/* ==========================================================================
   Educoon — homepage
   The page borrows the app's own home-screen cards as its colour fields:
   the night "Läuft gerade" card, the blue grade ring, the orange holiday
   card and the lilac exam card. Interface fragments carry data-ui.
   ========================================================================== */

/* ---------- Navigation ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  min-height: 76px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: .15rem;
  margin-left: auto;
}
.nav-links a {
  padding: .55rem .9rem;
  border-radius: 999px;
  font-size: .98rem;
  font-weight: 600;
  color: var(--ink-soft);
  transition: color var(--hover) var(--ease-out), background-color var(--hover) var(--ease-out);
}
.nav-links a:hover { color: var(--ink); background: var(--paper-deep); }
.nav-links a.is-active { color: var(--ink); background: var(--paper-deep); }
.nav-actions { display: flex; align-items: center; gap: .5rem; }

.nav-toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: var(--paper-deep);
  transition: transform var(--press) ease-out;
}
.nav-toggle:active { transform: scale(.94); }
.nav-toggle i {
  position: absolute;
  left: 13px;
  right: 13px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform 320ms var(--ease-out);
}
.nav-toggle i:first-of-type { top: 17px; }
.nav-toggle i:last-of-type { top: 25px; }
.nav-toggle[aria-expanded="true"] i:first-of-type { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] i:last-of-type { transform: translateY(-4px) rotate(-45deg); }

.nav-sheet {
  position: fixed;
  inset: 76px 0 0;
  z-index: 99;
  display: flex;
  flex-direction: column;
  padding: 1rem var(--gutter) 2rem;
  background: var(--paper);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity 220ms var(--ease-out), transform 360ms var(--ease-out), visibility 0s linear 360ms;
}
.nav-sheet.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}
.nav-sheet a:not(.btn) {
  padding: .3rem 0;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 8vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.12;
}
.nav-sheet a:not(.btn):active { color: var(--blue); }
.nav-sheet .btn { margin-top: auto; align-self: stretch; }
body.menu-open { overflow: hidden; }

@media (max-width: 1080px) {
  .nav-links { display: none; }
  .nav-actions { margin-left: auto; }
  .nav-toggle { display: inline-block; }
}
@media (min-width: 1081px) {
  .nav-sheet { display: none; }
}

/* ---------- Shared section scaffolding ---------- */
.section { padding-top: var(--section); }

.section-intro {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  gap: 1.5rem clamp(2rem, 5vw, 5rem);
  align-items: end;
  margin-bottom: clamp(2.75rem, 5vw, 4.5rem);
}
.section-intro .lead { padding-bottom: .4rem; }

.lead {
  font-size: var(--fs-lead);
  line-height: 1.5;
  color: var(--ink);
  max-width: 40ch;
}

.stage-wrap {
  padding-inline: var(--gutter);
  margin-top: var(--section);
}
.stage {
  max-width: 1600px;
  margin-inline: auto;
  padding: var(--stage-pad);
  border-radius: var(--r-stage);
  overflow: hidden;
  position: relative;
}
.stage-night { background: var(--night); color: var(--paper); }
.stage-orange { background: var(--orange); color: var(--ink); }

@media (max-width: 900px) {
  .section-intro { grid-template-columns: 1fr; align-items: start; }
}

