/* ============================================================
   ROOT TOKENS
============================================================ */
:root {
  --bg:          #08090f;
  --bg-2:        #0d0f1e;
  --bg-card:     #0f1120;
  --bg-card-h:   #141830;

  --purple:      #7c3aed;
  --purple-lt:   #9d5ff3;
  --purple-dk:   #5b21b6;
  --cyan:        #06b6d4;
  --gold:        #f59e0b;
  --green:       #10b981;
  --red:         #ef4444;

  --grad:        linear-gradient(135deg, #7c3aed, #06b6d4);
  --grad-gold:   linear-gradient(135deg, #f59e0b, #f97316);

  --text:        #f1f5f9;
  --text-2:      #94a3b8;
  --text-3:      #475569;

  --border:      rgba(255,255,255,.08);
  --border-h:    rgba(255,255,255,.15);
  --glass:       rgba(255,255,255,.04);
  --glass-h:     rgba(255,255,255,.08);

  --r-sm:   8px;
  --r-md:   16px;
  --r-lg:   24px;
  --r-xl:   40px;
  --r-full: 9999px;

  --shadow-card:   0 8px 32px rgba(0,0,0,.45);
  --glow-purple:   0 0 40px rgba(124,58,237,.35);
  --glow-cyan:     0 0 40px rgba(6,182,212,.25);
  --glow-gold:     0 0 40px rgba(245,158,11,.35);

  --ease:    cubic-bezier(.4,0,.2,1);
  --tr:      .3s var(--ease);
  --tr-slow: .55s var(--ease);

  --hdr:     76px;
  --cx:      clamp(1rem, 5vw, 2rem);
}

/* ============================================================
   RESET
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--hdr);
}

body {
  font-family: 'Space Grotesk', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font: inherit; color: inherit; }
details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }

/* ============================================================
   CONTAINER
============================================================ */
.container {
  width: 100%;
  max-width: 1300px;
  margin-inline: auto;
  padding-inline: var(--cx);
}

/* ============================================================
   TYPOGRAPHY UTILITIES
============================================================ */
.text-gradient {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   BUTTONS
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  border-radius: var(--r-full);
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1;
  transition: var(--tr);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

/* primary */
.btn--primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 4px 20px rgba(124,58,237,.3);
}
.btn--primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.12), transparent);
  opacity: 0;
  transition: var(--tr);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 36px rgba(124,58,237,.55); }
.btn--primary:hover::after { opacity: 1; }

/* outline */
.btn--outline {
  border-color: var(--border-h);
  color: var(--text);
}
.btn--outline:hover {
  border-color: var(--purple);
  background: rgba(124,58,237,.12);
  transform: translateY(-2px);
}

/* ghost */
.btn--ghost {
  color: var(--text-2);
  background: var(--glass);
}
.btn--ghost:hover { color: var(--text); background: var(--glass-h); }

/* gold */
.btn--gold {
  background: var(--grad-gold);
  color: #0a0a0f;
  font-weight: 700;
}
.btn--gold:hover { transform: translateY(-2px); box-shadow: 0 8px 36px rgba(245,158,11,.45); }

/* sizes */
.btn--sm  { padding: .5rem 1.125rem; font-size: .875rem; }
.btn--lg  { padding: 1rem 2rem;      font-size: 1.0625rem; }
.btn--full{ width: 100%; justify-content: center; }

/* ============================================================
   SECTION COMMON
============================================================ */
.section {
  padding-block: clamp(4rem, 9vw, 9rem);
}

.section-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .35rem 1rem;
  border-radius: var(--r-full);
  border: 1px solid rgba(124,58,237,.4);
  background: rgba(124,58,237,.1);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--purple-lt);
  margin-bottom: 1.25rem;
}

.section-title {
  font-size: clamp(1.875rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.02em;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: clamp(.9375rem, 1.5vw, 1.125rem);
  color: var(--text-2);
  max-width: 560px;
  margin-inline: auto;
  line-height: 1.7;
}

/* ============================================================
   HEADER
============================================================ */
.header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 100;
  height: var(--hdr);
  display: flex;
  align-items: center;
  transition: background var(--tr), box-shadow var(--tr), border-color var(--tr);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background: rgba(8,9,15,.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-color: var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,.4);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: 1.125rem;
  font-weight: 600;
  flex-shrink: 0;
}
.nav__logo strong { font-weight: 700; }
.nav__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--grad);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #fff;
  flex-shrink: 0;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: .25rem;
  margin-inline-start: auto;
}

