:root {
    color-scheme: light;
    --ink: #17211f;
    --muted: #5d6b66;
    --soft: #eef7f4;
    --paper: #ffffff;
    --line: #dce9e5;
    --teal: #0d766e;
    --teal-dark: #095852;
    --mint: #bdeee2;
    --coral: #f05a4f;
    --gold: #d79b24;
    --shadow: 0 24px 70px rgba(17, 40, 35, 0.12);
    --radius: 8px;
    --shell: 1160px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    background: #f7fbfb;
    color: var(--ink);
    line-height: 1.6;
    text-rendering: optimizeLegibility;
}

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

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

.skip-link {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 100;
    transform: translateY(-140%);
    border-radius: var(--radius);
    background: var(--ink);
    color: #fff;
    padding: 10px 14px;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    padding: 14px clamp(18px, 4vw, 54px);
    border-bottom: 1px solid rgba(220, 233, 229, 0.72);
    background: rgba(247, 251, 251, 0.88);
    backdrop-filter: blur(18px);
}

.brand,
.nav,
.trust-list,
.hero-actions {
    display: flex;
    align-items: center;
}

.brand {
    gap: 10px;
    font-weight: 800;
    letter-spacing: 0;
}

.brand-mark {
    display: grid;
    width: 34px;
    height: 34px;
    place-items: center;
    border-radius: var(--radius);
    background: var(--ink);
    color: #fff;
}

.nav {
    gap: 22px;
    color: var(--muted);
    font-size: 0.95rem;
}

.nav a:hover,
.nav a:focus-visible {
    color: var(--teal-dark);
}

.header-cta,
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    border-radius: var(--radius);
    font-weight: 800;
    transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.header-cta {
    min-width: 116px;
    background: var(--ink);
    color: #fff;
}

.button {
    padding: 13px 22px;
}

.button.primary {
    background: var(--teal);
    color: #fff;
    box-shadow: 0 16px 34px rgba(13, 118, 110, 0.24);
}

.button.secondary {
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.78);
    color: var(--ink);
}

.button:hover,
.button:focus-visible,
.header-cta:hover,
.header-cta:focus-visible {
    transform: translateY(-2px);
}

.section-shell {
    width: min(var(--shell), calc(100% - 36px));
    margin: 0 auto;
}

.hero {
    position: relative;
    min-height: 92vh;
    overflow: hidden;
    background: linear-gradient(135deg, #f7fbfb 0%, #e6f6f1 52%, #fff8f4 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    opacity: 0.28;
    background-image: linear-gradient(90deg, rgba(247, 251, 251, 0.94), rgba(247, 251, 251, 0.42)), url("/assets/img/Landing/BG_Landing.webp");
    background-position: center;
    background-size: cover;
}

.hero::after {
    position: absolute;
    inset: auto -10% -28% -10%;
    height: 46%;
    content: "";
    background: radial-gradient(circle at 30% 20%, rgba(13, 118, 110, 0.16), transparent 34%),
        radial-gradient(circle at 70% 10%, rgba(240, 90, 79, 0.14), transparent 32%);
    pointer-events: none;
}

.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(330px, 0.76fr);
    gap: clamp(32px, 5vw, 70px);
    align-items: center;
    padding: clamp(74px, 10vh, 116px) 0 clamp(42px, 7vh, 78px);
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--teal-dark);
    font-weight: 850;
}

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

h1 {
    max-width: 780px;
    margin-bottom: 20px;
    font-size: clamp(2.35rem, 5vw, 5.1rem);
    line-height: 1.04;
    letter-spacing: 0;
}

h2 {
    margin-bottom: 16px;
    font-size: clamp(2rem, 3.2vw, 3.2rem);
    line-height: 1.12;
    letter-spacing: 0;
}

h3 {
    margin-bottom: 10px;
    font-size: 1.18rem;
    line-height: 1.25;
}

.hero-lead,
.section-heading p,
.section-copy p,
.final-inner p {
    color: var(--muted);
    font-size: clamp(1.05rem, 1.4vw, 1.22rem);
}

