/*
Theme Name: UnclutterWP
Theme URI: https://wordpress.org/plugins/unclutterwp/
Author: UnclutterWP
Description: Single-page marketing homepage + blog for UnclutterWP, a free WordPress plugin that removes legacy front-end overhead and wp-admin clutter. Instrument-panel design system (near-black + amber signal, IBM Plex Sans/Mono) with a signature settling Vitals Strip animation on the homepage hero.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
License: GPLv2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: unclutterwp-theme
*/

/* =========================================================
   UnclutterWP theme
   Design thesis: instrument panel, not a sales page.
   ========================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, p, ul, ol, li, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

/* ---------- Design tokens ---------- */
:root {
  /* Color */
  --ink: #0B0C0E;
  --paper: #F5F3EE;
  --signal: #FFB020;
  --signal-dim: #8A5C15;
  --graphite: #1C1E22;
  --mist: #6B6F76;
  --mist-line: rgba(107, 111, 118, 0.28);
  --paper-78: rgba(245, 243, 238, 0.78);

  /* Type */
  --font-display: 700 clamp(34px, 7vh, 56px)/1.05 'IBM Plex Sans', sans-serif;
  --font-h2: 600 32px/1.15 'IBM Plex Sans', sans-serif;
  --font-h3: 600 20px/1.3 'IBM Plex Sans', sans-serif;
  --font-body: 400 17px/1.6 'IBM Plex Sans', sans-serif;
  --font-small: 400 14px/1.5 'IBM Plex Sans', sans-serif;
  --font-mono-data: 500 15px/1.4 'IBM Plex Mono', monospace;
  --font-mono-caption: 400 13px/1.4 'IBM Plex Mono', monospace;

  /* Spacing (8px base grid) */
  --sp-1: 8px;
  --sp-2: 16px;
  --sp-3: 24px;
  --sp-4: 32px;
  --sp-6: 48px;
  --sp-8: 64px;
  --sp-12: 96px;

  --content-max: 1120px;
  --section-pad: var(--sp-12);
  --panel-pad: var(--sp-4);
  --topbar-height: 72px;
}

@media (max-width: 768px) {
  :root {
    --font-display: 700 34px/1.1 'IBM Plex Sans', sans-serif;
    --section-pad: var(--sp-8);
    --panel-pad: var(--sp-3);
  }
}

@media (max-width: 400px) {
  :root { --topbar-height: 64px; }
}

/* ---------- Base ---------- */
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--ink);
  color: var(--paper);
  font: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font: var(--font-h2); color: var(--paper); }
h1 { font: var(--font-display); }
h3 { font: var(--font-h3); }

p { font: var(--font-body); }

.mono { font: var(--font-mono-data); }

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Focus ---------- */
a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: var(--sp-2);
  top: -60px;
  background: var(--signal);
  color: var(--ink);
  padding: var(--sp-1) var(--sp-2);
  font: var(--font-mono-caption);
  z-index: 100;
  transition: top 150ms ease;
}
.skip-link:focus { top: var(--sp-2); }

/* ---------- Layout ---------- */
.container {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--sp-3);
}
.container--narrow { max-width: 760px; }

section {
  padding-block: var(--section-pad);
  border-bottom: 1px solid var(--mist-line);
}
section:last-of-type { border-bottom: none; }

.eyebrow {
  font: var(--font-mono-caption);
  color: var(--mist);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--sp-2);
  display: block;
}

.section-head { max-width: 760px; margin-bottom: var(--sp-6); }
.section-head p { color: var(--mist); margin-top: var(--sp-2); }

.page-title { font: var(--font-h2); margin-bottom: var(--sp-2); }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 400ms ease, transform 400ms ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ---------- Buttons ---------- */
.btn-primary {
  display: inline-block;
  background: var(--signal);
  color: var(--ink);
  font: 600 16px 'IBM Plex Sans', sans-serif;
  padding: 16px 32px;
  border: none;
  border-radius: 0;
  letter-spacing: 0.01em;
  transition: background 150ms ease, color 150ms ease;
}
.btn-primary:hover,
.btn-primary:focus-visible { background: var(--paper); color: var(--ink); }

