/* ringmentor.com — brand-guide tokens: Slate + Ember, Inter + JetBrains Mono */
:root {
  --slate-900: #0F172A;
  --slate-700: #334155;
  --slate-500: #64748B;
  --slate-200: #E2E8F0;
  --slate-50:  #F8FAFC;
  --ember:     #DC2626;
  --ember-light: #FEE2E2;
  --blue:      #2563EB;
  --green:     #16A34A;
  --white:     #FFFFFF;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--slate-900);
  background: var(--white);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
.mono { font-family: "JetBrains Mono", ui-monospace, monospace; }
a { color: var(--slate-900); }
img { max-width: 100%; display: block; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.94); backdrop-filter: blur(6px); border-bottom: 1px solid var(--slate-200); }
.nav-row { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--slate-900); }
.mark { width: 38px; height: 32px; }
.wordmark { font-weight: 700; font-size: 21px; letter-spacing: -0.01em; }
.wordmark.small { font-size: 17px; }
.ember { color: var(--ember); }
.nav-links { display: flex; align-items: center; gap: 24px; font-size: 15px; }
.nav-links a { text-decoration: none; color: var(--slate-700); }
.nav-links a:hover { color: var(--slate-900); }

/* Buttons */
.btn { display: inline-block; background: var(--ember); color: var(--white) !important; font-weight: 600; font-size: 16px; padding: 13px 22px; border-radius: 8px; border: 0; cursor: pointer; text-decoration: none; font-family: inherit; }
.btn:hover { background: #B91C1C; }
.btn:disabled { opacity: .7; cursor: default; }
.btn-small { padding: 9px 16px; font-size: 14px; white-space: nowrap; }
.link-quiet { color: var(--slate-700); font-weight: 500; }

/* Sections */
section { padding: 84px 0; }
.band { background: var(--slate-50); border-top: 1px solid var(--slate-200); border-bottom: 1px solid var(--slate-200); }
h1 { font-size: clamp(38px, 5.4vw, 58px); line-height: 1.06; letter-spacing: -0.025em; margin: 0 0 22px; }
h2 { font-size: clamp(27px, 3.2vw, 36px); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 18px; }
h3 { font-size: 18px; margin: 0 0 8px; display: flex; align-items: center; gap: 8px; }
p { margin: 0 0 16px; color: var(--slate-700); }
.lede { font-size: 19px; }
.section-lede { max-width: 720px; font-size: 18px; margin-bottom: 36px; }
.eyebrow { color: var(--ember); font-size: 13px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 10px; }
.punch { color: var(--slate-900); font-weight: 600; font-size: 19px; margin-top: 26px; }
.fine { font-size: 14.5px; color: var(--slate-500); }

/* Hero */
.hero { padding: 72px 0 88px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.cta-row { display: flex; align-items: center; gap: 22px; margin: 28px 0 22px; flex-wrap: wrap; }
.status { font-size: 14.5px; color: var(--slate-500); display: flex; align-items: center; gap: 8px; margin: 0; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); flex: none; }

/* Screenshot frames + stand-in overlay */
.shot { margin: 0; border-radius: 14px; border: 1px solid var(--slate-200); background: var(--white); box-shadow: 0 18px 50px -22px rgba(15,23,42,.35); overflow: hidden; }
.placeholder { aspect-ratio: 16 / 10; display: grid; place-items: center; color: var(--slate-500); font-size: 14px; background: repeating-linear-gradient(45deg, var(--slate-50), var(--slate-50) 12px, #fff 12px, #fff 24px); }
.mock { background: var(--slate-900); padding: 18px; display: grid; gap: 10px; }
.mock-bar { display: flex; justify-content: space-between; color: #CBD5E1; font-size: 13px; padding-bottom: 6px; }
.mock-stage { background: rgba(255,255,255,.1); padding: 2px 10px; border-radius: 99px; font-size: 12px; }
.chip { border-radius: 10px; padding: 12px 14px; font-size: 15px; color: #fff; line-height: 1.4; }
.chip-red { background: rgba(220,38,38,.92); }
.chip-blue { background: rgba(37,99,235,.9); }
.chip-tech { background: rgba(255,255,255,.12); color: #E2E8F0; }