/* ---------- Hero ---------- */
.hero { padding-inline: var(--gutter); }
.hero-stage {
  position: relative;
  max-width: 1600px;
  min-height: min(calc(100svh - 76px - var(--gutter)), 940px);
  margin-inline: auto;
  padding: clamp(2.25rem, 5vw, 4.5rem) var(--stage-pad) 0;
  display: flex;
  flex-direction: column;
  border-radius: var(--r-stage);
  background: var(--blue);
  color: var(--white);
  overflow: hidden;
  isolation: isolate;
}
.hero h1 {
  font-size: clamp(2.9rem, 8.2vw, 8.6rem);
  line-height: .9;
  letter-spacing: -0.045em;
  max-width: 17ch;
}
.hero-body {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: 2rem clamp(1.5rem, 4vw, 4rem);
  margin-top: clamp(1.75rem, 3.4vw, 3rem);
}
.hero-copy {
  padding-bottom: clamp(2.25rem, 4.5vw, 4rem);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.hero-sub {
  font-size: var(--fs-lead);
  line-height: 1.48;
  max-width: 34ch;
  color: rgba(255, 255, 255, .9);
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .65rem;
  margin-top: 2rem;
}
.store-badge {
  display: block;
  border-radius: 12px;
  transition: transform var(--press) ease-out, opacity var(--hover) var(--ease-out);
}
.store-badge img { height: 54px; width: auto; }
.store-badge:hover { opacity: .88; }
.store-badge:active { transform: scale(.965); }
.hero-trust {
  margin-top: auto;
  padding-top: 2.25rem;
  display: grid;
  gap: .3rem;
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, .78);
  max-width: 44ch;
}
.hero-trust strong { color: var(--white); font-weight: 700; }

.hero-visual {
  position: relative;
  min-height: 440px;
}
.device {
  position: absolute;
  top: 0;
  left: 50%;
  width: clamp(250px, 23vw, 330px);
  aspect-ratio: 1179 / 2556;
  padding: 11px;
  border-radius: 54px;
  background: #121212;
  box-shadow: var(--float-shadow), inset 0 0 0 2px #2c2c2c; /* taste-skill-ignore: the phone floats */
  transform: translate3d(-50%, var(--lift, 0px), 0);
  z-index: 2;
  will-change: transform;
}
.device img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 44px;
}
.device::before {
  content: '';
  position: absolute;
  top: 22px;
  left: 50%;
  width: 30%;
  height: 26px;
  border-radius: 999px;
  background: #121212;
  transform: translateX(-50%);
}
.hero-mascot {
  position: absolute;
  right: -2%;
  bottom: -2%;
  width: clamp(190px, 19vw, 300px);
  z-index: 3;
  transform: translate3d(0, var(--lift-2, 0px), 0);
}

/* The live card — a working copy of the app's "Läuft gerade" card */
.now-card {
  position: absolute;
  left: 0;
  top: 46%;
  z-index: 4;
  width: min(330px, 92%);
  padding: 1.15rem 1.25rem 1.1rem;
  border-radius: 26px;
  background: var(--night);
  color: var(--white);
  box-shadow: var(--float-shadow); /* taste-skill-ignore: floating card */
  font-variant-numeric: tabular-nums;
}
.now-label {
  display: flex;
  align-items: center;
  gap: .45rem;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: #f2a37d;
}
.now-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
}
.now-card.is-live .now-dot { animation: nowPulse 2.4s var(--ease-in-out) infinite; }
@keyframes nowPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 122, 69, .55); } /* taste-skill-ignore: live pulse */
  50% { box-shadow: 0 0 0 6px rgba(255, 122, 69, 0); } /* taste-skill-ignore: live pulse */
}
.now-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  margin-top: .35rem;
}
.now-title {
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
}
.now-time { margin-top: .2rem; font-size: .9rem; color: rgba(255,255,255,.62); }
.now-count { text-align: right; line-height: 1; }
.now-count strong { display: block; font-size: 2.15rem; font-weight: 800; letter-spacing: -0.03em; }
.now-count span { display: block; margin-top: .3rem; font-size: .8rem; font-weight: 600; color: rgba(255,255,255,.62); }
.now-bar {
  height: 6px;
  margin-top: .95rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, .13);
  overflow: hidden;
}
.now-bar span {
  display: block;
  height: 100%;
  width: 100%;
  border-radius: inherit;
  background: var(--orange);
  transform-origin: left center;
  transform: scaleX(var(--p, 0));
  transition: transform 900ms var(--ease-out);
}
.now-foot { margin-top: .75rem; font-size: .78rem; color: rgba(255,255,255,.5); }

