@font-face {
  font-family: Manrope;
  src: url('/fonts/manrope-latin-wght-normal.woff2') format('woff2');
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: Manrope;
  src: url('/fonts/manrope-latin-ext-wght-normal.woff2') format('woff2');
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: Literata;
  src: url('/fonts/literata-latin-wght-normal.woff2') format('woff2');
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: Literata;
  src: url('/fonts/literata-latin-ext-wght-normal.woff2') format('woff2');
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: Manrope;
  src: url('/fonts/manrope-cyrillic-wght-normal.woff2') format('woff2');
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  unicode-range: U+0400-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: Literata;
  src: url('/fonts/literata-cyrillic-wght-normal.woff2') format('woff2');
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  unicode-range: U+0400-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
:root {
  color-scheme: light;
  --ink: #17392f;
  --deep: #17392f;
  --teal: #17665f;
  --teal-dark: #10544c;
  --sand: #fcfbf7;
  --paper: #fff;
  --line: #d8dfd6;
  --soft: #e9f2ed;
  --muted: #52685e;
  --gold: #e9bd76;
  --gold-deep: #8a571c;
  --danger: #a74942;
  --shadow: 0 14px 40px #17392f18;
  font-family: Manrope, system-ui, sans-serif;
  background: var(--sand);
  color: var(--ink);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; }
body { margin: 0; min-width: 320px; }
button, input, select { font: inherit; }
button { cursor: pointer; }
a { color: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible { outline: 3px solid #d7953c; outline-offset: 3px; }
button:disabled { cursor: not-allowed; opacity: .55; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: Literata, Georgia, serif; font-weight: 700; }
h3, .brand-word { font-family: Manrope, system-ui, sans-serif; }
h1 { font-size: clamp(2.4rem, 5vw, 4.9rem); line-height: 1.13; letter-spacing: -.04em; text-wrap: balance; }
h2 { font-size: clamp(1.65rem, 3vw, 2.65rem); line-height: 1.23; letter-spacing: -.028em; text-wrap: balance; }
h3 { font-size: 1.1rem; line-height: 1.4; }
p { line-height: 1.7; }
.wrap { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
main:focus { outline: none; }
.skip-link { position: absolute; z-index: 100; top: -80px; left: 16px; padding: 12px 18px; border-radius: 12px; background: var(--deep); color: white; }
.skip-link:focus { top: 12px; }
.boot-state { padding: 120px 24px; text-align: center; }
.test-banner { padding: 12px 24px; background: #f8e8c9; color: #684318; text-align: center; font-size: .85rem; line-height: 1.6; }

.site-header { position: sticky; top: 0; z-index: 30; padding-top: env(safe-area-inset-top, 0px); background: #ffffffed; border-bottom: 1px solid #dce7df; backdrop-filter: blur(18px); }
.header-inner { width: min(1260px, calc(100% - 48px)); min-height: 86px; margin: auto; display: flex; align-items: center; gap: 42px; }
.brand { flex: none; display: inline-flex; gap: 13px; align-items: center; min-height: 44px; text-decoration: none; }
.brand-symbol { width: 42px; height: 42px; position: relative; display: grid; place-items: center; overflow: hidden; border-radius: 13px; background: var(--deep); }
.brand-symbol span { display: block; position: absolute; width: 34px; height: 15px; border: 2px solid var(--gold); border-color: var(--gold) transparent transparent transparent; border-radius: 50%; transform: rotate(-17deg); }
.brand-symbol span:nth-child(1) { top: 15px; left: 5px; }
.brand-symbol span:nth-child(2) { top: 21px; left: 7px; opacity: .9; }
.brand-symbol span:nth-child(3) { top: 27px; left: 9px; opacity: .7; }
.brand-word { font-size: 1.23rem; font-weight: 800; letter-spacing: -.055em; line-height: 1.13; }
.brand-subtitle { display: block; margin-top: 3px; color: var(--muted); font: 700 .64rem Manrope, system-ui, sans-serif; letter-spacing: .13em; text-transform: uppercase; }
.primary-nav { margin-left: auto; display: flex; align-items: center; gap: 27px; }
.primary-nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 9px 0; color: #46635b; text-decoration: none; font-weight: 700; font-size: .89rem; white-space: nowrap; border-bottom: 2px solid transparent; }
.primary-nav a:hover, .primary-nav a[aria-current=page] { color: var(--deep); border-bottom-color: var(--gold-deep); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.language-switch { display: flex; gap: 2px; padding: 3px; border: 1px solid var(--line); border-radius: 10px; background: var(--sand); }
.language-selector { width: 132px; max-width: 100%; min-height: 44px; padding: 8px; border: 0; background: transparent; color: var(--deep); font-weight: 700; font-size: .84rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.original-label, .translation-label { font: 700 .75rem/1.5 Manrope,sans-serif; color: var(--muted); margin: 12px 0 8px; }
.question-translation { padding: 12px 16px; margin: 14px 0; background: var(--sand); border-left: 3px solid var(--gold); border-radius: 0 8px 8px 0; }
.question-translation p { margin: 5px 0 0; font-size: 1rem; line-height: 1.6; }
.translation-note { color: var(--muted); font-size: .8rem; line-height: 1.6; margin: 10px 0 18px; }
.answer-copy, .review-prompt { display: flex; flex-direction: column; min-width: 0; gap: 5px; overflow-wrap: anywhere; }
.answer-original { display: block; }
.answer-translation { display: block; font-size: .9em; font-weight: 400; color: var(--muted); line-height: 1.5; }
.auth-form-panel select, .account-language-form select { width: 100%; min-height: 51px; padding: 12px 14px; border: 1px solid #bcd0c4; border-radius: 10px; background: white; color: var(--ink); }
.account-language-form { padding: 24px; margin: 24px 0 36px; border: 1px solid var(--line); border-radius: 12px; background: white; }
.account-language-form > label { font-weight: 800; }
.account-language-form > p { font-size: .9rem; color: var(--muted); }
.account-language-form > div { display: flex; flex-wrap: wrap; gap: 12px; }
.account-language-form select { flex: 1 1 220px; min-width: 0; }
