/* SamAI Workflow Market — pure English marketplace frontend
   Theme aligned with samai.cc (warm paper background + terracotta accent):
   --bg #FAF9F5 / --card #FFFFFF / --accent #C96442 / --accent-hover #B45309 */
:root {
  --bg: #FAF9F5;
  --bg-warm: #F5F4EF;
  --card: #FFFFFF;
  --card-hover: #FFFDF9;
  --border: #E7E5E4;
  --border-light: #F5F5F4;
  --text: #1C1917;
  --text2: #57534E;
  --text3: #A8A29E;
  --accent: #C96442;
  --accent-hover: #B45309;
  --accent-light: #FEF3C7;
  --accent-soft: #FDE68A;
  --purple: #7C3AED;
  --purple-light: #EDE9FE;
  --rose: #E11D48;
  --rose-light: #FFE4E6;
  --green: #059669;
  --green-light: #D1FAE5;
  --radius: 12px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
}
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.hidden { display: none !important; }
code { font-family: var(--mono); font-size: 0.92em; background: var(--bg-warm); padding: 2px 6px; border-radius: 6px; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }
::selection { background: var(--accent-soft); color: var(--text); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 249, 245, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-size: 17px; }
.brand:hover { text-decoration: none; }
.brand-logo {
  width: 34px; height: 34px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  border-radius: 9px; font-size: 18px; color: #fff;
  box-shadow: 0 2px 8px rgba(201, 100, 66, 0.28);
}
.brand-text b { color: var(--accent); }
.nav { display: flex; gap: 22px; align-items: center; }
.nav-link { color: var(--text2); font-size: 14px; }
.nav-link:hover { color: var(--accent); text-decoration: none; }
.nav-strong { color: var(--text); font-weight: 600; }

/* Hero — warm cream fade like samai.cc (linear-gradient #FEFCE8 -> bg) */
.hero {
  padding: 72px 0 56px;
  background:
    radial-gradient(600px 300px at 20% 0%, rgba(201, 100, 66, 0.10), transparent),
    radial-gradient(600px 300px at 80% 0%, rgba(253, 230, 138, 0.30), transparent),
    linear-gradient(180deg, #FEFCE8 0%, var(--bg) 60%);
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.hero h1 { font-size: 42px; line-height: 1.2; letter-spacing: -0.5px; color: var(--text); }
.hero .accent {
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { max-width: 720px; margin: 18px auto 30px; color: var(--text2); font-size: 17px; }
.search-bar {
  display: flex; gap: 10px; max-width: 640px; margin: 0 auto;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 8px;
  box-shadow: 0 8px 28px rgba(28, 25, 23, 0.06);
}
.search-bar input {
  flex: 1; background: transparent; border: none; outline: none;
  color: var(--text); font-size: 16px; padding: 8px 12px;
}
.search-bar input::placeholder { color: var(--text3); }
.hero-stats {
  display: flex; justify-content: center; gap: 42px; margin-top: 34px; flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-value { font-size: 26px; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 12px; color: var(--text3); text-transform: uppercase; letter-spacing: 1px; }

/* Sections */
.section { padding: 52px 0; }
.section h2 { font-size: 26px; margin-bottom: 20px; }
.section-sub { color: var(--text2); margin-bottom: 18px; }
.section-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.section-head h2 { margin-bottom: 0; }
.filters { display: flex; gap: 10px; }
.filters select {
  background: var(--card); color: var(--text); border: 1px solid var(--border);
  border-radius: 9px; padding: 8px 12px; font-size: 14px; outline: none; cursor: pointer;
}
.filters select:hover { border-color: var(--accent-soft); }

/* Cards */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.wf-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; display: flex; flex-direction: column; gap: 10px;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.wf-card:hover {
  border-color: var(--accent-soft); transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(28, 25, 23, 0.08);
}
.wf-card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.wf-name { font-size: 16px; font-weight: 650; }
.wf-desc { color: var(--text2); font-size: 13.5px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.badge {
  display: inline-block; font-size: 11px; font-weight: 600; padding: 2px 9px;
  border-radius: 999px; letter-spacing: 0.4px; white-space: nowrap;
}
.badge-teambot { background: var(--purple-light); color: var(--purple); }
.badge-zagent { background: var(--rose-light); color: var(--rose); }
.badge-sched { background: var(--green-light); color: var(--green); }
.wf-meta { display: flex; gap: 14px; flex-wrap: wrap; color: var(--text3); font-size: 12.5px; }
.wf-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag { font-size: 11px; color: var(--accent); background: var(--accent-light); border: 1px solid var(--accent-soft); padding: 2px 8px; border-radius: 6px; font-family: var(--mono); }
.card-actions { display: flex; gap: 8px; margin-top: 4px; }

