:root {
    --student-orange: #e65100;
    --student-orange-bright: #ff5106;
    --student-amber: #ff9100;
    --student-ink: #101012;
    --student-muted: #5d6675;
    --student-line: rgba(16, 16, 18, 0.1);
    --student-soft: #fffaf6;
    --student-cream: #fff4e8;
    --student-green: #10b981;
    --student-navy: #0f172a;
    --student-container: 1180px;
    --student-shadow: 0 28px 80px rgba(15, 23, 42, 0.11), 0 8px 24px rgba(15, 23, 42, 0.06);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 96px;
}

body {
    margin: 0;
    color: var(--student-ink);
    background: #fff;
    font-family: "Inter", ui-sans-serif, system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
}

body,
button,
a {
    font-family: "Inter", ui-sans-serif, system-ui, sans-serif;
}

img {
    max-width: 100%;
}

a {
    color: inherit;
}

.skip-link {
    position: fixed;
    z-index: 200;
    top: 10px;
    left: 10px;
    padding: 12px 18px;
    border-radius: 10px;
    color: #fff;
    background: var(--student-navy);
    transform: translateY(-160%);
}

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

.student-container {
    width: min(var(--student-container), calc(100% - 48px));
    margin-inline: auto;
}

.student-nav {
    position: sticky;
    z-index: 100;
    top: 0;
    border-bottom: 1px solid transparent;
    background: rgba(255, 255, 255, 0.86);
    backdrop-filter: blur(18px) saturate(1.4);
    transition: border-color 180ms ease, box-shadow 180ms ease;
}

.student-nav.is-scrolled {
    border-bottom-color: var(--student-line);
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.06);
}

.student-nav-inner {
    display: flex;
    align-items: center;
    gap: 20px;
    width: min(var(--student-container), calc(100% - 48px));
    min-height: 76px;
    margin-inline: auto;
}

.student-logo {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
}

.student-logo img {
    display: block;
    width: 150px;
    height: auto;
}

.student-nav-label {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: #6b7280;
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.025em;
    white-space: nowrap;
}

.student-nav-label::before {
    content: "—";
    color: var(--student-orange);
    font-family: "Inter", ui-sans-serif, system-ui, sans-serif;
    font-weight: 800;
}

.student-nav-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
    margin-left: auto;
}

.student-nav-links a {
    color: #3d4653;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    transition: color 160ms ease;
}

.student-nav-links a:hover {
    color: var(--student-orange);
}

.button {
    appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 56px;
    padding: 15px 25px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 800;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
    transition: transform 180ms ease, box-shadow 180ms ease, color 180ms ease, background 180ms ease;
}

.button span {
    font-size: 1.15em;
    transition: transform 180ms ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button:hover span {
    transform: translateX(3px);
}

.button:focus-visible,
.student-nav-links a:focus-visible,
.student-footer a:focus-visible,
summary:focus-visible {
    outline: 3px solid rgba(15, 23, 42, 0.8);
    outline-offset: 4px;
}

.button-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--student-orange), var(--student-orange-bright) 55%, var(--student-amber));
    box-shadow: 0 14px 32px rgba(230, 81, 0, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.26);
}

.button-primary:hover {
    box-shadow: 0 18px 38px rgba(230, 81, 0, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.button-secondary {
    border-color: rgba(16, 16, 18, 0.7);
    color: var(--student-ink);
    background: rgba(255, 255, 255, 0.72);
}

.button-secondary:hover {
    color: #fff;
    background: var(--student-ink);
}

.button-small {
    min-height: 44px;
    padding: 11px 18px;
    font-size: 14px;
}

.student-hero {
    position: relative;
    overflow: hidden;
    padding: 82px 0 80px;
    background:
        radial-gradient(circle at 78% 24%, rgba(255, 145, 0, 0.16), transparent 24%),
        radial-gradient(circle at 8% 60%, rgba(255, 81, 6, 0.08), transparent 22%),
        linear-gradient(180deg, #fff 0%, var(--student-soft) 100%);
}

.hero-grid,
.final-cta-grid {
    position: absolute;
    inset: 0;
    opacity: 0.38;
    background-image:
        linear-gradient(rgba(230, 81, 0, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(230, 81, 0, 0.07) 1px, transparent 1px);
    background-size: 36px 36px;
    mask-image: linear-gradient(to right, #000, transparent 43%, #000);
    pointer-events: none;
}

