/*
Theme Name: Digi-Brew
Theme URI: https://www.digi-brew.com
Author: Pablo Berckmans
Author URI: https://www.digi-brew.com
Description: Custom classic theme for Digi-Brew. Measurement-first Google Ads and SEO consulting, four pages (Home, Google Ads, SEO, Contact). No page builder or plugin dependency.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: digi-brew
*/

:root {
  --paper: #FFFFFF;
  --paper-raised: #FAFAFA;
  --ink: #000000;
  --ink-muted: #5C5C5C;
  --accent: #0E65D8;
  --accent-hover: #0A4FB0;
  --accent-ink: #0A4FB0;
  --line: #E5E5E5;
  --line-strong: #CCCCCC;
  --good: #1F7A4D;
  --good-bg: #EAF5EF;
  --warn: #8A5A00;
  --warn-bg: #FBF1DF;
  --bad: #B3261E;
  --bad-bg: #FBEBEA;
  --radius: 3px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0A0A0A;
    --paper-raised: #141414;
    --ink: #FAFAFA;
    --ink-muted: #999999;
    --accent: #4C8FEF;
    --accent-hover: #78ABFA;
    --accent-ink: #78ABFA;
    --line: #262626;
    --line-strong: #383838;
    --good: #4FBE85;
    --good-bg: #123322;
    --warn: #D9A441;
    --warn-bg: #332A12;
    --bad: #E8776E;
    --bad-bg: #331716;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0A0A0A;
  --paper-raised: #141414;
  --ink: #FAFAFA;
  --ink-muted: #999999;
  --accent: #4C8FEF;
  --accent-hover: #78ABFA;
  --accent-ink: #78ABFA;
  --line: #262626;
  --line-strong: #383838;
  --good: #4FBE85;
  --good-bg: #123322;
  --warn: #D9A441;
  --warn-bg: #332A12;
  --bad: #E8776E;
  --bad-bg: #331716;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  line-height: 1.08;
  text-wrap: balance;
  margin: 0;
}

.mono { font-family: "IBM Plex Mono", ui-monospace, Menlo, monospace; }

.eyebrow {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin: 0 0 0.9rem 0;
}

a { color: inherit; }

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}
.prose { max-width: 640px; }

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--accent);
  color: #FFFFFF;
  padding: 0.75rem 1.25rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.85rem;
  text-decoration: none;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* Header */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.9rem clamp(1.25rem, 4vw, 2.5rem);
  max-width: 1120px;
  margin: 0 auto;
}
.logo {
  display: flex;
  align-items: center;
  font-family: "Instrument Serif", serif;
  font-size: 1.35rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
  text-decoration: none;
}
.logo .dot { color: var(--accent); }
.logo-img { display: block; height: 18px; width: auto; max-width: 100px; object-fit: contain; }
nav.links {
  display: flex;
  gap: 1.75rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
nav.links a { text-decoration: none; }
nav.links a:hover, nav.links a[aria-current="page"] { color: var(--ink); }
@media (max-width: 720px) { nav.links { display: none; } }

nav.lang-switch {
  display: flex;
  gap: 0.6rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
}
nav.lang-switch a { text-decoration: none; }
nav.lang-switch a:hover { color: var(--ink); }
nav.lang-switch a.is-current { color: var(--accent-ink); font-weight: 600; pointer-events: none; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  white-space: nowrap;
  cursor: pointer;
}
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-primary { background: var(--accent); color: #FFFFFF; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-ink); }
.btn-lg { padding: 0.9rem 1.6rem; font-size: 0.9rem; }

section { padding: clamp(3.25rem, 7vw, 5.5rem) 0; }
.rule-top { border-top: 1px solid var(--line); }

.tag {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin: 0 0 0.4rem 0;
}
.card-link {
  display: inline-block;
  margin-top: 0.9rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  color: var(--accent-ink);
  text-decoration: none;
}
.card-link:hover { text-decoration: underline; }
.inline-link { color: var(--accent-ink); text-decoration: underline; text-underline-offset: 2px; }
.prose p { color: var(--ink-muted); max-width: 62ch; }
.prose p + p { margin-top: 1rem; }

/* Hero */
.hero { padding-top: clamp(3.5rem, 9vw, 6.5rem); position: relative; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); max-width: 18ch; }
.hero .sub { margin-top: 1.5rem; max-width: 58ch; font-size: 1.08rem; color: var(--ink-muted); }
.hero .cta-row { margin-top: 2.25rem; display: flex; align-items: center; gap: 1.1rem; flex-wrap: wrap; }
.hero .cta-note { font-family: "IBM Plex Mono", monospace; font-size: 0.78rem; color: var(--ink-muted); }
.hero .cta-note-link { color: var(--accent-ink); text-decoration: underline; text-underline-offset: 2px; }

