:root {
    --ink: #15132f;
    --ink-soft: #373553;
    --paper: #f8f7f2;
    --lilac: #ded8ff;
    --purple: #6657dc;
    --purple-deep: #40338f;
    --coral: #ff8e72;
    --lime: #d3f47b;
    --line: rgba(21, 19, 47, .13);
    --mono: 'DM Mono', monospace;
    --sans: 'Manrope', sans-serif
}

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

html {
    scroll-behavior: smooth
}

body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    line-height: 1.55;
    overflow-x: hidden
}

a {
    color: inherit
}

.nav {
    position: fixed;
    inset: 0 0 auto;
    z-index: 10;
    background: rgba(248, 247, 242, .86);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: .25s ease
}

.nav.scrolled {
    border-color: var(--line)
}

.nav-container,
.container {
    max-width: 1200px;
    margin: auto;
    padding: 0 32px
}

.nav-container {
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center
}

.logo {
    font-family: var(--mono);
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -.07em;
    text-decoration: none
}

.logo-bracket {
    color: var(--purple)
}

.logo-dot {
    color: var(--coral)
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
    font-size: .82rem;
    font-weight: 700
}

.nav-links a {
    text-decoration: none;
    transition: color .2s
}

.nav-links a:hover {
    color: var(--purple)
}

.nav-cta {
    border: 1px solid var(--ink);
    border-radius: 999px;
    padding: 10px 16px
}

.nav-cta span {
    color: var(--coral);
    margin-left: 4px
}

.nav-toggle {
    display: none;
    background: none;
    border: 0;
    padding: 8px
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    margin: 4px;
    background: var(--ink)
}

.hero {
    min-height: 790px;
    position: relative;
    overflow: hidden;
    padding: 165px max(32px, calc((100vw - 1136px)/2)) 85px;
    display: flex;
    align-items: center;
    background: var(--paper)
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 55%
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--purple-deep);
    font: 500 .7rem/1 var(--mono);
    letter-spacing: .1em
}

.eyebrow>span {
    width: 18px;
    height: 1px;
    background: currentColor
}

h1,
h2,
h3 {
    line-height: 1.06;
    letter-spacing: -.055em
}

h1 {
    font-size: clamp(3.45rem, 6.5vw, 6.6rem);
    margin: 22px 0 25px;
    font-weight: 800
}

h1 em,
h2 em {
    color: var(--purple);
    font-family: Georgia, serif;
    font-weight: 400;
    letter-spacing: -.08em
}

.hero-description {
    max-width: 590px;
    color: var(--ink-soft);
    font-size: 1.08rem
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 34px
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 17px;
    border-radius: 999px;
    padding: 15px 22px;
    font-size: .86rem;
    font-weight: 800;
    text-decoration: none;
    transition: transform .2s, box-shadow .2s
}

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

.btn-primary {
    color: #fff;
    background: var(--purple);
    box-shadow: 0 10px 18px rgba(102, 87, 220, .2)
}

.btn-primary:hover {
    box-shadow: 0 14px 26px rgba(102, 87, 220, .34)
}

.btn-primary span {
    font-size: 1.25em
}

.btn-text {
    padding-left: 0;
    text-decoration: underline;
    text-underline-offset: 5px
}

.btn-text span {
    color: var(--coral)
}

.hero-proof {
    display: flex;
    gap: 13px;
    margin-top: 60px;
    font-size: .7rem;
    color: var(--ink-soft)
}

.hero-proof b {
    color: var(--ink)
}

.hero-proof i {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--coral);
    align-self: center
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(.5px)
}

.orb-one {
    width: 440px;
    height: 440px;
    right: -160px;
    top: 58px;
    background: var(--lilac)
}

.orb-two {
    width: 180px;
    height: 180px;
    left: 45%;
    bottom: -100px;
    background: var(--lime)
}

.mission-board {
    position: absolute;
    z-index: 1;
    width: 460px;
    right: max(28px, calc((100vw - 1170px)/2));
    top: 152px;
    padding: 30px;
    background: #20204b;
    color: #f9f8f4;
    border-radius: 26px;
    box-shadow: 0 30px 50px rgba(31, 28, 72, .19);
    transform: rotate(3deg)
}

.board-top,
.progress-label,
.team-row {
    display: flex;
    align-items: center;
    justify-content: space-between
}