.hero-orbit {
    position: absolute;
    border: 1px dashed rgba(230, 81, 0, 0.22);
    border-radius: 50%;
    pointer-events: none;
}

.hero-orbit::before {
    content: "";
    position: absolute;
    top: 50%;
    left: -5px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--student-orange-bright);
    box-shadow: 0 0 0 5px rgba(255, 81, 6, 0.1);
}

.hero-orbit-one {
    top: -180px;
    right: -240px;
    width: 700px;
    height: 700px;
    animation: orbit-spin 28s linear infinite;
}

.hero-orbit-two {
    bottom: -320px;
    left: -270px;
    width: 560px;
    height: 560px;
    animation: orbit-spin 34s linear infinite reverse;
}

@keyframes orbit-spin {
    to { transform: rotate(360deg); }
}

.hero-layout {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(520px, 1.1fr);
    align-items: center;
    gap: 72px;
}

.student-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
    padding: 8px 12px;
    border: 1px solid rgba(230, 81, 0, 0.17);
    border-radius: 999px;
    color: var(--student-orange);
    background: rgba(255, 255, 255, 0.76);
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.09em;
    line-height: 1;
    text-transform: uppercase;
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.04);
}

.hero-copy h1 {
    max-width: 720px;
    margin: 22px 0 24px;
    color: var(--student-ink);
    font-size: clamp(48px, 5.25vw, 77px);
    font-weight: 800;
    letter-spacing: -0.057em;
    line-height: 0.98;
}

.hero-copy h1 span,
.section-heading h2 span,
.philosophy-copy h2 span,
.final-cta h2 span {
    color: transparent;
    background: linear-gradient(135deg, var(--student-orange), var(--student-orange-bright) 55%, var(--student-amber));
    -webkit-background-clip: text;
    background-clip: text;
}

.hero-lead {
    max-width: 610px;
    margin: 0;
    color: var(--student-muted);
    font-size: clamp(17px, 1.45vw, 20px);
    line-height: 1.65;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}

.hero-price-line {
    display: flex;
    align-items: center;
    gap: 13px;
    width: fit-content;
    margin-top: 25px;
    color: #6a7280;
    font-size: 12px;
    line-height: 1.4;
}

.hero-price-line strong {
    color: #353a43;
    font-weight: 700;
}

.price-bubble {
    display: inline-flex;
    align-items: baseline;
    gap: 4px;
    padding: 9px 13px;
    border: 1px solid rgba(230, 81, 0, 0.18);
    border-radius: 12px;
    color: var(--student-orange);
    background: #fff;
    font-size: 17px;
    font-weight: 900;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.price-bubble small {
    font-size: 10px;
    font-weight: 700;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
    margin: 25px 0 0;
    padding: 0;
    list-style: none;
    color: #555e6b;
    font-size: 12px;
    font-weight: 700;
}

.hero-trust li {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.hero-trust li span {
    display: grid;
    place-items: center;
    width: 17px;
    height: 17px;
    border-radius: 50%;
    color: #fff;
    background: var(--student-green);
    font-size: 10px;
}

.hero-product {
    position: relative;
    padding: 28px 0 30px;
}

.hero-dashboard-card {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.12);
    border-radius: 26px;
    background: #fff;
    box-shadow: 0 38px 100px rgba(15, 23, 42, 0.17), 0 10px 28px rgba(15, 23, 42, 0.08);
    transform: perspective(1500px) rotateY(-4deg) rotateX(2deg);
    transform-origin: center left;
}

.hero-dashboard-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.7);
    pointer-events: none;
}

.hero-dashboard-bar {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 10px;
    min-height: 44px;
    padding: 0 15px;
    border-bottom: 1px solid var(--student-line);
    background: #f9fafb;
    color: #657080;
    font-size: 10px;
}

.hero-dashboard-bar > span {
    display: flex;
    gap: 5px;
}

.hero-dashboard-bar i {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #d4d8de;
}

.hero-dashboard-bar i:first-child {
    background: #ff8052;
}

.hero-dashboard-bar strong {
    font-size: 10px;
    white-space: nowrap;
}

.hero-dashboard-bar em {
    justify-self: end;
    color: #047857;
    font-family: "JetBrains Mono", monospace;
    font-size: 8px;
    font-style: normal;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.hero-dashboard-card img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.hero-note {
    position: absolute;
    z-index: 5;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 14px;
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 16px 42px rgba(15, 23, 42, 0.15);
    backdrop-filter: blur(12px);
    animation: hero-float 4.8s ease-in-out infinite;
}