.nav__link {
  padding: .5rem .875rem;
  border-radius: var(--r-sm);
  font-size: .9375rem;
  color: var(--text-2);
  transition: var(--tr);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  inset-block-end: 2px;
  inset-inline: .875rem;
  height: 2px;
  background: var(--grad);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--tr);
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::after { transform: scaleX(1); }

.nav__actions {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-inline-start: 1rem;
}

/* Burger */
.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-sm);
  background: var(--glass);
  border: 1px solid var(--border);
  gap: 5px;
  margin-inline-start: auto;
  transition: var(--tr);
}
.nav__burger:hover { background: var(--glass-h); }

.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--tr);
  transform-origin: center;
}

.nav__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100dvh;
  background: rgba(8,9,15,.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: calc(var(--hdr) + 2.5rem) var(--cx) 3rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  opacity: 0;
  visibility: hidden;
  transform: scale(.97);
  transform-origin: top center;
  transition: opacity .4s var(--ease), visibility .4s var(--ease), transform .4s var(--ease);
  z-index: 99;
  overflow-y: auto;
}

.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.mobile-menu__list {
  display: flex;
  flex-direction: column;
}

.mobile-menu__link {
  display: block;
  padding: 1rem 0;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
  transition: var(--tr);
}
.mobile-menu__link:hover { color: var(--text); padding-inline-start: .5rem; }

.mobile-menu__actions {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-block-start: auto;
}

/* ============================================================
   HERO
============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-block: calc(var(--hdr) + 3rem) 5rem;
  overflow: hidden;
}

/* Background */
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  will-change: transform;
}
.hero__orb--1 {
  width: clamp(300px, 50vw, 700px);
  height: clamp(300px, 50vw, 700px);
  background: radial-gradient(circle, rgba(124,58,237,.35) 0%, transparent 70%);
  top: -15%;
  left: -10%;
  animation: orbFloat 10s ease-in-out infinite;
}
.hero__orb--2 {
  width: clamp(200px, 35vw, 500px);
  height: clamp(200px, 35vw, 500px);
  background: radial-gradient(circle, rgba(6,182,212,.25) 0%, transparent 70%);
  top: 10%;
  right: -5%;
  animation: orbFloat 13s ease-in-out infinite reverse;
}
.hero__orb--3 {
  width: clamp(150px, 25vw, 400px);
  height: clamp(150px, 25vw, 400px);
  background: radial-gradient(circle, rgba(245,158,11,.15) 0%, transparent 70%);
  bottom: 5%;
  left: 35%;
  animation: orbFloat 16s ease-in-out infinite 2s;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50%       { transform: translateY(-30px) scale(1.05); }
}

/* Inner layout */
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
  position: relative;
  z-index: 1;
}

/* Content */
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .45rem 1.1rem;
  border-radius: var(--r-full);
  background: rgba(16,185,129,.1);
  border: 1px solid rgba(16,185,129,.3);
  font-size: .875rem;
  font-weight: 500;
  color: #34d399;
  margin-bottom: 1.75rem;
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.4); opacity: .6; }
}

.hero__title {
  font-size: clamp(2.25rem, 4.5vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.03em;
  margin-bottom: 1.5rem;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.1875rem);
  color: var(--text-2);
  line-height: 1.75;
  margin-bottom: 2.25rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

/* Stats */
.hero__stats {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  gap: .2rem;
}
.hero__stat strong {
  font-size: clamp(1.375rem, 2vw, 1.75rem);
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__stat span {
  font-size: .8125rem;
  color: var(--text-3);
  font-weight: 500;
}

.hero__stat-div {
  width: 1px;
  height: 2.5rem;
  background: var(--border);
  flex-shrink: 0;
}

/* Visual */
.hero__visual {
  position: relative;
  height: clamp(360px, 45vw, 520px);
}

/* Crypto cards */
.crypto-card {
  position: absolute;
  width: clamp(220px, 28vw, 320px);
  background: rgba(15,17,32,.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-h);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-card), var(--glow-purple);
  animation: cardFloat 7s ease-in-out infinite;
}

