:root {
  --navy: #16284f;
  --blue: #2f5195;
  --sky: #58a7d7;
  --pink: #ed86b5;
  --pink-soft: #fbe7f1;
  --sky-soft: #e8f6fc;
  --mint: #e6f6ef;
  --yellow: #fff3c7;
  --ink: #1e2942;
  --muted: #5c6680;
  --line: #dfe5ef;
  --white: #fff;
  --shadow: 0 18px 50px rgba(31, 53, 101, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Poppins", sans-serif;
  line-height: 1.6;
}
button, input, select, textarea { font: inherit; }
a { color: inherit; text-decoration: none; }
button, a, select { -webkit-tap-highlight-color: transparent; }
img { max-width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 10px clamp(18px, 5vw, 76px);
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid rgba(223,229,239,.8);
  backdrop-filter: blur(18px);
}
.brand { display: flex; align-items: center; gap: 9px; margin-right: auto; }
.brand img { width: 108px; height: 43px; object-fit: contain; }
.brand span { color: var(--pink); font-size: .66rem; font-weight: 800; letter-spacing: .18em; }
.desktop-nav { display: flex; align-items: center; gap: 26px; }
.desktop-nav a { position: relative; font-size: .9rem; font-weight: 600; }
.desktop-nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -8px; height: 3px;
  background: var(--pink); border-radius: 9px; transition: .25s ease;
}
.desktop-nav a:hover::after, .desktop-nav a.active::after { right: 0; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.language-select select {
  min-height: 42px; padding: 0 34px 0 13px; color: var(--navy); font-size: .82rem; font-weight: 600;
  background: var(--white); border: 1px solid var(--line); border-radius: 99px; cursor: pointer;
}
.menu-button, .mobile-nav { display: none; }

.button {
  display: inline-flex; justify-content: center; align-items: center; gap: 8px; min-height: 50px;
  padding: 12px 22px; border: 0; border-radius: 14px; font-weight: 700; cursor: pointer; transition: .2s ease;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 9px 22px rgba(22,40,79,.16); }
.button-small { min-height: 42px; padding: 9px 16px; border-radius: 12px; font-size: .82rem; }
.button-navy { color: var(--white); background: var(--navy); }
.button-pink { color: var(--navy); background: var(--pink); }
.button-light { color: var(--navy); background: var(--white); border: 1px solid var(--line); }
.button-ghost { color: var(--navy); background: transparent; border: 1px solid var(--navy); }

.hero {
  position: relative;
  min-height: 650px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: clamp(30px, 6vw, 90px);
  overflow: hidden;
  padding: 76px clamp(20px, 7vw, 110px);
  background:
    radial-gradient(circle at 90% 20%, rgba(237,134,181,.28), transparent 28%),
    radial-gradient(circle at 4% 70%, rgba(88,167,215,.22), transparent 25%),
    linear-gradient(135deg, #fff 20%, #f8fbff 72%, #fcecf4);
}
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--blue); font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 26px; height: 3px; background: var(--pink); border-radius: 4px; }
h1,h2,h3,p { margin-top: 0; }
.hero h1 { max-width: 700px; margin: 18px 0; color: var(--navy); font-size: clamp(2.6rem, 5.7vw, 5.3rem); line-height: 1.03; letter-spacing: -.06em; }
.hero h1 span { color: var(--blue); position: relative; }
.hero-copy > p { max-width: 650px; color: var(--muted); font-size: clamp(1rem, 1.6vw, 1.17rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 26px; color: var(--muted); font-size: .78rem; font-weight: 600; }
.trust-row span::before { content: "✓"; display: inline-grid; place-items: center; width: 20px; height: 20px; margin-right: 6px; color: var(--blue); background: var(--sky-soft); border-radius: 50%; }
.hero-art { position: relative; min-height: 490px; }
.orbit { position: absolute; inset: 12% 4%; border: 2px dashed rgba(47,81,149,.2); border-radius: 50%; animation: spin 22s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.art-card {
  position: absolute; display: flex; flex-direction: column; justify-content: space-between;
  padding: 22px; border: 1px solid rgba(255,255,255,.8); border-radius: 26px; box-shadow: var(--shadow);
  animation: float 5s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-10px) rotate(1deg); } }
.art-card strong { color: var(--navy); font-size: 1rem; }
.art-card small { color: var(--muted); }
.art-main { inset: 16% 11% 12% 12%; justify-content: center; overflow: hidden; color: white; background: var(--blue); animation-delay: -.5s; }
.art-main::before, .art-main::after { content: ""; position: absolute; border-radius: 50%; }
.art-main::before { width: 250px; height: 250px; right: -80px; top: -90px; background: var(--pink); opacity: .8; }
.art-main::after { width: 180px; height: 180px; left: -70px; bottom: -80px; background: var(--sky); opacity: .7; }
.bot-face { position: relative; z-index: 2; width: 150px; height: 126px; margin: 0 auto 24px; padding: 35px 25px; background: white; border-radius: 46px 46px 40px 40px; box-shadow: 0 18px 35px rgba(9,26,61,.24); }
.bot-face::before, .bot-face::after { content: ""; position: absolute; top: 48px; width: 20px; height: 24px; background: var(--blue); border-radius: 50%; }
.bot-face::before { left: 34px; }.bot-face::after { right: 34px; }
.bot-smile { width: 42px; height: 20px; margin: 28px auto 0; border-bottom: 5px solid var(--pink); border-radius: 0 0 50px 50px; }
.art-main h3, .art-main p { position: relative; z-index: 2; text-align: center; color: white; }
.art-main h3 { margin-bottom: 5px; font-size: 1.45rem; }
.art-main p { margin: 0; font-size: .83rem; opacity: .85; }
.art-mini-one { top: 3%; right: 4%; width: 150px; height: 118px; background: var(--pink-soft); animation-delay: -2s; }
.art-mini-two { left: 0; bottom: 1%; width: 165px; height: 122px; background: var(--sky-soft); animation-delay: -3.2s; }
.art-icon { font-size: 2rem; }