.hero-note-photo {
    top: -3px;
    right: 8%;
}

.hero-note-feedback {
    right: -20px;
    bottom: 8px;
    animation-delay: -2.4s;
}

.note-icon {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 11px;
    color: #fff;
    background: linear-gradient(135deg, var(--student-orange), var(--student-orange-bright));
    font-size: 18px;
    font-weight: 900;
}

.note-icon-green {
    background: var(--student-green);
}

.hero-note strong,
.hero-note small {
    display: block;
}

.hero-note strong {
    font-size: 12px;
}

.hero-note small {
    margin-top: 2px;
    color: var(--student-muted);
    font-size: 9px;
}

@keyframes hero-float {
    50% { transform: translateY(-7px); }
}

.hero-screen-caption {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 7px;
    margin: 17px 18px 0 0;
    color: #697281;
    font-family: "JetBrains Mono", monospace;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.hero-screen-caption span {
    color: var(--student-orange);
    font-size: 15px;
}

.confidence-strip {
    position: relative;
    z-index: 4;
    border-block: 1px solid var(--student-line);
    background: #fff;
}

.confidence-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.confidence-grid p {
    position: relative;
    margin: 0;
    padding: 28px 24px;
    text-align: center;
}

.confidence-grid p + p::before {
    content: "";
    position: absolute;
    top: 22px;
    bottom: 22px;
    left: 0;
    width: 1px;
    background: var(--student-line);
}

.confidence-grid strong,
.confidence-grid span {
    display: block;
}

.confidence-grid strong {
    font-size: 16px;
    font-weight: 900;
}

.confidence-grid span {
    margin-top: 4px;
    color: var(--student-muted);
    font-size: 11px;
}

.student-section {
    position: relative;
    padding: 112px 0;
}

.section-heading {
    max-width: 740px;
    margin-bottom: 54px;
}

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

.section-heading-centered .student-kicker {
    margin-inline: auto;
}

.section-heading h2,
.philosophy-copy h2,
.faq-heading h2,
.final-cta h2 {
    margin: 17px 0 18px;
    font-size: clamp(36px, 4.5vw, 62px);
    font-weight: 850;
    letter-spacing: -0.048em;
    line-height: 1.03;
}

.section-heading > p,
.philosophy-copy > p,
.faq-heading > p {
    margin: 0;
    color: var(--student-muted);
    font-size: 17px;
    line-height: 1.7;
}

.student-how {
    overflow: hidden;
    background:
        radial-gradient(circle at 85% 20%, rgba(255, 145, 0, 0.08), transparent 25%),
        #fff;
}

.how-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.how-card {
    position: relative;
    min-height: 330px;
    padding: 34px;
    overflow: hidden;
    border: 1px solid var(--student-line);
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 16px 50px rgba(15, 23, 42, 0.06);
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.how-card:hover {
    transform: translateY(-6px);
    border-color: rgba(230, 81, 0, 0.22);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.1);
}

.how-card-featured {
    border-color: rgba(230, 81, 0, 0.18);
    background: linear-gradient(145deg, #fff, #fff8f2);
}

.how-number {
    position: absolute;
    top: 22px;
    right: 25px;
    color: rgba(230, 81, 0, 0.13);
    font-family: "JetBrains Mono", monospace;
    font-size: 46px;
    font-weight: 800;
    letter-spacing: -0.08em;
}

.how-icon,
.feature-icon {
    display: grid;
    place-items: center;
    width: 49px;
    height: 49px;
    border: 1px solid rgba(230, 81, 0, 0.16);
    border-radius: 15px;
    color: var(--student-orange);
    background: var(--student-cream);
    font-size: 20px;
    font-weight: 900;
}

.how-card h3 {
    margin: 25px 0 12px;
    font-size: 22px;
    letter-spacing: -0.025em;
}

.how-card p {
    margin: 0;
    color: var(--student-muted);
    font-size: 14px;
    line-height: 1.65;
}

.how-tag {
    position: absolute;
    bottom: 28px;
    left: 34px;
    padding: 7px 9px;
    border-radius: 8px;
    color: #7a8491;
    background: #f5f6f8;
    font-family: "JetBrains Mono", monospace;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.07em;
}

