/*
Theme Name: ShallRain Diary Line
Theme URI: https://blog.shallrain.com/
Author: Codex
Author URI: https://openai.com/
Description: A clean diary timeline WordPress theme for ShallRain, with quiet typography, thin dividers, search, date rails, and image thumbnails.
Version: 1.0.1
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: shallrain-diary-line
Tags: blog, custom-logo, featured-images, custom-menu, one-column, two-columns
*/

:root {
  --sr-bg: #fbfbf8;
  --sr-ink: #20241f;
  --sr-soft: #535b51;
  --sr-muted: #858d82;
  --sr-line: #e4e7df;
  --sr-line-dark: #cad0c5;
  --sr-paper: #ffffff;
  --sr-wash: #f1f5ef;
  --sr-green: #21695c;
  --sr-green-soft: #dcece6;
  --sr-rose: #a95853;
  --sr-max: 1080px;
  --sr-radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--sr-bg);
  color: var(--sr-ink);
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0;
}

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

a:hover {
  color: var(--sr-green);
}

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

button,
input,
textarea {
  font: inherit;
}

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

.screen-reader-text:focus {
  z-index: 100000;
  top: 20px;
  left: 20px;
  width: auto;
  height: auto;
  padding: 10px 14px;
  clip: auto;
  border-radius: 999px;
  background: var(--sr-paper);
}

.sr-site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--sr-line);
  background: rgba(251, 251, 248, 0.94);
  backdrop-filter: blur(14px);
}

body.admin-bar .sr-site-header {
  top: 32px;
}

.sr-nav {
  width: min(var(--sr-max), calc(100% - 36px));
  min-height: 68px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.sr-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  min-width: 0;
}

.sr-brand__mark {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 50%;
  background: var(--sr-paper);
  box-shadow: 0 0 0 1px var(--sr-line);
}

.sr-brand__mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sr-fallback-logo {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: var(--sr-green-soft);
  color: var(--sr-green);
  font-weight: 900;
}

.sr-brand strong {
  display: block;
  color: var(--sr-ink);
  font-size: 18px;
  line-height: 1.1;
}

.sr-brand span span {
  display: block;
  color: var(--sr-muted);
  font-size: 12px;
  line-height: 1.2;
  white-space: nowrap;
}

.sr-menu,
.sr-menu ul {
  display: flex;
  align-items: center;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sr-menu a {
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid transparent;
  color: var(--sr-soft);
  font-size: 14px;
  line-height: 1.4;
  white-space: nowrap;
}

.sr-menu a:hover,
.sr-menu .current-menu-item > a,
.sr-menu .current_page_item > a {
  border-bottom-color: var(--sr-green);
  color: var(--sr-green);
}

.sr-wrap {
  width: min(var(--sr-max), calc(100% - 36px));
  margin: 0 auto;
}

.sr-intro {
  padding: 56px 0 38px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: 56px;
  align-items: end;
  border-bottom: 1px solid var(--sr-line);
}

.sr-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--sr-green);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sr-eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
}

.sr-intro h1 {
  max-width: 720px;
  margin: 0;
  color: var(--sr-ink);
  font-size: clamp(40px, 8vw, 86px);
  line-height: 0.98;
  letter-spacing: 0;
}

body.search .sr-intro h1 {
  font-size: clamp(38px, 5.8vw, 64px);
  line-height: 1.05;
}

.sr-intro p {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--sr-soft);
  font-size: 18px;
}

.sr-now {
  border-left: 1px solid var(--sr-line-dark);
  padding-left: 24px;
  color: var(--sr-soft);
}

.sr-now h2 {
  margin: 0 0 12px;
  color: var(--sr-ink);
  font-size: 14px;
  line-height: 1.35;
}

.sr-now p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
}

.sr-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.sr-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--sr-line);
  border-radius: 999px;
  background: var(--sr-paper);
  color: var(--sr-soft);
  font-size: 12px;
  white-space: nowrap;
}

.sr-tools {
  padding: 24px 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  border-bottom: 1px solid var(--sr-line);
}

