/* =========================================================
   NotesToMastery — multi-page additions
   Mega menu · store badges · inner pages · resources
   ========================================================= */

/* ---------- Nav list + sliding pill ---------- */
.nav--solid { background: rgba(243, 241, 254, .9); backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px); }
.nav.is-mega { background: #fff; box-shadow: none; }
.nav__links { margin-left: auto; }
.nav__list { position: relative; display: flex; align-items: center; gap: 4px; }
.nav__list > li { position: relative; z-index: 1; }
.nav__trigger, .nav__link {
  display: inline-flex; align-items: center; gap: 4px; height: 40px; padding: 0 14px; border: 0; border-radius: 999px;
  background: none; color: var(--ink); font-weight: 500; font-size: .98rem; text-decoration: none; white-space: nowrap;
}
.nav__chev { width: 16px; height: 16px; transition: transform .35s var(--spring); opacity: .6; }
.nav__trigger[aria-expanded="true"] { color: var(--purple-deep); }
.nav__trigger[aria-expanded="true"] .nav__chev { transform: rotate(180deg); opacity: 1; }
.nav__link.is-active { color: var(--purple-deep); }
.nav__list > .nav__pill {
  position: absolute; z-index: 0; top: 50%; left: 0; height: 40px; margin-top: -20px; width: var(--w, 0); border-radius: 999px;
  background: var(--lav-2); transform: translateX(var(--x, 0)); opacity: 0; pointer-events: none;
  transition: transform .4s var(--spring), width .4s var(--spring), opacity .25s;
}
.nav__pill.is-on { opacity: 1; }
html.menu-open { overflow: hidden; }

/* ---------- Mega menu ---------- */
.mega { position: absolute; left: 0; right: 0; top: 100%; pointer-events: none; }
.mega.is-open { pointer-events: auto; }
.mega__clip {
  position: relative; height: 0; overflow: hidden; background: #fff;
  border-radius: 0 0 32px 32px; box-shadow: 0 30px 60px -30px rgba(31, 35, 64, .35);
  transition: height .45s var(--ease);
}
.mega.is-open .mega__clip { border-top: 1px solid var(--border); }
.mega__panel {
  position: absolute; left: 0; right: 0; top: 0; padding: 28px 0 0;
  opacity: 0; visibility: hidden; transform: translateX(var(--from, 0));
  transition: opacity .3s var(--ease), transform .45s var(--ease), visibility 0s .45s;
}
.mega__panel.is-active { opacity: 1; visibility: visible; transform: none; transition: opacity .35s var(--ease) .05s, transform .45s var(--ease), visibility 0s; }
.mega.is-switch-none .mega__panel.is-active { transform: none; }
.mega__grid { display: grid; gap: 32px; padding-bottom: 28px; }
.mega__grid--features { grid-template-columns: 1fr 300px; }
.mega__grid--resources { grid-template-columns: 1fr 280px; }
.mega__grid--about { grid-template-columns: 1fr 1fr 340px; }
.mega__kicker { font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.mega__links { display: grid; gap: 4px; }
.mega__links--2 { grid-template-columns: 1fr 1fr; column-gap: 12px; }
.mega__panel.is-active .mega__links li, .mega__panel.is-active .mposts li, .mega__panel.is-active .mres__grid li { animation: megaIn .5s var(--ease) both; animation-delay: calc(var(--i, 0) * 30ms + 60ms); }
@keyframes megaIn { from { opacity: 0; transform: translateY(8px); } }
.mlink { display: flex; gap: 14px; align-items: center; padding: 10px 12px; border-radius: 16px; text-decoration: none; color: var(--ink); transition: background-color .2s; }
.mlink:hover, .mlink:focus-visible { background: var(--lav); }
.mlink__ic { flex: none; width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; background: var(--lav-2); color: var(--purple); transition: background-color .25s, color .25s, transform .35s var(--spring); }
.mlink__ic .i { width: 22px; height: 22px; }
.mlink:hover .mlink__ic { background: var(--purple); color: #fff; transform: rotate(-6deg) scale(1.05); }
.mlink b { display: block; font-size: .98rem; font-weight: 600; line-height: 1.3; }
.mlink small { display: block; font-size: .84rem; color: var(--muted); line-height: 1.35; }

.mega__promo { position: relative; border-radius: 24px; padding: 22px; background: linear-gradient(160deg, var(--lav) 0%, var(--lav-2) 100%); display: flex; flex-direction: column; gap: 8px; overflow: hidden; }
.mega__promo--gold { background: linear-gradient(160deg, #fff6e0, var(--gold-soft)); }
.mega__promo-title { font-weight: 700; font-size: 1.1rem; line-height: 1.25; }
.mega__promo-text { font-size: .9rem; color: var(--muted); margin-bottom: 8px; }
.mega__promo .btn { align-self: flex-start; }
.mini-stack { position: relative; height: 128px; margin-bottom: 8px; }
.mini-stack__card { position: absolute; left: 0; display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 12px; background: #fff; box-shadow: var(--shadow-1); font-size: .82rem; font-weight: 600; white-space: nowrap; }
.mini-stack__card .i { color: var(--purple); }
.mini-stack__card:nth-child(1) { top: 0; left: 0; }
.mini-stack__card:nth-child(2) { top: 32px; left: 40px; }
.mini-stack__card:nth-child(3) { top: 64px; left: 16px; }
.mini-stack__card:nth-child(4) { top: 96px; left: 56px; }
.mega__panel.is-active .mini-stack__card { animation: stackIn .6s var(--spring) both; }
.mega__panel.is-active .mini-stack__card:nth-child(2) { animation-delay: .12s; }
.mega__panel.is-active .mini-stack__card:nth-child(3) { animation-delay: .24s; }
.mega__panel.is-active .mini-stack__card:nth-child(4) { animation-delay: .36s; }
@keyframes stackIn { from { opacity: 0; transform: translate(-16px, 6px) rotate(-4deg); } }
.owl--promo { position: absolute; width: 72px; right: 14px; top: 14px; transform: rotate(8deg); }
.mega__promo--gold .mega__promo-title { margin-top: 70px; }

