/* ==========================================================
   Trip Organizer — Design Tokens
   ========================================================== */
:root {
  --ink:      #14264A;  /* headings, active states — passport-cover navy */
  --paper:    #FAF7F1;  /* app background */
  --surface:  #FFFFFF;  /* cards, nav bar */
  --teal:     #1F7A6C;  /* primary brand accent */
  --amber:    #E2A63B;  /* secondary accent — luggage-tag gold */
  --coral:    #E2574C;  /* alerts / destructive */
  --line:     #DDD6C7;  /* hairlines, dashes */
  --muted:    #8A8478;  /* inactive nav, secondary text */
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: #E9E4D8;
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

/* Phone-width shell, centered on wider screens */
.app-shell {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 0 40px rgba(20, 38, 74, 0.08);
}

/* ---------------- Top bar ---------------- */
.topbar {
  padding: 28px 20px 16px;
  border-bottom: 1px solid var(--line);
}
.topbar__eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--teal);
  text-transform: uppercase;
}
.topbar__title {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  font-weight: 600;
  margin: 4px 0 0;
}

/* ---------------- Content area ---------------- */
.app-content {
  flex: 1;
  padding: 20px 20px 104px; /* bottom clears the fixed nav */
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 14px;
}
.card__eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.card__title {
  font-family: 'Fraunces', serif;
  font-size: 19px;
  font-weight: 600;
  margin: 4px 0 2px;
}
.card__meta {
  font-size: 13px;
  color: var(--muted);
}

.empty-state {
  text-align: center;
  padding: 48px 16px;
  color: var(--muted);
}
.empty-state__title {
  font-family: 'Fraunces', serif;
  font-size: 18px;
  color: var(--ink);
  margin-bottom: 6px;
}

/* ---------------- Bottom nav — boarding-pass signature ---------------- */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  display: flex;
  background: var(--surface);
  padding: 10px 8px calc(10px + env(safe-area-inset-bottom));
  /* dashed "tear line" perforation at the top edge of the nav */
  background-image: repeating-linear-gradient(
    to right, var(--line) 0 8px, transparent 8px 16px
  );
  background-size: 100% 2px;
  background-repeat: no-repeat;
  background-position: top;
}

.bottom-nav__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 6px 0 2px;
  text-decoration: none;
  color: var(--muted);
}

.bottom-nav__badge {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1.5px dashed transparent; /* becomes visible on active — like a stamp */
}
.bottom-nav__badge svg {
  width: 21px;
  height: 21px;
}

.bottom-nav__label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.bottom-nav__item.is-active {
  color: var(--teal);
}
.bottom-nav__item.is-active .bottom-nav__badge {
  background: #EAF3F1;
  border-color: var(--teal);
}

/* ---------------- Forms (signup / login) ---------------- */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 12px;
  width: 100%;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}
.form-group label {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
}
.form-input {
  display: block;
  width: 100%;
  max-width: 100%;
  font-family: 'Inter', sans-serif;
  font-size: 17px;          /* 16px+ avoids iOS Safari auto-zoom on focus */
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--ink);
  min-height: 50px;         /* comfortable tap target */
  box-sizing: border-box;
}

/* iOS Safari otherwise overrides width/border on date inputs once a value is set */
input[type="date"].form-input,
input[type="time"].form-input,
input[type="datetime-local"].form-input {
  -webkit-appearance: none;
  appearance: none;
  min-width: 0;
}

.section-heading {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 22px 0 8px;
}
.section-heading:first-of-type {
  margin-top: 4px;
}

.import-card {
  background: #F4F9F8;
  border-color: #BFDFD9;
}
.import-address {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  font-weight: 500;
  color: var(--teal);
  background: var(--surface);
  border: 1px dashed var(--teal);
  border-radius: 8px;
  padding: 10px 12px;
  margin: 8px 0;
  word-break: break-all;
}

.import-address-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 8px 0;
}
.import-address-row .import-address {
  flex: 1;
  margin: 0;
}
.copy-btn {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--teal);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
}
.copy-btn:hover {
  background: var(--ink);
}

