/* ============================================================
   LEARNAI — COMPONENTS
   Header · Nav · Buttons · Badges · Search · Ticker
   3D Mockups · Guide Cards · Drawers · Accordion · Forms · Footer
   ============================================================ */

/* ------------------------------------------------------------
   HEADER / NAV
   ------------------------------------------------------------ */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 251, 253, 0.86);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--line);
}

.header.is-scrolled { box-shadow: var(--shadow-xs); }

.header__inner {
  display: flex;
  align-items: center;
  gap: var(--s-6);
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  flex-shrink: 0;
}

.brand__mark {
  width: 28px;
  height: 28px;
  border-radius: var(--r-sm);
  background: var(--emerald-900);
  display: grid;
  place-items: center;
  color: var(--on-dark);
  box-shadow: inset 0 -1px 0 rgba(255,255,255,.14);
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.brand__name em { font-style: normal; color: var(--emerald-700); }

.nav { margin-left: auto; }

.nav__list { display: flex; align-items: center; gap: var(--s-1); }

.nav__link {
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  padding: var(--s-2) var(--s-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--ink-soft);
  border-radius: var(--r-sm);
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}

.nav__link:hover { color: var(--ink); background: var(--bg-alt); }

.nav__link[aria-current="page"] { color: var(--emerald-900); font-weight: 600; }

.header__actions { display: flex; align-items: center; gap: var(--s-3); }

.header-search {
  position: relative;
  display: none;
  align-items: center;
}

.header-search .search__input { width: 168px; padding-block: var(--s-2); }

.header-search .search__icon { position: absolute; left: var(--s-2); pointer-events: none; }

.header-search .search__input {
  padding-left: calc(var(--s-2) + 1.25rem);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  place-items: center;
  color: var(--ink);
}

/* Mobile nav drawer */
.mobile-nav {
  position: fixed;
  inset: 64px 0 0 0;
  background: var(--bg);
  padding: var(--s-6) var(--gutter);
  display: none;
  flex-direction: column;
  gap: var(--s-2);
  border-top: 1px solid var(--line);
  overflow-y: auto;
  z-index: 99;
}

.mobile-nav.is-open { display: flex; }

.mobile-nav .nav__link {
  font-size: var(--text-lg);
  padding: var(--s-4) 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  justify-content: space-between;
}

.mobile-nav .btn { margin-top: var(--s-4); }

/* ------------------------------------------------------------
   BUTTONS
   ------------------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: 0.72em 1.35em;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  transition: background var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
  white-space: nowrap;
  user-select: none;
}

.btn:active { transform: translateY(1px); }

.btn svg { flex-shrink: 0; }

.btn--primary {
  background: var(--emerald-900);
  border-color: var(--emerald-900);
  color: var(--on-dark);
  box-shadow: var(--shadow-xs);
}

.btn--primary:hover {
  background: var(--emerald-700);
  border-color: var(--emerald-700);
  box-shadow: var(--shadow-sm);
}

.btn--emerald {
  background: var(--emerald-700);
  border-color: var(--emerald-700);
  color: #fff;
}

.btn--emerald:hover { background: var(--emerald-800); border-color: var(--emerald-800); }

.btn--whatsapp {
  background: var(--whatsapp);
  border-color: var(--whatsapp);
  color: #083A33;
  font-weight: 700;
}

.btn--whatsapp:hover { background: #1FBD5B; border-color: #1FBD5B; }

.btn--gold {
  background: var(--gold-600);
  border-color: var(--gold-600);
  color: #FFF;
}

.btn--gold:hover { background: var(--gold-700); border-color: var(--gold-700); }

.btn--dark {
  background: var(--dark);
  border-color: var(--dark);
  color: var(--on-dark);
}

.btn--dark:hover { background: #1E293B; border-color: #1E293B; }

.btn--ghost { background: var(--bg); }

.btn--ghost:hover { background: var(--bg-alt); border-color: var(--ink); }

.btn--ghost-dark {
  color: var(--on-dark);
  border-color: var(--line-dark);
}

.btn--ghost-dark:hover { border-color: var(--on-dark-muted); background: rgba(255,255,255,.04); }

