/* =========================================================================
   Mountain Seed Foundation — Climbing Manual styles
   Brand palette derived from mountainseedfoundation.org:
     --msf-yellow: signature warm yellow accent
     --msf-navy: deep navy primary
     --msf-blue: lighter blue (links, secondary)
     --msf-tan: warm neutral background
     --msf-white: page canvas
     --msf-grey: body text
   ======================================================================= */

:root {
  --msf-yellow: #F4C24A;
  --msf-yellow-dark: #D9A82F;
  --msf-navy: #1B3A5C;
  --msf-navy-dark: #102339;
  --msf-blue: #5B8BB5;
  --msf-blue-light: #A8C4DD;
  --msf-tan: #F2EAD6;
  --msf-tan-dark: #E5D9BC;
  --msf-white: #FFFFFF;
  --msf-grey: #4A4A4A;
  --msf-grey-light: #777777;
  --msf-warning-red: #B23A3A;
  --msf-warning-red-bg: #FBE8E8;
  --msf-caution-amber: #B8860B;
  --msf-caution-amber-bg: #FBF3D9;
  --msf-success: #4A7C59;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.16);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Georgia", "Times New Roman", serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--msf-grey);
  background: var(--msf-tan);
  -webkit-font-smoothing: antialiased;
}

/* ---------- Header ---------- */
.app-header {
  background: var(--msf-navy);
  color: var(--msf-white);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.menu-btn {
  background: transparent;
  border: 2px solid var(--msf-yellow);
  color: var(--msf-yellow);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
  font-weight: bold;
  transition: all 0.15s;
}
.menu-btn:hover, .menu-btn:focus {
  background: var(--msf-yellow);
  color: var(--msf-navy);
  outline: none;
}

.header-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--msf-white);
  padding: 3px;
  flex-shrink: 0;
}

.header-title {
  flex: 1;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.3px;
  line-height: 1.2;
}
.header-title small {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: var(--msf-yellow);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-top: 2px;
}

.lang-toggle {
  display: flex;
  background: var(--msf-navy-dark);
  border-radius: 999px;
  padding: 3px;
  border: 1px solid var(--msf-blue);
}
.lang-toggle button {
  background: transparent;
  border: none;
  color: var(--msf-blue-light);
  padding: 5px 12px;
  font-weight: 600;
  font-size: 13px;
  border-radius: 999px;
  cursor: pointer;
  letter-spacing: 0.5px;
}
.lang-toggle button.active {
  background: var(--msf-yellow);
  color: var(--msf-navy);
}

/* ---------- Hamburger menu (slide-out drawer) ---------- */
.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(16, 35, 57, 0.55);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.menu-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.menu-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 320px;
  max-width: 88vw;
  background: var(--msf-white);
  z-index: 201;
  transform: translateX(-100%);
  transition: transform 0.25s ease-out;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
}
.menu-drawer.open { transform: translateX(0); }

.menu-header {
  background: var(--msf-navy);
  color: var(--msf-white);
  padding: 20px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.menu-header img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--msf-white);
  padding: 3px;
}
.menu-header div {
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.2;
}
.menu-header div small {
  display: block;
  font-size: 11px;
  color: var(--msf-yellow);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-top: 3px;
}
.menu-close {
  margin-left: auto;
  background: transparent;
  border: none;
  color: var(--msf-yellow);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
}

.menu-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}
.menu-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 13px 18px;
  font-size: 15px;
  color: var(--msf-grey);
  cursor: pointer;
  border-left: 3px solid transparent;
  font-family: var(--font-body);
}
.menu-item:hover, .menu-item:focus {
  background: var(--msf-tan);
  border-left-color: var(--msf-yellow);
  outline: none;
}
.menu-item.emergency {
  background: var(--msf-warning-red-bg);
  color: var(--msf-warning-red);
  font-weight: 700;
  border-left: 4px solid var(--msf-warning-red);
}
.menu-item.emergency:hover {
  background: var(--msf-warning-red);
  color: var(--msf-white);
}
.menu-item.safety {
  background: #FFF8DC;
  color: var(--msf-navy);
  font-weight: 600;
  border-left: 4px solid var(--msf-yellow);
}
.menu-item.safety:hover {
  background: var(--msf-yellow);
}
.menu-divider {
  height: 1px;
  background: var(--msf-tan-dark);
  margin: 8px 14px;
}
.menu-section-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--msf-grey-light);
  padding: 12px 18px 4px;
  font-weight: 600;
}

