/*
Theme Name: DataThread
Theme URI: https://datathread.org
Author: DataThread
Author URI: https://datathread.org
Description: Official DataThread website theme
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: datathread
*/

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --amber: #BA7517;
  --amber-bright: #EF9F27;
  --amber-dark: #854F0B;
  --amber-light: #FAEEDA;
  --near-black: #2C2C2A;
  --off-white: #F1EFE8;
  --bg-primary: #FFFFFF;
  --bg-secondary: #F7F6F4;
  --border: #E8E6E1;
  --border-strong: #D4D0C8;
  --text-primary: #1A1A18;
  --text-secondary: #6B6760;
  --text-tertiary: #9E9A93;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --font: 'Plus Jakarta Sans', sans-serif;
}

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.site-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  border-left: 0.5px solid var(--border);
  border-right: 0.5px solid var(--border);
  min-height: 100vh;
}

/* ── NAV ── */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  border-bottom: 0.5px solid var(--border);
  background: var(--bg-primary);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo img { width: 34px; height: 34px; border-radius: 50%; }
.nav-wordmark { font-size: 15px; font-weight: 600; color: var(--text-primary); letter-spacing: -0.2px; }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  font-size: 14px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--text-primary); font-weight: 500; }
.nav-links li.current-menu-item a,
.nav-links a.active { color: var(--amber); font-weight: 500; }
.nav-cta {
  font-size: 13px;
  font-family: var(--font);
  background: var(--near-black);
  color: var(--off-white);
  padding: 9px 20px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  font-weight: 500;
  text-decoration: none;
  transition: opacity 0.15s;
}
.nav-cta:hover { opacity: 0.85; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
}

/* ── BUTTONS ── */
.accent { color: var(--amber); }
.btn-primary {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  background: var(--near-black);
  color: var(--off-white);
  padding: 10px 22px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: opacity 0.15s;
}
.btn-primary:hover { opacity: 0.85; }
.btn-amber {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  background: var(--amber-light);
  color: var(--amber-dark);
  border: 0.5px solid var(--amber-bright);
  padding: 9px 18px;
  border-radius: 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  text-decoration: none;
  transition: background 0.15s;
}
.btn-amber:hover { background: #f5e0b5; }
.eyebrow {
  font-size: 11px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 20px;
}

/* ── HOME ── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 440px;
  border-bottom: 0.5px solid var(--border);
}
.hero-left {
  padding: 64px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 0.5px solid var(--border);
}
.hero-title {
  font-size: 52px;
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.8px;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.hero-tagline {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 380px;
  line-height: 1.7;
}
.hero-actions { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.hero-right {
  padding: 48px;
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}
.stat-card {
  background: var(--bg-primary);
  border: 0.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
}
.stat-num {
  font-size: 30px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.6px;
  margin-bottom: 4px;
  line-height: 1;
}
.stat-label { font-size: 12px; color: var(--text-secondary); line-height: 1.5; }

.services-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 0.5px solid var(--border);
}
.service-strip-item {
  padding: 32px 40px;
  border-right: 0.5px solid var(--border);
}
.service-strip-item:last-child { border-right: none; }
.service-icon {
  width: 34px; height: 34px;
  border-radius: var(--radius-md);
  background: var(--amber-light);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.service-icon i { font-size: 17px; color: var(--amber-dark); }
.service-strip-title { font-size: 14px; font-weight: 500; color: var(--text-primary); margin-bottom: 6px; }
.service-strip-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

.about-strip {
  display: grid;
  grid-template-columns: 1fr 2fr;
  border-bottom: 0.5px solid var(--border);
}
.about-left {
  padding: 52px 48px;
  border-right: 0.5px solid var(--border);
  display: flex; flex-direction: column; justify-content: center;
}
.about-label { font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--text-tertiary); margin-bottom: 16px; }
.about-tagline { font-size: 22px; font-weight: 500; line-height: 1.35; color: var(--text-primary); letter-spacing: -0.3px; }
.about-right { padding: 52px 48px; }
.about-body { font-size: 15px; line-height: 1.85; color: var(--text-secondary); margin-bottom: 24px; }