.btn--lg { padding: 0.95em 1.7em; font-size: var(--text-md); }

.btn--block { width: 100%; }

.btn--xs { padding: 0.45em 0.8em; font-size: var(--text-2xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; }

.btn-icon {
  width: 40px;
  height: 40px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--ink-soft);
  transition: all var(--dur-fast) var(--ease-out);
}

.btn-icon:hover { color: var(--ink); border-color: var(--line-strong); background: var(--bg-alt); }

/* ------------------------------------------------------------
   BADGES & TRUST MARKS
   ------------------------------------------------------------ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  padding: 0.28em 0.65em;
  font-size: var(--text-2xs);
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-soft);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  line-height: 1.4;
}

.badge--emerald { color: var(--emerald-700); background: var(--emerald-50); border-color: #A7F3D0; }
.badge--gold { color: var(--gold-700); background: var(--gold-50); border-color: #FCD34D; }
.badge--dark { color: var(--on-dark); background: var(--dark); border-color: var(--dark); }
.badge--alert { color: var(--alert); background: var(--alert-50); border-color: #FECACA; }
.badge--solid-emerald { color: #fff; background: var(--emerald-700); border-color: var(--emerald-700); }

.trust-mark {
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--emerald-700);
  padding: 0.3em 0.7em;
  border: 1px solid #A7F3D0;
  background: var(--emerald-50);
  border-radius: var(--r-xs);
}

.trust-mark--mpesa { color: var(--ink); border-color: var(--line-strong); background: var(--bg); }
.trust-mark--mpesa svg { color: #16A34A; }

.trust-mark--on-dark {
  color: var(--emerald-100);
  border-color: #14532D;
  background: rgba(6,78,59,.35);
}

/* ------------------------------------------------------------
   SEARCH
   ------------------------------------------------------------ */

.search {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-xs);
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}

.search:focus-within {
  border-color: var(--emerald-700);
  box-shadow: 0 0 0 3px rgba(4,120,87,.12);
}

.search__input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  padding: 0.85em 1.1em;
  font-size: var(--text-md);
  color: var(--ink);
}

.search__input::placeholder { color: var(--faint); }

.search__icon { margin-left: 1.1em; color: var(--muted); flex-shrink: 0; }

.search__submit {
  margin: 4px;
  padding: 0.6em 1em;
  border-radius: calc(var(--r-md) - 2px);
}

.search--lg .search__input { padding: 1.05em 1.2em; font-size: var(--text-lg); }

.search--dark {
  background: rgba(255,255,255,.06);
  border-color: var(--line-dark);
}

.search--dark .search__input { color: var(--on-dark); }
.search--dark .search__input::placeholder { color: var(--on-dark-muted); }

/* ------------------------------------------------------------
   LIVE PURCHASE TICKER
   ------------------------------------------------------------ */

.ticker {
  position: fixed;
  left: var(--s-4);
  bottom: var(--s-4);
  z-index: 300;
  max-width: min(340px, calc(100vw - 2rem));
  background: var(--dark);
  color: var(--on-dark);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  padding: var(--s-4);
  transform: translateY(120%);
  opacity: 0;
  transition: transform var(--dur-slow) var(--ease-out), opacity var(--dur-slow) var(--ease-out);
}

.ticker.is-visible { transform: none; opacity: 1; }

.ticker__head {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  margin-bottom: var(--s-2);
}

.ticker__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--emerald-500);
  box-shadow: 0 0 0 0 rgba(16,185,129,.6);
  animation: ticker-pulse 2s infinite;
}

@keyframes ticker-pulse {
  0% { box-shadow: 0 0 0 0 rgba(16,185,129,.55); }
  70% { box-shadow: 0 0 0 9px rgba(16,185,129,0); }
  100% { box-shadow: 0 0 0 0 rgba(16,185,129,0); }
}

.ticker__label {
  font-size: var(--text-2xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--emerald-100);
}

.ticker__body { font-size: var(--text-sm); color: var(--on-dark-muted); line-height: 1.5; }

.ticker__body strong { color: var(--on-dark); font-weight: 600; }

.ticker__time { display: block; margin-top: var(--s-2); font-size: var(--text-2xs); color: #64748B; }

