* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --black: #000;
    --white: #fff;
    --gray: #878787;
    --text-heavy: 'Darker Grotesque', sans-serif;
    --text-header: 'Syne', sans-serif;
    --text-text: sans-serif;
    --text-small: 'Darker Grotesque', sans-serif;
    --text-accent: #9eb8ea;
    --text-body-strong: #c4d0e7;
    --text-body: #c4d0e7;
    --text-label: #8da9df;
    --text-subtle: #9fadc7;
    --text-note: #d6e2fb;
    --text-cta-sub: #a7b9db;
    --text-dim: #6f7f9c;
    --text-faded: #5d6b86;
    --accent-line: rgba(255, 255, 255, 0.08);
    --page-glow: rgba(30, 60, 90, 0.12);
    --divider-transparent: rgba(55, 88, 145, 0);
    --divider-strong: rgba(55, 88, 145, 0.9);
    --button-glass: rgba(255, 255, 255, 0.08);
    --fact-grad-top: rgba(13, 20, 38, 0.68);
    --fact-grad-bottom: rgba(0, 0, 0, 0.82);
    --note-grad-highlight: rgba(38, 84, 168, 0.32);
    --note-grad-base: rgba(0, 0, 0, 0.86);
    --note-avatar-bg: #162948;
    --note-avatar-border: #3a62a1;
    --border: #1a1a1a;
    --nav-bg: rgba(0, 0, 0, 0.86);
    --card-border: #1c2a45;
    --note-border: #274170;
    --card-bg: rgba(12, 18, 32, 0.95);
    --card-bg-hover: rgba(16, 24, 42, 0.98);
    --icon-border: #2a4478;
    --icon-bg-from: rgba(22, 44, 84, 0.95);
    --icon-bg-to: rgba(10, 20, 39, 0.95);
    --text-icon: #c9defe;
    --card-hover-border: #2e4f8d;
    --spacing: 8px;
}

[data-theme="light"] {
    --black: #fff;
    --white: #111111;
    --gray: #5a5a5a;
    --text-accent: #2e4f8d;
    --text-body-strong: #24345e;
    --text-body: #2f406b;
    --text-label: #36578f;
    --text-subtle: #455c86;
    --text-note: #263b66;
    --text-cta-sub: #3d5380;
    --text-dim: #5d6b86;
    --text-faded: #7084a6;
    --accent-line: rgba(17, 17, 17, 0.08);
    --page-glow: rgba(120, 164, 255, 0.12);
    --divider-transparent: rgba(138, 171, 230, 0);
    --divider-strong: rgba(138, 171, 230, 0.9);
    --button-glass: rgba(17, 17, 17, 0.08);
    --fact-grad-top: rgba(255, 255, 255, 0.95);
    --fact-grad-bottom: rgba(212, 226, 248, 0.9);
    --note-grad-highlight: rgba(255, 255, 255, 0.674);
    --note-grad-base: rgba(220, 233, 252, 0.92);
    --note-avatar-bg: #d2e2fa;
    --note-avatar-border: #9fbce7;
    --border: #d8d8d8;
    --nav-bg: rgba(245, 245, 245, 0.94);
    --card-border: #c0cfe8;
    --note-border: #8aaee0;
    --card-bg: rgba(240, 244, 255, 0.95);
    --card-bg-hover: rgba(228, 236, 255, 0.98);
    --icon-border: #8aaee0;
    --icon-bg-from: rgba(200, 220, 255, 0.95);
    --icon-bg-to: rgba(180, 205, 250, 0.95);
    --text-icon: #2e4f8d;
    --card-hover-border: #5580c8;
}

body {
    background: var(--black);
    color: var(--white);
    font-family: var(--text-heavy);
    overflow-x: clip;
}

.container {
    min-height: 100vh;
    overflow-x: clip;
}

.page-content {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: calc(var(--spacing) * 8);

    padding: calc(var(--spacing) * 8) calc(var(--spacing) * 5) calc(var(--spacing) * 8);
}



.section-layout {
    display: grid;
    grid-template-columns: 200px minmax(0, 1fr);
    gap: calc(var(--spacing) * 8);
    max-width: 1100px;
    width: 100%;
    position: relative;
    z-index: 1;
}

.sidebar {
    padding-top: calc(var(--spacing) * 1.5);
}

.sidebar-number {
    font-family: var(--text-header);
    font-size: clamp(3.5rem, 5vw, 4.5rem);
    line-height: 1;
    color: var(--text-faded);
    letter-spacing: -0.02em;
    margin-bottom: calc(var(--spacing) * 2.5);
}

.sidebar-label {
    font-family: var(--text-small);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-dim);
    line-height: 1.5;
}

.sidebar-line {
    width: 32px;
    height: 2px;
    background: var(--text-dim);
    margin-top: calc(var(--spacing) * 2);
}

.content {
    max-width: 740px;
    display: grid;
    gap: calc(var(--spacing) * 5.5);
}

