/* ============================================================
   CoffeeMind - design proposal 2026
   Type: Fraunces (display) + Inter (text/UI)
   Palette: paper / espresso ink / roast copper
   ============================================================ */

:root {
  --paper: #f6f1e9;
  --paper-2: #efe7da;
  --paper-3: #e9dfcf;
  --ink: #1b1310;
  --ink-2: #574a3e;
  --ink-3: #8a7c6d;
  --line: rgba(27, 19, 16, 0.14);
  --line-strong: rgba(27, 19, 16, 0.32);
  --copper: #a9652f;
  --copper-deep: #8a4f1f;
  --dark: #171009;
  --dark-2: #241a11;
  --dark-line: rgba(246, 241, 233, 0.14);
  --dark-text: #f2ece1;
  --dark-muted: #b0a494;
  --max: 1240px;
  --pad: clamp(20px, 4vw, 48px);
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", -apple-system, "Helvetica Neue", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

.wrap { max-width: var(--max); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }

/* ---------- typography ---------- */

h1, h2, h3, .serif {
  font-family: var(--serif);
  font-weight: 480;
  letter-spacing: -0.015em;
  line-height: 1.06;
}

.display {
  font-size: clamp(2.9rem, 6.4vw, 5.2rem);
  font-variation-settings: "opsz" 100;
}

.h2 { font-size: clamp(2rem, 4vw, 3.1rem); }
.h3 { font-size: clamp(1.35rem, 2.2vw, 1.7rem); line-height: 1.2; }

.lead {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  line-height: 1.65;
  color: var(--ink-2);
  font-weight: 400;
}

.kicker {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  display: block;
  margin-bottom: 22px;
}

.muted { color: var(--ink-3); }

em.ital { font-family: var(--serif); font-style: italic; font-weight: 430; }

/* ---------- buttons ---------- */

.btn {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 17px 30px;
  border-radius: 2px;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  border: 1px solid var(--ink);
}

.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover { background: var(--copper-deep); border-color: var(--copper-deep); }

.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }

.btn-paper { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn-paper:hover { background: var(--copper); border-color: var(--copper); color: #fff; }

.textlink {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 5px;
  transition: border-color 0.2s, color 0.2s;
}
.textlink:hover { color: var(--copper-deep); border-color: var(--copper-deep); }
.textlink .arr { display: inline-block; transition: transform 0.25s; margin-left: 6px; }
.textlink:hover .arr { transform: translateX(4px); }

/* ---------- header ---------- */

.topbar {
  border-bottom: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.topbar .wrap { display: flex; justify-content: space-between; padding-top: 9px; padding-bottom: 9px; }
.topbar span b { color: var(--ink-2); font-weight: 600; }

header.site {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(246, 241, 233, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.nav .logo img { height: 26px; width: auto; }

.nav-links { display: flex; gap: 38px; align-items: center; list-style: none; }
.nav-links a {
  font-size: 12.5px;
  font-weight: 550;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-2);
  transition: color 0.2s;
  padding: 6px 0;
}
.nav-links a:hover, .nav-links a.on { color: var(--ink); box-shadow: 0 1px 0 var(--copper); }

.nav .btn { padding: 13px 22px; }

.burger { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.burger span { display: block; width: 24px; height: 1.6px; background: var(--ink); margin: 6px 0; transition: 0.25s; }

@media (max-width: 960px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 76px; left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    gap: 0;
    padding: 12px 0 20px;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; text-align: center; }
  .nav-links a { display: block; padding: 14px; font-size: 14px; }
  .burger { display: block; }
  .nav .cta-desktop { display: none; }
  .topbar { display: none; }
}

/* ---------- hero ---------- */

.hero { position: relative; overflow: hidden; }
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  padding-top: clamp(56px, 9vh, 110px);
  padding-bottom: clamp(56px, 9vh, 110px);
}
.hero h1 { margin-bottom: 28px; }
.hero h1 .accent { font-style: italic; font-weight: 420; color: var(--copper-deep); }
.hero .lead { max-width: 34em; margin-bottom: 40px; }
.hero-ctas { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }

.hero-media { position: relative; }
.hero-media .ph {
  aspect-ratio: 4 / 4.6;
  object-fit: cover;
  width: 100%;
  filter: sepia(0.12) saturate(0.94) contrast(1.02);
}
.annot {
  position: absolute;
  left: -14px;
  bottom: 34px;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 14px 18px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
  box-shadow: 0 18px 44px rgba(27, 19, 16, 0.14);
}
.annot b { display: block; color: var(--ink); margin-bottom: 2px; font-weight: 650; }