.board-label,
.live-dot,
.prompt-card small {
    font: 500 .62rem var(--mono);
    letter-spacing: .1em
}

.live-dot {
    color: var(--lime)
}

.live-dot:before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--lime);
    margin-right: 6px
}

.mission-board h2 {
    margin: 31px 0 11px;
    font-size: 2.1rem
}

.mission-board>p {
    color: #c6c4d7;
    max-width: 330px;
    font-size: .84rem
}

.board-progress {
    margin: 31px 0 24px
}

.progress-label {
    color: #c6c4d7;
    font-size: .72rem
}

.progress-label strong {
    color: #fff
}

.progress-track {
    height: 7px;
    margin-top: 8px;
    display: block;
    background: #3c3b66;
    border-radius: 5px;
    overflow: hidden
}

.progress-track span {
    display: block;
    height: 100%;
    width: 68%;
    background: var(--lime);
    border-radius: 5px
}

.team-row {
    padding: 15px 0;
    border-top: 1px solid #3d3b64;
    border-bottom: 1px solid #3d3b64
}

.avatars {
    display: flex;
    margin-right: auto
}

.avatars span {
    display: grid;
    place-items: center;
    width: 27px;
    height: 27px;
    margin-right: -5px;
    border: 2px solid #20204b;
    border-radius: 50%;
    background: #ff9d83;
    color: #20204b;
    font-size: .55rem;
    font-weight: 800
}

.avatars span:nth-child(2) {
    background: #a6d8ff
}

.avatars span:nth-child(3) {
    background: #c9d6a3
}

.avatars span:nth-child(4) {
    background: #5e5b8c;
    color: #fff
}

.team-row div:nth-child(2) {
    margin-left: 16px;
    margin-right: auto
}

.team-row strong,
.team-row small {
    display: block
}

.team-row strong {
    font-size: .73rem
}

.team-row small {
    color: #c6c4d7;
    font-size: .62rem
}

.score {
    color: var(--lime);
    font: .9rem var(--mono)
}

.score small {
    display: inline;
    font-size: .5rem;
    color: inherit
}

.mini-cards {
    display: grid;
    gap: 7px;
    margin-top: 18px
}

.mini-cards div {
    display: grid;
    grid-template-columns: 25px 1fr auto;
    align-items: center;
    padding: 8px 10px;
    border-radius: 6px;
    background: #30305a;
    font-size: .66rem
}

.mini-cards .active {
    background: #6657dc
}

.mini-cards span {
    color: var(--lime);
    font-family: var(--mono)
}

.mini-cards small {
    color: #c6c4d7
}

.mini-cards .active small {
    color: #fff
}

.intro-strip {
    background: var(--ink);
    color: #fff;
    padding: 35px max(32px, calc((100vw - 1136px)/2));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 25px
}

.intro-strip>p {
    font-size: 1.08rem
}

.intro-strip p strong {
    color: var(--lime)
}

.capability-list {
    display: flex;
    gap: 8px;
    flex-wrap: wrap
}

.capability-list span {
    padding: 6px 10px;
    border: 1px solid #5a5871;
    border-radius: 999px;
    color: #c6c5d3;
    font: 400 .64rem var(--mono)
}

.section {
    padding: 120px 0
}

.section-heading {
    display: flex;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 62px
}

.section-heading>div {
    flex: 1
}

.section-heading h2,
.ai-content h2,
.formats h2,
.contact h2 {
    margin-top: 18px;
    font-size: clamp(2.5rem, 4.2vw, 4.5rem)
}

.section-heading>p {
    max-width: 350px;
    padding-top: 38px;
    color: var(--ink-soft);
    font-size: .98rem
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--line)
}

.step {
    min-height: 270px;
    padding: 28px 34px 15px 0;
    border-right: 1px solid var(--line)
}

.step:not(:first-child) {
    padding-left: 34px
}

.step:last-child {
    border: 0
}

.step-number {
    color: var(--coral);
    font: 400 .78rem var(--mono)
}

.step h3 {
    margin: 63px 0 12px;
    font-size: 1.28rem
}

.step p,
.outcomes-grid p,
.format-options p {
    color: var(--ink-soft);
    font-size: .9rem
}

.ai-callout {
    background: var(--lilac);
    padding: 100px 0;
    overflow: hidden
}

