/* Induci — site styles
   Newsreader for headings, Public Sans for text.
   Navy and brick red from the logo; the four topic colours from the old site. */

:root {
  --navy: #1b2550;
  --navy-2: #2c3870;
  --text: #2b2f3a;
  --soft: #5d6270;
  --rule: #dcd8ce;
  --paper: #fbfaf6;
  --tint: #f3f0e8;
  --brick: #b5372f;
  --brick-dark: #93291f;
  --cloud: #3f8f5a;
  --ba: #1c7fb6;
  --ai: #4b3f9c;
  --learn: #c9971c;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Public Sans", "Helvetica Neue", Arial, sans-serif;
  --w: 1140px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font: 400 17px/1.65 var(--sans);
}
a { color: var(--navy); }
img { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; color: var(--navy); line-height: 1.12; margin: 0; }
h1 { font-size: clamp(40px, 5.6vw, 68px); letter-spacing: -.015em; }
h2 { font-size: clamp(30px, 3.6vw, 44px); letter-spacing: -.01em; }
h3 { font-size: 26px; }
p { margin: 0 0 1.1em; }
ul { margin: 0; padding: 0; }
::selection { background: #f1d9d6; }
:focus-visible { outline: 2px solid var(--brick); outline-offset: 2px; }

.container { max-width: var(--w); margin: 0 auto; padding: 0 28px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; background: #fff; padding: 8px 12px; z-index: 99; }

/* top strip + header */
.topbar { background: var(--navy); color: #c9cde0; font-size: 14px; }
.topbar .container { display: flex; justify-content: space-between; gap: 16px; padding-top: 8px; padding-bottom: 8px; }
.topbar a { color: #fff; text-decoration: none; }
.topbar a:hover { text-decoration: underline; }
.topbar span + span { margin-left: 22px; }

.masthead { background: #fff; border-bottom: 1px solid var(--rule); }
.masthead .container { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.wordmark { font-family: var(--serif); font-size: 32px; font-weight: 600; color: var(--navy); text-decoration: none; letter-spacing: -.01em; line-height: 1; }
.wordmark i { font-style: normal; position: relative; }
.wordmark i::after { content: ""; position: absolute; left: 50%; top: .05em; width: .2em; height: .2em; margin-left: -.1em; background: var(--brick); border-radius: 50%; }
.wordmark small { display: block; font: 500 10px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--soft); margin-top: 5px; }
.menu { display: flex; gap: 30px; list-style: none; }
.menu a { text-decoration: none; color: var(--text); font-size: 16px; padding: 4px 0; border-bottom: 2px solid transparent; }
.menu a:hover { color: var(--navy); border-bottom-color: var(--rule); }
.menu a.on { color: var(--navy); border-bottom-color: var(--brick); font-weight: 600; }
.toggle { display: none; background: none; border: 1px solid var(--rule); font: 600 14px var(--sans); color: var(--navy); padding: 8px 14px; cursor: pointer; }

/* buttons + links */
.button { display: inline-block; background: var(--navy); color: #fff; text-decoration: none; font-weight: 600; font-size: 16px; padding: 13px 24px; border: 0; cursor: pointer; font-family: var(--sans); }
.button:hover { background: var(--navy-2); }
.button.red { background: var(--brick); }
.button.red:hover { background: var(--brick-dark); }
.more { font-weight: 600; text-decoration: underline; text-decoration-color: var(--brick); text-decoration-thickness: 2px; text-underline-offset: 5px; }
.more:hover { color: var(--brick); }

/* home: opening */
.opening { padding: 84px 0 76px; border-bottom: 1px solid var(--rule); }
.opening .container { display: grid; grid-template-columns: 7fr 4fr; gap: 72px; align-items: end; }
.opening blockquote { margin: 0; }
.opening blockquote p { font-family: var(--serif); font-size: clamp(38px, 5.2vw, 64px); line-height: 1.08; color: var(--navy); letter-spacing: -.015em; margin: 0 0 22px; }
.opening blockquote p em { color: var(--brick); }
.opening cite { font-style: normal; font-size: 16px; color: var(--soft); }
.opening .side { border-left: 1px solid var(--rule); padding-left: 32px; }
.opening .side p { font-size: 17px; }

/* section basics */
.block { padding: 88px 0; }
.block.tint { background: var(--tint); }
.block + .block:not(.tint) { border-top: 1px solid var(--rule); }
.intro-row { display: grid; grid-template-columns: 4fr 7fr; gap: 64px; margin-bottom: 52px; align-items: end; }
.intro-row p { margin: 0; color: var(--soft); max-width: 52ch; }

