/* ============================================================
   Aithonix Solutions — stylesheet (Daylight theme)
   Palette encodes meaning: amber = manual / slow, aqua = automated / fast
   Deep Teal is the text-safe accent; Signal Aqua is for fills & the mark.
   Dark "instrument" surfaces (flow widget, CTA band) keep the aqua alive.
   ============================================================ */

:root {
  --bg:       #F2F6FC;
  --panel:    #FFFFFF;
  --panel-2:  #EAF0F9;
  --line:     #D9E2F0;
  --text:     #0C1526;
  --mist:     #5A6E8C;
  --aqua:     #5B8DEF;
  --teal:     #1E3F73;
  --amber:    #D98F1F;

  /* dark instrument surfaces */
  --ink:      #0A0F1C;
  --ink-2:    #111A2C;
  --ink-3:    #162035;
  --ink-line: #23314C;
  --ink-text: #EEF3FB;
  --ink-mist: #93A4C1;

  --display: "Bricolage Grotesque", "Helvetica Neue", sans-serif;
  --body: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;

  --wrap: 1140px;
  --r: 14px;
  --shadow: 0 10px 26px rgba(16, 32, 64, 0.06);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--teal); text-decoration: none; }

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--teal);
  color: #fff;
  padding: 10px 16px;
  z-index: 99;
}
.skip:focus { left: 12px; top: 12px; }

/* ---------- type ---------- */

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin: 0 0 18px;
}

h1 { font-size: clamp(2.5rem, 5.2vw, 4.05rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.85rem); }
h3 { font-size: 1.22rem; line-height: 1.25; letter-spacing: -0.015em; }

p { margin: 0 0 18px; color: var(--mist); }

.lede { font-size: 1.12rem; color: #40536F; max-width: 54ch; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--teal);
  display: block;
  margin-bottom: 18px;
}

/* ---------- nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(242, 246, 252, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 70px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.12rem;
  letter-spacing: -0.02em;
}

.brand__mark {
  width: 26px;
  height: 26px;
  flex: none;
  color: var(--ink);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 30px;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav__links a { color: var(--mist); }
.nav__links a:hover { color: var(--text); }
.nav__links a.is-active { color: var(--text); }
.nav__links a.is-active::before { content: "/ "; color: var(--teal); }

.nav__cta {
  border: 1px solid #C4D0E4;
  border-radius: 999px;
  padding: 9px 18px;
  color: var(--text) !important;
  background: var(--panel);
}
.nav__cta:hover { border-color: var(--teal); }
.nav__cta.is-active { border-color: var(--teal); color: var(--teal) !important; }
.nav__cta::before { content: none !important; }

.nav__toggle {
  display: none;
  background: var(--panel);
  border: 1px solid #C4D0E4;
  border-radius: 9px;
  color: var(--text);
  padding: 8px 12px;
  font-family: var(--mono);
  font-size: 0.75rem;
  cursor: pointer;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border-radius: 999px;
  padding: 14px 26px;
  font-family: var(--body);
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn--primary { background: var(--teal); color: #fff; box-shadow: 0 8px 20px rgba(30, 63, 115, 0.28); }
.btn--primary:hover { background: #2B528F; }

.btn--ghost { border-color: #C4D0E4; color: var(--text); background: var(--panel); }
.btn--ghost:hover { border-color: var(--mist); }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }

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

.section { padding: 100px 0; }
.section--tight { padding: 74px 0; }
.section--panel { background: var(--panel-2); border-block: 1px solid var(--line); }

.section__head { max-width: 640px; margin-bottom: 52px; }
.section__head p { margin-bottom: 0; }

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

.hero {
  position: relative;
  padding: 92px 0 96px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 74px 74px;
  opacity: 0.6;
  mask-image: radial-gradient(120% 78% at 18% 0%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(120% 78% at 18% 0%, #000 0%, transparent 72%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 62px;
  align-items: center;
}

.hero h1 { max-width: 17ch; }
.hero h1 .swap { color: var(--teal); }

.hero__note {
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--mist);
  letter-spacing: 0.04em;
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

/* ---------- signature: the flow widget (dark instrument) ---------- */

.flow {
  background: linear-gradient(180deg, var(--ink-3), var(--ink-2));
  border: 1px solid var(--ink-line);
  border-radius: var(--r);
  padding: 22px;
  box-shadow: 0 30px 60px rgba(16, 32, 64, 0.22);
}

.flow__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--ink-line);
}

.flow__label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mist);
}

.toggle {
  display: inline-flex;
  background: var(--ink);
  border: 1px solid var(--ink-line);
  border-radius: 999px;
  padding: 3px;
}

.toggle__btn {
  background: none;
  border: 0;
  color: var(--ink-mist);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 15px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}
.toggle__btn.is-on { background: var(--amber); color: #1A1103; }
.flow.is-auto .toggle__btn.is-on { background: var(--aqua); color: #04120F; }

.flow__steps {
  list-style: none;
  margin: 0;
  padding: 6px 0 0;
}

.step {
  display: grid;
  grid-template-columns: 16px 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px dashed rgba(35, 49, 76, 0.9);
}
.step:last-child { border-bottom: 0; }

.step__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(217, 143, 31, 0.16);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.flow.is-auto .step__dot {
  background: var(--aqua);
  box-shadow: 0 0 0 4px rgba(91, 141, 239, 0.18);
}

.step__name { font-size: 0.94rem; color: #C6D3E7; }

.step__time {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--amber);
  transition: color 0.3s ease, opacity 0.25s ease, transform 0.25s ease;
}
.flow.is-auto .step__time { color: var(--aqua); }
.step__time.is-flipping { opacity: 0; transform: translateY(-6px); }