.ai-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 80px
}

.ai-visual {
    min-height: 370px;
    position: relative;
    background: #6657dc;
    border-radius: 50% 50% 12px 50%
}

.ai-ring {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 220px;
    height: 220px;
    border: 1px solid #bbb1ff;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    display: grid;
    place-items: center
}

.ai-ring:before,
.ai-ring:after {
    content: '';
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(222, 216, 255, .5)
}

.ai-ring:before {
    width: 150px;
    height: 150px
}

.ai-ring:after {
    width: 280px;
    height: 280px
}

.ai-ring span {
    display: grid;
    place-items: center;
    width: 82px;
    height: 82px;
    border-radius: 50%;
    background: var(--lime);
    color: var(--ink);
    font-weight: 800;
    font-size: 1.3rem
}

.spark {
    position: absolute;
    color: var(--lime);
    font-size: 2rem
}

.spark-a {
    top: 42px;
    right: 52px
}

.spark-b {
    bottom: 45px;
    left: 55px;
    font-size: 1.2rem
}

.prompt-card {
    position: absolute;
    bottom: 31px;
    right: -38px;
    width: 270px;
    padding: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    border-radius: 9px;
    box-shadow: 0 14px 30px rgba(41, 30, 112, .16)
}

.prompt-icon {
    display: grid;
    place-items: center;
    width: 32px;
    height: 32px;
    flex: 0 0 auto;
    background: var(--coral);
    border-radius: 50%
}

.prompt-card small {
    color: var(--purple)
}

.prompt-card p {
    font-size: .69rem;
    font-weight: 700
}

.prompt-arrow {
    margin-left: auto;
    color: var(--purple)
}

.ai-content p {
    margin: 22px 0;
    color: var(--ink-soft)
}

.ai-content ul {
    list-style: none
}

.ai-content li {
    margin: 13px 0;
    font-size: .88rem;
    font-weight: 700
}

.ai-content li:before {
    content: '✓';
    margin-right: 10px;
    color: var(--purple)
}

.outcomes {
    background: var(--paper)
}

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

.outcomes-grid article {
    min-height: 270px;
    padding: 28px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 12px
}

.outcome-icon {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--lilac);
    color: var(--purple-deep);
    font-size: 1.3rem
}

.outcomes-grid article:nth-child(2) .outcome-icon {
    background: var(--lime)
}

.outcomes-grid article:nth-child(3) .outcome-icon {
    background: #ffd2c6
}

.outcomes-grid h3 {
    margin: 69px 0 11px;
    font-size: 1.22rem
}

.formats {
    padding: 100px 0;
    color: #fff;
    background: var(--purple-deep)
}

.formats-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px
}

.formats .eyebrow {
    color: var(--lime)
}

.format-options>div {
    display: grid;
    grid-template-columns: 35px 1fr;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, .25)
}

.format-options>div:last-child {
    border-bottom: 1px solid rgba(255, 255, 255, .25)
}

.format-options span {
    color: var(--coral);
    font: .7rem var(--mono)
}

.format-options h3 {
    font-size: 1.2rem
}

.format-options p {
    grid-column: 2;
    margin-top: 7px;
    color: #d5d0f5
}

.events {
    background: #f0eee8
}

.event-list {
    display: grid;
    gap: 18px
}

.event-card {
    display: grid;
    grid-template-columns: 120px 1fr;
    padding: 31px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 13px
}

.event-year {
    color: var(--purple);
    font: 500 1.2rem var(--mono)
}

.event-main {
    position: relative;
    padding-right: 160px
}

.event-main h3 {
    font-size: 1.45rem;
    margin-bottom: 10px
}

.event-main p {
    max-width: 600px;
    color: var(--ink-soft);
    font-size: .9rem
}

.event-logo {
    position: absolute;
    right: 0;
    top: 0;
    max-height: 72px;
    object-fit: contain;
    object-position: right;
    opacity: .75
}

.event-tags {
    display: flex;
    gap: 7px;
    flex-wrap: wrap;
    margin-top: 20px
}

.event-tags span {
    padding: 5px 8px;
    border: 1px solid var(--line);
    border-radius: 4px;
    color: var(--purple-deep);
    font: 400 .64rem var(--mono)
}