.account-language-form .button { flex: 0 1 auto; }
.language-switch button { border: 0; border-radius: 7px; padding: 8px 9px; min-width: 44px; min-height: 44px; background: transparent; color: var(--muted); font-weight: 700; font-size: .78rem; }
.language-switch button[aria-pressed=true] { background: var(--paper); color: var(--deep); box-shadow: 0 2px 9px #153e3715; }
.header-cta { display: inline-flex; justify-content: center; align-items: center; min-height: 44px; border-radius: 10px; padding: 10px 16px; background: var(--deep); color: white; text-decoration: none; font-size: .82rem; font-weight: 800; white-space: nowrap; }
.header-cta:hover { background: var(--teal-dark); }

.button { border: 0; min-height: 51px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 12px 20px; border-radius: 11px; background: var(--deep); color: white; text-decoration: none; font-size: .94rem; font-weight: 800; line-height: 1.3; text-align: center; transition: transform .15s, background .15s, box-shadow .15s; }
.button:hover:not(:disabled) { transform: translateY(-2px); background: var(--teal-dark); box-shadow: 0 10px 25px #174e4532; }
.button:active:not(:disabled) { transform: translateY(0); }
.button-light { background: #e6f0e9; color: var(--deep); }
.button-light:hover:not(:disabled) { background: #d7e9de; }
.button-gold { background: var(--gold); color: var(--deep); }
.button-gold:hover:not(:disabled) { background: #f1c989; }
.button-ghost { color: var(--deep); background: transparent; border: 1px solid #b7cfc2; }
.button-block { display: flex; width: 100%; }
.button-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.text-link, .text-button { display: inline-flex; align-items: center; min-height: 44px; border: 0; padding: 8px 0; color: var(--teal-dark); background: none; font-weight: 700; text-decoration: underline; text-underline-offset: 5px; }
.eyebrow { display: inline-block; color: var(--teal-dark); font-size: .76rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; line-height: 1.5; }
.eyebrow-line { display: inline-block; width: 23px; height: 2px; margin: 0 11px 4px 0; background: var(--gold-deep); }
.chip { display: inline-flex; align-items: center; min-height: 27px; padding: 4px 9px; border-radius: 7px; font-size: .75rem; font-weight: 700; line-height: 1.25; }
.chip-soft { background: #e9f0e8; color: #557266; }
.chip-light { background: #e0efe6; color: var(--teal-dark); }
.chip-active { background: #d7efe1; color: #13654c; }

.hero { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr); gap: 50px; min-height: 650px; align-items: center; padding: 75px 0 83px; }
.hero-copy { max-width: 630px; }
.hero h1 { margin: 23px 0 24px; }
.hero h1 em { color: var(--teal); font-style: normal; }
.hero-lead { max-width: 570px; font-size: 1.13rem; color: #526e65; }
.hero .button-row { margin-top: 31px; }
.hero-note { display: flex; gap: 10px; max-width: 550px; margin: 28px 0 0; color: var(--muted); font-size: .88rem; line-height: 1.6; }
.hero-note span { color: var(--gold-deep); }
.hero-visual { position: relative; min-height: 515px; display: grid; align-content: center; gap: 22px; overflow: hidden; padding: 36px; background: radial-gradient(circle at 92% 2%, #367467 0, transparent 35%), #17392f; border-radius: 22px; }
.hero-visual::before { content: ''; position: absolute; inset: -70px -40px auto auto; width: 340px; height: 340px; border: 1px solid #e9bd763b; border-radius: 50%; box-shadow: 0 0 0 52px #e9bd7612, 0 0 0 105px #e9bd7609; pointer-events: none; }
.preview-index { position: relative; color: var(--gold); font-size: .75rem; font-weight: 800; letter-spacing: .13em; }
.preview-paper { position: relative; padding: 28px 29px 25px; background: var(--paper); border-radius: 14px; box-shadow: 0 16px 34px #09282035; }
.preview-topic { display: inline-block; margin-bottom: 14px; padding-bottom: 6px; color: var(--teal-dark); border-bottom: 2px solid var(--gold-deep); font-size: .78rem; font-weight: 800; }
.preview-question { max-width: 27ch; margin: 0 0 17px; color: var(--deep); font-size: clamp(1.22rem, 2vw, 1.55rem); font-weight: 700; line-height: 1.33; text-wrap: balance; }
.preview-options { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; counter-reset: preview; }
.preview-options li { display: flex; align-items: baseline; gap: 13px; padding: 8px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: .83rem; line-height: 1.4; counter-increment: preview; }
.preview-options li::before { flex: none; content: counter(preview, upper-alpha); color: var(--gold-deep); font-weight: 800; }
.hero-visual > small { position: relative; color: #d3e5d9; font-size: .79rem; line-height: 1.4; }

.section { padding: 86px 0; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 44px; margin-bottom: 27px; }
.section-heading h2 { margin: 11px 0 0; }
.section-heading p { width: min(330px, 100%); margin: 0 0 3px; color: var(--muted); }
.path-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 32px; border-top: 1px solid var(--line); }
.path-card, .dashboard-card { display: grid; grid-template-columns: 32px minmax(0, 1fr) 20px; align-content: center; align-items: start; gap: 5px 13px; min-height: 112px; padding: 20px 8px; border-bottom: 1px solid var(--line); background: transparent; text-decoration: none; transition: background .18s ease; }
.path-card:hover, .dashboard-card:hover { background: #e9f2ed; }
.material-card:hover { border-color: var(--teal); background: #f6faf6; }
.path-number { grid-row: 1 / 3; padding-top: 5px; color: var(--gold-deep); font: 800 .8rem Manrope, system-ui, sans-serif; letter-spacing: .08em; font-variant-numeric: tabular-nums; }
.path-card strong, .dashboard-card strong { grid-column: 2; font: 700 1.12rem Manrope, system-ui, sans-serif; letter-spacing: -.015em; }
.path-card p, .dashboard-card p { grid-column: 2; max-width: 38ch; margin: 0; color: var(--muted); font-size: .88rem; line-height: 1.5; }
.card-arrow { grid-column: 3; grid-row: 1 / 3; justify-self: end; align-self: center; color: var(--teal); font-size: 1.15rem; }