.crypto-card--eth {
  top: 45%;
  right: 0;
  box-shadow: var(--shadow-card), var(--glow-cyan);
  animation: cardFloat 9s ease-in-out infinite reverse 1s;
}

.crypto-card:not(.crypto-card--eth) {
  top: 0;
  left: 0;
}

@keyframes cardFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-14px); }
}

.crypto-card__header {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1rem;
}

.crypto-card__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f59e0b, #f97316);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  color: #0a0a0f;
  flex-shrink: 0;
}
.crypto-card__icon--eth {
  background: linear-gradient(135deg, #7c3aed, #06b6d4);
  color: #fff;
}

.crypto-card__info { flex: 1; }
.crypto-card__name { font-size: .9375rem; font-weight: 600; }
.crypto-card__sym  { font-size: .75rem; color: var(--text-3); margin-top: .1rem; }

.crypto-card__change {
  font-size: .8125rem;
  font-weight: 700;
  padding: .25rem .625rem;
  border-radius: var(--r-full);
}
.crypto-card__change--up { background: rgba(16,185,129,.15); color: #34d399; }
.crypto-card__change--dn { background: rgba(239,68,68,.15); color: #f87171; }

.crypto-card__price {
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: 1rem;
}

.crypto-card__chart {
  height: 56px;
  overflow: hidden;
  border-radius: var(--r-sm);
}
.crypto-card__chart svg { width: 100%; height: 100%; }

/* Floating badges */
.hero__float {
  position: absolute;
  display: flex;
  align-items: center;
  gap: .75rem;
  background: rgba(15,17,32,.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-h);
  border-radius: var(--r-md);
  padding: .75rem 1.1rem;
  white-space: nowrap;
  box-shadow: var(--shadow-card);
  animation: cardFloat 8s ease-in-out infinite 2s;
}
.hero__float--profit  { bottom: 5%; left: -2%; }
.hero__float--students{ top: 25%; right: -3%; animation-delay: 3.5s; }

.hero__float-icon  { font-size: 1.4rem; }
.hero__float-label { font-size: .75rem; color: var(--text-3); margin-bottom: .15rem; }
.hero__float-val   { font-size: .9375rem; font-weight: 700; color: var(--green); }

/* ============================================================
   TICKER
============================================================ */
.ticker {
  background: var(--bg-2);
  border-block: 1px solid var(--border);
  padding-block: .75rem;
  overflow: hidden;
}

.ticker__track {
  display: flex;
  gap: 3rem;
  width: max-content;
  animation: tickerScroll 30s linear infinite;
}

.ticker__item {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
}
.ticker__item em { font-style: normal; }
.ticker__up { color: var(--green); }
.ticker__dn { color: var(--red); }

@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   FEATURES
============================================================ */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
  transition: var(--tr);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad);
  opacity: 0;
  transition: var(--tr);
}

.feature-card:hover {
  border-color: rgba(124,58,237,.4);
  transform: translateY(-4px);
  box-shadow: var(--glow-purple);
}

.feature-card--accent {
  background: linear-gradient(135deg, rgba(124,58,237,.12), rgba(6,182,212,.08));
  border-color: rgba(124,58,237,.25);
}

.feature-card__icon {
  width: 56px;
  height: 56px;
  background: var(--grad);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}

.feature-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: .625rem;
  position: relative;
  z-index: 1;
}

.feature-card__text {
  font-size: .9375rem;
  color: var(--text-2);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

/* ============================================================
   COURSES SLIDER
============================================================ */
.courses-swiper { padding-bottom: 5rem !important; }

.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  height: auto;
  display: flex;
  flex-direction: column;
  transition: var(--tr);
}
.course-card:hover {
  border-color: rgba(124,58,237,.35);
  box-shadow: var(--glow-purple);
  transform: translateY(-4px);
}

.course-card__top {
  position: relative;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.course-card__top--btc   { background: linear-gradient(135deg, rgba(245,158,11,.2), rgba(249,115,22,.15)); }
.course-card__top--eth   { background: linear-gradient(135deg, rgba(124,58,237,.2), rgba(6,182,212,.15)); }
.course-card__top--nft   { background: linear-gradient(135deg, rgba(236,72,153,.2), rgba(167,139,250,.15)); }
.course-card__top--trade { background: linear-gradient(135deg, rgba(16,185,129,.2), rgba(6,182,212,.1)); }
.course-card__top--sol   { background: linear-gradient(135deg, rgba(99,102,241,.2), rgba(139,92,246,.15)); }