/* Product panels drawn in HTML, modeled on the portal's own cards (demo data) */
.ui { background: var(--white); font-size: 14px; color: var(--slate-900); }
.ui-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--slate-200); }
.ui-title { font-weight: 600; }
.ui-meta { font-size: 10.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--slate-500); white-space: nowrap; }
.ui-block { padding: 14px 18px; border-bottom: 1px solid var(--slate-200); }
.ui-block:last-child { border-bottom: 0; }
.ui-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--slate-500); margin: 0 0 8px; }
.ui-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.ui-list li { display: flex; gap: 12px; line-height: 1.45; }
.ui-list .ts { width: 40px; flex: none; font-size: 10.5px; color: var(--slate-500); padding-top: 3px; }
.ui-list .q { font-style: italic; }
.ui-list small { display: block; font-size: 12.5px; color: var(--slate-500); margin-top: 2px; }
.ui-scroll { overflow-x: auto; }
.ui-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 600px; }
.ui-table th { font-size: 11px; font-weight: 500; color: var(--slate-500); padding: 10px 8px; border-bottom: 1px solid var(--slate-200); white-space: nowrap; }
.ui-table td { padding: 10px 8px; text-align: center; border-bottom: 1px solid var(--slate-200); font-variant-numeric: tabular-nums; }
.ui-table th:first-child, .ui-table td:first-child { text-align: left; padding-left: 18px; font-weight: 500; }
.ui-table tr:last-child td { border-bottom: 0; }
.ui-table .avg td { background: var(--slate-50); color: var(--slate-500); font-size: 12px; }
.ui-table .weak { color: #B45309; font-weight: 600; }
.ui-table .muted, .ui .muted { color: var(--slate-500); font-weight: 400; }
.ui-table small { font-size: 10.5px; color: var(--slate-500); font-weight: 400; }
.ui-table .detail td { text-align: left; background: var(--slate-50); padding: 14px 18px; font-weight: 400; }
.ui-table .detail p { margin: 0 0 6px; font-size: 13px; color: var(--slate-700); }
.ui-table .detail .ui-label { margin-top: 10px; }
.ui-table .detail ul { margin: 0; padding-left: 18px; font-size: 13px; color: var(--slate-700); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { border: 1px solid var(--slate-200); border-radius: 12px; padding: 22px; background: var(--white); }
.card p { margin: 0; font-size: 16px; }
.card-quiet { background: var(--slate-50); }
.swatch { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.swatch.blue { background: var(--blue); } .swatch.red { background: var(--ember); } .swatch.slate { background: var(--slate-500); }

/* Split layouts */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.ticks { list-style: none; padding: 0; margin: 0 0 18px; }
.ticks li { position: relative; padding-left: 26px; margin-bottom: 10px; color: var(--slate-700); }
.ticks li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 10px; height: 10px; border-radius: 50%; border: 2.5px solid var(--ember); }
.shot-wide { margin: 30px 0 40px; }
.defs { margin: 0; }
.defs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px 36px; }
.defs dt { font-weight: 600; color: var(--slate-900); }
.defs dd { margin: 0 0 14px; color: var(--slate-700); }

/* Founder */
.founder p { font-size: 18px; }
.sig { color: var(--slate-900); font-weight: 600; margin-top: 22px; }

/* Form */
form { margin-top: 22px; display: grid; gap: 16px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: grid; gap: 6px; font-size: 14.5px; font-weight: 500; color: var(--slate-700); }
.opt { font-weight: 400; color: var(--slate-500); }
input, textarea { font: inherit; font-size: 16px; padding: 11px 12px; border: 1px solid var(--slate-200); border-radius: 8px; color: var(--slate-900); background: var(--white); width: 100%; }
input:focus, textarea:focus { outline: 2px solid var(--slate-900); outline-offset: 1px; border-color: transparent; }
form .btn { justify-self: start; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Footer */
.foot { border-top: 1px solid var(--slate-200); padding: 30px 0; font-size: 14.5px; }
.foot-row { display: flex; flex-wrap: wrap; gap: 22px; align-items: center; }
.foot a { color: var(--slate-700); text-decoration: none; }
.foot a:hover { color: var(--slate-900); }
.copy { margin-left: auto; color: var(--slate-500); }

/* Phone + tablet */
@media (max-width: 900px) {
  section { padding: 60px 0; }
  .hero { padding: 44px 0 60px; }
  .hero-grid, .split, .two-col { grid-template-columns: 1fr; gap: 36px; }
  .split-flip .shot { order: 2; }
  .cards, .defs-grid { grid-template-columns: 1fr 1fr; }
  .nav-links a:not(.btn) { display: none; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .cards, .field-row, .defs-grid { grid-template-columns: 1fr; }
  .copy { margin-left: 0; }
}