.ticker__close {
  position: absolute;
  top: var(--s-2);
  right: var(--s-2);
  color: var(--on-dark-muted);
  padding: var(--s-1);
  border-radius: var(--r-xs);
}

.ticker__close:hover { color: var(--on-dark); }

/* ------------------------------------------------------------
   3D PRODUCT MOCKUPS — BOOK / TABLET / FOLDER
   ------------------------------------------------------------ */

.mockup { perspective: 1400px; }

.mockup__stage {
  position: relative;
  transform-style: preserve-3d;
  transition: transform var(--dur-slow) var(--ease-out);
}

.mockup:hover .mockup__stage {
  transform: translateY(-6px);
}

.mockup__shadow {
  position: absolute;
  left: 12%;
  right: 12%;
  bottom: -7%;
  height: 18%;
  background: radial-gradient(ellipse at center, rgba(15,23,42,.34), transparent 70%);
  filter: blur(6px);
  transition: transform var(--dur-slow) var(--ease-out), opacity var(--dur-slow) var(--ease-out);
  opacity: .85;
}

.mockup:hover .mockup__shadow { opacity: 1; }

/* ---- Hardcover book ---- */

.mockup--book .mockup__stage {
  transform: rotateX(6deg) rotateY(-26deg);
}

.mockup--book:hover .mockup__stage {
  transform: rotateX(2deg) rotateY(-8deg) translateY(-8px) scale(1.02);
}

.mockup--book .mockup__cover {
  position: absolute;
  inset: 0;
  transform-origin: left center;
  transform: rotateY(-4deg);
  border-radius: 3px 8px 8px 3px;
  overflow: hidden;
  background: var(--emerald-900);
  box-shadow:
    -14px 0 26px -14px rgba(15,23,42,.55),
    inset -2px 0 0 rgba(255,255,255,.12),
    inset 0 0 0 1px rgba(255,255,255,.08);
  transition: transform var(--dur-slow) var(--ease-out);
  display: block;
}

.mockup--book:hover .mockup__cover {
  transform: rotateY(2deg) translateZ(2px);
}

.mockup--book .mockup__spine {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 7.5%;
  transform-origin: left center;
  transform: rotateY(90deg);
  background: linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.28) 45%, rgba(0,0,0,.5));
}

.mockup--book .mockup__pages {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  width: 9%;
  transform-origin: right center;
  transform: rotateY(90deg);
  background:
    repeating-linear-gradient(90deg,
      #F1F5F9 0, #F1F5F9 1px,
      #E2E8F0 1px, #E2E8F0 2px,
      #F8FAFC 2px, #F8FAFC 5px);
  box-shadow: inset -1px 0 0 rgba(15,23,42,.14);
}

.mockup--book:hover .mockup__pages {
  animation: page-sway 1.4s var(--ease-out);
}

@keyframes page-sway {
  0%, 100% { transform: rotateY(90deg); }
  45% { transform: rotateY(96deg); }
}

.mockup__cover-art { position: absolute; inset: 0; }

.mockup__cover-art svg { width: 100%; height: 100%; display: block; }

.mockup__title {
  position: absolute;
  left: 11%;
  right: 9%;
  top: 55%;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(0.95rem, 1.6vw, 1.15rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--on-dark);
  text-wrap: balance;
}

.mockup__sub {
  position: absolute;
  left: 11%;
  right: 9%;
  top: 74%;
  font-size: clamp(0.5rem, 0.7vw, 0.62rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(248,250,252,.75);
}

.mockup__brand {
  position: absolute;
  left: 11%;
  top: 8%;
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(0.55rem, 0.8vw, 0.7rem);
  letter-spacing: 0.02em;
  color: rgba(248,250,252,.9);
}

.mockup__brand .dot { width: 6px; height: 6px; border-radius: 2px; background: var(--gold-500); }

/* ---- Tablet ---- */

.mockup--tablet .mockup__stage {
  transform: rotateX(4deg) rotateY(-16deg);
}

.mockup--tablet:hover .mockup__stage {
  transform: rotateX(0deg) rotateY(-5deg) translateY(-8px) scale(1.02);
}

.mockup--tablet .mockup__device {
  position: relative;
  padding: 3.4%;
  background: var(--dark-2);
  border: 1px solid #27364A;
  border-radius: 9px;
  box-shadow:
    -16px 0 28px -16px rgba(15,23,42,.5),
    var(--shadow-md);
}

