:root {
    --rp-bg: #ffffff;
    --rp-bg-soft: #f7f8fb;
    --rp-surface: #ffffff;

    --rp-text: #172033;
    --rp-text-soft: #586174;
    --rp-text-muted: #8a91a0;

    --rp-border: #e5e8ef;

    --rp-primary: #635bff;
    --rp-primary-hover: #5048e5;
    --rp-primary-soft: #efefff;

    --rp-dark: #11131a;
    --rp-dark-soft: #1b1e27;

    --rp-radius: 18px;
    --rp-radius-small: 12px;

    --rp-shadow:
        0 20px 55px rgba(25, 32, 51, 0.08);

    --rp-container: 1180px;
}


/* RESET */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;

    font-family:
        Inter,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    background: var(--rp-bg);
    color: var(--rp-text);

    line-height: 1.6;
}

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

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


/* CONTAINER */

.container {
    width: min(
        calc(100% - 40px),
        var(--rp-container)
    );

    margin: 0 auto;
}

.narrow {
    max-width: 760px;
}


/* HEADER */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;

    background:
        rgba(255, 255, 255, 0.92);

    backdrop-filter: blur(14px);

    border-bottom:
        1px solid rgba(229, 232, 239, 0.8);
}

.header-inner {
    min-height: 68px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 20px;
}

.brand {
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: -0.045em;
}

.header-status {
    padding: 7px 12px;

    border-radius: 999px;

    background: var(--rp-primary-soft);
    color: var(--rp-primary);

    font-size: 0.8rem;
    font-weight: 700;
}


/* HERO */

.hero {
    padding:
        clamp(80px, 10vw, 135px)
        0;
}

.hero-inner {
    display: grid;

    grid-template-columns:
        minmax(0, 1.05fr)
        minmax(360px, 0.95fr);

    align-items: center;

    gap:
        clamp(50px, 7vw, 100px);
}

.hero-content {
    max-width: 670px;
}

.eyebrow,
.section-label {
    display: inline-block;

    margin-bottom: 15px;

    color: var(--rp-primary);

    font-size: 0.78rem;
    font-weight: 800;

    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.hero h1 {
    margin:
        0 0 25px;

    font-size:
        clamp(3.4rem, 7vw, 6.6rem);

    line-height: 0.93;

    letter-spacing: -0.065em;

    max-width: 750px;
}

.hero-description {
    max-width: 620px;

    margin:
        0 0 30px;

    font-size:
        clamp(1.08rem, 1.7vw, 1.3rem);

    color: var(--rp-text-soft);
}

.hero-actions {
    margin-bottom: 15px;
}

.coming-soon-button {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    min-height: 50px;

    padding:
        0 25px;

    border-radius: 999px;

    background: var(--rp-primary);
    color: white;

    font-weight: 800;
}

.hero-note {
    margin: 0;

    color: var(--rp-text-muted);

    font-size: 0.92rem;
}


/* EVENT CARD */

.event-preview {
    padding: 30px;

    background: var(--rp-surface);

    border:
        1px solid var(--rp-border);

    border-radius:
        26px;

    box-shadow:
        var(--rp-shadow);
}

.event-preview-top {
    display: flex;
    justify-content: space-between;
    gap: 20px;

    margin-bottom: 30px;
}

.event-category {
    color: var(--rp-primary);

    font-size: 0.8rem;
    font-weight: 800;

    text-transform: uppercase;
}

.event-spots {
    padding: 5px 9px;

    border-radius: 999px;

    background: var(--rp-primary-soft);

    color: var(--rp-primary);

    font-size: 0.75rem;
    font-weight: 700;
}

.event-preview h2 {
    margin:
        0 0 10px;

    font-size: 1.8rem;

    letter-spacing: -0.035em;
}

.event-preview p {
    margin:
        0 0 25px;

    color: var(--rp-text-soft);
}

.event-meta {
    display: flex;
    flex-wrap: wrap;

    gap:
        8px 20px;

    margin-bottom: 25px;

    color: var(--rp-text-muted);

    font-size: 0.9rem;
}

.attendees {
    display: flex;
    align-items: center;
}

.avatar,
.chat-avatar {
    width: 38px;
    height: 38px;

