:root {
    --green-900: #0b4f39;
    --green-800: #126044;
    --green-700: #19754f;
    --green-600: #23895d;
    --green-100: #e9f6ef;
    --green-50: #f4faf7;
    --blue-700: #315fb4;
    --blue-100: #eaf1ff;
    --gold-700: #94651c;
    --gold-100: #fff4d9;
    --ink: #17221d;
    --muted: #5e6b65;
    --soft: #f3f6f4;
    --line: #dce5e0;
    --white: #ffffff;
    --shadow: 0 18px 50px rgba(24, 48, 36, 0.09);
    --shadow-soft: 0 10px 28px rgba(24, 48, 36, 0.07);
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --shell: 1180px;
    --header-height: 68px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 16px);
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--white);
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    letter-spacing: 0;
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select,
textarea {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

img {
    display: block;
    max-width: 100%;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1,
h2,
h3 {
    letter-spacing: 0;
    line-height: 1.14;
}

h1 {
    font-size: clamp(2rem, 1.4rem + 3vw, 3.25rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
    font-weight: 750;
}

h3 {
    font-size: clamp(1.15rem, 4vw, 1.4rem);
    font-weight: 700;
}

.shell {
    width: min(var(--shell), calc(100% - 36px));
    margin-inline: auto;
}

.skip-link {
    position: fixed;
    z-index: 1200;
    top: 10px;
    left: 10px;
    padding: 10px 16px;
    border-radius: 8px;
    background: var(--ink);
    color: var(--white);
    transform: translateY(-150%);
}

.skip-link:focus {
    transform: translateY(0);
}

:focus-visible {
    outline: 3px solid rgba(49, 95, 180, 0.42);
    outline-offset: 3px;
}

.public-header {
    position: sticky;
    z-index: 900;
    top: 0;
    height: var(--header-height);
    border-bottom: 1px solid rgba(220, 229, 224, 0.88);
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(14px);
    transition: box-shadow 180ms ease;
}

.public-header.is-scrolled {
    box-shadow: 0 8px 24px rgba(24, 48, 36, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--ink);
    font-size: 1.18rem;
    font-weight: 800;
    line-height: 1;
}

.brand img {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    object-fit: contain;
}

.desktop-nav,
.desktop-actions {
    display: none;
}

.menu-toggle,
.menu-close {
    display: inline-grid;
    width: 44px;
    height: 44px;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 10px;
    color: var(--ink);
    background: var(--white);
    cursor: pointer;
}

.menu-toggle i {
    font-size: 1.55rem;
}

.nav-overlay {
    position: fixed;
    z-index: 980;
    inset: 0;
    background: rgba(10, 18, 14, 0.56);
    opacity: 0;
    transition: opacity 180ms ease;
}

.nav-overlay.is-visible {
    opacity: 1;
}

.mobile-drawer {
    position: fixed;
    z-index: 1000;
    top: 0;
    right: 0;
    display: flex;
    width: min(88vw, 360px);
    height: 100dvh;
    flex-direction: column;
    padding: 18px;
    background: var(--white);
    box-shadow: -24px 0 60px rgba(10, 25, 17, 0.2);
    transform: translateX(105%);
    visibility: hidden;
    transition: transform 220ms ease, visibility 220ms ease;
}

.mobile-drawer.is-open {
    transform: translateX(0);
    visibility: visible;
}

.drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--line);
}

.mobile-nav {
    display: grid;
    gap: 4px;
    padding: 18px 0;
    overflow-y: auto;
}

.mobile-nav a {
    display: flex;
    min-height: 48px;
    align-items: center;
    gap: 13px;
    padding: 10px 12px;
    border-radius: 10px;
    color: #33423b;
    font-weight: 600;
}

.mobile-nav a:hover,
.mobile-nav a:focus-visible {
    color: var(--green-800);
    background: var(--green-50);
}

.mobile-nav i {
    width: 22px;
    color: var(--green-700);
    text-align: center;
}

.drawer-actions {
    display: grid;
    gap: 10px;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--line);
}

.button {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 11px 18px;
    border: 1px solid transparent;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.2;
    transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button-primary {
    color: var(--white);
    background: var(--green-700);
}