.mega__foot { border-top: 1px solid var(--border); background: var(--lav); }
.mega__foot .wrap { display: flex; gap: 28px; padding-top: 14px; padding-bottom: 14px; }
.mega__foot a { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: .92rem; color: var(--ink); text-decoration: none; }
.mega__foot a .i { transition: transform .3s var(--spring); }
.mega__foot a:hover { color: var(--purple); }
.mega__foot a:hover .i { transform: translateX(4px); }

/* resources panel */
.mres__top { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 16px; }
.mres__top .search { flex: 1 1 260px; }
.mres__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; min-height: 196px; align-content: start; }
.msub { display: block; padding: 10px 14px; border-radius: 14px; background: var(--lav); text-decoration: none; color: var(--ink); border: 2px solid transparent; transition: border-color .2s, background-color .2s; }
.msub:hover, .msub:focus-visible { border-color: var(--ink); background: #fff; }
.msub__name { display: block; font-weight: 600; font-size: .92rem; line-height: 1.3; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.msub__meta { display: block; font-size: .78rem; color: var(--muted); }
.msub__meta b { color: var(--purple); }
.mres__none { grid-column: 1 / -1; color: var(--muted); padding: 16px 4px; }
.mres__all { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-weight: 600; text-decoration: none; }
.mres__all:hover .i { transform: translateX(4px); }
.mres__all .i { transition: transform .3s var(--spring); }

/* about panel */
.mposts { display: grid; gap: 10px; }
.mpost { display: block; padding: 16px 18px; border-radius: 18px; text-decoration: none; color: var(--ink); background: var(--lav); border: 2px solid transparent; transition: border-color .2s, transform .3s var(--spring); }
.mpost:hover { border-color: var(--ink); transform: translateX(3px); }
.mpost b { display: block; font-size: .98rem; line-height: 1.35; margin-top: 4px; }
.mpost__tag { font-size: .75rem; font-weight: 700; color: var(--purple); text-transform: uppercase; letter-spacing: .05em; }
.mpost--gold { background: #fff6e0; } .mpost--gold .mpost__tag { color: #a86a00; }
.mega__app { display: flex; gap: 18px; align-items: center; padding: 20px; border-radius: 24px; background: var(--ink); color: #fff; }
.mega__app .mega__promo-text { color: rgba(255,255,255,.7); }
.mega__app .stores { flex-direction: column; align-items: flex-start; }

.mega-backdrop { position: fixed; inset: 0; z-index: 40; background: rgba(31, 35, 64, .28); backdrop-filter: blur(2px); opacity: 0; visibility: hidden; transition: opacity .35s, visibility 0s .35s; }
.mega-backdrop.is-on { opacity: 1; visibility: visible; transition: opacity .35s; }

/* ---------- Search + chips ---------- */
.search { position: relative; display: flex; align-items: center; }
.search > .i { position: absolute; left: 18px; width: 18px; height: 18px; color: var(--muted); pointer-events: none; }
.search input { width: 100%; height: 44px; border-radius: 999px; border: 2px solid var(--border); background: #fff; padding: 0 18px 0 46px; font: inherit; font-size: .95rem; color: var(--ink); transition: border-color .2s, box-shadow .2s; }
.search input:focus { outline: none; border-color: var(--purple); box-shadow: 0 0 0 4px rgba(108, 75, 240, .15); }
.search--mega input { background: var(--lav); border-color: transparent; }
.search--hero { max-width: 620px; margin: 28px auto 0; }
.search--hero input { height: 60px; font-size: 1.08rem; padding-left: 54px; box-shadow: var(--shadow-2); border-color: transparent; }
.search--hero > .i { left: 22px; width: 22px; height: 22px; }
.search--hero kbd { position: absolute; right: 16px; font: 600 .8rem var(--font); color: var(--muted); border: 1.5px solid var(--border); border-radius: 8px; padding: 2px 8px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { height: 36px; padding: 0 14px; border-radius: 999px; border: 2px solid transparent; background: #fff; font-weight: 600; font-size: .88rem; color: var(--ink); transition: background-color .2s, color .2s, border-color .2s, transform .25s var(--spring); }
.chip:hover { border-color: var(--ink); }
.chip.is-on { background: var(--ink); color: #fff; }
.chip:active { transform: scale(.95); }
.mres .chip { background: var(--lav); }
.mres .chip.is-on { background: var(--ink); }
.chips--scroll { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; padding-bottom: 4px; margin-bottom: 20px; }
.chips--scroll::-webkit-scrollbar { display: none; }
.chips--scroll .chip { flex: none; }

/* skeletons */
.skel { position: relative; overflow: hidden; background: var(--lav-3); border-radius: 14px; min-height: 52px; list-style: none; }
.skel::after { content: ""; position: absolute; inset: 0; transform: translateX(-100%); background: linear-gradient(90deg, transparent, rgba(255,255,255,.7), transparent); animation: shimmer 1.3s infinite; }
@keyframes shimmer { to { transform: translateX(100%); } }
.skel--card { min-height: 76px; border-radius: 20px; }
.skel--row { min-height: 120px; border-radius: 24px; }
.skel--text { display: inline-block; width: 260px; max-width: 70vw; height: .9em; min-height: 0; vertical-align: middle; border-radius: 10px; }