    display: inline-flex;

    align-items: center;
    justify-content: center;

    margin-right: -8px;

    border:
        3px solid white;

    border-radius: 50%;

    background: var(--rp-primary-soft);
    color: var(--rp-primary);

    font-size: 0.8rem;
    font-weight: 800;
}

.avatar.large {
    width: 50px;
    height: 50px;

    margin-right: 0;
}

.attendee-text {
    margin-left: 20px;

    color: var(--rp-text-muted);

    font-size: 0.85rem;
}


/* SECTIONS */

.section {
    padding:
        clamp(80px, 9vw, 125px)
        0;
}

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

.section-dark {
    background: var(--rp-dark);
    color: white;
}

.section-heading {
    max-width: 760px;

    margin-bottom: 55px;
}

.section-title {
    margin:
        0 0 20px;

    font-size:
        clamp(2.2rem, 5vw, 4rem);

    line-height: 1.02;

    letter-spacing: -0.05em;
}

.section-intro {
    margin:
        0 0 15px;

    font-size: 1.08rem;

    color: var(--rp-text-soft);
}

.section-label.light,
.section-title.light {
    color: white;
}

.light-soft {
    color: #b9beca;
}


/* STEPS */

.steps-grid {
    display: grid;

    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 18px;
}

.step-card,
.feature-card {
    padding: 28px;

    border:
        1px solid var(--rp-border);

    border-radius:
        var(--rp-radius);

    background: var(--rp-surface);
}

.step-number {
    display: block;

    margin-bottom: 45px;

    color: var(--rp-primary);

    font-size: 0.8rem;
    font-weight: 800;
}

.step-card h3,
.feature-card h3 {
    margin:
        0 0 10px;

    font-size: 1.15rem;
}

.step-card p,
.feature-card p {
    margin: 0;

    color: var(--rp-text-soft);

    font-size: 0.95rem;
}


/* SPLIT */

.split-section {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    align-items: center;

    gap:
        clamp(45px, 8vw, 100px);
}


/* STAT */

.stat-card {
    padding: 45px;

    border-radius:
        24px;

    background:
        var(--rp-dark-soft);
}

.stat-card strong {
    display: block;

    font-size:
        clamp(4rem, 8vw, 7rem);

    line-height: 1;

    letter-spacing: -0.06em;
}

.stat-card span {
    display: block;

    margin-top: 15px;

    font-weight: 800;
}

.stat-card p {
    margin:
        15px 0 0;

    color: #aeb4c0;
}


/* INTEREST GRID */

.interest-grid {
    display: grid;

    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 14px;
}

.interest-card {
    min-height: 120px;

    padding: 22px;

    display: flex;
    flex-direction: column;

    justify-content: space-between;

    border:
        1px solid var(--rp-border);

    border-radius:
        var(--rp-radius);

    background: white;
}

.interest-card span {
    font-size: 1.5rem;
}


/* EVENT BUILDER */

.mini-event-builder,
.chat-preview,
.feedback-card {
    padding: 30px;

    border:
        1px solid var(--rp-border);

    border-radius:
        24px;

    background: white;

    box-shadow:
        var(--rp-shadow);
}

.builder-label {
    display: block;

    margin-bottom: 25px;

    font-size: 0.78rem;
    font-weight: 800;

    text-transform: uppercase;
    letter-spacing: 0.08em;

    color: var(--rp-primary);
}

.builder-row {
    display: flex;
    align-items: center;

    gap: 15px;

    padding:
        15px 0;

    border-bottom:
        1px solid var(--rp-border);
}

.builder-row span {
    font-size: 1.25rem;
}

.builder-row div {
    display: flex;
    flex-direction: column;
}

.builder-row small {
    color: var(--rp-text-muted);
}

.mock-button {
    display: block;

    margin-top: 22px;

    padding: 13px 20px;

    border-radius:
        10px;

    background: var(--rp-primary);
    color: white;

    text-align: center;
    font-weight: 800;
}


/* CHAT */

.chat-header {
    margin-bottom: 25px;

    font-weight: 800;
}

.chat-message {
    display: flex;

