@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400..800&family=DM+Sans:ital,opsz,wght@0,9..40,300..600;1,9..40,300..500&display=swap');

/* ============================================================
   CENTROIA ACADEMY — GLOBAL STYLES
   ============================================================ */

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

:root {
  --accent:       #e86f2a;
  --accent-dark:  #b94f18;
  --accent-light: #ffb06d;
  --accent-soft:  #fff0e6;
  --paper:        #f7f4ee;
  --paper-2:      #fffaf2;
  --ink:          #0f0e0c;
  --black:        #0f0e0c;
  --white:        #ffffff;
  --muted:        #5e5b55;
  --dim:          #9a9690;
  --line:         rgba(16,16,16,.09);
  --line-strong:  rgba(16,16,16,.18);
  --blue:         #244fdb;
  --green:        #1e9e5e;
  --surface:      #ffffff;
  --surface-2:    #f7f4ee;
  --shadow:       0 20px 60px rgba(16,16,16,.08);
  --transition:   0.25s ease;
  --radius:       20px;
  --radius-lg:    32px;
  --font-display: 'Bricolage Grotesque', ui-sans-serif, sans-serif;
  --font-body:    'DM Sans', ui-sans-serif, sans-serif;
  --max:          1180px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ============================================================
   NAVIGATION
   ============================================================ */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 60px;
  height: 72px;
  transition: all var(--transition);
  background: rgba(247,244,238,.86);
  backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid rgba(16,16,16,.07);
}

.nav.scrolled {
  background: rgba(247,244,238,.96);
  box-shadow: 0 4px 28px rgba(16,16,16,.07);
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -.04em;
  font-size: 1.3rem;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 13px;
  background: var(--black);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .84rem;
  letter-spacing: -.03em;
  box-shadow: 0 6px 20px rgba(16,16,16,.18);
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: .875rem;
  font-weight: 500;
  list-style: none;
}

.nav-links a {
  padding: 7px 13px;
  border-radius: 999px;
  transition: color .18s ease, background .18s ease;
  color: var(--muted);
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--ink);
  background: rgba(16,16,16,.05);
}

.nav__cta {
  background: var(--black);
  color: var(--white);
  padding: 10px 22px;
  border-radius: 999px;
  font-size: .86rem;
  font-weight: 700;
  font-family: var(--font-body);
  letter-spacing: -.01em;
  transition: background var(--transition), transform var(--transition);
  cursor: pointer;
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.nav__cta:hover {
  background: #252219;
  transform: translateY(-1px);
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: .92rem;
  font-weight: 600;
  letter-spacing: -.01em;
  border-radius: 999px;
  padding: 13px 28px;
  transition: all var(--transition);
  border: 1.5px solid transparent;
  white-space: nowrap;
}

.btn--gold {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

.btn--gold:hover {
  background: #252219;
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(16,16,16,.15);
}

.btn--outline {
  background: rgba(255,255,255,.65);
  border-color: var(--line-strong);
  color: var(--ink);
  backdrop-filter: blur(8px);
}

.btn--outline:hover {
  background: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(16,16,16,.08);
}

.btn--outline-gold {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--ink);
}

.btn--outline-gold:hover {
  background: rgba(16,16,16,.04);
  border-color: var(--ink);
}

.btn--accent {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.btn--accent:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-2px);
}

.btn--full { width: 100%; display: flex; }

/* ============================================================
   SECTION COMMON
   ============================================================ */

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.042em;
  color: var(--ink);
}

.section-title em {
  color: var(--accent);
  font-style: italic;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.gold-line {
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 99px;
  margin: 20px auto 0;
  opacity: .7;
}

/* ============================================================
   HERO
   ============================================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(232,111,42,.13), transparent),
    radial-gradient(ellipse 40% 40% at 85% 60%, rgba(36,79,219,.05), transparent),
    linear-gradient(180deg, var(--paper-2) 0%, var(--paper) 60%, #ede9e0 100%);
  padding: 120px 60px 220px;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(16,16,16,.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16,16,16,.026) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.6) 0%, transparent 70%);
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(80px);
}

.hero__glow--1 {
  width: 600px; height: 600px;
  background: rgba(232,111,42,.09);
  top: -100px; left: -100px;
}