.hero-photo {
  position: absolute;
  top: clamp(3rem, 8vw, 5.5rem);
  right: max(1.25rem, calc((100vw - 1120px) / 2 + 1.25rem));
  width: 200px;
  height: 200px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (max-width: 1024px) { .hero-photo { display: none; } }

.section-head h2 { font-size: clamp(1.6rem, 3.2vw, 2.1rem); max-width: 26ch; }
.section-intro { margin-top: 0.9rem; max-width: 56ch; color: var(--ink-muted); }

/* Row list (problem list / numbered steps) */
.row-list { border-top: 1px solid var(--line); margin-top: 2rem; }
.row-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2.1fr);
  gap: 1rem 2rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}
.row-item h3 { font-size: 1.15rem; }
.row-item p { margin: 0; color: var(--ink-muted); }
@media (max-width: 640px) { .row-item { grid-template-columns: 1fr; gap: 0.4rem; } }
.closing-line {
  margin-top: 1.75rem;
  font-family: "Instrument Serif", serif;
  font-style: italic;
  font-size: 1.3rem;
  color: var(--ink);
}

/* Card grid (services / qualifiers / approach) */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 2.25rem;
}
@media (max-width: 720px) { .svc-grid { grid-template-columns: 1fr; } }
.svc-card { background: var(--paper-raised); padding: 1.75rem; }
.svc-card h3 { font-size: 1.35rem; margin-top: 0.6rem; }
.svc-card p { margin-top: 0.6rem; color: var(--ink-muted); font-size: 0.96rem; }
.svc-card ul { margin: 0.6rem 0 0; padding-left: 1.1rem; color: var(--ink-muted); font-size: 0.96rem; }
.svc-card li { margin: 0.25rem 0; }

/* Why / benefit list */
.why-list { margin-top: 1.75rem; display: grid; gap: 0; }
.why-item { display: flex; gap: 1rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.why-item:first-child { border-top: 1px solid var(--line); }
.why-item .mark { font-family: "IBM Plex Mono", monospace; color: var(--accent); }
.why-item p { margin: 0; }
.why-item strong { font-weight: 600; }

/* Proof stats */
.stat-grid {
  margin-top: 2.25rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 640px) { .stat-grid { grid-template-columns: 1fr; } }
.stat-tile { background: var(--paper-raised); padding: 1.75rem; text-align: left; }
.stat-num {
  font-family: "IBM Plex Mono", monospace;
  font-variant-numeric: tabular-nums;
  font-size: clamp(2.1rem, 4vw, 2.6rem);
  color: var(--accent-ink);
  letter-spacing: -0.01em;
}
.stat-label { margin-top: 0.4rem; font-size: 0.92rem; color: var(--ink-muted); }
.stat-caption { margin-top: 1.1rem; font-size: 0.85rem; color: var(--ink-muted); max-width: 62ch; }

/* Case studies */
.case-list { margin-top: 2.25rem; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.case-card { background: var(--paper-raised); padding: 1.9rem clamp(1.5rem, 3vw, 2.25rem); }
.case-card h3 { font-size: 1.35rem; margin-top: 0.5rem; max-width: 42ch; }
.case-meta { margin-top: 0.35rem; font-family: "IBM Plex Mono", monospace; font-size: 0.82rem; color: var(--ink-muted); }
.case-stats { margin-top: 1.35rem; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 640px) { .case-stats { grid-template-columns: repeat(2, 1fr); } }
.case-stats .stat { background: var(--paper); padding: 0.9rem 0.85rem; }
.case-stats .num { font-family: "IBM Plex Mono", monospace; font-variant-numeric: tabular-nums; font-size: 1.3rem; color: var(--accent-ink); letter-spacing: -0.01em; }
.case-stats .lbl { margin-top: 0.3rem; font-size: 0.76rem; line-height: 1.3; color: var(--ink-muted); }
.case-outcome { margin-top: 1.35rem; color: var(--ink-muted); max-width: 68ch; }
.case-outcome strong { color: var(--ink); }
.case-note { margin-top: 0.6rem; font-size: 0.8rem; font-style: italic; color: var(--ink-muted); max-width: 68ch; }