/* Buttons — samai.cc style: solid terracotta primary, warm ghost */
.btn {
  border: none; border-radius: 9px; padding: 9px 18px; font-size: 14px;
  font-weight: 600; cursor: pointer; transition: background 0.15s, color 0.15s, border-color 0.15s;
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { background: var(--card); color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--bg-warm); border-color: var(--accent-soft); }
.btn-sm { padding: 6px 12px; font-size: 13px; }

/* Empty */
.empty { text-align: center; padding: 60px 20px; color: var(--text2); }
.empty-icon { font-size: 44px; margin-bottom: 12px; }

/* How it works */
.steps-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.how-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; color: var(--text2); font-size: 14.5px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.how-card:hover { border-color: var(--accent-soft); box-shadow: 0 12px 32px rgba(28, 25, 23, 0.07); }
.how-card h3 { color: var(--text); margin: 10px 0 8px; font-size: 17px; }
.how-num {
  width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover)); color: #fff; font-weight: 700;
  box-shadow: 0 2px 8px rgba(201, 100, 66, 0.28);
}

/* API */
.api-grid { display: flex; flex-direction: column; gap: 10px; margin-bottom: 26px; }
.api-item {
  display: flex; align-items: center; gap: 12px; background: var(--card);
  border: 1px solid var(--border); border-radius: 10px; padding: 12px 16px; flex-wrap: wrap;
}
.api-item code:not(.method) { background: none; padding: 0; color: var(--text); }
.api-item span { color: var(--text3); font-size: 13px; margin-left: auto; }
.method { font-weight: 700; border-radius: 6px; padding: 3px 10px !important; font-size: 12px !important; }
.method.get { background: var(--green-light); color: var(--green); }
.method.post { background: var(--accent-light); color: var(--accent); }
.code-block {
  background: #292524; border: 1px solid #44403C; border-radius: var(--radius);
  padding: 18px; overflow-x: auto; font-family: var(--mono); font-size: 13px;
  color: #E7E5E4; margin: 12px 0 26px; line-height: 1.55;
}
.section h3 { margin-top: 8px; font-size: 18px; }

/* Modal */
.overlay {
  position: fixed; inset: 0; background: rgba(28, 25, 23, 0.5); z-index: 100;
  display: grid; place-items: center; padding: 20px;
}
.modal {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  max-width: 760px; width: 100%; max-height: 85vh; overflow-y: auto;
  padding: 28px; position: relative;
  box-shadow: 0 24px 64px rgba(28, 25, 23, 0.18);
}
.modal-close {
  position: absolute; top: 14px; right: 14px; background: var(--bg-warm);
  border: 1px solid var(--border); color: var(--text2); border-radius: 8px;
  width: 32px; height: 32px; cursor: pointer; font-size: 14px;
}
.modal-close:hover { color: var(--accent); border-color: var(--accent-soft); }
.modal h3 { font-size: 22px; margin-bottom: 6px; padding-right: 40px; }
.modal .meta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 12px 0; color: var(--text3); font-size: 13px; }
.modal .desc { color: var(--text2); margin: 12px 0; white-space: pre-wrap; }
.steps-table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 13px; }
.steps-table th, .steps-table td { border: 1px solid var(--border); padding: 8px 10px; text-align: left; vertical-align: top; }
.steps-table th { background: var(--bg-warm); color: var(--text2); font-weight: 600; }
.steps-table td.mono { font-family: var(--mono); color: var(--accent); }
.install-box {
  background: var(--accent-light); border: 1px dashed var(--accent-soft); border-radius: 10px;
  padding: 14px; margin-top: 16px; font-size: 13.5px; color: var(--text2);
}
.install-box code { display: block; margin-top: 6px; padding: 8px 10px; background: var(--card); overflow-x: auto; }
.modal-actions { display: flex; gap: 10px; margin-top: 18px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); margin-top: 40px; padding: 34px 0; background: var(--bg-warm); }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-note { color: var(--text3); font-size: 13px; margin-top: 8px; max-width: 480px; }
.footer-links { display: flex; gap: 18px; align-items: flex-start; flex-wrap: wrap; }
.footer-links a { color: var(--text2); font-size: 14px; }
.footer-links a:hover { color: var(--accent); }

/* Loading */
.loading { text-align: center; color: var(--text3); padding: 40px; font-size: 14px; }

/* Scrollbar — terracotta thumb like samai.cc */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 5px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--accent-hover); }

@media (max-width: 640px) {
  .hero h1 { font-size: 30px; }
  .nav { gap: 14px; }
  .hero-stats { gap: 24px; }
  .api-item span { margin-left: 0; width: 100%; }
}