.hero__glow--2 {
  width: 400px; height: 400px;
  background: rgba(36,79,219,.05);
  bottom: 0; right: 10%;
}

.hero__inner {
  position: relative;
  z-index: 1;
  width: min(1180px, 100%);
  display: grid;
  grid-template-columns: 1fr 460px;
  gap: 80px;
  align-items: center;
}

.hero__content { max-width: 580px; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,111,42,.1);
  border: 1px solid rgba(232,111,42,.22);
  color: var(--accent);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 7px 16px;
  border-radius: 999px;
  margin-bottom: 28px;
  animation: fadeDown .8s ease both;
}

.hero__badge-dot {
  width: 7px; height: 7px;
  border-radius: 999px;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.8rem);
  font-weight: 850;
  line-height: 1.02;
  letter-spacing: -.055em;
  color: var(--ink);
  margin-bottom: 24px;
  animation: fadeDown .9s ease .1s both;
}

.hero__title em {
  color: var(--accent);
  font-style: italic;
}

.hero__sub {
  font-size: 1.08rem;
  color: var(--muted);
  line-height: 1.72;
  margin-bottom: 24px;
  max-width: 500px;
  animation: fadeDown 1s ease .2s both;
}

.hero__tags {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 36px;
  flex-wrap: wrap;
  animation: fadeDown 1s ease .25s both;
}

.hero__tags span {
  font-size: .78rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.hero__tags-dot { color: var(--accent); }

.hero__buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  animation: fadeDown 1s ease .3s both;
}

/* Visual lado derecho */
.hero__visual {
  position: relative;
  width: 460px;
  height: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeDown 1s ease .2s both;
}

.hero__visual-ring {
  position: absolute;
  border-radius: 999px;
  border: 1.5px solid rgba(232,111,42,.15);
}

.hero__visual-ring--outer {
  width: 420px; height: 420px;
  border-style: dashed;
  animation: spinSlow 30s linear infinite;
}

.hero__visual-ring--inner {
  width: 280px; height: 280px;
  border-color: rgba(232,111,42,.2);
  animation: spinSlow 20s linear infinite reverse;
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.hero__visual-center {
  position: relative;
  z-index: 2;
  width: 120px; height: 120px;
  border-radius: 32px;
  background: var(--black);
  display: grid;
  place-items: center;
  box-shadow: 0 20px 60px rgba(16,16,16,.25), 0 0 0 1px rgba(232,111,42,.3);
}

.hero__visual-logo {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -.04em;
}

.hero__orbit { position: absolute; inset: 0; pointer-events: none; }

.hero__orbit-card {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 84px; height: 84px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: 0 8px 28px rgba(16,16,16,.08);
  font-size: 1.6rem;
}

.hero__orbit-label {
  font-size: .56rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: .04em;
  text-transform: uppercase;
  line-height: 1;
}

.hero__orbit-card--1 { top: 10px; left: 50%; transform: translateX(-50%); animation: floatOrbitCenter 4s ease-in-out infinite; }
.hero__orbit-card--2 { top: 60px; right: 10px; animation: floatOrbit 4s ease-in-out infinite .5s; }
.hero__orbit-card--3 { bottom: 60px; right: 10px; animation: floatOrbit 4s ease-in-out infinite 1s; }
.hero__orbit-card--4 { bottom: 10px; left: 50%; transform: translateX(-50%); animation: floatOrbitCenter 4s ease-in-out infinite 1.5s; }
.hero__orbit-card--5 { bottom: 60px; left: 10px; animation: floatOrbit 4s ease-in-out infinite 2s; }
.hero__orbit-card--6 { top: 60px; left: 10px; animation: floatOrbit 4s ease-in-out infinite 2.5s; }

@keyframes floatOrbit {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

@keyframes floatOrbitCenter {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(-8px); }
}

/* Stats bar */
.hero__stats {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(var(--max), calc(100% - 40px));
  background: var(--white);
  border: 1px solid var(--line);
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 28px 40px;
  box-shadow: 0 -10px 40px rgba(16,16,16,.05);
  animation: fadeUp 1s ease .4s both;
  z-index: 2;
}

.stat-item { text-align: center; }

.stat-item__number {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -.04em;
  color: var(--ink);
  display: block;
}