.hero-curve {
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  width: 100%;
  height: auto;
  pointer-events: none;
  opacity: 0.5;
}

@media (max-width: 880px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-media { order: -1; }
  .hero-media .ph { aspect-ratio: 16/10; }
  .annot { left: 10px; }
}

/* ---------- stat strip ---------- */

.stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--paper-2); }
.stats .wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding-top: 0; padding-bottom: 0;
}
.stat {
  padding: 34px 28px 34px 0;
  border-left: 1px solid var(--line);
  padding-left: 28px;
}
.stat:first-child { border-left: 0; padding-left: 0; }
.stat b {
  font-family: var(--serif);
  font-size: clamp(1.7rem, 2.6vw, 2.4rem);
  font-weight: 480;
  display: block;
  line-height: 1.1;
  margin-bottom: 6px;
}
.stat span { font-size: 12.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); line-height: 1.45; display: block; }

@media (max-width: 880px) {
  .stats .wrap { grid-template-columns: 1fr 1fr; }
  .stat { border-left: 0; padding-left: 0; padding-top: 22px; padding-bottom: 22px; }
  .stat:nth-child(even) { border-left: 1px solid var(--line); padding-left: 24px; }
}

/* ---------- sections ---------- */

section.block { padding-top: clamp(72px, 11vh, 130px); padding-bottom: clamp(72px, 11vh, 130px); }

.sec-head { max-width: 720px; margin-bottom: clamp(40px, 6vh, 72px); }
.sec-head h2 { margin-bottom: 20px; }

.sec-head-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
  margin-bottom: clamp(40px, 6vh, 72px);
}
.sec-head-row .sec-head { margin-bottom: 0; }

/* pillars */

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px, 2.6vw, 36px); }
.pillar {
  border-top: 1px solid var(--line-strong);
  padding-top: 26px;
  text-decoration: none;
  display: block;
  transition: border-color 0.25s;
}
.pillar:hover { border-top-color: var(--copper); }
.pillar .num { font-family: var(--serif); font-style: italic; color: var(--copper); font-size: 15px; display: block; margin-bottom: 14px; }
.pillar h3 { margin-bottom: 12px; }
.pillar p { color: var(--ink-2); font-size: 15px; margin-bottom: 18px; }
.pillar img {
  margin-top: 22px;
  aspect-ratio: 4/2.9;
  object-fit: cover;
  width: 100%;
  filter: sepia(0.12) saturate(0.94) contrast(1.02);
  transition: transform .5s ease;
}
.pillar .imgwrap { overflow: hidden; margin-top: 22px; }
.pillar .imgwrap img { margin-top: 0; }
.pillar:hover .imgwrap img { transform: scale(1.03); }

@media (max-width: 880px) { .pillars { grid-template-columns: 1fr; } }

/* ---------- course list ---------- */

.courses-list { border-top: 1px solid var(--line-strong); }
.course-row {
  display: grid;
  grid-template-columns: 150px 1fr auto auto;
  gap: clamp(18px, 3vw, 48px);
  align-items: center;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: background 0.2s;
}
.course-row:hover { background: var(--paper-2); }
.course-row .date { font-family: var(--serif); font-size: 1.15rem; line-height: 1.25; }
.course-row .date small { display: block; font-family: var(--sans); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--copper); margin-top: 4px; }
.course-row .title h3 { font-size: 1.25rem; margin-bottom: 6px; }
.course-row .title p { font-size: 13.5px; color: var(--ink-3); }
.course-row .price { font-family: var(--serif); font-size: 1.2rem; white-space: nowrap; }
.course-row .price small { display: block; font-family: var(--sans); font-size: 11px; color: var(--ink-3); letter-spacing: 0.08em; text-transform: uppercase; }
.course-row .go {
  font-size: 11.5px; font-weight: 650; letter-spacing: 0.14em; text-transform: uppercase;
  border: 1px solid var(--line-strong); padding: 12px 20px; border-radius: 2px; white-space: nowrap;
  transition: 0.25s;
}
.course-row:hover .go { background: var(--ink); color: var(--paper); border-color: var(--ink); }

@media (max-width: 780px) {
  .course-row { grid-template-columns: 1fr; gap: 10px; align-items: start; }
  .course-row .go { justify-self: start; }
}

/* ---------- dark section ---------- */

.dark {
  background: var(--dark);
  color: var(--dark-text);
}
.dark .kicker { color: #c98a52; }
.dark .lead { color: var(--dark-muted); }
.dark .muted { color: var(--dark-muted); }