@media (max-width: 980px) {
  .hero-body { grid-template-columns: 1fr; }
  .hero-copy { padding-bottom: 0; }
  .hero-trust { margin-top: 0; }
  .hero-visual { min-height: clamp(400px, 92vw, 560px); }
  .device { width: clamp(230px, 52vw, 300px); }
  .now-card { top: auto; bottom: 8%; left: 0; }
}
@media (max-width: 560px) {
  .store-badge img { height: 46px; }
  .hero-mascot { width: 44vw; right: -6%; }
  .now-card { width: 86%; padding: 1rem 1.05rem; border-radius: 22px; }
  .now-title { font-size: 1.3rem; }
  .now-count strong { font-size: 1.8rem; }
}

/* ---------- Integrations ---------- */
.integration-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: var(--r-stage);
  overflow: hidden;
}
.integration {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
  padding: clamp(1.75rem, 4vw, 3.5rem);
  background: var(--white);
}
.integration.is-untis { background: var(--card); }
.integration-top { display: grid; gap: .35rem; }
/* Partner names set in their own brand colours (no logos, we hold no rights to them). */
.partner-name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.4vw, 3rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.035em;
}
.partner-name.is-sph span:first-child { color: #00b5d0; }
.partner-name.is-sph span:last-child { color: #8c8f93; }
.partner-name.is-untis span:first-child { color: #3d3d3d; }
.partner-name.is-untis span:last-child { color: #f85a2c; }
.integration-tag { margin-top: .25rem; color: var(--ink-soft); font-weight: 600; }
.integration-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem 1.5rem;
  font-size: var(--fs-lead);
  font-weight: 600;
  letter-spacing: -0.012em;
}
.integration-list li { display: flex; align-items: baseline; gap: .7rem; }
.integration-list li::before {
  content: '';
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--dot, var(--blue));
  transform: translateY(-2px);
}
.integration-list { --dot: #00b5d0; }
.integration.is-untis .integration-list { --dot: #f85a2c; }
.integration-note {
  margin-top: auto;
  font-size: var(--fs-small);
  color: var(--ink-soft);
  max-width: 46ch;
}
.disclaimer {
  margin-top: 1.25rem;
  max-width: 72ch;
  font-size: var(--fs-small);
  color: var(--ink-soft);
}

@media (max-width: 860px) {
  .integration-pair { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .integration-list { grid-template-columns: 1fr; }
}

/* ---------- Features bento ---------- */
.bento {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(.75rem, 1.2vw, 1.25rem);
}
.tile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  min-height: 460px;
  padding: clamp(1.5rem, 2.8vw, 2.5rem);
  border-radius: var(--r-tile);
  overflow: hidden;
}
.tile h3 { margin-bottom: .6rem; }
.tile-copy { max-width: 38ch; }
.tile-copy p { color: var(--ink-soft); }
.tile .ui { margin-top: auto; }

.t-today { grid-column: span 7; background: var(--night); color: var(--white); }
.t-today .tile-copy p { color: rgba(255, 255, 255, .7); }
.t-homework { grid-column: span 5; background: var(--white); }
.t-timetable { grid-column: span 5; background: var(--lilac); }
.t-timetable .tile-copy p { color: #4f4a63; }
.t-courses { grid-column: span 7; background: var(--paper-deep); }
.t-grades { grid-column: span 6; background: var(--blue-wash); }
.t-grades .tile-copy p { color: #3f4c66; }
.t-offline { grid-column: span 6; background: var(--orange); }
.t-offline .tile-copy p { color: rgba(23, 22, 20, .78); }

@media (max-width: 1000px) {
  .t-today, .t-homework, .t-timetable, .t-courses, .t-grades, .t-offline { grid-column: span 12; }
  .tile { min-height: 0; }
}

