/* ============================================================================
   pushkarji.com — public pages design system
   Shared by: layouts/app_public, pages/show, public/* (directory, admission,
   verify-receipt) and anywhere else a clean blue/white public page is needed.
   Matches resources/views/welcome.blade.php.
   ========================================================================== */

:root {
    --blue: #2563eb;
    --blue-dark: #1d4ed8;
    --blue-50: #eff6ff;
    --blue-100: #dbeafe;
    --ink: #0f172a;
    --body: #334155;
    --muted: #64748b;
    --line: #e2e8f0;
    --bg-alt: #f8fafc;
    --radius: 12px;
    --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 6px 20px -8px rgba(15, 23, 42, .10);
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);

    /* Bootstrap bridge — recolour BS5 components used on CMS / directory pages */
    --bs-primary: #2563eb;
    --bs-primary-rgb: 37, 99, 235;
    --bs-link-color: #2563eb;
    --bs-link-color-rgb: 37, 99, 235;
    --bs-link-hover-color: #1d4ed8;
    --bs-body-color: #334155;
    --bs-body-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --bs-border-color: #e2e8f0;
    --bs-border-radius: 10px;
    --bs-border-radius-lg: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--body);
    background: #fff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    margin: 0;
}

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dark); }
img { max-width: 100%; }

h1, h2, h3, h4, h5 { color: var(--ink); line-height: 1.2; font-weight: 700; letter-spacing: -.02em; }
h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.05rem); }
h3 { font-size: 1.2rem; }

/* ---------- layout primitives ---------- */
.pk-wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.pk-wrap--narrow { max-width: 860px; }
.pk-section { padding: 72px 0; }
.pk-section--alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pk-center { text-align: center; }

.pk-eyebrow {
    display: inline-block;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--blue);
    background: var(--blue-50);
    border: 1px solid var(--blue-100);
    padding: 5px 12px;
    border-radius: 999px;
    margin-bottom: 16px;
}

.pk-lead { font-size: 1.05rem; color: var(--muted); max-width: 640px; }
.pk-center .pk-lead { margin-left: auto; margin-right: auto; }

/* ---------- buttons ---------- */
.pk-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: .95rem;
    line-height: 1.2;
    padding: 11px 20px;
    border-radius: 9px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background .15s, border-color .15s, transform .15s, box-shadow .15s;
}
.pk-btn-primary { background: var(--blue); color: #fff; }
.pk-btn-primary:hover { background: var(--blue-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 8px 20px -8px rgba(37, 99, 235, .5); }
.pk-btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.pk-btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.pk-btn-block { width: 100%; justify-content: center; }

/* ---------- header ---------- */
.pk-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .9);
    backdrop-filter: saturate(160%) blur(8px);
    -webkit-backdrop-filter: saturate(160%) blur(8px);
    border-bottom: 1px solid transparent;
    transition: border-color .2s, box-shadow .2s;
}
.pk-header.scrolled { border-color: var(--line); box-shadow: var(--shadow-sm); }
.pk-nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.pk-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; color: var(--ink); letter-spacing: -.02em; }
.pk-brand .mark { width: 30px; height: 30px; border-radius: 8px; background: var(--blue); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: .95rem; flex: none; }
.pk-brand .accent { color: var(--blue); }
.pk-brand img { height: 34px; width: auto; display: block; }
.pk-nav-links { display: flex; align-items: center; gap: 28px; }
.pk-nav-links a { color: var(--body); font-weight: 500; font-size: .93rem; }
.pk-nav-links a:hover, .pk-nav-links a.active { color: var(--blue); }
.pk-nav-cta { display: flex; align-items: center; gap: 14px; }
.pk-nav-cta .pk-login { font-weight: 600; color: var(--ink); }
.pk-nav-cta .pk-login:hover { color: var(--blue); }
.pk-nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 8px; padding: 7px 9px; cursor: pointer; }
.pk-nav-toggle svg { width: 20px; height: 20px; stroke: var(--ink); display: block; }
.pk-mobile-menu { display: none; background: #fff; border-bottom: 1px solid var(--line); padding: 12px 24px 18px; }
.pk-mobile-menu a { display: block; padding: 10px 0; color: var(--body); font-weight: 500; border-bottom: 1px solid var(--bg-alt); }
.pk-mobile-menu .pk-btn { width: 100%; justify-content: center; margin-top: 12px; }