.dark-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(18px, 2.4vw, 32px); }
.dcard {
  background: var(--dark-2);
  border: 1px solid var(--dark-line);
  padding: 34px 30px 30px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  transition: border-color 0.25s, transform 0.25s;
}
.dcard:hover { border-color: #c98a52; transform: translateY(-3px); }
.dcard .tag { font-size: 10.5px; letter-spacing: 0.18em; text-transform: uppercase; color: #c98a52; margin-bottom: 18px; font-weight: 600; }
.dcard h3 { margin-bottom: 12px; }
.dcard p { font-size: 14.5px; color: var(--dark-muted); margin-bottom: 26px; }
.dcard .foot { margin-top: auto; display: flex; justify-content: space-between; align-items: baseline; border-top: 1px solid var(--dark-line); padding-top: 18px; }
.dcard .foot .p { font-family: var(--serif); font-size: 1.35rem; }
.dcard .foot .p small { font-family: var(--sans); font-size: 11px; color: var(--dark-muted); margin-left: 4px; }
.dcard .foot .l { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 650; color: var(--dark-text); }

@media (max-width: 880px) { .dark-cards { grid-template-columns: 1fr; } }

/* ---------- science / curve ---------- */

.science-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
}
.curve-box { border: 1px solid var(--line); background: #fbf8f2; padding: clamp(20px, 3vw, 40px); }
.curve-box svg { width: 100%; height: auto; display: block; }
.curve-meta { display: flex; justify-content: space-between; font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); margin-top: 16px; }

.research-list { list-style: none; margin-top: 34px; }
.research-list li {
  border-top: 1px solid var(--line);
  padding: 15px 0;
  font-size: 15px;
  color: var(--ink-2);
  display: flex;
  gap: 16px;
  align-items: baseline;
}
.research-list li:last-child { border-bottom: 1px solid var(--line); }
.research-list li i { font-family: var(--serif); font-style: italic; color: var(--copper); font-size: 13px; min-width: 26px; }

@media (max-width: 880px) { .science-grid { grid-template-columns: 1fr; } }

/* ---------- founder ---------- */

.founder {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
}
.founder .photo { position: relative; }
.founder .photo img { width: 100%; filter: sepia(0.1) saturate(0.95); }
.founder blockquote {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 440;
  line-height: 1.32;
  letter-spacing: -0.01em;
  margin-bottom: 26px;
}
.founder blockquote .q { color: var(--copper); }
.founder .bio { color: var(--ink-2); font-size: 15.5px; margin-bottom: 30px; max-width: 36em; }

@media (max-width: 880px) { .founder { grid-template-columns: 1fr; } .founder .photo { max-width: 340px; } }

/* ---------- countries ticker ---------- */

.countries { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 26px 0; overflow: hidden; }
.countries .inner {
  display: flex;
  gap: 56px;
  white-space: nowrap;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-3);
  animation: tick 46s linear infinite;
  width: max-content;
}
.countries .inner span b { color: var(--copper); font-weight: 400; margin-right: 56px; }
@keyframes tick { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- newsletter ---------- */

.newsletter { background: var(--paper-2); border-top: 1px solid var(--line); }
.newsletter .wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
  padding-top: clamp(56px, 8vh, 96px);
  padding-bottom: clamp(56px, 8vh, 96px);
}
.nl-form { display: flex; border: 1px solid var(--line-strong); background: #fbf8f2; border-radius: 2px; overflow: hidden; }
.nl-form input {
  flex: 1;
  border: 0;
  background: transparent;
  padding: 17px 20px;
  font-family: var(--sans);
  font-size: 14.5px;
  color: var(--ink);
  outline: none;
}
.nl-form button {
  border: 0;
  background: var(--ink);
  color: var(--paper);
  font-size: 11.5px;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0 26px;
  cursor: pointer;
  transition: background 0.25s;
}
.nl-form button:hover { background: var(--copper-deep); }
.nl-note { font-size: 12px; color: var(--ink-3); margin-top: 12px; }