.contact {
    padding: 115px 0
}

.contact-panel {
    padding-top: 65px;
    padding-bottom: 65px;
    display: flex;
    justify-content: space-between;
    gap: 50px;
    background: var(--lime);
    border-radius: 22px
}

.contact h2 {
    font-size: clamp(2.5rem, 4.2vw, 4.3rem)
}

.contact p {
    max-width: 480px;
    margin-top: 20px;
    color: var(--ink-soft)
}

.contact-action {
    display: flex;
    min-width: 245px;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 20px
}

.contact-action .btn {
    background: var(--ink)
}

.email-link {
    font-weight: 800;
    font-size: .9rem;
    text-decoration-thickness: 1px;
    text-underline-offset: 5px
}

.email-link span {
    color: var(--coral)
}

.contact-action small {
    color: var(--ink-soft);
    font-size: .69rem;
    max-width: 245px
}

.footer {
    border-top: 1px solid var(--line);
    padding: 28px 0
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px
}

.footer .logo {
    font-size: 1rem
}

.footer p,
.footer span {
    color: var(--ink-soft);
    font-size: .72rem
}

@media(max-width:900px) {
    .hero {
        min-height: auto;
        padding-top: 145px;
        padding-bottom: 75px
    }

    .hero-content {
        width: 100%
    }

    .mission-board {
        position: relative;
        width: min(460px, 100%);
        right: auto;
        top: auto;
        margin: 55px auto 0;
        transform: rotate(1deg)
    }

    .hero-orb {
        display: none
    }

    .section-heading,
    .formats-inner {
        gap: 35px
    }

    .ai-grid {
        gap: 45px
    }

    .intro-strip {
        flex-direction: column;
        align-items: flex-start
    }
}

@media(max-width:680px) {

    .nav-container,
    .container {
        padding-left: 20px;
        padding-right: 20px
    }

    .nav-container {
        height: 66px
    }

    .nav-toggle {
        display: block
    }

    .nav-links {
        display: none;
        position: absolute;
        left: 0;
        right: 0;
        top: 66px;
        padding: 15px 20px 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
        background: var(--paper);
        border-bottom: 1px solid var(--line)
    }

    .nav-links.active {
        display: flex
    }

    .hero {
        padding: 118px 20px 60px
    }

    .hero-proof {
        margin-top: 42px;
        flex-wrap: wrap
    }

    .mission-board {
        padding: 23px
    }

    .mission-board h2 {
        font-size: 1.75rem
    }

    .section {
        padding: 80px 0
    }

    .section-heading,
    .ai-grid,
    .formats-inner {
        grid-template-columns: 1fr;
        display: grid
    }

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

    .section-heading>p {
        padding-top: 0
    }

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

    .step,
    .step:not(:first-child) {
        min-height: auto;
        padding: 23px 0 28px;
        border-right: 0;
        border-bottom: 1px solid var(--line)
    }

    .step h3 {
        margin-top: 25px
    }

    .ai-callout {
        padding: 70px 0
    }

    .ai-visual {
        min-height: 310px;
        margin-right: 25px
    }

    .prompt-card {
        right: -25px
    }

    .event-card {
        grid-template-columns: 1fr;
        gap: 22px
    }

    .event-main {
        padding-right: 0
    }

    .event-logo {
        position: relative;
        right: auto;
        max-width: 110px;
        object-position: left;
        margin-bottom: 18px
    }

    .contact {
        padding: 70px 0
    }

    .contact-panel {
        display: block;
        padding: 42px 25px
    }

    .contact-action {
        margin-top: 35px
    }

    .footer-inner {
        align-items: flex-start;
        flex-direction: column
    }

    .capability-list {
        gap: 6px
    }
}

/* Restored CTF.place identity and tailored-challenge additions */
:root {
    --mono: 'JetBrains Mono', monospace;
    --sans: 'Inter', sans-serif;
}

.nav {
    background: rgba(10, 10, 15, .94);
    border-bottom-color: rgba(255, 255, 255, .1);
}

.nav.scrolled {
    background: rgba(10, 10, 15, .98);
}

.logo {
    font-family: var(--mono);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: normal;
    text-decoration: none;
    color: #e8e8e8;
    transition: .2s ease;
}

.logo:hover {
    color: #00ff88;
}

.logo-bracket {
    color: #00ccff;
}

.logo-dot {
    color: #00ff88;
}

.nav-links a {
    color: #a0a0a0;
}

.nav-links a:hover {
    color: #00ff88;
}

.nav-cta {
    border-color: rgba(255, 255, 255, .35);
    color: #e8e8e8 !important;
}