.process-section { background: #eaf1e9; }
.process-section h2 { margin: 10px 0 32px; }
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.process-grid > div { border-top: 1px solid #bfd3c4; padding: 24px 10px 0 0; }
.process-number { display: block; margin-bottom: 25px; font: 800 1.75rem Manrope, system-ui, sans-serif; color: var(--teal); }
.process-grid h3 { margin: 0 0 10px; }
.process-grid p { max-width: 300px; margin: 0; color: var(--muted); }
.offer-band { min-height: 260px; display: flex; justify-content: space-between; align-items: center; gap: 40px; margin-top: 86px; padding: 45px 54px; background: var(--deep); color: white; border-radius: 22px; }
.offer-band .eyebrow { color: var(--gold); }
.offer-band h2 { margin: 12px 0 9px; }
.offer-band p { margin: 0; color: #c5ded1; }
.offer-band-right { min-width: 205px; display: grid; gap: 18px; justify-items: stretch; }
.offer-band-right > span { font: 800 2.45rem Manrope, system-ui, sans-serif; letter-spacing: -.065em; text-align: center; }
.disclaimer { margin-block: 21px 80px; color: var(--muted); font-size: .88rem; text-align: center; }

.page-shell { min-height: 65vh; padding-block: 72px 90px; }
.page-intro { max-width: 670px; margin-bottom: 34px; }
.page-intro h1 { margin: 14px 0 14px; font-size: clamp(2.2rem, 4vw, 3.65rem); }
.page-intro p { margin-bottom: 0; color: var(--muted); font-size: 1.03rem; }
.demo-layout { display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 25px; }
.demo-layout .page-intro { grid-column: 1 / -1; margin-bottom: 3px; }
.quiz-panel { padding: 34px 39px; border: 1px solid var(--line); border-radius: 19px; background: white; box-shadow: 0 12px 44px #193f3610; }
.quiz-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; color: var(--muted); font-size: .82rem; font-weight: 800; }
.progress-rail { height: 7px; overflow: hidden; border-radius: 100px; background: #e5ede5; }
.progress-rail span { display: block; height: 100%; background: var(--teal); border-radius: inherit; }
.quiz-panel > .progress-rail { margin: 19px 0 38px; }
.quiz-panel h2 { max-width: 33ch; font-family: Manrope, system-ui, sans-serif; font-size: clamp(1.35rem, 2.8vw, 2rem); font-weight: 700; letter-spacing: -.025em; }
.quiz-question, .answer-feedback { scroll-margin-top: 125px; }
.quiz-hint { margin: 22px 0 11px; color: var(--muted); font-size: .84rem; font-weight: 700; }
.answer-list { display: grid; gap: 10px; }
.answer-choice { width: 100%; min-height: 65px; display: flex; gap: 15px; align-items: center; padding: 13px 17px; border: 1px solid #cadbd0; border-radius: 11px; background: white; color: var(--ink); text-align: left; line-height: 1.45; font-weight: 600; }
.answer-choice:not(:disabled):hover { border-color: var(--teal); background: #f6faf6; }
.answer-choice:disabled { opacity: 1; }
.answer-choice.is-correct { background: #e9f5e9; border-color: #74ae84; }
.answer-choice.is-wrong { background: #fff0ed; border-color: #ce8f88; }
.answer-choice.is-selected { background: #eaf4ee; border-color: var(--teal); box-shadow: inset 0 0 0 1px var(--teal); }
.answer-letter { flex: none; display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid #c7d9cb; border-radius: 7px; color: var(--teal-dark); font-size: .75rem; font-weight: 800; }
.answer-choice.is-correct .answer-letter { background: #20704f; border-color: #20704f; color: white; }
.answer-choice.is-wrong .answer-letter { background: #a94f48; border-color: #a94f48; color: white; }
.answer-feedback { margin-top: 20px; padding: 17px 20px; border-left: 3px solid #278c62; border-radius: 0 9px 9px 0; background: #eff8ef; }
.answer-feedback.not-good { background: #fff5ec; border-left-color: #cb914b; }
.answer-feedback:focus { outline: 3px solid var(--gold-deep); outline-offset: 3px; }
.answer-feedback strong { display: block; margin-bottom: 3px; }
.answer-feedback p { margin: 5px 0 0; color: #456154; font-size: .9rem; }
.quiz-controls { display: flex; gap: 15px; justify-content: space-between; align-items: center; margin-top: 28px; }
.demo-aside { height: fit-content; min-height: 217px; padding: 22px; border-radius: 16px; background: #e4f0e9; }
.demo-aside .eyebrow { display: block; margin: 14px 0 7px; }
.demo-aside p { margin: 0; font-size: .9rem; color: #577166; }
.aside-mark { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: #b5d9c6; color: var(--deep); font-size: 1.4rem; }
.result-page { max-width: 930px; }
.result-score { display: flex; gap: 22px; align-items: center; margin: 30px 0 50px; padding: 23px 25px; border: 1px solid var(--line); border-radius: 15px; background: white; }
.result-score strong { font: 800 2.7rem Manrope, system-ui, sans-serif; letter-spacing: -.06em; font-variant-numeric: tabular-nums; }
.result-score small { font-size: 1rem; color: var(--muted); }
.result-score .progress-rail { flex: 1; }
.result-page > h2 { font-size: 1.6rem; }
.review-list { margin: 18px 0 30px; display: grid; gap: 9px; }
.review-item { border: 1px solid var(--line); border-radius: 10px; background: white; }
.review-item summary { min-height: 62px; display: flex; align-items: center; gap: 15px; padding: 14px 19px; cursor: pointer; font-weight: 700; list-style: none; }
.review-item summary::-webkit-details-marker { display: none; }
.review-index { flex: none; width: 26px; color: var(--muted); font-size: .83rem; }
.review-symbol { margin-left: auto; font-size: 1.2rem; }
.good-text { color: #278f5a; }.bad-text { color: var(--danger); }
.review-item > div { padding: 0 20px 19px 61px; color: #4e6a5f; font-size: .9rem; }
.review-item p { margin: 7px 0; }

.pricing-layout { max-width: 1060px; }
.pricing-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(270px, .82fr); gap: 65px; align-items: start; }
.plan-card { overflow: hidden; border: 1px solid #b8d4c5; border-radius: 18px; background: white; box-shadow: var(--shadow); }
.plan-top { padding: 31px 36px 27px; background: #e4f1e8; }
.plan-top strong { display: block; margin: 18px 0 0; font: 800 3.45rem Manrope, system-ui, sans-serif; letter-spacing: -.075em; font-variant-numeric: tabular-nums; }
