/*
Theme Name: Tender
Theme URI: https://tender.example.com
Author: Tender
Author URI: https://tender.example.com
Description: A clean, modern blog theme for Tender — crypto payments for forward-thinking merchants. Features a featured-posts hero, a filterable post grid with AJAX "Load more", reading-time meta and a polished single-post layout.
Version: 1.1.2
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: tender
Tags: blog, two-columns, custom-logo, custom-menu, featured-images, translation-ready, full-width-template
*/

/* ==========================================================================
   Design tokens
   ========================================================================== */
:root {
  --color-bg:           #ffffff;
  --color-ink:          #111111; /* headings, dark buttons */
  --color-text:         #2f3437; /* body copy */
  --color-muted:        #6b7280; /* dates, secondary */
  --color-line:         #ececec; /* borders / dividers */
  --color-card-border:  #ededed;
  --color-accent:       #b4ff4d; /* lime brand */
  --color-placeholder:  #aae06b; /* image placeholder green */
  --color-brand-green:  #0b3d2e; /* logo square */
  --color-pill-bg:      #f4f4f5;
  --color-pill-text:    #3f4448;
  --color-footer-bg:    #f8f9fa;
  --color-btn-dark:     #111111;
  --color-btn-dark-hov: #2a2a2a;

  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --maxw:        1240px;
  --maxw-narrow: 680px;
  --article-w:    816px; /* article intro + body column */
  --article-wide: 960px; /* full-width divider inside the article */

  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --shadow-sm: 0 1px 2px rgba(17, 17, 17, 0.04);
  --shadow-md: 0 6px 24px rgba(17, 17, 17, 0.08);

  --gap: 24px;
}

/* ==========================================================================
   Reset / base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: none; }

h1, h2, h3, h4 {
  color: var(--color-ink);
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

p { margin: 0 0 1.25em; }

ul, ol { margin: 0 0 1.25em; padding-left: 1.4em; }

button { font-family: inherit; }

.screen-reader-text {
  position: absolute !important;
  clip: rect(1px, 1px, 1px, 1px);
  width: 1px; height: 1px;
  overflow: hidden;
  word-wrap: normal !important;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  z-index: 1000;
}
.skip-link:focus { left: 16px; top: 16px; }

:focus-visible {
  outline: 3px solid var(--color-brand-green);
  outline-offset: 2px;
}

/* ==========================================================================
   Layout
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 24px;
}

.section { padding-block: 56px; }
.section--tight { padding-block: 32px; }

.divider {
  height: 1px;
  background: var(--color-line);
  border: 0;
  margin: 0;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  padding: 11px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease, transform .05s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn--dark {
  background: var(--color-btn-dark);
  color: #fff;
}
.btn--dark:hover { background: var(--color-btn-dark-hov); }

.btn--ghost {
  background: #fff;
  color: var(--color-ink);
  border-color: var(--color-line);
}
.btn--ghost:hover { border-color: #cfcfcf; background: #fafafa; }

/* ==========================================================================
   Site header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
}

.site-branding { display: flex; align-items: center; }
.site-logo { display: inline-flex; align-items: center; gap: 10px; }
.site-logo img { height: 32px; width: auto; }
.custom-logo-link img { height: 32px; width: auto; }

.site-logo__mark {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--color-brand-green);
  display: inline-flex; align-items: center; justify-content: center;
  flex: none;
}
.site-logo__mark img { width: 16px; height: 18px; }
.site-logo__name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: -0.02em;
}

.site-header__actions { display: flex; align-items: center; gap: 10px; }

/* ==========================================================================
   Hero (blog landing)
   ========================================================================== */
.hero { padding-top: 64px; padding-bottom: 40px; }
.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: start;
}
.hero__title {
  font-size: clamp(40px, 5vw, 60px);
  line-height: 1.02;
  max-width: 12ch;
}
.hero__lead {
  color: var(--color-text);
  font-size: 17px;
  line-height: 1.6;
  text-align: right;
  margin: 6px 0 0;
  align-self: end;
}

.page-head { padding-top: 56px; padding-bottom: 16px; }
.page-head__title { font-size: clamp(32px, 4vw, 44px); }
.page-head__desc { color: var(--color-muted); margin-top: 12px; max-width: 60ch; }