.partners-strip {
  padding: 28px 48px;
  border-bottom: 0.5px solid var(--border);
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.partners-label { font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--text-tertiary); white-space: nowrap; margin-right: 6px; }
.partner-tag { font-size: 12px; padding: 5px 14px; border-radius: 20px; border: 0.5px solid var(--border); color: var(--text-secondary); background: var(--bg-secondary); }
.partner-logo {display: flex; flex-direction: column; align-items: center; gap: 8px; max-width: 200px}

/* ── SERVICES PAGE ── */
.page-header {
  padding: 56px 48px 48px;
  border-bottom: 0.5px solid var(--border);
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end;
}
.page-title { font-size: 34px; font-weight: 500; letter-spacing: -0.6px; color: var(--text-primary); line-height: 1.15; }
.page-intro { font-size: 15px; line-height: 1.8; color: var(--text-secondary); }
.service-group { border-bottom: 0.5px solid var(--border); }
.group-header {
  display: grid; grid-template-columns: 240px 1fr;
  border-bottom: 0.5px solid var(--border);
  background: var(--amber-light);
}
.group-label-cell { padding: 22px 48px; border-right: 0.5px solid var(--border-strong); display: flex; align-items: center; gap: 12px; }
.group-number { font-size: 11px; color: var(--amber-dark); letter-spacing: 1.2px; font-weight: 600; background: var(--amber-light); padding: 3px 8px; border-radius: var(--radius-sm); }
.group-name { font-size: 16px; font-weight: 600; color: var(--text-primary); letter-spacing: -0.2px; }
.group-desc-cell { padding: 22px 48px; display: flex; align-items: center; }
.group-desc { font-size: 15px; color: var(--text-primary); line-height: 1.65; max-width: 560px; }
.services-grid { display: grid; grid-template-columns: 240px 1fr; }
.service-index { border-right: 0.5px solid var(--border); }
.service-index-item { padding: 18px 48px; border-bottom: 0.5px solid var(--border); cursor: pointer; display: flex; align-items: center; gap: 10px; transition: background 0.15s; }
.service-index-item:last-child { border-bottom: none; }
.service-index-item:hover { background: var(--bg-secondary); }
.service-index-item.active { background: var(--bg-secondary); }
.service-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--amber); opacity: 0; transition: opacity 0.15s; }
.service-index-item.active .service-dot { opacity: 1; }
.service-index-name { font-size: 13px; color: var(--text-secondary); line-height: 1.4; }
.service-index-item.active .service-index-name { color: var(--text-primary); font-weight: 500; }
.service-content { padding: 36px 48px; display: flex; flex-direction: column; justify-content: space-between; min-height: 280px; }
.service-panel { display: none; }
.service-panel.active { display: flex; flex-direction: column; justify-content: space-between; }
.service-title { font-size: 24px; font-weight: 500; color: var(--text-primary); letter-spacing: -0.4px; margin-bottom: 16px; line-height: 1.25; }
.service-body { font-size: 15px; line-height: 1.85; color: var(--text-primary); margin-bottom: 24px; }
.service-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 20px; border-top: 0.5px solid var(--border); flex-wrap: wrap; gap: 12px; }
.tool-pills { display: flex; gap: 8px; flex-wrap: wrap; }
.tool-pill { font-size: 11px; padding: 3px 11px; border-radius: 20px; background: var(--bg-secondary); border: 0.5px solid var(--border); color: var(--text-secondary); }
.service-cta-link { font-size: 13px; color: var(--amber); text-decoration: none; display: inline-flex; align-items: center; gap: 5px; transition: opacity 0.15s; }
.service-cta-link:hover { opacity: 0.75; }