.mockup--tablet .mockup__screen {
  position: relative;
  border-radius: 5px;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--bg);
}

.mockup--tablet .mockup__camera {
  position: absolute;
  top: 3px;
  left: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #0B1424;
  transform: translateX(-50%);
  z-index: 2;
}

.mockup--tablet .mockup__glare {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(120deg, rgba(255,255,255,.22) 0%, rgba(255,255,255,0) 34%);
  pointer-events: none;
}

.mockup__screen-ui {
  position: absolute;
  inset: 0;
  padding: 10% 8%;
  display: flex;
  flex-direction: column;
  gap: 6%;
  background: linear-gradient(180deg, #F8FAFC, #EEF2F7);
}

.mockup__ui-row {
  height: 3.6%;
  border-radius: 2px;
  background: #E2E8F0;
}

.mockup__ui-row--dark { background: var(--emerald-900); }
.mockup__ui-row--gold { background: var(--gold-500); }
.mockup__ui-row--short { width: 55%; }
.mockup__ui-row--md { width: 78%; }

/* ---- Tactile folder ---- */

.mockup--folder .mockup__stage {
  transform: rotateX(6deg) rotateY(-18deg);
}

.mockup--folder:hover .mockup__stage {
  transform: rotateX(0deg) rotateY(-6deg) translateY(-8px) scale(1.02);
}

.mockup--folder .mockup__folder-back,
.mockup--folder .mockup__folder-front {
  position: absolute;
  inset: 0;
  border-radius: 6px;
}

.mockup--folder .mockup__folder-back {
  background: linear-gradient(180deg, var(--emerald-800), var(--emerald-900));
  box-shadow: -14px 0 24px -14px rgba(15,23,42,.5);
}

.mockup--folder .mockup__folder-front {
  top: 10%;
  transform-origin: top center;
  transform: rotateX(-6deg);
  background: linear-gradient(180deg, var(--emerald-700), var(--emerald-800));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
}

.mockup--folder .mockup__folder-front::after {
  content: "";
  position: absolute;
  top: -8px;
  left: 14%;
  width: 34%;
  height: 16px;
  background: linear-gradient(180deg, #065F46, #064E3B);
  border-radius: 4px 4px 0 0;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12);
}

.mockup--folder .mockup__doc {
  position: absolute;
  top: 12%;
  height: 62%;
  border-radius: 3px;
  background: linear-gradient(180deg, #F8FAFC, #E9EDF3);
  box-shadow: 0 1px 2px rgba(15,23,42,.18);
  overflow: hidden;
  padding: 8% 7%;
  display: flex;
  flex-direction: column;
  gap: 9%;
}

.mockup--folder .mockup__doc::after {
  content: "";
  position: absolute;
  right: 6%;
  top: 42%;
  width: 22%;
  height: 24%;
  border: 1px solid var(--gold-500);
  border-radius: 2px;
  background: var(--gold-50);
  transform: rotate(4deg);
}

.mockup--folder .mockup__doc--1 { left: 6%; width: 84%; transform: rotate(-2.5deg); z-index: 1; }
.mockup--folder .mockup__doc--2 { left: 10%; width: 84%; transform: rotate(2deg); z-index: 2; }
.mockup--folder .mockup__doc--3 { left: 14%; width: 84%; transform: rotate(-0.5deg); z-index: 3; }

.mockup--folder .mockup__doc .line {
  height: 8%;
  border-radius: 2px;
  background: #DCE3EC;
}

.mockup--folder .mockup__doc .line--short { width: 60%; }
.mockup--folder .mockup__doc .line--accent { background: var(--emerald-100); }

/* ---- Glossy shine sweep (shared) ---- */

.mockup__shine {
  position: absolute;
  inset: 0;
  z-index: 4;
  border-radius: inherit;
  pointer-events: none;
  overflow: hidden;
}

.mockup__shine::before {
  content: "";
  position: absolute;
  top: -20%;
  bottom: -20%;
  left: -60%;
  width: 45%;
  transform: skewX(-18deg);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.16), transparent);
  transition: transform var(--dur-slow) var(--ease-out);
}

