/* ==========================================================================
   ITA Academia — Front-end theme
   Design tokens mirror the brand: indigo primary, violet accent, soft lavender
   surfaces, Inter body / Poppins headings, .75rem radius, subtle glows.
   ========================================================================== */
:root {
  --ita-primary: #322ee6;
  --ita-primary-rgb: 50, 46, 230;
  --ita-primary-dark: #1b1f9b;
  --ita-primary-soft: #ecedff;
  --ita-accent: #8225f3;
  --ita-accent-rgb: 130, 37, 243;
  --ita-accent-soft: #f3eaff;
  --ita-bg: #f8f8fc;
  --ita-surface: #ffffff;
  --ita-card: rgba(255, 255, 255, 0.78);
  --ita-fg: #14142b;
  --ita-muted: #5b5b7b;
  --ita-border: #e6e6f0;
  --ita-radius: 0.75rem;
  --ita-radius-lg: 1.25rem;
  --ita-shadow-sm: 0 1px 2px rgba(20, 20, 43, 0.05), 0 2px 8px rgba(20, 20, 43, 0.04);
  --ita-shadow: 0 10px 30px -10px rgba(20, 20, 43, 0.15), 0 4px 12px -4px rgba(79, 70, 229, 0.12);
  --ita-shadow-lg: 0 30px 60px -20px rgba(79, 70, 229, 0.25);
  --ita-glow: rgba(139, 92, 246, 0.35);
  --ita-gradient: linear-gradient(135deg, #1b1f9b 0%, #322ee6 45%, #8225f3 100%);
  --ita-gradient-text: linear-gradient(90deg, #322ee6 0%, #6a2cf0 50%, #933ff8 100%);
  --ita-font-body: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --ita-font-heading: "Poppins", "Inter", ui-sans-serif, system-ui, sans-serif;
  --bs-primary: #322ee6;
  --bs-primary-rgb: 50, 46, 230;
  --bs-link-color: #322ee6;
  --bs-link-hover-color: #1b1f9b;
  --bs-body-font-family: var(--ita-font-body);
  --bs-body-color: #14142b;
  --bs-body-bg: #f8f8fc;
  --bs-border-radius: 0.75rem;
  --bs-border-color: #e6e6f0;
}

[data-bs-theme="dark"] {
  --ita-primary: #8b8cf8;
  --ita-primary-rgb: 139, 140, 248;
  --ita-primary-dark: #6c6cf0;
  --ita-primary-soft: rgba(139, 140, 248, 0.14);
  --ita-accent: #b98cff;
  --ita-accent-soft: rgba(185, 140, 255, 0.14);
  --ita-bg: #0c0c1d;
  --ita-surface: #14142b;
  --ita-card: rgba(20, 20, 43, 0.8);
  --ita-fg: #f2f2fa;
  --ita-muted: #a3a3c2;
  --ita-border: #262645;
  --ita-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --ita-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
  --ita-shadow-lg: 0 30px 60px -20px rgba(129, 140, 248, 0.25);
  --ita-glow: rgba(139, 92, 246, 0.35);
  --ita-gradient-text: linear-gradient(90deg, #8b8cf8 0%, #a78bfa 50%, #d8b4fe 100%);
  --bs-body-color: #f2f2fa;
  --bs-body-bg: #0c0c1d;
  --bs-border-color: #262645;
  --bs-primary: #818cf8;
  --bs-primary-rgb: 129, 140, 248;
  --bs-link-color: #a5b4fc;
  --bs-link-hover-color: #c7d2fe;
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  font-family: var(--ita-font-body);
  background: var(--ita-bg);
  color: var(--ita-fg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.65;
}
h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
  font-family: var(--ita-font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--ita-fg);
}
p { color: var(--ita-muted); }
a { text-decoration: none; transition: color .2s ease; }
img { max-width: 100%; height: auto; }
::selection { background: rgba(var(--ita-primary-rgb), 0.2); }
.text-muted { color: var(--ita-muted) !important; }
.text-primary { color: var(--ita-primary) !important; }
.bg-primary { background: var(--ita-primary) !important; }
.text-gradient {
  background: var(--ita-gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section { padding: 5rem 0; }
@media (max-width: 767.98px) { .section { padding: 3.25rem 0; } }
.section-alt { background: var(--ita-surface); }
.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .72rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
  color: var(--ita-primary);
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--ita-gradient); border-radius: 2px; }
.section-title { font-size: clamp(1.6rem, 2.6vw, 2.35rem); margin: .5rem 0 .75rem; }
.section-lead { font-size: 1.05rem; max-width: 640px; }