.section { padding: 82px clamp(20px, 7vw, 110px); }
.section-soft { background: #f8faff; }
.section-heading { max-width: 680px; margin-bottom: 34px; }
.section-heading.center { margin: 0 auto 38px; text-align: center; }
.section-heading h2, .page-hero h1 { margin: 10px 0 12px; color: var(--navy); font-size: clamp(2rem, 4vw, 3.6rem); line-height: 1.12; letter-spacing: -.045em; }
.section-heading p, .page-hero p { color: var(--muted); }
.steps-grid, .topic-grid, .project-grid, .stats-grid { display: grid; gap: 18px; }
.steps-grid { grid-template-columns: repeat(4, 1fr); }
.step-card, .topic-card, .project-card, .info-card {
  position: relative; overflow: hidden; padding: 25px; background: white; border: 1px solid var(--line); border-radius: 22px; transition: .2s ease;
}
.step-card:hover, .topic-card:hover, .project-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.step-number { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 34px; color: var(--navy); background: var(--pink-soft); border-radius: 15px; font-weight: 800; }
.step-card:nth-child(2) .step-number { background: var(--sky-soft); }
.step-card:nth-child(3) .step-number { background: var(--yellow); }
.step-card:nth-child(4) .step-number { background: var(--mint); }
.step-card h3, .topic-card h3, .project-card h3 { color: var(--navy); }
.step-card p, .topic-card p, .project-card p { color: var(--muted); font-size: .86rem; }

.path-banner {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px;
  padding: clamp(28px, 5vw, 52px); color: white; background: var(--navy); border-radius: 32px;
}
.path-banner h2 { margin-bottom: 8px; font-size: clamp(1.9rem, 4vw, 3rem); line-height: 1.16; }
.path-banner p { max-width: 660px; margin: 0; opacity: .78; }
.grade-pills { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 24px; }
.grade-pill { padding: 9px 13px; color: white; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.18); border-radius: 99px; font-size: .78rem; font-weight: 600; cursor: pointer; }
.grade-pill.active, .grade-pill:hover { color: var(--navy); background: var(--pink); }

.topic-grid { grid-template-columns: repeat(3, 1fr); }
.topic-card { display: flex; min-height: 295px; flex-direction: column; }
.topic-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.topic-icon { display: grid; place-items: center; width: 54px; height: 54px; color: var(--navy); background: var(--sky-soft); border-radius: 18px; font-size: 1.45rem; }
.topic-card:nth-child(2n) .topic-icon { background: var(--pink-soft); }
.topic-card:nth-child(3n) .topic-icon { background: var(--yellow); }
.tag { padding: 6px 10px; color: var(--blue); background: var(--sky-soft); border-radius: 99px; font-size: .68rem; font-weight: 700; }
.topic-card h3 { margin: 25px 0 7px; font-size: 1.18rem; }
.topic-meta { display: flex; flex-wrap: wrap; gap: 7px 13px; margin-top: auto; color: var(--muted); font-size: .72rem; font-weight: 600; }
.topic-link { display: flex; justify-content: space-between; align-items: center; margin-top: 19px; padding-top: 16px; color: var(--blue); border-top: 1px solid var(--line); font-size: .82rem; font-weight: 700; }