.course-card__big-icon {
  font-size: 3.5rem;
  opacity: .9;
  user-select: none;
}

.course-card__badge {
  position: absolute;
  top: .875rem;
  left: .875rem;
  padding: .3rem .75rem;
  border-radius: var(--r-full);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .04em;
}
.course-card__badge--hot { background: rgba(245,158,11,.2); color: var(--gold); border: 1px solid rgba(245,158,11,.3); }
.course-card__badge--new { background: rgba(6,182,212,.2);  color: var(--cyan); border: 1px solid rgba(6,182,212,.3); }

.course-card__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: .875rem;
}

.course-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
}

.course-card__level {
  font-size: .75rem;
  font-weight: 700;
  padding: .25rem .625rem;
  border-radius: var(--r-full);
}
.course-card__level--beg { background: rgba(16,185,129,.15); color: #34d399; }
.course-card__level--mid { background: rgba(245,158,11,.15); color: var(--gold); }
.course-card__level--adv { background: rgba(239,68,68,.15);  color: #f87171; }

.course-card__dur { font-size: .8125rem; color: var(--text-3); }

.course-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.3;
}

.course-card__text {
  font-size: .9rem;
  color: var(--text-2);
  line-height: 1.65;
  flex: 1;
}

.course-card__rating {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .875rem;
}
.stars { color: var(--gold); letter-spacing: .05em; }
.course-card__rating b { font-weight: 700; }
.course-card__cnt { color: var(--text-3); }

.course-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: .875rem;
  border-top: 1px solid var(--border);
}

.course-card__price { display: flex; align-items: baseline; gap: .5rem; }
.course-card__price-cur { font-size: 1.375rem; font-weight: 700; color: var(--text); }
.course-card__price-old { font-size: .875rem; color: var(--text-3); text-decoration: line-through; }

/* ============================================================
   SWIPER CUSTOM NAVIGATION
============================================================ */
.swiper-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
}

.swiper-nav__btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-h);
  background: var(--glass);
  color: var(--text);
  transition: var(--tr);
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}
.swiper-nav__btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad);
  opacity: 0;
  transition: var(--tr);
  border-radius: 50%;
}
.swiper-nav__btn:hover {
  border-color: transparent;
  box-shadow: var(--glow-purple);
  transform: scale(1.08);
}
.swiper-nav__btn:hover::before { opacity: 1; }
.swiper-nav__btn svg { position: relative; z-index: 1; }
.swiper-nav__btn:disabled {
  opacity: .3;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Swiper pagination dots */
.swiper-pagination {
  position: static !important;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.swiper-pagination-bullet {
  width: 8px;
  height: 8px;
  border-radius: var(--r-full);
  background: var(--text-3);
  opacity: 1;
  transition: var(--tr);
}
.swiper-pagination-bullet-active {
  background: var(--purple);
  width: 28px;
  box-shadow: 0 0 12px rgba(124,58,237,.6);
}

/* ============================================================
   INSTRUCTORS
============================================================ */
.instructors {
  background: var(--bg-2);
}

.instructors__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.instructor-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: var(--tr);
}
.instructor-card:hover {
  border-color: rgba(124,58,237,.3);
  transform: translateY(-4px);
  box-shadow: var(--glow-purple);
}

.instructor-card__av {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin: 0 auto 1.25rem;
  border: 3px solid transparent;
}
.instructor-card__av--1 { background: linear-gradient(135deg, #7c3aed, #06b6d4); }
.instructor-card__av--2 { background: linear-gradient(135deg, #ec4899, #8b5cf6); }
.instructor-card__av--3 { background: linear-gradient(135deg, #06b6d4, #10b981); }
.instructor-card__av--4 { background: linear-gradient(135deg, #f59e0b, #ef4444); }

.instructor-card__name {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: .35rem;
}
.instructor-card__role {
  font-size: .875rem;
  color: var(--purple-lt);
  font-weight: 600;
  margin-bottom: .6rem;
}
.instructor-card__exp {
  font-size: .8125rem;
  color: var(--text-3);
  line-height: 1.5;
}