/* Buttons */
.btn { font-weight: 600; border-radius: 999px; padding: .7rem 1.5rem; transition: all .25s ease; }
.btn-sm { padding: .45rem 1.05rem; font-size: .85rem; }
.btn-lg { padding: .9rem 2rem; font-size: 1.05rem; }
.btn-primary {
  background: var(--ita-gradient); border: none; color: #fff;
  box-shadow: 0 10px 24px -8px rgba(var(--ita-primary-rgb), .55);
}
.btn-primary:hover, .btn-primary:focus { color: #fff; transform: translateY(-2px); box-shadow: 0 16px 30px -10px rgba(var(--ita-primary-rgb), .65); background: var(--ita-gradient); }
.btn-outline-primary { border: 1.5px solid var(--ita-primary); color: var(--ita-primary); background: transparent; }
.btn-outline-primary:hover { background: var(--ita-primary); color: #fff; }
.btn-light-soft { background: var(--ita-primary-soft); color: var(--ita-primary); border: none; }
.btn-light-soft:hover { background: var(--ita-primary); color: #fff; }
.btn-white { background: #fff; color: var(--ita-primary-dark); border: none; }
.btn-white:hover { background: #f3f3ff; color: var(--ita-primary-dark); transform: translateY(-2px); }
.btn-outline-light { border-width: 1.5px; }

/* Pills & badges */
.pill {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .4rem .9rem; border-radius: 999px; font-size: .8rem; font-weight: 600;
  background: var(--ita-card); border: 1px solid var(--ita-border); color: var(--ita-fg);
  backdrop-filter: blur(8px);
}
.pill-primary { background: var(--ita-primary-soft); color: var(--ita-primary); border-color: transparent; }
.pill-accent { background: var(--ita-accent-soft); color: #7e22ce; border-color: transparent; }
[data-bs-theme="dark"] .pill-accent { color: #e9d5ff; }
.badge-level { font-size: .7rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: .35rem .6rem; border-radius: 6px; }
.level-beginner { background: #dcfce7; color: #166534; }
.level-intermediate { background: #fef3c7; color: #92400e; }
.level-advanced { background: #fee2e2; color: #991b1b; }
.level-all { background: var(--ita-primary-soft); color: var(--ita-primary); }
[data-bs-theme="dark"] .level-beginner { background: rgba(34,197,94,.18); color: #86efac; }
[data-bs-theme="dark"] .level-intermediate { background: rgba(245,158,11,.18); color: #fcd34d; }
[data-bs-theme="dark"] .level-advanced { background: rgba(239,68,68,.18); color: #fca5a5; }

/* Cards */
.card { border: 1px solid var(--ita-border); border-radius: var(--ita-radius-lg); background: var(--ita-surface); box-shadow: var(--ita-shadow-sm); }
.card-hover { transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; }
.card-hover:hover { transform: translateY(-6px); box-shadow: var(--ita-shadow); border-color: rgba(var(--ita-primary-rgb), .35); }
.glass { background: var(--ita-card); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border: 1px solid var(--ita-border); }

