/* Didymus Digital Services
   Colours are taken from the logo. Navy and logo blue carry the brand.
   Archivo (wide) for headings, IBM Plex Sans for reading. */

:root {
  --navy-950: #071a30;
  --navy-900: #0b2340;
  --navy-800: #123459;
  --blue-deep: #144f91;   /* logo mark, dark side */
  --blue: #1994d8;        /* logo wordmark */
  --blue-ink: #0f6fb0;    /* text-safe blue on white */
  --sky: #a2d9f3;         /* logo mark highlight */
  --steel: #7f858a;       /* logo "Digital Services" */
  --steel-light: #c9ced4;
  --ink: #14202e;
  --ink-soft: #46525f;
  --line: #dde2e7;
  --paper: #f4f6f8;
  --white: #ffffff;

  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;

  --max: 1160px;
  --gutter: 24px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  font-stretch: 112%;
  line-height: 1.12;
  color: var(--navy-900);
  margin: 0 0 0.55em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.2rem, 5.2vw, 3.7rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.18rem; font-weight: 600; font-stretch: 105%; }

p { margin: 0 0 1em; }

a { color: var(--blue-ink); text-underline-offset: 3px; }

:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 4px; }

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

@media (max-width: 600px) { :root { --gutter: 16px; } }

.skip {
  position: absolute; left: -9999px; top: 8px;
  background: var(--navy-900); color: var(--white); padding: 10px 16px; border-radius: 6px; z-index: 50;
}
.skip:focus { left: 8px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 72px;
}

.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.brand-mark { width: 40px; height: 40px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-name {
  font-family: var(--display);
  font-stretch: 108%;
  font-weight: 800;
  font-size: 1.32rem;
  color: var(--blue);
  letter-spacing: -0.01em;
}
.brand-sub {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase; /* matches the logo lockup */
  color: var(--steel);
}

.nav { display: flex; gap: 24px; flex-wrap: wrap; }
.nav a { text-decoration: none; color: var(--ink-soft); font-weight: 500; font-size: 0.95rem; }
.nav a:hover { color: var(--blue-ink); }

.btn.header-cta { padding: 9px 18px; font-size: 0.92rem; }

@media (max-width: 900px) {
  .site-header .wrap { flex-wrap: wrap; gap: 10px 20px; padding-top: 12px; padding-bottom: 12px; }
  .nav { order: 3; width: 100%; gap: 16px; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  font-family: var(--body);
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-deep); }
.btn-ghost { background: transparent; color: var(--navy-900); border-color: var(--steel-light); }
.btn-ghost:hover { border-color: var(--navy-900); }
.on-dark .btn-ghost { color: var(--white); border-color: rgba(255, 255, 255, 0.35); }
.on-dark .btn-ghost:hover { border-color: var(--white); }

/* ---------- Sections ---------- */
section { padding: 96px 0; }
.section-alt { background: var(--paper); }
section[id] { scroll-margin-top: 72px; }
@media (max-width: 900px) { section[id] { scroll-margin-top: 120px; } }
.section-head { max-width: 700px; margin-bottom: 48px; }
.section-head p { color: var(--ink-soft); font-size: 1.08rem; }

.eyebrow {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--blue-ink);
  margin-bottom: 12px;
}

@media (max-width: 720px) { section { padding: 64px 0; } }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(700px 420px at 82% 40%, rgba(25, 148, 216, 0.22), transparent 70%),
    linear-gradient(180deg, var(--navy-900), var(--navy-950));
  color: #d5e2f0;
  padding: 88px 0 96px;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero h1 { color: var(--white); max-width: 14ch; }
.hero .lead { font-size: 1.2rem; max-width: 34em; color: #c3d3e4; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

@media (max-width: 960px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { max-width: 18ch; }
}
@media (max-width: 720px) { .hero { padding: 56px 0 64px; } }

