/* =========================================================
   Future Billionairs — fb.phantrium.com
   Cosmic theme matching Phantrium 2026
   ========================================================= */

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

:root {
    --primary:        #a855f7;
    --primary-dark:   #7c3aed;
    --primary-light:  #c084fc;
    --secondary:      #22d3ee;
    --accent:         #ec4899;
    --gold:           #fbbf24;

    --bg:             #05060f;
    --bg-alt:         #0a0c1a;
    --bg-card:        rgba(255, 255, 255, 0.04);
    --bg-card-hover:  rgba(255, 255, 255, 0.07);

    --text:           #f4f4f8;
    --text-2:         #a8acc0;
    --text-mute:      #6b6f82;

    --border:         rgba(255, 255, 255, 0.08);
    --border-hi:      rgba(168, 85, 247, 0.35);

    --grad: linear-gradient(135deg, #a855f7 0%, #22d3ee 55%, #ec4899 100%);
    --grad-soft: linear-gradient(135deg, rgba(168,85,247,.22), rgba(34,211,238,.18), rgba(236,72,153,.22));
    --ease: cubic-bezier(.22,1,.36,1);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

::selection { background: rgba(168,85,247,.4); color: #fff; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #0a0c17; }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #a855f7, #22d3ee);
    border-radius: 10px;
}

/* Ambient cosmic background */
.ambient {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
    background:
        radial-gradient(ellipse 60% 45% at 15% 10%, rgba(168,85,247,.32), transparent 60%),
        radial-gradient(ellipse 50% 40% at 90% 20%, rgba(34,211,238,.26), transparent 60%),
        radial-gradient(ellipse 60% 45% at 50% 100%, rgba(236,72,153,.24), transparent 60%),
        #05060f;
}
.ambient::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
    background-size: 36px 36px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 70%);
    opacity: .35;
}

/* ====== Typography ====== */
h1, h2, h3 {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-weight: 700;
    letter-spacing: -.02em;
    line-height: 1.15;
}
h1 { font-size: clamp(36px, 6vw, 64px); }
h2 { font-size: clamp(28px, 4vw, 44px); }
h3 { font-size: 20px; }

.grad {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradShift 8s ease infinite;
}
@keyframes gradShift {
    0%,100% { background-position: 0% 50%; }
    50%     { background-position: 100% 50%; }
}

/* ====== Layout ====== */
.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}
.container.narrow {
    max-width: 880px;
}

/* ====== Nav ====== */
.nav {
    position: fixed;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 28px);
    max-width: 1200px;
    background: rgba(28, 32, 58, 0.32);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: 999px;
    padding: 10px 0;
    box-shadow: 0 14px 40px -14px rgba(0,0,0,0.6);
    z-index: 1000;
    transition: top .3s var(--ease), background .3s ease;
}
.nav.scrolled {
    background: rgba(24, 28, 50, 0.6);
    border-color: var(--border-hi);
    top: 12px;
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 22px;
    gap: 14px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 17px;
    letter-spacing: .04em;
    color: var(--text);
}
.nav-logo img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border-hi);
    object-fit: cover;
}
.nav-logo em {
    font-style: normal;
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}
.nav-links a {
    color: var(--text-2);
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    transition: all .25s var(--ease);
}
.nav-links a:hover {
    color: var(--text);
    background: rgba(255,255,255,0.06);
}
.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    width: 38px;
    height: 38px;
    border-radius: 10px;
    cursor: pointer;
}

/* ====== Buttons ====== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: .01em;
    cursor: pointer;
    transition: all .25s var(--ease);
    border: none;
}
.btn-primary {
    background: var(--grad);
    color: #fff;
    box-shadow: 0 10px 28px -10px rgba(168,85,247,.6), inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 38px -12px rgba(168,85,247,.7), inset 0 1px 0 rgba(255,255,255,.22);
}
.btn-ghost {
    background: rgba(255,255,255,0.04);
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.08);
    border-color: var(--border-hi);
}
.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