.mockup:hover .mockup__shine::before {
  transform: skewX(-18deg) translateX(320%);
}

/* Mockup container helpers for cards */
.mockup-holder {
  position: relative;
  aspect-ratio: 4 / 3.1;
  display: grid;
  place-items: center;
  padding: var(--s-6);
  background:
    radial-gradient(80% 90% at 50% 0%, #FFFFFF 0%, rgba(255,255,255,0) 60%),
    var(--bg-alt);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.mockup-holder .mockup {
  width: 44%;
  max-width: 190px;
}

.mockup-holder .mockup--book .mockup__stage,
.mockup-holder .mockup--folder .mockup__stage {
  width: 100%;
  aspect-ratio: 3 / 4;
}

.mockup-holder .mockup--tablet .mockup__stage {
  width: 100%;
}

/* ------------------------------------------------------------
   GUIDE CARDS
   ------------------------------------------------------------ */

.guide-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
  transition: box-shadow var(--dur-med) var(--ease-out), transform var(--dur-med) var(--ease-out), border-color var(--dur-med) var(--ease-out);
}

.guide-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--line-strong);
}

.guide-card__visual { position: relative; }

.guide-card__badges {
  position: absolute;
  top: var(--s-3);
  left: var(--s-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-1);
  z-index: 5;
}

.guide-card__body { display: flex; flex-direction: column; gap: var(--s-2); padding: var(--s-5); }

.guide-card__title {
  font-size: var(--text-h4);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.guide-card__title a:hover { color: var(--emerald-700); }

.guide-card__desc { font-size: var(--text-sm); color: var(--muted); }

.guide-card__facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  font-size: var(--text-2xs);
  color: var(--ink-soft);
}

.guide-card__facts li {
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  padding: 0.25em 0.55em;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-variant-numeric: tabular-nums;
}

.guide-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
  margin-top: auto;
  padding-top: var(--s-4);
  border-top: 1px solid var(--line);
}

.guide-card__foot > * { min-width: 0; }

.guide-card__price { display: flex; flex-direction: column; line-height: 1.2; }

.guide-card__price .now { font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); color: var(--ink); }

.guide-card__price .was { font-size: var(--text-2xs); color: var(--faint); text-decoration: line-through; }

.guide-card__foot .btn { flex-shrink: 0; }

/* ---- Preview drawer ---- */

.guide-card__preview {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-med) var(--ease-out);
}

.guide-card__preview.is-open { grid-template-rows: 1fr; }

.guide-card__preview-inner { overflow: hidden; min-height: 0; }

.guide-card__preview-inner > div {
  border-top: 1px solid var(--line);
  background: var(--bg-alt);
  padding: var(--s-5);
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}

.preview-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
  padding: var(--s-3) var(--s-5);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--bg);
  border-top: 1px solid var(--line);
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}

.preview-toggle:hover { color: var(--emerald-700); background: var(--bg-alt); }

.preview-toggle svg { transition: transform var(--dur-med) var(--ease-out); }

.preview-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }

.preview-page {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: #fff;
  box-shadow: var(--shadow-sm);
  padding: var(--s-4);
  filter: blur(5px);
  user-select: none;
  pointer-events: none;
}

.preview-page__head {
  height: 8px;
  width: 40%;
  background: var(--emerald-900);
  border-radius: 2px;
  margin-bottom: var(--s-3);
}

.preview-page__line { height: 6px; background: var(--bg-inset); border-radius: 2px; margin-bottom: var(--s-2); }

.preview-lock {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(251,251,253,.05), rgba(251,251,253,.6));
}

.preview-lock > span {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--ink-soft);
  padding: var(--s-3) var(--s-5);
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-sm);
}

.preview-lock svg { color: var(--emerald-700); }

/* ------------------------------------------------------------
   BUNDLE CARD (Featured Mega Bundle)
   ------------------------------------------------------------ */

.bundle-card {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  background:
    radial-gradient(90% 130% at 85% -20%, rgba(16,185,129,.16), transparent 55%),
    var(--dark);
  border: 1px solid #1E293B;
  border-radius: var(--r-lg);
  color: var(--on-dark);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.bundle-card__media {
  position: relative;
  display: grid;
  place-items: center;
  padding: var(--s-8) var(--s-6);
  border-right: 1px solid var(--line-dark);
  background:
    linear-gradient(180deg, rgba(15,23,42,.4), rgba(15,23,42,0)),
    radial-gradient(70% 70% at 20% 20%, rgba(4,120,87,.35), transparent 70%);
  overflow: hidden;
}