.hero-lead {
    max-width: 690px;
    margin-bottom: 26px;
}

.hero-actions {
    flex-wrap: wrap;
    gap: 12px;
}

.launch-offer {
    max-width: 600px;
    margin-top: 16px;
    border: 1px solid rgba(13, 118, 110, 0.18);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.72);
    padding: 14px 16px;
    box-shadow: 0 16px 36px rgba(17, 40, 35, 0.08);
}

.launch-offer-label {
    display: inline-flex;
    margin-bottom: 4px;
    color: var(--teal-dark);
    font-size: 0.82rem;
    font-weight: 850;
}

.launch-offer p {
    margin: 0;
    color: var(--ink);
    font-size: 0.98rem;
    font-weight: 800;
}

.launch-offer strong {
    color: var(--teal-dark);
    font-size: 1.1rem;
}

.launch-offer small {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.5;
}

.trust-list {
    flex-wrap: wrap;
    gap: 10px;
    margin: 22px 0 0;
    padding: 0;
    list-style: none;
    color: var(--muted);
}

.trust-list li {
    border: 1px solid rgba(220, 233, 229, 0.9);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.66);
    padding: 7px 10px;
}

.hero-panel {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: var(--radius);
    background: var(--paper);
    box-shadow: var(--shadow);
}

.hero-panel img {
    width: 100%;
    min-height: 440px;
    object-fit: cover;
}

.metric-strip {
    position: absolute;
    right: 18px;
    bottom: 18px;
    left: 18px;
    display: grid;
    gap: 8px;
}

.metric-strip span {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.88);
    padding: 10px 12px;
    color: var(--muted);
    backdrop-filter: blur(12px);
}

.metric-strip strong {
    color: var(--teal-dark);
}

section:not(.hero) {
    padding: clamp(62px, 8vw, 106px) 0;
}

.section-heading {
    max-width: 760px;
    margin: 0 auto 32px;
    text-align: center;
}

.pain-grid,
.benefit-grid,
.motivation-grid,
.use-grid,
.student-grid,
.compare-grid {
    display: grid;
    gap: 16px;
}

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

.card,
.student-card,
.motivation-card,
.use-card,
.compare-card,
.dashboard-card,
.proof-list,
.product-item {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.82);
    box-shadow: 0 16px 44px rgba(17, 40, 35, 0.07);
}

.card,
.student-card,
.motivation-card,
.use-card,
.compare-card,
.proof-list,
.product-item {
    padding: clamp(20px, 3vw, 28px);
}

.card p,
.student-card p,
.motivation-card p,
.use-card p,
.compare-card li,
.proof-list li,
.product-item p {
    color: var(--muted);
}

.split-section,
.photo-section,
.proof-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(28px, 5vw, 70px);
    align-items: center;
}

.section-copy {
    max-width: 620px;
}

.product-stack {
    display: grid;
    gap: 14px;
}

.product-item {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 8px 14px;
}

.product-item span {
    grid-row: span 2;
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: var(--radius);
    background: var(--soft);
    color: var(--teal-dark);
    font-weight: 900;
}

.contrast-section,
.student-section,
.motivation-section,
.final-cta {
    background: var(--ink);
    color: #fff;
}

.contrast-section .eyebrow,
.student-section .eyebrow,
.motivation-section .eyebrow,
.final-cta .eyebrow {
    color: var(--mint);
}

.contrast-section .section-heading p,
.student-section .section-heading p,
.motivation-section .section-heading p,
.final-cta p {
    color: rgba(255, 255, 255, 0.76);
}

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

.compare-card {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.16);
}

.compare-card.active {
    background: #fff;
    color: var(--ink);
}

.compare-card ul,
.proof-list ul {
    display: grid;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.compare-card li,
.proof-list li {
    position: relative;
    padding-right: 24px;
}