/* ---------- Mobile menu accordions ---------- */
.mobile-menu { max-height: calc(100dvh - 72px); overflow-y: auto; overscroll-behavior: contain; }
.macc { border-bottom: 1px solid var(--border); }
.macc__btn, .macc__top { display: flex; width: 100%; align-items: center; justify-content: space-between; padding: 16px 4px; border: 0; background: none; font-weight: 600; font-size: 1.1rem; color: var(--ink); text-decoration: none; text-align: left; }
.macc__top { border-bottom: 1px solid var(--border); }
.macc__btn .i { transition: transform .3s var(--spring); }
.macc__btn[aria-expanded="true"] .i { transform: rotate(180deg); }
.macc__body { display: grid; gap: 2px; padding: 0 0 16px; }
.macc__body:not([hidden]) { animation: drop .35s var(--ease); }
.macc__link { display: flex; align-items: center; gap: 12px; padding: 10px 8px; border-radius: 12px; color: var(--ink); text-decoration: none; font-weight: 500; }
.macc__link .i { color: var(--purple); }
.macc__link:hover { background: var(--lav-2); }
.macc__more { padding: 10px 8px; font-weight: 600; text-decoration: none; }
.macc__body .search { margin: 4px 0 8px; }
.macc__body .stores { margin-top: 10px; }
.mobile-menu > .btn { margin-top: 18px; }

/* ---------- Store badges ---------- */
.stores { display: flex; flex-wrap: wrap; gap: 10px; }
.store {
  display: inline-flex; align-items: center; gap: 10px; height: 52px; padding: 0 18px 0 14px; border-radius: 14px;
  background: var(--ink); color: #fff; text-decoration: none; border: 1.5px solid var(--ink);
  transition: transform .3s var(--spring), box-shadow .3s, background-color .2s;
}
.store svg { width: 24px; height: 24px; flex: none; }
.store span { display: flex; flex-direction: column; line-height: 1.1; font-weight: 700; font-size: 1.05rem; letter-spacing: -0.01em; }
.store small { font-weight: 500; font-size: .66rem; letter-spacing: .02em; opacity: .85; }
a.store:hover { transform: translateY(-3px); box-shadow: 0 12px 24px -10px rgba(31,35,64,.6); }
.store--sm { height: 44px; padding: 0 14px 0 11px; border-radius: 12px; }
.store--sm svg { width: 20px; height: 20px; }
.store--sm span { font-size: .92rem; }
.store--sm small { font-size: .6rem; }
.store--light { background: #fff; color: var(--ink); border-color: #fff; }
.store--soon { cursor: default; opacity: .85; position: relative; }
.store--soon::after { content: "Soon"; position: absolute; top: -8px; right: -6px; background: var(--gold); color: var(--ink); font-size: .62rem; font-weight: 800; padding: 2px 6px; border-radius: 999px; letter-spacing: .03em; }

.hero__apps { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 1.4rem; --d: .25s; }
.hero__apps > span { font-size: .85rem; font-weight: 600; color: var(--muted); }
.hero__apps .store { height: 40px; padding: 0 12px 0 10px; border-radius: 11px; }
.hero__apps .store svg { width: 18px; height: 18px; }
.hero__apps .store span { font-size: .85rem; }
.hero__apps .store small { font-size: .56rem; }
.closing__stores { display: flex; justify-content: center; margin-top: 28px; --d: .3s; }
.footer__brand .stores { margin-top: 18px; }
.text-link { display: inline-block; margin-top: 18px; font-weight: 600; text-decoration: none; }

/* ---------- Phone mockups ---------- */
.phone { position: relative; width: 230px; aspect-ratio: 9 / 19; border-radius: 38px; background: var(--ink); padding: 10px; box-shadow: 0 40px 80px -30px rgba(31, 35, 64, .55), inset 0 0 0 2px #3a3f66; }
.phone::before { content: ""; position: absolute; top: 18px; left: 50%; width: 70px; height: 18px; margin-left: -35px; border-radius: 999px; background: #0d0f20; z-index: 2; }
.phone__screen { height: 100%; border-radius: 30px; background: var(--lav); overflow: hidden; padding: 44px 14px 14px; display: flex; flex-direction: column; gap: 10px; }
.phone--mini { width: 92px; flex: none; border-radius: 22px; padding: 6px; }
.phone--mini::before { top: 10px; width: 30px; height: 8px; margin-left: -15px; }
.phone--mini .phone__screen { border-radius: 17px; padding: 26px 8px 8px; gap: 5px; }
.phone--mini .owl { width: 34px; margin: 0 auto; }
.phone--mini .phone__screen span { display: block; height: 14px; border-radius: 6px; background: #fff; }
.phone--mini .phone__screen span:nth-child(3) { background: var(--gold-soft); }
.ps-head { display: flex; gap: 10px; align-items: center; font-size: .8rem; font-weight: 700; }
.ps-head .owl { width: 38px; flex: none; }
.ps-head small { display: block; font-weight: 500; color: var(--muted); font-size: .7rem; }
.ps-card { background: #fff; border-radius: 16px; padding: 12px; display: grid; gap: 2px; font-size: .78rem; box-shadow: var(--shadow-1); }
.ps-card small { font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--purple); }
.ps-card b { font-size: .95rem; }
.ps-card span { color: var(--muted); }
.ps-card--gold { background: var(--gold-soft); box-shadow: none; }
.ps-card--gold small { color: #a86a00; }
.ps-nav { margin-top: auto; display: flex; justify-content: space-around; padding: 10px 6px 4px; border-radius: 16px; background: #fff; }
.ps-nav i { width: 18px; height: 18px; border-radius: 6px; background: var(--lav-2); }
.ps-nav i:first-child { background: var(--purple); }
.phone__screen--quiz { background: #fff; font-size: .8rem; gap: 8px; }
.phone__screen--quiz b { font-size: 1rem; line-height: 1.25; margin-bottom: 6px; }
.ps-tag { align-self: flex-start; font-size: .7rem; font-weight: 700; color: var(--purple-deep); background: var(--lav-2); padding: 3px 9px; border-radius: 999px; }
.ps-opt { padding: 9px 10px; border-radius: 12px; border: 1.5px solid var(--border); }
.ps-opt--right { border-color: var(--right); background: var(--right-bg); color: var(--right); font-weight: 700; }