/* ---------- page head band (CMS / directory / utility pages) ---------- */
.pk-pagehead { background: linear-gradient(180deg, var(--blue-50), #fff 92%); border-bottom: 1px solid var(--line); padding: 56px 0 48px; text-align: center; }
.pk-pagehead h1 { margin: 0 0 10px; }
.pk-pagehead p { color: var(--muted); max-width: 620px; margin: 0 auto; }
.pk-crumb { margin-top: 14px; font-size: .85rem; color: var(--muted); }
.pk-crumb a { color: var(--muted); }
.pk-crumb a:hover { color: var(--blue); }

/* ---------- cards ---------- */
.pk-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}
.pk-card--hover { transition: border-color .15s, transform .15s, box-shadow .15s; }
.pk-card--hover:hover { border-color: var(--blue); transform: translateY(-3px); box-shadow: var(--shadow); }

.pk-ic { width: 40px; height: 40px; border-radius: 10px; background: var(--blue-50); color: var(--blue); display: grid; place-items: center; margin-bottom: 13px; }
.pk-ic svg { width: 20px; height: 20px; stroke: var(--blue); fill: none; }
.pk-ic i { color: var(--blue); font-size: 1rem; }

/* ---------- grid ---------- */
.pk-grid { display: grid; gap: 20px; }
.pk-grid-2 { grid-template-columns: repeat(2, 1fr); }
.pk-grid-3 { grid-template-columns: repeat(3, 1fr); }

/* ---------- forms (native, prefixed) ---------- */
.pk-form { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 26px; box-shadow: var(--shadow-sm); }
.pk-field { margin-bottom: 15px; }
.pk-field label { display: block; font-size: .82rem; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.pk-field .req { color: #dc2626; }
.pk-field input, .pk-field select, .pk-field textarea {
    width: 100%;
    font: inherit;
    font-size: .93rem;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: #fff;
    color: var(--ink);
    transition: border-color .15s, box-shadow .15s;
}
.pk-field input:focus, .pk-field select:focus, .pk-field textarea:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
}
.pk-field textarea { resize: vertical; min-height: 110px; }
.pk-field small { display: block; margin-top: 5px; font-size: .78rem; color: var(--muted); }
.pk-frow { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ---------- alerts ---------- */
.pk-alert { border-radius: 10px; padding: 14px 16px; font-size: .9rem; margin-bottom: 16px; border: 1px solid transparent; }
.pk-alert-ok { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
.pk-alert-err { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.pk-alert-info { background: var(--blue-50); border-color: var(--blue-100); color: var(--blue-dark); }
.pk-alert-warn { background: #fffbeb; border-color: #fde68a; color: #92400e; }

/* ---------- prose (renders admin-authored CMS HTML nicely) ---------- */
.pk-prose { color: var(--body); font-size: 1rem; }
.pk-prose > *:first-child { margin-top: 0; }
.pk-prose h1, .pk-prose h2, .pk-prose h3, .pk-prose h4 { margin: 2rem 0 .75rem; }
.pk-prose h2 { font-size: 1.5rem; }
.pk-prose h3 { font-size: 1.2rem; }
.pk-prose p { margin: 0 0 1rem; }
.pk-prose ul, .pk-prose ol { margin: 0 0 1rem; padding-left: 1.4rem; }
.pk-prose li { margin-bottom: .4rem; }
.pk-prose a { color: var(--blue); font-weight: 500; }
.pk-prose img { border-radius: var(--radius); border: 1px solid var(--line); height: auto; }
.pk-prose blockquote { margin: 1.5rem 0; padding: .6rem 1.2rem; border-left: 3px solid var(--blue); color: var(--muted); background: var(--bg-alt); border-radius: 0 8px 8px 0; }
.pk-prose hr { border: 0; border-top: 1px solid var(--line); margin: 2rem 0; }
.pk-prose table { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: .93rem; border: 1px solid var(--line); }
.pk-prose th, .pk-prose td { padding: .7rem .85rem; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.pk-prose thead th { background: var(--bg-alt); color: var(--ink); }
/* tame heavy utility classes that CMS content may carry */
.pk-prose .display-1, .pk-prose .display-2, .pk-prose .display-3,
.pk-prose .display-4, .pk-prose .display-5, .pk-prose .display-6 { font-size: 1.6rem; font-weight: 700; }
.pk-prose .shadow, .pk-prose .shadow-lg, .pk-prose .shadow-sm { box-shadow: var(--shadow-sm) !important; }
.pk-prose .bg-primary { background: var(--blue) !important; }
.pk-prose .rounded-4, .pk-prose .rounded-3 { border-radius: var(--radius) !important; }