.bundle-card__media .mockup__stack {
  position: relative;
  width: min(46%, 210px);
  aspect-ratio: 3 / 4;
  transform-style: preserve-3d;
  transform: rotateX(6deg) rotateY(-24deg);
  transition: transform var(--dur-slow) var(--ease-out);
}

.bundle-card:hover .mockup__stack { transform: rotateX(2deg) rotateY(-10deg) translateY(-6px); }

.bundle-card__media .mockup__stack .book-plane {
  position: absolute;
  inset: 0;
  border-radius: 3px 8px 8px 3px;
  overflow: hidden;
  box-shadow: -14px 0 26px -14px rgba(0,0,0,.6);
}

.bundle-card__media .mockup__stack .book-plane:nth-child(1) { transform: translateZ(-22px) translateX(-12px); }
.bundle-card__media .mockup__stack .book-plane:nth-child(2) { transform: translateZ(-11px) translateX(-6px); filter: brightness(.8); }
.bundle-card__media .mockup__stack .book-plane:nth-child(3) { transform: translateZ(0); }

.bundle-card__body { padding: var(--s-8); display: flex; flex-direction: column; gap: var(--s-4); }

.bundle-card__title { font-size: var(--text-display-sm); }

.bundle-card__copy { color: var(--on-dark-muted); font-size: var(--text-sm); max-width: 48ch; }

.scarcity-bar {
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-xs);
  padding: var(--s-3) var(--s-4);
}

.scarcity-bar__row { display: flex; justify-content: space-between; gap: var(--s-3); font-size: var(--text-xs); margin-bottom: var(--s-2); }

.scarcity-bar__row .strong { color: var(--gold-500); font-weight: 700; }

.scarcity-bar__track { height: 6px; border-radius: var(--r-pill); background: rgba(255,255,255,.1); overflow: hidden; }

.scarcity-bar__fill {
  height: 100%;
  width: 42%;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--gold-700), var(--gold-500));
}

.bundle-card__price-row { display: flex; align-items: center; gap: var(--s-4); flex-wrap: wrap; }

.bundle-card__price .now { font-family: var(--font-display); font-size: var(--text-display-md); font-weight: 700; color: var(--on-dark); }

.bundle-card__price .was { color: var(--on-dark-muted); text-decoration: line-through; font-size: var(--text-sm); }

.bundle-card__marks { display: flex; flex-wrap: wrap; gap: var(--s-2); }

.bundle-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-2); }

.bundle-list li {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--text-sm);
  color: var(--on-dark-muted);
}

.bundle-list svg { color: var(--emerald-500); flex-shrink: 0; }

/* ------------------------------------------------------------
   TESTIMONIALS
   ------------------------------------------------------------ */

.testimonial {
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  padding: var(--s-6);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--dur-med) var(--ease-out), transform var(--dur-med) var(--ease-out);
}

.testimonial:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }

.testimonial__head { display: flex; align-items: center; gap: var(--s-3); }
.testimonial__head > *:last-child { min-width: 0; }

.avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--r-pill);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-md);
  box-shadow: inset 0 -1px 0 rgba(255,255,255,.18);
}

.testimonial__name { font-weight: 600; font-size: var(--text-sm); color: var(--ink); }

.testimonial__loc { font-size: var(--text-2xs); color: var(--muted); }

.testimonial__role { font-size: var(--text-xs); color: var(--ink-soft); margin-top: var(--s-1); }

.testimonial__stars { display: inline-flex; gap: 2px; color: var(--gold-600); }

.testimonial__metric {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  align-self: flex-start;
  padding: var(--s-2) var(--s-3);
  background: var(--emerald-50);
  border: 1px solid #A7F3D0;
  border-radius: var(--r-xs);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--emerald-800);
  font-variant-numeric: tabular-nums;
}

.testimonial__quote { font-size: var(--text-sm); color: var(--ink-soft); line-height: 1.65; }

