.main-nav a:hover::after {
    transform:scaleX(1);
}

/* Buttons in header */
.btn-secondary {
    background:#3b156b;          
    color:#ffffff !important;    
    padding:7px 14px;
    border-radius:999px;
    font-size:12px;
    font-weight:500;
}

/* Global primary button – normal */
.btn-primary {
    display:inline-block;
    padding:8px 16px;
    border-radius:999px;
    border:none;
    cursor:pointer;
    font-size:14px;
    font-weight:600;
    color:#ffffff;
    background:linear-gradient(120deg,#3b156b,#f57c1f);
    box-shadow:0 8px 20px rgba(59,21,107,0.35);
    text-decoration:none;
    transition:transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}
.btn-primary:hover {
    transform:translateY(-1px);
    box-shadow:0 12px 26px rgba(59,21,107,0.45);
    opacity:0.96;
}

/* =======================
   HERO
   ======================= */
.hero {
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:40px;
    padding:50px 40px;
    background:linear-gradient(135deg,#3b156b,#f57c1f);
    color:#fff;
}
.hero-text {
    max-width:55%;
}
.hero-text h2 {
    font-size:30px;
    margin-top:0;
}
.hero-text p {
    font-size:14px;
    line-height:1.6;
}
.hero-side {
    max-width:40%;
    background:#ffffff;
    color:#3b156b;
    padding:20px 22px;
    border-radius:16px;
    box-shadow:0 16px 40px rgba(15,23,42,0.18);
    font-size:13px;
}

/* =======================
   GENERIC SECTIONS
   ======================= */
.section {
    padding:50px 40px;
}
.section h2 {
    margin-top:0;
    font-size:24px;
    color:#3b156b;
}
.section p {
    font-size:14px;
    color:#555;
    max-width:780px;
}

/* =======================
   COURSES SECTION
   ======================= */
.courses-section {
    padding:60px 40px;
    background:#f3f4f8;
}

.section-title {
    text-align:center;
    font-size:32px;
    margin-bottom:8px;
    color:#1f2937;
}

.section-subtitle {
    text-align:center;
    max-width:620px;
    margin:0 auto 32px;
    color:#6b7280;
    font-size:15px;
}

.course-grid {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:24px;
}

/* Card style – clean, .org inspired */
.course-card {
    background:#ffffff;
    border-radius:18px;
    padding:22px 20px 20px;
    box-shadow:0 18px 45px rgba(15,23,42,0.08);
    border:1px solid rgba(148,163,184,0.2);
    display:flex;
    flex-direction:column;
    gap:10px;
}

/* Small level pill on top */
.course-level {
    display:inline-block;
    font-size:12px;
    font-weight:600;
    letter-spacing:0.08em;
    text-transform:uppercase;
    color:#6366f1;
    background:rgba(99,102,241,0.08);
    padding:4px 10px;
    border-radius:999px;
}

.course-card h3 {
    margin:0;
    font-size:18px;
    color:#111827;
}

.course-desc {
    margin:0;
    font-size:14px;
    color:#6b7280;
}

.course-points {
    list-style:none;
    padding:0;
    margin:8px 0 14px;
}

.course-points li {
    font-size:13px;
    color:#4b5563;
    padding-left:20px;
    position:relative;
    margin-bottom:4px;
}

.course-points li::before {
    content:'•';
    position:absolute;
    left:6px;
    top:0;
    color:#6366f1;
    font-size:18px;
    line-height:1;
}

/* Button as long strip inside cards */
.course-card .course-cta {
    display:block;
    width:100%;
    text-align:center;
    margin-top:10px;
    align-self:stretch;
}

/* =======================
   BRANCHES & HIGHLIGHTS
   ======================= */
.branches {
    display:flex;
    gap:30px;
    flex-wrap:wrap;
}
.branch-box {
    background:#fff;
    padding:18px 20px;
    border-radius:14px;
    box-shadow:0 10px 30px rgba(15,23,42,0.08);
    flex:1;
    min-width:260px;
    font-size:13px;
}
.highlight-area {
    background:#fff8e6;
    padding:25px;
    border-radius:16px;
    box-shadow:0 10px 30px rgba(15,23,42,0.08);
}
.highlight-quiz {
    margin-top:15px;
    display:flex;
    justify-content:space-between;
    gap:20px;
    flex-wrap:wrap;
}
.quiz-card {
    background:#fff;
    padding:15px;
    border-radius:12px;
    flex:1;
    min-width:260px;
    font-size:13px;
}
.quiz-card img {
    max-width:100%;
    border-radius:8px;
}