.plan-top p { margin: 0; color: #567164; }
.feature-list { list-style: none; display: grid; gap: 16px; margin: 0; padding: 31px 36px; }
.feature-list li { display: flex; align-items: start; gap: 13px; line-height: 1.5; }
.feature-list li span { flex: none; width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; background: #e5f1e5; color: #20704f; font-size: .7rem; font-weight: 900; }
.plan-bottom { margin: 0 36px 36px; padding-top: 23px; border-top: 1px solid var(--line); }
.no-renew { margin-bottom: 19px; font-weight: 800; color: var(--teal-dark); }
.no-renew span { color: var(--gold-deep); }
.plan-bottom small { display: block; margin-top: 15px; color: var(--muted); line-height: 1.55; }
.pricing-aside { padding-top: 8px; }
.pricing-aside h2 { max-width: 370px; }
.pricing-aside > p { color: var(--muted); }
.faq-list { display: grid; margin: 35px 0 26px; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { padding: 17px 0; cursor: pointer; font-weight: 800; }
.faq-list p { margin: 0 0 19px; color: var(--muted); font-size: .9rem; }
.notice { margin: 16px 0 21px; padding: 15px 18px; border: 1px solid #c2d9bf; border-radius: 10px; background: #edf7e8; color: #285540; line-height: 1.5; }
.notice-neutral { background: #eef2ef; border-color: #d4e2d9; color: #4c6255; }
.notice-warm { background: #fff5e6; border-color: #e8cfa0; color: #775629; }

.auth-layout { min-height: calc(100vh - 180px); display: grid; grid-template-columns: minmax(300px, .88fr) minmax(390px, 1.12fr); background: white; }
.auth-art { position: relative; overflow: hidden; min-height: 590px; padding: 65px max(42px, calc((100vw - 1200px) / 2)); display: flex; flex-direction: column; justify-content: flex-end; background: var(--deep); color: white; }
.auth-art .eyebrow { position: absolute; top: 65px; left: max(42px, calc((100vw - 1200px) / 2)); color: var(--gold); }
.auth-art h2 { position: relative; z-index: 1; max-width: 450px; font-size: clamp(2.3rem, 3.6vw, 3.4rem); }
.auth-art p { position: relative; z-index: 1; max-width: 430px; color: #c5ded1; }
.auth-orbit { position: absolute; top: 70px; left: 50%; width: 430px; height: 340px; transform: translateX(-50%); }
.auth-orbit i { position: absolute; inset: 0; border: 1px solid #89b99a70; border-radius: 50%; transform: rotateX(54deg) rotate(-18deg); }
.auth-orbit i:nth-child(2) { inset: 37px; }.auth-orbit i:nth-child(3) { inset: 77px; }
.auth-form-wrap { display: grid; place-items: center; padding: 72px 38px; }
.auth-form-panel { width: min(410px, 100%); }
.auth-form-panel h1 { margin: 12px 0 27px; font-size: clamp(2.1rem, 3.7vw, 3rem); }
.auth-form-panel form { display: grid; }
.auth-form-panel label { margin: 15px 0 8px; font-weight: 800; font-size: .86rem; }
.auth-form-panel input { width: 100%; min-height: 51px; padding: 12px 14px; border: 1px solid #bcd0c4; border-radius: 10px; background: white; color: var(--ink); }
.auth-form-panel form .button { margin-top: 25px; }
.field-hint { margin-top: 7px; color: var(--muted); }
.forgot-link { display: inline-flex; align-items: center; min-height: 44px; justify-self: end; margin: 8px 0 0; color: var(--teal-dark); font-size: .82rem; font-weight: 700; }
.auth-foot { margin: 27px 0 32px; padding-top: 23px; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
.auth-foot a { color: var(--teal-dark); font-weight: 800; }

.account-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 30px; }
.account-head h1 { margin: 12px 0 7px; font-size: clamp(2.3rem, 4vw, 3.5rem); }
.account-head p { margin: 0; color: var(--muted); font-size: .9rem; overflow-wrap: anywhere; }
.account-head p strong { color: var(--ink); }
.access-card { position: relative; min-height: 225px; display: flex; flex-direction: column; align-items: start; justify-content: center; margin-bottom: 45px; padding: 36px 38px; overflow: hidden; border-radius: 19px; background: var(--deep); color: white; }
.access-card.is-active { background: linear-gradient(130deg, #155145, #20796a); }
.access-card .eyebrow { color: var(--gold); }
.access-card h2 { margin: 8px 0 8px; font-size: 1.8rem; }
.access-card p { max-width: 580px; margin-bottom: 18px; color: #ccded2; }
.access-card .text-button { color: #f1d098; }
.access-icon { position: absolute; top: 0; right: 40px; color: #ffffff1d; font: 800 13rem Manrope, system-ui, sans-serif; line-height: 1.15; }
.dashboard-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 19px; }
.dashboard-heading h2 { margin-bottom: 6px; font-size: 1.8rem; }
.dashboard-heading p { margin: 0; color: var(--muted); }
.dashboard-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 32px; border-top: 1px solid var(--line); }
.access-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.progress-summary { display: flex; justify-content: space-between; align-items: center; gap: 28px; margin-top: 30px; padding: 25px 30px; border: 1px solid var(--line); border-radius: 14px; background: #e8f1e8; }
.progress-summary h2 { margin: 7px 0 0; font-size: 1.25rem; }
.progress-summary.large { display: block; margin: 0 0 24px; }
.progress-summary.large .progress-rail { margin-top: 21px; }
.guest-panel { min-height: 230px; position: relative; display: flex; align-items: end; padding: 35px; overflow: hidden; border-radius: 17px; background: var(--deep); }
.guest-panel .button { position: relative; z-index: 1; margin-right: 8px; }
.guest-orbit { position: absolute; right: -70px; top: -120px; width: 430px; height: 430px; border: 1px solid #75ad9c; border-radius: 50%; box-shadow: 0 0 0 60px #ffffff0d, 0 0 0 120px #ffffff07; }
.guest-demo { margin-top: 24px; }
.loading-panel, .empty-panel { padding: 60px 25px; border: 1px dashed #bad0c1; border-radius: 14px; background: white; color: var(--muted); text-align: center; }

.breadcrumb { display: flex; gap: 12px; align-items: center; margin-bottom: 28px; color: #678075; font-size: .82rem; font-weight: 700; }
.breadcrumb a { color: var(--teal-dark); }
.section-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 23px; }