/* ------------------------------------------------------------
   ACCORDION (FAQ)
   ------------------------------------------------------------ */

.accordion { display: flex; flex-direction: column; gap: var(--s-2); }

.accordion__item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}

.accordion__item.is-open { border-color: var(--line-strong); box-shadow: var(--shadow-sm); }

.accordion__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  padding: var(--s-4) var(--s-5);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-md);
  letter-spacing: -0.01em;
  color: var(--ink);
  text-align: left;
}

.accordion__btn:hover { color: var(--emerald-700); }

.accordion__icon {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  color: var(--muted);
  transition: transform var(--dur-med) var(--ease-out), background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}

.accordion__item.is-open .accordion__icon { transform: rotate(45deg); background: var(--emerald-900); border-color: var(--emerald-900); color: var(--on-dark); }

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-med) var(--ease-out);
}

.accordion__item.is-open .accordion__panel { grid-template-rows: 1fr; }

.accordion__content { overflow: hidden; min-height: 0; }

.accordion__content p {
  padding: 0 var(--s-5) var(--s-5);
  font-size: var(--text-sm);
  color: var(--muted);
  max-width: 64ch;
}

.accordion__content a { color: var(--emerald-700); font-weight: 600; }
.accordion__content a:hover { text-decoration: underline; }

/* ------------------------------------------------------------
   FORMS
   ------------------------------------------------------------ */

.field { display: flex; flex-direction: column; gap: var(--s-2); }

.field__label { font-size: var(--text-xs); font-weight: 600; color: var(--ink-soft); }

.field__label .req { color: var(--alert); }

.field__input,
.field__textarea,
.field__select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  padding: 0.8em 1em;
  font-size: var(--text-md);
  color: var(--ink);
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}

.field__input::placeholder, .field__textarea::placeholder { color: var(--faint); }

.field__input:focus, .field__textarea:focus, .field__select:focus {
  outline: none;
  border-color: var(--emerald-700);
  box-shadow: 0 0 0 3px rgba(4,120,87,.12);
}

.field__textarea { min-height: 120px; resize: vertical; }

.field__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9em center;
  padding-right: 2.6em;
}

.field__error {
  display: none;
  font-size: var(--text-xs);
  color: var(--alert);
  align-items: center;
  gap: var(--s-1);
}

.field--error .field__input { border-color: var(--alert); }
.field--error .field__error { display: flex; }

.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-5); }

.form-note { font-size: var(--text-xs); color: var(--muted); }

.form-success {
  display: none;
  align-items: flex-start;
  gap: var(--s-3);
  padding: var(--s-5);
  background: var(--emerald-50);
  border: 1px solid #A7F3D0;
  border-radius: var(--r-md);
}

.form-success.is-visible { display: flex; }

.form-success svg { color: var(--emerald-700); flex-shrink: 0; margin-top: 2px; }

.form-success strong { color: var(--emerald-900); }

/* ------------------------------------------------------------
   INSTRUCTOR / SPOTLIGHT CARDS
   ------------------------------------------------------------ */

.spot-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  transition: box-shadow var(--dur-med) var(--ease-out), transform var(--dur-med) var(--ease-out);
}

.spot-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }

.spot-card__head { display: flex; align-items: center; gap: var(--s-4); }

.spot-card__avatar { width: 64px; height: 64px; border-radius: var(--r-pill); display: grid; place-items: center; color: #fff; font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); flex-shrink: 0; box-shadow: inset 0 -1px 0 rgba(255,255,255,.2), var(--shadow-sm); }

.spot-card__name { font-weight: 600; font-size: var(--text-md); }

.spot-card__role { font-size: var(--text-xs); color: var(--muted); }

.spot-card__bio { font-size: var(--text-sm); color: var(--muted); }

.spot-card__tags { display: flex; flex-wrap: wrap; gap: var(--s-1); margin-top: auto; }

/* ------------------------------------------------------------
   COMMUNITY GALLERY (WhatsApp / Meetup)
   ------------------------------------------------------------ */

.chat-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out);
}

.chat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.chat-card__head {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-3) var(--s-4);
  background: var(--dark);
  color: var(--on-dark);
}