/* Interface fragments (the app's own components) */
.ui { font-variant-numeric: tabular-nums; }
.ui-label {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* Today */
.ui-next {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .15rem 1rem;
  padding: 1.15rem 1.3rem 1.2rem;
  border-radius: 24px;
  background: var(--night-raised);
}
.ui-next .ui-label { color: #f2a37d; }
.ui-next-title { font-size: 1.6rem; font-weight: 800; letter-spacing: -0.025em; }
.ui-next-meta { font-size: .9rem; color: rgba(255,255,255,.6); }
.ui-next-time { grid-column: 2; grid-row: 1 / span 3; align-self: center; text-align: right; line-height: 1; }
.ui-next-time b { display: block; font-size: 2rem; font-weight: 800; letter-spacing: -0.03em; }
.ui-next-time span { font-size: .78rem; color: rgba(255,255,255,.6); font-weight: 600; }
.ui-next-bar { grid-column: 1 / -1; height: 5px; margin-top: .8rem; border-radius: 5px; background: rgba(255,255,255,.12); overflow: hidden; }
.ui-next-bar span { display: block; width: 38%; height: 100%; background: var(--orange); border-radius: inherit; }
.ui-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .6rem; margin-top: .6rem; }
.ui-stats div { padding: 1rem 1.1rem; border-radius: 20px; background: var(--night-raised); }
.ui-stats b { display: block; font-size: 1.75rem; font-weight: 800; letter-spacing: -0.03em; line-height: 1.05; }
.ui-stats span { font-size: .82rem; color: rgba(255,255,255,.6); }
.ui-stats .is-blue b { color: #7fb0ff; }
.ui-stats .is-orange b { color: #ff9f78; }

/* Homework */
.ui-tasks { padding: .35rem 1.1rem; border-radius: 22px; background: var(--card); }
.ui-task {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: .85rem;
  padding: .85rem 0;
}
.ui-task + .ui-task { border-top: 1px solid rgba(23, 22, 20, .07); } /* taste-skill-ignore: app list divider (data-ui) */
.ui-check {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  border: 2px solid #c8c1b5;
  display: grid;
  place-items: center;
  transition: background-color 180ms var(--ease-out), border-color 180ms var(--ease-out), transform var(--press) ease-out;
}
.ui-check:active { transform: scale(.88); }
.ui-check svg { width: 14px; height: 14px; color: var(--white); opacity: 0; transform: scale(.6); transition: opacity 160ms, transform 260ms var(--ease-out); }
.ui-task.is-done .ui-check { background: var(--blue); border-color: var(--blue); }
.ui-task.is-done .ui-check svg { opacity: 1; transform: none; }
.ui-task-title { font-weight: 700; font-size: .98rem; line-height: 1.25; transition: color 200ms; }
.ui-task.is-done .ui-task-title { color: #6f6a62; text-decoration: line-through; }
.ui-task-sub { font-size: .82rem; color: var(--ink-soft); }
.ui-due {
  padding: .28rem .6rem;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 700;
  background: var(--orange-wash);
  color: #a8441b;
  white-space: nowrap;
}
.ui-due.is-calm { background: var(--paper); color: var(--ink-soft); }
.ui-due.is-done { background: #dcefe3; color: #22603c; }

/* Timetable */
.ui-day { padding: 1rem; border-radius: 22px; background: var(--white); }
.ui-day-head { display: flex; justify-content: space-between; align-items: baseline; padding: .1rem .3rem .8rem; }
.ui-day-head b { font-size: 1.05rem; font-weight: 800; letter-spacing: -0.015em; }
.ui-day-head span { font-size: .8rem; color: var(--ink-soft); font-weight: 600; }
.ui-lessons { display: grid; gap: .4rem; }
.ui-lesson {
  display: grid;
  grid-template-columns: 3.1rem minmax(0, 1fr) auto;
  align-items: center;
  gap: .75rem;
  padding: .65rem .8rem;
  border-radius: 14px;
  background: #eef2fe;
}
.ui-lesson time { font-size: .8rem; color: var(--ink-soft); font-weight: 600; }
.ui-lesson b { font-size: .95rem; font-weight: 700; }
.ui-lesson small { display: block; font-size: .76rem; color: var(--ink-soft); }
.ui-tag { padding: .22rem .55rem; border-radius: 999px; font-size: .72rem; font-weight: 700; white-space: nowrap; }
.ui-lesson.is-cancelled { background: #f4f1ec; }
.ui-lesson.is-cancelled b { text-decoration: line-through; color: #6f6a62; }
.ui-lesson.is-cancelled .ui-tag { background: #f9dcdf; color: #932c38; }
.ui-lesson.is-sub { background: #fff3d1; }
.ui-lesson.is-sub .ui-tag { background: #ffe39a; color: #6e4b00; }
.ui-lesson.is-room .ui-tag { background: var(--blue-wash); color: var(--blue-press); }