@media (max-width: 880px) { .newsletter .wrap { grid-template-columns: 1fr; } }

/* ---------- footer ---------- */

footer.site {
  background: var(--dark);
  color: var(--dark-text);
  padding-top: clamp(56px, 8vh, 90px);
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: clamp(28px, 4vw, 60px);
  padding-bottom: 54px;
}
.foot-grid .logo img { height: 24px; width: auto; filter: brightness(0) invert(1); opacity: 0.94; margin-bottom: 20px; }
.foot-grid p { font-size: 13.5px; color: var(--dark-muted); line-height: 1.75; }
.foot-grid h4 { font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: #c98a52; margin-bottom: 18px; font-weight: 600; }
.foot-grid ul { list-style: none; }
.foot-grid ul li { margin-bottom: 10px; }
.foot-grid ul a { font-size: 14px; color: var(--dark-text); text-decoration: none; opacity: 0.85; transition: opacity 0.2s, color 0.2s; }
.foot-grid ul a:hover { opacity: 1; color: #c98a52; }
.foot-bottom {
  border-top: 1px solid var(--dark-line);
  padding: 24px 0 28px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--dark-muted);
}
.foot-bottom a { color: var(--dark-muted); }

@media (max-width: 880px) { .foot-grid { grid-template-columns: 1fr 1fr; } }

/* ---------- subpage hero ---------- */

.page-hero { border-bottom: 1px solid var(--line); }
.page-hero .wrap { padding-top: clamp(56px, 9vh, 100px); padding-bottom: clamp(48px, 7vh, 84px); max-width: 900px; margin-left: 0; }
.page-hero h1 { font-size: clamp(2.5rem, 5.4vw, 4.2rem); margin-bottom: 22px; }
.page-hero .lead { max-width: 38em; }
.crumb { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 26px; display: block; }
.crumb a { text-decoration: none; color: var(--ink-3); }
.crumb a:hover { color: var(--copper-deep); }

/* ---------- detail page ---------- */

.detail-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(40px, 5vw, 80px); align-items: start; }
.detail-grid .body h2 { font-size: 1.6rem; margin: 44px 0 16px; }
.detail-grid .body h2:first-child { margin-top: 0; }
.detail-grid .body p { color: var(--ink-2); margin-bottom: 16px; }
.detail-grid .body ul { margin: 0 0 16px 18px; color: var(--ink-2); }
.detail-grid .body ul li { margin-bottom: 8px; }

.buybox {
  position: sticky;
  top: 108px;
  border: 1px solid var(--line-strong);
  background: #fbf8f2;
  padding: 34px 30px;
}
.buybox .p { font-family: var(--serif); font-size: 2.1rem; }
.buybox .p small { font-family: var(--sans); font-size: 12px; color: var(--ink-3); margin-left: 6px; }
.buybox dl { margin: 24px 0 28px; }
.buybox dl div { display: flex; justify-content: space-between; border-top: 1px solid var(--line); padding: 11px 0; font-size: 13.5px; }
.buybox dt { color: var(--ink-3); }
.buybox dd { font-weight: 550; text-align: right; }
.buybox .btn { width: 100%; text-align: center; }
.buybox .note { font-size: 12px; color: var(--ink-3); margin-top: 14px; text-align: center; }

@media (max-width: 880px) { .detail-grid { grid-template-columns: 1fr; } .buybox { position: static; } }

/* ---------- consultancy tiers ---------- */

.tiers { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(16px, 2vw, 28px); }
.tier { border: 1px solid var(--line); background: #fbf8f2; padding: 32px 28px; display: flex; flex-direction: column; transition: border-color .25s, transform .25s; }
.tier:hover { border-color: var(--copper); transform: translateY(-3px); }
.tier .tag { font-size: 10.5px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--copper); font-weight: 650; margin-bottom: 16px; }
.tier h3 { font-size: 1.3rem; margin-bottom: 10px; }
.tier p { font-size: 14px; color: var(--ink-2); margin-bottom: 24px; }
.tier .foot { margin-top: auto; border-top: 1px solid var(--line); padding-top: 16px; font-family: var(--serif); font-size: 1.2rem; }
.tier .foot small { font-family: var(--sans); font-size: 11px; color: var(--ink-3); display: block; margin-top: 2px; letter-spacing: .06em; text-transform: uppercase; }

@media (max-width: 1020px) { .tiers { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .tiers { grid-template-columns: 1fr; } }

/* ---------- misc ---------- */

.split {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 5vw, 80px); align-items: center;
}
.split img { filter: sepia(0.12) saturate(0.94) contrast(1.02); width: 100%; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; } }

.imgband { position: relative; }
.imgband img { width: 100%; height: clamp(320px, 52vh, 540px); object-fit: cover; filter: sepia(0.14) saturate(0.9) contrast(1.02) brightness(0.94); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .countries .inner { animation: none; }
}