.button-primary:hover {
    background: var(--green-800);
}

.button-secondary {
    border-color: #cbd8d1;
    color: var(--ink);
    background: var(--white);
}

.button-secondary:hover {
    border-color: var(--green-700);
    color: var(--green-800);
}

.button-small {
    min-height: 42px;
    padding: 9px 16px;
}

.button-glass,
.button-outline-light {
    border-color: rgba(255, 255, 255, 0.58);
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.button-glass:hover,
.button-outline-light:hover {
    background: rgba(255, 255, 255, 0.18);
}

.button-light {
    color: var(--green-900);
    background: var(--white);
}

.hero {
    position: relative;
    display: flex;
    min-height: calc(100svh - var(--header-height) - 78px);
    align-items: center;
    overflow: hidden;
    color: var(--white);
    background-color: #17372a;
    background-image: var(--hero-image);
    background-position: 62% center;
    background-size: cover;
}

.hero-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(7, 28, 20, 0.91) 0%, rgba(8, 35, 24, 0.76) 48%, rgba(8, 32, 23, 0.2) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-block: 64px;
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    color: var(--green-700);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    line-height: 1.4;
    text-transform: uppercase;
}

.eyebrow-light {
    color: #a8ecc8;
}

.hero h1 {
    max-width: 700px;
    margin-bottom: 12px;
}

.hero-positioning {
    max-width: 700px;
    margin-bottom: 16px;
    color: #f8d66d;
    font-size: clamp(1.0625rem, 0.98rem + 0.45vw, 1.35rem);
    font-weight: 650;
    line-height: 1.45;
}

.hero-copy {
    max-width: 700px;
    margin-bottom: 28px;
    color: rgba(255, 255, 255, 0.88);
    font-size: clamp(1rem, 0.92rem + 0.4vw, 1.18rem);
    line-height: 1.7;
}

.hero-actions,
.inline-actions,
.final-actions {
    display: flex;
    flex-direction: column;
    gap: 11px;
}

.hero-value-row {
    display: flex;
    max-width: 700px;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 22px;
}

.hero-value-row span {
    display: inline-flex;
    min-height: 30px;
    align-items: center;
    gap: 6px;
    padding: 5px 9px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.78);
    background: rgba(7, 28, 20, 0.18);
    font-size: 0.76rem;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
}

.hero-value-row .is-featured {
    border-color: rgba(145, 235, 184, 0.44);
    color: #b8f1d1;
    background: rgba(41, 137, 88, 0.2);
}

.value-strip {
    border-bottom: 1px solid var(--line);
    background: var(--white);
}

.value-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    padding-block: 16px;
}

.value-grid > div {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 10px;
    padding: 9px 5px;
}

.value-grid i {
    flex: 0 0 auto;
    color: var(--green-700);
    font-size: 1.15rem;
}

.value-grid span {
    display: block;
    color: var(--muted);
    font-size: 0.73rem;
    line-height: 1.35;
}

.value-grid strong {
    display: block;
    color: var(--ink);
    font-size: 0.78rem;
}

.section {
    padding-block: 72px;
}

.section-tint {
    background: var(--soft);
}

.section-dark {
    color: var(--white);
    background: #10271e;
}

.section-heading {
    max-width: 690px;
    margin-bottom: 34px;
}

.section-heading.centered {
    margin-inline: auto;
    text-align: center;
}

.section-heading.centered .eyebrow {
    justify-content: center;
}

.section-heading h2,
.section-copy h2 {
    margin-bottom: 16px;
}

.section-heading > p:last-child,
.section-copy > p:not(.eyebrow) {
    color: var(--muted);
    font-size: 1rem;
}

.section-dark .section-copy > p:not(.eyebrow),
.section-dark .fine-print {
    color: rgba(255, 255, 255, 0.72);
}

.path-grid,
.experience-grid,
.price-cards {
    display: grid;
    gap: 16px;
}

.path-card {
    min-width: 0;
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--white);
    box-shadow: var(--shadow-soft);
}