.quote-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: center; background: var(--pink-soft); }
.quote-art { min-height: 380px; display: grid; place-items: center; background: linear-gradient(145deg, var(--blue), var(--sky)); border-radius: 32px; }
.quote-art .bot-face { transform: scale(1.2); }
.quote-copy blockquote { margin: 15px 0 22px; color: var(--navy); font-size: clamp(1.65rem, 3vw, 2.9rem); font-weight: 700; line-height: 1.25; letter-spacing: -.035em; }
.quote-copy p { color: var(--muted); }

.page-hero { padding: 60px clamp(20px, 7vw, 110px) 48px; background: linear-gradient(140deg, #fff, var(--sky-soft)); }
.page-hero.compact { padding-bottom: 35px; }
.page-hero-row { display: flex; justify-content: space-between; align-items: end; gap: 24px; }
.grade-panel { min-width: 230px; padding: 15px; background: white; border: 1px solid var(--line); border-radius: 17px; box-shadow: var(--shadow); }
.grade-panel label { display: block; margin-bottom: 6px; color: var(--muted); font-size: .72rem; font-weight: 700; }
.grade-panel select { width: 100%; border: 0; color: var(--navy); background: white; font-weight: 700; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
.filter-button { padding: 9px 14px; color: var(--muted); background: white; border: 1px solid var(--line); border-radius: 99px; font-size: .76rem; font-weight: 700; cursor: pointer; }
.filter-button.active, .filter-button:hover { color: white; background: var(--blue); border-color: var(--blue); }
.progress-track { height: 9px; overflow: hidden; background: #edf1f7; border-radius: 99px; }
.progress-fill { height: 100%; background: linear-gradient(90deg, var(--pink), var(--sky)); border-radius: inherit; transition: width .4s ease; }
.progress-label { display: flex; justify-content: space-between; gap: 15px; margin-bottom: 7px; color: var(--muted); font-size: .72rem; font-weight: 700; }

.course-overview { display: grid; grid-template-columns: 1fr 320px; gap: 30px; align-items: start; }
.overview-main, .course-side, .lesson-shell, .account-card {
  padding: clamp(23px, 4vw, 38px); background: white; border: 1px solid var(--line); border-radius: 26px; box-shadow: 0 14px 40px rgba(31,53,101,.07);
}
.overview-main h2 { color: var(--navy); }
.concept-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 25px 0; }
.concept-item { padding: 16px; color: var(--navy); background: var(--sky-soft); border-radius: 16px; font-size: .82rem; font-weight: 700; }
.concept-item:nth-child(2n) { background: var(--pink-soft); }
.outcome-list { padding: 0; list-style: none; }
.outcome-list li { position: relative; margin: 12px 0; padding-left: 28px; color: var(--muted); font-size: .88rem; }
.outcome-list li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 800; }
.course-side { position: sticky; top: 96px; }
.course-side .button { width: 100%; margin-top: 20px; }
.course-stat { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: .8rem; }
.course-stat span:first-child { color: var(--muted); }
.course-stat strong { color: var(--navy); }