/* --------------------------------------------------------------------------
   Announcement + Navbar
   -------------------------------------------------------------------------- */
.announcement-bar { background: var(--ita-gradient); color: #fff; font-size: .85rem; font-weight: 500; }
.announcement-bar a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.navbar-ita {
  background: rgba(248, 248, 252, 0.82);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s ease, border-color .3s ease, background .3s ease;
  padding: .75rem 0;
}
[data-bs-theme="dark"] .navbar-ita { background: rgba(12, 12, 29, 0.82); }
.navbar-ita.scrolled { border-bottom-color: var(--ita-border); box-shadow: var(--ita-shadow-sm); }
.navbar-brand { font-family: var(--ita-font-heading); font-weight: 800; font-size: 1.35rem; color: var(--ita-fg) !important; display: flex; align-items: center; gap: .6rem; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 12px; background: var(--ita-gradient);
  display: grid; place-items: center; color: #fff; font-size: 1.1rem; box-shadow: 0 8px 20px -6px var(--ita-glow);
}
.navbar-brand img.logo-light { height: 42px; width: auto; max-width: 220px; }
.navbar-brand img.brand-icon { height: 42px; width: auto; }
@media (max-width: 575.98px) { .navbar-brand img.logo-light { height: 36px; max-width: 180px; } }
.footer-logo img { height: auto; width: 230px; max-width: 100%; }
.navbar-ita .nav-link { font-weight: 600; font-size: .92rem; color: var(--ita-fg); padding: .5rem .9rem !important; border-radius: 999px; transition: all .2s; }
.navbar-ita .nav-link:hover, .navbar-ita .nav-link.active { color: var(--ita-primary); background: var(--ita-primary-soft); }
.navbar-ita .dropdown-menu { border: 1px solid var(--ita-border); border-radius: var(--ita-radius); box-shadow: var(--ita-shadow); padding: .5rem; }
.navbar-ita .dropdown-item { border-radius: 8px; font-weight: 500; padding: .5rem .85rem; }
.navbar-ita .dropdown-item:hover { background: var(--ita-primary-soft); color: var(--ita-primary); }
.icon-btn {
  width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center;
  border: 1px solid var(--ita-border); background: var(--ita-surface); color: var(--ita-fg); transition: all .2s;
}
.icon-btn:hover { border-color: var(--ita-primary); color: var(--ita-primary); }
.navbar-toggler { border: 1px solid var(--ita-border); border-radius: 10px; padding: .4rem .6rem; }
.navbar-toggler:focus { box-shadow: none; }
@media (max-width: 991.98px) {
  .navbar-collapse { margin-top: 1rem; padding: 1rem; border-radius: var(--ita-radius-lg); background: var(--ita-surface); border: 1px solid var(--ita-border); box-shadow: var(--ita-shadow); }
  .navbar-ita .nav-link { padding: .65rem .9rem !important; }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative; overflow: hidden;
  padding: 5.5rem 0 4.5rem;
  background:
    radial-gradient(60% 50% at 15% 10%, rgba(var(--ita-primary-rgb), .18) 0%, transparent 60%),
    radial-gradient(50% 50% at 90% 20%, rgba(var(--ita-accent-rgb), .18) 0%, transparent 60%),
    var(--ita-bg);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(var(--ita-primary-rgb), .07) 1px, transparent 1px), linear-gradient(90deg, rgba(var(--ita-primary-rgb), .07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 75%);
}
.hero-blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .55; pointer-events: none; }
.hero-blob-1 { width: 420px; height: 420px; background: rgba(var(--ita-primary-rgb), .35); top: -120px; right: 5%; animation: float 12s ease-in-out infinite; }
.hero-blob-2 { width: 320px; height: 320px; background: rgba(var(--ita-accent-rgb), .35); bottom: -80px; left: 0; animation: float 14s ease-in-out infinite reverse; }
@keyframes float { 0%, 100% { transform: translateY(0) } 50% { transform: translateY(-25px) } }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.9rem); font-weight: 800; letter-spacing: -0.035em; line-height: 1.08; }
.hero .lead { font-size: 1.12rem; max-width: 600px; }
.hero-swiper .swiper-slide { height: auto; }
.hero-stats { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.hero-stat { display: flex; align-items: center; gap: .75rem; }
.hero-stat i { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--ita-primary-soft); color: var(--ita-primary); font-size: 1.1rem; }
.hero-stat strong { display: block; font-family: var(--ita-font-heading); font-size: 1.25rem; line-height: 1; }
.hero-stat span { font-size: .8rem; color: var(--ita-muted); }
.hero-visual { position: relative; }
.hero-visual .hero-img { border-radius: var(--ita-radius-lg); box-shadow: var(--ita-shadow-lg); width: 100%; object-fit: cover; aspect-ratio: 5 / 4; }
.hero-panel {
  position: relative; border-radius: var(--ita-radius-lg); padding: 1.5rem;
  background: var(--ita-card); border: 1px solid var(--ita-border); box-shadow: var(--ita-shadow-lg);
  backdrop-filter: blur(16px);
}
.hero-panel .panel-title { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ita-muted); font-weight: 700; }
.pathway-item { display: flex; align-items: center; gap: .9rem; padding: .8rem; border-radius: 12px; background: var(--ita-surface); border: 1px solid var(--ita-border); margin-top: .65rem; }
.pathway-item .num { width: 32px; height: 32px; border-radius: 10px; background: var(--ita-gradient); color: #fff; font-weight: 700; display: grid; place-items: center; font-size: .85rem; }
.pathway-item .live { margin-left: auto; font-size: .7rem; font-weight: 700; color: #16a34a; display: inline-flex; align-items: center; gap: .35rem; }
.pathway-item .live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 0 4px rgba(34,197,94,.2); animation: pulse 1.8s infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 3px rgba(34,197,94,.2) } 50% { box-shadow: 0 0 0 7px rgba(34,197,94,.08) } }
.insight-box { margin-top: 1rem; padding: 1rem; border-radius: 12px; background: linear-gradient(135deg, rgba(var(--ita-primary-rgb), .1), rgba(var(--ita-accent-rgb), .1)); border: 1px dashed rgba(var(--ita-primary-rgb), .35); font-size: .88rem; }
.float-card { position: absolute; padding: .75rem 1rem; border-radius: 14px; background: var(--ita-surface); border: 1px solid var(--ita-border); box-shadow: var(--ita-shadow); display: flex; align-items: center; gap: .75rem; font-size: .85rem; }
.float-card i { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; }
.float-card-1 { top: -18px; left: -24px; animation: float 8s ease-in-out infinite; }
.float-card-2 { bottom: -18px; right: -14px; animation: float 10s ease-in-out infinite 1s; }
@media (max-width: 991.98px) { .float-card { display: none; } .hero { padding: 3.5rem 0 3rem; } }