/* ── WORK PAGE ── */
.project { display: grid; grid-template-columns: 280px 1fr; border-bottom: 0.5px solid var(--border); }
.project-meta { padding: 36px 40px; border-right: 0.5px solid var(--border); display: flex; flex-direction: column; gap: 14px; }
.project-number { font-size: 11px; color: var(--text-tertiary); letter-spacing: 1px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 20px; }
.tag { display: inline-block; font-size: 11px; padding: 3px 11px; border-radius: 20px; background: var(--amber-light); color: var(--amber-dark); width: fit-content; }
.tag.grey { background: var(--bg-secondary); color: var(--text-secondary); }
.tag.ongoing { background: #E8F5E9; color: #2E7D32; border: 0.5px solid #A5D6A7; }
.project-body { padding: 36px 48px; }
.project-title { font-size: 18px; font-weight: 600; color: var(--text-primary); letter-spacing: -0.3px; line-height: 1.35; }
.project-text { font-size: 14px; line-height: 1.85; color: var(--text-secondary); margin-bottom: 20px; }
.project-outputs { border-top: 0.5px solid var(--border); padding-top: 16px; }
.outputs-label { font-size: 11px; letter-spacing: 1px; text-transform: uppercase; color: var(--text-tertiary); margin-bottom: 10px; }
.outputs-list { display: flex; flex-wrap: wrap; gap: 16px; }
.output-item { font-size: 12px; color: var(--text-secondary); display: flex; align-items: center; gap: 6px; }
.output-item i { font-size: 13px; color: var(--amber); }
.filters { padding: 18px 48px; border-bottom: 0.5px solid var(--border); display: flex; gap: 8px; flex-wrap: wrap; }
.filter-btn { font-size: 12px; font-family: var(--font); padding: 5px 14px; border-radius: 20px; border: 0.5px solid var(--border); color: var(--text-secondary); background: none; cursor: pointer; transition: all 0.15s; }
.filter-btn:hover { background: var(--bg-secondary); }
.filter-btn.active { background: var(--near-black); color: var(--off-white); border-color: var(--near-black); }

/* ── CONTACT PAGE ── */
.contact-body { display: grid; grid-template-columns: 1fr 1fr; min-height: 520px; }
.contact-left { padding: 64px 48px; border-right: 0.5px solid var(--border); display: flex; flex-direction: column; justify-content: space-between; }
.contact-title { font-size: 34px; font-weight: 500; letter-spacing: -0.6px; color: var(--text-primary); line-height: 1.15; margin-bottom: 20px; }
.contact-desc { font-size: 15px; line-height: 1.8; color: var(--text-secondary); margin-bottom: 36px; max-width: 360px; }
.contact-details { display: flex; flex-direction: column; gap: 16px; }
.contact-detail { display: flex; align-items: center; gap: 12px; }
.contact-detail-icon { width: 32px; height: 32px; border-radius: var(--radius-md); background: var(--amber-light); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-detail-icon i { font-size: 15px; color: var(--amber-dark); }
.contact-detail-text { font-size: 14px; color: var(--text-secondary); }
.contact-detail-text a { color: var(--text-primary); text-decoration: none; font-weight: 500; }
.contact-right { padding: 64px 48px; background: var(--bg-secondary); display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label { font-size: 12px; color: var(--text-secondary); font-family: var(--font); }
.form-input, .form-select, .form-textarea,
.wpcf7-form-control.wpcf7-text, .wpcf7-form-control.wpcf7-email,
.wpcf7-form-control.wpcf7-select, .wpcf7-form-control.wpcf7-textarea {
  padding: 10px 14px;
  border: 0.5px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  font-size: 14px;
  color: var(--text-primary);
  font-family: var(--font);
  outline: none;
  width: 100%;
  transition: border-color 0.15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--amber); }
.form-select { color: var(--text-secondary); }
.form-textarea { resize: vertical; min-height: 100px; }
.form-submit, .wpcf7-form-control.wpcf7-submit {
  background: var(--near-black); color: var(--off-white); font-size: 13px; font-family: var(--font); font-weight: 500;
  padding: 12px 24px; border-radius: var(--radius-md); border: none; cursor: pointer; width: 100%; margin-top: 4px; transition: opacity 0.15s;
}
.form-submit:hover { opacity: 0.85; }

/* ── CTA STRIP ── */
.cta-strip { padding: 40px 48px; background: var(--near-black); display: flex; align-items: center; justify-content: space-between; }
.cta-text { font-size: 18px; font-weight: 500; color: var(--off-white); letter-spacing: -0.3px; }
.cta-text .accent { color: var(--amber-bright); }
.cta-btn { font-size: 13px; font-family: var(--font); font-weight: 500; background: var(--amber-bright); color: var(--near-black); padding: 10px 22px; border-radius: var(--radius-md); border: none; cursor: pointer; text-decoration: none; transition: opacity 0.15s; }
.cta-btn:hover { opacity: 0.85; }

/* ── FOOTER ── */
footer { padding: 22px 48px; border-top: 0.5px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.footer-copy { font-size: 12px; color: var(--text-tertiary); }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 12px; color: var(--text-tertiary); text-decoration: none; display: flex; align-items: center; gap: 5px; }
.footer-links a:hover { color: var(--text-secondary); }
.footer-links a i { font-size: 15px; }