/* ---------- App band (home) ---------- */
.appband { overflow: hidden; }
.appband__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.appband__phones { position: relative; height: 520px; }
.appband__phones .phone { position: absolute; }
.appband__phones .phone--front { left: 50%; top: 10px; transform: translateX(-30%) rotate(4deg); z-index: 2; }
.appband__phones .phone--back { left: 50%; top: 50px; transform: translateX(-105%) rotate(-7deg); width: 210px; opacity: .97; }
.appband__phones.is-in .phone--front, .reveal.is-in .phone--front { animation: phoneFloat 6s ease-in-out infinite; }
.appband__phones .phone--back { animation: phoneFloat2 7s ease-in-out infinite; }
@keyframes phoneFloat { 50% { transform: translateX(-30%) rotate(2deg) translateY(-12px); } }
@keyframes phoneFloat2 { 50% { transform: translateX(-105%) rotate(-5deg) translateY(10px); } }
.appband__stores { margin-top: 28px; --d: .2s; }
.appband::before { content: ""; position: absolute; width: 520px; height: 520px; left: -120px; top: 50%; margin-top: -260px; border-radius: 50%; background: radial-gradient(circle, #e2d9ff, transparent 70%); z-index: -1; }

/* ---------- Inner page heroes ---------- */
.section--tight { padding: clamp(40px, 6vw, 72px) 0; }
.phero { position: relative; overflow: hidden; padding: clamp(40px, 6vw, 80px) 0 clamp(56px, 8vw, 96px); }
.phero__grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 64px); align-items: center; }
.phero--center { text-align: center; }
.phero--center .wrap { position: relative; max-width: 860px; }
.phero--center .phero__lede { margin-left: auto; margin-right: auto; }
.phero__title { font-size: clamp(2.3rem, 5.4vw, 4rem); line-height: 1.04; letter-spacing: -0.035em; font-weight: 800; margin: 18px 0 18px; }
.phero__lede { font-size: clamp(1.05rem, 1.5vw, 1.2rem); color: var(--muted); max-width: 36rem; --d: .1s; }
.phero__icon { display: inline-grid; place-items: center; width: 60px; height: 60px; border-radius: 20px; background: var(--purple); color: #fff; margin-top: 18px; box-shadow: 0 14px 28px -12px rgba(108,75,240,.8); }
.phero__icon .i { width: 28px; height: 28px; }
.phero__icon.is-in { animation: iconPop .8s var(--spring); }
@keyframes iconPop { from { transform: scale(.6) rotate(-20deg); } }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .9rem; font-weight: 600; color: var(--muted); }
.crumbs a { color: var(--purple); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.plan-chip { display: inline-flex; gap: 8px; align-items: center; margin-top: 18px; font-size: .88rem; font-weight: 600; color: #8a5600; background: var(--gold-soft); padding: 8px 14px; border-radius: 999px; }
.phero__demo { position: relative; --d: .15s; }
.demo-card { background: #fff; border-radius: 32px; padding: 24px; box-shadow: var(--shadow-2); display: grid; gap: 16px; }
.demo-note { text-align: right; margin-top: 10px; transform: rotate(-3deg); }

/* feature demos */
.demo-quiz { display: grid; gap: 16px; }
.timer--live { font-size: 15px; }
.split-demo { display: grid; grid-template-columns: 1fr 34px 1fr; gap: 10px; align-items: center; }
.split-demo__src { padding: 16px 16px 16px 40px; transform: rotate(-1.5deg); }
.split-demo__src .paper__line { font-size: 13px; line-height: 28px; }
.split-demo__src.paper { background-image: repeating-linear-gradient(to bottom, transparent 0 27px, #eeeaf9 27px 28px); }
.split-demo__arrow { width: 34px; fill: none; stroke: var(--gold); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.split-demo__out { background: var(--lav); border-radius: 18px; padding: 16px; }
.split-demo__out .panel__tag { margin-bottom: 8px; }
.nt--key { margin-top: 8px; padding: 8px 10px; border-radius: 10px; background: var(--gold-soft); font-size: .85rem; }
.player { display: grid; grid-template-columns: 120px 1fr; gap: 20px; align-items: start; }
.player__art { aspect-ratio: 1; border-radius: 24px; background: linear-gradient(150deg, var(--purple), var(--purple-deep)); display: grid; place-items: center; }
.player__art .owl { width: 70%; }
.player.is-playing .player__art .owl { animation: bob 1s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-5px) rotate(-3deg); } }
.player__title { font-weight: 700; font-size: 1.15rem; margin: 8px 0 4px; }
.player .pod__line { transition: opacity .3s, transform .3s; opacity: .55; }
.player .pod__line.is-on { opacity: 1; transform: translateX(4px); }
.player:not(.is-playing) .pod__line { opacity: 1; }
.player__controls { display: flex; gap: 12px; align-items: center; margin-top: 6px; }
.player__btn { width: 52px; height: 52px; border-radius: 50%; border: 0; background: var(--purple); display: grid; place-items: center; flex: none; box-shadow: 0 10px 20px -8px rgba(108,75,240,.8); transition: transform .25s var(--spring); }
.player__btn:hover { transform: scale(1.06); }
.player__btn svg { width: 22px; fill: #fff; }
.player__btn .ic-pause, .player.is-playing .player__btn .ic-play { display: none; }
.player.is-playing .player__btn .ic-pause { display: block; }
.player__track { flex: 1; height: 8px; border-radius: 999px; background: var(--lav-3); overflow: hidden; }
.player__track span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--purple), var(--purple-soft)); border-radius: inherit; }
.player__time { font-size: .85rem; font-variant-numeric: tabular-nums; color: var(--muted); width: 3em; text-align: right; }
.games-demo { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.games-demo .seq { margin-top: 12px; }
.match { display: grid; gap: 10px; margin-top: 12px; }
.match li { display: grid; grid-template-columns: 1fr 28px 1fr; align-items: center; gap: 6px; font-size: .82rem; font-weight: 600; }
.match li span { padding: 9px 10px; border-radius: 12px; background: var(--lav); text-align: center; }
.match li span:last-child { background: var(--gold-soft); }
.match li i { height: 2px; background: var(--purple); transform: scaleX(0); transition: transform .5s var(--ease); }
.match.is-in li i { transform: scaleX(1); }
.match.is-in li:nth-child(2) i { transition-delay: .3s; } .match.is-in li:nth-child(3) i { transition-delay: .6s; }
.dash--solo { padding: 0; background: none; }
.dash--solo .badge-toast { left: auto; right: -10px; }
.rec--light { background: var(--ink); border: 0; color: #fff; }
.demo-card .chat { min-height: 340px; }