/* ---------- Main content ---------- */
main {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 18px 80px;
}

.view { display: none; }
.view.active { display: block; }

/* ---------- Home / hero ---------- */
.hero {
  background: var(--msf-white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  border-top: 6px solid var(--msf-yellow);
}
.hero img {
  width: 110px;
  height: 110px;
  margin-bottom: 14px;
}
.hero h1 {
  font-family: var(--font-display);
  color: var(--msf-navy);
  font-size: 26px;
  margin: 0 0 6px;
  letter-spacing: 0.5px;
}
.hero .subtitle {
  color: var(--msf-grey);
  font-size: 16px;
  margin: 0 0 6px;
}
.hero .version {
  color: var(--msf-grey-light);
  font-style: italic;
  font-size: 13px;
  margin: 0 0 18px;
}
.hero .tagline {
  font-family: var(--font-display);
  color: var(--msf-blue);
  font-style: italic;
  font-size: 17px;
  margin: 18px 0 0;
  padding: 14px;
  border-top: 1px solid var(--msf-tan-dark);
  border-bottom: 1px solid var(--msf-tan-dark);
}

.confidential {
  background: var(--msf-navy);
  color: var(--msf-yellow);
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  text-align: center;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  font-weight: 600;
}

/* ---------- Quick action cards on home ---------- */
.quick-actions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 20px 0;
}
@media (max-width: 900px) {
  .quick-actions { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 500px) {
  .quick-actions { grid-template-columns: 1fr; }
}
.qa-card {
  display: block;
  text-align: left;
  background: var(--msf-white);
  border: none;
  border-radius: var(--radius-md);
  padding: 18px;
  cursor: pointer;
  font: inherit;
  color: inherit;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: transform 0.1s, box-shadow 0.1s;
  border-left: 4px solid var(--msf-yellow);
}
.qa-card:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.qa-card.emergency { border-left-color: var(--msf-warning-red); }
.qa-card.emergency .qa-icon { color: var(--msf-warning-red); }
.qa-card.manual { border-left-color: var(--msf-blue); }
.qa-card.manual .qa-icon { color: var(--msf-blue); }
.qa-card.forms { border-left-color: var(--msf-navy); }
.qa-card.forms .qa-icon { color: var(--msf-navy); }
.qa-icon {
  font-size: 24px;
  margin-bottom: 8px;
  color: var(--msf-navy);
}
.qa-title {
  font-weight: 700;
  color: var(--msf-navy);
  font-size: 16px;
  margin-bottom: 4px;
}
.qa-desc {
  font-size: 13px;
  color: var(--msf-grey-light);
  line-height: 1.4;
}

/* ---------- Section content rendering ---------- */
.view h1 {
  font-family: var(--font-display);
  color: var(--msf-navy);
  font-size: 28px;
  border-bottom: 3px solid var(--msf-yellow);
  padding-bottom: 10px;
  margin: 0 0 20px;
}
.view h2 {
  font-family: var(--font-display);
  color: var(--msf-navy);
  font-size: 22px;
  margin: 32px 0 12px;
  padding-left: 12px;
  border-left: 4px solid var(--msf-blue);
}
.view h3 {
  color: var(--msf-navy);
  font-size: 17px;
  margin: 22px 0 8px;
  font-weight: 700;
}

.view p {
  margin: 0 0 14px;
  line-height: 1.7;
}

.view ul.bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
}
.view ul.bullets li {
  position: relative;
  padding: 6px 0 6px 24px;
  line-height: 1.6;
}
.view ul.bullets li::before {
  content: "▸";
  position: absolute;
  left: 4px;
  top: 6px;
  color: var(--msf-yellow-dark);
  font-weight: bold;
}

