/* theAish - Pattern Interrupted design language
   neo-brutalist pastel: thin dark borders, rounded cards, Space Grotesk */
:root{
  --ink:#151517; --grey:#706e75; --line:#151517;
  --yellow:#fdf487; --aqua:#bce8ef; --peri:#c7c9f4; --blush:#f8f3f3;
  --blue:#0f60bd; --white:#ffffff;
  --radius:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Space Grotesk',system-ui,sans-serif;color:var(--ink);background:var(--white);line-height:1.55;font-size:18px}
img{max-width:100%;display:block}
a{color:inherit}

h1{font-size:clamp(2.6rem,6.5vw,4.6rem);line-height:1.05;font-weight:700;letter-spacing:-0.02em;margin:0 0 1.4rem}
h2{font-size:clamp(1.9rem,4vw,2.7rem);line-height:1.12;font-weight:700;letter-spacing:-0.015em;margin-bottom:1.2rem}
h3{font-size:1.25rem;font-weight:600;margin-bottom:.4rem}
h4{font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;color:var(--grey);margin-bottom:.6rem}
.lead{font-size:1.16rem;max-width:62ch;margin-bottom:1.1rem}
.fine{font-size:.92rem;color:var(--grey);margin-top:1.1rem;max-width:64ch}
.src{font-size:.85rem;color:var(--grey);margin-top:.7rem}
.src a{text-decoration:underline}
.eyebrow{font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:var(--grey);font-weight:500;margin-bottom:1.4rem}

/* nav */
.nav{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 5vw;background:var(--white);border-bottom:1.5px solid var(--line)}
.brand{font-weight:700;font-size:1.3rem;text-decoration:none}
.nav-links{display:flex;gap:1.6rem}
.nav-links a{text-decoration:none;font-size:.98rem}
.nav-links a:hover{color:var(--blue)}
@media(max-width:860px){.nav-links{display:none}}

/* buttons - every styled-as-button element is a real link/button */
.btn{display:inline-block;background:var(--blue);color:var(--white);border:1.5px solid var(--line);border-radius:999px;padding:.72rem 1.5rem;font-weight:600;font-size:1rem;text-decoration:none;box-shadow:3px 3px 0 var(--line);transition:transform .08s ease,box-shadow .08s ease}
.btn:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--line)}
.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--line)}
.btn-big{font-size:1.12rem;padding:.95rem 2rem}
.btn-ghost{background:var(--white);color:var(--ink)}
.btn-nav{padding:.5rem 1.1rem;font-size:.95rem}

/* hero */
.hero{padding:4.2rem 5vw 3.4rem;border-bottom:1.5px solid var(--line)}
.hero-sub{font-size:1.25rem;max-width:56ch;margin-bottom:.9rem}
.hero-sub-strong{font-size:1.25rem;font-weight:600;max-width:56ch;margin-bottom:1.8rem}
.hero-ctas{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2.6rem}
.hero-img{max-width:1050px}
.hero-img img{border:1.5px solid var(--line);border-radius:22px;width:100%}
.hero-img figcaption{font-size:.9rem;color:var(--grey);margin-top:.6rem}

/* marquee */
.marquee{background:var(--yellow);border-bottom:1.5px solid var(--line);overflow:hidden;padding:.7rem 0}
.marquee-track{display:inline-block;white-space:nowrap;animation:marquee 28s linear infinite;font-weight:600;letter-spacing:.06em;text-transform:uppercase;font-size:.95rem}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.marquee-track{animation:none}}

/* sections + color bands */
.section{padding:4.4rem 5vw;border-bottom:1.5px solid var(--line)}
.band-blush{background:var(--blush)}
.band-yellow{background:var(--yellow)}
.band-aqua{background:var(--aqua)}

/* cards */
.card{background:var(--white);border:1.5px solid var(--line);border-radius:var(--radius);padding:1.5rem 1.6rem}
.card-yellow{background:var(--yellow)}
.card-aqua{background:var(--aqua)}
.card-peri{background:var(--peri)}
.card-blush{background:var(--blush)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin:1.4rem 0}
@media(max-width:760px){.grid2{grid-template-columns:1fr}}
.card.plain{box-shadow:none}
.lens{max-width:760px;margin-top:2.2rem}

/* numbered rows */
.rows{margin:1.6rem 0}
.row-item{display:flex;gap:1.4rem;padding:1.4rem 0;border-top:1.5px solid var(--line)}
.row-item:last-child{border-bottom:1.5px solid var(--line)}
.row-num{font-size:2rem;font-weight:700;color:var(--grey);line-height:1.1;min-width:3rem}

/* interactive pattern list */
.pattern-list{margin:1.8rem 0 0;display:flex;flex-direction:column;gap:.9rem}
.pattern-card{display:flex;justify-content:space-between;align-items:center;width:100%;text-align:left;font:inherit;font-weight:600;font-size:1.28rem;border:1.5px solid var(--line);border-radius:var(--radius);padding:1.15rem 1.5rem;cursor:pointer;transition:transform .08s ease,box-shadow .08s ease;box-shadow:3px 3px 0 var(--line)}
.pattern-card:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--line)}
.pattern-card[aria-expanded="true"]{border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none}
.pattern-toggle{font-size:1.6rem;font-weight:400;line-height:1}
.pattern-card[aria-expanded="true"] .pattern-toggle{transform:rotate(45deg)}
.pattern-body{background:var(--white);border:1.5px solid var(--line);border-top:none;border-bottom-left-radius:var(--radius);border-bottom-right-radius:var(--radius);padding:1.5rem 1.6rem;margin-top:-0.9rem}
.pattern-cols{display:grid;grid-template-columns:1fr 1fr;gap:1.8rem}
@media(max-width:760px){.pattern-cols{grid-template-columns:1fr}}
.thought{font-style:italic;margin-bottom:.55rem}