.section-tabs a { display: inline-flex; align-items: center; min-height: 44px; padding: 9px 13px; border: 1px solid #cbdcd0; border-radius: 9px; background: white; color: var(--muted); text-decoration: none; font-size: .83rem; font-weight: 700; }
.section-tabs a[aria-current=page] { border-color: var(--teal); background: var(--deep); color: white; }
.lock-panel { display: grid; justify-items: start; max-width: 800px; padding: 45px; border: 1px solid #d3e0d5; border-radius: 18px; background: #e8f2e9; }
.lock-panel h2 { margin: 10px 0 8px; font-size: 1.8rem; }
.lock-panel p { max-width: 540px; color: var(--muted); }
.lock-symbol { font-size: 2.5rem; color: var(--teal); }
.material-list { display: grid; gap: 10px; }
.study-filters { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 18px; max-width: 738px; margin: 28px 0 12px; }
.study-filters label { display: grid; gap: 8px; font-size: .85rem; font-weight: 700; color: var(--deep); min-width: 0; }
.study-filters select { width: 100%; min-width: 0; min-height: 48px; padding: 10px 12px; border: 1px solid #b7cfc2; border-radius: 9px; background: white; color: var(--deep); font-size: .9rem; }
.filter-count { color: var(--muted); font-size: .87rem; margin-bottom: 18px; }
.material-card { display: flex; align-items: center; gap: 16px; min-height: 75px; padding: 17px 20px; border: 1px solid var(--line); border-radius: 11px; background: white; text-decoration: none; transition: transform .15s, box-shadow .15s; }
.material-card strong { flex: 1; font: 800 1rem Manrope, system-ui, sans-serif; }
.material-card > span:last-child { color: var(--teal-dark); font-size: .85rem; font-weight: 800; }
.reader { max-width: 738px; margin: 0 auto 28px; padding: 43px; border: 1px solid var(--line); border-radius: 18px; background: white; }
.reader h1 { margin: 12px 0 15px; font-family: Literata, Georgia, serif; font-size: clamp(1.8rem, 3.7vw, 2.65rem); font-weight: 700; letter-spacing: -.03em; }
.reader h2 { margin: 32px 0 12px; font-size: 1.4rem; }
.reader p { max-width: 65ch; color: #4c675c; }
.reader-lead { font-size: 1.13rem; }
.private-content-image { display: block; width: min(100%, 620px); max-height: 420px; margin: 23px auto; border-radius: 12px; object-fit: contain; background: #f3f7f1; }
.premium-answer-list { margin-top: 24px; }
.reader-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 35px; padding-top: 25px; border-top: 1px solid var(--line); }
.reader-actions .chip { margin-right: auto; }
.reader-position { margin: 12px 0 0; font-size: .83rem; }
.reader-navigation { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--line); }
.reader-navigation .button { flex: 1 1 180px; }
.progress-sync { margin-top: 16px; font-size: .9rem; }
.progress-sync p { margin: 0; }
.content-page > .text-link { display: block; max-width: 738px; margin: 0 auto; padding-inline: 44px; }
.reader-sources { margin-top: 28px; border-top: 1px solid var(--line); padding-top: 18px; font-size: .85rem; overflow-wrap: anywhere; }
.reader-sources p { margin-bottom: 8px; }
.reader-sources summary { cursor: pointer; min-height: 44px; display: flex; align-items: center; font-weight: 700; }
.reader-sources ul, .source-links { padding-left: 20px; }
.reader-sources li, .source-links li { margin-bottom: 12px; }
.species-tabs { display:flex; flex-wrap:wrap; gap:8px; margin:24px 0; }
.species-tabs button { min-height:46px; padding:10px 17px; border:1px solid var(--line); border-radius:24px; background:white; color:var(--teal-dark); font:700 .9rem Manrope,system-ui,sans-serif; cursor:pointer; }
.species-tabs button.active { background:var(--teal-dark); border-color:var(--teal-dark); color:white; }
.species-filters input { width:100%; min-height:48px; }
.species-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:20px; }
.species-card { display:flex; flex-direction:column; border:1px solid var(--line); background:white; border-radius:16px; overflow:hidden; color:inherit; text-decoration:none; transition:border-color .15s; }
.species-card:hover { border-color:var(--teal); }
.species-card-image { aspect-ratio:5/3; padding:10px; background:#edf1eb; display:grid; place-items:center; }
.species-card-image img { width:100%; height:100%; object-fit:contain; min-width:0; }
.species-card-ai { display:block; padding:7px 20px 0; color:var(--muted); font:.7rem/1.4 Manrope,system-ui,sans-serif; }
.species-card-copy { padding:20px; display:flex; flex:1; flex-direction:column; align-items:flex-start; gap:12px; }
.species-card-copy h2 { margin:0; font:700 1.22rem/1.45 Literata,Georgia,serif; overflow-wrap:anywhere; }
.species-card-copy .text-link { margin-top:auto; font-size:.84rem; }
.species-pagination { display:flex; align-items:center; justify-content:space-between; gap:12px; margin:30px 0; font-size:.85rem; }
.species-scientific { margin-top:4px; font-size:.98rem; }
.species-exam-name { margin-bottom:6px; }
.species-figure { margin:24px 0; }
.species-image-frame { background:#edf1eb; border-radius:12px; padding:12px; }
.species-image-frame img { display:block; width:100%; height:auto; aspect-ratio:20/13; object-fit:contain; margin:0; max-height:430px; }
.species-credit { margin:10px 0 0; font-size:.75rem; line-height:1.6; color:var(--muted); overflow-wrap:anywhere; }
.species-credit p { margin:5px 0; }
.species-credit-ai .species-ai-label { color:var(--teal-dark); font-weight:700; }
.species-credit summary { min-height:44px; padding:8px 0; cursor:pointer; }
.species-traits { padding-left:24px; color:var(--teal-dark); }
.species-traits li { margin:14px 0; padding-left:7px; }
.species-similar section { border-top:1px solid var(--line); padding:18px 0; }
.species-similar h3, .species-result h3 { font:700 1.08rem/1.5 Literata,Georgia,serif; margin:0 0 10px; }
.species-practice-start { margin-top:28px; }
.species-practice-start h2, .species-exercise h2, .species-results > h2 { margin-top:8px; font-size:clamp(1.4rem,3vw,2rem); }
.species-answer-form label { display:grid; gap:8px; font-weight:700; }
.species-answer-form input { min-height:50px; width:100%; }
.species-exercise-actions { display:flex; flex-wrap:wrap; gap:12px; margin:18px 0; }