/* ====== Hero ====== */
.hero {
    padding: 180px 24px 80px;
    text-align: center;
    position: relative;
}
.hero-inner {
    max-width: 920px;
    margin: 0 auto;
}
.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(168,85,247,.12);
    border: 1px solid rgba(168,85,247,.28);
    border-radius: 999px;
    font-size: 13px;
    color: var(--text-2);
    margin-bottom: 28px;
    font-family: 'JetBrains Mono', monospace;
}
.hero-tag .dot {
    width: 8px; height: 8px;
    background: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 10px #10b981;
    animation: pulse 2s ease infinite;
}
@keyframes pulse {
    0%,100% { opacity: 1; transform: scale(1); }
    50% { opacity: .5; transform: scale(1.3); }
}

.hero h1 {
    margin-bottom: 24px;
}
.hero-sub {
    font-size: clamp(16px, 2vw, 19px);
    color: var(--text-2);
    max-width: 660px;
    margin: 0 auto 36px;
    line-height: 1.7;
}
.hero-cta {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 720px;
    margin: 0 auto;
}
.stat {
    padding: 22px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    backdrop-filter: blur(10px);
    transition: all .3s var(--ease);
}
.stat:hover {
    border-color: var(--border-hi);
    background: var(--bg-card-hover);
    transform: translateY(-3px);
}
.stat-v {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 38px;
    font-weight: 700;
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    line-height: 1;
}
.stat-x {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 22px;
    color: var(--text-2);
    margin-left: 2px;
}
.stat-l {
    font-size: 12px;
    color: var(--text-mute);
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: .08em;
}

/* ====== Section ====== */
.section {
    padding: 100px 0;
    position: relative;
}
.section-alt {
    background: linear-gradient(180deg, transparent, rgba(168,85,247,.04), transparent);
}
.section-head {
    text-align: center;
    margin-bottom: 60px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 24px;
}
.kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(34,211,238,.1);
    border: 1px solid rgba(34,211,238,.25);
    border-radius: 999px;
    font-size: 12px;
    color: var(--secondary);
    font-family: 'JetBrains Mono', monospace;
    text-transform: uppercase;
    letter-spacing: .1em;
    margin-bottom: 18px;
}
.kicker .dot {
    width: 7px; height: 7px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}
.section-head h2 { margin-bottom: 16px; }
.section-head p {
    color: var(--text-2);
    font-size: 17px;
    max-width: 600px;
    margin: 0 auto;
}

/* ====== Werkwijze flow ====== */
.flow {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}
.flow-step {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 22px;
    backdrop-filter: blur(10px);
    transition: all .3s var(--ease);
    position: relative;
    overflow: hidden;
}
.flow-step::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--grad-soft);
    opacity: 0;
    transition: opacity .3s var(--ease);
    pointer-events: none;
}
.flow-step:hover {
    border-color: var(--border-hi);
    transform: translateY(-4px);
}
.flow-step:hover::before { opacity: 1; }
.flow-step > * { position: relative; }
.flow-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    color: var(--secondary);
    margin-bottom: 14px;
    letter-spacing: .08em;
}
.flow-step h3 {
    margin-bottom: 12px;
    color: var(--text);
}
.flow-step p {
    color: var(--text-2);
    font-size: 15px;
}
.flow-step strong { color: var(--text); }
.flow-step code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    padding: 1px 6px;
    border-radius: 5px;
    background: rgba(168,85,247,.15);
    border: 1px solid rgba(168,85,247,.25);
    color: var(--primary-light);
}

/* ====== Pillars ====== */
.pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}
.pillar {
    padding: 32px 26px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 22px;
    backdrop-filter: blur(10px);
    transition: all .3s var(--ease);
}
.pillar:hover {
    border-color: var(--border-hi);
    transform: translateY(-4px);
    background: var(--bg-card-hover);
}
.pillar-ico {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--grad);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
    box-shadow: 0 10px 24px -10px rgba(168,85,247,.5);
}
.pillar-ico i {
    color: #fff;
    font-size: 22px;
}
.pillar h3 {
    margin-bottom: 12px;
}
.pillar p {
    color: var(--text-2);
    font-size: 15px;
}

