/* ==========================================================
   GTT Business Academy – shared styles (BCCL + CBMC + PSMC pages)
   All fonts are served locally from /assets/fonts
   ========================================================== */

/* ---------- Local fonts ---------- */
@font-face { font-family: "Hind Siliguri"; font-weight: 400; font-display: swap; src: url("../fonts/hind-siliguri-bengali-400.woff2") format("woff2"); unicode-range: U+0951-0952, U+0964-0965, U+0980-09FE, U+1CD0, U+1CD2, U+1CD5-1CD6, U+1CD8, U+1CE1, U+1CEA, U+1CED, U+1CF2, U+1CF5-1CF7, U+200C-200D, U+20B9, U+25CC, U+A8F1; }
@font-face { font-family: "Hind Siliguri"; font-weight: 500; font-display: swap; src: url("../fonts/hind-siliguri-bengali-500.woff2") format("woff2"); unicode-range: U+0951-0952, U+0964-0965, U+0980-09FE, U+1CD0, U+1CD2, U+1CD5-1CD6, U+1CD8, U+1CE1, U+1CEA, U+1CED, U+1CF2, U+1CF5-1CF7, U+200C-200D, U+20B9, U+25CC, U+A8F1; }
@font-face { font-family: "Hind Siliguri"; font-weight: 600; font-display: swap; src: url("../fonts/hind-siliguri-bengali-600.woff2") format("woff2"); unicode-range: U+0951-0952, U+0964-0965, U+0980-09FE, U+1CD0, U+1CD2, U+1CD5-1CD6, U+1CD8, U+1CE1, U+1CEA, U+1CED, U+1CF2, U+1CF5-1CF7, U+200C-200D, U+20B9, U+25CC, U+A8F1; }
@font-face { font-family: "Hind Siliguri"; font-weight: 700; font-display: swap; src: url("../fonts/hind-siliguri-bengali-700.woff2") format("woff2"); unicode-range: U+0951-0952, U+0964-0965, U+0980-09FE, U+1CD0, U+1CD2, U+1CD5-1CD6, U+1CD8, U+1CE1, U+1CEA, U+1CED, U+1CF2, U+1CF5-1CF7, U+200C-200D, U+20B9, U+25CC, U+A8F1; }
@font-face { font-family: "Poppins"; font-weight: 400; font-display: swap; src: url("../fonts/poppins-latin-400.woff2") format("woff2"); }
@font-face { font-family: "Poppins"; font-weight: 500; font-display: swap; src: url("../fonts/poppins-latin-500.woff2") format("woff2"); }
@font-face { font-family: "Poppins"; font-weight: 600; font-display: swap; src: url("../fonts/poppins-latin-600.woff2") format("woff2"); }
@font-face { font-family: "Poppins"; font-weight: 700; font-display: swap; src: url("../fonts/poppins-latin-700.woff2") format("woff2"); }
@font-face { font-family: "Poppins"; font-weight: 800; font-display: swap; src: url("../fonts/poppins-latin-800.woff2") format("woff2"); }

/* ---------- Client palette ---------- */
:root {
  --gtt-bg: #caf0f8;        /* page background */
  --gtt-box: #0077b6;       /* boxes, headers, icons */
  --gtt-box-dark: #005f92;
  --gtt-btn: #ff3300;       /* buttons */
  --gtt-btn-dark: #d92b00;
  --gtt-ink: #0b2a3f;
  --gtt-muted: #4f6b7d;
  --gtt-tint: #e6f6fb;
  --gtt-line: #a9dcea;
  --gtt-radius: 8px;
  --gtt-radius-sm: 4px;

  --bs-primary: var(--gtt-box);
  --bs-primary-rgb: 0, 119, 182;
  --bs-body-font-family: "Poppins", "Hind Siliguri", system-ui, sans-serif;
  --bs-body-color: var(--gtt-ink);
  --bs-link-color: var(--gtt-box);
  --bs-link-hover-color: var(--gtt-box-dark);
  --bs-border-radius: var(--gtt-radius-sm);
  --bs-border-radius-lg: var(--gtt-radius);
  --bs-border-color: var(--gtt-line);
}

html, body { max-width: 100%; overflow-x: clip; } /* safety net against sideways scrolling on phones */
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h, 76px) + 12px); }
/* header is fixed (sticky is unreliable in some mobile in-app browsers); --nav-h is set by main.js */
body { background: var(--gtt-bg); line-height: 1.65; padding-top: var(--nav-h, 76px); }
@media (max-width: 575.98px) { body { padding-top: var(--nav-h, 66px); } }
.bn { font-family: "Hind Siliguri", "Poppins", sans-serif; }
.text-coral { color: var(--gtt-btn) !important; }
.text-navy { color: var(--gtt-box) !important; }
.text-muted-2 { color: var(--gtt-muted) !important; }

