/* fjordloop site styles — shared across all pages. Sunset/Toolbox override just the
   colour tokens below via sunset.css / toolbox.css, loaded after this file. */

:root {
  --bg: #FFFFFF;
  --surface: #EEF2F1;
  --ink: #0F2530;
  --ink-2: #3E4F57;
  --muted: #5B6B73;
  --accent: #1F7A7A;
  --accent-contrast: #FFFFFF;
  --line: rgba(15, 37, 48, 0.12);
  --line-soft: rgba(15, 37, 48, 0.08);
  --header-bg: rgba(255, 255, 255, 0.92);
  --deep: #0F2530;
  --btn-hover: #0F2530;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme=light]) {
    --bg: #0B1C23;
    --surface: #132A33;
    --ink: #E8EFEF;
    --ink-2: #B3C2C7;
    --muted: #8A9CA4;
    --accent: #5CC4BF;
    --accent-contrast: #0F2530;
    --line: rgba(232, 239, 239, 0.14);
    --line-soft: rgba(232, 239, 239, 0.08);
    --header-bg: rgba(11, 28, 35, 0.88);
    --deep: #071318;
    --btn-hover: #2A9C98;
    color-scheme: dark;
  }
  :root:not([data-theme=light]) .logo-on-light { display: none !important; }
  :root:not([data-theme=light]) .logo-on-dark { display: block !important; }
  :root:not([data-theme=light]) .theme-toggle .i-moon { display: none; }
  :root:not([data-theme=light]) .theme-toggle .i-sun { display: block; }
}

:root[data-theme=dark] {
  --bg: #0B1C23;
  --surface: #132A33;
  --ink: #E8EFEF;
  --ink-2: #B3C2C7;
  --muted: #8A9CA4;
  --accent: #5CC4BF;
  --accent-contrast: #0F2530;
  --line: rgba(232, 239, 239, 0.14);
  --line-soft: rgba(232, 239, 239, 0.08);
  --header-bg: rgba(11, 28, 35, 0.88);
  --deep: #071318;
  --btn-hover: #2A9C98;
  color-scheme: dark;
}
:root[data-theme=dark] .logo-on-light { display: none !important; }
:root[data-theme=dark] .logo-on-dark { display: block !important; }
:root[data-theme=dark] .theme-toggle .i-moon { display: none; }
:root[data-theme=dark] .theme-toggle .i-sun { display: block; }

.logo-on-dark { display: none !important; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Figtree, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
a:hover { color: var(--ink); }
input[type=range] { width: 100%; accent-color: var(--accent); }

.mono {
  font-family: 'IBM Plex Mono', monospace;
}

.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.site-header .wrap {
  padding: clamp(8px, 1.4vw, 16px) clamp(14px, 3vw, 32px);
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.4vw, 32px);
  flex-wrap: nowrap;
}
.brand-link { display: flex; }
.brand-link img { height: clamp(20px, 2.4vw, 28px); display: block; }

.site-nav {
  display: flex;
  gap: clamp(12px, 2.2vw, 28px);
  flex: 1;
  flex-wrap: nowrap;
  min-width: 0;
}
.site-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: clamp(13px, 1.3vw, 15px);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
.site-nav a[aria-current="page"] { border-bottom-color: var(--accent); }

.header-actions {
  display: flex;
  gap: clamp(2px, 1vw, 10px);
  flex: none;
  white-space: nowrap;
  align-items: center;
}
.header-actions a.link-action {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: clamp(13px, 1.3vw, 15px);
  padding: 10px clamp(8px, 1.2vw, 16px);
}

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

.btn {
  display: inline-flex;
  text-decoration: none;
  font-weight: 600;
  font-size: 17px;
  padding: 15px 26px;
  border-radius: 999px;
}
.btn.btn-sm { font-size: clamp(13px, 1.3vw, 15px); padding: 10px clamp(12px, 1.4vw, 18px); }
.btn-primary { background: var(--accent); color: var(--accent-contrast); }
.btn-primary:hover { background: var(--btn-hover); color: var(--accent-contrast); }
.btn-outline { background: var(--bg); color: var(--ink); border: 1px solid var(--line); }
.btn-outline:hover { color: var(--ink); }
.btn-on-accent { background: #FFFFFF; color: var(--deep); }
.btn-on-accent:hover { background: var(--surface); color: var(--deep); }
.btn-ghost-on-accent { background: transparent; color: #FFFFFF; border: 1px solid rgba(255, 255, 255, 0.5); }
.btn-ghost-on-accent:hover { border-color: #FFFFFF; color: #FFFFFF; }

/* ---------- theme toggle ---------- */

.theme-toggle {
  flex: none;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  display: grid;
  place-items: center;
  cursor: pointer;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }
.theme-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.theme-toggle svg {
  display: block;
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.theme-toggle .i-sun { display: none; }

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

.section { background: var(--bg); }
.section-surface { background: var(--surface); }
.section-accent { background: var(--accent); color: #FFFFFF; }
.section-accent p { color: #E3F3F2; }

.section > .wrap, .section-surface > .wrap, .section-accent > .wrap {
  padding: clamp(56px, 8vw, 104px) 32px;
}