/* Integration diagram */
.diagram { width: 100%; height: auto; display: block; }
.diagram text { font-family: var(--body); }
.diagram .node rect { fill: rgba(255, 255, 255, 0.06); stroke: rgba(162, 217, 243, 0.35); }
.diagram .node text { fill: #e6eef7; font-size: 15px; font-weight: 500; }
.diagram .out rect { fill: rgba(25, 148, 216, 0.16); stroke: rgba(25, 148, 216, 0.7); }
.diagram .col-label { fill: #8fa6bf; font-size: 13px; }
.diagram .wire { fill: none; stroke: var(--sky); stroke-width: 1.6; opacity: 0.75; }
.diagram .wire-out { stroke: var(--blue); opacity: 1; }
.diagram .hub-ring { fill: var(--white); }

@media (prefers-reduced-motion: no-preference) {
  .diagram .wire { stroke-dasharray: 320; stroke-dashoffset: 320; animation: draw 1.1s ease-out forwards; }
  .diagram .wire-out { animation-delay: 0.9s; }
  .diagram .out { opacity: 0; animation: appear 0.5s ease-out 1.6s forwards; }
}
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes appear { to { opacity: 1; } }

/* ---------- Facts strip ---------- */
.facts { padding: 0; border-bottom: 1px solid var(--line); }
.facts ul {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.facts li { padding: 26px 24px 26px 0; color: var(--ink-soft); font-size: 0.95rem; line-height: 1.45; }
.facts li + li { padding-left: 24px; border-left: 1px solid var(--line); }
.facts strong { display: block; color: var(--navy-900); font-family: var(--display); font-stretch: 108%; font-size: 1.02rem; margin-bottom: 2px; }
@media (max-width: 860px) {
  .facts ul { grid-template-columns: 1fr 1fr; }
  .facts li, .facts li + li { padding: 20px 16px 20px 0; border-left: 0; }
  .facts li:nth-child(even) { padding-left: 16px; border-left: 1px solid var(--line); }
  .facts li:nth-child(n+3) { border-top: 1px solid var(--line); }
}

/* ---------- Flagship offer ---------- */
.flagship .wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: start; }
.flagship .intro p { color: var(--ink-soft); font-size: 1.08rem; }
.uses { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--navy-900); }
.uses li { display: grid; grid-template-columns: 11rem 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.uses h3 { margin: 0; font-size: 1.05rem; }
.uses p { margin: 0; color: var(--ink-soft); }
.flagship .note { margin-top: 26px; font-weight: 500; color: var(--navy-900); }
@media (max-width: 900px) {
  .flagship .wrap { grid-template-columns: 1fr; gap: 32px; }
  .uses li { grid-template-columns: 1fr; gap: 4px; }
}

/* ---------- Services list ---------- */
.service-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; column-gap: 56px; }
.service-list li { padding: 26px 0; border-top: 1px solid var(--steel-light); }
.service-list h3 { margin-bottom: 8px; }
.service-list p { color: var(--ink-soft); margin-bottom: 8px; }
.service-list .tag { font-size: 0.85rem; color: var(--steel); }
@media (max-width: 800px) { .service-list { grid-template-columns: 1fr; } }

/* ---------- How to start (a real sequence) ---------- */
.path { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: step; }
.path li { position: relative; padding: 0 28px 0 0; counter-increment: step; }
.path li::before {
  content: counter(step);
  display: grid; place-items: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--white); border: 2px solid var(--blue); color: var(--blue-deep);
  font-family: var(--display); font-weight: 700; font-size: 1.05rem;
  position: relative; z-index: 1; margin-bottom: 18px;
}
.path li::after {
  content: ""; position: absolute; top: 22px; left: 44px; right: 0; height: 2px; background: var(--steel-light);
}
.path li:last-child::after { display: none; }
.path .time { display: block; font-size: 0.9rem; font-weight: 600; color: var(--blue-ink); margin-bottom: 6px; }
.path p { color: var(--ink-soft); margin: 0; }
.path-note { margin-top: 40px; color: var(--ink-soft); max-width: 640px; }
@media (max-width: 900px) {
  .path { grid-template-columns: 1fr; gap: 28px; }
  .path li { padding: 0 0 0 64px; }
  .path li::before { position: absolute; left: 0; top: 0; margin: 0; }
  .path li::after { top: 44px; bottom: -28px; left: 21px; right: auto; width: 2px; height: auto; }
}