.section-tag {
    font-family: var(--text-small);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-dim);
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 1.75);
}

.section-tag::before {
    content: '';
    width: 28px;
    height: 1.5px;
    background: var(--text-dim);
    display: inline-block;
}

.headline {
    font-family: var(--text-header);
    font-size: clamp(2rem, 3.6vw, 4rem);
    line-height: 1;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    display: grid;
    gap: calc(var(--spacing) * 0.75);
}

.headline .bright {
    color: var(--white);
}

.headline .faded {
    color: var(--text-dim);
    font-size: clamp(1.8rem, 3vw, 3.8rem);
}

.body-text {
    font-family: var(--text-heavy);
    font-size: 1.2rem;
    font-weight: 400;
    line-height: 1.7;
    color: var(--text-body);
    max-width: 640px;
}

.quote-block {
    padding: calc(var(--spacing) * 5) 0;
    border-top: 1px solid var(--accent-line);
}

.quote-inner {
    padding-left: calc(var(--spacing) * 3.5);
    border-left: 2px solid var(--accent-line);
}

.quote-text {
    font-family: var(--text-heavy);
    font-size: 1.28rem;
    font-weight: 400;
    font-style: italic;
    line-height: 1.7;
    color: var(--text-body);
    max-width: 580px;
}

.divider {
    height: 1px;
    background: linear-gradient(90deg, var(--divider-transparent), var(--divider-strong), var(--divider-transparent));
}

.divider-wide {
    margin-top: calc(var(--spacing) * 1);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: calc(var(--spacing) * 3);
}

.feature-card {
    border: 1px solid var(--card-border);
    background: linear-gradient(180deg, var(--fact-grad-top), var(--fact-grad-bottom));
    padding: calc(var(--spacing) * 4);
    border-radius: 20px;
    transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease, background 0.28s ease;
}

[data-theme="light"] .feature-card {
    background: var(--black);
    border: 1px solid var(--card-border);
    padding: calc(var(--spacing) * 4);
    border-radius: 20px;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--card-hover-border);
    background: var(--card-bg-hover);
    box-shadow: 0 18px 42px rgba(12, 36, 84, 0.32);
}

.feature-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--icon-border);
    background: linear-gradient(180deg, var(--icon-bg-from), var(--icon-bg-to));
    color: var(--text-icon);
    display: grid;
    place-items: center;
    margin-bottom: calc(var(--spacing) * 2);
    transition: transform 0.28s ease, border-color 0.28s ease, color 0.28s ease;
}

.feature-card:hover .feature-icon {
    transform: translateY(-2px) scale(1.03);
    border-color: var(--card-hover-border);
    color: var(--white);
}

.feature-icon-svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.feature-card h3 {
    font-family: var(--text-header);
    font-size: 1.35rem;
    line-height: 1.15;
    margin-bottom: calc(var(--spacing) * 1.5);
    color: var(--white);
}

.feature-card p {
    font-family: var(--text-heavy);
    color: var(--text-body);
    font-size: 1.06rem;
    line-height: 1.6;
}

.founder-note {
    border: 1px solid var(--note-border);
    background: radial-gradient(120% 120% at 20% 10%, var(--note-grad-highlight), var(--note-grad-base));
    padding: calc(var(--spacing) * 4);
    border-radius: 20px;
}
[data-theme="light"] .founder-note {
    background: var(--black);
    border: 1px solid var(--card-border);
    padding: calc(var(--spacing) * 4);
    border-radius: 20px;
}

.note-text {
    font-family: var(--text-heavy);
    color: var(--text-note);
    font-size: 1.18rem;
    line-height: 1.65;
}

.note-author {
    margin-top: calc(var(--spacing) * 3);
    display: flex;
    align-items: center;
    gap: calc(var(--spacing) * 2);
}

.note-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--note-avatar-bg);
    border: 1px solid var(--note-avatar-border);
    display: grid;
    place-items: center;
    font-family: var(--text-header);
    color: var(--white);
}

.note-name {
    font-family: var(--text-header);
    color: var(--white);
}

.feature-highlight {
    border: 1px solid var(--card-border);
    background: linear-gradient(180deg, var(--fact-grad-top), var(--fact-grad-bottom));
    padding: calc(var(--spacing) * 4);
    border-radius: 20px;
    text-align: center;
    display: grid;
    gap: calc(var(--spacing) * 1.5);
}

[data-theme="light"] .feature-highlight {
    border: 1px solid var(--card-border);
    background: var(--black);
    padding: calc(var(--spacing) * 4);
    border-radius: 20px;
    text-align: center;
    display: grid;
    gap: calc(var(--spacing) * 1.5);
}


.feature-highlight h3 {
    font-family: var(--text-header);
    font-size: 1.45rem;
    color: var(--white);
}

.feature-highlight p {
    font-family: var(--text-heavy);
    color: var(--text-body);
    font-size: 1.1rem;
    line-height: 1.65;
}