.nav-cta span {
    color: #00ff88;
}

.nav-toggle span {
    background: #e8e8e8;
}

.challenge-board {
    position: absolute;
    z-index: 1;
    width: 460px;
    right: max(28px, calc((100vw - 1170px)/2));
    top: 152px;
    padding: 30px;
    background: #20204b;
    color: #f9f8f4;
    border-radius: 26px;
    box-shadow: 0 30px 50px rgba(31, 28, 72, .19);
    transform: rotate(3deg);
}

.challenge-board h2 {
    margin: 31px 0 11px;
    font-size: 2.1rem;
}

.challenge-board>p {
    color: #c6c4d7;
    max-width: 330px;
    font-size: .84rem;
}

.challenge-sources {
    background: #fff;
}

.source-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.source-grid h2 {
    margin: 18px 0 22px;
    font-size: clamp(2.45rem, 4vw, 4.25rem);
}

.source-grid>div>p {
    max-width: 480px;
    color: var(--ink-soft);
}

.source-cards {
    display: grid;
    gap: 0;
    border-top: 1px solid var(--line);
}

.source-cards article {
    display: grid;
    grid-template-columns: 42px 1fr;
    padding: 23px 0;
    border-bottom: 1px solid var(--line);
}

.source-cards span {
    color: var(--coral);
    font: .72rem var(--mono);
}

.source-cards h3 {
    font-size: 1.1rem;
}

.source-cards p {
    grid-column: 2;
    margin-top: 8px;
    color: var(--ink-soft);
    font-size: .86rem;
}

.contact-panel {
    align-items: flex-start;
}

.contact-intro {
    max-width: 480px;
}

.contact-intro .email-link {
    display: inline-block;
    margin-top: 28px;
}

.contact-intro small {
    display: block;
    max-width: 260px;
    margin-top: 16px;
    color: var(--ink-soft);
    font-size: .7rem;
}

.demo-form {
    width: min(100%, 430px);
    padding: 26px;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 14px 30px rgba(40, 45, 18, .13);
}

.form-heading {
    margin-bottom: 20px;
}

.form-heading span {
    color: var(--purple-deep);
    font: .66rem var(--mono);
    letter-spacing: .1em;
}

.form-heading p {
    margin: 5px 0 0;
    color: var(--ink-soft);
    font-size: .84rem;
}

.demo-form label {
    display: block;
    margin: 0 0 13px;
    color: var(--ink);
    font-size: .72rem;
    font-weight: 700;
}

.demo-form input,
.demo-form select,
.demo-form textarea {
    width: 100%;
    margin-top: 5px;
    padding: 10px 11px;
    border: 1px solid var(--line);
    border-radius: 5px;
    outline: 0;
    background: #fff;
    color: var(--ink);
    font: .82rem var(--sans);
}

.demo-form textarea {
    resize: vertical;
    min-height: 78px;
}

.demo-form input:focus,
.demo-form select:focus,
.demo-form textarea:focus {
    border-color: var(--purple);
    box-shadow: 0 0 0 3px rgba(102, 87, 220, .12);
}

.form-row {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 11px;
}

.demo-form button {
    border: 0;
    cursor: pointer;
    font-family: var(--sans);
}

.demo-form .btn {
    margin-top: 4px;
    background: var(--purple);
}

.footer {
    background: #0a0a0f;
    border-top-color: rgba(255, 255, 255, .1);
}

.footer p,
.footer span {
    color: #a0a0a0;
}

.footer .logo {
    color: #e8e8e8;
    font-size: 1.5rem;
}

@media (max-width: 900px) {
    .challenge-board {
        position: relative;
        width: min(460px, 100%);
        right: auto;
        top: auto;
        margin: 55px auto 0;
        transform: rotate(1deg);
    }

    .source-grid {
        gap: 42px;
    }
}

@media (max-width: 680px) {
    .nav-links {
        background: #0a0a0f;
        border-bottom-color: rgba(255, 255, 255, .1);
    }

    .challenge-board {
        padding: 23px;
    }

    .challenge-board h2 {
        font-size: 1.75rem;
    }

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

    .demo-form {
        margin-top: 34px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}