/* 中文说明：现代极简校招训练界面，强调留白、清晰层级与跨设备可读性。 */
:root {
  --canvas: #f7f7f5;
  --canvas-deep: #efefeb;
  --surface: rgba(255, 255, 255, .86);
  --surface-solid: #ffffff;
  --surface-soft: #f1f1ee;
  --text: #1f1f1d;
  --text-strong: #111110;
  --muted: #6f706b;
  --muted-strong: #555650;
  --line: rgba(31, 31, 29, .10);
  --line-strong: rgba(31, 31, 29, .17);
  --accent: #5b63d3;
  --accent-strong: #444bc0;
  --accent-soft: #ececff;
  --teal: #2e8d82;
  --teal-soft: #e7f3f0;
  --orange: #d96a36;
  --ok: #2d7d65;
  --danger: #b94b52;
  --shadow-soft: 0 12px 30px rgba(31, 31, 29, .07);
  --shadow-card: 0 26px 70px rgba(31, 31, 29, .12);
  --shadow-float: 0 38px 90px rgba(57, 60, 98, .17);
  --radius-small: 12px;
  --radius: 18px;
  --radius-large: 28px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { color: var(--text); background: var(--canvas); scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 8%, rgba(124, 132, 235, .08), transparent 27rem),
    radial-gradient(circle at 88% 18%, rgba(117, 201, 188, .08), transparent 25rem),
    var(--canvas);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button, input, select, textarea { font: inherit; }
a { color: inherit; }
button, a, input, select, textarea { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: .8rem 1rem;
  border-radius: 999px;
  color: #fff;
  background: var(--accent);
}
.skip-link:focus { top: 1rem; }
:focus-visible { outline: 3px solid rgba(91, 99, 211, .28); outline-offset: 3px; }

.page-glow {
  position: fixed;
  z-index: -1;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(12px);
  opacity: .55;
}
.page-glow-one { width: 34rem; height: 34rem; top: -19rem; left: -15rem; background: rgba(151, 156, 236, .19); }
.page-glow-two { width: 28rem; height: 28rem; top: 11rem; right: -17rem; background: rgba(135, 210, 199, .18); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: .75rem 1.25rem;
  border-bottom: 1px solid transparent;
  background: rgba(247, 247, 245, .80);
  backdrop-filter: saturate(150%) blur(24px);
  -webkit-backdrop-filter: saturate(150%) blur(24px);
}
.header-inner {
  width: 100%;
  max-width: 1180px;
  min-height: 52px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  margin: 0 auto;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .72rem;
  min-height: 44px;
  text-decoration: none;
}
.brand-mark {
  position: relative;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  padding: 9px 8px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.55);
  border-radius: 13px;
  background: linear-gradient(145deg, #232326, #5a5d68);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.17), 0 8px 18px rgba(34,34,40,.14);
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 68% 20%, rgba(255,255,255,.30), transparent 42%);
}
.brand-mark i { position: relative; z-index: 1; width: 4px; border-radius: 999px; background: #fff; opacity: .94; }
.brand-mark i:nth-child(1) { height: 9px; }
.brand-mark i:nth-child(2) { height: 17px; }
.brand-mark i:nth-child(3) { height: 13px; }
.brand-copy b { display: block; color: var(--text-strong); font-size: 1rem; line-height: 1.2; letter-spacing: .08em; }
.brand-copy small { display: block; margin-top: .12rem; color: var(--muted); font-size: .65rem; line-height: 1.2; }

.main-nav {
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: .18rem;
  padding: .25rem;
  border: 1px solid rgba(31,31,29,.08);
  border-radius: 999px;
  background: rgba(255,255,255,.70);
  box-shadow: 0 6px 18px rgba(31,31,29,.045);
}
.main-nav a {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .45rem .86rem;
  border-radius: 999px;
  color: var(--muted-strong);
  font-size: .84rem;
  font-weight: 650;
  text-decoration: none;
  transition: color .18s ease, background .18s ease, box-shadow .18s ease;
}
.main-nav a:hover { color: var(--text-strong); background: rgba(31,31,29,.045); }
.main-nav a[aria-current="page"] { color: var(--text-strong); background: #fff; box-shadow: 0 4px 14px rgba(31,31,29,.08); }

.header-actions { display: flex; align-items: center; justify-content: flex-end; gap: .7rem; }
.system-status { display: inline-flex; align-items: center; color: var(--muted); font-size: .72rem; white-space: nowrap; }
.system-status i { width: 7px; height: 7px; margin-right: .42rem; border-radius: 50%; background: #50a778; box-shadow: 0 0 0 4px rgba(80,167,120,.10); }
.nav-logout {
  min-height: 38px;
  padding: .45rem .75rem;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--muted-strong);
  background: transparent;
  font-size: .78rem;
  font-weight: 650;
  cursor: pointer;
}
.nav-logout:hover { color: var(--text-strong); border-color: var(--line); background: rgba(255,255,255,.75); }

.app-shell { min-height: calc(100vh - 142px); }
.route-rail, .route-rail[hidden] { display: none !important; }
#app-main {
  width: calc(100% - 2.5rem);
  max-width: 1180px;
  min-width: 0;
  margin: 0 auto;
  padding: clamp(2.4rem, 5vw, 5.4rem) 0 clamp(4rem, 8vw, 7rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent-strong);
  font-size: .72rem;
  font-weight: 760;
  letter-spacing: .13em;
  text-transform: uppercase;
}
h1, h2, h3 { margin-top: 0; color: var(--text-strong); font-weight: 720; letter-spacing: -.032em; }
h1 {
  max-width: 720px;
  margin-bottom: 0;
  font-size: clamp(3.25rem, 5.1vw, 4.45rem);
  line-height: 1.06;
  letter-spacing: -.052em;
}
h2 { margin-bottom: 1rem; font-size: clamp(2rem, 3.4vw, 3.1rem); line-height: 1.10; }
h3 { margin-bottom: .55rem; font-size: 1.22rem; line-height: 1.25; }
.lead {
  max-width: 690px;
  margin: 1.25rem 0;
  color: var(--muted-strong);
  font-size: clamp(1rem, 1.45vw, 1.12rem);
  line-height: 1.78;
}
.gradient-text {
  display: block;
  color: transparent;
  background: linear-gradient(95deg, #5259c9 5%, #7c5bc5 50%, #2c9084 95%);
  background-clip: text;
  -webkit-background-clip: text;
}
.question-stem, .option span, .feedback, .lead, .module-tag, .feature-item p, .dashboard-card p { overflow-wrap: anywhere; word-break: break-word; }

.home-page { display: grid; gap: clamp(3rem, 6vw, 5.5rem); }
.hero-section {
  min-height: 575px;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(430px, .85fr);
  align-items: center;
  gap: clamp(3rem, 6vw, 6rem);
}
.hero-copy { padding: 1rem 0; }
.hero-lead { max-width: 650px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; margin-top: 1.75rem; }
.hero-proof { display: flex; flex-wrap: wrap; gap: .65rem 1.15rem; margin-top: 1.5rem; }
.hero-proof span { display: inline-flex; align-items: center; color: var(--muted); font-size: .76rem; }
.hero-proof i {
  width: 18px;
  height: 18px;
  display: inline-grid;
  place-items: center;
  margin-right: .42rem;
  border-radius: 50%;
  color: var(--teal);
  background: var(--teal-soft);
  font-size: .62rem;
  font-style: normal;
  font-weight: 800;
}

.button, button.signal, button.primary-button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .78rem 1.16rem;
  border: 1px solid transparent;
  border-radius: 14px;
  color: #fff;
  background: var(--text-strong);
  font-size: .9rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(17,17,16,.11);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}
.button:hover, button.signal:hover, button.primary-button:hover { transform: translateY(-1px); box-shadow: 0 13px 28px rgba(17,17,16,.15); }
.button:active, button.signal:active, button.primary-button:active { transform: translateY(0); }
.button:disabled, button:disabled { opacity: .48; cursor: not-allowed; transform: none; box-shadow: none; }
.primary-button, .button.primary-button, button.signal { background: linear-gradient(135deg, #5a62d6, #4b52c5); box-shadow: 0 12px 26px rgba(81,89,204,.24); }
.primary-button:hover, .button.primary-button:hover, button.signal:hover { background: linear-gradient(135deg, #5058cb, #4148b8); box-shadow: 0 15px 32px rgba(81,89,204,.30); }
.quiet-button, .button.quiet-button, .button.ghost {
  color: var(--text-strong);
  border-color: var(--line-strong);
  background: rgba(255,255,255,.78);
  box-shadow: none;
}
.quiet-button:hover, .button.quiet-button:hover, .button.ghost:hover { background: #fff; box-shadow: 0 9px 22px rgba(31,31,29,.07); }

.product-preview {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.82);
  border-radius: 30px;
  background: rgba(255,255,255,.78);
  box-shadow: var(--shadow-float);
  transform: perspective(1400px) rotateY(-2.5deg) rotateX(1deg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}
.product-preview::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  right: -90px;
  top: -105px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(114,121,231,.18), transparent 70%);
}
.preview-toolbar {
  min-height: 48px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(249,249,248,.82);
}
.preview-dots { display: flex; gap: 5px; }
.preview-dots i { width: 7px; height: 7px; border-radius: 50%; background: #d4d4cf; }
.preview-dots i:first-child { background: #b8b9f0; }
.preview-toolbar-title { color: var(--muted-strong); font-size: .7rem; font-weight: 680; }
.preview-sync { justify-self: end; color: var(--teal); font-size: .63rem; font-weight: 700; }
.preview-body { padding: clamp(1.2rem, 2.2vw, 1.7rem); }
.preview-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.preview-heading h3 { margin: .3rem 0 0; font-size: 1.42rem; }
.preview-kicker { color: var(--muted); font-size: .66rem; font-weight: 690; }
.progress-ring {
  width: 62px;
  height: 62px;
  flex: 0 0 62px;
  display: grid;
  grid-template-columns: auto auto;
  place-content: center;
  align-items: baseline;
  border-radius: 50%;
  color: var(--accent-strong);
  background: conic-gradient(var(--accent) 0 68%, #e8e8e4 68% 100%);
  box-shadow: inset 0 0 0 8px #fff;
}
.progress-ring strong { font-size: 1.03rem; }
.progress-ring span { font-size: .55rem; }
.preview-progress-card { margin-top: 1.25rem; padding: 1rem; border: 1px solid var(--line); border-radius: 17px; background: rgba(248,248,246,.80); }
.preview-progress-meta { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: .7rem; }
.preview-progress-meta strong { color: var(--text-strong); font-size: .74rem; }
.preview-track { height: 7px; margin-top: .75rem; overflow: hidden; border-radius: 999px; background: #e2e2de; }
.preview-track i { display: block; width: 67%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #6a72dc, #66a89f); }
.preview-task-list { display: grid; gap: .58rem; margin-top: .8rem; }
.preview-task {
  min-height: 63px;
  display: grid;
  grid-template-columns: auto minmax(0,1fr) auto;
  align-items: center;
  gap: .75rem;
  padding: .72rem .8rem;
  border: 1px solid transparent;
  border-radius: 16px;
  background: rgba(255,255,255,.70);
}
.preview-task:hover { border-color: var(--line); background: #fff; }
.preview-task strong { display: block; margin-bottom: .2rem; color: var(--text-strong); font-size: .78rem; }
.preview-task span { color: var(--muted); font-size: .64rem; }
.preview-arrow { font-size: 1.1rem !important; }

.line-icon {
  position: relative;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  display: inline-grid;
  place-items: center;
  border-radius: 11px;
  color: var(--accent-strong);
  background: var(--accent-soft);
}
.line-icon::before, .line-icon::after { content: ""; position: absolute; }
.line-icon-check::before { width: 11px; height: 6px; border-left: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(-45deg) translate(1px,-1px); }
.line-icon-spark::before { width: 12px; height: 12px; background: currentColor; clip-path: polygon(50% 0,61% 38%,100% 50%,61% 62%,50% 100%,39% 62%,0 50%,39% 38%); }
.line-icon-chat::before { width: 14px; height: 10px; border: 1.8px solid currentColor; border-radius: 5px; }
.line-icon-chat::after { width: 5px; height: 5px; left: 10px; bottom: 8px; border-left: 1.8px solid currentColor; transform: skew(-28deg); }
.line-icon-source::before { width: 13px; height: 16px; border: 1.8px solid currentColor; border-radius: 3px; }
.line-icon-source::after { width: 7px; height: 1.5px; background: currentColor; box-shadow: 0 4px 0 currentColor; }
.line-icon-loop::before { width: 15px; height: 15px; border: 1.8px solid currentColor; border-right-color: transparent; border-radius: 50%; }
.line-icon-loop::after { width: 5px; height: 5px; top: 8px; right: 7px; border-top: 1.8px solid currentColor; border-right: 1.8px solid currentColor; transform: rotate(35deg); }
.line-icon-shield::before { width: 14px; height: 16px; border: 1.8px solid currentColor; border-radius: 8px 8px 9px 9px; clip-path: polygon(50% 0,100% 16%,100% 60%,50% 100%,0 60%,0 16%); }
.line-icon-key::before { width: 9px; height: 9px; border: 1.8px solid currentColor; border-radius: 50%; transform: translate(-4px,-2px); }
.line-icon-key::after { width: 11px; height: 1.8px; background: currentColor; transform: translate(5px,4px) rotate(-40deg); box-shadow: 3px 3px 0 -0.3px currentColor; }
.line-icon-devices::before { width: 16px; height: 11px; border: 1.6px solid currentColor; border-radius: 3px; transform: translate(-2px,-2px); }
.line-icon-devices::after { width: 7px; height: 12px; right: 5px; bottom: 5px; border: 1.6px solid currentColor; border-radius: 3px; background: var(--accent-soft); }
.line-icon-refresh::before { width: 15px; height: 15px; border: 1.8px solid currentColor; border-left-color: transparent; border-radius: 50%; }
.line-icon-refresh::after { width: 5px; height: 5px; top: 7px; left: 7px; border-top: 1.8px solid currentColor; border-left: 1.8px solid currentColor; transform: rotate(-30deg); }
.line-icon-practice::before { width: 14px; height: 15px; border: 1.8px solid currentColor; border-radius: 3px; }
.line-icon-practice::after { width: 7px; height: 1.8px; background: currentColor; box-shadow: 0 4px 0 currentColor; }
.line-icon-timer::before { width: 14px; height: 14px; border: 1.8px solid currentColor; border-radius: 50%; }
.line-icon-timer::after { width: 1.8px; height: 6px; top: 8px; background: currentColor; transform-origin: bottom; transform: rotate(-35deg); }

.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .85rem;
  padding: .8rem;
  border: 1px solid rgba(255,255,255,.88);
  border-radius: 26px;
  background: rgba(255,255,255,.55);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.feature-item { display: grid; grid-template-columns: auto minmax(0,1fr); gap: .85rem; padding: 1.1rem; border-radius: 19px; }
.feature-item:hover { background: rgba(255,255,255,.72); }
.feature-item:nth-child(2) .line-icon { color: var(--teal); background: var(--teal-soft); }
.feature-item:nth-child(3) .line-icon { color: var(--orange); background: #f9eee8; }
.feature-item h3 { margin: .12rem 0 .32rem; font-size: .98rem; letter-spacing: -.015em; }
.feature-item p { margin: 0; color: var(--muted); font-size: .77rem; line-height: 1.62; }

.content-page { display: grid; gap: 2rem; }
.page-intro { max-width: 760px; margin: 0 auto; text-align: center; }
.page-intro .lead { max-width: 650px; margin-right: auto; margin-left: auto; }
.compact-intro { max-width: 680px; }
.panel {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(1.35rem, 3vw, 2.2rem);
  border: 1px solid rgba(255,255,255,.92);
  border-radius: 26px;
  background: rgba(255,255,255,.84);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
#app-main > .panel { margin-right: auto; margin-left: auto; }
.panel + .panel { margin-top: 1rem; }
.panel-header { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1.45rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.question-number { color: var(--muted-strong); font-size: .8rem; font-weight: 760; }
.module-tag { display: inline-flex; align-items: center; max-width: 100%; padding: .35rem .68rem; border-radius: 999px; color: var(--accent-strong); background: var(--accent-soft); font-size: .66rem; font-weight: 730; text-transform: uppercase; }
.question-stem { margin: 0; color: var(--text-strong); font-size: clamp(1.07rem, 1.7vw, 1.24rem); line-height: 1.75; white-space: pre-wrap; }
.option-list { display: grid; gap: .72rem; margin: 1.55rem 0; }
.option {
  min-height: 58px;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  align-items: center;
  gap: .75rem;
  padding: .78rem .9rem;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(255,255,255,.74);
  cursor: pointer;
  transition: border-color .16s ease, background .16s ease, transform .16s ease, box-shadow .16s ease;
}
.option:hover { border-color: rgba(91,99,211,.36); background: #fff; box-shadow: 0 8px 18px rgba(31,31,29,.05); transform: translateY(-1px); }
.option input { width: 19px; height: 19px; accent-color: var(--accent); }
.option span { color: var(--text); font-size: .92rem; line-height: 1.6; }
.feedback {
  margin-top: 1.15rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(45,125,101,.20);
  border-radius: 15px;
  color: #245f4e;
  background: #edf7f3;
  line-height: 1.7;
}
.feedback.error { color: #873b40; border-color: rgba(185,75,82,.20); background: #fbefef; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem; margin-top: 1.6rem; }

.activation-page { gap: 2.25rem; }
.activation-intro { max-width: 690px; }
.activation-shell { width: 100%; max-width: 720px; display: grid; gap: 1rem; margin: 0 auto; }
.activation-card { max-width: none; padding: clamp(1.5rem, 4vw, 2.5rem); border-radius: 30px; }
.activation-badge { display: inline-flex; align-items: center; gap: .55rem; margin-bottom: 1.3rem; color: var(--accent-strong); font-size: .75rem; font-weight: 720; }
.activation-badge .line-icon { width: 30px; height: 30px; flex-basis: 30px; border-radius: 10px; }
.activation-card h3 { margin-bottom: .65rem; font-size: 1.55rem; }
.activation-description { max-width: 540px; margin: 0 0 1.45rem; color: var(--muted); font-size: .9rem; line-height: 1.65; }
.form-stack { display: grid; gap: 1rem; }
.activation-form { max-width: none; }
label.field { display: grid; gap: .5rem; color: var(--text); font-size: .82rem; font-weight: 690; }
input, select, textarea {
  width: 100%;
  min-height: 54px;
  padding: .82rem .92rem;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  color: var(--text-strong);
  background: rgba(255,255,255,.88);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
  transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
input::placeholder, textarea::placeholder { color: #9a9b96; }
input:focus, select:focus, textarea:focus { outline: 0; border-color: rgba(91,99,211,.58); background: #fff; box-shadow: 0 0 0 4px rgba(91,99,211,.10); }
textarea { min-height: 190px; resize: vertical; line-height: 1.72; }
.field-note { margin: .8rem 0 0; color: var(--muted); font-size: .74rem; line-height: 1.58; }
.activation-form .primary-button { width: 100%; }
.privacy-note { text-align: center; }
.trust-list { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: .7rem; }
.trust-item { display: grid; grid-template-columns: auto minmax(0,1fr); gap: .65rem; padding: .9rem; border: 1px solid rgba(255,255,255,.85); border-radius: 17px; background: rgba(255,255,255,.55); }
.trust-item .line-icon { width: 31px; height: 31px; flex-basis: 31px; border-radius: 10px; }
.trust-item strong { display: block; margin: .05rem 0 .25rem; color: var(--text-strong); font-size: .75rem; }
.trust-item span { display: block; color: var(--muted); font-size: .67rem; line-height: 1.5; }

.dashboard-page { gap: 1.5rem; }
.dashboard-intro { max-width: 720px; }
.course-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.2rem 1.35rem;
  border: 1px solid rgba(255,255,255,.86);
  border-radius: 22px;
  background: rgba(255,255,255,.62);
  box-shadow: var(--shadow-soft);
}
.summary-label { display: block; margin-bottom: .32rem; color: var(--muted); font-size: .67rem; font-weight: 700; }
.course-summary strong { color: var(--text-strong); font-size: .98rem; }
.course-summary p { margin: .3rem 0 0; color: var(--muted); font-size: .75rem; }
.summary-status { min-width: 112px; padding: .72rem .85rem; border-radius: 15px; background: var(--teal-soft); text-align: right; }
.summary-status span { display: block; color: #4b756e; font-size: .63rem; }
.summary-status strong { display: block; margin-top: .25rem; color: #22675e; font-size: .82rem; }
.dashboard-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: .95rem; }
.dashboard-card {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  border: 1px solid rgba(255,255,255,.90);
  border-radius: 24px;
  background: rgba(255,255,255,.72);
  box-shadow: var(--shadow-soft);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.dashboard-card:hover { transform: translateY(-3px); background: #fff; box-shadow: var(--shadow-card); }
.card-topline { display: flex; align-items: center; justify-content: space-between; }
.dashboard-card:nth-child(2) .line-icon { color: var(--teal); background: var(--teal-soft); }
.dashboard-card:nth-child(3) .line-icon { color: var(--orange); background: #f9eee8; }
.dashboard-card .index { color: #aaaba6; font-size: .68rem; font-weight: 740; }
.dashboard-card h3 { margin: 1.2rem 0 .55rem; font-size: 1.3rem; }
.dashboard-card p { margin: 0; color: var(--muted); font-size: .82rem; line-height: 1.65; }
.card-footer { display: flex; align-items: center; justify-content: space-between; gap: .8rem; margin-top: auto; padding-top: 1.2rem; }
.card-footer > span { color: var(--muted); font-size: .68rem; }
.card-button { min-height: 42px; padding: .6rem .82rem; color: var(--text-strong); border-color: var(--line); background: #fff; box-shadow: none; font-size: .76rem; }
.card-button:hover { box-shadow: 0 8px 18px rgba(31,31,29,.08); }

.interview-card { display: grid; gap: 1rem; }
.interview-prompt { display: grid; grid-template-columns: auto minmax(0,1fr); gap: .8rem; padding: 1rem; border-radius: 17px; background: var(--surface-soft); }
.interview-prompt strong { display: block; margin: .08rem 0 .28rem; font-size: .82rem; }
.interview-prompt p { margin: 0; color: var(--muted); font-size: .77rem; line-height: 1.55; }
.interview-feedback:not(:empty) { padding: 1rem; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.72); }
.interview-feedback h3 { font-size: 1rem; }
.interview-feedback ul { margin: .7rem 0 0; padding-left: 1.2rem; color: var(--muted-strong); line-height: 1.7; }

.exam-start-card { display: grid; gap: 1rem; max-width: 720px; }
.exam-details { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: .7rem; margin: .35rem 0 .6rem; }
.exam-details > div { padding: .9rem; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.68); }
.exam-details span { display: block; margin-bottom: .32rem; color: var(--muted); font-size: .66rem; }
.exam-details strong { color: var(--text-strong); font-size: .82rem; }
.exam-start-card .primary-button { justify-self: start; }

.report-card { max-width: 760px; }
.report-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.report-status { min-width: 118px; padding: .8rem .9rem; border-radius: 16px; background: var(--accent-soft); text-align: right; }
.report-status span { display: block; color: #6a6eaa; font-size: .64rem; }
.report-status strong { display: block; margin-top: .28rem; color: var(--accent-strong); font-size: .86rem; }
.report-insight { margin-top: 1rem; padding: 1rem 1.05rem; border-radius: 17px; background: var(--surface-soft); }
.report-insight p { margin: .35rem 0 0; color: var(--muted-strong); font-size: .85rem; line-height: 1.65; }
.feedback strong { color: inherit; }

.timer { display: inline-flex; align-items: center; gap: .5rem; padding: .48rem .7rem; border-radius: 999px; color: #fff; background: var(--text-strong); font-size: .78rem; font-variant-numeric: tabular-nums; }
.timer::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #a9efc9; animation: pulse 1.3s infinite; }
@keyframes pulse { 50% { opacity: .4; } }
.score-hero { display: flex; align-items: baseline; gap: .7rem; margin: 1.2rem 0 1.4rem; }
.score-hero strong { color: var(--accent-strong); font-size: clamp(4.5rem, 10vw, 7.2rem); font-weight: 720; line-height: .9; letter-spacing: -.07em; }
.score-hero span { color: var(--muted); font-size: .85rem; }
.metric-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: .72rem; }
.metric { padding: 1rem; border: 1px solid var(--line); border-radius: 17px; background: rgba(255,255,255,.70); }
.metric strong { display: block; margin-bottom: .3rem; color: var(--text-strong); font-size: 1.5rem; }
.metric span { color: var(--muted); font-size: .72rem; }

.message-dock { position: fixed; z-index: 80; right: 1rem; bottom: 1rem; max-width: min(430px, calc(100vw - 2rem)); padding: 0; }
.message-dock:not(:empty) { padding: .9rem 1rem; border: 1px solid rgba(255,255,255,.20); border-radius: 16px; color: #fff; background: rgba(138,48,55,.95); box-shadow: var(--shadow-card); backdrop-filter: blur(14px); }
footer { padding: 0 1.25rem 1.5rem; }
.footer-inner { max-width: 1180px; display: flex; justify-content: space-between; gap: 1rem; margin: 0 auto; padding-top: 1.2rem; border-top: 1px solid var(--line); color: #8b8c86; font-size: .67rem; line-height: 1.55; }
.footer-inner p { margin: 0; }

.reveal { animation: reveal .42s cubic-bezier(.2,.8,.2,1) both; }
@keyframes reveal { from { opacity: 0; transform: translateY(12px); } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

@media (max-width: 980px) {
  .header-inner { grid-template-columns: auto 1fr; }
  .main-nav { justify-self: end; }
  .header-actions { grid-column: 1 / -1; display: none; }
  .hero-section { min-height: auto; grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-copy { max-width: 760px; padding-top: 1.5rem; }
  .product-preview { width: min(100%, 680px); justify-self: center; transform: none; }
  .feature-strip { grid-template-columns: 1fr; }
  .feature-item { padding: .95rem; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .dashboard-card { min-height: 210px; }
}

@media (max-width: 680px) {
  .page-glow-one { width: 24rem; height: 24rem; }
  .site-header { padding: .58rem .8rem; }
  .header-inner { min-height: 48px; grid-template-columns: auto minmax(0,1fr); gap: .65rem; }
  .brand { gap: .55rem; }
  .brand-mark { width: 36px; height: 36px; flex-basis: 36px; border-radius: 12px; }
  .brand-copy small { display: none; }
  .brand-copy b { font-size: .93rem; }
  .main-nav { max-width: 100%; justify-self: end; overflow-x: auto; padding: .2rem; border-radius: 18px; scrollbar-width: none; }
  .main-nav::-webkit-scrollbar { display: none; }
  .main-nav a { min-height: 34px; padding: .4rem .62rem; font-size: .72rem; }
  #app-main { width: 100%; max-width: none; padding: 2rem 1rem 4rem; }
  h1 { font-size: 2.25rem; line-height: 1.10; letter-spacing: -.042em; }
  h2 { font-size: 1.85rem; }
  .lead { font-size: .94rem; line-height: 1.72; }
  .home-page { gap: 2.4rem; }
  .hero-section { gap: 1.9rem; }
  .hero-copy { padding-top: .6rem; }
  .hero-actions { display: grid; grid-template-columns: 1fr; gap: .6rem; margin-top: 1.35rem; }
  .hero-actions .button { width: 100%; }
  .hero-proof { display: grid; grid-template-columns: 1fr; gap: .55rem; margin-top: 1.1rem; }
  .product-preview { border-radius: 24px; }
  .preview-toolbar { min-height: 44px; }
  .preview-body { padding: 1rem; }
  .preview-heading h3 { font-size: 1.15rem; }
  .progress-ring { width: 54px; height: 54px; flex-basis: 54px; box-shadow: inset 0 0 0 7px #fff; }
  .preview-task { min-height: 58px; }
  .feature-strip { padding: .5rem; border-radius: 22px; }
  .feature-item { border-radius: 16px; }
  .page-intro { text-align: left; }
  .page-intro .lead { margin-left: 0; }
  .panel { padding: 1.15rem; border-radius: 22px; }
  .panel-header { display: block; }
  .module-tag { margin-top: .55rem; }
  .actions { display: grid; gap: .6rem; }
  .actions .button, .actions button { width: 100%; }
  .activation-page { gap: 1.5rem; }
  .activation-card { padding: 1.25rem; border-radius: 24px; }
  .trust-list { grid-template-columns: 1fr; }
  .trust-item { min-height: 70px; }
  .course-summary { display: block; padding: 1rem; }
  .summary-status { margin-top: .8rem; text-align: left; }
  .dashboard-card { min-height: 196px; padding: 1.1rem; border-radius: 21px; }
  .question-stem { font-size: 1.02rem; }
  .option { padding: .75rem .8rem; border-radius: 14px; }
  .metric-grid, .exam-details { grid-template-columns: 1fr; }
  .exam-start-card .primary-button { width: 100%; }
  .report-top { display: block; }
  .report-status { margin-top: .75rem; text-align: left; }
  .score-hero strong { font-size: 4.7rem; }
  footer { padding: 0 1rem 1rem; }
  .footer-inner { display: block; }
  .footer-inner p + p { margin-top: .4rem; }
}