.lesson-topbar { position: sticky; z-index: 10; top: 76px; padding: 15px clamp(20px, 7vw, 110px); background: white; border-bottom: 1px solid var(--line); }
.lesson-layout { display: grid; grid-template-columns: 220px minmax(0, 760px); justify-content: center; gap: 35px; padding: 42px 20px 85px; background: #f8faff; }
.lesson-nav { position: sticky; top: 155px; align-self: start; }
.lesson-nav a { display: block; margin: 4px 0; padding: 10px 12px; color: var(--muted); border-radius: 10px; font-size: .76rem; font-weight: 600; }
.lesson-nav a.active, .lesson-nav a:hover { color: var(--blue); background: var(--sky-soft); }
.story-card { margin-bottom: 18px; padding: clamp(24px, 5vw, 42px); background: white; border: 1px solid var(--line); border-radius: 25px; }
.story-card h2 { color: var(--navy); font-size: clamp(1.55rem, 3vw, 2.25rem); line-height: 1.2; }
.story-card p { color: var(--muted); }
.story-scene {
  position: relative; min-height: 270px; display: grid; place-items: center; overflow: hidden;
  margin: 24px 0; background: linear-gradient(140deg, var(--pink-soft), var(--sky-soft)); border-radius: 22px;
}
.mango-grid { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(3, 70px); gap: 16px; }
.mango { width: 65px; height: 85px; background: #ffc742; border-radius: 50% 50% 55% 45%; transform: rotate(16deg); box-shadow: inset -9px -8px rgba(220,131,20,.16); }
.mango.green { background: #70b76a; }
.mango::before { content: ""; display: block; width: 22px; height: 10px; margin: -6px 0 0 32px; background: #468b55; border-radius: 100% 0; transform: rotate(-22deg); }
.key-idea { padding: 18px 20px; color: var(--navy); background: var(--yellow); border-left: 5px solid #f5c44e; border-radius: 14px; font-size: .9rem; font-weight: 600; }
.activity-box { padding: 26px; background: var(--navy); color: white; border-radius: 22px; }
.activity-box p { color: rgba(255,255,255,.75); }
.activity-box .button { margin-top: 8px; }
.video-box { aspect-ratio: 16/9; display: grid; place-items: center; margin: 22px 0; color: white; background: linear-gradient(135deg, var(--blue), var(--navy)); border-radius: 20px; text-align: center; }
.play-button { width: 68px; height: 68px; display: grid; place-items: center; margin: 0 auto 12px; color: var(--navy); background: var(--pink); border-radius: 50%; font-size: 1.35rem; }
.quiz-choices { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.quiz-choice { padding: 20px; color: var(--navy); background: white; border: 1px solid var(--line); border-radius: 18px; cursor: pointer; }
.quiz-choice:hover { border-color: var(--pink); box-shadow: var(--shadow); }
.quiz-choice span { display: block; margin-top: 6px; color: var(--muted); font-size: .7rem; }

.project-grid { grid-template-columns: repeat(3, 1fr); }
.project-card { min-height: 330px; display: flex; flex-direction: column; }
.project-visual { min-height: 110px; display: grid; place-items: center; margin: -10px -10px 22px; background: var(--pink-soft); border-radius: 18px; font-size: 3rem; }
.project-card:nth-child(2n) .project-visual { background: var(--sky-soft); }
.project-card .button { margin-top: auto; }

.account-layout { display: grid; grid-template-columns: 230px 1fr; gap: 28px; align-items: start; }
.account-sidebar { padding: 15px; background: var(--navy); border-radius: 24px; }
.account-sidebar button { width: 100%; padding: 12px 14px; color: rgba(255,255,255,.7); background: transparent; border: 0; border-radius: 11px; text-align: left; font-size: .78rem; font-weight: 700; cursor: pointer; }
.account-sidebar button.active, .account-sidebar button:hover { color: var(--navy); background: var(--pink); }
.profile-row { display: flex; align-items: center; gap: 18px; margin-bottom: 26px; }
.avatar { width: 70px; height: 70px; display: grid; place-items: center; color: white; background: var(--blue); border-radius: 22px; font-size: 1.6rem; font-weight: 800; }
.stats-grid { grid-template-columns: repeat(3, 1fr); }
.stat-card { padding: 20px; background: var(--sky-soft); border-radius: 17px; }
.stat-card:nth-child(2) { background: var(--pink-soft); }.stat-card:nth-child(3) { background: var(--yellow); }
.stat-card strong { display: block; color: var(--navy); font-size: 1.7rem; }
.stat-card span { color: var(--muted); font-size: .72rem; font-weight: 600; }
.course-row { margin-top: 22px; padding: 20px; border: 1px solid var(--line); border-radius: 17px; }
.course-row-header { display: flex; justify-content: space-between; gap: 15px; margin-bottom: 13px; font-size: .82rem; font-weight: 700; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { color: var(--navy); font-size: .75rem; font-weight: 700; }
.field input, .field select, .field textarea { width: 100%; padding: 13px 14px; color: var(--ink); background: white; border: 1px solid var(--line); border-radius: 12px; outline: none; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px var(--sky-soft); }
.field textarea { min-height: 130px; resize: vertical; }