/* ---------- Product proof ---------- */
.product { background: var(--navy-900); color: #c9d7e6; border-radius: 24px; padding: 56px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; }
.product h2, .product h3 { color: var(--white); }
.product .eyebrow { color: var(--sky); }
.product ul { margin: 0; padding-left: 20px; }
.product li { margin-bottom: 8px; }
.product .panel { border-left: 2px solid var(--blue); padding-left: 28px; }
@media (max-width: 860px) { .product { grid-template-columns: 1fr; padding: 32px 24px; border-radius: 18px; } }

/* ---------- About and team lead ---------- */
.about .wrap { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 72px; align-items: start; }
.about p { color: var(--ink-soft); }

.portrait { position: relative; margin: 0; aspect-ratio: 720 / 900; max-width: 440px; width: 100%; position: sticky; top: 104px; }
.portrait-panel {
  position: absolute; left: 0; right: 0; bottom: 0; top: 22%;
  border-radius: 28px;
  background:
    radial-gradient(120% 80% at 30% 0%, rgba(162, 217, 243, 0.45), transparent 60%),
    linear-gradient(160deg, var(--blue) 0%, var(--blue-deep) 55%, var(--navy-900) 100%);
}
.portrait-frame {
  position: absolute; right: -20px; bottom: -20px; width: 58%; height: 48%;
  border: 10px solid var(--steel-light); border-radius: 28px;
}
.portrait-clip { position: absolute; inset: 0; overflow: hidden; border-radius: 0 0 28px 28px; }
.portrait-clip img { position: absolute; left: 0; bottom: 0; width: 100%; height: auto; display: block; }

.about-copy h2 { max-width: 16ch; }
.leader { margin-top: 36px; padding-top: 32px; border-top: 2px solid var(--navy-900); }
.leader .name { font-family: var(--display); font-stretch: 108%; font-weight: 700; font-size: 1.45rem; color: var(--navy-900); margin: 0; }
.leader .role { color: var(--blue-ink); font-weight: 600; margin: 4px 0 18px; }
.leader .skills-label { font-weight: 600; color: var(--navy-900); margin: 22px 0 10px; font-size: 0.95rem; }
.skills { list-style: none; margin: 0 0 26px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.skills li { background: var(--white); border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; font-size: 0.88rem; color: var(--ink-soft); }
.btn.founder-link { padding: 10px 20px; font-size: 0.92rem; }

@media (max-width: 900px) {
  .about .wrap { grid-template-columns: 1fr; gap: 40px; }
  .portrait { position: relative; top: 0; max-width: 340px; margin: 0 auto; }
  .portrait-frame { right: -12px; bottom: -12px; border-width: 8px; }
}

/* ---------- FAQ ---------- */
.faq { max-width: 820px; }
.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 22px 40px 22px 0; position: relative;
  font-family: var(--display); font-stretch: 105%; font-weight: 600; font-size: 1.08rem; color: var(--navy-900);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 18px; font-size: 1.5rem; font-weight: 400; color: var(--blue); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { color: var(--ink-soft); margin: -6px 0 22px; max-width: 70ch; }

/* ---------- Contact ---------- */
.contact { background: var(--navy-950); color: #c3d3e4; }
.contact .wrap { display: grid; grid-template-columns: 1.15fr 1fr; gap: 64px; }
.contact h2 { color: var(--white); }
.contact .eyebrow { color: var(--sky); }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.form .full { grid-column: 1 / -1; }
.form label { display: block; font-size: 0.9rem; font-weight: 500; color: #dbe6f2; margin-bottom: 6px; }
.form input, .form select, .form textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.22); background: rgba(255, 255, 255, 0.06); color: var(--white);
  font: inherit; font-size: 1rem;
}
.form select option { color: var(--ink); }
.form textarea { min-height: 120px; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; border-color: var(--blue); }
.form .hidden { display: none; }
.form .small { font-size: 0.85rem; color: #8fa6bf; margin: 0; }
.form-status { margin: 0; color: #ffd7d7; }
.form-status:empty { display: none; }
.form-status a { color: var(--sky); }
.form button[disabled] { opacity: 0.7; cursor: wait; }
.contact-side h3 { color: var(--white); font-size: 1.05rem; }
.contact-side ol { padding-left: 20px; margin: 0 0 32px; }
.contact-side li { margin-bottom: 8px; }
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { padding: 14px 0; border-top: 1px solid rgba(255, 255, 255, 0.12); }
.contact-list strong { display: block; color: var(--white); font-size: 0.9rem; }
.contact-list a { color: var(--sky); }
@media (max-width: 860px) {
  .contact .wrap { grid-template-columns: 1fr; gap: 40px; }
  .form { grid-template-columns: 1fr; }
}

