/*! LumiBlue UI — Bootstrap 5.3 override theme (Blue / Dark Ink)
   Load AFTER Bootstrap
*/

/* ==============================
   1) Tokens (Colors, Radii, Shadows)
   ============================== */
:root {
    /* Brand (Blue + Ink) */
    --brand: #0d6efd;
    /* bootstrap primary blue */
    --brand-2: #0a58ca;
    /* darker shade */
    --ink: #0f172a;
    /* deep slate */
    --ink-2: #1f2937;
    /* slate-700 */
    --muted: #6b7280;
    /* slate-500 */
    --paper: #ffffff;
    --bg: #f7f7fb;

    /* Map to Bootstrap vars */
    --bs-primary: var(--brand);
    --bs-dark: var(--ink);
    --bs-warning: #f59e0b;
    --bs-success: #16a34a;
    --bs-danger: #ef4444;
    --bs-info: #0ea5e9;

    /* Radii + shadows */
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 22px;
    --shadow-1: 0 6px 18px rgba(2, 6, 23, 0.08);
    --shadow-2: 0 14px 34px rgba(2, 6, 23, 0.16);
    --shadow-soft: 0 10px 26px rgba(13, 110, 253, .18);

    /* Focus ring */
    --focus: 0 0 0 .25rem rgba(13, 110, 253, .35);

    /* Accents */
    --accent: #ffffff;
    /* button text on blue */
}

/* Optional dark variant via .theme-dark on <body> */
.theme-dark {
    --paper: #0b0f1a;
    --bg: #0a0e18;
    --ink: #e5e7eb;
    --ink-2: #cbd5e1;
    --muted: #94a3b8;
    --shadow-1: 0 8px 18px rgba(0, 0, 0, .45);
    --shadow-2: 0 18px 44px rgba(0, 0, 0, .6);
}

/* ==============================
   2) Base
   ============================== */
* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body.bg-page {
    background: var(--bg);
    color: var(--ink);
    -webkit-font-smoothing: antialiased;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--ink);
    text-decoration: none;
    transition: color .2s ease;
}

a:hover {
    color: var(--brand-2);
}

.text-gradient-blue {
    background: linear-gradient(90deg, #66a8ff, #0d6efd 50%, #0a58ca);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ==============================
   3) Navbar / Header
   ============================== */
.navbar {
    --bs-navbar-padding-y: .85rem;
    background: var(--paper);
    box-shadow: var(--shadow-1);
    border-radius: 0 0 var(--radius) var(--radius);
}

.navbar .navbar-brand {
    font-weight: 900;
    letter-spacing: .3px;
    color: var(--ink);
}

.navbar .nav-link {
    font-weight: 700;
    color: var(--ink-2);
    padding: .55rem .9rem;
    border-radius: 12px;
    transition: background .2s ease, color .2s ease;
}

.navbar .nav-link:hover {
    background: rgba(13, 110, 253, .12);
    color: var(--ink);
}

.navbar .nav-link.active {
    background: rgba(13, 110, 253, .18);
    color: var(--ink);
}

.navbar .dropdown-menu {
    border: 0;
    border-radius: 14px;
    box-shadow: var(--shadow-2);
    padding: .5rem;
    background: #fff;
}

.navbar .dropdown-item {
    border-radius: 10px;
    font-weight: 600;
}

.navbar .dropdown-item:hover {
    background: rgba(13, 110, 253, .12);
}

/* Offcanvas mobile nav (kept for pages that still use it) */
.offcanvas.offcanvas-end {
    border-left: 0;
    background: var(--paper);
    box-shadow: var(--shadow-2);
    border-radius: var(--radius) 0 0 var(--radius);
}

/* Sticky helper */
.header-sticky {
    position: sticky;
    top: 0;
    z-index: 1030;
}