.dashboard-section {
    overflow: hidden;
    background:
        radial-gradient(circle at 15% 30%, rgba(16, 185, 129, 0.07), transparent 26%),
        radial-gradient(circle at 88% 70%, rgba(255, 81, 6, 0.08), transparent 24%),
        var(--student-soft);
}

.dashboard-section .product-proof-shell {
    width: 100%;
    margin-top: 0;
}

.dashboard-section .proof-browser {
    border-radius: 28px;
    box-shadow: 0 36px 100px rgba(15, 23, 42, 0.14), 0 10px 34px rgba(15, 23, 42, 0.08);
}

.dashboard-section .product-proof-tabs {
    margin-bottom: 22px;
}

.dashboard-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    max-width: 930px;
    margin: 38px auto 0;
    padding: 22px 24px 22px 30px;
    border: 1px solid rgba(230, 81, 0, 0.14);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.82);
    box-shadow: 0 14px 42px rgba(15, 23, 42, 0.07);
    backdrop-filter: blur(14px);
}

.dashboard-cta strong,
.dashboard-cta span {
    display: block;
}

.dashboard-cta strong {
    font-size: 18px;
}

.dashboard-cta div > span {
    margin-top: 5px;
    color: var(--student-muted);
    font-size: 13px;
}

.feature-section {
    background: #fff;
}

.feature-bento {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-flow: dense;
    gap: 18px;
}

.feature-card {
    position: relative;
    grid-column: span 4;
    min-height: 300px;
    padding: 30px;
    overflow: hidden;
    border: 1px solid var(--student-line);
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 16px 48px rgba(15, 23, 42, 0.055);
}

.feature-card-large {
    grid-column: span 7;
    grid-row: span 2;
    min-height: 618px;
}

.feature-card-tall {
    grid-column: span 5;
    grid-row: span 2;
    min-height: 618px;
    background: linear-gradient(150deg, #fff, #fff8f2);
}

.feature-card-wide {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 30px;
    grid-column: span 8;
}

.feature-card-dark {
    color: #fff;
    background:
        radial-gradient(circle at 80% 20%, rgba(255, 145, 0, 0.2), transparent 29%),
        linear-gradient(145deg, #111827, #0f172a 64%, #25180f);
}

.feature-card-dark::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.24;
    background-image: radial-gradient(rgba(255, 255, 255, 0.2) 1px, transparent 1px);
    background-size: 20px 20px;
    mask-image: linear-gradient(135deg, transparent, #000);
}

.feature-card-dark .feature-icon {
    position: relative;
    color: #fff;
    background: linear-gradient(135deg, var(--student-orange), var(--student-orange-bright));
}

.feature-label {
    display: block;
    margin-top: 24px;
    color: var(--student-orange);
    font-family: "JetBrains Mono", monospace;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.1em;
}

.feature-card-dark .feature-label {
    position: relative;
    color: #ffb074;
}

.feature-card h3 {
    position: relative;
    max-width: 530px;
    margin: 10px 0 12px;
    font-size: 25px;
    letter-spacing: -0.035em;
    line-height: 1.12;
}

.feature-card-large h3 {
    font-size: clamp(34px, 4vw, 50px);
}

.feature-card > p,
.feature-card-wide-copy > p {
    position: relative;
    max-width: 560px;
    margin: 0;
    color: var(--student-muted);
    font-size: 14px;
    line-height: 1.65;
}

.feature-card-dark > p {
    color: #aeb8c7;
    font-size: 16px;
}

.chat-demo {
    position: absolute;
    right: 30px;
    bottom: 30px;
    left: 30px;
    display: grid;
    gap: 10px;
}

.chat-demo p {
    max-width: 78%;
    margin: 0;
    padding: 14px 16px;
    border-radius: 16px;
    font-size: 12px;
    line-height: 1.5;
}

.chat-question {
    justify-self: end;
    border-bottom-right-radius: 4px !important;
    color: #fff;
    background: linear-gradient(135deg, var(--student-orange), var(--student-orange-bright));
}

.chat-answer {
    border: 1px solid rgba(255, 255, 255, 0.11);
    border-bottom-left-radius: 4px !important;
    color: #d6deea;
    background: rgba(255, 255, 255, 0.08);
}

.chat-answer span {
    margin-right: 6px;
    color: #ff9e64;
}

.mini-feedback {
    display: grid;
    gap: 10px;
    margin: 35px 0 0;
    padding: 0;
    list-style: none;
}

.mini-feedback li {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 13px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.78);
    color: var(--student-muted);
    font-size: 11px;
}