/* steps, benefits, cards */
.fsteps .how__steps, .fsteps { counter-reset: none; }
.fbenefits { background: #fff; }
.benefits { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.benefits--3 { grid-template-columns: repeat(3, 1fr); }
.benefit { position: relative; padding: 26px; border-radius: 24px; background: var(--lav); }
.fbenefits .benefit, .beliefs .benefit { background: var(--lav); }
.benefit__n { font-family: var(--hand); font-size: 2.2rem; line-height: 1; color: var(--gold); font-weight: 700; display: block; margin-bottom: 12px; }
.benefit h3 { font-size: 1.15rem; margin-bottom: 8px; }
.benefit p { color: var(--muted); font-size: .97rem; }
.fcards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.fcards--all { grid-template-columns: repeat(4, 1fr); }
.fcard { position: relative; display: flex; flex-direction: column; gap: 10px; padding: 26px; border-radius: 28px; background: #fff; text-decoration: none; color: var(--ink); border: 2px solid transparent; transition: border-color .25s, transform .4s var(--spring); overflow: hidden; }
.fcard::after { content: ""; position: absolute; right: -40px; bottom: -40px; width: 120px; height: 120px; border-radius: 50%; background: var(--lav-2); transform: scale(0); transition: transform .5s var(--ease); z-index: 0; }
.fcard > * { position: relative; z-index: 1; }
.fcard:hover { border-color: var(--ink); }
.fcard:hover::after { transform: scale(1); }
.fcard__ic { width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center; background: var(--lav-2); color: var(--purple); transition: background-color .25s, color .25s, transform .4s var(--spring); }
.fcard__ic .i { width: 24px; height: 24px; }
.fcard:hover .fcard__ic { background: var(--purple); color: #fff; transform: rotate(-8deg); }
.fcard h3 { font-size: 1.2rem; }
.fcard p { color: var(--muted); font-size: .95rem; flex: 1; }
.fcard__go { display: inline-flex; gap: 6px; align-items: center; font-weight: 700; color: var(--purple); }
.fcard__go .i { transition: transform .3s var(--spring); }
.fcard:hover .fcard__go .i { transform: translateX(4px); }
.faq--compact .faq__head { position: static; }

/* ---------- Blog ---------- */
.pcards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.pcards--2 { grid-template-columns: repeat(2, 1fr); }
.pcard { display: flex; flex-direction: column; border-radius: 28px; background: #fff; overflow: hidden; text-decoration: none; color: var(--ink); border: 2px solid transparent; transition: border-color .25s; }
.pcard:hover { border-color: var(--ink); }
.pcard__art { position: relative; height: 170px; display: flex; align-items: flex-end; justify-content: space-between; padding: 18px; background: linear-gradient(140deg, var(--purple), var(--purple-deep)); overflow: hidden; }
.pcard__art::before { content: ""; position: absolute; inset: 0; background-image: repeating-linear-gradient(to bottom, transparent 0 23px, rgba(255,255,255,.12) 23px 24px); }
.pcard--gold .pcard__art { background: linear-gradient(140deg, #ffd27a, var(--gold)); }
.pcard--ink .pcard__art { background: linear-gradient(140deg, #2f3463, var(--ink)); }
.pcard__tag { position: relative; font-size: .75rem; font-weight: 700; background: #fff; color: var(--ink); padding: 4px 10px; border-radius: 999px; }
.pcard__glyph { position: relative; width: 84px; height: 84px; border-radius: 26px; display: grid; place-items: center; background: rgba(255,255,255,.18); color: #fff; transform: rotate(-8deg); transition: transform .5s var(--spring); }
.pcard--gold .pcard__glyph { color: var(--ink); background: rgba(255,255,255,.4); }
.pcard__glyph .i { width: 40px; height: 40px; }
.pcard:hover .pcard__glyph { transform: rotate(4deg) scale(1.08); }
.pcard__body { padding: 22px 24px 26px; display: grid; gap: 8px; }
.pcard__meta { font-size: .82rem; color: var(--muted); font-weight: 500; }
.pcard h3 { font-size: 1.25rem; line-height: 1.25; }
.pcard p { color: var(--muted); font-size: .95rem; }
.post__head { padding-top: clamp(40px, 6vw, 72px); max-width: 860px; }
.post__head h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); letter-spacing: -0.03em; margin: 16px 0; }
.post__meta { color: var(--muted); font-weight: 500; }
.post__grid { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 56px; padding-top: 36px; padding-bottom: 40px; align-items: start; }
.prose { font-size: 1.12rem; line-height: 1.75; max-width: 68ch; background: #fff; padding: clamp(24px, 4vw, 48px); border-radius: 32px; }
.prose p + p, .prose ul, .prose h2 + p { margin-top: 1em; }
.prose h2 { font-size: 1.5rem; margin-top: 1.8em; }
.prose ul { padding-left: 1.2em; list-style: disc; }
.prose li { margin-top: .5em; }
.prose li::marker { color: var(--gold); }
.prose strong { color: var(--purple-deep); }
.post__aside { position: sticky; top: 100px; }
.post__cta, .side-card { background: #fff; border-radius: 24px; padding: 22px; display: grid; gap: 10px; text-align: center; }
.post__cta p { font-size: .92rem; color: var(--muted); }
.post__cta b, .side-card > b { display: block; color: var(--ink); font-size: 1.05rem; }
.owl--aside { width: 74px; margin: 0 auto; }
.post__more h2 { font-size: 1.8rem; margin-bottom: 24px; }