/* ============================================================
   TESTIMONIALS
============================================================ */
.testimonials-swiper { padding-bottom: 5rem !important; }

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2rem;
  height: auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: var(--tr);
}
.testimonial-card:hover {
  border-color: rgba(124,58,237,.3);
  box-shadow: var(--glow-purple);
}

.testimonial-card__stars {
  font-size: 1.125rem;
  color: var(--gold);
  letter-spacing: .05em;
}

.testimonial-card__quote {
  font-size: clamp(.9rem, 1.2vw, 1.0625rem);
  color: var(--text-2);
  line-height: 1.75;
  font-style: normal;
  flex: 1;
  position: relative;
  padding-left: 1.25rem;
  border-left: 3px solid var(--purple);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-card__av {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7c3aed, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8125rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.testimonial-card__av--2 { background: linear-gradient(135deg, #ec4899, #8b5cf6); }
.testimonial-card__av--3 { background: linear-gradient(135deg, #06b6d4, #10b981); }
.testimonial-card__av--4 { background: linear-gradient(135deg, #f59e0b, #ef4444); }

.testimonial-card__name   { font-size: .9375rem; font-weight: 700; }
.testimonial-card__course { font-size: .8125rem; color: var(--text-3); margin-top: .15rem; }

.testimonial-card__result {
  margin-left: auto;
  font-size: 1rem;
  font-weight: 700;
  color: var(--green);
  background: rgba(16,185,129,.1);
  padding: .35rem .875rem;
  border-radius: var(--r-full);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ============================================================
   PRICING
============================================================ */
.pricing {
  background: var(--bg-2);
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 2rem;
  position: relative;
  transition: var(--tr);
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glow-purple);
}

.pricing-card--popular {
  background: linear-gradient(160deg, rgba(124,58,237,.12), rgba(6,182,212,.07));
  border-color: rgba(124,58,237,.4);
  box-shadow: var(--glow-purple);
  transform: scale(1.03);
}
.pricing-card--popular:hover { transform: scale(1.03) translateY(-4px); }

.pricing-card__ribbon {
  position: absolute;
  top: -1px;
  right: 2rem;
  background: var(--grad);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  padding: .35rem 1rem;
  border-radius: 0 0 var(--r-sm) var(--r-sm);
  letter-spacing: .06em;
}

.pricing-card__head { display: flex; flex-direction: column; gap: .5rem; }
.pricing-card__name { font-size: 1.25rem; font-weight: 700; }
.pricing-card__desc { font-size: .875rem; color: var(--text-2); }

.pricing-card__price {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -.04em;
  line-height: 1;
  color: var(--text);
  display: flex;
  align-items: flex-start;
  gap: .2rem;
}
.pricing-card__price sup { font-size: 1.25rem; margin-top: .5rem; font-weight: 600; }
.pricing-card__price sub { font-size: .875rem; font-weight: 400; color: var(--text-3); align-self: flex-end; margin-bottom: .25rem; }

.pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  flex: 1;
}
.pricing-card__features li {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .9375rem;
}
.pricing-card__features li::before {
  content: '';
  width: 20px;
  height: 20px;
  border-radius: 50%;
  flex-shrink: 0;
  background-size: 12px;
  background-repeat: no-repeat;
  background-position: center;
}
.pricing-card__features li.yes { color: var(--text); }
.pricing-card__features li.yes::before {
  background-color: rgba(16,185,129,.15);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M2 6l3 3 5-5' stroke='%2310b981' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
.pricing-card__features li.no { color: var(--text-3); }
.pricing-card__features li.no::before {
  background-color: rgba(71,85,105,.15);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M3 3l6 6M9 3l-6 6' stroke='%23475569' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
}

/* ============================================================
   FAQ
============================================================ */
.faq__list {
  max-width: 800px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq__item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color var(--tr);
}
.faq__item[open] { border-color: rgba(124,58,237,.35); }
.faq__item:hover { border-color: var(--border-h); }

.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.375rem 1.5rem;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text);
  transition: color var(--tr);
  user-select: none;
}
.faq__item[open] .faq__q { color: var(--purple-lt); }

.faq__chevron {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--glass);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--tr);
  color: var(--text-2);
}
.faq__item[open] .faq__chevron {
  background: rgba(124,58,237,.15);
  border-color: rgba(124,58,237,.3);
  color: var(--purple-lt);
  transform: rotate(180deg);
}