.path-junior {
    border-top: 4px solid #55b978;
}

.path-senior {
    border-top: 4px solid #5a83d6;
}

.path-educator {
    border-top: 4px solid #a779c8;
}

.path-icon,
.experience-icon {
    display: grid;
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
    place-items: center;
    border-radius: 12px;
    color: var(--green-800);
    background: var(--green-100);
    font-size: 1.25rem;
}

.path-senior .path-icon {
    color: var(--blue-700);
    background: var(--blue-100);
}

.path-educator .path-icon {
    color: #76509c;
    background: #f0e8fa;
}

.card-kicker {
    margin-bottom: 7px;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.path-card h3 {
    margin-bottom: 11px;
}

.path-card > p:not(.card-kicker) {
    color: var(--muted);
    font-size: 0.94rem;
}

.path-links {
    display: grid;
    gap: 8px;
    margin-top: 20px;
}

.path-links a,
.text-arrow {
    color: var(--green-800);
    font-weight: 700;
}

.path-links a:last-child {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 600;
}

.split-layout,
.resource-layout,
.pricing-layout,
.ai-layout {
    display: grid;
    gap: 38px;
    align-items: center;
}

.check-list {
    display: grid;
    gap: 10px;
    margin: 24px 0 28px;
    padding: 0;
    list-style: none;
}

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: #35463e;
    font-weight: 600;
}

.check-list i {
    color: var(--green-700);
    font-size: 1.15rem;
}

.product-window {
    min-width: 0;
    overflow: hidden;
    border: 1px solid #ccd9d2;
    border-radius: var(--radius-md);
    background: var(--white);
    box-shadow: var(--shadow);
}

.window-bar {
    display: flex;
    height: 48px;
    align-items: center;
    gap: 6px;
    padding: 0 16px;
    border-bottom: 1px solid var(--line);
    color: var(--muted);
    background: #fafcfb;
    font-size: 0.78rem;
}

.window-bar span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #c3cec8;
}

.window-bar strong {
    margin-left: 7px;
    color: var(--ink);
}

.mock-tabs {
    display: flex;
    gap: 22px;
    padding: 17px 18px 0;
    border-bottom: 1px solid var(--line);
    font-size: 0.8rem;
    font-weight: 700;
}

.mock-tabs span {
    padding-bottom: 10px;
}

.mock-tabs .active {
    color: var(--green-800);
    border-bottom: 2px solid var(--green-700);
}

.mock-subjects {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    padding: 14px 18px;
}

.mock-subjects small {
    width: 100%;
    color: var(--muted);
    font-size: 0.6rem;
    font-weight: 800;
}

.mock-subjects span {
    padding: 5px 9px;
    border: 1px solid #bcd6c7;
    border-radius: 999px;
    color: var(--green-900);
    background: var(--green-50);
    font-size: 0.66rem;
    font-weight: 700;
}

.mock-filter-row {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 7px;
    padding: 0 18px 14px;
}

.mock-filter-row > span,
.mock-filter-row button {
    display: flex;
    min-width: 0;
    min-height: 34px;
    align-items: center;
    justify-content: space-between;
    padding: 6px 9px;
    border: 1px solid var(--line);
    border-radius: 7px;
    color: var(--muted);
    background: var(--white);
    font-size: 0.63rem;
}

.mock-filter-row button {
    border-color: var(--green-700);
    color: var(--white);
    background: var(--green-700);
    font-weight: 700;
}

.paper-result {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 11px;
    align-items: center;
    margin: 0 18px 12px;
    padding: 13px;
    border: 1px solid var(--line);
    border-radius: 10px;
}

.paper-file {
    display: grid;
    width: 36px;
    height: 36px;
    place-items: center;
    border-radius: 8px;
    color: var(--blue-700);
    background: var(--blue-100);
}

.paper-result div:nth-child(2) {
    display: grid;
    min-width: 0;
}

.paper-result small,
.paper-result span {
    overflow: hidden;
    color: var(--muted);
    font-size: 0.56rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.paper-result strong {
    overflow: hidden;
    font-size: 0.72rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.paper-save {
    color: var(--green-700);
}

.muted-result {
    opacity: 0.72;
}

.practice-window {
    padding-bottom: 18px;
}

.practice-window > :not(.window-bar) {
    margin-right: 18px;
    margin-left: 18px;
}