/* ====== Updates feed ====== */
.updates {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 18px;
}
.update {
    padding: 22px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--primary);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: all .3s var(--ease);
}
.update:hover {
    border-color: var(--border-hi);
    transform: translateX(3px);
}
.update.u-entry { border-left-color: #10b981; }
.update.u-close { border-left-color: var(--secondary); }
.update.u-trail { border-left-color: var(--primary); }
.update.u-flip  { border-left-color: var(--accent); }
.update.u-status { border-left-color: var(--gold); }

.u-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.u-channel {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--text-2);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.u-channel i { color: var(--primary-light); }
.u-head time {
    font-size: 11px;
    color: var(--text-mute);
    font-family: 'JetBrains Mono', monospace;
    text-transform: uppercase;
    letter-spacing: .08em;
}
.update h3 {
    font-size: 17px;
    margin-bottom: 6px;
}
.update p {
    font-size: 14px;
    color: var(--text-2);
}
.updates-cta {
    text-align: center;
    margin-top: 40px;
}

/* ====== Who section ====== */
.who {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}
.who-card {
    display: flex;
    gap: 14px;
    padding: 22px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all .3s var(--ease);
}
.who-card:hover {
    border-color: var(--border-hi);
    background: var(--bg-card-hover);
}
.who-card i {
    color: var(--secondary);
    font-size: 22px;
    margin-top: 2px;
    flex-shrink: 0;
}
.who-card p {
    color: var(--text-2);
    font-size: 15px;
    line-height: 1.6;
}
.who-card strong { color: var(--text); }

/* ====== CTA ====== */
.cta {
    text-align: center;
    padding: 120px 24px;
    position: relative;
}
.cta::before {
    content: "";
    position: absolute;
    inset: 20% 10%;
    background: radial-gradient(ellipse at center, rgba(168,85,247,.18), transparent 70%);
    pointer-events: none;
}
.cta > * { position: relative; }
.cta h2 {
    margin-bottom: 20px;
}
.cta p {
    color: var(--text-2);
    font-size: 17px;
    margin-bottom: 36px;
}
.cta-fine {
    font-size: 13px;
    color: var(--text-mute);
    margin-top: 28px;
    font-family: 'JetBrains Mono', monospace;
}

/* ====== Footer ====== */
.footer {
    border-top: 1px solid var(--border);
    padding: 40px 0 30px;
    background: rgba(5,6,15,.6);
}
.foot-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 24px;
}
.foot-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    letter-spacing: .04em;
}
.foot-brand img {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--border-hi);
}
.foot-brand em {
    font-style: normal;
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.foot-links {
    display: flex;
    gap: 22px;
    flex-wrap: wrap;
}
.foot-links a {
    color: var(--text-2);
    font-size: 14px;
    transition: color .2s ease;
}
.foot-links a:hover { color: var(--primary-light); }
.foot-fine {
    text-align: center;
    color: var(--text-mute);
    font-size: 12px;
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

/* ====== Animations on scroll ====== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.in {
    opacity: 1;
    transform: translateY(0);
}

/* ====== Mobile ====== */
@media (max-width: 860px) {
    .nav { top: 10px; }
    .nav-links {
        position: fixed;
        top: 70px;
        left: 14px;
        right: 14px;
        flex-direction: column;
        background: rgba(10,12,26,.92);
        backdrop-filter: blur(28px);
        -webkit-backdrop-filter: blur(28px);
        border: 1px solid var(--border-hi);
        border-radius: 22px;
        padding: 14px;
        gap: 4px;
        transform: translateY(-12px);
        opacity: 0;
        pointer-events: none;
        transition: opacity .3s var(--ease), transform .3s var(--ease);
    }
    .nav-links.open {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }
    .nav-links a {
        width: 100%;
        padding: 14px 18px;
        font-size: 15px;
    }
    .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }

    .hero { padding: 130px 20px 60px; }
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    .stat-v { font-size: 32px; }
    .section { padding: 70px 0; }
    .section-head { margin-bottom: 40px; }
    .cta { padding: 80px 20px; }
}