.species-result { padding:25px 0; border-top:1px solid var(--line); margin-top:25px; }
.species-result h3 { margin-top:12px; }
.species-result h3 span { display:block; font:500 .88rem/1.6 Manrope,system-ui,sans-serif; color:var(--muted); }
.species-results .species-figure { max-width:430px; }
.species-image-error { font-size:.87rem; }
.species-comparison { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:22px; align-items:start; }
.species-comparison .reader { min-width:0; width:100%; padding:30px; }
.species-comparison h1 { font-size:clamp(1.6rem,2.4vw,2.2rem); overflow-wrap:anywhere; }
@media(max-width:850px) { .species-grid { grid-template-columns:repeat(2,minmax(0,1fr)); } .species-comparison { grid-template-columns:1fr; } .species-comparison .reader { max-width:738px; padding:27px 20px; } }
@media(max-width:520px) { .species-grid { grid-template-columns:1fr; gap:18px; } .species-card-copy { padding:18px; } .species-tabs button { flex:1 1 100%; } .species-pagination { flex-wrap:wrap; justify-content:center; } .species-pagination span { text-align:center; } .species-exercise-actions .button { flex:1 1 100%; } }
.source-links a { overflow-wrap: anywhere; }
.practical-toolbar { display:flex; flex-wrap:wrap; justify-content:space-between; align-items:center; gap:12px; margin:0 0 24px; }
.study-filters input[type="search"] { width:100%; min-height:48px; padding:12px 14px; border:1px solid #b6cac0; border-radius:8px; background:#fff; color:var(--deep); font:inherit; }
.practical-toolbar .species-tabs { margin:0; }
.practical-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:22px; }
.practical-card { border:1px solid var(--line); border-radius:14px; overflow:hidden; background:#fff; color:var(--deep); text-decoration:none; }
.practical-card:hover { border-color:var(--green); }
.practical-card-image, .practical-card-placeholder { position:relative; height:200px; background:#faf9f4; display:grid; place-items:center; }
.practical-card-image img { width:100%; height:100%; object-fit:contain; padding:12px; }
.practical-card-media-tag { position:absolute; right:9px; bottom:9px; padding:4px 7px; border-radius:5px; background:rgba(19,55,43,.91); color:#fff; font-size:.67rem; font-weight:700; line-height:1.2; }
.practical-card-placeholder { font:500 4rem Literata,serif; }
.practical-card-copy { padding:22px; }
.practical-card h2 { font-size:1.23rem; margin:14px 0 8px; overflow-wrap:anywhere; }
.practical-card-rod { color:var(--muted); font-size:.79rem; line-height:1.5; margin:0 0 18px; }
.practical-task { padding:20px; border-left:4px solid var(--gold-deep); background:#fff5e5; margin:24px 0; border-radius:0 12px 12px 0; }
.practical-task h2 { font-size:1.14rem; margin:0 0 12px; }
.practical-task h3 { font:700 .8rem Manrope,system-ui,sans-serif; margin:20px 0 8px; }
.practical-task p { margin:0; }
.practical-rod-overview { margin:28px 0 30px; padding:22px; border:1px solid var(--line); border-radius:14px; background:linear-gradient(155deg,#f4f7f0,#fff 72%); overflow:hidden; }
.practical-rod-overview h2 { font-size:clamp(1.3rem,2.2vw,1.7rem); margin:6px 0 12px; }
.practical-rod-name { font:700 1.05rem/1.5 Manrope,system-ui,sans-serif; margin:0 0 3px; }
.practical-rod-example { color:var(--muted); font-size:.9rem; margin:0; }
.practical-rod-graphic { display:block; width:100%; height:auto; margin:16px 0 8px; border-radius:9px; background:#f4f0ea; }
.practical-rod-note { margin:0; font-size:.76rem; }
.practical-figure { margin:24px 0 32px; }
.practical-image-frame { background:#faf9f4; border:1px solid var(--line); border-radius:12px; overflow:hidden; }
.practical-image-frame img { display:block; width:100%; height:auto; max-height:640px; object-fit:contain; margin:0; }
.practical-rig-assembly { margin:30px 0 0; }
.practical-rig-assembly h2 { margin-bottom:8px; }
.practical-rig-direction { margin:0 0 14px; font-size:.9rem; }
.practical-rig-branch-note { margin:0 0 14px; padding:11px 13px; border-left:3px solid var(--gold-deep); background:#fff5e5; border-radius:0 8px 8px 0; font-size:.86rem; }
.practical-rig-pair { display:grid; grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr); align-items:start; gap:16px; }
.practical-rig-route { min-width:0; padding:15px; border:1px solid var(--line); border-radius:12px; background:#f3f7f2; }
.practical-rig-route h3 { margin:0 0 12px; font:700 .88rem/1.4 Manrope,system-ui,sans-serif; }
.practical-rig-flow { list-style:none; display:grid; gap:8px; padding:0; margin:0; }
.practical-reader .practical-rig-part { display:block; min-width:0; margin:0; padding:0; border:1px solid #d8e3d7; border-radius:9px; background:#fff; }
.practical-rig-part-button { display:grid; grid-template-columns:30px minmax(0,1fr); align-items:center; gap:9px; width:100%; min-height:50px; padding:10px; border:0; border-radius:8px; background:transparent; color:inherit; font:inherit; text-align:left; cursor:pointer; touch-action:manipulation; }
.practical-rig-part-button:hover, .practical-rig-part-button.is-active { background:#fff1d8; }
.practical-rig-part-button:focus-visible, .practical-rig-marker:focus-visible { outline:3px solid var(--gold-deep); outline-offset:3px; }
.practical-rig-number { width:29px; height:29px; display:grid; place-items:center; border-radius:50%; background:var(--deep); color:#fff; font:800 .8rem/1 Manrope,system-ui,sans-serif; }
.practical-rig-part-copy { min-width:0; overflow-wrap:anywhere; }
.practical-rig-part-copy strong { display:block; font-size:.81rem; line-height:1.42; }
.practical-rig-part-copy small { display:block; margin:0 0 3px; color:var(--gold-deep); font-size:.69rem; font-weight:800; line-height:1.3; text-transform:uppercase; letter-spacing:.03em; }
.practical-rig-flow-fork .practical-rig-part:nth-child(4) { margin-left:14px; border-color:#dec08b; background:#fffaf1; }
.practical-rig-flow-fork .practical-rig-part:nth-child(5) { margin-left:14px; border-color:#b8d1c1; }
.practical-rig-realistic { min-width:0; margin:0; }
.practical-rig-realistic h3 { margin:0 0 10px; font:700 .9rem/1.4 Manrope,system-ui,sans-serif; }