.practice-window .mock-label {
    margin-top: 22px;
    margin-bottom: 8px;
    color: var(--blue-700);
    font-size: 0.65rem;
    font-weight: 800;
}

.practice-window h3 {
    margin-bottom: 17px;
    font-size: 1rem;
}

.answer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.answer-grid span {
    padding: 9px 11px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--muted);
    font-size: 0.72rem;
}

.answer-grid .selected {
    border-color: var(--green-600);
    color: var(--green-900);
    background: var(--green-50);
    font-weight: 700;
}

.answer-feedback {
    display: flex;
    gap: 10px;
    margin-top: 14px;
    padding: 11px;
    border-radius: 9px;
    color: var(--green-900);
    background: var(--green-100);
    font-size: 0.72rem;
}

.answer-feedback p {
    margin: 1px 0 0;
    color: #416151;
}

.mock-progress {
    height: 5px;
    margin-top: 18px;
    margin-bottom: 7px;
    overflow: hidden;
    border-radius: 999px;
    background: #e6ece9;
}

.mock-progress span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: var(--blue-700);
}

.practice-window > small {
    display: block;
    color: var(--muted);
    font-size: 0.62rem;
}

.study-document-action {
    display: flex;
    flex-direction: column;
    gap: 11px;
    align-items: flex-start;
}

.study-document-action > span {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 600;
}

.study-document-action > span i {
    color: var(--green-700);
}

.study-document-window {
    background: #f6f9f7;
}

.study-mock-head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 11px;
    align-items: center;
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
    background: var(--white);
}

.study-mock-file {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border-radius: 9px;
    color: #b84444;
    background: #fbecec;
}

.study-mock-head > div:nth-child(2) {
    display: grid;
    min-width: 0;
}

.study-mock-head strong,
.study-mock-head small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.study-mock-head strong {
    font-size: 0.78rem;
}

.study-mock-head small {
    color: var(--muted);
    font-size: 0.62rem;
}

.study-mock-ready {
    display: inline-flex;
    gap: 4px;
    align-items: center;
    color: var(--green-800);
    font-size: 0.64rem;
    font-weight: 750;
}

.study-mock-workspace {
    display: grid;
    gap: 12px;
    padding: 14px;
}

.study-mock-page,
.study-mock-tutor {
    min-width: 0;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--white);
}

.study-mock-page {
    min-height: 210px;
    padding: 15px;
}

.study-mock-page-bar {
    display: flex;
    justify-content: space-between;
    margin: -15px -15px 15px;
    padding: 8px 11px;
    border-bottom: 1px solid var(--line);
    color: var(--muted);
    background: #fafcfb;
    font-size: 0.6rem;
}

.study-mock-page > small {
    color: var(--green-700);
    font-size: 0.56rem;
    font-weight: 800;
}

.study-mock-page h3 {
    margin: 5px 0 8px;
    font-size: 0.84rem;
}

.study-mock-page p {
    color: var(--muted);
    font-size: 0.64rem;
    line-height: 1.55;
}

.study-mock-diagram {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 5px;
    margin-top: 16px;
}

.study-mock-diagram span {
    display: grid;
    min-height: 46px;
    place-items: center;
    padding: 5px;
    border: 1px solid #c8dfd2;
    border-radius: 8px;
    color: var(--green-900);
    background: var(--green-50);
    font-size: 0.54rem;
    font-weight: 700;
    text-align: center;
}

.study-mock-tutor {
    display: grid;
    gap: 10px;
    align-content: start;
    padding: 13px;
}

.study-mock-tutor-head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 8px;
    align-items: center;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
}

.study-mock-tutor-head > span {
    display: grid;
    width: 30px;
    height: 30px;
    place-items: center;
    border-radius: 8px;
    color: var(--green-800);
    background: var(--green-100);
}

.study-mock-tutor-head > div {
    display: grid;
}

.study-mock-tutor-head strong {
    font-size: 0.7rem;
}

.study-mock-tutor-head small {
    color: var(--muted);
    font-size: 0.56rem;
}

.study-mock-question {
    justify-self: end;
    max-width: 84%;
    padding: 8px 10px;
    border-radius: 9px 9px 2px 9px;
    color: #244238;
    background: #e5f2eb;
    font-size: 0.62rem;
}