/* Clients */
.client-list {
  margin-top: 1.5rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.92rem;
  line-height: 2.1;
  color: var(--ink-muted);
}
.client-list span.name { color: var(--ink); }
.client-list .sep { color: var(--line-strong); padding: 0 0.5em; }
.client-list img.logo { height: 28px; width: auto; max-width: 140px; object-fit: contain; vertical-align: middle; opacity: 0.85; filter: grayscale(1); }
.client-list img.logo:hover { opacity: 1; filter: none; }

/* About */
.about p { color: var(--ink-muted); max-width: 62ch; }
.loc { margin-top: 1rem; font-family: "IBM Plex Mono", monospace; font-size: 0.82rem; color: var(--ink-muted); }

/* Calculator (/calculator) */
.calc-worksheet {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-raised);
  margin-top: 2rem;
}
.calc-field label { display: block; font-size: 0.92rem; font-weight: 500; margin-bottom: 0.4rem; }
.calc-input-row {
  display: flex;
  align-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--paper);
  overflow: hidden;
  max-width: 220px;
}
.calc-input-row:focus-within { border-color: var(--accent); }
.calc-input-row .prefix, .calc-input-row .suffix {
  padding: 0.6rem 0.7rem;
  color: var(--ink-muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.95rem;
  background: var(--paper-raised);
}
.calc-input-row .prefix { border-right: 1px solid var(--line); }
.calc-input-row .suffix { border-left: 1px solid var(--line); }
.calc-input-row input {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  color: var(--ink);
  font-family: "IBM Plex Mono", monospace;
  font-size: 1rem;
  padding: 0.6rem 0.7rem;
  width: 100%;
}
.calc-hint { margin: 0.4rem 0 0; font-size: 0.85rem; color: var(--ink-muted); max-width: 52ch; }
.calc-results { margin-top: 2.25rem; }
.calc-verdict { border-radius: var(--radius); padding: 1.1rem 1.25rem; margin-bottom: 1.25rem; border: 1px solid var(--line); }
.calc-verdict.good { background: var(--good-bg); border-color: var(--good); }
.calc-verdict.warn { background: var(--warn-bg); border-color: var(--warn); }
.calc-verdict.bad { background: var(--bad-bg); border-color: var(--bad); }
.calc-verdict-label { margin: 0 0 0.3rem; font-weight: 600; font-size: 1.05rem; }
.calc-verdict.good .calc-verdict-label { color: var(--good); }
.calc-verdict.warn .calc-verdict-label { color: var(--warn); }
.calc-verdict.bad .calc-verdict-label { color: var(--bad); }
.calc-verdict-detail { margin: 0; font-size: 0.95rem; color: var(--ink); }
.calc-ledger, .calc-breakeven { border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 1rem; }
.calc-breakeven { background: var(--paper-raised); }
.calc-breakeven .eyebrow { padding: 0.9rem 1rem 0; }
.calc-row { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 0.7rem 1rem; border-top: 1px solid var(--line); font-size: 0.95rem; }
.calc-row:first-child { border-top: none; }
.calc-row span:first-child { color: var(--ink-muted); }
.calc-row .num { font-family: "IBM Plex Mono", monospace; font-variant-numeric: tabular-nums; font-size: 1rem; font-weight: 500; white-space: nowrap; }
.calc-row.total { background: var(--paper-raised); }
.calc-row.total .num { font-size: 1.1rem; font-weight: 600; }
.calc-row.net .num { font-weight: 600; }
.calc-note { font-size: 0.85rem; color: var(--ink-muted); margin: 0.9rem 0 0; max-width: 56ch; }
.calc-cta { border-top: 1px solid var(--line); padding-top: 2rem; margin-top: 2.5rem; }
.calc-cta h2 { font-size: 1.5rem; margin-bottom: 0.6rem; }
.calc-cta p { color: var(--ink-muted); max-width: 50ch; margin: 0 0 1.25rem; }
.calc-cta .cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.calc-email-confirm { margin-top: 0.75rem; font-size: 0.85rem; color: var(--good); }
.calc-email-confirm[hidden] { display: none; }
@media (max-width: 480px) { .calc-input-row { max-width: 100%; } }

/* Final CTA */
.final-cta { background: var(--paper-raised); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); text-align: center; }
.final-cta h2 { font-size: clamp(1.9rem, 4vw, 2.7rem); max-width: 20ch; margin: 0 auto; }
.final-cta p { max-width: 52ch; margin: 1.1rem auto 0; color: var(--ink-muted); }
.final-cta .cta-row { margin-top: 2rem; display: flex; justify-content: center; }

footer.site-footer { padding: 1.75rem 0 2.5rem; }
.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  color: var(--ink-muted);
  text-transform: uppercase;
}