.btn-primary--small {
  font: 600 14px 'IBM Plex Sans', sans-serif;
  padding: 12px 24px;
}

.micro-trust {
  font: var(--font-mono-caption);
  color: var(--mist);
  margin-top: var(--sp-2);
}

/* ---------- Top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ink);
  border-bottom: 1px solid var(--mist-line);
  height: var(--topbar-height);
}
.topbar-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
}
.topbar-right { display: flex; align-items: center; gap: var(--sp-4); }
.wordmark {
  font: 600 18px 'IBM Plex Sans', sans-serif;
  color: var(--paper);
}
.topbar-nav__link {
  font: 500 15px 'IBM Plex Sans', sans-serif;
  color: var(--mist);
  transition: color 150ms ease;
}
.topbar-nav__link:hover,
.topbar-nav__link:focus-visible { color: var(--paper); }
.topbar-nav__link[aria-current="page"] { color: var(--signal); }

@media (max-width: 400px) {
  .topbar-right { gap: var(--sp-2); }
  .btn-primary--small { padding: 10px 16px; font-size: 13px; }
}

/* ---------- Panels ---------- */
.panel {
  background: var(--graphite);
  border: 1px solid var(--mist-line);
  border-radius: 0;
  padding: var(--panel-pad);
}

/* ---------- Hero ---------- */
.hero {
  min-height: calc(100vh - var(--topbar-height));
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--mist-line);
}
.hero-inner {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
  padding-block: clamp(24px, 6vh, 64px);
}
.hero-tag {
  display: inline-block;
  border: 1px solid var(--mist-line);
  padding: 6px 14px;
  color: var(--paper);
  font: 500 13px 'IBM Plex Mono', monospace;
  letter-spacing: 0.04em;
  margin-bottom: clamp(12px, 2vh, 24px);
}
.hero h1 { margin-bottom: clamp(12px, 2vh, 24px); }
.hero-sub {
  color: var(--paper-78);
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: clamp(20px, 4vh, 48px);
}
.hero-vitals { margin: 0 auto clamp(20px, 4vh, 48px); max-width: 520px; }
.hero-cta { margin-bottom: clamp(4px, 1vh, 8px); }

/* ---------- Vitals Strip ---------- */
.vitals-strip { width: 100%; height: auto; }
.vitals-strip path {
  fill: none;
  stroke: var(--signal);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.vitals-strip--static { opacity: 0.9; }

/* ---------- Problem section ---------- */
.problem-grid {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--sp-6);
  align-items: start;
}
.problem-grid .label-col h2 { font: var(--font-h2); }
.problem-grid .body-col p + p { margin-top: var(--sp-3); }
.problem-grid .body-col { color: var(--mist); }

@media (max-width: 768px) {
  .problem-grid { grid-template-columns: 1fr; gap: var(--sp-3); }
}

/* ---------- How it works (one annotated example row) ---------- */
.example-panel {
  max-width: 760px;
  margin-inline: auto;
}
.example-row {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: var(--sp-3);
}
.example-row .toggle-marker { width: 24px; height: 24px; margin-top: 4px; }
.example-row .feature-name { font-size: 17px; margin-bottom: var(--sp-1); }
.example-row .feature-desc { font: var(--font-body); color: var(--mist); }

.example-annotations {
  display: flex;
  gap: var(--sp-4);
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--mist-line);
}
.annotation { flex: 1; display: flex; flex-direction: column; gap: var(--sp-1); }
.annotation .leader { width: 24px; height: 1px; background: var(--signal); }
.annotation .annotation-label { font: var(--font-mono-caption); color: var(--paper); }

.example-caption {
  text-align: center;
  color: var(--mist);
  font: var(--font-small);
  margin-top: var(--sp-4);
}

@media (max-width: 640px) {
  .example-annotations { flex-direction: column; gap: var(--sp-3); }
}