/* ══════════════════════════════════════
   RESPONSIVE — TABLET (≤ 900px)
   ══════════════════════════════════════ */
@media (max-width: 900px) {
  nav { padding: 16px 24px; }
  .nav-links { gap: 20px; }

  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-left { padding: 48px 24px; border-right: none; border-bottom: 0.5px solid var(--border); }
  .hero-right { padding: 32px 24px; flex-direction: row; flex-wrap: wrap; gap: 12px; }
  .hero-right .stat-card { min-width: 140px; }

  .services-strip { grid-template-columns: 1fr; }
  .service-strip-item { border-right: none; border-bottom: 0.5px solid var(--border); }
  .service-strip-item:last-child { border-bottom: none; }

  .about-strip { grid-template-columns: 1fr; }
  .about-left { border-right: none; border-bottom: 0.5px solid var(--border); padding: 36px 24px; }
  .about-right { padding: 36px 24px; }

  .partners-strip { padding: 20px 24px; }

  .page-header { grid-template-columns: 1fr; gap: 20px; padding: 40px 24px 32px; }

  .group-header { grid-template-columns: 1fr; }
  .group-label-cell { border-right: none; border-bottom: 0.5px solid var(--border-strong); padding: 18px 24px; }
  .group-desc-cell { padding: 18px 24px; }
  .services-grid { grid-template-columns: 1fr; }
  .service-index { border-right: none; border-bottom: 0.5px solid var(--border); display: flex; flex-wrap: wrap; }
  .service-index-item { padding: 14px 24px; flex: 1 1 auto; border-bottom: none; border-right: 0.5px solid var(--border); }
  .service-index-item:last-child { border-right: none; }
  .service-content { padding: 28px 24px; }

  .project { grid-template-columns: 1fr; }
  .project-meta { border-right: none; border-bottom: 0.5px solid var(--border); padding: 24px 24px 16px; }
  .project-body { padding: 24px; }

  .filters { padding: 14px 24px; }

  .contact-body { grid-template-columns: 1fr; }
  .contact-left { border-right: none; border-bottom: 0.5px solid var(--border); padding: 40px 24px; }
  .contact-right { padding: 32px 24px; }

  .cta-strip { padding: 32px 24px; flex-direction: column; gap: 16px; text-align: center; }

  footer { padding: 20px 24px; flex-wrap: wrap; gap: 12px; }
}

/* ══════════════════════════════════════
   RESPONSIVE — MOBILE (≤ 600px)
   ══════════════════════════════════════ */
@media (max-width: 600px) {
  nav { padding: 14px 16px; }
  .nav-links {
    display: none;
    position: absolute;
    top: 61px;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 0.5px solid var(--border);
    flex-direction: column;
    padding: 16px 24px;
    gap: 16px;
    z-index: 99;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .nav-cta { display: none; }

  .hero-left { padding: 36px 16px; }
  .hero-title { font-size: 36px; }
  .hero-right { padding: 24px 16px; flex-direction: column; }
  .hero-right .stat-card { }

  .service-strip-item { padding: 24px 16px; }
  .about-left { padding: 28px 16px; }
  .about-right { padding: 28px 16px; }
  .about-tagline { font-size: 18px; }
  .partners-strip { padding: 16px; }

  .page-header { padding: 28px 16px 24px; }
  .page-title { font-size: 26px; }
  .group-label-cell { padding: 16px; }
  .group-desc-cell { padding: 16px; }
  .service-index-item { padding: 12px 16px; }
  .service-content { padding: 20px 16px; }
  .service-title { font-size: 20px; }

  .project-meta { padding: 20px 16px 12px; }
  .project-body { padding: 20px 16px; }
  .project-title { font-size: 16px; }
  .filters { padding: 12px 16px; }

  .contact-left { padding: 32px 16px; }
  .contact-right { padding: 24px 16px; }
  .contact-title { font-size: 26px; }
  .form-row { grid-template-columns: 1fr; }

  .cta-strip { padding: 28px 16px; }
  .cta-text { font-size: 16px; }

  footer { padding: 16px; flex-direction: column; align-items: flex-start; gap: 10px; }
  .footer-links { flex-wrap: wrap; gap: 14px; }
}