/* ---------- footer ---------- */
.pk-footer { background: var(--ink); color: #cbd5e1; padding: 56px 0 26px; }
.pk-footer .fgrid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 34px; }
.pk-footer .pk-brand { color: #fff; margin-bottom: 12px; }
.pk-footer .pk-brand .accent { color: #93c5fd; }
.pk-footer p { color: #94a3b8; font-size: .9rem; max-width: 300px; }
.pk-footer h4 { color: #fff; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; margin: 0 0 14px; }
.pk-footer ul { list-style: none; padding: 0; margin: 0; }
.pk-footer li { margin-bottom: 9px; }
.pk-footer li a { color: #94a3b8; font-size: .9rem; }
.pk-footer li a:hover { color: #fff; }
.pk-footer .fbottom { border-top: 1px solid #1e293b; margin-top: 40px; padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: .84rem; color: #64748b; }

/* ---------- utilities ---------- */
.pk-mt-0 { margin-top: 0; }
.pk-mt-1 { margin-top: 8px; }
.pk-mt-2 { margin-top: 16px; }
.pk-mt-3 { margin-top: 24px; }
.pk-mt-4 { margin-top: 32px; }
.pk-muted { color: var(--muted); }
.pk-stack > * + * { margin-top: 14px; }

/* ============================================================================
   Bootstrap 5 overrides — pages that still load bootstrap.min.css
   (pages/show, school_directory, admission_form, admission_success)
   ========================================================================== */
.btn-primary {
    --bs-btn-bg: var(--blue);
    --bs-btn-border-color: var(--blue);
    --bs-btn-hover-bg: var(--blue-dark);
    --bs-btn-hover-border-color: var(--blue-dark);
    --bs-btn-active-bg: var(--blue-dark);
    --bs-btn-active-border-color: var(--blue-dark);
    --bs-btn-disabled-bg: var(--blue);
    --bs-btn-disabled-border-color: var(--blue);
}
.btn-outline-primary {
    --bs-btn-color: var(--blue);
    --bs-btn-border-color: var(--blue);
    --bs-btn-hover-bg: var(--blue);
    --bs-btn-hover-border-color: var(--blue);
    --bs-btn-active-bg: var(--blue);
    --bs-btn-active-border-color: var(--blue);
}
.btn-dark {
    --bs-btn-bg: var(--blue);
    --bs-btn-border-color: var(--blue);
    --bs-btn-hover-bg: var(--blue-dark);
    --bs-btn-hover-border-color: var(--blue-dark);
    --bs-btn-active-bg: var(--blue-dark);
}
.text-primary { color: var(--blue) !important; }
.bg-primary { background-color: var(--blue) !important; }
.border-primary { border-color: var(--blue) !important; }
.link-primary { color: var(--blue) !important; }
.btn { border-radius: 9px; font-weight: 600; }
.btn-lg { border-radius: 10px; }
.rounded-pill { border-radius: 999px !important; }
.card { border-color: var(--line); border-radius: var(--radius); }
.form-control, .form-select { border-color: var(--line); }
.form-control:focus, .form-select:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
}
.form-check-input:checked { background-color: var(--blue); border-color: var(--blue); }
.page-link { color: var(--blue); }
.page-item.active .page-link { background-color: var(--blue); border-color: var(--blue); }
.alert-primary { background: var(--blue-50); border-color: var(--blue-100); color: var(--blue-dark); }
.alert-info { background: var(--blue-50); border-color: var(--blue-100); color: var(--blue-dark); }
.spinner-border-sm { color: var(--blue); }

/* ---------- responsive ---------- */
@media (max-width: 992px) {
    .pk-footer .fgrid { grid-template-columns: 1fr 1fr; gap: 26px; }
}
@media (max-width: 860px) {
    .pk-nav-links { display: none; }
    .pk-nav-toggle { display: inline-flex; }
    .pk-nav-cta .pk-login { display: none; }
    .pk-grid-2, .pk-grid-3, .pk-frow { grid-template-columns: 1fr; }
    .pk-section { padding: 56px 0; }
}
@media (max-width: 560px) {
    .pk-footer .fgrid { grid-template-columns: 1fr; }
    .pk-wrap { padding: 0 18px; }
}