/* ===== BODY ===== */
body {
    background: #f5f7fa;
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    padding: 0;
}


/* ===== HEADER (University Style) ===== */
.header {
    background: linear-gradient(135deg, #0b3c6d, #0d4c8f);
    color: white;
    border-bottom: 4px solid #ffcc00;
    padding: 10px 0;
}

/* Header Layout */
.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.logo img {
    height: 60px;
    width: auto;
}

/* Header Text */
.header-text {
    text-align: center;
    flex: 1;
}

.header-text h5 {
    margin: 0;
    font-weight: 600;
    font-size: 20px;
}

.header-text p {
    margin: 0;
    font-size: 13px;
    opacity: 0.9;
}

/* Website Link */
.header a {
    color: #ffcc00;
    text-decoration: none;
    font-weight: 500;
}

.header a:hover {
    text-decoration: underline;
}


/* ===== CARD DESIGN ===== */
.card {
    border-radius: 14px;
    border: none;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-3px);
}


/* ===== FORM INPUT ===== */
.form-control,
.form-select {
    border-radius: 8px;
    padding: 10px;
    border: 1px solid #ced4da;
    transition: 0.2s;
}

.form-control:focus,
.form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 5px rgba(13,110,253,0.2);
}


/* ===== BUTTONS ===== */
.btn {
    border-radius: 8px;
    padding: 10px;
    font-weight: 500;
}

/* Primary */
.btn-primary {
    background-color: #0d6efd;
    border: none;
}

.btn-primary:hover {
    background-color: #0b5ed7;
}

/* WhatsApp */
.btn-success {
    background: #25D366;
    border: none;
}

.btn-success:hover {
    background: #1ebe5d;
}


/* ===== SHADOW IMPROVEMENT ===== */
.shadow {
    box-shadow: 0 6px 18px rgba(0,0,0,0.08) !important;
}


/* ===== QR IMAGE ===== */
img {
    max-width: 100%;
    height: auto;
}


/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .header-text h5 {
        font-size: 16px;
    }

    .header-text p {
        font-size: 12px;
    }

    .logo img {
        height: 50px;
    }
}