/* ==========================================================================
   Section header (with filter)
   ========================================================================== */
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}
.section-head__title { font-size: clamp(26px, 3vw, 34px); }

.filter {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.filter select {
  appearance: none;
  -webkit-appearance: none;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink);
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 10px 38px 10px 14px;
  cursor: pointer;
}
.filter::after {
  content: "";
  position: absolute;
  right: 14px;
  top: 50%;
  width: 9px; height: 9px;
  margin-top: -3px;
  border-right: 2px solid var(--color-muted);
  border-bottom: 2px solid var(--color-muted);
  transform: rotate(45deg);
  pointer-events: none;
}

/* ==========================================================================
   Card grids
   ========================================================================== */
.grid { display: grid; gap: var(--gap); }
.grid--featured { grid-template-columns: repeat(2, 1fr); margin-bottom: 8px; }
.grid--posts    { grid-template-columns: repeat(3, 1fr); }

/* Card */
.card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 12px;
  transition: box-shadow .18s ease, transform .18s ease, border-color .18s ease;
  height: 100%;
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: #e3e3e3;
}

.card__media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-placeholder);
}
.card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.card--featured .card__media { aspect-ratio: 16 / 11; }

.card__body { padding: 14px 6px 8px; }
.card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.card__date { color: var(--color-muted); font-size: 13px; white-space: nowrap; }

.card__title {
  font-size: 16px;
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.card--featured .card__title { font-size: 17px; }
.card__title a { color: var(--color-ink); }
.card__title a:hover { color: #000; }

.card__excerpt {
  color: var(--color-text);
  font-size: 15px;
  line-height: 1.5;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Pill / tag */
.pill {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-pill-text);
  background: var(--color-pill-bg);
  border: 1px solid #ececec;
  border-radius: 999px;
  padding: 5px 12px;
  line-height: 1;
  white-space: nowrap;
}

/* Load more */
.load-more-wrap { text-align: center; padding-top: 40px; }
.load-more.is-loading { opacity: .65; pointer-events: none; }
.load-more__done { color: var(--color-muted); font-size: 14px; }

/* ==========================================================================
   Single post
   ========================================================================== */
.dot { width: 3px; height: 3px; border-radius: 50%; background: #b9bdc0; display: inline-block; flex: none; }

/* Article header (V2) — centered column, left-aligned content */
.article-head { max-width: var(--article-w); margin: 0 auto; padding-top: 40px; }

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}
.article-meta__pill {
  display: inline-flex;
  align-items: center;
  gap: 44px;
  background: var(--color-pill-bg);
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 14px;
}
.article-meta__cat { color: var(--color-ink); font-weight: 500; white-space: nowrap; }
.article-meta__info {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: #4b5157;
  white-space: nowrap;
}

.article-share {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink);
  cursor: pointer;
  transition: border-color .15s ease, background-color .15s ease;
}
.article-share:hover { border-color: #cfcfcf; background: #fafafa; }

.article-title {
  font-size: clamp(32px, 4.6vw, 54px);
  line-height: 1.08;
  margin-bottom: 22px;
}
.article-lead {
  color: var(--color-text);
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.55;
  margin: 0;
}

.article-media {
  max-width: var(--article-w);
  margin: 36px auto 0;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-placeholder);
}
.article-media img { width: 100%; height: 100%; object-fit: cover; }

.article-divider {
  max-width: var(--article-wide);
  margin: 44px auto;
  height: 1px;
  background: var(--color-line);
  border: 0;
}

.entry-content {
  max-width: var(--article-w);
  margin: 0 auto;
  font-size: 19px;
  line-height: 1.7;
  color: var(--color-text);
}
.entry-content > * { margin-bottom: 1.4em; }
.entry-content h2 { font-size: 24px; margin-top: 1.6em; }
.entry-content h3 { font-size: 20px; margin-top: 1.4em; }
.entry-content img,
.entry-content figure { border-radius: var(--radius-lg); overflow: hidden; }
.entry-content figure { margin-inline: 0; }
.entry-content figcaption { color: var(--color-muted); font-size: 14px; text-align: center; margin-top: 8px; }
.entry-content a { color: var(--color-brand-green); text-decoration: underline; text-underline-offset: 2px; }
.entry-content blockquote {
  margin: 1.5em 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--color-accent);
  font-size: 19px;
  color: var(--color-ink);
}
.entry-content pre {
  background: #0f1715;
  color: #e8ffe0;
  padding: 18px;
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: 14px;
}
.entry-content code { font-size: .9em; }
.entry-content ul, .entry-content ol { padding-left: 1.3em; }
.entry-content li { margin-bottom: 1em; padding-left: .25em; }
.entry-content li::marker { color: var(--color-ink); }

