:root {
  --color-primary: #ffb606;
  --color-secondary: #442e66;
  --color-heading: #333333;
  --color-body: #606060;
  --color-border: #eeeeee;
  --color-price: #f24c0a;
  --color-btn-text: #000000;
  --color-btn-hover: #699a48;
  --color-breadcrumb-bg: #f3f3f3;
  --color-footer-bg: #111111;
  --color-footer-text: #999999;
  --color-footer-title: #ffffff;
  --color-copyright-bg: #2c2c2c;
  --color-copyright-text: #707070;
  --container-max-width: 1290px;
  --radius-card: 4px;
  --radius-lg: 10px;
  --radius-btn: 4px;
}

body {
  font-family: "Roboto", sans-serif;
  font-size: 15px;
  line-height: 1.8em;
  color: var(--color-body);
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Roboto Slab", serif;
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.6em;
}

h1 { font-size: 36px; }
h2 { font-size: 28px; }
h3 { font-size: 24px; }
h4 { font-size: 18px; }
h5, h6 { font-size: 16px; }

a {
  text-decoration: none;
  color: var(--color-heading);
  transition: color .3s ease;
}

a:hover {
  color: var(--color-primary);
}

.site-container {
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 15px;
  padding-right: 15px;
}

/* ---------- Buttons ---------- */
.btn-brand {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-btn-text);
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 13px 30px;
  border-radius: var(--radius-btn);
  border: none;
  transition: background-color .3s ease, color .3s ease;
}

.btn-brand:hover {
  background-color: var(--color-btn-hover);
  color: #fff;
}

.btn-outline-brand {
  display: inline-block;
  background-color: transparent;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 12px 29px;
  border-radius: var(--radius-btn);
  border: 1px solid rgba(255,255,255,.6);
  transition: background-color .3s ease, color .3s ease, border-color .3s ease;
}

.btn-outline-brand:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #000;
}

/* ---------- Navbar ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background-color: #fff;
  box-shadow: 0 1px 12px rgba(0,0,0,.06);
}

.site-header .navbar {
  padding: 18px 0;
}

.site-header .navbar-brand img {
  width: 153px;
  max-width: 100%;
  height: auto;
}

.main-nav .nav-link {
  font-family: "Roboto", sans-serif;
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  color: #333333;
  padding: 10px 16px !important;
  letter-spacing: .3px;
}

.main-nav .nav-link:hover,
.main-nav .nav-link.active,
.main-nav .nav-item.dropdown:hover > .nav-link {
  color: var(--color-primary);
}

.main-nav .dropdown-menu {
  border: none;
  border-radius: 0;
  border-top: 3px solid var(--color-primary);
  box-shadow: 0 10px 30px rgba(0,0,0,.12);
  padding: 10px 0;
  margin-top: 0;
}

.main-nav .dropdown-item {
  font-size: 14px;
  color: #000;
  padding: 8px 22px;
}

.main-nav .dropdown-item:hover,
.main-nav .dropdown-item:focus {
  background-color: transparent;
  color: var(--color-primary);
}

@media (min-width: 992px) {
  .main-nav .nav-item.dropdown:hover > .dropdown-menu {
    display: block;
    animation: navFadeIn .2s ease;
  }
}

@keyframes navFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.nav-search-toggle {
  border: none;
  background: transparent;
  color: #333;
  font-size: 16px;
  padding: 8px 10px;
}

.nav-search-toggle:hover {
  color: var(--color-primary);
}

.nav-search-box {
  display: none;
  position: absolute;
  right: 15px;
  top: 100%;
  width: 300px;
  max-width: calc(100vw - 30px);
  background: #fff;
  box-shadow: 0 10px 30px rgba(0,0,0,.12);
  padding: 12px;
  z-index: 1040;
}

.nav-search-box.show {
  display: flex;
}

/* ---------- Page banner / breadcrumb ---------- */
.page-banner {
  background-color: var(--color-breadcrumb-bg);
  background-size: cover;
  background-position: center;
  padding: 70px 0;
  text-align: center;
  position: relative;
}