/* ---------- Educational module (two cards) ---------- */
.edu-cards {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: var(--sp-4);
}
.edu-card { display: flex; flex-direction: column; }
.edu-card .tag {
  align-self: flex-start;
  font: var(--font-mono-caption);
  color: var(--signal);
  border: 1px solid var(--signal-dim);
  padding: 2px 8px;
  margin-bottom: var(--sp-2);
}
.edu-card h3 { margin-bottom: var(--sp-2); }
.edu-card p { color: var(--mist); flex-grow: 1; }

@media (max-width: 768px) {
  .edu-cards { grid-template-columns: 1fr; }
}

/* ---------- Section dividers with caption ---------- */
.section-divider {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-8);
}
.section-divider::before {
  content: '';
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 1px;
  background: var(--mist-line);
}
.section-divider span {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  font: var(--font-mono-caption);
  letter-spacing: 0.04em;
  padding: var(--sp-1) var(--sp-2);
}

/* ---------- Feature list (2x2 grid of boxed panels) ---------- */
.feature-groups {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}
@media (max-width: 900px) {
  .feature-groups { grid-template-columns: 1fr; }
}

.feature-group {
  background: var(--graphite);
  border: 1px solid var(--mist-line);
  padding: var(--panel-pad);
}
.feature-group h3 { margin-bottom: var(--sp-1); }
.feature-group .group-intro { color: var(--mist); margin-bottom: var(--sp-3); }

.feature-list { display: flex; flex-direction: column; gap: var(--sp-2); }
.feature-row {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: var(--sp-2);
  padding-bottom: var(--sp-2);
  border-bottom: 1px solid var(--mist-line);
}
.feature-row:last-child { border-bottom: none; padding-bottom: 0; }

.toggle-marker {
  width: 20px;
  height: 20px;
  border: 1px solid var(--mist);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
  flex-shrink: 0;
}
.toggle-marker svg { width: 12px; height: 12px; }
.toggle-marker svg polyline {
  fill: none;
  stroke: var(--signal);
  stroke-width: 2;
  stroke-linecap: square;
  stroke-linejoin: miter;
}

.feature-name { font: var(--font-mono-data); color: var(--paper); display: block; margin-bottom: 2px; }
.feature-desc { color: var(--mist); font: var(--font-small); }

/* ---------- Admin cleanup pillar ---------- */
.admin-cleanup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
}
.admin-cleanup-grid .body-col p { color: var(--mist); }
.admin-groups { display: flex; flex-direction: column; gap: var(--sp-3); }
.admin-group h3 { font: var(--font-h3); margin-bottom: var(--sp-1); }
.admin-group p { color: var(--mist); font: var(--font-small); }

@media (max-width: 768px) {
  .admin-cleanup-grid { grid-template-columns: 1fr; gap: var(--sp-3); }
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 760px;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.faq-item {
  border: 1px solid var(--mist-line);
  padding: var(--sp-2) var(--sp-3);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  font: 600 17px 'IBM Plex Sans', sans-serif;
  padding-block: var(--sp-1);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .faq-icon {
  font: var(--font-mono-data);
  color: var(--signal);
  flex-shrink: 0;
  transition: transform 150ms ease;
}
.faq-item[open] summary .faq-icon { transform: rotate(45deg); }
.faq-item .faq-answer {
  color: var(--mist);
  padding-top: var(--sp-2);
  padding-bottom: var(--sp-1);
  max-width: 680px;
}

/* ---------- Final CTA band (also reused on 404) ---------- */
.final-cta {
  position: relative;
  overflow: hidden;
  background: var(--graphite);
  text-align: center;
  border-bottom: none;
}
.final-cta .vitals-bg {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  height: 140px;
  opacity: 0.12;
  pointer-events: none;
}
.final-cta .container { position: relative; max-width: 760px; }
.final-cta h1,
.final-cta h2 { font: var(--font-h2); margin-bottom: var(--sp-4); }
.final-cta p { color: var(--paper-78); margin-bottom: var(--sp-4); }
.final-cta .search-form { justify-content: center; margin-top: var(--sp-6); }

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--mist-line);
  padding-block: var(--sp-3);
}
.footer-inner {
  display: flex;
  align-items: center;
}
.footer-brand {
  font: var(--font-mono-caption);
  color: var(--mist);
}