.quiz-shell { max-width: 760px; margin: 0 auto; padding: 55px 20px 85px; }
.quiz-progress { margin-bottom: 28px; }
.question-card { padding: clamp(24px, 5vw, 42px); background: white; border: 1px solid var(--line); border-radius: 26px; box-shadow: var(--shadow); }
.question-card h2 { color: var(--navy); }
.answer-list { display: grid; gap: 10px; margin: 25px 0; }
.answer { display: flex; gap: 12px; align-items: center; padding: 15px; color: var(--navy); background: #f8faff; border: 1px solid var(--line); border-radius: 14px; cursor: pointer; }
.answer:hover { border-color: var(--sky); }
.answer input { accent-color: var(--blue); }
.quiz-result { margin-top: 22px; padding: 20px; background: var(--sky-soft); border-radius: 18px; }
.quiz-result.pass { background: var(--mint); }
.quiz-result h3 { color: var(--navy); margin-bottom: 5px; }
.quiz-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.account-empty { padding: 30px; background: var(--sky-soft); border-radius: 18px; text-align: center; }
.account-list { display: grid; gap: 14px; }
.account-list-item { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 18px; border: 1px solid var(--line); border-radius: 16px; }
.account-list-item h3 { margin-bottom: 3px; color: var(--navy); font-size: .95rem; }
.account-list-item p { margin-bottom: 0; color: var(--muted); font-size: .74rem; }

.site-footer { color: white; background: var(--blue); }
.footer-grid { display: grid; grid-template-columns: 1.3fr repeat(3, 1fr); gap: 45px; padding: 55px clamp(20px, 7vw, 110px); }
.footer-logo { width: 190px; height: 70px; object-fit: contain; }
.site-footer h3 { font-size: .95rem; }
.site-footer p { max-width: 350px; color: rgba(255,255,255,.72); font-size: .76rem; }
.site-footer a { display: block; margin: 8px 0; color: rgba(255,255,255,.86); font-size: .76rem; }
.site-footer a:hover { color: var(--pink); }
.social-row { display: flex; gap: 8px; margin-top: 20px; }
.social-row a { width: 36px; height: 36px; display: grid; place-items: center; margin: 0; color: var(--blue); background: white; border-radius: 50%; font-weight: 800; }
.footer-contact { font-weight: 700; text-decoration: underline; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 20px clamp(20px, 7vw, 110px); background: var(--navy); font-size: .7rem; }
.toast { position: fixed; z-index: 50; right: 22px; bottom: 22px; max-width: 330px; padding: 13px 18px; color: white; background: var(--navy); border-radius: 13px; box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(15px); transition: .25s ease; }
.toast.show { opacity: 1; transform: translateY(0); }

[dir="rtl"] .eyebrow::before { order: 2; }
[dir="rtl"] .outcome-list li { padding-left: 0; padding-right: 28px; }
[dir="rtl"] .outcome-list li::before { left: auto; right: 0; }
[dir="rtl"] .account-sidebar button { text-align: right; }

@media (max-width: 980px) {
  .site-header { flex-wrap: wrap; gap: 10px 18px; }
  .desktop-nav { order: 3; width: 100%; display: flex; justify-content: center; gap: 10px; overflow-x: auto; padding: 5px 0; }
  .desktop-nav a { min-width: max-content; padding: 5px 9px; }
  .desktop-start { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 55px; }
  .hero-art { min-height: 430px; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .topic-grid, .project-grid { grid-template-columns: 1fr 1fr; }
  .quote-section { grid-template-columns: 1fr; }
  .course-overview { grid-template-columns: 1fr; }
  .course-side { position: static; }
  .lesson-layout { grid-template-columns: 1fr; }
  .lesson-nav { display: none; }
  .account-layout { grid-template-columns: 1fr; }
  .account-sidebar { display: flex; overflow-x: auto; }
  .account-sidebar button { min-width: max-content; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .site-header { min-height: 68px; padding: 8px 14px; gap: 6px; }
  .brand img { width: 82px; }
  .brand span { display: none; }
  .language-select select { width: 105px; min-height: 38px; padding-left: 10px; font-size: .72rem; }
  .desktop-nav { justify-content: flex-start; gap: 4px; }
  .desktop-nav a { font-size: .72rem; }
  .hero { min-height: auto; padding: 42px 18px 55px; }
  .hero h1 { font-size: 2.7rem; }
  .hero-art { min-height: 355px; }
  .art-main { inset: 15% 5% 7%; }
  .art-mini-one { right: 0; width: 115px; height: 98px; padding: 15px; }
  .art-mini-two { width: 125px; height: 100px; padding: 15px; }
  .section { padding: 58px 18px; }
  .steps-grid, .topic-grid, .project-grid, .stats-grid { grid-template-columns: 1fr; }
  .path-banner { grid-template-columns: 1fr; }
  .page-hero { padding: 42px 18px 32px; }
  .page-hero-row { display: block; }
  .grade-panel { margin-top: 25px; }
  .concept-list, .quiz-choices, .form-grid { grid-template-columns: 1fr; }
  .lesson-topbar { top: 68px; padding: 11px 18px; }
  .lesson-layout { padding: 25px 12px 60px; }
  .story-card { padding: 22px 18px; }
  .mango-grid { grid-template-columns: repeat(3, 52px); gap: 8px; }
  .mango { width: 48px; height: 64px; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; padding: 45px 20px; }
  .footer-bottom { display: block; padding: 18px 20px; }
  .footer-bottom span { display: block; margin: 5px 0; }
}

