/* ===========================
   ABOUT — FOUNDER EDITION
=========================== */

.about-canvas {
    font-family: Inter, sans-serif;
    color: #0F172A;
    overflow-x: hidden;
}

/* GLOBAL */
.section-title {
    font-size: 42px;
    margin-bottom: 40px;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all .8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.delay { transition-delay: .3s }
.delay-1 { transition-delay: .4s }
.delay-2 { transition-delay: .6s }
.delay-3 { transition-delay: .8s }
.delay-4 { transition-delay: 1s }

/* HERO */
.hero {
    min-height: 100vh;
    padding: 140px 10%;
    position: relative;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(15,23,42,.05) 1px, transparent 1px),
        linear-gradient(rgba(15,23,42,.05) 1px, transparent 1px);
    background-size: 48px 48px;
    z-index: -1;
}

.hero h1 {
    font-size: 64px;
    max-width: 900px;
    letter-spacing: -0.04em;
}

.hero h1 span {
    color: #1DA1DB;
}

.hero-sub {
    margin-top: 24px;
    font-size: 18px;
    color: #475569;
}

/* NOT SECTION */
.not-section {
    padding: 120px 10%;
}

.not-list li {
    font-size: 22px;
    margin-bottom: 14px;
    opacity: .85;
}

.truth {
    margin-top: 40px;
    font-size: 20px;
    font-weight: 600;
}

/* SPLIT */
.split {
    display: grid;
    grid-template-columns: 1fr 2px 1fr;
    gap: 60px;
    padding: 120px 10%;
}

.divider {
    background: #E5E7EB;
}

.panel {
    padding: 40px;
    border: 1px solid #E5E7EB;
}

.panel:hover {
    background: #F8FAFC;
}

.label {
    font-size: 12px;
    letter-spacing: .18em;
    color: #64748B;
}

.panel h3 {
    font-size: 34px;
    margin: 16px 0;
}

.panel li {
    margin-bottom: 10px;
}

/* TIMELINE */
.timeline {
    background: #F8FAFC;
    padding: 120px 10%;
}

.track {
    display: flex;
    gap: 40px;
    overflow-x: auto;
}

.event {
    min-width: 280px;
    padding: 24px;
    border-left: 3px solid #1DA1DB;
    background: #fff;
}

.timeline-note {
    margin-top: 40px;
    font-weight: 600;
}

/* PHILOSOPHY */
.philosophy {
    background: #0F172A;
    color: #F8FAFC;
    padding: 140px 10%;
    position: relative;
}

.principles span {
    display: block;
    font-size: 22px;
    margin-bottom: 16px;
    transition: color .3s ease;
}

.principles span:hover {
    color: #1DA1DB;
}

/* WHY TOOLS */
.why-tools {
    padding: 120px 10%;
}

.tool-rules li::before {
    content: "◉";
    color: #1DA1DB;
    margin-right: 10px;
}

/* FOUNDER CLOSE */
.founder-close {
    padding: 140px 10%;
    position: relative;
}

.name-mark {
    position: absolute;
    top: 0;
    left: 10%;
    font-size: 120px;
    color: rgba(15,23,42,.04);
    font-weight: 800;
}

.founder-close img {
    margin-top: 40px;
    max-width: 160px;
    filter: grayscale(100%);
    transition: filter .4s ease;
}

.founder-close img:hover {
    filter: grayscale(0%);
}

/* CTA */
.final-cta {
    text-align: center;
    padding: 120px 10%;
}

.cta-btn {
    display: inline-block;
    margin-top: 32px;
    padding: 16px 40px;
    border: 1px solid #1DA1DB;
    transition: all .3s ease;
}

.cta-btn:hover {
    background: #1DA1DB;
    color: #fff;
}

/* MOBILE */
@media (max-width: 900px) {
    .split {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 40px;
    }
}