/* --------------------------------------------------------------------------
   Course cards & categories
   -------------------------------------------------------------------------- */
.course-card { overflow: hidden; height: 100%; display: flex; flex-direction: column; }
.course-card .course-thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--ita-primary-soft); }
.course-card .course-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.course-card:hover .course-thumb img { transform: scale(1.06); }
.course-card .course-thumb .badges { position: absolute; top: .85rem; left: .85rem; display: flex; gap: .4rem; flex-wrap: wrap; }
.course-card .course-thumb .fee-tag { position: absolute; bottom: .85rem; right: .85rem; background: var(--ita-surface); color: var(--ita-fg); padding: .35rem .7rem; border-radius: 8px; font-weight: 700; font-size: .85rem; box-shadow: var(--ita-shadow-sm); }
.course-card .fee-tag s { color: var(--ita-muted); font-weight: 500; font-size: .75rem; margin-right: .3rem; }
.course-card .card-body { display: flex; flex-direction: column; flex: 1; padding: 1.25rem; }
.course-card .course-cat { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--ita-primary); }
.course-card h3 { font-size: 1.08rem; margin: .4rem 0 .5rem; }
.course-card h3 a { color: var(--ita-fg); }
.course-card h3 a:hover { color: var(--ita-primary); }
.course-card p { font-size: .9rem; margin-bottom: 1rem; }
.course-meta { display: flex; gap: 1rem; flex-wrap: wrap; font-size: .8rem; color: var(--ita-muted); margin-top: auto; padding-top: .9rem; border-top: 1px dashed var(--ita-border); }
.course-meta span { display: inline-flex; align-items: center; gap: .35rem; }
.course-meta i { color: var(--ita-primary); }
.rating-stars { color: #f59e0b; font-size: .8rem; letter-spacing: 1px; }

.category-card { display: flex; gap: 1rem; align-items: flex-start; padding: 1.35rem; height: 100%; color: var(--ita-fg); }
.category-card .cat-icon { width: 54px; height: 54px; flex: 0 0 54px; border-radius: 14px; display: grid; place-items: center; font-size: 1.4rem; color: #fff; background: var(--ita-gradient); box-shadow: 0 10px 20px -8px var(--ita-glow); }
.category-card h3 { font-size: 1.02rem; margin-bottom: .25rem; }
.category-card p { font-size: .86rem; margin: 0; }
.category-card .count { font-size: .78rem; font-weight: 600; color: var(--ita-primary); }
.category-card:hover h3 { color: var(--ita-primary); }

/* Feature grid */
.feature-card { padding: 1.6rem; height: 100%; }
.feature-card .f-icon { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; font-size: 1.35rem; background: var(--ita-primary-soft); color: var(--ita-primary); margin-bottom: 1rem; transition: all .3s; }
.feature-card:hover .f-icon { background: var(--ita-gradient); color: #fff; transform: rotate(-6deg) scale(1.05); }
.feature-card h3 { font-size: 1.05rem; }
.feature-card p { font-size: .9rem; margin: 0; }

/* Counters */
.counters { background: var(--ita-gradient); color: #fff; position: relative; overflow: hidden; }
.counters::after { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 80% at 80% 50%, rgba(255,255,255,.18), transparent 60%); pointer-events: none; }
.counter-item { position: relative; z-index: 1; text-align: center; padding: 1rem .5rem; }
.counter-item i { font-size: 1.6rem; opacity: .9; }
.counter-item .num { font-family: var(--ita-font-heading); font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; line-height: 1.1; }
.counter-item .lbl { font-size: .9rem; opacity: .9; }

/* Testimonials */
.testimonial-card { padding: 1.75rem; height: 100%; display: flex; flex-direction: column; }
.testimonial-card .quote { font-size: 2.2rem; line-height: 1; color: var(--ita-primary); opacity: .35; font-family: Georgia, serif; }
.testimonial-card p.text { color: var(--ita-fg); font-size: .98rem; flex: 1; }
.testimonial-card .author { display: flex; align-items: center; gap: .85rem; margin-top: 1rem; }
.testimonial-card .author img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }
.testimonial-card .author strong { display: block; font-size: .95rem; }
.testimonial-card .author span { font-size: .8rem; color: var(--ita-muted); }