.practical-rig-image { position:relative; overflow:hidden; border:1px solid var(--line); border-radius:12px; background:#faf9f4; scroll-margin-top:20px; }
.practical-rig-realistic img { display:block; width:100%; height:auto; }
.practical-rig-annotations, .practical-rig-markers { position:absolute; inset:0; }
.practical-rig-annotations { pointer-events:none; }
.practical-rig-markers { pointer-events:none; }
.practical-rig-highlight { position:absolute; z-index:1; box-sizing:border-box; border:3px solid #c57d16; border-radius:50%; background:rgba(246,185,70,.20); box-shadow:0 0 0 4px rgba(255,255,255,.75),0 0 20px rgba(76,54,12,.28); opacity:0; transition:opacity .18s ease; }
.practical-rig-highlight.is-active { opacity:1; }
.practical-rig-marker { position:absolute; z-index:2; display:grid; place-items:center; width:39px; height:39px; padding:0; transform:translate(-50%,-50%); border:2px solid #fff; border-radius:50%; background:#173c33; color:#fff; box-shadow:0 2px 8px rgba(0,0,0,.32); font:800 .88rem/1 Manrope,system-ui,sans-serif; cursor:pointer; pointer-events:auto; touch-action:manipulation; }
.practical-rig-marker:hover, .practical-rig-marker.is-active { background:#e8b765; color:#122e28; box-shadow:0 2px 10px rgba(0,0,0,.4); }
.practical-rig-realistic figcaption { margin:10px 2px 0; color:var(--muted); font-size:.76rem; line-height:1.5; }
.practical-rig-realistic figcaption strong { display:block; margin-bottom:7px; color:var(--deep); font-size:.95rem; line-height:1.4; }
.practical-rig-realistic figcaption span { display:block; }
.practical-rig-steps { list-style:none; padding:0; margin:0; display:grid; gap:10px; }
.practical-reader .practical-rig-steps li { position:relative; margin:0; padding:15px 16px 15px 53px; border:1px solid var(--line); border-radius:10px; background:#fff; }
.practical-rig-step-number { position:absolute; left:14px; top:15px; width:27px; height:27px; display:grid; place-items:center; border-radius:50%; background:#e9bd76; color:var(--deep); font:800 .79rem/1 Manrope,system-ui,sans-serif; }
.practical-figure figcaption { font-size:.76rem; line-height:1.5; color:var(--muted); padding:10px 2px 0; overflow-wrap:anywhere; }
.practical-figure figcaption p { margin:4px 0; }
.practical-figure summary { min-height:44px; padding:12px 0; cursor:pointer; }
.practical-equipment, .practical-components, .practical-legend, .practical-accessories, .practical-mistakes, .practical-steps { padding-left:24px; }
.practical-reader li { margin:12px 0; padding-left:5px; }
.practical-reader h2 { margin-top:34px; }
.practical-task h2 { margin-top:0; }
.practical-grading { margin:26px 0; padding:18px; border:1px solid var(--line); border-radius:10px; }
.practical-grading summary { cursor:pointer; min-height:44px; font-weight:700; }
.practical-grading dl { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:12px; }
.practical-grading dl > div { border-top:1px solid var(--line); padding-top:10px; }
.practical-grading dt { font-weight:700; }
.practical-grading dd { margin:2px 0 0; font-size:.82rem; color:var(--muted); }
.practical-self { padding:20px; background:#edf3ec; border-radius:12px; margin:30px 0; }
.practical-self h2 { margin-top:0; }
.practical-checklist { display:grid; gap:13px; }
.practical-checklist label { display:grid; grid-template-columns:24px minmax(0,1fr); gap:12px; align-items:start; min-height:44px; cursor:pointer; }
.practical-checklist input { width:22px; height:22px; margin:5px 0 0; accent-color:var(--green); }
.practical-self [data-practical-counter] { font-size:.85rem; font-weight:700; margin:18px 0 0; }
@media(max-width:850px) { .practical-grid { grid-template-columns:repeat(2,minmax(0,1fr)); } }
@media(max-width:640px) { .practical-rig-pair { grid-template-columns:1fr; } .practical-rig-realistic { width:100%; max-width:430px; margin:0 auto; } }
@media(max-width:520px) { .practical-grid { grid-template-columns:1fr; } .practical-toolbar > .button { width:100%; white-space:normal; } .practical-toolbar .species-tabs { width:100%; } .practical-card-image { height:210px; } .practical-self { padding:16px; } .practical-grading dl { grid-template-columns:1fr; } .practical-task, .practical-rod-overview { padding:16px; } }
.source-date { margin-top: 30px; font-size: .85rem; }
.catalogue-overview { max-width: 650px; color: var(--muted); font-size: .87rem; }
.material-card .catalogue-status { display: block; margin-top: 6px; color: var(--muted); font-weight: 500; font-size: .76rem; }
.catalogue-note p { margin: 0; }
.catalogue-options { padding: 0; list-style: none; }
.catalogue-options .answer-choice { cursor: default; }
.simulation-intro { max-width: 760px; padding: 37px; border: 1px solid #c7deca; border-radius: 16px; background: #e6f1e7; }
.simulation-intro h2 { margin: 12px 0; }
.simulation-intro p { max-width: 570px; color: var(--muted); }
.language-note { max-width: 850px; margin: 0 0 16px; padding: 12px 16px; border-left: 3px solid var(--gold-deep); background: #fff4e3; color: #62451e; font-size: .9rem; line-height: 1.5; }
.simulation-quiz { max-width: 850px; }
.quiz-private-note { max-width: 430px; color: var(--muted); font-size: .75rem; line-height: 1.45; }
.simulation-result .result-score { justify-content: start; }
.simulation-result .result-score p { margin: 5px 0 0; color: var(--muted); font-size: .85rem; }
.simulation-result .result-score h2 { margin: 0; font-size: 1.5rem; }
.review-heading { margin: 37px 0 15px; font-size: 1.5rem; }

.site-footer { padding: 45px 0 50px; border-top: 1px solid #d6e3d8; background: #edf3ec; }
.footer-inner { width: min(1180px, calc(100% - 48px)); margin: auto; display: grid; grid-template-columns: 1fr 1.3fr auto; gap: 30px; color: #587367; font-size: .81rem; }
.footer-inner strong { color: var(--deep); font: 800 1.1rem Manrope, system-ui, sans-serif; }
.footer-inner p { margin: 5px 0 0; }
.footer-legal { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 12px; }
.footer-legal a { padding-block: 10px; }