.video-embed{aspect-ratio:16/9;width:100%;border:0;border-radius:18px;box-shadow:var(--shadow);background:var(--navy)}
.donate-grid,.payment-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:start}
.donate-card,.payment-card{padding:26px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 14px 40px rgba(31,53,101,.07)}
.donate-stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:24px 0}
.donate-stat{padding:20px;border-radius:18px;background:var(--sky-soft)}
.donate-stat:nth-child(2){background:var(--pink-soft)}.donate-stat:nth-child(3){background:var(--yellow)}
.donate-stat strong{display:block;color:var(--navy);font-size:1.8rem}
.amount-row{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0 18px}
.amount-row button,.gateway-pill{padding:10px 14px;border:1px solid var(--line);border-radius:99px;background:#fff;color:var(--navy);font-weight:700;cursor:pointer}
.amount-row button:hover,.gateway-pill.active{background:var(--pink);border-color:var(--pink)}
.lesson-copy p{white-space:pre-line}
.lesson-list{display:grid;gap:12px;margin-top:18px}
.lesson-list a{display:block;padding:15px 17px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--navy);font-weight:700}
.lesson-list a:hover{border-color:var(--pink);box-shadow:var(--shadow)}
.sprout-chatbot{position:fixed;right:20px;bottom:20px;z-index:9999}
.chatbot-toggle{background:var(--navy);color:#fff;border:none;border-radius:999px;padding:12px 18px;cursor:pointer;box-shadow:var(--shadow);font-weight:700}
.chatbot-panel{display:none;width:min(360px,calc(100vw - 32px));height:500px;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}
.chatbot-panel.open{display:block}
.chatbot-header{background:var(--navy);color:#fff;padding:12px;font-weight:700}
.chatbot-messages{height:380px;overflow:auto;padding:12px}
.bot-msg,.user-msg{padding:10px;border-radius:12px;margin-bottom:8px;font-size:.82rem}
.bot-msg{background:var(--pink-soft)}.user-msg{background:var(--sky-soft);margin-left:22px}
.chatbot-input-row{display:flex;border-top:1px solid var(--line)}
.chatbot-input-row input{flex:1;border:none;padding:12px;min-width:0}
.chatbot-input-row button{border:none;background:var(--pink);padding:12px;color:var(--navy);font-weight:700}
@media(max-width:820px){.donate-grid,.payment-grid{grid-template-columns:1fr}.donate-stat-grid{grid-template-columns:1fr}}

/* Plans & Pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:0}
.pricing-card{background:#fff;border:1.5px solid var(--line);border-radius:20px;padding:28px 24px;position:relative;display:flex;flex-direction:column;gap:0}
.pricing-card.pricing-featured{border-color:var(--navy);box-shadow:0 8px 40px rgba(13,27,75,.13)}
.pricing-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--navy);color:#fff;font-size:.75rem;font-weight:700;padding:4px 14px;border-radius:99px;white-space:nowrap}
.pricing-tier-label{font-size:.78rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}
.pricing-title{font-size:2rem;font-weight:800;color:var(--navy);margin:0 0 4px}
.pricing-sub{color:var(--muted);font-size:.85rem;margin:0 0 14px}
.pricing-price{font-size:1.05rem;font-weight:700;color:var(--navy);margin-bottom:18px}
.pricing-price span{font-weight:400;color:var(--muted);font-size:.85rem}
.pricing-card .button{margin-bottom:20px;text-align:center;display:block}
.pricing-features{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px}
.pricing-features li{font-size:.85rem;color:#444;display:flex;align-items:flex-start;gap:6px}
@media(max-width:820px){.pricing-grid{grid-template-columns:1fr}.pricing-badge{font-size:.7rem}}