/* ---------- About ---------- */
.about-art { position: relative; height: 420px; }
.about-art__pile { position: absolute; left: 0; top: 30px; width: 55%; height: 300px; }
.sheet { position: absolute; display: block; width: 210px; padding: 14px 16px 60px; border-radius: 14px; background: #fff; box-shadow: var(--shadow-1); font-size: .85rem; font-weight: 600; color: var(--muted); background-image: repeating-linear-gradient(to bottom, transparent 0 21px, #eeeaf9 21px 22px); background-position: 0 40px; }
.sheet--1 { left: 0; top: 0; transform: rotate(-9deg); }
.sheet--2 { left: 30px; top: 60px; transform: rotate(5deg); }
.sheet--3 { left: 6px; top: 130px; transform: rotate(-3deg); }
.sheet--4 { left: 50px; top: 190px; transform: rotate(8deg); }
.about-art.is-in .sheet { animation: sheetIn .8s var(--spring) both; }
.about-art.is-in .sheet--2 { animation-delay: .1s; } .about-art.is-in .sheet--3 { animation-delay: .2s; } .about-art.is-in .sheet--4 { animation-delay: .3s; }
@keyframes sheetIn { from { opacity: 0; transform: translateY(-40px) rotate(-20deg); } }
.about-art__arrow { position: absolute; left: 44%; top: 170px; width: 120px; fill: none; stroke: var(--gold); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 200; stroke-dashoffset: 200; }
.about-art.is-in .about-art__arrow { animation: drawArrow 1s .6s var(--ease) forwards; }
@keyframes drawArrow { to { stroke-dashoffset: 0; } }
.about-art__space { position: absolute; right: 0; top: 90px; width: 44%; padding: 24px; border-radius: 28px; background: var(--purple); color: #fff; display: grid; gap: 4px; box-shadow: var(--shadow-2); text-align: center; }
.about-art.is-in .about-art__space { animation: spaceIn .8s .9s var(--spring) both; }
@keyframes spaceIn { from { opacity: 0; transform: scale(.8); } }
.about-art__space .owl { width: 90px; margin: 0 auto 8px; }
.about-art__space span { font-size: .85rem; opacity: .8; }
.story { background: #fff; }
.story__grid { display: grid; grid-template-columns: 240px 1fr; gap: 48px; }
.story__body { display: grid; gap: 1.2em; font-size: 1.12rem; color: var(--muted); max-width: 46rem; }
.story__big { font-size: clamp(1.4rem, 2.6vw, 2rem); line-height: 1.3; color: var(--ink); font-weight: 600; letter-spacing: -0.015em; }
.ladder { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; align-items: end; }
.ladder li { display: flex; flex-direction: column; justify-content: flex-end; gap: 6px; padding: 20px; border-radius: 22px; background: #fff; min-height: calc(120px + var(--h, 0px)); transform-origin: bottom; }
.ladder li:nth-child(1) { --h: 0px; } .ladder li:nth-child(2) { --h: 40px; } .ladder li:nth-child(3) { --h: 80px; } .ladder li:nth-child(4) { --h: 120px; } .ladder li:nth-child(5) { --h: 160px; background: var(--purple); color: #fff; }
.ladder li:nth-child(5) small { color: rgba(255,255,255,.8); }
.ladder span { font-weight: 700; font-size: 1.15rem; }
.ladder small { color: var(--muted); font-size: .88rem; line-height: 1.35; }
.ladder li { transform: scaleY(0); opacity: 0; transition: transform .8s var(--spring), opacity .4s; }
.ladder.is-in li { transform: none; opacity: 1; }
.ladder.is-in li:nth-child(2) { transition-delay: .1s; } .ladder.is-in li:nth-child(3) { transition-delay: .2s; } .ladder.is-in li:nth-child(4) { transition-delay: .3s; } .ladder.is-in li:nth-child(5) { transition-delay: .4s; }
.about-links__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* ---------- Contact ---------- */
.contact__grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.help-cards { display: grid; gap: 10px; margin-top: 28px; max-width: 30rem; }
.help-cards a { display: block; padding: 16px 20px; border-radius: 20px; background: #fff; text-decoration: none; color: var(--ink); border: 2px solid transparent; transition: border-color .2s; }
.help-cards a:hover { border-color: var(--ink); }
.help-cards b { display: block; }
.help-cards span { font-size: .92rem; color: var(--muted); }
.owl--contact { width: 110px; margin-top: 28px; }
.form-card { background: #fff; border-radius: 32px; padding: clamp(24px, 4vw, 40px); box-shadow: var(--shadow-2); display: grid; gap: 18px; }
.form-card h2 { font-size: 1.5rem; }
.field { display: grid; gap: 8px; border: 0; padding: 0; margin: 0; min-width: 0; }
.field label, .field legend { font-weight: 600; font-size: .95rem; padding: 0; }
.field input, .field textarea { width: 100%; font: inherit; font-size: 1rem; color: var(--ink); background: #eae6f5; border: 2px solid transparent; border-radius: var(--r); padding: 10px 14px; transition: border-color .2s, border-radius .2s; }
.field input { height: 46px; }
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--purple); border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
.field [aria-invalid="true"] { border-bottom-color: var(--wrong); }
.field__err { color: var(--wrong); font-size: .85rem; font-weight: 500; }
.topic-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.topic-pills label { position: relative; }
.topic-pills input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.topic-pills span { display: inline-block; padding: 8px 14px; border-radius: 999px; background: var(--lav); font-weight: 600; font-size: .88rem; border: 2px solid transparent; transition: all .2s; }
.topic-pills input:checked + span { background: var(--ink); color: #fff; }
.topic-pills input:focus-visible + span { outline: 3px solid var(--purple); outline-offset: 2px; }
.form-status { font-size: .92rem; min-height: 1.4em; }
.form-status.is-error { color: var(--wrong); }
.form-done { text-align: center; display: grid; gap: 10px; padding: 24px 0; }
.form-done .owl { width: 120px; margin: 0 auto; }
.form-done p { color: var(--muted); }