/* =======================
   FORMS
   ======================= */
.form-group {
    margin-bottom:12px;
}
.form-group label {
    display:block;
    font-size:13px;
    margin-bottom:4px;
    color:#3b156b;
}
.form-group input,
.form-group select,
.form-group textarea {
    width:100%;
    padding:8px 10px;
    border-radius:10px;
    border:1px solid #d3d7fb;
    font-size:13px;
    box-sizing:border-box;
    background:#fdfdff;
    transition:border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline:none;
    border-color:#f57c1f;
    box-shadow:0 0 0 2px rgba(245,124,31,0.18);
    background:#ffffff;
}

.btn-block {
    width:100%;
    padding:10px;
    border:none;
    border-radius:999px;
    background:linear-gradient(120deg,#3b156b,#f57c1f);
    color:#fff;
    font-weight:600;
    font-size:13px;
    cursor:pointer;
    box-shadow:0 10px 24px rgba(15,23,42,0.35);
    transition:transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-block:hover {
    transform:translateY(-1px);
    box-shadow:0 14px 30px rgba(15,23,42,0.45);
}

/* =======================
   MODAL (BOOK DEMO)
   ======================= */
.modal {
    display:none;
    position:fixed;
    top:0;left:0;right:0;bottom:0;
    background:rgba(15,23,42,0.65);
    justify-content:center;
    align-items:center;
    z-index:1000;
    backdrop-filter:blur(4px);
}
.modal-content {
    background:linear-gradient(145deg,#ffffff,#f9f2ff);
    padding:22px 24px 20px;
    border-radius:18px;
    max-width:430px;
    width:90%;
    box-shadow:0 24px 60px rgba(15,23,42,0.45);
    border:1px solid rgba(245,124,31,0.25);
    position:relative;
}
.modal-content::before {
    content:"";
    position:absolute;
    top:-60px;
    right:-40px;
    width:130px;
    height:130px;
    background:radial-gradient(circle at center,rgba(245,124,31,0.25),transparent 60%);
    opacity:0.6;
    z-index:-1;
}
.modal-header {
    display:flex;
    justify-content:space-between;
    align-items:flex-start;
    margin-bottom:6px;
}
.modal-header h3 {
    margin:0;
    font-size:18px;
    color:#3b156b;
}
.close-btn {
    cursor:pointer;
    font-size:20px;
    border:none;
    background:none;
    color:#8a8fa8;
    transition:color 0.2s ease, transform 0.2s ease;
}
.close-btn:hover {
    color:#3b156b;
    transform:scale(1.1);
}
.small-note {
    font-size:11px;
    color:#7c7f90;
    margin-top:8px;
}

/* =======================
   FOOTER
   ======================= */
.footer {
    text-align:center;
    padding:16px;
    background:#3b156b;
    color:#fff;
    font-size:12px;
    margin-top:40px;
}

/* =======================
   MOBILE RESPONSIVE
   ======================= */
@media (max-width: 991px) {
    .main-header {
        padding:10px 18px;
        flex-wrap:wrap;
        row-gap:8px;
    }
    .logo-area {
        flex:1 0 100%;
        justify-content:center;
        gap:16px;
    }
    .main-nav {
        flex:1 0 100%;
        justify-content:center;
        flex-wrap:wrap;
        row-gap:6px;
    }
    .main-nav a,
    .main-nav .btn-primary,
    .main-nav .btn-secondary {
        font-size:13px;
        padding:6px 10px;
    }

    .hero {
        padding:30px 18px;
        flex-direction:column;
        text-align:center;
    }
    .hero-text,
    .hero-side {
        max-width:100%;
    }
    .hero-side {
        margin-top:10px;
    }

    .section,
    .courses-section {
        padding:32px 18px;
    }
}

@media (max-width: 768px) {
    .course-grid {
        grid-template-columns:1fr;
    }

    .branches {
        flex-direction:column;
    }

    .modal-content {
        max-width:95%;
        padding:18px 16px;
    }

    .main-header {
        position:static;
    }
}

@media (max-width: 480px) {
    .main-nav {
        gap:8px;
    }
    .main-nav a {
        padding:5px 8px;
    }
    .btn-secondary {
        padding:5px 10px;
    }
    .hero-text h2 {
        font-size:22px;
    }
    .hero-text p {
        font-size:13px;
    }
}