/* WP alignments / captions */
.alignleft  { float: left;  margin: 0 1.5em 1em 0; }
.alignright { float: right; margin: 0 0 1em 1.5em; }
.aligncenter { margin-inline: auto; }
.wp-caption-text { color: var(--color-muted); font-size: 14px; }
.sticky, .gallery-caption, .bypostauthor { display: block; }

.post-tags { max-width: var(--article-w); margin: 32px auto 0; display: flex; flex-wrap: wrap; gap: 8px; }

/* Pagination (archive) */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding-top: 40px;
  flex-wrap: wrap;
}
.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink);
}
.pagination .page-numbers.current { background: var(--color-ink); color: #fff; border-color: var(--color-ink); }
.pagination .page-numbers:hover:not(.current) { background: #fafafa; }

/* Comments */
.comments-area { max-width: var(--article-w); margin: 48px auto 0; }
.comments-area .comment-list { list-style: none; padding: 0; }
.comments-area .comment-body { padding: 16px 0; border-bottom: 1px solid var(--color-line); }
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 15px;
  margin-bottom: 12px;
}

/* ==========================================================================
   Empty / 404
   ========================================================================== */
.notice-block { text-align: center; padding: 80px 0; }
.notice-block h1 { font-size: clamp(40px, 8vw, 88px); margin-bottom: 12px; }
.notice-block p { color: var(--color-muted); max-width: 48ch; margin-inline: auto; }
.notice-block .btn { margin-top: 24px; }

.search-form { display: flex; gap: 8px; max-width: 420px; margin: 24px auto 0; }
.search-form input[type="search"] {
  flex: 1;
  padding: 11px 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 15px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--color-footer-bg);
  margin-top: 64px;
  border-top: 1px solid var(--color-line);
}
.site-footer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 28px;
}
.footer-nav,
.footer-menu { display: flex; flex-wrap: wrap; gap: 28px; list-style: none; margin: 0; padding: 0; }
.footer-nav a,
.footer-menu a { color: var(--color-text); font-size: 14px; }
.footer-nav a:hover,
.footer-menu a:hover { color: var(--color-ink); }

.footer-social { display: flex; gap: 14px; }
.footer-social a {
  width: 22px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--color-ink);
}
.footer-social svg { width: 18px; height: 18px; }

.site-footer__main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding-block: 28px;
  border-top: 1px solid var(--color-line);
}
.site-footer__main .site-logo__name { font-size: 18px; }
.footer-disclaimer { color: var(--color-muted); font-size: 13px; line-height: 1.6; margin: 16px 0 0; max-width: 46ch; }
.footer-disclaimer--right { text-align: right; justify-self: end; align-self: end; }
.site-footer__bottom { padding-bottom: 28px; }
.footer-copyright { color: var(--color-muted); font-size: 13px; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .grid--posts { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  .hero__grid { grid-template-columns: 1fr; gap: 20px; }
  .hero__title { max-width: none; }
  .hero__lead { text-align: left; }
  .site-footer__main { grid-template-columns: 1fr; }
  .footer-disclaimer--right { text-align: left; justify-self: start; }
}

@media (max-width: 640px) {
  .container { padding-inline: 18px; }
  .grid--featured { grid-template-columns: 1fr; }
  .grid--posts { grid-template-columns: 1fr; }
  .section { padding-block: 40px; }
  .hero { padding-top: 40px; }
  .site-header__actions .btn--ghost { display: none; }
  .section-head { flex-wrap: wrap; }
  .footer-nav { gap: 18px; }
  .site-footer__top { flex-direction: column; align-items: flex-start; }
  .article-meta { flex-wrap: wrap; gap: 12px; }
  .article-meta__pill { gap: 16px; flex-wrap: wrap; row-gap: 4px; }
  .entry-content { font-size: 17px; }
}

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