/* ---------- Download ---------- */
.dl-stores { margin-top: 28px; --d: .2s; }
.dl-stores .store { height: 58px; }
.appband__phones--hero { height: 540px; }

/* ---------- Resources: directory ---------- */
.rhero { position: relative; overflow: hidden; padding: clamp(40px, 6vw, 80px) 0 clamp(40px, 5vw, 64px); text-align: center; }
.rhero__inner { position: relative; max-width: 900px; }
.rhero .phero__lede { margin: 0 auto; }
.rhero__rotator { position: relative; display: inline-grid; justify-items: center; padding: 0 .1em; vertical-align: bottom; color: var(--purple); overflow: hidden; height: 1.12em; }
.rhero__rotator span { grid-area: 1 / 1; opacity: 0; transform: translateY(100%); transition: transform .6s var(--spring), opacity .4s; white-space: nowrap; }
.rhero__rotator span.is-on { opacity: 1; transform: none; }
.rhero__rotator span.is-out { opacity: 0; transform: translateY(-100%); }
.subjects__bar { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; }
.toggle { display: inline-flex; gap: 10px; align-items: center; font-weight: 600; font-size: .92rem; cursor: pointer; }
.toggle input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.toggle__track { position: relative; width: 44px; height: 26px; border-radius: 999px; background: var(--border); transition: background-color .25s; }
.toggle__track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.2); transition: transform .35s var(--spring); }
.toggle input:checked + .toggle__track { background: var(--purple); }
.toggle input:checked + .toggle__track::after { transform: translateX(18px); }
.toggle input:focus-visible + .toggle__track { outline: 3px solid var(--purple); outline-offset: 2px; }
.subjects__count { margin: 18px 0 8px; font-size: .9rem; color: var(--muted); font-weight: 500; min-height: 1.4em; }
.sgroup { margin-top: 28px; }
.sgroup__head { position: sticky; top: 72px; z-index: 2; display: flex; align-items: baseline; gap: 12px; padding: 12px 0; background: var(--lav); }
.sgroup__head h2 { font-size: 1.5rem; }
.sgroup__head span { color: var(--muted); font-size: .9rem; font-weight: 500; }
.sgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 12px; }
.scard { display: grid; grid-template-columns: 48px 1fr; grid-template-rows: auto auto; column-gap: 14px; align-items: center; padding: 14px 16px; border-radius: 20px; background: #fff; text-decoration: none; color: var(--ink); border: 2px solid transparent; transition: border-color .2s; animation: cardIn .5s var(--ease) both; animation-delay: calc(var(--i) * 18ms); }
@keyframes cardIn { from { opacity: 0; transform: translateY(10px) scale(.98); } }
.scard:hover, .scard:focus-visible { border-color: var(--ink); }
.scard__mono { grid-row: span 2; width: 48px; height: 48px; border-radius: 15px; display: grid; place-items: center; font-weight: 800; font-size: .95rem; letter-spacing: .02em; transition: transform .4s var(--spring); }
.scard:hover .scard__mono { transform: rotate(-8deg) scale(1.06); }
.scard__body b { display: block; font-weight: 600; line-height: 1.3; }
.scard__body b mark { background: var(--gold-soft); color: inherit; border-radius: 3px; }
.scard__body small { color: var(--muted); font-size: .8rem; }
.scard__count { grid-column: 2; justify-self: start; margin-top: 6px; font-size: .75rem; font-weight: 700; padding: 2px 9px; border-radius: 999px; background: var(--lav-2); color: var(--purple-deep); }
.scard__count.is-zero { background: var(--lav-3); color: var(--muted); font-weight: 600; }
.empty { text-align: center; padding: 48px 16px; display: grid; gap: 12px; justify-items: center; }
.empty h2 { font-size: 1.5rem; }
.empty p { color: var(--muted); max-width: 32rem; }
.owl--empty { width: 110px; }