.mini-feedback i {
    flex: 0 0 auto;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--student-green);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.mini-feedback li:nth-child(2) i {
    background: var(--student-orange-bright);
    box-shadow: 0 0 0 4px rgba(255, 81, 6, 0.1);
}

.mini-feedback li:nth-child(3) i {
    background: var(--student-amber);
    box-shadow: 0 0 0 4px rgba(255, 145, 0, 0.1);
}

.mini-feedback strong {
    display: block;
    margin-bottom: 2px;
    color: var(--student-ink);
    font-size: 10px;
}

.subject-cloud {
    display: flex;
    flex-wrap: wrap;
    align-content: center;
    justify-content: center;
    gap: 8px;
    min-height: 170px;
    padding: 22px;
    border-radius: 20px;
    background: var(--student-soft);
}

.subject-cloud span {
    display: inline-flex;
    align-items: center;
    height: 34px;
    padding: 0 13px;
    border: 1px solid rgba(230, 81, 0, 0.17);
    border-radius: 999px;
    color: var(--student-orange);
    background: #fff;
    font-size: 11px;
    font-weight: 800;
    transform: rotate(var(--rotate, -2deg));
}

.subject-cloud span:nth-child(even) {
    --rotate: 2deg;
}

.learning-philosophy {
    overflow: hidden;
    background: var(--student-soft);
}

.philosophy-layout {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
    gap: 90px;
}

.philosophy-copy ul {
    display: grid;
    gap: 12px;
    margin: 34px 0 0;
    padding: 0;
    list-style: none;
}

.philosophy-copy li {
    display: flex;
    align-items: center;
    gap: 13px;
    font-size: 14px;
    font-weight: 750;
}

.philosophy-copy li span {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border: 1px solid rgba(230, 81, 0, 0.17);
    border-radius: 10px;
    color: var(--student-orange);
    background: #fff;
    font-family: "JetBrains Mono", monospace;
    font-size: 10px;
}

.philosophy-visual {
    position: relative;
    min-height: 460px;
}

.paper-card {
    position: absolute;
    inset: 30px 5% 20px 5%;
    padding: 48px;
    border: 1px solid rgba(15, 23, 42, 0.11);
    border-radius: 10px;
    background-color: #fff;
    background-image: linear-gradient(rgba(230, 81, 0, 0.07) 1px, transparent 1px);
    background-size: 100% 34px;
    box-shadow: var(--student-shadow);
    transform: rotate(1.7deg);
}

.paper-card-back {
    inset: 50px 9% 5px 1%;
    background: #ffe8d3;
    transform: rotate(-4deg);
}

.paper-label {
    display: inline-block;
    margin-bottom: 48px;
    padding: 7px 10px;
    border-radius: 6px;
    color: #fff;
    background: var(--student-orange);
    font-family: "JetBrains Mono", monospace;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.09em;
}

.paper-card p {
    margin: 0 0 25px;
    color: #89919d;
    font-size: clamp(17px, 2vw, 23px);
    font-weight: 700;
}

.paper-card del {
    text-decoration-color: #ef4444;
    text-decoration-thickness: 3px;
}

.paper-card .paper-highlight {
    color: var(--student-ink);
}

.paper-highlight span {
    color: var(--student-green);
}

.paper-card svg {
    display: block;
    width: 62%;
    margin: 6px auto 7px;
}

.paper-card > strong {
    display: block;
    color: var(--student-orange);
    font-family: "JetBrains Mono", monospace;
    font-size: 13px;
    text-align: right;
    transform: rotate(-2deg);
}

.pricing-section {
    background: #fff;
}

.student-price-card {
    display: grid;
    grid-template-columns: 1.18fr 0.82fr;
    max-width: 980px;
    margin-inline: auto;
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.12);
    border-radius: 30px;
    background: #fff;
    box-shadow: 0 36px 100px rgba(15, 23, 42, 0.12), 0 8px 28px rgba(15, 23, 42, 0.06);
}

.price-card-copy {
    padding: 48px 52px;
}

.price-card-topline {
    display: flex;
    align-items: center;
    gap: 10px;
}

.price-card-topline span {
    color: var(--student-orange);
    font-size: 20px;
    font-weight: 900;
    letter-spacing: -0.04em;
}