.hero > .wrap {
  padding: clamp(64px, 10vw, 128px) 32px clamp(56px, 8vw, 96px);
  display: grid;
  gap: 40px;
}
.hero h1 {
  margin: 0;
  font-size: clamp(44px, 6.4vw, 84px);
  line-height: 1.02;
  font-weight: 600;
  letter-spacing: -0.03em;
  max-width: 14ch;
  text-wrap: balance;
}
.hero p.lede {
  margin: 0;
  font-size: clamp(18px, 1.7vw, 22px);
  line-height: 1.5;
  color: var(--ink-2);
  max-width: 60ch;
  text-wrap: pretty;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
}
.eyebrow span {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow img { height: 18px; }

h2.section-title {
  margin: 0;
  font-size: clamp(30px, 3.4vw, 44px);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.calc-links {
  display: flex;
  gap: 8px 28px;
  flex-wrap: wrap;
  align-items: center;
}
.calc-links > span { font-size: 15px; color: var(--muted); }
.calc-links a { color: var(--accent); font-weight: 600; text-decoration: none; font-size: 16px; }
.calc-links a:hover { color: var(--ink); }

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

.grid { display: grid; gap: 32px; }
.grid-principles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: 28px;
}
.principle { display: grid; gap: 14px; align-content: start; }

.icon-badge {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--surface);
  display: grid;
  place-items: center;
}
.icon-badge .icon-mask {
  width: 24px;
  height: 24px;
  background: var(--accent);
}
.icon-mask {
  -webkit-mask: var(--icon) center / contain no-repeat;
  mask: var(--icon) center / contain no-repeat;
}

.principle h3 { margin: 0; font-size: 21px; font-weight: 600; }
.principle p { margin: 0; font-size: 17px; line-height: 1.55; color: var(--ink-2); text-wrap: pretty; }

.product-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 440px), 1fr));
  gap: 24px;
}
.product-card {
  text-decoration: none;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.product-card:hover { border-color: var(--accent); color: var(--ink); }
.product-card img { height: 37px; align-self: flex-start; }
.product-card h2 { margin: 0; font-size: 32px; line-height: 1.15; font-weight: 600; letter-spacing: -0.02em; text-wrap: balance; }
.product-card ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; font-size: 17px; line-height: 1.45; color: var(--ink-2); }
.product-card li { display: flex; gap: 12px; }
.product-card li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 9px;
  flex: none;
}
.product-card .cta { margin-top: auto; font-weight: 600; color: var(--accent); }

.feature-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 16px; }
.feature-card { background: var(--bg); border-radius: 16px; padding: 26px; display: grid; gap: 16px; align-content: start; }
.feature-card h3 { margin: 0; font-size: 18px; font-weight: 600; }
.feature-card p { margin: 0; font-size: 15px; line-height: 1.5; color: var(--ink-2); }

.benefit-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: 24px; }
.benefit-card { display: grid; gap: 14px; align-content: start; }
.benefit-card h3 { margin: 0; font-size: 21px; font-weight: 600; }
.benefit-card p { margin: 0; font-size: 17px; line-height: 1.55; color: var(--ink-2); }

.step-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 24px; }
.step-card { display: grid; gap: 10px; align-content: start; }
.step-card .step-n { font-family: 'IBM Plex Mono', monospace; font-size: 14px; color: var(--accent); font-weight: 600; }
.step-card h3 { margin: 0; font-size: 19px; font-weight: 600; }
.step-card p { margin: 0; font-size: 16px; line-height: 1.5; color: var(--ink-2); }

.audience-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 24px; }
.audience-card { display: grid; gap: 8px; align-content: start; border-top: 1px solid var(--line); padding-top: 20px; }
.audience-card .who { font-weight: 600; font-size: 17px; }
.audience-card .what { color: var(--ink-2); font-size: 16px; line-height: 1.5; }

/* ---------- calculator panel ---------- */

.calc-section {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 440px), 1fr));
  gap: 48px;
  align-items: center;
}
.calc-intro { display: grid; gap: 20px; }
.calc-intro p { margin: 0; font-size: 17px; line-height: 1.55; color: var(--ink-2); text-wrap: pretty; }
.calc-panel {
  background: var(--surface);
  border-radius: 20px;
  padding: 36px;
  display: grid;
  gap: 28px;
}
.calc-field { display: grid; gap: 10px; }
.calc-field .calc-field-label {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 16px;
  font-weight: 500;
}
.calc-field .calc-field-value { font-family: 'IBM Plex Mono', monospace; white-space: nowrap; }
.calc-result {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: grid;
  gap: 6px;
}
.calc-result .calc-result-label { font-size: 15px; color: var(--muted); }
.calc-result .calc-result-value {
  font-size: clamp(44px, 5vw, 60px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--accent);
}
.calc-result .calc-result-value.calc-result-muted {
  font-size: clamp(34px, 4vw, 48px);
  color: var(--ink);
}
.calc-footnote { margin: 0; font-size: 13px; line-height: 1.5; color: var(--muted); }

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

.site-footer { background: var(--deep); color: #B9C7CB; }
.site-footer .wrap {
  padding: 48px 32px;
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}
.site-footer img { height: 26px; }
.site-footer nav { display: flex; gap: 24px; flex-wrap: wrap; font-size: 15px; }
.site-footer nav a { color: #EEF2F1; text-decoration: none; }
.site-footer nav a.email { color: #7FCFCB; }
.site-footer .copyright { font-size: 14px; }