/*
Theme Name: Guangzhou ZIO Chemical Co., Ltd. Site Factory Theme
Theme URI: https://example.com/site-factory-starter
Author: WordPress Site Factory
Description: AI-assisted WordPress starter theme for Guangzhou ZIO Chemical Co., Ltd..
Version: 1.0.0
License: GPL-2.0-or-later
Text Domain: site-factory-starter
*/

:root {
  --sf-primary: #e67e22;
  --sf-accent: #1a1a2e;
  --sf-ink: #172033;
  --sf-muted: #5c6b7a;
  --sf-bg: #ffffff;
  --sf-soft: #f4f7fb;
  --sf-border: #d9e2ec;
  --sf-radius: 8px;
  --sf-font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--sf-bg);
  color: var(--sf-ink);
  font-family: var(--sf-font);
  line-height: 1.65;
}

a {
  color: var(--sf-primary);
}

.sf-container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.sf-header {
  border-bottom: 1px solid var(--sf-border);
  background: #ffffff;
}

.sf-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.sf-brand {
  color: var(--sf-ink);
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
}

.sf-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.sf-nav a {
  color: var(--sf-muted);
  font-size: 0.95rem;
  text-decoration: none;
}

.sf-nav a:hover {
  color: var(--sf-primary);
}

.sf-hero {
  padding: 72px 0;
  background: linear-gradient(180deg, var(--sf-soft), #ffffff);
}

.sf-hero h1 {
  max-width: 760px;
  margin: 0 0 18px;
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.08;
}

.sf-hero p {
  max-width: 680px;
  color: var(--sf-muted);
  font-size: 1.12rem;
}

.sf-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--sf-radius);
  background: var(--sf-primary);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.sf-section {
  padding: 56px 0;
}

.sf-section--soft {
  background: var(--sf-soft);
}

.sf-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.sf-card {
  border: 1px solid var(--sf-border);
  border-radius: var(--sf-radius);
  padding: 22px;
  background: #ffffff;
}

.sf-card h3 {
  margin-top: 0;
}

.sf-content {
  padding: 48px 0;
}

.sf-preview-page .container,
.sf-generic-page .container,
.sf-single-post .container,
.sf-archive-page .container,
.sf-news-home .container {
  max-width: 1200px;
}

.sf-form-placeholder {
  padding: 20px;
  border: 1px dashed var(--sf-border);
  border-radius: var(--sf-radius);
  background: #fffdf8;
  color: var(--sf-muted);
}

.sf-footer {
  padding: 32px 0;
  border-top: 1px solid var(--sf-border);
  color: var(--sf-muted);
}

@media (max-width: 760px) {
  .sf-header__inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  .sf-grid {
    grid-template-columns: 1fr;
  }
}