/* Courses */
.ui-courses { display: grid; gap: .55rem; }
.ui-course {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  padding: .65rem .9rem .65rem .65rem;
  border-radius: 22px;
  color: var(--white);
}
.ui-course.c-ma { background: #3d6fd9; }
.ui-course.c-de { background: var(--red); }
.ui-course.c-en { background: var(--green); }
.ui-course-code {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, .17);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}
.ui-course b { display: block; font-size: 1.08rem; font-weight: 800; letter-spacing: -0.015em; }
.ui-course small { font-size: .8rem; opacity: .82; }
.ui-course svg { width: 18px; height: 18px; opacity: .8; }
.ui-file {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: .85rem;
  padding: .7rem .9rem .7rem .7rem;
  border-radius: 20px;
  background: var(--white);
}
.ui-file-icon { width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; background: #fff1cc; color: #8a5a00; }
.ui-file-icon svg { width: 20px; height: 20px; }
.ui-file b { display: block; font-size: .92rem; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ui-file small { font-size: .78rem; color: var(--ink-soft); }
.ui-file .ui-tag { background: var(--paper); color: var(--ink-soft); }

/* Grades */
.ui-grades {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2rem);
  padding: 1.25rem;
  border-radius: 24px;
  background: var(--white);
}
.ui-ring { position: relative; width: 132px; height: 132px; }
.ui-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ui-ring circle { fill: none; stroke-width: 11; stroke-linecap: round; }
.ui-ring .track { stroke: #ebe7e0; }
.ui-ring .value {
  stroke: #3d6fd9;
  stroke-dasharray: 289;
  stroke-dashoffset: calc(289 - 289 * var(--ring, .87));
  transition: stroke-dashoffset 1400ms var(--ease-out);
}
.js .ui-ring:not(.is-in) .value { stroke-dashoffset: 289; }
.ui-ring-num { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; line-height: 1; }
.ui-ring-num b { font-size: 2rem; font-weight: 800; letter-spacing: -0.03em; }
.ui-ring-num span { margin-top: .3rem; font-size: .78rem; color: var(--ink-soft); font-weight: 600; }
.ui-marks { display: grid; gap: .55rem; }
.ui-mark { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .5rem; align-items: baseline; font-size: .92rem; }
.ui-mark span { color: var(--ink-soft); font-weight: 600; }
.ui-mark b { font-weight: 800; }
.ui-whatif {
  margin-top: .35rem;
  padding: .7rem .85rem;
  border-radius: 14px;
  background: var(--blue-wash);
  font-size: .85rem;
  font-weight: 600;
  color: #24407a;
}

/* Offline */
.ui-offline { display: grid; gap: .55rem; }
.ui-banner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: .85rem;
  padding: .9rem 1rem;
  border-radius: 22px;
  background: var(--white);
}
.ui-banner-icon { width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; background: var(--orange-wash); color: #a8441b; }
.ui-banner-icon svg { width: 20px; height: 20px; }
.ui-banner b { display: block; font-weight: 800; }
.ui-banner small { font-size: .82rem; color: var(--ink-soft); }
.ui-retry { padding: .45rem .8rem; border-radius: 999px; background: var(--paper); font-size: .8rem; font-weight: 700; }
.ui-cached {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border-radius: 22px;
  background: var(--night);
  color: var(--white);
}
.ui-cached .ui-label { color: #f2a37d; }
.ui-cached b { display: block; font-size: 1.25rem; font-weight: 800; letter-spacing: -0.02em; }
.ui-cached small { font-size: .8rem; color: rgba(255,255,255,.6); }
.ui-cached .ui-cached-time { font-size: 1.6rem; font-weight: 800; letter-spacing: -0.03em; }