.stat-item__label {
  font-size: .78rem;
  color: var(--muted);
  font-weight: 500;
  margin-top: 3px;
  display: block;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--line);
}

.hero__scroll {
  position: absolute;
  bottom: 120px;
  left: 50%;
  transform: translateX(-50%);
  width: 36px; height: 36px;
  border: 1.5px solid var(--line-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  color: var(--muted);
  animation: bounce 2.5s ease-in-out infinite;
  z-index: 2;
}

/* ============================================================
   FEATURES SECTION
   ============================================================ */

.features {
  padding: 120px 60px;
  background: var(--paper);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: var(--max);
  margin: 0 auto;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(232,111,42,.25);
}

.feature-card__icon {
  width: 52px; height: 52px;
  border-radius: 16px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 22px;
  border: 1px solid rgba(232,111,42,.15);
  transition: background var(--transition), border-color var(--transition);
}

.feature-card:hover .feature-card__icon {
  background: rgba(232,111,42,.15);
  border-color: rgba(232,111,42,.3);
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -.025em;
  margin-bottom: 12px;
  color: var(--ink);
}

.feature-card__desc {
  font-size: .93rem;
  color: var(--muted);
  line-height: 1.72;
}

/* ============================================================
   PLANS SECTION
   ============================================================ */

.plans {
  padding: 120px 60px;
  background: var(--paper-2);
  position: relative;
}

.plans__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: var(--max);
  margin: 0 auto;
}

.plan-card {
  border: 1px solid var(--line);
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  position: relative;
  transition: all var(--transition);
  background: var(--white);
}

.plan-card:hover {
  border-color: rgba(232,111,42,.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.plan-card--featured {
  border-color: var(--accent);
  background: var(--black);
  color: var(--white);
  transform: scale(1.03);
}

.plan-card--featured:hover {
  transform: scale(1.03) translateY(-4px);
  border-color: var(--accent-light);
}

.plan-card__badge {
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--white);
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 5px 16px;
  font-weight: 700;
  border-radius: 0 0 10px 10px;
  white-space: nowrap;
}

.plan-card__name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -.032em;
  margin-bottom: 5px;
}

.plan-card__tagline {
  font-size: .84rem;
  color: var(--muted);
  margin-bottom: 24px;
  line-height: 1.5;
}

.plan-card--featured .plan-card__tagline { color: rgba(255,255,255,.58); }

.plan-card__price {
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.plan-card--featured .plan-card__price { border-bottom-color: rgba(255,255,255,.1); }

.plan-card__price .currency {
  font-size: 1.2rem;
  vertical-align: top;
  margin-top: 8px;
  display: inline-block;
  color: var(--accent);
}

.plan-card__price .amount {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -.05em;
  color: var(--ink);
  line-height: 1;
}

.plan-card--featured .plan-card__price .amount { color: var(--white); }
.plan-card--featured .plan-card__price .currency { color: var(--accent-light); }

.plan-card__price .period {
  font-size: .78rem;
  color: var(--muted);
  display: block;
  margin-top: 6px;
}

.plan-card--featured .plan-card__price .period { color: rgba(255,255,255,.45); }

.plan-card__features {
  list-style: none;
  margin-bottom: 32px;
}

.plan-card__features li {
  font-size: .88rem;
  color: var(--muted);
  padding: 9px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--line);
}

.plan-card--featured .plan-card__features li {
  color: rgba(255,255,255,.7);
  border-bottom-color: rgba(255,255,255,.07);
}

.plan-card__features li::before {
  content: '→';
  color: var(--accent);
  font-size: .82rem;
  flex-shrink: 0;
  font-weight: 700;
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */

.testimonials {
  padding: 120px 60px;
  background: var(--paper);
  position: relative;
}

.testimonials::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: .4;
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: var(--max);
  margin: 0 auto;
}

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  transition: all var(--transition);
}

.testimonial-card:hover {
  border-color: rgba(232,111,42,.3);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.testimonial-card__quote {
  font-size: 3.5rem;
  color: var(--accent);
  opacity: .25;
  font-family: var(--font-display);
  font-weight: 800;
  line-height: .7;
  margin-bottom: 18px;
}

.testimonial-card__text {
  font-size: .97rem;
  color: var(--muted);
  line-height: 1.78;
  margin-bottom: 28px;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-card__avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: .88rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}