.price-card-topline strong {
    padding: 5px 8px;
    border-radius: 7px;
    color: #fff;
    background: var(--student-navy);
    font-family: "JetBrains Mono", monospace;
    font-size: 8px;
    letter-spacing: 0.08em;
}

.price-card-copy h3 {
    margin: 28px 0 12px;
    font-size: 32px;
    letter-spacing: -0.04em;
}

.price-card-copy > p {
    max-width: 500px;
    margin: 0;
    color: var(--student-muted);
    font-size: 14px;
    line-height: 1.6;
}

.price-card-copy ul {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 22px;
    margin: 34px 0 0;
    padding: 0;
    list-style: none;
}

.price-card-copy li {
    display: flex;
    gap: 9px;
    color: #3f4752;
    font-size: 12px;
    font-weight: 650;
    line-height: 1.45;
}

.price-card-copy li span {
    display: grid;
    place-items: center;
    flex: 0 0 18px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    color: #fff;
    background: var(--student-green);
    font-size: 9px;
}

.price-card-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 42px;
    border-left: 1px solid rgba(255, 255, 255, 0.12);
    color: #fff;
    background:
        radial-gradient(circle at 70% 8%, rgba(255, 145, 0, 0.24), transparent 28%),
        linear-gradient(145deg, #121b2c, #0f172a);
    text-align: center;
}

.action-badge {
    padding: 7px 10px;
    border: 1px solid rgba(255, 159, 94, 0.34);
    border-radius: 999px;
    color: #ffb17d;
    background: rgba(255, 81, 6, 0.09);
    font-family: "JetBrains Mono", monospace;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.1em;
}

.price-amount {
    margin-top: 20px;
}

.price-amount strong {
    display: block;
    font-size: 52px;
    font-weight: 900;
    letter-spacing: -0.065em;
    line-height: 1;
}

.price-amount span {
    display: block;
    margin-top: 7px;
    color: #aab5c6;
    font-size: 12px;
}

.price-card-action > p {
    margin: 10px 0 0;
    color: #aab5c6;
    font-size: 11px;
}

.price-after {
    width: 100%;
    margin: 22px 0;
    padding: 15px 0;
    border-block: 1px solid rgba(255, 255, 255, 0.1);
    color: #aab5c6;
    font-size: 11px;
    line-height: 1.6;
}

.price-after strong {
    color: #fff;
}

.price-card-action .button {
    width: 100%;
    padding-inline: 18px;
}

.price-card-action > small {
    margin-top: 12px;
    color: #7f8b9c;
    font-size: 9px;
    line-height: 1.4;
}

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

.faq-layout {
    display: grid;
    grid-template-columns: 0.65fr 1.35fr;
    gap: 100px;
}

.faq-heading {
    position: sticky;
    top: 118px;
    align-self: start;
}

.faq-list {
    border-top: 1px solid var(--student-line);
}

.faq-list details {
    border-bottom: 1px solid var(--student-line);
}

.faq-list summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 25px 0;
    font-size: 16px;
    font-weight: 800;
    list-style: none;
    cursor: pointer;
}

.faq-list summary::-webkit-details-marker {
    display: none;
}

.faq-list summary span {
    display: grid;
    place-items: center;
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
    border: 1px solid rgba(230, 81, 0, 0.17);
    border-radius: 50%;
    color: var(--student-orange);
    background: #fff;
    transition: transform 180ms ease;
}

.faq-list details[open] summary span {
    transform: rotate(45deg);
}

.faq-list details p {
    margin: -5px 50px 26px 0;
    color: var(--student-muted);
    font-size: 14px;
    line-height: 1.7;
}

.final-cta {
    position: relative;
    overflow: hidden;
    padding: 112px 0;
    color: #fff;
    background:
        radial-gradient(circle at 18% 18%, rgba(255, 145, 0, 0.28), transparent 25%),
        radial-gradient(circle at 85% 80%, rgba(255, 81, 6, 0.18), transparent 28%),
        linear-gradient(135deg, #111827, #0f172a 58%, #25170e);
}

.final-cta-grid {
    opacity: 0.12;
    mask-image: none;
}

.final-cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
}

.final-cta .student-kicker {
    margin-inline: auto;
    border-color: rgba(255, 177, 125, 0.25);
    color: #ffb17d;
    background: rgba(255, 255, 255, 0.06);
}

.final-cta h2 {
    margin: 25px auto 20px;
    font-size: clamp(44px, 6vw, 78px);
}

