/* ===== cmvdata.org Data Collection Portal ===== */
* { box-sizing: border-box; }

:root {
  --navy: #1b2a4a;
  --navy-dark: #12203a;
  --accent: #b8860b;
  --accent-dark: #96690a;
  --bg: #f7f8fa;
  --panel: #ffffff;
  --border: #d9dee6;
  --text: #22293a;
  --muted: #5a6478;
  --error: #b02a2a;
  --error-bg: #fbeaea;
  --ok: #1f7a3d;
}

html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}
h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; color: var(--navy); line-height: 1.25; }
a { color: var(--navy); }

.container { max-width: 1060px; margin: 0 auto; padding: 0 20px; }

/* Header / footer */
.site-header { background: var(--navy); color: #fff; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark {
  background: var(--accent); color: #fff; font-weight: 700; letter-spacing: 1px;
  padding: 4px 10px; border-radius: 4px; font-size: 15px;
}
.brand-name { font-size: 16px; font-weight: 600; color: #fff; }
.brand-name a { color: #fff; text-decoration: none; }
.site-footer { background: var(--navy-dark); color: #c9d2e0; padding: 26px 0; margin-top: 60px; font-size: 14px; }
.site-footer a { color: #e8d9a8; }
.site-footer p { margin: 4px 0; }

/* Landing */
.hero { background: linear-gradient(180deg, var(--navy) 0%, #24365c 100%); color: #fff; padding: 64px 0 56px; }
.hero h1 { color: #fff; font-size: 40px; margin: 0 0 18px; max-width: 21em; }
.hero .lede { font-size: 18px; max-width: 46em; color: #dde4ef; }
.hero .btn { margin-top: 18px; }

.info { padding: 48px 0 10px; }
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.info-card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 22px 24px; }
.info-card h2 { font-size: 20px; margin-top: 0; }
.info-card p { color: var(--muted); font-size: 15px; margin-bottom: 0; }

.cta-strip { padding: 40px 0 10px; }
.cta-strip .container {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 24px 28px; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.cta-strip p { margin: 0; font-size: 16px; max-width: 34em; }
.cta-buttons { display: flex; gap: 12px; flex-wrap: wrap; }

/* Buttons */
.btn {
  display: inline-block; border: none; border-radius: 6px; cursor: pointer;
  font-size: 15px; font-weight: 600; padding: 10px 20px; text-decoration: none;
  font-family: inherit; transition: background .15s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-secondary { background: #fff; color: var(--navy); border: 1.5px solid var(--navy); }
.btn-secondary:hover { background: #eef1f6; }
.btn-large { font-size: 17px; padding: 14px 28px; }

/* Form page */
.form-page { padding-top: 36px; }
.form-page h1 { font-size: 32px; margin-bottom: 6px; }
.page-intro { color: var(--muted); max-width: 52em; margin-top: 0; }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 24px 28px; margin: 22px 0; }
.panel h2 { margin-top: 0; font-size: 21px; }
.hint { color: var(--muted); font-size: 14px; }
.hint code { background: #eef1f6; padding: 1px 6px; border-radius: 4px; font-size: 13px; }

label { font-size: 13.5px; font-weight: 600; color: var(--navy); }
/* Grid labels: text on top, input pinned to the bottom so inputs align across
   cells even when label text wraps to a different number of lines */
.rid-builder label, .case-grid label, .participation-grid label {
  display: flex; flex-direction: column; gap: 3px;
}
.rid-builder label input, .rid-builder label select,
.case-grid label input, .case-grid label select,
.participation-grid label input, .participation-grid label select {
  margin-top: auto;
}
input, select {
  width: 100%; padding: 8px 10px; margin-top: 3px;
  border: 1px solid var(--border); border-radius: 5px;
  font-size: 15px; font-family: inherit; background: #fff; color: var(--text);
}
input:focus, select:focus { outline: 2px solid var(--navy); outline-offset: 0; border-color: var(--navy); }
input.invalid, select.invalid { border-color: var(--error); background: var(--error-bg); }

/* Respondent ID builder */
.rid-builder { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr 1.2fr; gap: 14px; align-items: end; }
.rid-result {
  background: var(--navy); border-radius: 6px; padding: 8px 16px; text-align: center; color: #fff;
}
.rid-label { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: #b9c4d8; }
.rid-value { font-size: 24px; font-weight: 700; letter-spacing: 3px; font-family: Consolas, monospace; }

/* Upload row */
.upload-row { border-bottom: 1px dashed var(--border); padding-bottom: 16px; margin-bottom: 18px; }
.upload-btn { position: relative; }
.upload-status { margin-left: 12px; font-size: 14px; color: var(--ok); font-weight: 600; }
.upload-status.error { color: var(--error); }

/* Case cards */
.case-card {
  border: 1px solid var(--border); border-left: 4px solid var(--accent);
  border-radius: 6px; padding: 16px 18px 18px; margin-bottom: 16px; background: #fcfcfd;
}
.case-card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.case-card-head h3 { margin: 0; font-size: 16px; }
.remove-case {
  background: none; border: none; color: var(--error); cursor: pointer;
  font-size: 13.5px; font-weight: 600; font-family: inherit; padding: 4px;
}
.case-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px 14px; }
.field-note { font-weight: 400; color: var(--muted); }

/* Honeypot — visually removed, still in DOM for bots */
.hp-field { position: absolute; left: -9999px; top: -9999px; height: 1px; overflow: hidden; }

/* Submit area */
.submit-row { margin: 26px 0 10px; }
.form-errors {
  background: var(--error-bg); border: 1px solid var(--error); color: var(--error);
  border-radius: 6px; padding: 12px 16px; margin-bottom: 14px; font-size: 14.5px;
}
.form-errors ul { margin: 4px 0 0; padding-left: 20px; }

/* Thanks / participation */
.thanks-box {
  background: #eef6ef; border: 1px solid #bcd9c2; border-radius: 8px;
  padding: 24px 28px; margin: 26px 0;
}
.thanks-box h1, .thanks-box h2 { color: var(--ok); margin-top: 0; }
.participation-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 14px; margin: 14px 0 18px; }
.participation-actions { display: flex; align-items: center; gap: 20px; }
.skip-link { color: var(--muted); font-size: 14.5px; }

/* Submission tables (confirmation + device history) */
.table-scroll { overflow-x: auto; }
.cases-table { border-collapse: collapse; font-size: 13px; margin-top: 8px; min-width: 100%; }
.cases-table th, .cases-table td { border: 1px solid var(--border); padding: 5px 9px; text-align: left; white-space: nowrap; }
.cases-table th { background: #eef1f6; color: var(--navy); font-size: 12px; }
.cases-table tr:nth-child(even) td { background: #f7f8fa; }
#history-panel { margin: 0 0 18px; border: 1px solid var(--border); border-radius: 6px; padding: 10px 14px; background: #fcfcfd; }
#history-panel summary { cursor: pointer; font-weight: 600; color: var(--navy); font-size: 14.5px; }
.thanks-actions { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }

/* Responsive */
@media (max-width: 860px) {
  .info-grid { grid-template-columns: 1fr; }
  .rid-builder { grid-template-columns: 1fr 1fr; }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .participation-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 30px; }
}
@media (max-width: 520px) {
  .case-grid, .rid-builder, .participation-grid { grid-template-columns: 1fr; }
}