.compare-card li::before,
.proof-list li::before {
    position: absolute;
    right: 0;
    color: var(--teal);
    content: "✓";
    font-weight: 900;
}

.compare-card.muted li::before {
    color: var(--coral);
    content: "×";
}

.photo-visual {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.photo-visual img {
    width: 100%;
    min-height: 440px;
    object-fit: cover;
}

.flow-steps {
    position: absolute;
    right: 18px;
    bottom: 18px;
    left: 18px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.flow-steps span {
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.9);
    padding: 10px;
    text-align: center;
    font-weight: 800;
}

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

.student-grid,
.motivation-grid {
    grid-template-columns: repeat(3, 1fr);
}

.student-card,
.motivation-card {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.14);
}

.student-card span,
.motivation-card span {
    display: inline-grid;
    min-width: 42px;
    height: 42px;
    margin-bottom: 18px;
    place-items: center;
    border-radius: var(--radius);
    background: rgba(189, 238, 226, 0.16);
    color: var(--mint);
    font-weight: 900;
}

.dashboard-card {
    padding: clamp(22px, 4vw, 34px);
}

.dashboard-row {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 8px;
}

.dashboard-row strong {
    color: var(--teal-dark);
}

.bar {
    height: 12px;
    margin-bottom: 22px;
    overflow: hidden;
    border-radius: var(--radius);
    background: var(--soft);
}

.bar span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--teal), var(--coral));
}

.proof-section {
    background: #eef7f4;
}

.roadmap-section .section-heading {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    padding: clamp(24px, 5vw, 44px);
    box-shadow: var(--shadow);
}

.faq-section {
    padding-top: 0;
}

.faq-list {
    display: grid;
    max-width: 860px;
    margin: 0 auto;
    gap: 10px;
}

.faq-item {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: 0 12px 34px rgba(17, 40, 35, 0.06);
}

.faq-item summary {
    cursor: pointer;
    padding: 18px 20px;
    font-weight: 850;
}

.faq-item p {
    margin: 0;
    padding: 0 20px 20px;
    color: var(--muted);
}

.final-inner {
    max-width: 820px;
    text-align: center;
}

.final-inner .button {
    margin-top: 10px;
}

.site-footer {
    display: flex;
    justify-content: center;
    gap: 18px;
    padding: 26px 18px;
    color: var(--muted);
    font-size: 0.95rem;
}

.site-footer p {
    margin: 0;
}

.site-footer a {
    color: var(--teal-dark);
    font-weight: 750;
}

.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 520ms ease, transform 520ms ease;
}

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

@media (max-width: 980px) {
    .nav {
        display: none;
    }

    .hero {
        min-height: auto;
    }

    .hero-grid,
    .split-section,
    .photo-section,
    .proof-grid {
        grid-template-columns: 1fr;
    }

    .hero-panel {
        max-width: 620px;
    }

    .pain-grid,
    .benefit-grid,
    .use-grid,
    .student-grid,
    .motivation-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 680px) {
    .site-header {
        padding: 12px 16px;
    }

    .brand span:last-child {
        display: none;
    }

    .header-cta {
        min-width: 104px;
    }

    .section-shell {
        width: min(100% - 28px, var(--shell));
    }

    .hero-grid {
        padding-top: 56px;
    }

    h1 {
        font-size: clamp(2.2rem, 13vw, 3.45rem);
    }

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

    .trust-list li {
        flex: 1 1 auto;
        text-align: center;
    }

    .hero-panel img,
    .photo-visual img {
        min-height: 320px;
    }

    .metric-strip,
    .flow-steps {
        position: static;
        padding: 10px;
        background: #fff;
    }

    .flow-steps,
    .compare-grid,
    .pain-grid,
    .benefit-grid,
    .use-grid,
    .student-grid,
    .motivation-grid {
        grid-template-columns: 1fr;
    }

    .product-item {
        grid-template-columns: 1fr;
    }

    .site-footer {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

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

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

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