/* =========================================================
   Blog: index / archive / search listings
   ========================================================= */
.blog-index__subhead { color: var(--mist); max-width: 640px; margin-bottom: var(--sp-6); }

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}
.post-grid--related { margin-top: var(--sp-6); }

.blog-teaser__more {
  display: inline-block;
  margin-top: var(--sp-4);
  font: var(--font-mono-data);
  color: var(--signal);
  border-bottom: 1px solid transparent;
}
.blog-teaser__more:hover,
.blog-teaser__more:focus-visible { border-bottom-color: var(--signal); }
@media (max-width: 900px) {
  .post-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .post-grid { grid-template-columns: 1fr; }
}

.post-card {
  background: var(--graphite);
  border: 1px solid var(--mist-line);
  display: flex;
  flex-direction: column;
}
.post-card__thumb { border-bottom: 1px solid var(--mist-line); overflow: hidden; }
.post-card__thumb img { width: 100%; height: auto; display: block; }
.post-card__body {
  padding: var(--panel-pad);
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  flex-grow: 1;
}
.post-card__type-tag {
  align-self: flex-start;
  font: var(--font-mono-caption);
  color: var(--signal);
  border: 1px solid var(--signal-dim);
  padding: 2px 8px;
  margin-bottom: var(--sp-1);
}
.post-card__title { font: var(--font-h3); }
.post-card__title a:hover,
.post-card__title a:focus-visible { color: var(--signal); }
.post-card__excerpt { color: var(--mist); font: var(--font-small); flex-grow: 1; }
.post-card__date { font: var(--font-mono-caption); color: var(--mist); }
.post-card__link {
  font: var(--font-mono-data);
  color: var(--signal);
  margin-top: var(--sp-1);
  align-self: flex-start;
  border-bottom: 1px solid transparent;
}
.post-card__link:hover,
.post-card__link:focus-visible { border-bottom-color: var(--signal); }

/* ---------- Pagination ---------- */
.pagination,
.comments-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  justify-content: center;
  margin-top: var(--sp-8);
}
.pagination .nav-links,
.comments-pagination .nav-links { display: flex; flex-wrap: wrap; gap: var(--sp-1); }
.page-numbers {
  font: var(--font-mono-data);
  color: var(--mist);
  border: 1px solid var(--mist-line);
  padding: 8px 14px;
  display: inline-block;
}
a.page-numbers:hover,
a.page-numbers:focus-visible { color: var(--paper); border-color: var(--mist); }
.page-numbers.current { color: var(--ink); background: var(--signal); border-color: var(--signal); }

/* ---------- Search form ---------- */
.search-form {
  display: flex;
  gap: var(--sp-1);
  margin-top: var(--sp-3);
  flex-wrap: wrap;
}
.search-form .search-field {
  flex: 1;
  min-width: 200px;
  background: var(--ink);
  border: 1px solid var(--mist-line);
  color: var(--paper);
  padding: 10px 12px;
  font: var(--font-body);
  border-radius: 0;
}
.search-form .search-submit {
  background: var(--signal);
  color: var(--ink);
  border: none;
  padding: 10px 20px;
  font: 600 14px 'IBM Plex Sans', sans-serif;
  cursor: pointer;
}
.search-form .search-submit:hover,
.search-form .search-submit:focus-visible { background: var(--paper); }

/* =========================================================
   Single post / page
   ========================================================= */
.single-post__meta {
  font: var(--font-mono-caption);
  color: var(--mist);
  margin-bottom: var(--sp-2);
}
.post-title {
  font: 600 40px/1.15 'IBM Plex Sans', sans-serif;
  margin-bottom: var(--sp-3);
}
@media (max-width: 768px) {
  .post-title { font-size: 28px; }
}
.single-post__thumb {
  border: 1px solid var(--mist-line);
  margin-bottom: var(--sp-4);
}
.single-post__thumb img { width: 100%; height: auto; display: block; }

