/*
Theme Name: Shufeng Studio SEO Growth
Theme URI: https://shufengknifeart.com
Author: Shufeng Chinese Oil Painting Studio
Description: SEO-focused WordPress theme for Shufeng Chinese Oil Painting Studio with premium Sichuan landscape art layout, gallery, blog growth structure, schema, conversion sections, and responsive design.
Version: 1.1.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
Text Domain: shufeng-studio-wp
*/

:root {
  --sf-bg: #faf6f0;
  --sf-bg-soft: #f3eadb;
  --sf-ink: #2d2419;
  --sf-muted: #6b5d4d;
  --sf-gold: #8b6f3c;
  --sf-gold-dark: #5a4524;
  --sf-border: rgba(139, 111, 60, 0.16);
  --sf-shadow: 0 20px 60px rgba(45, 36, 25, 0.1);
  --sf-container: 1180px;
  --sf-padding: clamp(22px, 5vw, 64px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--sf-bg);
  color: var(--sf-ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
img { max-width: 100%; height: auto; }

.sf-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 246, 240, .94);
  border-bottom: 1px solid var(--sf-border);
  backdrop-filter: blur(12px);
}
.sf-header-inner {
  max-width: var(--sf-container);
  margin: 0 auto;
  padding: 12px var(--sf-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.sf-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 0;
}
.sf-brand img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(139, 111, 60, .35);
}
.sf-brand strong {
  display: block;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 400;
  line-height: 1.1;
  white-space: nowrap;
}
.sf-brand small {
  display: block;
  margin-top: 3px;
  color: var(--sf-muted);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.sf-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.sf-nav a {
  padding: 9px 14px;
  border-radius: 999px;
  color: var(--sf-ink);
  text-decoration: none;
  font-size: 14px;
}
.sf-nav a:hover { background: rgba(139, 111, 60, .1); }
.sf-nav .sf-nav-cta {
  background: var(--sf-gold);
  color: #fff;
}

.sf-hero {
  position: relative;
  min-height: clamp(640px, 88vh, 860px);
  overflow: hidden;
  background: #231d16;
}
.sf-hero img.sf-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
}
.sf-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(250,246,240,.96), rgba(250,246,240,.86) 34%, rgba(250,246,240,.25) 62%, rgba(250,246,240,.04)),
              linear-gradient(180deg, rgba(250,246,240,.55), rgba(45,36,25,.16));
}
.sf-hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
  padding: clamp(96px, 16vh, 150px) var(--sf-padding) 80px;
}
.sf-page-hero {
  padding: clamp(86px, 12vw, 132px) var(--sf-padding) clamp(56px, 8vw, 88px);
  background: linear-gradient(135deg, #fffaf1 0%, #f2e7d8 100%);
  border-bottom: 1px solid var(--sf-border);
}
.sf-page-hero .sf-container {
  max-width: 930px;
}
.sf-page-hero h1 {
  max-width: 820px;
}
.sf-page-hero p {
  max-width: 720px;
  color: var(--sf-muted);
  font-size: 18px;
}
.sf-kicker {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 12px;
  border-radius: 4px;
  background: rgba(139,111,60,.12);
  color: var(--sf-gold-dark);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
h1, h2, h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  line-height: 1.12;
}
h1 {
  margin: 0 0 18px;
  color: var(--sf-gold-dark);
  font-size: clamp(42px, 5vw, 74px);
}
.sf-hero-sub {
  margin: 0 0 18px;
  color: var(--sf-muted);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(20px, 2vw, 27px);
  font-style: italic;
}
.sf-hero-text {
  max-width: 520px;
  margin: 0 0 30px;
  color: var(--sf-muted);
  font-size: 16px;
}
.sf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.sf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 26px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
}
.sf-btn-primary {
  background: var(--sf-gold);
  color: #fff;
}
.sf-btn-ghost {
  border: 1.5px solid rgba(139,111,60,.34);
  background: rgba(255,255,255,.58);
  color: var(--sf-gold-dark);
}

.sf-section {
  padding: clamp(64px, 8vw, 96px) var(--sf-padding);
}
.sf-container {
  max-width: var(--sf-container);
  margin: 0 auto;
}
.sf-section-head {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}
.sf-label {
  color: var(--sf-gold);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.sf-section h2 {
  margin: 12px 0 14px;
  font-size: clamp(32px, 4vw, 48px);
}
.sf-section-head p {
  margin: 0;
  color: var(--sf-muted);
}
.sf-grid {
  display: grid;
  gap: 24px;
}
.sf-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.sf-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.sf-grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.sf-card {
  overflow: hidden;
  border: 1px solid var(--sf-border);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(45,36,25,.07);
}
.sf-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}
.sf-card-body { padding: 22px; }
.sf-card h3 { margin: 0 0 8px; font-size: 22px; }
.sf-card p { margin: 0; color: var(--sf-muted); font-size: 14px; }
.sf-text-link {
  display: inline-block;
  margin-top: 14px;
  color: var(--sf-gold-dark);
  font-weight: 700;
  text-decoration: none;
}
.sf-text-link:hover { color: #8e3a32; }
.sf-section-cta {
  margin-top: 36px;
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.sf-seo-content {
  background: #fffaf1;
}
.sf-seo-text {
  max-width: 920px;
  margin: 0 auto;
  columns: 2 360px;
  column-gap: clamp(34px, 6vw, 70px);
}
.sf-seo-text p {
  margin: 0 0 18px;
  color: #51483d;
  font-size: 16px;
  line-height: 1.82;
  break-inside: avoid;
}

.sf-content {
  max-width: 880px;
}
.sf-content h1 {
  color: var(--sf-gold-dark);
}
.sf-entry-content {
  color: #443a30;
  font-size: 17px;
  line-height: 1.82;
}
.sf-entry-content h2,
.sf-entry-content h3 {
  margin-top: 34px;
}
.sf-entry-content img {
  border-radius: 12px;
}
.sf-post-meta {
  color: var(--sf-muted);
  margin-bottom: 24px;
}
.sf-post-image {
  width: 100%;
  border-radius: 14px;
  margin: 10px 0 28px;
}
.sf-post-cta {
  margin-top: 34px;
}
.sf-filter-grid a {
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: center;
  padding: 14px;
  border: 1px solid var(--sf-border);
  border-radius: 12px;
  background: #fff;
  color: var(--sf-gold-dark);
  text-align: center;
  text-decoration: none;
  font-weight: 700;
  box-shadow: 0 8px 22px rgba(45, 36, 25, .06);
}
.sf-faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}
.sf-faq-list details {
  border: 1px solid var(--sf-border);
  border-radius: 12px;
  background: #fff;
  padding: 18px 22px;
}
.sf-faq-list summary {
  cursor: pointer;
  color: var(--sf-ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
}
.sf-faq-list p {
  margin: 12px 0 0;
  color: var(--sf-muted);
}
.sf-cta-soft {
  background: #fffaf1;
}
.sf-cta-panel {
  display: grid;
  grid-template-columns: 1.4fr .8fr;
  gap: 26px;
  align-items: center;
  padding: clamp(26px, 4vw, 42px);
  border: 1px solid var(--sf-border);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(45, 36, 25, .08);
}
.sf-cta-panel h2 {
  margin: 8px 0 10px;
}
.sf-cta-panel p {
  margin: 0;
  color: var(--sf-muted);
}

.sf-band { background: linear-gradient(180deg, #f8f2ea, #f0e8dc); }
.sf-about {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(36px, 6vw, 72px);
  align-items: center;
}
.sf-about-img {
  border-radius: 16px;
  box-shadow: var(--sf-shadow);
  aspect-ratio: 4 / 5;
  object-fit: cover;
}
.sf-trust .sf-card { padding: 26px; text-align: center; }
.sf-trust h3 { color: var(--sf-gold-dark); }

.sf-commission {
  background: linear-gradient(90deg, rgba(23,18,13,.9), rgba(23,18,13,.7) 46%, rgba(23,18,13,.18)),
              url("https://shufengknifeart.com/wp-content/uploads/2026/06/ff7134faa0be27018a3cf057a665145d.png") center right / cover no-repeat;
  color: #f8efe2 !important;
}
.sf-commission .sf-container { max-width: 1180px; }
.sf-commission-box {
  max-width: 640px;
  padding: clamp(28px, 4vw, 42px);
  border: 1px solid rgba(246, 239, 230, .18);
  border-radius: 14px;
  background: rgba(23, 18, 13, .72);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .28);
  backdrop-filter: blur(3px);
}
.sf-commission .sf-label {
  color: #d7b76d !important;
  text-shadow: 0 1px 8px rgba(0, 0, 0, .28);
}
.sf-commission h2 {
  color: #fff8ec !important;
  text-shadow: 0 2px 16px rgba(0, 0, 0, .32);
}
.sf-commission p {
  color: rgba(255, 248, 236, .9) !important;
  text-shadow: 0 1px 10px rgba(0, 0, 0, .24);
}
.sf-commission .sf-btn-primary {
  background: #b9924a;
  color: #17120d;
}
.sf-commission .sf-btn-ghost {
  color: #fff8ec !important;
  border-color: rgba(255, 248, 236, .62);
  background: rgba(255, 248, 236, .08);
}
.sf-commission .sf-btn-ghost:hover {
  background: rgba(255, 248, 236, .16);
}

.sf-footer {
  background: #f6efe6 !important;
  color: #241b14 !important;
  padding: 54px var(--sf-padding) 26px;
  border-top: 1px solid rgba(139, 111, 60, .22);
}
.sf-footer-grid {
  max-width: var(--sf-container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: clamp(28px, 5vw, 56px);
}
.sf-footer a {
  color: #6f5526 !important;
  text-decoration: none;
}
.sf-footer a:hover {
  color: #8e3a32 !important;
}
.sf-footer h3 {
  color: #241b14 !important;
  margin: 0 0 14px;
  font-size: 18px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.sf-footer p {
  margin: 0 0 10px;
  color: #51483d !important;
  font-size: 15px;
  line-height: 1.7;
}
.sf-copy {
  max-width: var(--sf-container);
  margin: 30px auto 0;
  padding-top: 18px;
  border-top: 1px solid rgba(139, 111, 60, .22);
  font-size: 13px;
  color: #6b5d4d !important;
  text-align: left;
}

@media (max-width: 900px) {
  .sf-nav {
    display: none;
  }
  .sf-brand strong {
    max-width: calc(100vw - 130px);
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .sf-brand small {
    display: none;
  }
  .sf-hero {
    min-height: auto;
  }
  .sf-hero-content {
    padding-top: 98px;
  }
  .sf-grid-3,
  .sf-grid-4,
  .sf-grid-5,
  .sf-about,
  .sf-footer-grid,
  .sf-cta-panel {
    grid-template-columns: 1fr;
  }
  .sf-footer {
    padding-top: 42px;
  }
  .sf-footer h3 {
    font-size: 20px;
  }
  .sf-commission {
    background: linear-gradient(180deg, rgba(23,18,13,.86), rgba(23,18,13,.66)),
                url("https://shufengknifeart.com/wp-content/uploads/2026/06/ff7134faa0be27018a3cf057a665145d.png") center / cover no-repeat;
  }
  .sf-commission-box {
    max-width: none;
  }
}

@media (max-width: 560px) {
  .sf-header-inner {
    padding-left: 16px;
    padding-right: 16px;
  }
  .sf-brand img {
    width: 42px;
    height: 42px;
  }
  .sf-hero-content {
    padding-left: 18px;
    padding-right: 18px;
  }
  .sf-actions {
    display: grid;
  }
  .sf-btn {
    width: 100%;
  }
}