/* ---------- Shared pieces used by the app pages ---------- */
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--white); border: 1px solid var(--line); border-radius: 16px; padding: 26px; }
.card p { color: var(--ink-soft); margin-bottom: 0; }

.page-hero { background: var(--navy-900); color: #c9d7e6; padding: 72px 0 80px; }
.page-hero h1 { color: var(--white); }
.page-hero .eyebrow { color: var(--sky); }
.page-hero .lead { font-size: 1.15rem; max-width: 40em; color: #c3d3e4; }
.page-hero .actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.notice { background: #e7f3fb; border-left: 3px solid var(--blue); border-radius: 0 12px 12px 0; padding: 18px 22px; margin: 1.5em 0; color: var(--navy-900); }

.doc { padding: 56px 0 88px; }
.doc .wrap { max-width: 780px; }
.doc h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); }
.doc h2 { font-size: 1.3rem; margin-top: 2em; }
.doc .meta { color: var(--steel); font-size: 0.95rem; margin-bottom: 2em; }
.doc ul, .doc ol { padding-left: 22px; }
.doc li { margin-bottom: 6px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-950); color: #9fb2c7; padding: 56px 0 36px; font-size: 0.93rem; border-top: 1px solid rgba(255, 255, 255, 0.08); }
.site-footer a { color: #dbe6f2; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
.footer-grid h4 { color: var(--white); margin: 0 0 12px; font-size: 0.98rem; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 7px; }
.footer-mark { width: 40px; height: 40px; margin-bottom: 14px; background: var(--white); border-radius: 10px; padding: 4px; }
.legal { border-top: 1px solid rgba(255, 255, 255, 0.1); margin-top: 36px; padding-top: 18px; }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- Automation teaser (home) ---------- */
.teaser { background: #e7f3fb; padding: 72px 0; }
.teaser .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.teaser h2 { margin: 0; max-width: 18ch; }
.teaser p { color: var(--ink-soft); font-size: 1.08rem; }
@media (max-width: 860px) { .teaser .wrap { grid-template-columns: 1fr; gap: 20px; } .teaser { padding: 56px 0; } }

/* ---------- Automation page ---------- */
.nav a[aria-current="page"] { color: var(--blue-ink); font-weight: 600; }
.auto-hero h1 { max-width: 16ch; }
.who .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.who p { color: var(--ink-soft); font-size: 1.08rem; }
.who h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
.channels { list-style: none; padding: 0; margin: 20px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.channels li { background: var(--paper); border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; font-weight: 500; color: var(--navy-900); font-size: 0.95rem; }
.behind { display: grid; grid-template-columns: 120px 1fr; gap: 24px; align-items: start; }
.behind img {
  width: 120px; height: 120px; object-fit: cover; object-position: 50% 8%;
  border-radius: 50%; background: linear-gradient(160deg, var(--blue), var(--blue-deep));
}
.automate { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; align-items: start; }
.automate .intro p { color: var(--ink-soft); font-size: 1.08rem; }
.expect { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.expect li { border-top: 3px solid var(--blue); padding-top: 18px; font-family: var(--display); font-stretch: 105%; font-weight: 600; font-size: 1.12rem; color: var(--navy-900); line-height: 1.35; }
.actions.stack { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
@media (max-width: 900px) {
  .who .wrap, .automate { grid-template-columns: 1fr; gap: 40px; }
  .expect { grid-template-columns: 1fr; }
}
@media (max-width: 420px) { .behind { grid-template-columns: 1fr; } }