.sr-search {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.sr-search input[type="search"] {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--sr-line);
  border-radius: var(--sr-radius);
  background: var(--sr-paper);
  color: var(--sr-ink);
  padding: 0 14px;
  outline: none;
}

.sr-search input[type="search"]:focus {
  border-color: var(--sr-green);
  box-shadow: 0 0 0 4px rgba(33, 105, 92, 0.1);
}

.sr-search button,
.sr-filter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid var(--sr-line);
  border-radius: var(--sr-radius);
  background: var(--sr-paper);
  color: var(--sr-soft);
  padding: 0 13px;
  line-height: 1;
  cursor: pointer;
}

.sr-search button:hover,
.sr-filter:hover,
.sr-filter.is-active {
  border-color: var(--sr-green);
  background: var(--sr-green-soft);
  color: var(--sr-green);
}

.sr-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.sr-main {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 46px;
  padding: 44px 0 80px;
}

.sr-rail {
  position: sticky;
  top: 96px;
  align-self: start;
  color: var(--sr-muted);
  font-size: 13px;
}

body.admin-bar .sr-rail {
  top: 128px;
}

.sr-rail strong {
  display: block;
  margin-bottom: 10px;
  color: var(--sr-ink);
  font-size: 42px;
  line-height: 1;
}

.sr-rail a {
  display: inline-flex;
  margin-top: 22px;
  color: var(--sr-green);
  font-weight: 800;
}

.sr-timeline {
  display: grid;
  gap: 0;
}

.sr-entry {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) 128px;
  gap: 28px;
  padding: 26px 0;
  border-bottom: 1px solid var(--sr-line);
  transition: background 160ms ease;
}

.sr-entry:first-child {
  padding-top: 0;
}

.sr-entry:hover {
  background: rgba(220, 236, 230, 0.28);
}

.sr-entry__date {
  color: var(--sr-muted);
  font-size: 13px;
  line-height: 1.4;
}

.sr-entry__date strong {
  display: block;
  margin-bottom: 8px;
  color: var(--sr-green);
  font-size: 28px;
  line-height: 1;
}

.sr-entry__date span {
  display: block;
}

.sr-entry h2 {
  margin: 0;
  color: var(--sr-ink);
  font-size: clamp(22px, 3vw, 31px);
  line-height: 1.32;
  letter-spacing: 0;
  text-wrap: balance;
}

.sr-entry p {
  margin: 12px 0 0;
  color: var(--sr-soft);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sr-entry__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.sr-entry__tags a,
.sr-entry__tags span {
  color: var(--sr-muted);
  font-size: 12px;
}

.sr-entry__tags a::before,
.sr-entry__tags span::before {
  content: "#";
  color: var(--sr-rose);
  margin-right: 2px;
}

.sr-thumb {
  width: 128px;
  height: 128px;
  overflow: hidden;
  border-radius: var(--sr-radius);
  background: var(--sr-wash);
  box-shadow: 0 0 0 1px var(--sr-line);
}

.sr-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sr-placeholder {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  color: var(--sr-green);
  font-size: 34px;
  font-weight: 900;
}

.sr-pagination {
  margin: 30px 0 0;
}

.sr-pagination .nav-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.sr-pagination a,
.sr-pagination span {
  display: grid;
  place-items: center;
  min-width: 40px;
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid var(--sr-line);
  border-radius: var(--sr-radius);
  background: var(--sr-paper);
  color: var(--sr-soft);
}

.sr-pagination .current {
  border-color: var(--sr-green);
  background: var(--sr-green-soft);
  color: var(--sr-green);
}

.sr-empty {
  padding: 40px 0;
  color: var(--sr-muted);
}

.sr-article-layout {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 46px;
  padding: 56px 0 80px;
}

.sr-article-side {
  position: sticky;
  top: 96px;
  align-self: start;
  color: var(--sr-muted);
  font-size: 13px;
}

body.admin-bar .sr-article-side {
  top: 128px;
}

.sr-article-side strong {
  display: block;
  color: var(--sr-ink);
  font-size: 42px;
  line-height: 1;
  margin-bottom: 10px;
}

.sr-article-side a {
  color: var(--sr-green);
  font-weight: 800;
}

.sr-article {
  max-width: 780px;
}

.sr-article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
}

.sr-article h1 {
  margin: 0 0 26px;
  color: var(--sr-ink);
  font-size: clamp(38px, 7vw, 78px);
  line-height: 1.04;
  letter-spacing: 0;
}

.sr-article__cover {
  margin: 0 0 30px;
  overflow: hidden;
  border-radius: var(--sr-radius);
  background: var(--sr-wash);
}

.sr-article__cover img {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
}

.sr-content {
  color: var(--sr-soft);
  font-size: 18px;
}

.sr-content > *:first-child {
  margin-top: 0;
}

.sr-content a {
  color: var(--sr-green);
  font-weight: 800;
}

.sr-content img {
  border-radius: var(--sr-radius);
}

.sr-content blockquote {
  margin: 28px 0;
  padding: 18px 22px;
  border-left: 3px solid var(--sr-green);
  background: var(--sr-paper);
  color: var(--sr-ink);
}

.sr-footer {
  border-top: 1px solid var(--sr-line);
  background: var(--sr-paper);
}

.sr-footer__inner {
  width: min(var(--sr-max), calc(100% - 36px));
  min-height: 108px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: var(--sr-muted);
  font-size: 13px;
}

.sr-footer strong {
  color: var(--sr-ink);
}

.comments-area {
  margin-top: 42px;
  padding-top: 30px;
  border-top: 1px solid var(--sr-line);
}

.comment-list {
  padding-left: 22px;
}

.comment-form-comment textarea,
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"] {
  width: 100%;
  border: 1px solid var(--sr-line);
  border-radius: var(--sr-radius);
  background: var(--sr-paper);
  padding: 12px 14px;
}

.form-submit .submit {
  min-height: 44px;
  border: 1px solid var(--sr-green);
  border-radius: var(--sr-radius);
  background: var(--sr-green-soft);
  color: var(--sr-green);
  padding: 0 16px;
  cursor: pointer;
  font-weight: 800;
}

@media (max-width: 860px) {
  .sr-intro,
  .sr-main,
  .sr-article-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .sr-now {
    border-left: 0;
    border-top: 1px solid var(--sr-line);
    padding: 20px 0 0;
  }

  .sr-rail,
  .sr-article-side {
    position: static;
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
    border-bottom: 1px solid var(--sr-line);
    padding-bottom: 24px;
  }

  .sr-rail a {
    margin-top: 0;
  }
}

@media (max-width: 680px) {
  body.admin-bar .sr-site-header {
    top: 46px;
  }

  .sr-nav,
  .sr-wrap,
  .sr-footer__inner {
    width: min(var(--sr-max), calc(100% - 28px));
  }

  .sr-nav {
    min-height: 64px;
  }

  .sr-brand span span {
    display: none;
  }

  .sr-menu {
    gap: 12px;
    overflow-x: auto;
    max-width: 52vw;
  }

  .sr-menu a {
    font-size: 13px;
  }

  .sr-intro {
    padding: 42px 0 28px;
  }

  .sr-intro h1 {
    font-size: clamp(42px, 15vw, 62px);
  }

  .sr-intro p {
    font-size: 16px;
  }

  .sr-tools {
    grid-template-columns: 1fr;
  }

  .sr-search {
    grid-template-columns: 1fr;
  }

  .sr-filters {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 2px;
  }

  .sr-filter {
    white-space: nowrap;
  }

  .sr-main {
    padding: 34px 0 64px;
  }

  .sr-entry {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 16px;
  }

  .sr-thumb {
    grid-column: 2;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    margin-top: 4px;
  }

  .sr-entry__date strong {
    font-size: 22px;
  }

  .sr-entry h2 {
    font-size: 22px;
  }

  .sr-article h1 {
    font-size: clamp(38px, 13vw, 58px);
  }

  .sr-content {
    font-size: 16px;
  }

  .sr-footer__inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 26px 0;
  }
}