/* three paths */
.paths { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 2px solid var(--navy); }
.paths article { padding: 30px 32px 6px 0; }
.paths article + article { padding-left: 32px; border-left: 1px solid var(--rule); }
.paths h3 { margin-bottom: 14px; }
.paths p { font-size: 16px; }

/* training rows */
.course { display: grid; grid-template-columns: 4fr 7fr; gap: 64px; padding: 44px 0; border-top: 1px solid var(--rule); }
.course:last-child { border-bottom: 1px solid var(--rule); }
.course h3 { font-size: 34px; }
.course .kicker { display: block; font-size: 14px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 10px; }
.course.java .kicker { color: var(--brick); }
.course.python .kicker { color: var(--ba); }
.course.analytics .kicker { color: var(--cloud); }
.course ul { list-style: none; margin: 4px 0 22px; }
.course li { padding: 9px 0 9px 22px; border-bottom: 1px dotted var(--rule); position: relative; font-size: 16px; }
.course li::before { content: "–"; position: absolute; left: 0; color: var(--brick); }

/* topics strip */
.topics { display: grid; grid-template-columns: repeat(4, 1fr); }
.topics a { display: block; color: #fff; text-decoration: none; padding: 34px 28px 28px; min-height: 150px; font-family: var(--serif); font-size: 28px; line-height: 1.1; position: relative; }
.topics a span { display: block; font: 400 14px/1.4 var(--sans); opacity: .85; margin-top: 10px; }
.topics a:hover { filter: brightness(1.08); }
.topics .t-cloud { background: var(--cloud); }
.topics .t-ba { background: var(--ba); }
.topics .t-ai { background: var(--ai); }
.topics .t-learn { background: var(--learn); }

/* about + case studies */
.split { display: grid; grid-template-columns: 5fr 6fr; gap: 72px; }
.split .lede { font-family: var(--serif); font-size: 25px; line-height: 1.4; color: var(--navy); }
.cases { list-style: none; border-top: 2px solid var(--navy); }
.cases li { display: grid; grid-template-columns: 150px 1fr; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--rule); }
.cases strong { font-family: var(--serif); font-weight: 500; font-size: 22px; color: var(--navy); line-height: 1.2; }
.cases p { margin: 0; font-size: 16px; }

/* page head */
.pagehead { padding: 68px 0 52px; border-bottom: 1px solid var(--rule); background: #fff; }
.pagehead p { max-width: 60ch; color: var(--soft); margin: 18px 0 0; font-size: 19px; }
.crumb { font-size: 14px; color: var(--soft); margin-bottom: 18px; }
.crumb a { color: var(--soft); }

/* services page */
.service { display: grid; grid-template-columns: 4fr 7fr; gap: 64px; padding: 52px 0; border-bottom: 1px solid var(--rule); }
.service:first-child { border-top: 2px solid var(--navy); }
.service h2 { font-size: clamp(30px, 3.2vw, 40px); }
.service p { font-size: 18px; }

/* prose */
.prose p { font-size: 18px; max-width: 64ch; }
.prose .lede { font-family: var(--serif); font-size: 27px; line-height: 1.38; color: var(--navy); max-width: 30ch; }

/* forms */
.formbox { background: #fff; border: 1px solid var(--rule); padding: 36px; }
.tabs { display: flex; border-bottom: 1px solid var(--rule); margin: -36px -36px 30px; }
.tabs button { flex: 1; background: var(--tint); border: 0; border-bottom: 3px solid transparent; font: 600 17px var(--sans); color: var(--soft); padding: 18px; cursor: pointer; }
.tabs button + button { border-left: 1px solid var(--rule); }
.tabs button[aria-selected="true"] { background: #fff; color: var(--navy); border-bottom-color: var(--brick); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 20px; }
.full { grid-column: 1 / -1; }
label { display: block; font-size: 15px; font-weight: 600; color: var(--navy); margin-bottom: 6px; }
label .opt { font-weight: 400; color: var(--soft); }
input, textarea {
  width: 100%; font: 400 16px var(--sans); color: var(--text); background: #fff;
  border: 1px solid #c9c4b8; border-radius: 0; padding: 12px 13px;
}
input:focus, textarea:focus { outline: none; border-color: var(--navy); box-shadow: inset 0 0 0 1px var(--navy); }
textarea { min-height: 130px; resize: vertical; }
input[type="file"] { padding: 9px; background: var(--paper); }
.invalid input, .invalid textarea { border-color: var(--brick); background: #fcf3f2; }
.errmsg { display: none; color: var(--brick-dark); font-size: 14px; margin-top: 5px; }
.invalid .errmsg { display: block; }
.formfoot { margin-top: 24px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.formfoot small { color: var(--soft); }
.thanks { display: none; padding: 24px 0 8px; }
.sent .thanks { display: block; }
.sent form { display: none; }
.thanks h3 { margin-bottom: 8px; }