.step__who {
  grid-column: 2 / -1;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: #64789A;
  margin-top: 2px;
}

.flow__total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--ink-line);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-mist);
}
.flow__total strong {
  font-family: var(--display);
  font-size: 1.45rem;
  letter-spacing: -0.02em;
  color: var(--amber);
  text-transform: none;
  transition: color 0.3s ease;
}
.flow.is-auto .flow__total strong { color: var(--aqua); }

/* ---------- cards ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 30px 26px;
  box-shadow: var(--shadow);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.card:hover { border-color: #B7C6DE; transform: translateY(-3px); }
.card p:last-child { margin-bottom: 0; }
.card p { font-size: 0.95rem; }

.card__tag {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
  display: block;
  margin-bottom: 16px;
}

.card ul {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.9rem;
  color: var(--mist);
}
.card ul li {
  padding: 7px 0 7px 18px;
  border-top: 1px solid var(--line);
  position: relative;
}
.card ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 16px;
  width: 7px; height: 1px;
  background: var(--teal);
}

.section--panel .card { background: var(--panel); }

/* ---------- ordered process ---------- */

.steps-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.steps-list li {
  padding: 28px 26px 30px 0;
  border-right: 1px solid var(--line);
}
.steps-list li:last-child { border-right: 0; padding-right: 0; }
.steps-list li:not(:first-child) { padding-left: 26px; }

.steps-list .num {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--teal);
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 14px;
}
.steps-list h3 { margin-bottom: 10px; font-size: 1.05rem; }
.steps-list p { font-size: 0.9rem; margin: 0; }

/* ---------- split / about ---------- */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 58px;
  align-items: start;
}

.stat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.stat-list li {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.94rem;
  color: #1E2C44;
}
.stat-list span {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--mist);
  text-align: right;
}

/* ---------- CTA band (dark instrument) ---------- */

.cta-band {
  background: linear-gradient(135deg, #12283C, #0E1B2E 60%);
  border: 1px solid var(--ink-line);
  border-radius: 20px;
  padding: 58px 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  flex-wrap: wrap;
  box-shadow: 0 24px 50px rgba(16, 32, 64, 0.22);
}
.cta-band h2 { margin-bottom: 8px; color: var(--ink-text); }
.cta-band p { margin: 0; max-width: 46ch; color: var(--ink-mist); }
.cta-band .btn--primary { background: var(--aqua); color: #04120F; box-shadow: none; }
.cta-band .btn--primary:hover { background: #7BA5F5; }

/* ---------- forms ---------- */

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field--full { grid-column: 1 / -1; }
.field--full > .btn { align-self: flex-start; }

.field label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
}

.field input,
.field select,
.field textarea {
  background: var(--panel);
  border: 1px solid #C4D0E4;
  border-radius: 10px;
  padding: 13px 15px;
  color: var(--text);
  font-family: var(--body);
  font-size: 0.97rem;
  width: 100%;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus,
.field select:focus,
.field textarea:focus { border-color: var(--teal); outline: none; }

.hp { position: absolute; left: -9999px; }

.notice {
  border-radius: 10px;
  padding: 15px 18px;
  margin-bottom: 26px;
  font-size: 0.94rem;
  border: 1px solid;
}
.notice--ok { border-color: #9DB8EE; background: rgba(91, 141, 239, 0.12); color: #16325C; }
.notice--bad { border-color: #E5B871; background: rgba(217, 143, 31, 0.1); color: #7A4E0B; }

.contact-list { list-style: none; margin: 0; padding: 0; }
.contact-list li { padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact-list li:first-child { border-top: 1px solid var(--line); }
.contact-list strong {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
  font-weight: 400;
  margin-bottom: 5px;
}

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

.footer {
  border-top: 1px solid var(--line);
  padding: 54px 0 40px;
  background: var(--panel-2);
}
.footer__grid {
  display: flex;
  justify-content: space-between;
  gap: 34px;
  flex-wrap: wrap;
  margin-bottom: 38px;
}
.footer__col h4 {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
  font-weight: 400;
  margin: 0 0 14px;
}
.footer__col ul { list-style: none; margin: 0; padding: 0; }
.footer__col li { margin-bottom: 9px; }
.footer__col a { color: #33456A; font-size: 0.94rem; }
.footer__col a:hover { color: var(--teal); }
.footer__col p { font-size: 0.94rem; max-width: 34ch; }

.footer__base {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.72rem;
  color: #8296B4;
  letter-spacing: 0.05em;
}

/* ---------- reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */

@media (max-width: 980px) {
  .hero__grid { grid-template-columns: 1fr; gap: 44px; }
  .cards { grid-template-columns: 1fr; }
  .steps-list { grid-template-columns: 1fr 1fr; }
  .steps-list li { border-right: 0; padding: 26px 0; border-bottom: 1px solid var(--line); }
  .steps-list li:not(:first-child) { padding-left: 0; }
  .split { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .wrap { padding: 0 20px; }
  .section { padding: 72px 0; }
  .hero { padding: 60px 0 70px; }
  .nav__toggle { display: block; }
  .nav__links {
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--panel);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 20px 18px;
    display: none;
  }
  .nav__links.is-open { display: flex; }
  .nav__links a { padding: 12px 0; width: 100%; }
  .nav__cta { margin-top: 8px; }
  .form-grid { grid-template-columns: 1fr; }
  .steps-list { grid-template-columns: 1fr; }
  .cta-band { padding: 40px 26px; }
  .flow { padding: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}