.feature-highlight span {
    font-family: var(--text-small);
    color: var(--text-label);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 0.78rem;
}

.cta-block {
    width: 100%;
    max-width: 1100px;
    padding: calc(var(--spacing) * 4);
    display: grid;
    gap: calc(var(--spacing) * 2);
    text-align: center;
}

.cta-title {
    font-family: var(--text-header);
    font-size: 1.7rem;
    color: var(--white);
}

.cta-sub {
    font-family: var(--text-heavy);
    color: var(--text-cta-sub);
    font-size: 1.05rem;
}

.cta-btn {
    justify-self: center;
    display: inline-block;
    margin-top: calc(var(--spacing) * 2);
    padding: calc(var(--spacing) * 2) calc(var(--spacing) * 4);
    background: var(--white);
    color: var(--black);
    text-decoration: none;
    font-family: var(--text-header);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    border: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--button-glass);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.cta-btn:hover::before {
    width: 400px;
    height: 400px;
}

.cta-btn:hover {
    transform: scale(1.05);
    color: var(--white);
    background: var(--black);
    border: 1px solid var(--button-glass);
    backdrop-filter: blur(16px) saturate(140%);
    -webkit-backdrop-filter: blur(16px) saturate(140%);
}

.waitlist-btn-icon {
    width: 12px;
    height: 12px;
    margin-left: calc(var(--spacing) * 1);
    vertical-align: middle;
    filter: invert(0);
}

.cta-btn:hover .waitlist-btn-icon {
    filter: invert(1);
}

[data-theme="light"] .waitlist-btn-icon {
    filter: invert(1);
}

[data-theme="light"] .cta-btn:hover .waitlist-btn-icon {
    filter: invert(0);
}

.footer {
    padding: calc(var(--spacing) * 12) calc(var(--spacing) * 12);
    border-top: 1px solid var(--border);
}

.footer-top {
    display: grid;
    grid-template-columns: minmax(200px, 1.6fr) repeat(3, minmax(140px, 1fr));
    margin-bottom: calc(var(--spacing) * 8);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: calc(var(--spacing) * 2);
    font-family: var(--text-header);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    max-width: 240px;
}

.footer-brand-title {
    display: grid;
    gap: calc(var(--spacing) * 2);
}

.footer-brand-title span {
    font-size: 2.5rem;
}

.footer-brand img {
    height: 70px;
    width: auto;
}

.footer-tagline {
    font-family: var(--text-heavy);
    font-size: 1rem;
    font-weight: 400;
    color: var(--gray);
    max-width: 320px;
}

.footer-col h4 {
    font-family: var(--text-header);
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: calc(var(--spacing) * 3);
}

.footer-col a {
    display: block;
    color: var(--gray);
    text-decoration: none;
    font-family: var(--text-heavy);
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: calc(var(--spacing) * 2);
    transition: color 0.3s ease;
}

.footer-col a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: calc(var(--spacing) * 5);
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    font-family: var(--text-heavy);
    font-size: 0.95rem;
    color: var(--gray);
}

.footer-legal {
    display: flex;
    gap: calc(var(--spacing) * 3);
}

.footer-legal a {
    color: var(--gray);
    text-decoration: none;
    font-family: var(--text-heavy);
    font-size: 0.95rem;
}

.footer-legal a:hover {
    color: var(--white);
}

.animate-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.logo-light {
    display: none;
}

[data-theme="light"] .logo-dark {
    display: none;
}

[data-theme="light"] .logo-light {
    display: block;
}

@media (max-width: 900px) {
    .section-layout {
        grid-template-columns: 140px minmax(0, 1fr);
        gap: calc(var(--spacing) * 5);
    }

    .body-text {
        font-size: 1.08rem;
    }

    .quote-text {
        font-size: 1.12rem;
    }
}

@media (max-width: 768px) {
    .page-content {
        padding: calc(var(--spacing) * 16) calc(var(--spacing) * 3) calc(var(--spacing) * 8);
        gap: calc(var(--spacing) * 6);
    }

    .section-layout {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing) * 4);
    }

    .sidebar {
        display: flex;
        align-items: center;
        gap: calc(var(--spacing) * 2.5);
        padding-top: 0;
    }

    .sidebar-number {
        margin-bottom: 0;
    }

    .sidebar-line {
        display: none;
    }

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

    .footer {
        padding: calc(var(--spacing) * 8) calc(var(--spacing) * 3);
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing) * 5);
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: calc(var(--spacing) * 3);
    }
}

@media (max-width: 520px) {
    .page-content {
        padding: calc(var(--spacing) * 14) calc(var(--spacing) * 2.5) calc(var(--spacing) * 7);
    }

    .headline {
        font-size: clamp(2.1rem, 11vw, 3.1rem);
    }

    .body-text,
    .feature-card p,
    .feature-highlight p {
        font-size: 1rem;
    }

    .quote-text,
    .note-text {
        font-size: 1rem;
    }

    .cta-title {
        font-size: 1.35rem;
    }
}