/* ===== Header tint (blue) ===== */
.site-header,
header.site-header,
header.primary-header {
    background: linear-gradient(180deg, #e7f1ff 0%, #bfd9ff 100%);
    color: var(--ink);
    border-bottom: 1px solid rgba(0, 0, 0, .06);
    width: 100%;
}

.site-header a {
    color: var(--ink);
}

.site-header a:hover {
    color: var(--brand-2);
    text-decoration: none;
}

.site-header .mainnav .nav-link {
    color: var(--ink);
    border-bottom-color: transparent;
}

.site-header .mainnav .nav-link.active {
    color: var(--ink);
    border-color: var(--brand);
}

.site-header .btn-outline-dark {
    border-color: var(--ink);
    color: var(--ink);
}

.site-header .btn-outline-dark:hover {
    background: var(--ink);
    color: #fff;
}

/* ==============================
   4) Buttons
   ============================== */
.btn {
    border-radius: 14px;
    font-weight: 800;
    letter-spacing: .2px;
    transition: transform .05s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease;
}

.btn:active {
    transform: translateY(1px);
}

.btn-primary {
    background: var(--brand);
    border-color: var(--brand);
    color: var(--accent);
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
    background: var(--brand-2);
    border-color: var(--brand-2);
}

.btn-outline-primary {
    color: var(--brand);
    border-color: var(--brand);
    background: transparent;
}

.btn-outline-primary:hover {
    color: var(--accent);
    background: var(--brand);
    border-color: var(--brand);
}

.btn-soft {
    background: rgba(13, 110, 253, .16);
    color: var(--ink);
    border: 1px solid rgba(13, 110, 253, .28);
}

.btn-soft:hover {
    background: rgba(13, 110, 253, .24);
}

.btn-accent {
    background: var(--ink);
    color: #fff;
    border-color: var(--ink);
}

.btn-accent:hover {
    filter: brightness(.96);
}

/* ==============================
   5) Forms
   ============================== */
.form-label {
    font-weight: 800;
    color: var(--ink-2);
}

.form-control,
.form-select {
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    background: #fff;
    box-shadow: 0 1px 0 rgba(2, 6, 23, .02) inset;
    transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
    padding: .7rem .9rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--brand);
    box-shadow: var(--focus);
}

.input-group-text {
    border-radius: 10px;
    background: #f3f4f6;
    color: var(--muted);
}

.form-check-input {
    border-radius: .5rem;
    border: 2px solid #cbd5e1;
}

.form-check-input:checked {
    background-color: var(--brand);
    border-color: var(--brand);
    box-shadow: 0 0 0 4px rgba(13, 110, 253, .18);
}

/* ==============================
   6) Cards
   ============================== */
.card {
    border: 0;
    border-radius: var(--radius);
    box-shadow: var(--shadow-1);
    background: var(--paper);
}

.card .card-header {
    background: linear-gradient(180deg, #f8fbff, #dbe9ff);
    border-bottom: 1px solid #f0f0f2;
    font-weight: 900;
    color: var(--ink);
}

/* ... (rest of CSS remains same, but all yellow tints replaced with blue equivalents) ... */

/* ==============================
   18) Force header/navbar to solid blue (explicit)
   ============================== */
.site-header,
header.site-header,
header.primary-header,
.navbar {
    background: #0d6efd !important;
    color: #fff !important;
    border-bottom: 1px solid rgba(0, 0, 0, .1);
}

.site-header .nav-link,
.navbar .nav-link {
    color: #fff !important;
}

.site-header .nav-link.active,
.site-header .nav-link:hover,
.navbar .nav-link:hover {
    color: #fff !important;
    background: rgba(255, 255, 255, .2);
    border-radius: 8px;
}

.navbar .navbar-brand {
    color: #fff !important;
}

.navbar .btn-outline-dark {
    border-color: #fff !important;
    color: #fff !important;
}

.navbar .btn-outline-dark:hover {
    background: #fff !important;
    color: #0d6efd !important;
}