/* split layouts with images */
.split{display:grid;grid-template-columns:1.25fr 1fr;gap:2.6rem;align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr}}
.split-img img{border:1.5px solid var(--line);border-radius:22px;width:100%}

/* chips (non-interactive labels) */
.chip-cloud{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.2rem}
.chip{border:1.5px solid var(--line);border-radius:999px;padding:.42rem 1rem;font-weight:500;font-size:.95rem;display:inline-block;text-decoration:none}
.chip-yellow{background:var(--yellow)}
.chip-aqua{background:var(--aqua)}
.chip-peri{background:var(--peri)}
a.chip{cursor:pointer}
a.chip:hover{transform:translate(-1px,-1px);box-shadow:2px 2px 0 var(--line)}

/* CTA card */
.cta-card{background:var(--yellow);text-align:center;max-width:820px;margin:0 auto;padding:3rem 2rem}
.cta-card h2{margin-bottom:.8rem}
.cta-card p{max-width:52ch;margin:0 auto 1.4rem}
.cta-card .fine{margin:1.2rem auto 0}
.cta-card .fine a{text-decoration:underline}

/* footer */
.footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;padding:1.6rem 5vw;background:var(--blush);font-size:.9rem;color:var(--grey)}
.footer a{text-decoration:underline}

/* welcome modal */
.modal-overlay{position:fixed;inset:0;background:rgba(21,21,23,.45);display:flex;align-items:center;justify-content:center;z-index:100;padding:1.2rem}
.modal-overlay[hidden]{display:none}
.modal{background:var(--white);border:1.5px solid var(--line);border-radius:22px;box-shadow:5px 5px 0 var(--line);max-width:520px;width:100%;padding:2.2rem;position:relative;text-align:center}
.modal h2{margin-bottom:1.6rem}
.modal-close{position:absolute;top:.8rem;right:1rem;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--grey)}
.modal-doors{display:flex;flex-direction:column;gap:.8rem;margin-bottom:1.2rem}
.modal-doors .chip{font-size:1.05rem;padding:.8rem 1.4rem}
.modal-skip{background:none;border:none;text-decoration:underline;color:var(--grey);cursor:pointer;font:inherit;font-size:.95rem}

/* testimonials */
.quote{font-size:1.12rem;margin-bottom:.6rem}
.quote-attr{font-weight:600;color:var(--grey);font-size:.98rem}

/* pattern tabs: buttons that switch one shared panel */
.pattern-tabs{display:flex;flex-wrap:wrap;gap:.6rem;margin:1.8rem 0 1.4rem}
.pattern-tab{font:inherit;font-weight:600;font-size:1.05rem;border:1.5px solid var(--line);border-radius:999px;padding:.55rem 1.2rem;cursor:pointer;box-shadow:3px 3px 0 var(--line);transition:transform .08s ease,box-shadow .08s ease}
.pattern-tab:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--line)}
.pattern-tab[aria-selected="true"]{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--line);outline:2px solid var(--ink);outline-offset:1px}
.pattern-stage{margin-top:0}
.pattern-panel{background:var(--white);border:1.5px solid var(--line);border-radius:var(--radius);padding:1.6rem 1.7rem}

/* credibility bullets (replaces chips) */
.cred-list{list-style:none;margin:1.2rem 0 0;padding:0}
.cred-list li{padding:.55rem 0 .55rem 1.6rem;position:relative;border-bottom:1px dashed var(--line);font-weight:500}
.cred-list li:last-child{border-bottom:none}
.cred-list li::before{content:"✦";position:absolute;left:0;top:.55rem}

/* pull line */
.pull-line{font-size:1.35rem;font-weight:600;font-style:italic;margin:2rem 0}

/* iceberg diagram */
.iceberg-fig{margin:0}
.iceberg-scene{background:var(--white);border:1.5px solid var(--line);border-radius:var(--radius);overflow:hidden;text-align:center}
.iceberg-peak{width:0;height:0;border-left:70px solid transparent;border-right:70px solid transparent;border-bottom:90px solid var(--yellow);margin:2rem auto 0}
.iceberg-water{background:var(--peri);padding:.5rem;font-size:.85rem;font-weight:600;border-top:1.5px dashed var(--line);border-bottom:1.5px dashed var(--line)}
.iceberg-mass{background:var(--aqua);padding:2.2rem 1rem 2.6rem;clip-path:polygon(20% 0,80% 0,50% 100%);min-height:150px;display:flex;align-items:flex-start;justify-content:center}
.iceberg-mass span{font-weight:600;font-size:.9rem}

@media (max-width:640px){
  .iceberg-mass{clip-path:none;padding:1.6rem 1rem 2rem;min-height:0}
}