.final-cta p {
    max-width: 660px;
    margin: 0 auto;
    color: #b5bfce;
    font-size: 17px;
    line-height: 1.65;
}

.button-light {
    margin-top: 30px;
    color: var(--student-orange) !important;
    background: #fff !important;
    box-shadow: 0 17px 42px rgba(0, 0, 0, 0.24);
}

.final-cta small {
    display: block;
    margin-top: 15px;
    color: #7f8b9d;
    font-size: 10px;
}

.student-footer {
    padding: 35px 0;
    border-top: 1px solid var(--student-line);
    background: #fff;
}

.student-footer-inner {
    display: flex;
    align-items: center;
    gap: 26px;
}

.student-footer p {
    margin: 0;
    color: var(--student-muted);
    font-size: 11px;
}

.student-footer nav {
    display: flex;
    gap: 18px;
    margin-left: auto;
}

.student-footer nav a {
    color: #525b68;
    font-size: 11px;
    font-weight: 700;
    text-decoration: none;
}

.mobile-cta-bar {
    display: none;
}

.reveal-item {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 720ms cubic-bezier(.2, .8, .2, 1), transform 720ms cubic-bezier(.2, .8, .2, 1);
}

.reveal-item[data-delay="1"] {
    transition-delay: 100ms;
}

.reveal-item[data-delay="2"] {
    transition-delay: 200ms;
}

.reveal-item.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1040px) {
    .student-nav-links {
        display: none;
    }

    .student-nav-label {
        margin-right: auto;
    }

    .hero-layout {
        grid-template-columns: 1fr;
        gap: 55px;
    }

    .hero-copy {
        max-width: 760px;
        text-align: center;
        margin-inline: auto;
    }

    .hero-copy .student-kicker,
    .hero-actions,
    .hero-price-line {
        margin-inline: auto;
    }

    .hero-trust {
        justify-content: center;
    }

    .hero-product {
        max-width: 820px;
        margin-inline: auto;
    }

    .feature-card {
        grid-column: span 6;
    }

    .feature-card-large,
    .feature-card-tall {
        grid-column: span 6;
    }

    .feature-card-wide {
        grid-column: span 12;
    }

    .philosophy-layout {
        gap: 50px;
    }

    .faq-layout {
        gap: 60px;
    }
}

@media (max-width: 760px) {
    html {
        scroll-padding-top: 76px;
    }

    body {
        padding-bottom: 76px;
    }

    .student-container,
    .student-nav-inner {
        width: min(100% - 32px, var(--student-container));
    }

    .student-nav-inner {
        min-height: 68px;
        gap: 12px;
    }

    .student-logo img {
        width: 130px;
    }

    .student-nav-label {
        display: none;
    }

    .student-nav .button {
        margin-left: auto;
    }

    .student-hero {
        padding: 56px 0 54px;
    }

    .hero-copy h1 {
        margin-top: 19px;
        font-size: clamp(42px, 12vw, 60px);
        letter-spacing: -0.06em;
    }

    .hero-lead {
        font-size: 16px;
    }

    .hero-actions {
        display: grid;
        width: 100%;
    }

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

    .hero-price-line {
        text-align: left;
    }

    .hero-trust {
        gap: 9px 14px;
    }

    .hero-product {
        width: calc(100% + 12px);
        margin-left: -6px;
        padding: 20px 0 36px;
    }

    .hero-dashboard-card {
        border-radius: 18px;
        transform: none;
    }

    .hero-dashboard-bar {
        min-height: 36px;
        padding: 0 10px;
    }

    .hero-dashboard-bar strong {
        font-size: 8px;
    }

    .hero-dashboard-bar em {
        display: none;
    }

    .hero-note {
        padding: 8px 10px;
    }

    .hero-note-photo {
        top: -14px;
        right: 4%;
    }

    .hero-note-feedback {
        right: -4px;
        bottom: 2px;
    }

    .note-icon {
        width: 28px;
        height: 28px;
        border-radius: 8px;
        font-size: 14px;
    }

    .hero-note strong {
        font-size: 10px;
    }

    .hero-note small {
        font-size: 8px;
    }

    .confidence-grid {
        grid-template-columns: 1fr 1fr;
    }

    .confidence-grid p {
        padding: 19px 10px;
    }

    .confidence-grid p + p::before {
        top: 14px;
        bottom: 14px;
    }

    .confidence-grid p:nth-child(3)::before {
        display: none;
    }

    .confidence-grid p:nth-child(n + 3) {
        border-top: 1px solid var(--student-line);
    }