/* Notice box (NOTICE blocks) */
.notice-box {
  background: var(--msf-tan);
  border-left: 5px solid var(--msf-blue);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin: 18px 0;
}
.notice-box .notice-title {
  font-weight: 700;
  color: var(--msf-navy);
  letter-spacing: 1px;
  font-size: 14px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.notice-box ul { padding-left: 20px; margin: 0; }
.notice-box li { margin-bottom: 6px; }

/* Warning box */
.warning-box {
  background: #FFF8E0;
  border-left: 5px solid var(--msf-caution-amber);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin: 18px 0;
}
.warning-box .warning-title {
  font-weight: 700;
  color: var(--msf-caution-amber);
  letter-spacing: 1px;
  font-size: 14px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.warning-box ul { padding-left: 20px; margin: 0; }
.warning-box li { margin-bottom: 6px; }

/* Mandatory stop callout */
.mandatory-stop {
  background: var(--msf-warning-red-bg);
  border: 2px solid var(--msf-warning-red);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin: 18px 0;
  color: var(--msf-warning-red);
  font-weight: 600;
}
.mandatory-stop::before {
  content: "⚠ ";
  font-size: 18px;
}

/* Trauma-informed principles box (gentler styling than warning) */
.trauma-box {
  background: #EAF1F6;
  border-left: 5px solid var(--msf-blue);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin: 18px 0;
}
.trauma-box .trauma-title {
  font-weight: 700;
  color: var(--msf-navy);
  font-size: 14px;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.trauma-box ul { padding-left: 20px; margin: 0; }
.trauma-box li { margin-bottom: 8px; }

/* Tables (rendered from Tables tab) */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  background: var(--msf-white);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.data-table caption {
  background: var(--msf-navy);
  color: var(--msf-white);
  font-weight: 700;
  padding: 10px 14px;
  text-align: left;
  font-size: 14px;
  letter-spacing: 0.3px;
}
.data-table.danger caption {
  background: var(--msf-warning-red);
  color: var(--msf-white);
}
.data-table.caution caption {
  background: var(--msf-caution-amber);
  color: var(--msf-white);
}
.data-table th, .data-table td {
  padding: 10px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--msf-tan-dark);
  font-size: 15px;
}
.data-table th {
  background: var(--msf-tan);
  color: var(--msf-navy);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}
.data-table tr:last-child td { border-bottom: none; }

/* Links */
.view a {
  color: var(--msf-blue);
  text-decoration: underline;
  word-break: break-word;
}
.view a:hover { color: var(--msf-navy); }

/* ---------- Section prev/next navigation ---------- */
.section-nav {
  display: flex;
  gap: 10px;
  margin: 18px 0;
  align-items: stretch;
}
.section-nav-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--msf-white);
  border: 1.5px solid var(--msf-tan-dark);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--msf-grey);
  transition: all 0.15s;
  min-height: 56px;
}
.section-nav-btn:hover {
  border-color: var(--msf-yellow);
  background: #FFFCF3;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.section-nav-btn.prev { text-align: left; align-items: flex-start; }
.section-nav-btn.next { text-align: right; align-items: flex-end; }
.section-nav-direction {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--msf-grey-light);
  font-weight: 600;
}
.section-nav-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--msf-navy);
  line-height: 1.3;
}
.section-nav-spacer {
  flex: 1;
  /* invisible placeholder so the remaining button keeps half the row */
}
@media (max-width: 460px) {
  .section-nav-label { font-size: 13px; }
}

/* ---------- Emergency contacts view ---------- */
.emergency-banner {
  background: var(--msf-warning-red);
  color: var(--msf-white);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 18px;
  font-weight: 600;
  text-align: center;
}
.emergency-banner span {
  font-size: 22px;
  margin-right: 8px;
}
.contact-card {
  background: var(--msf-white);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
  border-left: 5px solid var(--msf-warning-red);
}
.contact-role {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--msf-grey-light);
  font-weight: 600;
}
.contact-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--msf-navy);
  margin: 4px 0;
}
.contact-phone {
  display: inline-block;
  background: var(--msf-warning-red);
  color: var(--msf-white);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 700;
  font-size: 17px;
  margin: 8px 0;
  font-family: var(--font-body);
}
.contact-phone.disabled {
  background: var(--msf-grey-light);
  cursor: not-allowed;
}
.contact-phone:hover { background: #8e2828; color: var(--msf-white); }
.contact-notes {
  font-size: 14px;
  color: var(--msf-grey);
  margin-top: 8px;
  line-height: 1.5;
}