/* Instructors */
.instructor-card { text-align: center; padding: 1.5rem 1.25rem; height: 100%; }
.instructor-card img { width: 120px; height: 120px; border-radius: 50%; object-fit: cover; border: 4px solid var(--ita-primary-soft); box-shadow: 0 10px 25px -10px var(--ita-glow); margin-bottom: 1rem; transition: transform .3s; }
.instructor-card:hover img { transform: scale(1.05); }
.instructor-card h3 { font-size: 1.05rem; margin-bottom: .2rem; }
.instructor-card .role { font-size: .85rem; color: var(--ita-primary); font-weight: 600; }
.instructor-card .skills { font-size: .82rem; color: var(--ita-muted); margin-top: .5rem; }
.social-links a { width: 34px; height: 34px; border-radius: 10px; display: inline-grid; place-items: center; background: var(--ita-primary-soft); color: var(--ita-primary); margin: 0 .15rem; transition: all .2s; }
.social-links a:hover { background: var(--ita-primary); color: #fff; }

/* Events & posts */
.event-card { overflow: hidden; height: 100%; display: flex; flex-direction: column; }
.event-card .event-thumb { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--ita-accent-soft); }
.event-card .event-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.event-card:hover .event-thumb img { transform: scale(1.05); }
.event-date { position: absolute; top: .85rem; left: .85rem; background: var(--ita-surface); border-radius: 12px; padding: .45rem .7rem; text-align: center; line-height: 1.05; box-shadow: var(--ita-shadow-sm); }
.event-date .d { font-family: var(--ita-font-heading); font-size: 1.35rem; font-weight: 800; color: var(--ita-primary); display: block; }
.event-date .m { font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--ita-muted); }
.event-card h3, .post-card h3 { font-size: 1.05rem; }
.event-card h3 a, .post-card h3 a { color: var(--ita-fg); }
.event-card h3 a:hover, .post-card h3 a:hover { color: var(--ita-primary); }
.event-meta, .post-meta { font-size: .8rem; color: var(--ita-muted); display: flex; gap: .9rem; flex-wrap: wrap; }
.event-meta i, .post-meta i { color: var(--ita-primary); margin-right: .25rem; }
.post-card { overflow: hidden; height: 100%; display: flex; flex-direction: column; }
.post-card .post-thumb { aspect-ratio: 16 / 9; overflow: hidden; background: var(--ita-primary-soft); }
.post-card .post-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.post-card:hover .post-thumb img { transform: scale(1.05); }
.research-card { padding: 1.5rem; height: 100%; display: flex; flex-direction: column; }
.research-card .r-type { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--ita-accent); }
.research-card h3 { font-size: 1.05rem; margin: .4rem 0 .5rem; }
.research-card h3 a { color: var(--ita-fg); }
.research-card h3 a:hover { color: var(--ita-primary); }
.research-card .authors { font-size: .82rem; color: var(--ita-muted); margin-top: auto; padding-top: .75rem; }

/* Partners */
.partner-logo { display: grid; place-items: center; height: 70px; padding: .5rem 1rem; border-radius: 12px; border: 1px solid var(--ita-border); background: var(--ita-surface); font-family: var(--ita-font-heading); font-weight: 700; color: var(--ita-muted); font-size: .95rem; filter: grayscale(1); opacity: .75; transition: all .3s; }
.partner-logo:hover { filter: none; opacity: 1; border-color: var(--ita-primary); color: var(--ita-primary); }
.partner-logo img { max-height: 40px; width: auto; }

/* CTA */
.cta-banner { position: relative; overflow: hidden; border-radius: var(--ita-radius-lg); background: var(--ita-gradient); color: #fff; padding: 3rem; box-shadow: var(--ita-shadow-lg); }
.cta-banner::before { content: ""; position: absolute; width: 380px; height: 380px; border-radius: 50%; background: rgba(255,255,255,.12); top: -180px; right: -90px; }
.cta-banner::after { content: ""; position: absolute; width: 260px; height: 260px; border-radius: 50%; background: rgba(255,255,255,.1); bottom: -140px; left: 10%; }
.cta-banner h2, .cta-banner p { color: #fff; position: relative; z-index: 1; }
.cta-banner .btn { position: relative; z-index: 1; }

/* Process timeline */
.process-step { position: relative; padding: 1.5rem; height: 100%; }
.process-step .step-no { font-family: var(--ita-font-heading); font-size: .75rem; font-weight: 700; letter-spacing: .15em; color: var(--ita-primary); }
.process-step h3 { font-size: 1.05rem; margin: .5rem 0; }
.process-step p { font-size: .9rem; margin: 0; }
.process-step .step-icon { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--ita-gradient); color: #fff; font-size: 1.2rem; margin-bottom: .75rem; }