    gap: 14px;

    margin-bottom: 22px;
}

.chat-message:last-child {
    margin-bottom: 0;
}

.chat-avatar {
    flex: 0 0 auto;

    margin-right: 0;

    border-width: 0;
}

.chat-message strong {
    font-size: 0.9rem;
}

.chat-message p {
    margin:
        3px 0 0;

    color: var(--rp-text-soft);

    font-size: 0.9rem;
}


/* FEEDBACK */

.feedback-card h3 {
    margin:
        0 0 25px;

    font-size: 1.5rem;

    letter-spacing: -0.025em;
}

.feedback-person {
    display: flex;

    align-items: center;

    gap: 15px;
}

.feedback-options {
    display: flex;
    flex-wrap: wrap;

    gap: 7px;

    margin-top: 8px;
}

.feedback-options span {
    padding:
        5px 8px;

    border-radius:
        999px;

    background:
        var(--rp-primary-soft);

    color:
        var(--rp-primary);

    font-size: 0.72rem;
    font-weight: 700;
}

.privacy-note {
    margin:
        22px 0 0;

    color:
        var(--rp-text-muted);

    font-size: 0.8rem;
}


/* FEATURES */

.feature-grid {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 18px;
}


/* PHILOSOPHY */

.philosophy {
    text-align: center;
}

.philosophy h2 {
    margin:
        0 auto 25px;

    font-size:
        clamp(2.6rem, 6vw, 5rem);

    line-height: 1;

    letter-spacing: -0.06em;
}

.philosophy p {
    max-width: 650px;

    margin:
        0 auto;

    color:
        var(--rp-text-soft);

    font-size: 1.15rem;
}

.philosophy blockquote {
    max-width: 650px;

    margin:
        40px auto 0;

    padding:
        25px 0 0;

    border-top:
        1px solid var(--rp-border);

    color:
        var(--rp-text);

    font-size: 1.1rem;
    font-weight: 700;
}


/* COMING SOON */

.coming-soon {
    padding:
        clamp(90px, 12vw, 150px)
        0;

    text-align: center;

    background:
        var(--rp-primary);

    color:
        white;
}

.coming-soon h2 {
    margin:
        0 0 20px;

    font-size:
        clamp(3rem, 7vw, 6rem);

    line-height: 0.98;

    letter-spacing: -0.06em;
}

.coming-soon p {
    max-width: 600px;

    margin:
        0 auto;

    color:
        rgba(255, 255, 255, 0.85);

    font-size: 1.1rem;
}

.coming-mark {
    margin-top: 45px;

    font-size: 2rem;
    font-weight: 800;

    letter-spacing: -0.05em;
}

.coming-domain {
    display: block;

    margin-top: 5px;

    color:
        rgba(255, 255, 255, 0.75);

    font-size: 0.9rem;
}


/* FOOTER */

.site-footer {
    background:
        var(--rp-dark);

    color:
        #aeb4c0;
}

.footer-inner {
    min-height: 85px;

    display: flex;

    align-items: center;
    justify-content: space-between;

    gap: 25px;

    font-size: 0.85rem;
}


/* TABLET */

@media (max-width: 900px) {

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

    .hero-visual {
        max-width: 600px;
    }

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

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

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

}


/* MOBILE */

@media (max-width: 600px) {

    .container {
        width:
            min(calc(100% - 28px), var(--rp-container));
    }

    .header-inner {
        min-height: 60px;
    }

    .brand {
        font-size: 1.45rem;
    }

    .hero {
        padding:
            65px 0 75px;
    }

    .hero h1 {
        font-size:
            clamp(3rem, 16vw, 4.8rem);
    }

    .event-preview,
    .mini-event-builder,
    .chat-preview,
    .feedback-card,
    .stat-card {
        padding: 22px;
    }

    .section {
        padding:
            70px 0;
    }

    .steps-grid,
    .interest-grid {
        grid-template-columns: 1fr;
    }

    .step-number {
        margin-bottom: 25px;
    }

    .footer-inner {
        padding:
            25px 0;

        flex-direction: column;

        align-items: flex-start;

        gap: 5px;
    }

}