/* ---------- Safety talks view ---------- */
.safety-intro {
  background: var(--msf-white);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 18px;
  border-top: 4px solid var(--msf-yellow);
  box-shadow: var(--shadow-sm);
}
.safety-intro h2 {
  margin: 0 0 8px;
  border: none;
  padding: 0;
  font-family: var(--font-display);
  color: var(--msf-navy);
}
.safety-intro p {
  margin: 0;
  color: var(--msf-grey);
}

.activity-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (max-width: 460px) {
  .activity-grid { grid-template-columns: 1fr; }
}

.activity-btn {
  background: var(--msf-white);
  border: 2px solid var(--msf-tan-dark);
  border-radius: var(--radius-md);
  padding: 22px 16px;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s;
}
.activity-btn:hover {
  border-color: var(--msf-yellow);
  background: #FFFCF3;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.activity-btn .icon {
  font-size: 28px;
  margin-bottom: 8px;
  display: block;
}
.activity-btn .title {
  font-weight: 700;
  color: var(--msf-navy);
  font-size: 16px;
  margin-bottom: 2px;
}
.activity-btn .desc {
  font-size: 12px;
  color: var(--msf-grey-light);
}

.safety-talk-display {
  background: var(--msf-white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
  border-top: 6px solid var(--msf-yellow);
}
.safety-talk-display h2 {
  margin-top: 0;
  border-left: none;
  padding-left: 0;
  font-family: var(--font-display);
  color: var(--msf-navy);
  border-bottom: 2px solid var(--msf-yellow);
  padding-bottom: 10px;
}
.safety-talk-display ul.bullets li {
  font-size: 17px;
  padding: 10px 0 10px 28px;
  border-bottom: 1px solid var(--msf-tan);
}
.safety-talk-display ul.bullets li:last-child { border-bottom: none; }

.talk-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.btn {
  background: var(--msf-navy);
  color: var(--msf-white);
  border: none;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  font-size: 14px;
  font-family: var(--font-body);
}
.btn:hover { background: var(--msf-navy-dark); }
.btn.secondary { background: var(--msf-blue); }
.btn.secondary:hover { background: #4A7AA0; }
.btn.outline {
  background: transparent;
  color: var(--msf-navy);
  border: 2px solid var(--msf-navy);
}
.btn.outline:hover { background: var(--msf-navy); color: var(--msf-white); }

/* ---------- Loading state ---------- */
.loading {
  text-align: center;
  padding: 60px 20px;
  color: var(--msf-grey-light);
}
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--msf-tan-dark);
  border-top-color: var(--msf-yellow);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.error {
  background: var(--msf-warning-red-bg);
  border: 2px solid var(--msf-warning-red);
  color: var(--msf-warning-red);
  padding: 16px;
  border-radius: var(--radius-md);
  margin: 20px 0;
}

/* ---------- Print styles for safety talk ---------- */
@media print {
  .app-header, .menu-drawer, .menu-overlay, .talk-actions, .quick-actions, .qa-card, .section-nav { display: none !important; }
  body { background: white; }
  main { max-width: 100%; padding: 0; }
  .safety-talk-display { box-shadow: none; border: 2px solid #000; padding: 20px; }
  .safety-talk-display ul.bullets li { font-size: 14px; padding: 6px 0 6px 24px; }
}

/* ---------- Mobile tweaks ---------- */
@media (max-width: 500px) {
  .header-title { font-size: 14px; }
  .header-title small { font-size: 10px; }
  .hero h1 { font-size: 22px; }
  .view h1 { font-size: 24px; }
  .view h2 { font-size: 19px; }
  body { font-size: 16px; }
}