/* ---------- Buttons ---------- */
.btn { border-radius: var(--gtt-radius-sm); font-weight: 600; padding: .65rem 1.4rem; }
.btn-navy, .btn-coral { background: var(--gtt-btn); color: #fff; border: 1px solid var(--gtt-btn); }
.btn-navy:hover, .btn-navy:focus, .btn-coral:hover, .btn-coral:focus { background: var(--gtt-btn-dark); border-color: var(--gtt-btn-dark); color: #fff; }
.btn-outline-primary { --bs-btn-color: var(--gtt-box); --bs-btn-border-color: var(--gtt-box); --bs-btn-hover-bg: var(--gtt-box); --bs-btn-hover-color: #fff; --bs-btn-hover-border-color: var(--gtt-box); }

.badge-soft, .badge-soft-coral { font-weight: 600; border-radius: var(--gtt-radius-sm); padding: .35em .65em; }
.badge-soft { background: var(--gtt-tint); color: var(--gtt-box); }
.badge-soft-coral { background: var(--gtt-btn); color: #fff; }

/* ---------- Navbar: each page link is a box, current page filled ---------- */
.site-nav { background: #fff; border-bottom: 4px solid var(--gtt-box); }
.site-nav .navbar-nav { flex-direction: row; gap: .5rem; }
.site-nav.scrolled { box-shadow: 0 2px 12px rgba(0, 119, 182, .15); }
/* logo file is a padded square – crop to the visible wordmark */
.site-nav .navbar-brand img { height: 56px; width: 150px; object-fit: cover; object-position: center 50%; }
@media (max-width: 575.98px) { .site-nav .navbar-brand img { height: 46px; width: 120px; } }
.site-nav .nav-link {
  font-weight: 600; font-size: .95rem; color: var(--gtt-box);
  padding: .45rem 1rem !important; border: 2px solid var(--gtt-box); border-radius: var(--gtt-radius-sm);
  transition: background .2s, color .2s;
}
.site-nav .nav-link:hover { background: var(--gtt-tint); color: var(--gtt-box); }
.site-nav .nav-link.active { background: var(--gtt-box); color: #fff; }

/* Hamburger button (phones/tablets) */
.nav-toggle {
  width: 46px; height: 46px; display: grid; place-items: center; font-size: 1.6rem; line-height: 1;
  color: #fff; background: var(--gtt-box); border: 0; border-radius: var(--gtt-radius-sm);
}
.nav-toggle:focus-visible { outline: 3px solid var(--gtt-btn); outline-offset: 2px; }

/* Off-canvas menu from the right */
.site-menu { --bs-offcanvas-width: min(320px, 85vw); background: var(--gtt-bg); }
.site-menu .offcanvas-header { background: var(--gtt-box); color: #fff; }
.site-menu .offcanvas-title { font-weight: 700; }
.site-menu .btn-close { filter: invert(1) grayscale(1) brightness(2); opacity: 1; }
.site-menu .navbar-nav { gap: .75rem; }
.site-menu .nav-link {
  display: block; padding: .85rem 1rem; background: #fff; color: var(--gtt-box);
  border: 2px solid var(--gtt-box); border-radius: var(--gtt-radius-sm);
}
.site-menu .nav-link strong { display: block; font-size: 1.1rem; }
.site-menu .nav-link small { display: block; color: var(--gtt-muted); font-size: .85rem; }
.site-menu .nav-link.active { background: var(--gtt-box); color: #fff; }
.site-menu .nav-link.active small { color: rgba(255, 255, 255, .85); }

/* ---------- Hero banner (image) ---------- */
.hero-banner { padding-top: 1.5rem; }
.hero-banner img { display: block; width: 100%; height: auto; border-radius: var(--gtt-radius); border: 3px solid var(--gtt-box); }
.hero-banner.narrow img { max-width: 820px; margin: 0 auto; } /* for smaller source images */

/* ---------- Enrollment section ---------- */
.enroll-section { padding: 1.5rem 0 3rem; }
.enroll-wrap { width: 100%; }