.study-mock-answer {
    padding: 10px;
    border: 1px solid #dce6e0;
    border-radius: 2px 9px 9px;
    font-size: 0.62rem;
}

.study-mock-answer strong {
    display: block;
    margin-bottom: 5px;
}

.study-mock-answer p {
    margin-bottom: 7px;
    color: var(--muted);
    line-height: 1.5;
}

.study-mock-answer small {
    color: var(--green-800);
    font-weight: 700;
}

.study-mock-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.study-mock-suggestions span {
    padding: 5px 7px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: #43534b;
    background: #fafcfb;
    font-size: 0.54rem;
    font-weight: 650;
}

.study-mock-composer {
    display: flex;
    min-height: 34px;
    align-items: center;
    justify-content: space-between;
    padding: 7px 9px;
    border: 1px solid var(--line);
    border-radius: 9px;
    color: var(--muted);
    font-size: 0.58rem;
}

.study-mock-composer i {
    color: var(--green-700);
    font-size: 1rem;
}

.ai-paths {
    display: grid;
    gap: 10px;
    margin: 26px 0 24px;
}

.ai-paths a,
.resource-links a {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 12px;
    align-items: center;
}

.ai-paths a {
    padding: 13px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.06);
}

.ai-paths a > i:first-child {
    display: grid;
    width: 36px;
    height: 36px;
    place-items: center;
    border-radius: 9px;
    color: #a8ecc8;
    background: rgba(108, 220, 158, 0.12);
}

.ai-paths span {
    display: grid;
    color: rgba(255, 255, 255, 0.66);
    font-size: 0.78rem;
}

.ai-paths strong {
    color: var(--white);
    font-size: 0.9rem;
}

.fine-print {
    margin: 13px 0 0;
    font-size: 0.75rem !important;
}

.chat-preview {
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-md);
    color: var(--ink);
    background: #f8faf9;
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.25);
}

.chat-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
    background: var(--white);
}

.chat-avatar {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border-radius: 10px;
    color: var(--green-800);
    background: var(--green-100);
}

.chat-head > div {
    display: grid;
    line-height: 1.25;
}

.chat-head small {
    color: var(--muted);
    font-size: 0.68rem;
}

.online-dot {
    width: 8px;
    height: 8px;
    margin-left: auto;
    border-radius: 50%;
    background: #3dbd72;
}

.chat-body {
    display: grid;
    gap: 13px;
    min-height: 310px;
    align-content: start;
    padding: 20px 14px;
}

.chat-message {
    max-width: 88%;
    padding: 11px 13px;
    border-radius: 12px;
    font-size: 0.78rem;
}

.user-message {
    justify-self: end;
    color: var(--white);
    background: var(--green-700);
    border-bottom-right-radius: 4px;
}

.ai-message {
    border: 1px solid var(--line);
    background: var(--white);
    border-bottom-left-radius: 4px;
}

.ai-message p {
    margin: 6px 0;
    color: var(--muted);
}

.formula {
    padding: 8px;
    border-radius: 6px;
    text-align: center;
    background: var(--soft);
    font-weight: 700;
}

.suggestion-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.suggestion-row span {
    padding: 6px 9px;
    border: 1px solid #c9d8d0;
    border-radius: 999px;
    color: var(--green-800);
    background: var(--white);
    font-size: 0.65rem;
    font-weight: 600;
}

.chat-composer {
    display: flex;
    min-height: 54px;
    align-items: center;
    justify-content: space-between;
    margin: 0 12px 12px;
    padding: 10px 13px;
    border: 1px solid var(--line);
    border-radius: 10px;
    color: #809087;
    background: var(--white);
    font-size: 0.75rem;
}

.chat-composer i {
    color: var(--green-700);
    font-size: 1.25rem;
}

.experience-card {
    min-width: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--white);
}

.image-card {
    position: relative;
    min-height: 380px;
    overflow: hidden;
    color: var(--white);
}

.image-card::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(180deg, rgba(11, 29, 21, 0.06) 25%, rgba(8, 28, 19, 0.92) 100%);
}