@media (max-width: 520px) {
  .ui-retry { display: none; }
  .ui-banner { grid-template-columns: auto minmax(0, 1fr); }
  .ui-stats { grid-template-columns: 1fr 1fr; }
  .ui-stats div:last-child { grid-column: span 2; }
  .ui-grades { grid-template-columns: 1fr; justify-items: start; }
  .ui-due { display: none; }
}

/* ---------- Why ---------- */
.why h2 { max-width: 25ch; margin-bottom: clamp(2.75rem, 5vw, 4.5rem); }
.why-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
.why-stage {
  position: relative;
  aspect-ratio: 5 / 4;
  border-radius: var(--r-stage);
  background: var(--blue-wash);
  overflow: hidden;
  display: grid;
  place-items: center;
}
.why-stage img {
  width: 88%;
  transform: translate3d(0, var(--lift, 0px), 0);
}
.why-copy { display: grid; gap: 1.25rem; padding-top: .3rem; }
.why-copy p { max-width: 52ch; }
.why-quote {
  margin-top: 1.25rem;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border-radius: var(--r-tile);
  background: var(--white);
}
.why-quote p {
  font-size: var(--fs-lead);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.012em;
}
.why-quote footer { margin-top: 1.1rem; font-size: var(--fs-small); color: var(--ink-soft); }
.why-quote footer strong { color: var(--ink); }

@media (max-width: 900px) {
  .why-grid { grid-template-columns: 1fr; }
}

/* ---------- Schools ---------- */
.schools-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}
.schools-copy h2 { max-width: 16ch; }
.schools-copy p { margin-top: 1.25rem; max-width: 50ch; color: rgba(236, 235, 230, .78); }
.schools-copy p:first-of-type { margin-top: 1.75rem; font-size: var(--fs-lead); color: var(--paper); }
.tick-list { margin: 2rem 0 2.5rem; display: grid; gap: .55rem; }
.tick-list li { display: flex; gap: .8rem; font-weight: 600; }
.tick-list li::before {
  content: '';
  flex: none;
  width: 9px;
  height: 9px;
  margin-top: .55em;
  border-radius: 50%;
  background: var(--orange);
}
.schools-shape {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border-radius: var(--r-tile);
  background: var(--night-raised);
}
.schools-shape h3 { color: var(--white); margin-bottom: 1.5rem; }
.shape-list { display: grid; gap: .5rem; }
.shape-list li { padding: 1.15rem 1.3rem; border-radius: 20px; background: #2f2c28; }
.shape-list strong { display: block; color: var(--white); font-size: 1.08rem; letter-spacing: -0.01em; margin-bottom: .3rem; }
.shape-list p { font-size: var(--fs-small); color: rgba(236, 235, 230, .7); }

@media (max-width: 900px) {
  .schools-grid { grid-template-columns: 1fr; }
}

/* ---------- Updates ---------- */
.update-list { display: grid; gap: .5rem; }
.update-row {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr) auto;
  gap: 1rem 2.5rem;
  align-items: start;
  padding: clamp(1.4rem, 2.4vw, 2rem) clamp(1.4rem, 2.6vw, 2.25rem);
  border-radius: var(--r-tile);
  background: var(--card);
  transition: background-color var(--hover) var(--ease-out), transform var(--press) ease-out;
}
.update-row:hover { background: var(--white); }
.update-row:active { transform: scale(.992); }
.update-row time { padding-top: .3rem; font-weight: 700; color: var(--ink-soft); font-variant-numeric: tabular-nums; }
.update-tag { display: block; margin-bottom: .35rem; font-size: var(--fs-small); font-weight: 700; }
.update-tag.is-launch { color: #c4521f; }
.update-tag.is-feature { color: var(--blue); }
.update-tag.is-improvement { color: var(--green); }
.update-row h3 { margin-bottom: .45rem; }
.update-row p { color: var(--ink-soft); max-width: 64ch; }
.update-go { align-self: center; }
.update-row:hover .update-go svg { transform: translateX(4px); }
.updates-more { margin-top: 1.75rem; }