.page-banner.has-image {
  background-blend-mode: multiply;
  background-color: rgba(20, 14, 31, .55);
}

.page-banner.has-image h1 {
  color: #fff;
}

.page-banner h1 {
  margin-bottom: 10px;
}

.page-banner .breadcrumb {
  justify-content: center;
  margin-bottom: 0;
  font-size: 14px;
}

.page-banner.has-image .breadcrumb-item,
.page-banner.has-image .breadcrumb-item a {
  color: rgba(255,255,255,.8);
}

.page-banner.has-image .breadcrumb-item.active {
  color: var(--color-primary);
}

/* ---------- Sections ---------- */
.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 50px;
}

.section-title .eyebrow {
  display: inline-block;
  color: var(--color-primary);
  text-transform: uppercase;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

/* ---------- Cards ---------- */
.card-brand {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: box-shadow .3s ease, transform .3s ease;
  height: 100%;
  background: #fff;
}

.card-brand:hover {
  box-shadow: 0 20px 40px rgba(0,0,0,.1);
  transform: translateY(-4px);
}

.card-brand .card-img-wrap {
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.card-brand .card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.card-brand:hover .card-img-wrap img {
  transform: scale(1.08);
}

.card-brand .card-body {
  padding: 20px;
}

.course-price {
  color: var(--color-price);
  font-weight: 700;
}

.course-meta {
  font-size: 13px;
  color: #888;
}

.rating-stars {
  color: var(--color-primary);
  font-size: 13px;
}

/* ---------- Instructor card ---------- */
.instructor-card {
  text-align: center;
}

.instructor-card .photo-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 20px;
  aspect-ratio: 1 / 1;
}

.instructor-card .photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.instructor-card:hover .photo-wrap img {
  transform: scale(1.05);
}

.instructor-card .social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-breadcrumb-bg);
  color: var(--color-heading);
  margin: 0 3px;
  font-size: 13px;
}

.instructor-card .social-links a:hover {
  background: var(--color-primary);
  color: #000;
}

/* ---------- Gallery ---------- */
.gallery-item {
  border-radius: var(--radius-card);
  overflow: hidden;
  position: relative;
  margin-bottom: 24px;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}

.gallery-item .gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(68, 46, 102, .75);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .3s ease;
  color: #fff;
  font-size: 22px;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-filter {
  text-align: center;
  margin-bottom: 40px;
}

.gallery-filter .btn {
  border: none;
  background: transparent;
  color: var(--color-heading);
  text-transform: uppercase;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 18px;
}

.gallery-filter .btn.active,
.gallery-filter .btn:hover {
  color: var(--color-primary);
}

/* ---------- Stats / counters ---------- */
.stat-item {
  text-align: center;
}

.stat-item .stat-number {
  font-family: "Roboto Slab", serif;
  font-weight: 700;
  font-size: 42px;
  color: var(--color-primary);
}

.stat-item .stat-label {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--color-body);
}

/* ---------- Footer ---------- */
.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 70px 0 0;
}

.site-footer h5 {
  color: var(--color-footer-title);
  font-size: 18px;
  margin-bottom: 24px;
}

.site-footer a {
  color: var(--color-footer-text);
}

.site-footer a:hover {
  color: var(--color-primary);
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer ul li {
  margin-bottom: 12px;
}

.site-footer .footer-info li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.site-footer .footer-info i {
  color: var(--color-primary);
  margin-top: 3px;
}

.site-footer .footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.15);
  margin-top: 10px;
}

.footer-bottom {
  background-color: var(--color-copyright-bg);
  color: var(--color-copyright-text);
  margin-top: 60px;
  padding: 20px 0;
  font-size: 13px;
}

.footer-bottom a {
  color: var(--color-copyright-text);
}

.footer-bottom a:hover {
  color: var(--color-primary);
}

#back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #000;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1040;
  border: none;
  box-shadow: 0 6px 16px rgba(0,0,0,.2);
}