/* FAQ accordion */
.accordion-ita .accordion-item { border: 1px solid var(--ita-border); border-radius: var(--ita-radius) !important; margin-bottom: .75rem; overflow: hidden; background: var(--ita-surface); }
.accordion-ita .accordion-button { font-weight: 600; font-family: var(--ita-font-heading); font-size: .98rem; background: var(--ita-surface); color: var(--ita-fg); box-shadow: none; padding: 1.05rem 1.25rem; }
.accordion-ita .accordion-button:not(.collapsed) { color: var(--ita-primary); background: var(--ita-primary-soft); }
.accordion-ita .accordion-button::after { filter: hue-rotate(200deg); }
.accordion-ita .accordion-body { color: var(--ita-muted); font-size: .95rem; }

/* Newsletter */
.newsletter-box { border-radius: var(--ita-radius-lg); padding: 2.5rem; background: var(--ita-surface); border: 1px solid var(--ita-border); box-shadow: var(--ita-shadow); }
.newsletter-form .form-control { border-radius: 999px; padding: .8rem 1.25rem; border: 1px solid var(--ita-border); }

/* --------------------------------------------------------------------------
   Page header / breadcrumbs
   -------------------------------------------------------------------------- */
.page-header {
  position: relative; overflow: hidden; padding: 4rem 0 3rem;
  background:
    radial-gradient(50% 60% at 10% 0%, rgba(var(--ita-primary-rgb), .18), transparent 60%),
    radial-gradient(40% 60% at 90% 100%, rgba(var(--ita-accent-rgb), .16), transparent 60%),
    var(--ita-surface);
  border-bottom: 1px solid var(--ita-border);
}
.page-header h1 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
.page-header .lead { font-size: 1.05rem; max-width: 720px; }
.breadcrumb { font-size: .82rem; margin-bottom: .75rem; }
.breadcrumb-item + .breadcrumb-item::before { content: "›"; color: var(--ita-muted); }
.breadcrumb a { color: var(--ita-muted); }
.breadcrumb a:hover { color: var(--ita-primary); }
.breadcrumb-item.active { color: var(--ita-primary); font-weight: 600; }

/* Filters sidebar */
.filter-card { padding: 1.35rem; position: sticky; top: 100px; }
.filter-card h4 { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ita-muted); margin-bottom: .75rem; }
.filter-list a { display: flex; justify-content: space-between; align-items: center; padding: .45rem .65rem; border-radius: 8px; color: var(--ita-fg); font-size: .9rem; font-weight: 500; }
.filter-list a:hover, .filter-list a.active { background: var(--ita-primary-soft); color: var(--ita-primary); }
.filter-list .cnt { font-size: .75rem; background: var(--ita-border); padding: .1rem .5rem; border-radius: 999px; color: var(--ita-muted); }
.filter-list a.active .cnt { background: var(--ita-primary); color: #fff; }
.form-control, .form-select { border-radius: 10px; border: 1px solid var(--ita-border); padding: .65rem .9rem; background: var(--ita-surface); color: var(--ita-fg); }
.form-control:focus, .form-select:focus { border-color: var(--ita-primary); box-shadow: 0 0 0 4px rgba(var(--ita-primary-rgb), .15); background: var(--ita-surface); color: var(--ita-fg); }
.form-label { font-weight: 600; font-size: .88rem; }
.form-check-input:checked { background-color: var(--ita-primary); border-color: var(--ita-primary); }
.form-section-title { font-size: 1.05rem; display: flex; align-items: center; gap: .6rem; padding-bottom: .6rem; border-bottom: 1px solid var(--ita-border); margin-bottom: 1.25rem; }
.form-section-title .n { width: 30px; height: 30px; border-radius: 9px; background: var(--ita-gradient); color: #fff; display: grid; place-items: center; font-size: .85rem; font-weight: 700; }