.single-post__content { color: var(--paper-78); }
.single-post__content > * + * { margin-top: var(--sp-3); }
.single-post__content h2 { font: var(--font-h2); margin-top: var(--sp-6); }
.single-post__content h3 { font: var(--font-h3); margin-top: var(--sp-4); }
.single-post__content p { color: var(--paper-78); }
.single-post__content ul,
.single-post__content ol { padding-left: 1.25em; }
.single-post__content ul { list-style: disc; }
.single-post__content ol { list-style: decimal; }
.single-post__content li { margin-top: var(--sp-1); }
.single-post__content a { color: var(--signal); text-decoration: underline; text-underline-offset: 2px; }
.single-post__content blockquote {
  border-left: 2px solid var(--signal);
  padding-left: var(--sp-3);
  color: var(--mist);
  font-style: italic;
}
.single-post__content code {
  font: var(--font-mono-caption);
  background: var(--graphite);
  border: 1px solid var(--mist-line);
  padding: 2px 6px;
}
.single-post__content pre {
  font: var(--font-mono-caption);
  background: var(--graphite);
  border: 1px solid var(--mist-line);
  padding: var(--sp-3);
  overflow-x: auto;
}
.single-post__content pre code { border: none; background: none; padding: 0; }
.single-post__content img { border: 1px solid var(--mist-line); }
.single-post__content figcaption { font: var(--font-mono-caption); color: var(--mist); margin-top: var(--sp-1); }

.page-links {
  font: var(--font-mono-caption);
  color: var(--mist);
  margin-top: var(--sp-4);
  display: flex;
  gap: var(--sp-1);
  flex-wrap: wrap;
  align-items: center;
}
.page-links a { color: var(--signal); }

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin-top: var(--sp-4);
}
.post-tags__tag {
  font: var(--font-mono-caption);
  color: var(--mist);
  border: 1px solid var(--mist-line);
  padding: 4px 10px;
}
.post-tags__tag:hover,
.post-tags__tag:focus-visible { color: var(--paper); border-color: var(--mist); }

/* ---------- Comments ---------- */
.comments-area {
  max-width: 760px;
  margin: var(--sp-8) auto 0;
  padding-top: var(--sp-6);
  border-top: 1px solid var(--mist-line);
}
.comments-title { font: var(--font-h3); margin-bottom: var(--sp-4); }
.comments-list { display: flex; flex-direction: column; gap: var(--sp-3); }
.comments-list ul.children {
  list-style: none;
  padding-left: var(--sp-4);
  margin-top: var(--sp-3);
}
.comment-body {
  border: 1px solid var(--mist-line);
  background: var(--graphite);
  padding: var(--sp-3);
}
.comment-meta { font: var(--font-mono-caption); color: var(--mist); margin-bottom: var(--sp-1); }
.comment-author .fn { color: var(--paper); font-style: normal; }
.comment-content p { color: var(--paper-78); }
.comment-content p + p { margin-top: var(--sp-2); }
.comment-reply-link { font: var(--font-mono-caption); color: var(--signal); }
.comments-closed { color: var(--mist); font: var(--font-small); }

.comment-form { margin-top: var(--sp-4); display: flex; flex-direction: column; gap: var(--sp-2); }
.comment-form label { font: var(--font-mono-caption); color: var(--mist); display: block; margin-bottom: 4px; }
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  background: var(--ink);
  border: 1px solid var(--mist-line);
  color: var(--paper);
  padding: 10px 12px;
  font: var(--font-body);
  border-radius: 0;
}
.comment-form textarea { min-height: 120px; resize: vertical; }
.comment-form .comment-form-cookies-consent { display: flex; align-items: center; gap: var(--sp-1); }
.comment-form .comment-form-cookies-consent label { margin-bottom: 0; }
.comment-form .form-submit input[type="submit"] {
  background: var(--signal);
  color: var(--ink);
  font: 600 15px 'IBM Plex Sans', sans-serif;
  padding: 12px 24px;
  border: none;
  cursor: pointer;
}
.comment-form .form-submit input[type="submit"]:hover,
.comment-form .form-submit input[type="submit"]:focus-visible { background: var(--paper); }

/* ---------- Small screens (down to 360px) ---------- */
@media (max-width: 360px) {
  :root { --font-display: 700 28px/1.15 'IBM Plex Sans', sans-serif; }
  .container { padding-inline: var(--sp-2); }
}