.image-card picture,
.image-card img {
    width: 100%;
    height: 100%;
}

.image-card img {
    position: absolute;
    inset: 0;
    object-fit: cover;
}

.image-card-copy {
    position: absolute;
    z-index: 1;
    right: 0;
    bottom: 0;
    left: 0;
    padding: 24px;
}

.image-card-copy h3 {
    margin: 10px 0 8px;
    font-size: 1.55rem;
}

.image-card-copy p {
    max-width: 430px;
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.8);
}

.image-card-copy a {
    font-weight: 700;
}

.free-badge {
    padding: 5px 8px;
    border-radius: 6px;
    color: #17452f;
    background: #b9f2d1;
    font-size: 0.7rem;
    font-weight: 800;
}

.compact-card {
    padding: 24px;
}

.compact-card p {
    color: var(--muted);
}

.experience-icon.blue {
    color: var(--blue-700);
    background: var(--blue-100);
}

.experience-icon.gold {
    color: var(--gold-700);
    background: var(--gold-100);
}

.dual-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
    margin-top: 18px;
}

.dual-links a {
    color: var(--green-800);
    font-size: 0.88rem;
    font-weight: 700;
}

.resource-image {
    overflow: hidden;
    border-radius: var(--radius-md);
    background: #dbe4df;
    box-shadow: var(--shadow);
}

.resource-image picture {
    display: block;
}

.resource-image img {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.resource-links {
    display: grid;
    gap: 10px;
    margin-top: 24px;
}

.resource-links a {
    min-height: 66px;
    padding: 11px 13px;
    border: 1px solid var(--line);
    border-radius: 11px;
    background: var(--white);
}

.resource-links a > i:first-child {
    color: var(--green-700);
    font-size: 1.15rem;
}

.resource-links span {
    display: grid;
    color: var(--muted);
    font-size: 0.73rem;
}

.resource-links strong {
    color: var(--ink);
    font-size: 0.9rem;
}

.pricing-layout .section-copy {
    align-self: start;
}

.price-card {
    padding: 23px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--white);
    box-shadow: var(--shadow-soft);
}

.price-card.featured {
    border-color: #abd2bc;
    background: var(--green-50);
}

.price-card > span {
    color: var(--green-800);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

.price-card h3 {
    margin: 8px 0 12px;
    font-size: 1.7rem;
}

.price-card h3 small {
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 500;
}

.price-card p {
    min-height: 72px;
    color: var(--muted);
    font-size: 0.88rem;
}

.price-card .button {
    width: 100%;
}

.ai-study-cta {
    padding-bottom: 72px;
}

.ai-study-cta-inner {
    display: grid;
    gap: 16px;
    align-items: center;
    padding: 22px;
    border: 1px solid #cbe0d4;
    border-radius: var(--radius-md);
    background: var(--green-50);
    box-shadow: var(--shadow-soft);
}

.ai-study-icon {
    display: grid;
    width: 46px;
    height: 46px;
    place-items: center;
    border-radius: 11px;
    color: var(--green-800);
    background: var(--white);
    box-shadow: 0 7px 18px rgba(24, 48, 36, 0.08);
    font-size: 1.2rem;
}

.ai-study-cta .eyebrow {
    margin-bottom: 5px;
}

.ai-study-cta h2 {
    margin-bottom: 7px;
    font-size: clamp(1.25rem, 1.1rem + 0.7vw, 1.55rem);
}

.ai-study-cta p:not(.eyebrow) {
    max-width: 710px;
    margin: 0;
    color: #42544b;
    font-size: 0.9rem;
}

.ai-study-cta .button {
    width: 100%;
}

.pwa-install-section {
    padding: 0 0 72px;
}

.pwa-install-card {
    display: grid;
    gap: 26px;
    align-items: center;
    overflow: hidden;
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--white);
    box-shadow: var(--shadow);
}

.pwa-install-copy h2 {
    margin-bottom: 12px;
    font-size: clamp(1.65rem, 5.5vw, 2.35rem);
}

.pwa-install-copy > p:not(.eyebrow) {
    max-width: 640px;
    margin-bottom: 20px;
    color: var(--muted);
}