/* ---------- Enrollment form card ---------- */
.enroll-card { background: #fff; border: 3px solid var(--gtt-btn); border-radius: var(--gtt-radius); overflow: hidden; box-shadow: 0 8px 28px rgba(255, 51, 0, .15); }
.enroll-card .enroll-head { padding: 1.75rem 2rem; background: var(--gtt-btn); color: #fff; }
.enroll-card .enroll-head h1 { font-size: clamp(1.4rem, 3vw, 1.85rem); font-weight: 700; margin: 0 0 .4rem; color: #fff; }
.enroll-card .enroll-head h1 span { color: #fff; }
.enroll-card .enroll-head p { color: rgba(255, 255, 255, .9); }
.enroll-card .enroll-head strong.text-navy { color: #fff !important; }
.enroll-card .enroll-body { padding: 1.75rem 2rem 2rem; }
.enroll-card .form-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 1.25rem; color: var(--gtt-box); }
.enroll-card .form-label { font-weight: 600; font-size: .95rem; margin-bottom: .3rem; }
.enroll-card .btn-submit { font-size: 1.15rem; padding: .9rem 1.5rem; }
@media (max-width: 575.98px) {
  .enroll-card .enroll-head { padding: 1.25rem; }
  .enroll-card .enroll-body { padding: 1.25rem; }
}
.enroll-card .form-label .step { color: var(--gtt-box); margin-right: .3rem; font-weight: 700; }
.enroll-card .form-label .step::after { content: "."; }
.enroll-card .form-label .req { color: var(--gtt-btn); }
.enroll-card .form-label .opt { color: var(--gtt-muted); font-weight: 400; font-size: .82rem; }
.enroll-card .input-group-text { background: var(--gtt-tint); color: var(--gtt-box); border-color: var(--gtt-line); }
.enroll-card .form-control { padding: .6rem .8rem; border-color: var(--gtt-line); }
.enroll-card .form-control:focus { border-color: var(--gtt-box); box-shadow: 0 0 0 .2rem rgba(0, 119, 182, .18); }
.enroll-card .form-check-input:checked { background-color: var(--gtt-box); border-color: var(--gtt-box); }
.enroll-card .secure-note { font-size: .78rem; color: var(--gtt-muted); }

/* Course facts + countdown inside the blue form header */
.hero-label { font-size: .85rem; font-weight: 600; color: rgba(255, 255, 255, .85); }
.hero-meta { display: flex; flex-wrap: wrap; gap: .5rem; }
.hero-meta .chip {
  display: inline-flex; align-items: center; gap: .45rem; font-size: .92rem; color: #fff;
  background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .35); border-radius: var(--gtt-radius-sm); padding: .4rem .7rem;
}
.hero-meta .chip i { color: #fff; }
.countdown { display: flex; gap: .5rem; flex-wrap: wrap; }
.countdown .cd-box { min-width: 64px; text-align: center; padding: .5rem; background: #fff; border-radius: var(--gtt-radius-sm); }
.countdown .cd-num { display: block; font-size: 1.4rem; font-weight: 700; line-height: 1.2; color: var(--gtt-btn); font-variant-numeric: tabular-nums; }
.countdown .cd-label { font-size: .7rem; color: var(--gtt-box); font-weight: 600; }

/* ---------- Sections ---------- */
.section { padding: 4.5rem 0; }
.section-sm { padding: 3rem 0; }
.section-title { text-align: center; max-width: 680px; margin: 0 auto 2.5rem; }
.section-title .kicker {
  display: inline-block; background: var(--gtt-box); color: #fff; font-weight: 600; font-size: .85rem;
  padding: .3rem .9rem; border-radius: var(--gtt-radius-sm);
}
.section-title h2 { font-weight: 700; color: var(--gtt-box-dark); font-size: clamp(1.5rem, 2.8vw, 2rem); margin-top: .6rem; }
.section-title p { color: var(--gtt-muted); }

/* Learn / key-point cards */
.learn-card {
  height: 100%; background: #fff; border: 1px solid var(--gtt-line); border-left: 4px solid var(--gtt-box); border-radius: var(--gtt-radius);
  padding: 1.25rem; display: flex; gap: 1rem; align-items: flex-start; transition: transform .2s, box-shadow .2s;
}
.learn-card:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0, 119, 182, .15); }
.learn-card .icon {
  flex: 0 0 44px; height: 44px; border-radius: var(--gtt-radius-sm); display: grid; place-items: center;
  font-size: 1.2rem; color: #fff; background: var(--gtt-box);
}
.learn-card h3 { font-size: .98rem; font-weight: 600; color: var(--gtt-ink); margin-bottom: .2rem; }
.learn-card p { margin: 0; color: var(--gtt-muted); font-size: .92rem; }
.learn-card .num { font-size: .75rem; font-weight: 700; color: var(--gtt-btn); letter-spacing: .06em; }

/* Schedule */
.schedule-card { background: #fff; border: 1px solid var(--gtt-line); border-top: 4px solid var(--gtt-box); border-radius: var(--gtt-radius); padding: 1.25rem; text-align: center; height: 100%; }
.schedule-card i { font-size: 1.6rem; color: var(--gtt-box); }
.schedule-card .label { font-size: .85rem; color: var(--gtt-muted); margin: .4rem 0 .1rem; }
.schedule-card .value { font-weight: 700; color: var(--gtt-ink); }