.toast { position: fixed; z-index: 99; left: 50%; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); width: min(550px, calc(100% - 32px)); padding: 15px 19px; border-radius: 10px; background: var(--deep); color: white; box-shadow: var(--shadow); text-align: center; font-weight: 700; }
.toast[hidden] { display: none; }

@media (max-width: 1100px) {
  .header-inner { gap: 23px; }
  .primary-nav { gap: 17px; }
  .hero { gap: 29px; }
  .dashboard-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 800px) {
  .header-inner { min-height: 74px; flex-wrap: wrap; justify-content: space-between; gap: 0 12px; padding-block: 10px; }
  .primary-nav { order: 3; width: 100%; justify-content: space-between; gap: 12px; margin: 10px 0 -9px; }
  .primary-nav a { flex: 1; justify-content: center; text-align: center; padding-bottom: 11px; font-size: .81rem; }
  .header-actions { margin-left: auto; }
  .header-cta { display: none; }
  .hero { grid-template-columns: 1fr; min-height: 0; padding-block: 60px 75px; }
  .hero-copy { max-width: 680px; }
  .hero-visual { min-height: 0; }
  .section-heading { align-items: start; flex-direction: column; gap: 13px; }
  .section-heading p { width: 100%; max-width: 650px; }
  .path-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .demo-layout { grid-template-columns: 1fr; }
  .demo-layout .page-intro { grid-column: auto; }
  .demo-aside { display: none; }
  .pricing-grid { gap: 35px; }
  .auth-layout { grid-template-columns: 1fr; }
  .auth-art { min-height: 235px; padding: 35px 24px; }
  .auth-art .eyebrow { top: 29px; left: 24px; }
  .auth-art h2 { margin: auto 0 5px; font-size: 2rem; }
  .auth-art p { margin-bottom: 0; font-size: .88rem; }
  .auth-orbit { top: -90px; left: 75%; }
  .auth-form-wrap { padding: 45px 24px 65px; }
  .footer-inner { grid-template-columns: 1fr 1.2fr; }
  .footer-inner > span { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .wrap { width: min(100% - 32px, 480px); }
  .header-inner { width: calc(100% - 32px); }
  .brand-symbol { width: 36px; height: 36px; border-radius: 10px; }
  .brand-word { font-size: 1.09rem; }
  .brand-subtitle { font-size: .57rem; }
  .language-switch button { min-width: 44px; min-height: 44px; padding: 7px 5px; }
  .hero { gap: 32px; padding-block: 48px 65px; }
  .hero h1 { margin: 19px 0; font-size: clamp(2.34rem, 10vw, 3.7rem); }
  .hero-lead { font-size: .99rem; }
  .hero .button-row { align-items: stretch; }
  .hero .button-row .button { flex: 1 1 100%; }
  .hero-visual { gap: 13px; padding: 23px; border-radius: 18px; }
  .preview-paper { padding: 20px 19px; }
  .preview-question { font-size: 1.13rem; }
  .preview-options li { font-size: .78rem; padding: 7px 0; }
  .section { padding: 62px 0; }
  .path-grid, .process-grid, .dashboard-grid { grid-template-columns: 1fr; }
  .path-card, .dashboard-card { min-height: 98px; padding: 16px 6px; }
  .process-grid { gap: 15px; }
  .process-grid > div { padding-top: 16px; }
  .process-number { margin-bottom: 11px; }
  .offer-band { display: block; margin-top: 60px; padding: 33px 26px; }
  .offer-band-right { margin-top: 24px; justify-items: start; }
  .offer-band-right > span { font-size: 2rem; }
  .disclaimer { margin-bottom: 55px; }
  .page-shell { padding-block: 44px 70px; }
  .demo-layout.page-shell { gap: 12px; padding-top: 18px; }
  .demo-intro { margin-bottom: 0; }
  .demo-intro .eyebrow { font-size: .7rem; }
  .demo-intro h1 { margin: 4px 0 5px; font-family: Manrope, system-ui, sans-serif; font-size: 1.48rem; font-weight: 700; line-height: 1.2; letter-spacing: -.025em; }
  .demo-intro p { max-width: 40ch; font-size: .8rem; line-height: 1.4; }
  .page-intro h1 { font-size: clamp(2rem, 8vw, 2.9rem); }
  .quiz-panel { padding: 19px 18px; box-shadow: none; }
  .quiz-panel > .progress-rail { margin: 12px 0 18px; }
  .quiz-panel h2 { margin-bottom: 12px; font-size: 1.34rem; line-height: 1.3; }
  .quiz-hint { margin: 13px 0 8px; }
  .answer-list { gap: 8px; }
  .answer-choice { min-height: 58px; padding: 10px 12px; }
  .quiz-controls { align-items: stretch; flex-direction: column-reverse; }
  .quiz-controls .button { width: 100%; }
  .quiz-controls .text-link { text-align: center; }
  .result-score { flex-wrap: wrap; }
  .result-score .progress-rail { min-width: calc(100% - 110px); }
  .result-score .button { width: 100%; }
  .review-item > div { padding-left: 20px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .plan-top, .feature-list { padding-inline: 24px; }
  .plan-bottom { margin-inline: 24px; }
  .pricing-aside { padding-top: 18px; }
  .auth-art { min-height: 225px; }
  .auth-art p { display: none; }
  .auth-form-wrap { padding-top: 36px; }
  .account-head { align-items: start; }
  .account-head .button { padding-inline: 10px; font-size: .76rem; }
  .access-card { min-height: 260px; padding: 27px 23px; }
  .access-icon { right: 8px; font-size: 10rem; }
  .dashboard-heading { display: block; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .progress-summary { align-items: start; flex-direction: column; padding: 22px; }
  .guest-panel { padding: 23px; }
  .guest-panel > div:last-child { display: grid; width: 100%; gap: 10px; }
  .guest-panel .button { margin: 0; }
  .lock-panel { padding: 28px 23px; }
  .lock-panel .button-row { align-items: stretch; width: 100%; }
  .lock-panel .button { width: 100%; }
  .material-card { flex-wrap: wrap; }
  .study-filters { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .material-card .chip { max-width: 100%; }
  .material-card strong { min-width: min(100%, 160px); }
  .reader-navigation { align-items: stretch; }
  .reader-navigation .button, .reader-navigation .text-button { flex: 1 1 100%; }
  .reader { padding: 27px 20px; }
  .content-page > .text-link { padding-inline: 21px; }
  .reader-actions .chip { width: 100%; }
  .reader-actions .button { flex: 1 1 100%; }
  .simulation-intro { padding: 28px 23px; }
  .simulation-result .result-score { display: block; }
  .simulation-result .result-score strong { display: block; margin-bottom: 10px; }
  .footer-inner { width: calc(100% - 32px); grid-template-columns: 1fr; gap: 17px; }
  .footer-inner > span { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}