/* ---------- Resources: subject ---------- */
.shero { position: relative; overflow: hidden; padding: 40px 0 36px; }
.shero .wrap { position: relative; }
.shero__row { display: flex; gap: 20px; align-items: center; margin-top: 20px; }
.shero__badge { flex: none; width: 84px; height: 84px; border-radius: 26px; display: grid; place-items: center; font-weight: 800; font-size: 1.6rem; background: var(--lav-3); color: var(--muted); transition: background-color .4s, color .4s; }
.shero.is-loaded .shero__badge { animation: iconPop .8s var(--spring); }
.shero__title { font-size: clamp(2rem, 4.6vw, 3.2rem); letter-spacing: -0.03em; }
.shero__meta { color: var(--muted); font-weight: 500; margin-top: 4px; }
.rlist__grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 32px; align-items: start; }
.rcards { display: grid; gap: 12px; }
.rcard { display: grid; grid-template-columns: 56px 1fr auto; gap: 18px; align-items: start; padding: 20px; border-radius: 24px; background: #fff; border: 2px solid transparent; transition: border-color .2s; animation: cardIn .5s var(--ease) both; animation-delay: calc(var(--i) * 50ms); }
.rcard:hover { border-color: var(--ink); }
.rcard__ic { width: 56px; height: 56px; border-radius: 18px; display: grid; place-items: center; background: var(--lav-2); color: var(--purple); }
.rcard__ic .i { width: 26px; height: 26px; }
.rcard__ic--flashcard_deck, .rcard__ic--mock_exam { background: var(--gold-soft); color: #8a5600; }
.rcard__ic--past_paper, .rcard__ic--book { background: var(--ink); color: #fff; }
.rcard__top { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.rcard__type { font-size: .78rem; font-weight: 700; color: var(--purple); text-transform: uppercase; letter-spacing: .05em; }
.rcard h3 { font-size: 1.12rem; margin: 6px 0 4px; line-height: 1.3; }
.rcard p { color: var(--muted); font-size: .94rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.rcard__meta { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 10px; font-size: .8rem; color: var(--muted); }
.rcard__meta span + span::before { content: "·"; margin-right: 14px; margin-left: -8px; }
.rcard__cta { align-self: center; }
.acc { display: inline-block; font-size: .72rem; font-weight: 800; padding: 3px 9px; border-radius: 999px; letter-spacing: .02em; }
.acc--free { background: var(--right-bg); color: var(--right); }
.acc--coins { background: var(--gold-soft); color: #8a5600; }
.acc--subscription { background: var(--ink); color: #fff; }
.acc--paid { background: var(--lav-2); color: var(--purple-deep); }
.rlist__more { display: flex; justify-content: center; margin-top: 20px; }
.rlist__aside { position: sticky; top: 96px; display: grid; gap: 14px; }
.side-card p { font-size: .92rem; color: var(--muted); }
.side-card--plain { text-align: left; }
.legend, .other-levels { display: grid; gap: 8px; font-size: .88rem; color: var(--muted); }
.legend li { display: flex; gap: 10px; align-items: center; }
.legend .acc { min-width: 52px; text-align: center; }
.other-levels a { display: flex; justify-content: space-between; padding: 8px 12px; border-radius: 12px; background: var(--lav); font-weight: 600; color: var(--ink); text-decoration: none; }
.other-levels a:hover { background: var(--lav-2); }
.other-levels span { color: var(--purple); }
.mock-note { position: fixed; left: 16px; bottom: 16px; z-index: 30; max-width: calc(100% - 32px); margin: 0; padding: 8px 14px; border-radius: 12px; background: var(--ink); color: #fff; font-size: .8rem; box-shadow: var(--shadow-2); }
.mock-note code { color: var(--gold); }

/* 404 */
.nf__owl { margin-bottom: 8px; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .mega__grid--about { grid-template-columns: 1fr 1fr; }
  .mega__app { grid-column: 1 / -1; }
  .mega__app .stores { flex-direction: row; }
  .fcards--all { grid-template-columns: repeat(3, 1fr); }
  .benefits { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1023px) {
  .mega, .mega-backdrop, .nav__pill { display: none; }
}
@media (max-width: 920px) {
  .appband__grid, .phero__grid, .contact__grid, .post__grid, .rlist__grid, .story__grid { grid-template-columns: 1fr; }
  .appband__phones { height: 470px; order: 2; }
  .fcards, .fcards--all, .pcards, .about-links__grid { grid-template-columns: 1fr 1fr; }
  .benefits--3 { grid-template-columns: 1fr; }
  .post__aside, .rlist__aside { position: static; }
  .ladder { grid-template-columns: 1fr; }
  .ladder li { min-height: 0; flex-direction: row; align-items: baseline; justify-content: space-between; transform-origin: left; }
  .ladder li { transform: scaleX(0); }
  .ladder.is-in li { transform: none; }
  .about-art { height: 380px; max-width: 520px; }
  .story__grid { gap: 0; }
}
@media (max-width: 640px) {
  .fcards, .fcards--all, .pcards, .pcards--2, .about-links__grid, .benefits { grid-template-columns: 1fr; }
  .split-demo { grid-template-columns: 1fr; }
  .split-demo__arrow { transform: rotate(90deg); margin: 0 auto; }
  .player { grid-template-columns: 1fr; }
  .player__art { width: 96px; }
  .games-demo { grid-template-columns: 1fr; }
  .rcard { grid-template-columns: 44px 1fr; gap: 14px; padding: 16px; }
  .rcard__ic { width: 44px; height: 44px; border-radius: 14px; }
  .rcard__cta { grid-column: 1 / -1; justify-self: stretch; }
  .demo-card { padding: 18px; border-radius: 26px; }
  .phone { width: 200px; }
  .appband__phones .phone--back { width: 180px; }
  .appband__phones { height: 430px; }
  .about-art__pile .sheet { width: 160px; }
  .about-art__space { width: 52%; padding: 18px; }
  .shero__badge { width: 64px; height: 64px; border-radius: 20px; font-size: 1.2rem; }
  .search--hero kbd { display: none; }
  .sgroup__head { top: 64px; }
}

@media (prefers-reduced-motion: reduce) {
  .ladder li { transform: none; opacity: 1; }
  .about-art__arrow { stroke-dashoffset: 0; }
  .match li i { transform: none; }
  .rhero__rotator span.is-on { opacity: 1; transform: none; }
  .skel::after { animation: none; }
}

/* Grid children may not grow past their track (prevents mobile overflow from wide demos / chip rows) */
.phero__grid > *, .rlist__grid > *, .contact__grid > *, .post__grid > *, .appband__grid > *, .day__grid > *, .hero__grid > * { min-width: 0; }
@media (max-width: 920px) {
  .phero__grid, .rlist__grid, .contact__grid, .post__grid, .appband__grid { grid-template-columns: minmax(0, 1fr); }
}

/* contact honeypot */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }