@charset "UTF-8";
:root {
  --paper: #f6f5f1;
  --white: #fff;
  --ink: #242824;
  --muted: #81847c;
  --line: #e3e5dd;
  --orange: #ef6339;
  --orange-light: #fff0e8;
  --green: #506b50;
  --green-light: #edf3e9;
  --radius: 14px;
  --font: "Microsoft YaHei", "PingFang SC", sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 14px/1.7 var(--font);
}
button,
input,
select,
textarea {
  font: inherit;
}
button,
a,
input,
select,
textarea {
  -webkit-tap-highlight-color: transparent;
}
button,
a {
  touch-action: manipulation;
}
button {
  cursor: pointer;
}
button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  color: inherit;
}
h1,
h2,
h3,
h4,
p {
  margin: 0;
}
h1,
h2,
h3 {
  line-height: 1.3;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid #ef633980;
  outline-offset: 3px;
}
[hidden] {
  display: none !important;
}
.demo-bar {
  background: #e9ece2;
  min-height: 35px;
  padding: 5px 4%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: #59604f;
  gap: 12px;
}
.demo-bar > span {
  display: flex;
  align-items: center;
  gap: 7px;
}
.demo-bar i,
.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
  background: #7b9567;
}
.demo-bar > div {
  display: flex;
  align-items: center;
  gap: 12px;
}
.demo-bar select {
  background: transparent;
  border: 0;
  color: #3f5140;
  font-size: 11px;
}
.text-button {
  border: 0;
  background: none;
  font-size: inherit;
  padding: 0;
}
header {
  height: 85px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  background: var(--paper);
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  letter-spacing: 1px;
  font-weight: 800;
}
.brand-mark {
  display: inline-grid;
  place-items: center;
  background: var(--orange);
  color: white;
  letter-spacing: -3px;
  padding-right: 3px;
  width: 39px;
  height: 39px;
  border-radius: 10px;
  font-size: 23px;
  font-family: Georgia, serif;
  font-style: italic;
}
nav {
  display: flex;
  align-self: stretch;
  gap: 40px;
  align-items: center;
}
nav a {
  position: relative;
  color: #85877f;
  height: 100%;
  display: flex;
  align-items: center;
  font-size: 14px;
}
nav a.active {
  color: var(--ink);
  font-weight: 700;
}
nav a.active:after {
  content: "";
  position: absolute;
  bottom: 17px;
  height: 3px;
  left: 35%;
  right: 35%;
  background: var(--orange);
  border-radius: 4px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}
.avatar {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: #e7eadf;
  color: #637456;
  border-radius: 50%;
  font-weight: 700;
}
.user {
  display: flex;
  gap: 9px;
  align-items: center;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  border: 1px solid var(--orange);
  background: var(--orange);
  color: white;
  padding: 12px 23px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  transition:
    transform 0.2s,
    background 0.2s;
  white-space: nowrap;
}
.btn:hover {
  background: #d95029;
  transform: translateY(-1px);
}
.btn.secondary {
  color: var(--ink);
  border: 1px solid var(--line);
  background: transparent;
}
.btn.secondary:hover {
  background: #ebede6;
}
.btn.dark {
  background: var(--ink);
  border-color: var(--ink);
}
.btn.small {
  padding: 8px 14px;
  font-size: 12px;
}
.btn.ghost {
  background: transparent;
  color: var(--orange);
  border-color: transparent;
}
.link {
  color: var(--orange);
  background: none;
  border: 0;
  padding: 0;
  font-weight: 600;
  font-size: 12px;
}
.container {
  max-width: 1280px;
  margin: auto;
  padding: 0 52px;
}
.announcement {
  background: #eeeee5;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: #6e715f;
  font-size: 11px;
  padding: 8px 44px;
  position: relative;
}
.announcement button {
  border: 0;
  background: none;
  position: absolute;
  right: 5%;
  font-size: 18px;
  color: var(--muted);
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  padding: 4px 9px;
  border-radius: 5px;
  background: var(--green-light);
  color: var(--green);
  white-space: nowrap;
}
.pill.orange {
  background: var(--orange-light);
  color: var(--orange);
}
.pill.gray {
  background: #f0f1ec;
  color: #777c72;
}
.eyebrow {
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 2.5px;
  color: var(--muted);
  font-weight: 600;
}
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-top: 60px;
  padding-bottom: 55px;
}
.hero h1 {
  font-size: 54px;
  letter-spacing: -2px;
  font-weight: 800;
  line-height: 1.28;
  margin: 20px 0;
}
.hero h1 em {
  font-style: normal;
  color: var(--orange);
}
.hero-copy > p {
  color: var(--muted);
  line-height: 2;
  font-size: 13px;
  max-width: 380px;
}
.hero-buttons {
  display: flex;
  gap: 12px;
  margin-top: 28px;
}
.hero-trust {
  display: flex;
  gap: 18px;
  align-items: center;
  margin-top: 30px;
  color: #7d8376;
  font-size: 10px;
}
.hero-trust .faces {
  display: flex;
  padding-left: 0;
}
.faces span {
  margin-right: -7px;
  border: 2px solid var(--paper);
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #e7d2ba;
  color: #665b4d;
  font-size: 9px;
}
.faces span:nth-child(2) {
  background: #ced8c8;
}
.faces span:nth-child(3) {
  background: #d8d7e4;
}
.hero-art {
  position: relative;
  padding: 12px 12px 28px 0;
}
.cinema {
  background: #232b28;
  border-radius: 16px;
  padding: 17px;
  box-shadow: 0 24px 35px #1b2c1a12;
  transform: rotate(-2deg);
  position: relative;
}
.cinema-top {
  color: #aeb8a8;
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  letter-spacing: 2px;
  margin-bottom: 13px;
}
.scene {
  position: relative;
  overflow: hidden;
  background: #c5d0ba;
  height: 255px;
  border-radius: 8px;
}
.scene:before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent 0 63px, #ffffff0b 63px 64px),
    linear-gradient(160deg, transparent 35%, #243a2866);
  z-index: 2;
}
.scene .sun {
  width: 105px;
  height: 105px;
  background: #f1e3b8;
  position: absolute;
  top: 32px;
  right: 69px;
  border-radius: 50%;
}
.mountain {
  position: absolute;
  width: 330px;
  height: 220px;
  background: #7c917c;
  transform: rotate(40deg);
  top: 135px;
  left: -50px;
  border-radius: 20px;
}
.mountain.two {
  left: 195px;
  top: 125px;
  background: #536f5d;
  transform: rotate(55deg);
}
.scene .path {
  width: 60px;
  height: 260px;
  background: #c9bc95;
  transform: rotate(35deg);
  position: absolute;
  left: 46%;
  top: 90px;
}
.person {
  position: absolute;
  bottom: 24px;
  left: 48%;
  width: 23px;
  height: 56px;
  background: #333d31;
  border-radius: 10px 10px 3px 3px;
  z-index: 3;
  transform: rotate(-6deg);
}
.person:before {
  content: "";
  width: 17px;
  height: 17px;
  background: #333d31;
  position: absolute;
  top: -19px;
  left: 3px;
  border-radius: 50%;
}
.scene-label {
  position: absolute;
  bottom: 17px;
  left: 18px;
  color: #fff;
  font:
    italic 22px Georgia,
    serif;
  z-index: 4;
}
.cinema-bottom {
  display: flex;
  justify-content: space-between;
  color: #b2baad;
  font-size: 9px;
  margin-top: 12px;
}
.floating-note {
  position: absolute;
  bottom: 2px;
  right: -16px;
  background: #fff;
  padding: 14px 19px;
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px #00000007;
  border-radius: 9px;
  transform: rotate(3deg);
  font-size: 11px;
  z-index: 5;
}
.floating-note strong {
  display: block;
  color: var(--green);
  font-size: 16px;
}
.section {
  padding-top: 46px;
  padding-bottom: 46px;
  border-top: 1px solid var(--line);
}
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 20px;
}
.section-head h2 {
  font-size: 25px;
  letter-spacing: -0.8px;
  margin-top: 7px;
}
.section-head p {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}
.arrow-button {
  border: 1px solid var(--line);
  background: transparent;
  width: 31px;
  height: 31px;
  border-radius: 50%;
  margin-left: 7px;
}
.case-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.case-card {
  display: block;
  text-align: left;
  padding: 0;
  background: none;
  border: 0;
  width: 100%;
}
.poster {
  height: 175px;
  border-radius: 9px;
  position: relative;
  overflow: hidden;
  background: #263c3c;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #e8dfba;
  transition: transform 0.3s;
}
.case-card:hover .poster {
  transform: translateY(-4px);
}
.poster:before {
  content: "";
  width: 85px;
  height: 85px;
  border: 1px solid #ffffff44;
  border-radius: 50%;
  position: absolute;
  box-shadow:
    0 0 0 20px #ffffff09,
    0 0 0 40px #ffffff07;
}
.poster:after {
  content: "";
  position: absolute;
  height: 160px;
  width: 220px;
  background: #ffffff10;
  transform: rotate(-30deg);
  bottom: -100px;
}
.poster.c2 {
  background: #cfb796;
  color: #393d31;
}
.poster.c3 {
  background: #5e656c;
  color: #f5f1df;
}
.poster.c4 {
  background: #a46a4d;
  color: #f5e9d9;
}
.poster .poster-title {
  font-size: 29px;
  letter-spacing: 5px;
  z-index: 1;
  font-family: "SimSun", serif;
  writing-mode: vertical-rl;
}
.poster small {
  position: absolute;
  left: 12px;
  bottom: 10px;
  font-size: 8px;
  letter-spacing: 2px;
}
.poster .play {
  position: absolute;
  right: 12px;
  bottom: 12px;
  border: 1px solid #ffffff55;
  border-radius: 50%;
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  font-size: 9px;
}
.case-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 13px;
}
.case-info h3 {
  font-size: 13px;
}
.case-card p {
  font-size: 10px;
  color: var(--muted);
  margin-top: 4px;
}
.learn-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.learn-card {
  padding: 23px 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
}
.learn-card .num {
  font:
    italic 28px Georgia,
    serif;
  color: #c3c7ba;
}
.learn-card h3 {
  margin: 17px 0 10px;
  font-size: 14px;
}
.learn-card p {
  font-size: 11px;
  color: var(--muted);
}
.teacher-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #e9ede3;
  padding: 23px 27px;
  border-radius: 11px;
  margin-top: 20px;
  gap: 22px;
}
.teacher-strip h3 {
  font-size: 15px;
}
.teacher-strip p {
  font-size: 11px;
  color: #7c8575;
  margin-top: 5px;
}
.teacher-badge {
  background: #d5decb;
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-family: serif;
  font-size: 24px;
  color: #6f7f63;
}
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.plan {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 25px;
  background: var(--white);
  position: relative;
}
.plan.selected {
  border-color: var(--orange);
  box-shadow: inset 0 3px var(--orange);
}
.plan .recommended {
  position: absolute;
  right: 20px;
  top: 18px;
  color: var(--orange);
  font-size: 10px;
}
.plan h3 {
  font-size: 17px;
}
.plan p {
  font-size: 11px;
  color: var(--muted);
  margin: 9px 0;
}
.price {
  font:
    36px Georgia,
    serif;
  letter-spacing: -1px;
  margin: 20px 0;
}
.price small {
  font: 11px var(--font);
  color: var(--muted);
  margin-left: 5px;
}
.plan ul {
  list-style: none;
  padding: 0;
  margin: 0 0 23px;
  font-size: 11px;
  line-height: 2.4;
  color: #666e61;
}
.plan li:before {
  content: "✓";
  color: var(--green);
  margin-right: 9px;
}
.plan button {
  width: 100%;
}
.enroll-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}
.enroll-grid h2 {
  font-size: 32px;
  margin-top: 10px;
}
.enroll-grid p {
  font-size: 12px;
  color: var(--muted);
  margin-top: 16px;
}
.form-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 25px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
label.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: 12px;
  margin-bottom: 16px;
}
input,
select,
textarea {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 6px;
  padding: 10px 12px;
  min-width: 0;
  color: var(--ink);
  max-width: 100%;
}
input[type="radio"],
input[type="checkbox"] {
  accent-color: var(--orange);
}
textarea {
  min-height: 92px;
  resize: vertical;
  width: 100%;
}
.radios {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 12px;
  margin: 12px 0;
}
.radios label {
  display: flex;
  align-items: center;
  gap: 7px;
}
.help {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.8;
}
.form-card .btn {
  width: 100%;
  margin-top: 15px;
}
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
}
.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 17px 0;
}
.faq-list summary {
  cursor: pointer;
  font-size: 13px;
}
.faq-list details p {
  color: var(--muted);
  font-size: 12px;
  margin-top: 12px;
}
.workspace {
  max-width: 1440px;
  margin: auto;
  display: grid;
  grid-template-columns: 214px 1fr;
  min-height: 720px;
}
.sidebar {
  padding: 33px 23px;
  border-right: 1px solid var(--line);
}
.sidebar .eyebrow {
  font-size: 9px;
  margin-bottom: 22px;
}
.sidebar button {
  display: flex;
  gap: 12px;
  align-items: center;
  width: 100%;
  background: none;
  border: 0;
  text-align: left;
  padding: 12px 15px;
  margin-bottom: 6px;
  color: #858a7c;
  font-size: 12px;
  border-radius: 7px;
}
.sidebar button.active {
  color: var(--orange);
  background: #f0e9df;
  font-weight: 700;
}
.sidebar-bottom {
  margin-top: 95px;
  padding: 17px 12px;
  border-top: 1px solid var(--line);
  font-size: 10px;
  color: var(--muted);
}
.workspace-main {
  padding: 35px 38px;
  min-width: 0;
}
.page-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 18px;
}
.page-title h1 {
  font-size: 27px;
  letter-spacing: -1px;
  margin-top: 8px;
}
.page-title p {
  font-size: 11px;
  color: var(--muted);
  margin-top: 9px;
}
.page-title .date {
  font:
    12px Georgia,
    serif;
  color: var(--muted);
  letter-spacing: 1px;
}
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
  margin-bottom: 25px;
}
.stat {
  background: white;
  border: 1px solid var(--line);
  padding: 18px 21px;
  border-radius: 10px;
}
.stat span {
  display: block;
  color: var(--muted);
  font-size: 10px;
}
.stat strong {
  font:
    29px Georgia,
    serif;
  display: block;
  margin: 6px 0;
}
.stat small {
  font-size: 9px;
  color: #87937a;
}
.panel {
  background: white;
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 23px;
  margin-bottom: 20px;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}
.panel-head h2 {
  font-size: 15px;
}
.panel-head .help {
  margin-top: 5px;
}
.two-col {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: 22px;
}
.lesson-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  background: #e8eddf;
  border: 1px solid #dae0ce;
  padding: 24px;
  border-radius: 11px;
  margin-bottom: 23px;
}
.lesson-banner h2 {
  font-size: 18px;
  margin: 7px 0;
}
.lesson-banner p {
  color: #79836e;
  font-size: 11px;
}
.lesson {
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid #eff0ea;
  padding: 17px 0;
}
.lesson:last-child {
  border-bottom: 0;
}
.date-block {
  background: #f4f4ef;
  border-radius: 7px;
  text-align: center;
  padding: 7px;
  width: 48px;
  flex-shrink: 0;
}
.date-block strong {
  font:
    23px Georgia,
    serif;
  display: block;
  line-height: 1.2;
}
.date-block small {
  font-size: 8px;
  color: var(--muted);
}
.lesson-text {
  flex: 1;
}
.lesson h3 {
  font-size: 12px;
  margin-bottom: 4px;
}
.lesson p {
  font-size: 10px;
  color: var(--muted);
}
.assignment {
  padding: 16px 0;
  border-bottom: 1px solid #eff0ea;
  display: flex;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
}
.assignment:last-child {
  border-bottom: 0;
}
.assignment h3 {
  font-size: 12px;
}
.assignment p {
  color: var(--muted);
  font-size: 10px;
  margin-top: 5px;
}
.grade {
  display: flex;
  gap: 17px;
  align-items: center;
  margin: 10px 0 23px;
}
.grade-letter {
  font:
    52px Georgia,
    serif;
  color: var(--green);
  background: var(--green-light);
  border-radius: 11px;
  width: 78px;
  height: 84px;
  display: grid;
  place-items: center;
}
.grade strong {
  font-size: 13px;
}
.grade p {
  font-size: 10px;
  color: var(--muted);
  margin-top: 5px;
}
.score-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 13px 0;
  font-size: 10px;
}
.score-row > span {
  width: 42px;
  color: var(--muted);
}
.score-track {
  height: 5px;
  flex: 1;
  background: #f0f1eb;
  border-radius: 3px;
  overflow: hidden;
}
.score-track i {
  display: block;
  height: 100%;
  background: #8d9e7d;
  border-radius: 3px;
}
.score-row b {
  width: 24px;
  text-align: right;
  color: var(--green);
  font-weight: 500;
}
.panel-bottom {
  border-top: 1px solid var(--line);
  margin-top: 20px;
  padding-top: 17px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.progress-track {
  height: 5px;
  background: #e9ece1;
  border-radius: 4px;
  margin: 13px 0;
}
.progress-track i {
  display: block;
  width: 38%;
  height: 100%;
  background: var(--orange);
  border-radius: 4px;
}
.notice {
  background: #fff7ed;
  padding: 13px 17px;
  border-radius: 7px;
  color: #a07c49;
  font-size: 11px;
  margin-bottom: 20px;
}
.table-wrap {
  overflow: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  white-space: nowrap;
  font-size: 11px;
}
th {
  font-weight: 500;
  color: var(--muted);
  text-align: left;
  background: #f7f8f3;
  padding: 12px 14px;
}
td {
  border-bottom: 1px solid #eff0ea;
  padding: 16px 14px;
}
td strong {
  font-size: 12px;
}
td .link {
  margin-right: 12px;
}
td small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  margin-top: 4px;
}
.filters {
  display: flex;
  align-items: center;
  gap: 12px;
  background: white;
  border: 1px solid var(--line);
  padding: 17px;
  border-radius: 10px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.filters input {
  flex: 1;
  min-width: 160px;
}
.filters select {
  font-size: 11px;
  min-width: 112px;
}
.market {
  padding-top: 35px;
  padding-bottom: 55px;
}
.market .page-title {
  margin-bottom: 26px;
}
.market-banner {
  background: #e9ede2;
  padding: 24px 28px;
  border-radius: 11px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.market-banner h2 {
  font-size: 18px;
  margin-top: 6px;
}
.market-banner p {
  font-size: 11px;
  color: #7a826e;
  margin-top: 7px;
}
.task-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.task-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 11px;
  overflow: hidden;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.task-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 18px #1a2e1a08;
}
.task-art {
  height: 124px;
  background: #dce4d5;
  position: relative;
  padding: 15px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  overflow: hidden;
}
.task-art:before {
  content: "";
  position: absolute;
  width: 110px;
  height: 110px;
  border: 1px solid #ffffff70;
  border-radius: 50%;
  right: -10px;
  top: 20px;
  box-shadow: 0 0 0 20px #ffffff20;
}
.task-art .art-title {
  font:
    24px "SimSun",
    serif;
  letter-spacing: 4px;
  color: #53624c;
  z-index: 1;
}
.task-art .art-index {
  font:
    italic 65px Georgia,
    serif;
  color: #ffffff65;
  position: absolute;
  bottom: -22px;
  right: 40px;
}
.task-art.t1 {
  background: #e9dccb;
}
.task-art.t1 .art-title {
  color: #8d755b;
}
.task-art.t2 {
  background: #dadfe6;
}
.task-art.t2 .art-title {
  color: #65707b;
}
.task-content {
  padding: 20px;
}
.task-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.task-content h3 {
  font-size: 14px;
  margin-bottom: 8px;
}
.task-content > p {
  color: var(--muted);
  font-size: 11px;
  min-height: 38px;
}
.task-price {
  font:
    23px Georgia,
    serif;
  color: var(--orange);
  margin: 20px 0 12px;
}
.task-price small {
  font: 10px var(--font);
  color: var(--muted);
  margin-left: 8px;
}
.task-foot {
  border-top: 1px solid var(--line);
  padding-top: 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 10px;
  color: var(--muted);
}
.tabs {
  display: flex;
  gap: 24px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
.tabs button {
  background: none;
  border: 0;
  padding: 10px 0;
  color: var(--muted);
  font-size: 12px;
}
.tabs button.active {
  color: var(--orange);
  border-bottom: 2px solid var(--orange);
}
.empty {
  text-align: center;
  padding: 55px 20px;
  color: var(--muted);
}
.empty strong {
  display: block;
  color: #626a5b;
  margin-bottom: 8px;
}
.review-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 22px;
}
.review-item {
  display: block;
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  background: white;
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 10px;
}
.review-item.active {
  border-color: #aab997;
  background: #f4f7ef;
}
.review-item strong {
  display: block;
  font-size: 12px;
}
.review-item small {
  color: var(--muted);
  font-size: 10px;
}
.score-inputs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}
.score-inputs label {
  font-size: 10px;
  color: var(--muted);
}
.score-inputs input {
  width: 100%;
  margin-top: 6px;
}
.review-art {
  height: 150px;
  background: #ebeee5;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: #788369;
  margin-bottom: 16px;
  font-family: serif;
  font-size: 22px;
  letter-spacing: 5px;
}
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
  margin-bottom: 22px;
  gap: 15px;
}
.modal-head h2 {
  font-size: 20px;
}
.modal-head button,
.chat-head button {
  border: 0;
  background: none;
  font-size: 25px;
  color: var(--muted);
}
dialog {
  border: 1px solid var(--line);
  border-radius: 15px;
  width: min(580px, calc(100% - 32px));
  padding: 27px;
  max-height: 85vh;
  overflow: auto;
  color: var(--ink);
  box-shadow: 0 25px 90px #13220e30;
}
dialog::backdrop {
  background: #1c271d55;
  backdrop-filter: blur(4px);
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.detail-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 17px;
  margin: 20px 0;
  background: #f5f6f0;
  padding: 20px;
  border-radius: 8px;
}
.detail-list dt {
  color: var(--muted);
  font-size: 10px;
}
.detail-list dd {
  margin: 5px 0 0;
  font-size: 13px;
  font-weight: 600;
}
.detail-copy h3 {
  font-size: 13px;
  margin: 20px 0 8px;
}
.detail-copy p,
.detail-copy li {
  color: #81877a;
  font-size: 12px;
  line-height: 1.9;
}
.upload-zone {
  border: 1px dashed #bdc8ae;
  border-radius: 8px;
  padding: 23px;
  text-align: center;
  background: #f7f9f3;
  margin: 15px 0;
}
.upload-zone input {
  max-width: 100%;
  font-size: 11px;
  background: transparent;
  border: 0;
}
.chat-fab {
  position: fixed;
  bottom: 27px;
  right: 28px;
  border: 0;
  background: var(--ink);
  color: white;
  border-radius: 30px;
  padding: 13px 18px;
  font-size: 19px;
  box-shadow: 0 5px 20px #0002;
  display: flex;
  gap: 10px;
  align-items: center;
  z-index: 8;
}
.chat-fab span {
  font-size: 11px;
}
.chat-panel {
  position: fixed;
  bottom: 90px;
  right: 28px;
  width: 330px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 13px;
  box-shadow: 0 10px 50px #0002;
  z-index: 12;
  overflow: hidden;
}
.chat-head {
  padding: 15px 19px;
  background: #edf0e7;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.chat-head strong {
  font-size: 13px;
}
.chat-head small {
  display: block;
  color: var(--muted);
  font-size: 9px;
}
.chat-messages {
  height: 220px;
  overflow: auto;
  padding: 18px;
}
.chat-messages p {
  font-size: 12px;
  background: #f2f4ed;
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 12px;
}
.chat-messages p.mine {
  background: var(--orange-light);
  margin-left: 30px;
}
.chat-quick {
  padding: 0 16px;
  display: flex;
  gap: 12px;
}
.chat-quick button {
  background: none;
  border: 0;
  color: var(--green);
  font-size: 10px;
}
.chat-panel form {
  padding: 14px;
  display: flex;
  gap: 8px;
}
.chat-panel input {
  width: 100%;
  font-size: 11px;
}
.chat-panel .btn {
  padding: 8px 12px;
}
#toast {
  position: fixed;
  left: 50%;
  bottom: 35px;
  transform: translate(-50%, 20px);
  background: #293327;
  color: white;
  border-radius: 9px;
  padding: 12px 23px;
  font-size: 12px;
  opacity: 0;
  pointer-events: none;
  transition: 0.2s;
  z-index: 30;
  max-width: 85%;
  text-align: center;
}
#toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}
footer {
  border-top: 1px solid var(--line);
  padding: 30px 5%;
  display: flex;
  gap: 30px;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 10px;
}
footer .brand {
  color: var(--ink);
  font-size: 15px;
}
footer .brand-mark {
  width: 30px;
  height: 30px;
  font-size: 19px;
}
footer small {
  display: block;
  font-size: 9px;
  margin-top: 3px;
}
footer > div {
  display: flex;
  gap: 18px;
  align-items: center;
}
footer button {
  background: none;
  border: 0;
  color: var(--muted);
  font-size: 10px;
  padding: 0;
}
.all-width {
  grid-column: 1/-1;
}
.inline-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.completion {
  font-size: 40px;
  line-height: 1;
  text-align: center;
  color: var(--green);
  margin: 15px 0;
}
.success-copy {
  text-align: center;
  margin: 20px 0;
}
.success-copy h3 {
  font-size: 20px;
  margin: 10px 0;
}
.success-copy p {
  font-size: 12px;
  color: var(--muted);
}
main {
  animation: appear 0.35s ease;
}
@keyframes appear {
  from {
    opacity: 0.4;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@media (min-width: 1500px) {
  .container {
    max-width: 1380px;
  }
  .hero {
    gap: 100px;
  }
  .hero h1 {
    font-size: 62px;
  }
  .scene {
    height: 300px;
  }
  .poster {
    height: 200px;
  }
}
@media (max-width: 1050px) {
  .container {
    padding-left: 28px;
    padding-right: 28px;
  }
  .hero {
    gap: 30px;
  }
  .hero h1 {
    font-size: 43px;
  }
  .hero-art {
    padding-right: 12px;
  }
  .floating-note {
    right: 0;
  }
  .workspace {
    grid-template-columns: 175px 1fr;
  }
  .sidebar {
    padding: 30px 13px;
  }
  .workspace-main {
    padding: 28px 22px;
  }
  .two-col {
    grid-template-columns: 1fr;
  }
  .task-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .enroll-grid,
  .faq-grid {
    gap: 35px;
  }
  .score-inputs {
    grid-template-columns: repeat(3, 1fr);
  }
  .header-actions {
    gap: 10px;
  }
  .hero-trust {
    gap: 10px;
  }
  footer {
    flex-wrap: wrap;
  }
  .case-grid {
    gap: 12px;
  }
}
@media (max-width: 720px) {
  .demo-bar {
    font-size: 9px;
    padding: 7px 14px;
  }
  .demo-note,
  .demo-bar label {
    display: none;
  }
  .demo-bar > div {
    gap: 8px;
  }
  .demo-bar select {
    font-size: 10px;
    max-width: 130px;
  }
  header {
    height: 72px;
    padding: 0 17px;
    gap: 14px;
  }
  .brand {
    font-size: 14px;
    gap: 7px;
    white-space: nowrap;
  }
  .brand-mark {
    height: 31px;
    width: 31px;
    font-size: 20px;
  }
  nav {
    gap: 22px;
  }
  nav a {
    font-size: 12px;
  }
  nav a.active:after {
    bottom: 12px;
  }
  .header-actions .user span:last-child,
  .header-actions > .link,
  .header-actions > .btn {
    display: none;
  }
  .header-actions {
    gap: 0;
  }
  .avatar {
    width: 29px;
    height: 29px;
    font-size: 11px;
  }
  .container {
    padding-left: 20px;
    padding-right: 20px;
  }
  .hero {
    grid-template-columns: 1fr;
    padding-top: 35px;
    padding-bottom: 30px;
    gap: 30px;
  }
  .hero h1 {
    font-size: 43px;
  }
  .hero-copy > p {
    font-size: 12px;
  }
  .hero-art {
    max-width: 450px;
    width: 100%;
    justify-self: center;
  }
  .hero-trust {
    margin-top: 23px;
  }
  .scene {
    height: 210px;
  }
  .announcement {
    font-size: 9px;
    gap: 8px;
    justify-content: start;
    padding-left: 20px;
  }
  .announcement .pill {
    display: none;
  }
  .section {
    padding-top: 32px;
    padding-bottom: 32px;
  }
  .section-head h2 {
    font-size: 22px;
  }
  .section-head p {
    font-size: 10px;
  }
  .case-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 12px;
  }
  .poster {
    height: 165px;
  }
  .learn-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .learn-card {
    padding: 16px;
  }
  .teacher-strip {
    padding: 18px;
    flex-wrap: wrap;
    gap: 13px;
  }
  .plan-grid {
    grid-template-columns: 1fr;
  }
  .plan {
    padding: 22px;
  }
  .plan ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0 20px;
    margin-bottom: 15px;
  }
  .price {
    margin: 14px 0;
  }
  .enroll-grid,
  .faq-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .form-card {
    padding: 18px;
  }
  .form-grid {
    gap: 10px;
  }
  .workspace {
    grid-template-columns: 1fr;
  }
  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 12px 16px;
    display: flex;
    gap: 5px;
    overflow: auto;
  }
  .sidebar .eyebrow,
  .sidebar-bottom {
    display: none;
  }
  .sidebar button {
    white-space: nowrap;
    width: auto;
    font-size: 11px;
    margin: 0;
    padding: 9px 12px;
    flex-shrink: 0;
  }
  .sidebar button span {
    display: none;
  }
  .workspace-main {
    padding: 25px 18px;
  }
  .page-title h1 {
    font-size: 23px;
  }
  .page-title .date {
    display: none;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .stat {
    padding: 15px;
  }
  .lesson-banner {
    padding: 18px;
    align-items: start;
    flex-direction: column;
    gap: 12px;
  }
  .lesson-banner h2 {
    font-size: 16px;
  }
  .panel {
    padding: 18px;
  }
  .lesson {
    gap: 10px;
  }
  .lesson .btn {
    font-size: 10px;
    padding: 7px 9px;
  }
  .lesson h3 {
    font-size: 11px;
  }
  .two-col {
    gap: 0;
  }
  .market {
    padding-top: 26px;
  }
  .market-banner {
    padding: 20px;
    gap: 15px;
    align-items: start;
    flex-direction: column;
  }
  .task-grid {
    grid-template-columns: 1fr;
  }
  .filters {
    gap: 8px;
    padding: 12px;
  }
  .filters input {
    flex-basis: 100%;
  }
  .filters select {
    flex: 1;
    min-width: 100px;
  }
  .review-layout {
    grid-template-columns: 1fr;
  }
  .review-list {
    display: flex;
    gap: 10px;
    overflow: auto;
  }
  .review-item {
    min-width: 175px;
    margin-bottom: 0;
  }
  .score-inputs {
    grid-template-columns: repeat(3, 1fr);
  }
  .panel-head {
    align-items: start;
  }
  .chat-fab {
    right: 16px;
    bottom: 18px;
  }
  .chat-panel {
    right: 12px;
    bottom: 80px;
    width: min(330px, calc(100% - 24px));
  }
  footer {
    padding: 25px 20px;
    gap: 17px;
  }
  footer > div {
    flex-wrap: wrap;
    gap: 12px;
  }
  dialog {
    padding: 21px;
  }
  .detail-list {
    padding: 16px;
    gap: 12px;
  }
  .hero-buttons .btn {
    padding: 11px 18px;
  }
  .task-content > p {
    min-height: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}