/* --------------------------------------------------------------------------
   Detail pages
   -------------------------------------------------------------------------- */
.course-hero { padding: 3.5rem 0 3rem; }
.course-hero .lead { color: var(--ita-muted); }
.sticky-card { position: sticky; top: 100px; }
.price-box .now { font-family: var(--ita-font-heading); font-size: 2rem; font-weight: 800; color: var(--ita-primary); }
.price-box .was { color: var(--ita-muted); text-decoration: line-through; margin-left: .5rem; }
.info-list { list-style: none; padding: 0; margin: 0; }
.info-list li { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .65rem 0; border-bottom: 1px dashed var(--ita-border); font-size: .9rem; }
.info-list li:last-child { border-bottom: 0; }
.info-list li span:first-child { color: var(--ita-muted); display: inline-flex; align-items: center; gap: .5rem; }
.info-list li span:first-child i { color: var(--ita-primary); }
.info-list li strong { text-align: right; }
.content-body { font-size: 1.02rem; color: var(--ita-fg); }
.content-body p { color: var(--ita-fg); opacity: .88; }
.content-body h2, .content-body h3 { margin-top: 1.75rem; margin-bottom: .75rem; }
.content-body h2 { font-size: 1.45rem; }
.content-body h3 { font-size: 1.2rem; }
.content-body ul, .content-body ol { padding-left: 1.3rem; }
.content-body li { margin-bottom: .4rem; }
.content-body img { border-radius: var(--ita-radius); }
.content-body blockquote { border-left: 4px solid var(--ita-primary); background: var(--ita-primary-soft); padding: 1rem 1.25rem; border-radius: 0 var(--ita-radius) var(--ita-radius) 0; }
.content-body table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
.content-body table td, .content-body table th { border: 1px solid var(--ita-border); padding: .55rem .75rem; }
.check-list { list-style: none; padding: 0; }
.check-list li { position: relative; padding-left: 1.9rem; margin-bottom: .6rem; }
.check-list li::before { content: "\F26A"; font-family: "bootstrap-icons"; position: absolute; left: 0; top: 0; color: #16a34a; font-size: 1.1rem; }
.module-item { border: 1px solid var(--ita-border); border-radius: var(--ita-radius) !important; margin-bottom: .6rem; background: var(--ita-surface); overflow: hidden; }
.module-item .accordion-button { background: var(--ita-surface); color: var(--ita-fg); font-weight: 600; box-shadow: none; }
.module-item .accordion-button:not(.collapsed) { background: var(--ita-primary-soft); color: var(--ita-primary); }
.module-item .accordion-button .dur { margin-left: auto; margin-right: 1rem; font-size: .78rem; color: var(--ita-muted); font-weight: 500; }
.lesson-list { list-style: none; padding: 0; margin: .5rem 0 0; }
.lesson-list li { padding: .4rem 0; font-size: .9rem; color: var(--ita-muted); display: flex; gap: .5rem; align-items: center; }
.lesson-list li i { color: var(--ita-primary); }
.share-links a { width: 38px; height: 38px; border-radius: 10px; display: inline-grid; place-items: center; background: var(--ita-primary-soft); color: var(--ita-primary); margin-right: .3rem; }
.share-links a:hover { background: var(--ita-primary); color: #fff; }
.author-box { display: flex; gap: 1rem; align-items: center; padding: 1.25rem; }
.author-box img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; }
.tag-link { display: inline-block; font-size: .8rem; padding: .3rem .7rem; border-radius: 999px; background: var(--ita-primary-soft); color: var(--ita-primary); margin: 0 .3rem .3rem 0; font-weight: 500; }
.tag-link:hover { background: var(--ita-primary); color: #fff; }
.sidebar-widget { padding: 1.35rem; margin-bottom: 1.5rem; }
.sidebar-widget h4 { font-size: 1rem; margin-bottom: 1rem; padding-bottom: .6rem; border-bottom: 2px solid var(--ita-primary-soft); }
.recent-post { display: flex; gap: .85rem; margin-bottom: .9rem; }
.recent-post img { width: 70px; height: 56px; border-radius: 8px; object-fit: cover; flex: 0 0 70px; }
.recent-post a { color: var(--ita-fg); font-weight: 600; font-size: .88rem; line-height: 1.35; display: block; }
.recent-post a:hover { color: var(--ita-primary); }
.recent-post small { color: var(--ita-muted); }
.gallery-item { position: relative; overflow: hidden; border-radius: var(--ita-radius); aspect-ratio: 4 / 3; display: block; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item .cap { position: absolute; inset: auto 0 0 0; padding: .75rem 1rem; color: #fff; background: linear-gradient(transparent, rgba(0,0,0,.7)); font-size: .85rem; font-weight: 600; }
.contact-info-card { padding: 1.35rem; height: 100%; }
.contact-info-card i { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--ita-primary-soft); color: var(--ita-primary); font-size: 1.2rem; margin-bottom: .75rem; }
.contact-info-card h4 { font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ita-muted); }
.contact-info-card p { margin: 0; color: var(--ita-fg); font-weight: 500; }
.map-frame { border-radius: var(--ita-radius-lg); overflow: hidden; border: 1px solid var(--ita-border); }
.map-frame iframe { width: 100%; height: 360px; border: 0; display: block; }
.timeline-status { display: flex; gap: .5rem; flex-wrap: wrap; }
.timeline-status .step { flex: 1; min-width: 100px; text-align: center; padding: .75rem .5rem; border-radius: 10px; background: var(--ita-surface); border: 1px solid var(--ita-border); font-size: .8rem; font-weight: 600; color: var(--ita-muted); }
.timeline-status .step.done { background: var(--ita-primary-soft); color: var(--ita-primary); border-color: transparent; }
.timeline-status .step.current { background: var(--ita-gradient); color: #fff; border-color: transparent; }
.status-badge { display: inline-block; padding: .35rem .8rem; border-radius: 999px; font-size: .8rem; font-weight: 700; }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer { background: #0f0f24; color: #b4b4cf; position: relative; overflow: hidden; }
.footer::before { content: ""; position: absolute; inset: 0; background: radial-gradient(40% 60% at 90% 0%, rgba(124, 58, 237, .25), transparent 60%); pointer-events: none; }
.footer .container { position: relative; z-index: 1; }
.footer-top { padding: 4rem 0 2.5rem; }
.footer h5 { color: #fff; font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 1.1rem; }
.footer a { color: #b4b4cf; }
.footer a:hover { color: #fff; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: .55rem; font-size: .92rem; }
.footer p { color: #b4b4cf; font-size: .92rem; }
.footer .navbar-brand { color: #fff !important; }
.footer-social a { width: 38px; height: 38px; border-radius: 10px; display: inline-grid; place-items: center; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); margin-right: .35rem; transition: all .2s; }
.footer-social a:hover { background: var(--ita-gradient); border-color: transparent; color: #fff; transform: translateY(-2px); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 1.25rem 0; font-size: .85rem; }
.footer-contact li { display: flex; gap: .7rem; align-items: flex-start; }
.footer-contact i { color: var(--ita-accent); margin-top: .2rem; }