.testimonial-card__name {
  font-weight: 700;
  font-size: .9rem;
  color: var(--ink);
}

.testimonial-card__role {
  font-size: .76rem;
  color: var(--accent);
  font-weight: 600;
  margin-top: 2px;
}

/* ============================================================
   FOOTER
   ============================================================ */

footer {
  background: var(--black);
  border-top: 1px solid rgba(232,111,42,.15);
  padding: 48px 60px;
}

.footer__inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer__logo span { color: var(--accent); }
.footer__copy { font-size: .8rem; color: rgba(255,255,255,.35); }

.footer__links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer__links a {
  font-size: .8rem;
  color: rgba(255,255,255,.45);
  transition: color var(--transition);
}

.footer__links a:hover { color: var(--accent); }

/* ============================================================
   ALERTS
   ============================================================ */

.alert {
  padding: 13px 18px;
  font-size: .86rem;
  margin-bottom: 18px;
  border-left: 3px solid;
  border-radius: 0 10px 10px 0;
}

.alert--error {
  background: rgba(232,80,80,.08);
  border-color: #e85050;
  color: #c04040;
}

.alert--success {
  background: rgba(30,158,94,.08);
  border-color: var(--green);
  color: var(--green);
}

/* ============================================================
   INDEX COURSES GRID
   ============================================================ */

.index-courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: var(--max);
  margin: 0 auto;
}

.index-course-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}

.index-course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(232,111,42,.25);
}

.index-course-card__thumb {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--black);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.index-course-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.index-course-card__emoji { font-size: 3rem; }

.index-course-card__info {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 8px;
}

.index-course-card__tag {
  font-size: .68rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
}

.index-course-card__name {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: 1.2;
  color: var(--ink);
}

.index-course-card__desc {
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.65;
  flex: 1;
}

.index-course-card__badge {
  display: inline-flex;
  align-self: flex-start;
  background: rgba(30,158,94,.1);
  border: 1px solid rgba(30,158,94,.25);
  color: #1e9e5e;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 999px;
  margin-top: 4px;
}

.index-course-card--more {
  background: var(--accent-soft);
  border-color: rgba(232,111,42,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
}

.index-course-card__more-inner {
  padding: 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.index-course-card__more-icon {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  font-family: var(--font-display);
  line-height: 1;
  margin-bottom: 12px;
}

.index-course-card__more-text {
  font-size: .92rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translate(-50%, 20px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(7px); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(.7); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .nav { padding: 18px 32px; }
  .nav.scrolled { padding: 12px 32px; }
  .hero { padding: 120px 32px 220px; }
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { display: none; }
  .hero__content { max-width: 100%; text-align: center; }
  .hero__buttons { justify-content: center; }
  .hero__tags { justify-content: center; }
  .hero__sub { margin: 0 auto 24px; }
  .features__grid { grid-template-columns: repeat(2, 1fr); }
  .index-courses-grid { grid-template-columns: repeat(2, 1fr); }
  .plans__grid { grid-template-columns: 1fr; max-width: 460px; }
  .plan-card--featured { transform: scale(1); }
  .plan-card--featured:hover { transform: translateY(-4px); }
  .testimonials__grid { grid-template-columns: repeat(2, 1fr); }
  .features { padding: 80px 32px; }
  .plans { padding: 80px 32px; }
  .testimonials { padding: 80px 32px; }
}

@media (max-width: 640px) {
  .features__grid { grid-template-columns: 1fr; }
  .index-courses-grid { grid-template-columns: 1fr; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .hero__stats { flex-wrap: wrap; gap: 0; padding: 20px 24px; }
  .stat-item { width: 50%; padding: 14px 0; border-bottom: 1px solid var(--line); }
  .stat-item:nth-child(odd) { border-right: 1px solid var(--line); }
  .stat-divider { display: none; }
  .footer__inner { flex-direction: column; text-align: center; }
  .features { padding: 64px 20px; }
  .plans { padding: 64px 20px; }
  .testimonials { padding: 64px 20px; }
  footer { padding: 40px 20px; }
  .hero { padding: 100px 20px 200px; }
  .hero__title { font-size: clamp(2.4rem, 10vw, 3.2rem); }
}