@media (max-width: 760px) {
  .update-row { grid-template-columns: 1fr; gap: .6rem; }
  .update-go { align-self: start; margin-top: .4rem; }
}

/* ---------- Support ---------- */
.support-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: end;
}
.support-copy h2 { max-width: 11ch; }
.support-copy p { margin-top: 1.25rem; max-width: 46ch; }
.support-copy p:first-of-type { margin-top: 1.75rem; font-size: var(--fs-lead); }
.support-buttons { display: flex; flex-wrap: wrap; gap: .65rem; margin-top: 2.25rem; }
.support-buttons .btn svg { transform: none; }
.support-stats { display: grid; grid-template-columns: 1fr 1fr; gap: .65rem; }
.stat { padding: clamp(1.25rem, 2.4vw, 1.9rem); border-radius: 24px; background: rgba(255, 255, 255, .24); }
.stat.is-wide { grid-column: span 2; background: var(--night); color: var(--paper); }
.stat strong { display: block; font-family: var(--font-display); font-size: var(--fs-h2); font-weight: 700; letter-spacing: -0.04em; line-height: .9; }
.stat span { display: block; margin-top: .85rem; font-weight: 600; max-width: 26ch; }

@media (max-width: 900px) {
  .support-grid { grid-template-columns: 1fr; }
}

/* ---------- Feedback ---------- */
.feedback-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}
.feedback-head { position: sticky; top: 112px; }
.feedback-head h2 { max-width: 15ch; }
.feedback-head .lead { margin-top: 1.5rem; }
.channel-list { display: grid; gap: .5rem; }
.channel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem 2rem;
  padding: clamp(1.5rem, 2.6vw, 2.1rem) clamp(1.4rem, 2.6vw, 2.25rem);
  border-radius: var(--r-tile);
  background: var(--white);
  transition: background-color var(--hover) var(--ease-out), color var(--hover) var(--ease-out), transform var(--press) ease-out;
}
.channel h3 { margin-bottom: .45rem; }
.channel p { color: var(--ink-soft); max-width: 46ch; transition: color var(--hover) var(--ease-out); }
.channel-go {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .7rem 1.05rem;
  border-radius: 999px;
  background: var(--paper);
  font-weight: 700;
  white-space: nowrap;
  transition: background-color var(--hover) var(--ease-out);
}
.channel-go svg { width: 17px; height: 17px; transition: transform var(--hover) var(--ease-out); }
.channel:hover { background: var(--blue); color: var(--white); }
.channel:hover p { color: rgba(255, 255, 255, .82); }
.channel:hover .channel-go { background: rgba(255, 255, 255, .16); }
.channel:hover .channel-go svg { transform: translateX(3px); }
.channel:active { transform: scale(.99); }

@media (max-width: 900px) {
  .feedback-grid { grid-template-columns: 1fr; }
  .feedback-head { position: static; }
}
@media (max-width: 560px) {
  .channel { grid-template-columns: 1fr; }
  .channel-go { justify-self: start; }
}

/* ---------- Contact ---------- */
.contact-mail {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 26rem);
  gap: 1.75rem clamp(2rem, 5vw, 5rem);
  align-items: end;
  padding: var(--stage-pad);
  border-radius: var(--r-stage);
  background: var(--white);
}
.contact-address {
  grid-column: 1 / -1;
  justify-self: start;
  font-size: clamp(1.4rem, 7.2vw, 7rem);
  white-space: nowrap;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: .95;
  color: var(--blue);
  overflow-wrap: anywhere;
  text-decoration: underline;
  text-decoration-thickness: 0.06em;
  text-underline-offset: 0.12em;
  text-decoration-color: transparent;
  transition: text-decoration-color var(--hover) var(--ease-out);
}
.contact-address:hover { text-decoration-color: currentColor; }
.contact-mail p { grid-column: 2; color: var(--ink-soft); }
.contact-mail p strong { color: var(--ink); }
.contact-topics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 2rem clamp(1.5rem, 3vw, 3rem);
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
  padding-inline: var(--stage-pad);
}
.contact-topics h4 { margin-bottom: .4rem; }
.contact-topics p { font-size: var(--fs-small); color: var(--ink-soft); }