#back-to-top.show {
  display: flex;
}

/* ---------- Mobile menu ---------- */
@media (max-width: 991.98px) {
  .main-nav .dropdown-menu {
    border-top: none;
    box-shadow: none;
    border-left: 2px solid var(--color-primary);
    margin-left: 10px;
  }
}

/* ---------- Forms ---------- */
.form-brand .form-control,
.form-brand .form-select {
  border-radius: var(--radius-btn);
  border: 1px solid var(--color-border);
  padding: 12px 16px;
}

.form-brand .form-control:focus,
.form-brand .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 .2rem rgba(255, 182, 6, .15);
}

/* ---------- Lightbox ---------- */
.lightbox-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .85);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 30px;
}

.lightbox-overlay.show {
  display: flex;
}

.lightbox-overlay img {
  max-width: 100%;
  max-height: 90vh;
  border-radius: 6px;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  color: #fff;
  font-size: 32px;
  background: none;
  border: none;
}

/* ---------- Certificate result ---------- */
.certificate-result {
  border-radius: var(--radius-card);
  padding: 30px;
}

.certificate-result.is-valid {
  background: #eef7ec;
  border: 1px solid #b9e0b0;
}

.certificate-result.is-invalid {
  background: #fdecea;
  border: 1px solid #f5c2c0;
}

/* ---------- Top contact bar ---------- */
.topbar {
  background: #222;
  color: #d0d0d0;
  font-size: 15px;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  min-height: 63px;
  flex-wrap: wrap;
  padding-top: 6px;
  padding-bottom: 6px;
}
.topbar-contact { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 20px; }
.topbar a { color: #d0d0d0; }
.topbar a:hover { color: var(--color-primary); }
.topbar i { font-size: 17px; margin-right: 6px; vertical-align: -2px; }
.topbar-label { color: #d0d0d0; }
@media (max-width: 575.98px) {
  .topbar { font-size: 13px; }
  .topbar-inner { min-height: 0; padding-top: 10px; padding-bottom: 10px; }
  .topbar-label { display: none; }
}

/* ---------- Transparent header over the home hero ---------- */
.site-header .navbar-brand img { width: 190px; }
.header-overlay {
  position: absolute;
  top: auto;
  left: 0;
  right: 0;
  background: transparent;
  box-shadow: none;
  transition: background-color .3s ease, box-shadow .3s ease;
}
.header-overlay.is-stuck {
  position: fixed;
  top: 0;
  background: #fff;
  box-shadow: 0 1px 12px rgba(0,0,0,.08);
}
.header-overlay:not(.is-stuck) .navbar .nav-link,
.header-overlay:not(.is-stuck) .nav-search-toggle { color: #fff; }
.header-overlay:not(.is-stuck) .main-nav .nav-link:hover,
.header-overlay:not(.is-stuck) .main-nav .nav-item.dropdown:hover > .nav-link { color: var(--color-primary); }
.header-overlay:not(.is-stuck) .main-nav .nav-link.active { color: #fff; position: relative; }
.header-overlay:not(.is-stuck) .main-nav .nav-link.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0;
  height: 2px;
  background: #fff;
}
.header-overlay:not(.is-stuck) .navbar-toggler { border-color: rgba(255,255,255,.6); }
.header-overlay:not(.is-stuck) .navbar-toggler-icon { filter: invert(1); }
@media (max-width: 1199.98px) {
  .header-overlay:not(.is-stuck) .navbar-collapse.show,
  .header-overlay:not(.is-stuck) .navbar-collapse.collapsing { background: rgba(20,20,20,.92); padding: 8px 16px 16px; margin-top: 6px; }
  .site-header .navbar-brand img { width: 150px; }
}
@media (min-width: 1200px) and (max-width: 1399.98px) {
  .main-nav .nav-link { font-size: 13px; padding: 10px 11px !important; }
}
.site-header .navbar { padding-top: 16px !important; padding-bottom: 16px !important; }
@media (min-width: 1400px) {
  .main-nav .nav-link { font-size: 16px; }
}