.pwa-platforms {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.pwa-platforms button {
    display: inline-flex;
    min-height: 34px;
    align-items: center;
    gap: 7px;
    padding: 6px 10px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: #45564d;
    background: var(--soft);
    font-family: inherit;
    font-size: 0.78rem;
    font-weight: 650;
    cursor: pointer;
    transition: border-color 160ms ease, color 160ms ease, background-color 160ms ease, transform 160ms ease;
}

.pwa-platforms button:hover {
    border-color: #91c6a8;
    color: var(--green-800);
    background: var(--green-100);
    transform: translateY(-1px);
}

.pwa-platforms button:focus-visible {
    outline: 3px solid rgba(46, 139, 87, 0.2);
    outline-offset: 2px;
}

.pwa-platforms button.is-installed {
    cursor: default;
    opacity: 0.75;
    transform: none;
}

.pwa-platforms i {
    color: var(--green-700);
}

.pwa-install-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
}

.pwa-install-button {
    width: 100%;
    cursor: pointer;
}

.pwa-install-button.is-installed {
    color: var(--green-900);
    border-color: #bddac9;
    background: var(--green-100);
}

.pwa-install-status {
    color: var(--muted);
    font-size: 0.78rem;
}

.pwa-device-preview {
    position: relative;
    width: min(100%, 310px);
    min-height: 330px;
    justify-self: center;
    overflow: hidden;
    padding: 14px;
    border: 7px solid #20372d;
    border-radius: 30px;
    color: var(--ink);
    background: #f4f8f6;
    box-shadow: 0 22px 45px rgba(24, 48, 36, 0.18);
}

.pwa-device-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #52645b;
    font-size: 0.7rem;
}

.pwa-device-top span {
    width: 64px;
    height: 7px;
    margin-left: calc(50% - 32px);
    border-radius: 999px;
    background: #20372d;
}

.pwa-device-app {
    display: grid;
    justify-items: center;
    padding: 26px 12px 20px;
    text-align: center;
}

.pwa-device-app img {
    width: 58px;
    height: 58px;
    margin-bottom: 10px;
    border-radius: 15px;
    object-fit: contain;
}

.pwa-device-app strong {
    font-size: 1.1rem;
}

.pwa-device-app small {
    color: var(--muted);
}

.pwa-device-tools {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 7px;
}

.pwa-device-tools span {
    display: grid;
    min-width: 0;
    min-height: 72px;
    place-items: center;
    padding: 7px 3px;
    border: 1px solid #d7e4dd;
    border-radius: 10px;
    color: #44564d;
    background: var(--white);
    font-size: 0.62rem;
    font-weight: 700;
    text-align: center;
}

.pwa-device-tools i {
    color: var(--green-700);
    font-size: 1.05rem;
}

.pwa-device-home {
    display: flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    gap: 7px;
    margin-top: 12px;
    border-radius: 10px;
    color: var(--green-900);
    background: var(--green-100);
    font-size: 0.7rem;
    font-weight: 750;
}

.final-cta {
    color: var(--white);
    background: #174b37;
}

.final-cta-inner {
    display: grid;
    gap: 26px;
    padding-block: 58px;
}

.final-cta h2 {
    margin-bottom: 10px;
}

.final-cta p:not(.eyebrow) {
    max-width: 650px;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.76);
}

.public-footer {
    color: #cbd5d0;
    background: #101b16;
}

.footer-grid {
    display: grid;
    gap: 34px;
    padding-block: 52px 38px;
}

.footer-brand .brand {
    color: var(--white);
}

.footer-brand p {
    max-width: 310px;
    margin: 16px 0;
    color: #94a39b;
    font-size: 0.88rem;
}

.social-links {
    display: flex;
    gap: 9px;
}

.social-links a {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid #33453c;
    border-radius: 9px;
    color: #dce5e0;
}

.footer-grid nav {
    display: grid;
    align-content: start;
    gap: 9px;
}

.footer-grid nav h2 {
    margin-bottom: 5px;
    color: var(--white);
    font-size: 0.88rem;
}

.footer-grid nav a {
    color: #9dacA4;
    font-size: 0.84rem;
}

.footer-grid nav a:hover,
.social-links a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding-block: 18px;
    border-top: 1px solid #26372f;
    color: #7f8f87;
    font-size: 0.76rem;
}