/* WhatsApp + back to top */
.whatsapp-float { position: fixed; right: 22px; bottom: 22px; width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; font-size: 1.7rem; box-shadow: 0 12px 28px -8px rgba(37, 211, 102, .7); z-index: 1050; transition: transform .2s; }
.whatsapp-float:hover { transform: scale(1.08); color: #fff; }
.back-to-top { position: fixed; right: 30px; bottom: 92px; width: 42px; height: 42px; border-radius: 12px; background: var(--ita-surface); border: 1px solid var(--ita-border); color: var(--ita-primary); display: grid; place-items: center; box-shadow: var(--ita-shadow); z-index: 1040; opacity: 0; visibility: hidden; transition: all .3s; }
.back-to-top.show { opacity: 1; visibility: visible; }

/* Swiper tweaks */
.swiper-pagination-bullet { background: var(--ita-primary); opacity: .3; width: 9px; height: 9px; }
.swiper-pagination-bullet-active { opacity: 1; width: 26px; border-radius: 6px; }
.swiper-button-next, .swiper-button-prev { width: 44px; height: 44px; border-radius: 12px; background: var(--ita-surface); border: 1px solid var(--ita-border); color: var(--ita-primary); box-shadow: var(--ita-shadow-sm); }
.swiper-button-next::after, .swiper-button-prev::after { font-size: .95rem; font-weight: 700; }
.swiper-pad { padding-bottom: 3rem !important; }

/* Alerts */
.alert { border-radius: var(--ita-radius); border: 1px solid transparent; }
.alert-success { background: #ecfdf5; color: #065f46; border-color: #a7f3d0; }
.alert-danger { background: #fef2f2; color: #991b1b; border-color: #fecaca; }
[data-bs-theme="dark"] .alert-success { background: rgba(16,185,129,.12); color: #6ee7b7; border-color: rgba(16,185,129,.3); }
[data-bs-theme="dark"] .alert-danger { background: rgba(239,68,68,.12); color: #fca5a5; border-color: rgba(239,68,68,.3); }

/* Pagination */
.pagination { gap: .3rem; }
.page-link { border-radius: 10px !important; border: 1px solid var(--ita-border); color: var(--ita-fg); font-weight: 600; min-width: 40px; text-align: center; background: var(--ita-surface); }
.page-item.active .page-link { background: var(--ita-gradient); border-color: transparent; color: #fff; }
.page-link:hover { background: var(--ita-primary-soft); color: var(--ita-primary); }

/* Auth pages */
.auth-wrap { min-height: calc(100vh - 80px); display: flex; align-items: center; padding: 3rem 0; }
.auth-card { padding: 2.5rem; max-width: 480px; margin: 0 auto; }
.auth-card h1 { font-size: 1.6rem; }

/* Reveal animation */
html.js .reveal { opacity: 0; transform: translateY(20px); transition: opacity .55s ease, transform .55s ease; }
html.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .hero-blob, .float-card { animation: none; } }

/* Error pages */
.error-page { min-height: 70vh; display: flex; align-items: center; text-align: center; }
.error-page .code { font-family: var(--ita-font-heading); font-size: clamp(5rem, 15vw, 9rem); font-weight: 800; line-height: 1; background: var(--ita-gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Print */
@media print { .navbar-ita, .footer, .whatsapp-float, .back-to-top, .announcement-bar { display: none !important; } }