@media (max-width: 980px) {
  .contact-mail { grid-template-columns: 1fr; }
  .contact-mail p { grid-column: 1; }
  .contact-topics { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .contact-topics { grid-template-columns: 1fr; padding-inline: 0; }
}

/* ---------- FAQ ---------- */
.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}
.faq-head { position: sticky; top: 112px; }
.faq-head h2 { max-width: 9ch; }
.faq-head img { width: min(240px, 60%); margin-top: 2.5rem; }
.faq-list { display: grid; gap: .5rem; }
.faq-item {
  border-radius: 22px;
  background: var(--card);
  transition: background-color var(--hover) var(--ease-out);
  interpolate-size: allow-keywords;
}
.faq-item[open] { background: var(--white); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.3rem 1.5rem;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.012em;
  line-height: 1.3;
  cursor: pointer;
  list-style: none;
  border-radius: 22px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--blue); }
.faq-icon {
  position: relative;
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--paper);
  transition: transform 360ms var(--ease-out), background-color var(--hover);
}
.faq-icon::before, .faq-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 2px;
  margin: -1px 0 0 -6px;
  border-radius: 2px;
  background: var(--ink);
}
.faq-icon::after { transform: rotate(90deg); }
.faq-item[open] .faq-icon { transform: rotate(45deg); background: var(--blue-wash); }
.faq-item::details-content {
  block-size: 0;
  overflow: hidden;
  transition: block-size 360ms var(--ease-out), content-visibility 360ms allow-discrete;
}
.faq-item[open]::details-content { block-size: auto; }
.faq-answer { padding: 0 1.5rem 1.5rem; max-width: 62ch; color: var(--ink-soft); }

@media (max-width: 900px) {
  .faq-grid { grid-template-columns: 1fr; }
  .faq-head { position: static; }
  .faq-head img { display: none; }
}

/* ---------- Footer ---------- */
.site-foot {
  margin-top: var(--section);
  padding-top: clamp(4rem, 8vw, 7rem);
  background: var(--night);
  color: var(--paper);
  border-radius: var(--r-stage) var(--r-stage) 0 0;
  overflow: hidden;
}
.foot-top {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: 3rem clamp(2rem, 5vw, 5rem);
}
.foot-brand .brand { color: var(--paper); }
.foot-brand p { margin: 1.25rem 0 1.75rem; max-width: 32ch; color: rgba(236, 235, 230, .72); }
.foot-cols { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 2rem 1.5rem; }
.foot-cols h2 { font-size: var(--fs-small); font-weight: 700; letter-spacing: 0; line-height: 1.3; margin-bottom: .8rem; }
.foot-cols a {
  display: inline-block;
  padding: .28rem 0;
  font-size: var(--fs-small);
  color: rgba(236, 235, 230, .66);
  transition: color var(--hover) var(--ease-out);
}
.foot-cols a:hover { color: var(--white); }
.foot-word {
  margin-top: clamp(3.5rem, 7vw, 6rem);
  font-size: clamp(4.5rem, 22.5vw, 22rem);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: .78;
  white-space: nowrap;
  color: var(--paper);
  user-select: none;
}
.foot-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding-block: 2rem 2.5rem;
  font-size: .875rem;
  color: rgba(236, 235, 230, .6);
}
.foot-bottom p:first-child { max-width: 82ch; }
.foot-bottom strong { color: var(--paper); font-weight: 600; }

@media (max-width: 1000px) {
  .foot-top { grid-template-columns: 1fr; }
  .foot-cols { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .foot-cols { grid-template-columns: 1fr 1fr; }
}