.career-wrap { display: grid; grid-template-columns: 7fr 4fr; gap: 64px; align-items: start; }
.aside-quote { border-top: 2px solid var(--brick); padding-top: 22px; }
.aside-quote h2 { font-size: 32px; margin-bottom: 16px; }
.aside-quote p { font-size: 15px; letter-spacing: .04em; text-transform: uppercase; color: var(--soft); line-height: 1.7; }

.contact-wrap { display: grid; grid-template-columns: 4fr 7fr; gap: 64px; align-items: start; }
.details { list-style: none; border-top: 2px solid var(--navy); }
.details li { padding: 18px 0; border-bottom: 1px solid var(--rule); }
.details span { display: block; font-size: 14px; color: var(--soft); margin-bottom: 2px; }
.details a, .details address { font-style: normal; font-size: 18px; color: var(--navy); }

/* closing band */
.closing { background: var(--navy); color: #d5d9ea; padding: 64px 0; }
.closing .container { display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap; }
.closing h2 { color: #fff; font-size: clamp(28px, 3.4vw, 40px); max-width: 22ch; }
.closing .button { background: #fff; color: var(--navy); }
.closing .button:hover { background: #e9ebf3; }

/* footer */
.foot { background: #12193a; color: #a9aec6; font-size: 15px; padding: 60px 0 28px; }
.foot .cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid #2a3260; }
.foot .wordmark { color: #fff; font-size: 28px; }
.foot .wordmark small { color: #8a90ad; }
.foot h4 { margin: 0 0 14px; font: 600 13px var(--sans); letter-spacing: .1em; text-transform: uppercase; color: #fff; }
.foot ul { list-style: none; }
.foot li { margin-bottom: 8px; }
.foot a { color: #d5d9ea; text-decoration: none; }
.foot a:hover { color: #fff; text-decoration: underline; }
.foot address { font-style: normal; line-height: 1.6; }
.foot .bottom { display: flex; justify-content: space-between; gap: 16px; padding-top: 22px; flex-wrap: wrap; font-size: 14px; }

/* responsive */
@media (max-width: 960px) {
  .opening .container, .intro-row, .course, .split, .service, .career-wrap, .contact-wrap { grid-template-columns: 1fr; gap: 28px; }
  .opening .side { border-left: 0; border-top: 1px solid var(--rule); padding: 24px 0 0; }
  .paths { grid-template-columns: 1fr; }
  .paths article, .paths article + article { padding: 26px 0 8px; border-left: 0; }
  .paths article + article { border-top: 1px solid var(--rule); }
  .topics { grid-template-columns: 1fr 1fr; }
  .foot .cols { grid-template-columns: 1fr 1fr; }
  .foot .cols > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .toggle { display: block; }
  .masthead nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-bottom: 1px solid var(--rule); z-index: 20; }
  .masthead { position: relative; }
  .nav-open .masthead nav { display: block; }
  .menu { flex-direction: column; gap: 0; padding: 6px 28px 16px; }
  .menu a { display: block; padding: 13px 0; border-bottom: 1px solid var(--rule); font-size: 18px; }
  .menu a.on { border-bottom-color: var(--rule); color: var(--brick); }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { padding-left: 18px; padding-right: 18px; }
  .menu { padding-left: 18px; padding-right: 18px; }
  .topbar .container { justify-content: center; }
  .topbar .social { display: none; }
  .opening { padding: 52px 0 48px; }
  .block { padding: 60px 0; }
  .topics { grid-template-columns: 1fr; }
  .topics a { min-height: 0; padding: 24px 20px; }
  .cases li { grid-template-columns: 1fr; gap: 6px; }
  .grid2 { grid-template-columns: 1fr; }
  .formbox { padding: 24px 18px; }
  .tabs { margin: -24px -18px 24px; }
  .tabs button { font-size: 15px; padding: 15px 8px; }
  .pagehead { padding: 48px 0 40px; }
  .foot .cols { grid-template-columns: 1fr; }
}