/* Promo banners (link to other course) */
.promo-banner { display: block; border-radius: var(--gtt-radius); overflow: hidden; border: 3px solid var(--gtt-box); background: #fff; transition: transform .2s, box-shadow .2s; }
.promo-banner:hover { transform: translateY(-3px); box-shadow: 0 8px 22px rgba(0, 119, 182, .25); }
.promo-banner img { display: block; width: 100%; aspect-ratio: 579 / 341; object-fit: cover; }

/* Highlight band (blue box) */
.band { background: var(--gtt-box); color: #fff; border-radius: var(--gtt-radius); padding: 2rem 2.25rem; }
.band h2, .band h3 { color: #fff; font-size: clamp(1.15rem, 2.2vw, 1.5rem); }
.band .text-muted-2 { color: rgba(255, 255, 255, .85) !important; }

/* Digital service packages */
.pkg-card { background: #fff; border: 2px solid var(--gtt-box); border-radius: var(--gtt-radius); height: 100%; display: flex; flex-direction: column; overflow: hidden; }
.pkg-card .pkg-head { padding: 1.5rem; background: var(--gtt-box); color: #fff; }
.pkg-card .pkg-head small { color: var(--gtt-bg); font-weight: 600; font-size: .8rem; letter-spacing: .06em; }
.pkg-card .pkg-head h3 { font-weight: 700; font-size: 1.25rem; margin: .2rem 0 .4rem; color: #fff; }
.pkg-card .pkg-head .text-muted-2 { color: rgba(255, 255, 255, .85) !important; }
.pkg-card .pkg-head .pkg-price {
  display: inline-block; font-size: 1.4rem; font-weight: 700; color: #fff;
  background: var(--gtt-btn); padding: .2rem .8rem; border-radius: var(--gtt-radius-sm);
}
.pkg-card .pkg-head .pkg-price span { font-size: .8rem; font-weight: 400; color: #fff; opacity: .9; }
.pkg-card.featured { border-color: var(--gtt-btn); box-shadow: 0 0 0 2px var(--gtt-btn); }
.pkg-card.featured .pkg-head { background: var(--gtt-box-dark); }
.pkg-card .pkg-body { padding: 1.5rem; flex: 1; }
.pkg-card .pkg-group + .pkg-group { margin-top: 1rem; }
.pkg-card .pkg-group h4 { font-size: .92rem; font-weight: 700; color: var(--gtt-box); margin-bottom: .3rem; }
.pkg-card .pkg-group h4 i { color: var(--gtt-btn); margin-right: .35rem; }
.pkg-card .pkg-group ul { padding-left: 1.5rem; margin: 0; font-size: .86rem; color: var(--gtt-muted); }
.pkg-card .pkg-note { font-size: .8rem; color: var(--gtt-box-dark); background: var(--gtt-tint); border-top: 1px solid var(--gtt-line); padding: .75rem 1.5rem; }

/* Footer */
.site-footer { background: var(--gtt-box); color: rgba(255, 255, 255, .85); padding: 3rem 0 1.5rem; }
.site-footer h5 { color: #fff; font-weight: 700; font-size: 1rem; margin-bottom: .9rem; }
.site-footer a { color: #fff; text-decoration: none; overflow-wrap: anywhere; } /* long email must not widen the page */
.site-footer a:hover { color: var(--gtt-bg); text-decoration: underline; }
.site-footer .footer-logo { width: 150px; height: 56px; object-fit: cover; background: #fff; border-radius: var(--gtt-radius-sm); }
.site-footer hr { border-color: rgba(255, 255, 255, .3); opacity: 1; }

/* Modal */
.modal-content { border-radius: var(--gtt-radius); border: 2px solid var(--gtt-box); }
.modal-header { background: var(--gtt-box); color: #fff; }
.modal-header .btn-close { filter: invert(1) grayscale(1) brightness(2); }

/* Mobile enroll bar & back-to-top */
.mobile-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 1030; padding: .6rem 1rem;
  background: #fff; border-top: 3px solid var(--gtt-box); transform: translateY(110%); transition: transform .3s;
}
.mobile-cta.show { transform: translateY(0); }
.back-top {
  position: fixed; right: 1rem; bottom: 1rem; z-index: 1031; width: 44px; height: 44px; border-radius: var(--gtt-radius-sm);
  display: grid; place-items: center; background: var(--gtt-box); color: #fff; border: 0;
  opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.back-top.show { opacity: 1; visibility: visible; }
@media (max-width: 991.98px) { .back-top { bottom: 5rem; } }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .5s ease, transform .5s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

@media (max-width: 991.98px) {
  .hero-banner { padding-top: .75rem; }
  .enroll-section { padding-top: .75rem; }
  .section { padding: 3.25rem 0; }
  .band { padding: 1.5rem; }
}