.chat-card__head .gavatar {
  width: 30px;
  height: 30px;
  border-radius: var(--r-pill);
  display: grid;
  place-items: center;
  font-size: var(--text-2xs);
  font-weight: 700;
  color: #fff;
}

.chat-card__title { font-size: var(--text-xs); font-weight: 600; }

.chat-card__meta { font-size: var(--text-2xs); color: var(--on-dark-muted); }

.chat-card__body { padding: var(--s-4); display: flex; flex-direction: column; gap: var(--s-3); }

.chat-bubble {
  max-width: 86%;
  padding: var(--s-2) var(--s-3);
  border-radius: var(--r-md);
  font-size: var(--text-xs);
  line-height: 1.5;
  box-shadow: var(--shadow-xs);
}

.chat-bubble--in { align-self: flex-start; background: var(--bg-alt); border: 1px solid var(--line); color: var(--ink-soft); border-top-left-radius: var(--r-xs); }

.chat-bubble--out { align-self: flex-end; background: var(--emerald-900); color: var(--on-dark); border-top-right-radius: var(--r-xs); }

.chat-bubble time { display: block; margin-top: var(--s-1); font-size: var(--text-2xs); opacity: .55; }

.meetup-card { position: relative; border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-sm); }

.meetup-card__art {
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  background:
    linear-gradient(140deg, rgba(4,120,87,.92), rgba(6,78,59,.96)),
    var(--emerald-900);
  color: var(--on-dark);
  overflow: hidden;
  position: relative;
}

.meetup-card__art::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,.14) 0 2px, transparent 3px),
    radial-gradient(circle at 70% 60%, rgba(255,255,255,.1) 0 2px, transparent 3px),
    radial-gradient(circle at 55% 85%, rgba(255,255,255,.08) 0 1px, transparent 2px);
  background-size: 70px 70px, 52px 52px, 40px 40px;
}

.meetup-card__cap {
  padding: var(--s-3) var(--s-4);
  font-size: var(--text-xs);
  color: var(--ink-soft);
  background: var(--bg);
  border-top: 1px solid var(--line);
}

/* ------------------------------------------------------------
   FOOTER
   ------------------------------------------------------------ */

.footer { background: var(--dark); color: var(--on-dark-muted); border-top: 1px solid var(--line-dark); }

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: var(--s-10);
  padding-block: var(--s-12);
}

.footer__brand p { font-size: var(--text-sm); max-width: 34ch; margin-top: var(--s-3); }

.footer__pay { display: flex; flex-wrap: wrap; gap: var(--s-2); margin-top: var(--s-5); }

.footer__col h4 {
  font-size: var(--text-2xs);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--on-dark);
  margin-bottom: var(--s-4);
}

.footer__col ul { display: flex; flex-direction: column; gap: var(--s-2); }

.footer__col a { font-size: var(--text-sm); transition: color var(--dur-fast) var(--ease-out); }

.footer__col a:hover { color: var(--on-dark); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  flex-wrap: wrap;
  padding-block: var(--s-6);
  border-top: 1px solid var(--line-dark);
  font-size: var(--text-xs);
}

.footer__legal { display: flex; gap: var(--s-5); flex-wrap: wrap; }

.footer__legal a:hover { color: var(--on-dark); }

/* ------------------------------------------------------------
   RESPONSIVE
   ------------------------------------------------------------ */

@media (max-width: 1024px) {
  .bundle-card { grid-template-columns: 1fr; }
  .bundle-card__media { border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .footer__grid { grid-template-columns: repeat(2, 1fr); gap: var(--s-8); }
}

@media (max-width: 768px) {
  .nav, .header-search, .header__actions .btn { display: none; }
  .nav-toggle { display: grid; }
  .bundle-list { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .header__inner { gap: var(--s-3); }
  .mobile-nav { padding-inline: var(--gutter); }
  .bundle-card__body,
  .request-form-card { padding: var(--s-5); }
  .guide-card__foot { flex-wrap: wrap; }
  .guide-card__foot .btn { width: 100%; }
  .footer__grid { grid-template-columns: 1fr; gap: var(--s-8); }
  .footer__bottom { align-items: flex-start; flex-direction: column; }
}

@media (min-width: 769px) {
  .mobile-nav { display: none !important; }
}