    .student-section {
        padding: 80px 0;
    }

    .section-heading {
        margin-bottom: 40px;
    }

    .section-heading h2,
    .philosophy-copy h2,
    .faq-heading h2 {
        font-size: 38px;
    }

    .section-heading > p,
    .philosophy-copy > p,
    .faq-heading > p {
        font-size: 15px;
    }

    .how-grid {
        grid-template-columns: 1fr;
    }

    .how-card {
        min-height: 290px;
        padding: 28px;
    }

    .how-tag {
        left: 28px;
    }

    .dashboard-section .product-proof-shell {
        width: calc(100% + 16px);
        margin-left: -8px;
    }

    .dashboard-section .proof-browser {
        border-radius: 17px;
    }

    .dashboard-section .proof-browser-bar {
        height: 38px;
        grid-template-columns: 1fr auto;
        padding: 0 10px;
    }

    .dashboard-section .proof-browser-title {
        justify-self: end;
        font-size: 9px;
    }

    .dashboard-section .proof-browser-badge {
        display: none;
    }

    .dashboard-section .product-proof-caption {
        flex-wrap: wrap;
        gap: 7px 14px;
        font-size: 10px;
    }

    .dashboard-cta {
        flex-direction: column;
        align-items: stretch;
        padding: 23px;
        text-align: center;
    }

    .feature-bento {
        grid-template-columns: 1fr;
    }

    .feature-card,
    .feature-card-large,
    .feature-card-tall,
    .feature-card-wide {
        grid-column: 1;
        grid-row: auto;
        min-height: 0;
    }

    .feature-card {
        padding: 27px;
    }

    .feature-card-large {
        min-height: 500px;
    }

    .feature-card-tall {
        min-height: 520px;
    }

    .feature-card-wide {
        grid-template-columns: 1fr;
    }

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

    .philosophy-visual {
        min-height: 400px;
    }

    .paper-card {
        padding: 34px 27px;
    }

    .paper-card svg {
        width: 80%;
    }

    .student-price-card {
        grid-template-columns: 1fr;
        border-radius: 24px;
    }

    .price-card-copy,
    .price-card-action {
        padding: 35px 27px;
    }

    .price-card-copy ul {
        grid-template-columns: 1fr;
    }

    .faq-layout {
        grid-template-columns: 1fr;
        gap: 38px;
    }

    .faq-heading {
        position: static;
    }

    .final-cta {
        padding: 88px 0;
    }

    .final-cta h2 {
        font-size: 46px;
    }

    .student-footer-inner {
        flex-wrap: wrap;
        justify-content: center;
        text-align: center;
    }

    .student-footer p {
        flex: 0 0 100%;
        order: 3;
    }

    .student-footer nav {
        margin-left: 0;
    }

    .mobile-cta-bar {
        position: fixed;
        z-index: 120;
        right: 0;
        bottom: 0;
        left: 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        min-height: 70px;
        padding: 9px 14px;
        border-top: 1px solid rgba(15, 23, 42, 0.12);
        background: rgba(255, 255, 255, 0.94);
        box-shadow: 0 -14px 36px rgba(15, 23, 42, 0.1);
        backdrop-filter: blur(18px);
        transform: translateY(110%);
        transition: transform 240ms cubic-bezier(.2, .8, .2, 1);
    }

    .mobile-cta-bar.is-visible {
        transform: translateY(0);
    }

    .mobile-cta-bar strong,
    .mobile-cta-bar span {
        display: block;
    }

    .mobile-cta-bar strong {
        font-size: 12px;
    }

    .mobile-cta-bar div > span {
        margin-top: 2px;
        color: var(--student-muted);
        font-size: 9px;
    }

    .mobile-cta-bar .button {
        flex: 0 0 auto;
        min-height: 42px;
        padding: 10px 16px;
        font-size: 12px;
    }
}

@media (max-width: 390px) {
    .student-nav .button {
        padding-inline: 14px;
        font-size: 12px;
    }

    .student-logo img {
        width: 116px;
    }

    .hero-copy h1 {
        font-size: 40px;
    }

    .hero-trust {
        display: grid;
        justify-content: center;
    }

    .price-bubble {
        padding-inline: 10px;
        font-size: 15px;
    }

    .paper-card {
        inset-inline: 2%;
    }
}

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

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal-item {
        opacity: 1;
        transform: none;
    }
}