@media (min-width: 560px) {
    .hero-actions,
    .inline-actions,
    .final-actions {
        flex-direction: row;
        align-items: center;
    }

    .path-grid,
    .price-cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .path-card:last-child {
        grid-column: 1 / -1;
    }

    .experience-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .image-card {
        grid-column: 1 / -1;
    }

    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr;
    }

    .study-document-action {
        flex-direction: row;
        align-items: center;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (min-width: 768px) {
    :root {
        --header-height: 72px;
    }

    .shell {
        width: min(var(--shell), calc(100% - 64px));
    }

    .hero {
        min-height: min(760px, calc(100svh - var(--header-height) - 80px));
        background-position: center;
    }

    .hero-content {
        padding-block: 88px;
    }

    .value-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
        padding-block: 18px;
    }

    .value-grid > div {
        padding-inline: 16px;
        border-left: 1px solid var(--line);
    }

    .value-grid > div:first-child {
        border-left: 0;
    }

    .value-grid span {
        font-size: 0.8rem;
    }

    .pwa-install-card {
        grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
        padding: 38px 46px;
    }

    .pwa-install-actions {
        flex-direction: row;
        align-items: center;
    }

    .pwa-install-button {
        width: auto;
    }

    .value-grid strong {
        font-size: 0.86rem;
    }

    .section {
        padding-block: 92px;
    }

    .split-layout,
    .resource-layout,
    .pricing-layout,
    .ai-layout {
        grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
        gap: 58px;
    }

    .study-document-layout {
        grid-template-columns: 1fr;
    }

    .study-mock-workspace {
        grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    }

    .split-reverse {
        grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    }

    .resource-layout {
        grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    }

    .pricing-layout {
        grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
    }

    .ai-study-cta-inner {
        grid-template-columns: auto minmax(0, 1fr) auto;
        gap: 18px;
        padding: 26px;
    }

    .ai-study-cta .button {
        width: auto;
        white-space: nowrap;
    }

    .experience-grid {
        grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    }

    .image-card {
        grid-row: span 2;
        grid-column: auto;
        min-height: 100%;
    }

    .final-cta-inner {
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        padding-block: 72px;
    }

    .footer-grid {
        grid-template-columns: 1.6fr 1fr 1fr 1fr;
    }

    .footer-brand {
        grid-column: auto;
    }

    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (min-width: 1100px) {
    .menu-toggle {
        display: none;
    }

    .desktop-nav,
    .desktop-actions {
        display: flex;
        align-items: center;
    }

    .desktop-nav {
        gap: 25px;
    }

    .desktop-nav a {
        position: relative;
        padding-block: 23px;
        color: #48574f;
        font-size: 0.87rem;
        font-weight: 600;
    }

    .desktop-nav a:hover,
    .desktop-nav a.is-active {
        color: var(--green-800);
    }

    .desktop-nav a.is-active::after {
        position: absolute;
        right: 0;
        bottom: 0;
        left: 0;
        height: 2px;
        content: "";
        background: var(--green-700);
    }

    .desktop-actions {
        gap: 16px;
    }

    .text-link {
        color: #3d4b44;
        font-size: 0.88rem;
        font-weight: 650;
    }

    .path-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .study-mock-workspace {
        grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    }

    .study-document-layout {
        grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    }

    .path-card:last-child {
        grid-column: auto;
    }

    .price-card {
        padding: 27px;
    }
}

@media (max-width: 400px) {
    .shell {
        width: min(var(--shell), calc(100% - 28px));
    }

    .hero {
        min-height: calc(100svh - var(--header-height) - 54px);
    }

    .hero-content {
        padding-block: 48px;
    }

    .hero-actions .button,
    .inline-actions .button,
    .final-actions .button {
        width: 100%;
    }

    .section {
        padding-block: 62px;
    }

    .path-card,
    .compact-card,
    .price-card {
        padding: 20px;
    }

    .mock-filter-row {
        grid-template-columns: 1fr 1fr;
    }

    .mock-filter-row button {
        grid-column: 1 / -1;
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}