.faq__a {
  padding: 0 1.5rem 1.375rem;
  font-size: .9375rem;
  color: var(--text-2);
  line-height: 1.75;
}

/* ============================================================
   CTA
============================================================ */
.cta {
  background: var(--bg-2);
}

.cta__inner {
  position: relative;
  background: var(--bg-card);
  border: 1px solid rgba(124,58,237,.25);
  border-radius: var(--r-xl);
  padding: clamp(3rem, 7vw, 6rem) var(--cx);
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}

.cta__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}
.cta__orb--1 {
  width: 400px; height: 400px;
  background: rgba(124,58,237,.3);
  top: -200px; left: -100px;
}
.cta__orb--2 {
  width: 300px; height: 300px;
  background: rgba(6,182,212,.2);
  bottom: -150px; right: -50px;
}

.cta__inner > * { position: relative; z-index: 1; }

.cta__title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.03em;
  margin-block: 1.25rem .875rem;
}

.cta__subtitle {
  font-size: clamp(.9375rem, 1.5vw, 1.1875rem);
  color: var(--text-2);
  max-width: 520px;
  margin-inline: auto;
  margin-bottom: 2.5rem;
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.cta__guarantee {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  color: var(--text-3);
}

/* ============================================================
   FOOTER
============================================================ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding-block: clamp(3rem, 6vw, 5rem) 2rem;
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(2rem, 5vw, 5rem);
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}

.footer__brand { display: flex; flex-direction: column; gap: 1rem; }
.footer__about { font-size: .9375rem; color: var(--text-2); line-height: 1.7; max-width: 300px; }

.footer__socials {
  display: flex;
  gap: .75rem;
}
.footer__soc {
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  background: var(--glass);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  transition: var(--tr);
}
.footer__soc:hover { background: rgba(124,58,237,.15); border-color: rgba(124,58,237,.3); color: var(--purple-lt); }

.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer__col-title {
  font-size: .875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text);
  margin-bottom: 1.25rem;
}

.footer__col ul { display: flex; flex-direction: column; gap: .625rem; }

.footer__link {
  font-size: .9375rem;
  color: var(--text-3);
  transition: var(--tr);
}
.footer__link:hover { color: var(--text); padding-inline-start: .25rem; }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .875rem;
  color: var(--text-3);
}

.footer__disclaimer { font-size: .8125rem; }

/* ============================================================
   REVEAL ANIMATION
============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   MEDIA QUERIES
============================================================ */

/* Large desktop adjustments */
@media (max-width: 1100px) {
  .instructors__grid { grid-template-columns: repeat(2, 1fr); }
}

/* Tablet → burger at 992px */
@media (max-width: 992px) {
  .nav__list, .nav__actions { display: none; }
  .nav__burger { display: flex; }

  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { display: none; }
  .hero { min-height: auto; padding-block: calc(var(--hdr) + 4rem) 4rem; }
  .hero__stats { gap: 1rem; }

  .features__grid { grid-template-columns: repeat(2, 1fr); }
  .pricing__grid  { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; }
  .pricing-card--popular { transform: none; }
  .pricing-card--popular:hover { transform: translateY(-4px); }

  .footer__top { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: repeat(3, 1fr); }
}

/* Mobile */
@media (max-width: 768px) {
  .features__grid     { grid-template-columns: 1fr; }
  .instructors__grid  { grid-template-columns: repeat(2, 1fr); }
  .footer__nav        { grid-template-columns: repeat(2, 1fr); }

  .hero__title    { font-size: clamp(1.875rem, 8vw, 2.5rem); }
  .hero__actions  { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .hero__stats    { justify-content: center; }
  .hero__stat-div { display: none; }

  .cta__actions { flex-direction: column; }
  .cta__actions .btn { width: 100%; max-width: 320px; }

  .footer__bottom { flex-direction: column; text-align: center; }
}

/* Small mobile */
@media (max-width: 480px) {
  .instructors__grid { grid-template-columns: 1fr; }
  .footer__nav       { grid-template-columns: 1fr; }

  .section-tag { font-size: .75rem; }
  .swiper-nav__btn { width: 44px; height: 44px; }
}