/* ---------------- Landing page hero ---------------- */
.hero {
  text-align: center;
  padding: 20px 4px 32px;
}
.hero__title {
  font-family: 'Fraunces', serif;
  font-size: 36px;
  font-weight: 600;
  line-height: 1.15;
  color: var(--ink);
  margin: 0 0 14px;
}
.hero__subtitle {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
  max-width: 380px;
  margin: 0 auto 24px;
}
.hero__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.hero__actions .btn-primary {
  width: auto;
  padding: 16px 32px;
}
.hero__login {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--teal);
  text-decoration: none;
}

.story {
  text-align: center;
  padding: 28px 8px 8px;
  border-top: 1.5px dashed var(--line);
  margin-top: 8px;
}
.story__title {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  margin: 10px 0 12px;
  line-height: 1.3;
}
.story__text {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
  max-width: 400px;
  margin: 0 auto;
}

.trip-map {
  width: 100%;
  height: 320px;
  border-radius: 14px;
  border: 1px solid var(--line);
  overflow: hidden;
  margin-bottom: 16px;
}

.card__type-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
}
.card__type-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}
.card__type-icon {
  display: flex;
  color: var(--teal);
}
.card__type-icon svg {
  width: 20px;
  height: 20px;
}
.card__type-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--teal);
  font-weight: 600;
}
.card__status-badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.policy-text {
  font-size: 14px;
  color: var(--ink);
  line-height: 1.6;
  margin: 0 0 14px;
}
.policy-text a {
  color: var(--teal);
}

.site-footer {
  text-align: center;
  border-top: 1px solid var(--line);
  margin-top: 24px;
  padding: 20px 8px 4px;
}
.site-footer__text {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 0 0 4px;
}
.site-footer__links {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.02em;
  margin: 6px 0;
}
.site-footer__links a {
  color: var(--teal);
  text-decoration: none;
}

.site-footer__copyright {
  font-size: 11px;
  color: var(--muted);
  opacity: 0.75;
  margin: 0;
}
.site-footer__copyright a {
  color: var(--teal);
  opacity: 1;
}

textarea.form-input {
  resize: vertical;
  min-height: 100px;
  line-height: 1.5;
}

select.form-input {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238A8478' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 18px;
  padding-right: 40px;
}
.form-input:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(31, 122, 108, 0.15);
}
.form-error {
  background: #FBEAE8;
  color: var(--coral);
  border: 1px solid #F3C7C2;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
  margin: 0;
}
.form-success {
  background: #EAF3F1;
  color: var(--teal);
  border: 1px solid #BFDFD9;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
  margin: 0;
}
.form-divider {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  border-top: 1px dashed var(--line);
  padding-top: 16px;
  margin-top: 4px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--ink);
  margin: 2px 0;
}
.checkbox-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--teal);
}

.breadcrumb {
  display: block;
  margin-bottom: 16px;
}

.trip-tabs {
  display: flex;
  border-bottom: 1px dashed var(--line);
  margin-bottom: 16px;
}
.trip-tabs a {
  flex: 1;
  text-align: center;
  padding: 10px 0 9px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.trip-tabs a.active {
  color: var(--teal);
  font-weight: 600;
  border-bottom: 2px solid var(--teal);
}

/* Honeypot: hidden from real users via off-screen positioning (not display:none,
   which some bots specifically detect and skip), invisible to screen readers too. */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
}
.btn-primary {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--ink);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 16px;
  min-height: 50px;
  cursor: pointer;
}
.btn-primary:hover { background: var(--teal); }
.form-footnote {
  text-align: center;
  font-size: 14px;
  color: var(--muted);
  margin: 6px 0 0;
}
.form-footnote a { color: var(--teal); font-weight: 500; text-decoration: none; }
.logout-link {
  display: inline-block;
  color: var(--coral);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
}

.add-traveler-link,
.pill-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--teal);
  border: 1.5px dashed var(--teal);
  border-radius: 999px;
  padding: 10px 18px;
  text-decoration: none;
  margin-bottom: 16px;
}

.itinerary-add-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 4px;
}

.input-uppercase {
  text-transform: uppercase;
}

.form-optional {
  font-weight: 400;
  color: var(--muted);
  text-transform: none;
  letter-spacing: normal;
}

.card__actions {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}
.edit-link {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--teal);
  text-decoration: none;
}
.remove-link {
  background: none;
  border: none;
  padding: 0;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--coral);
  cursor: pointer;
}

.danger-zone {
  border: 1.5px dashed var(--coral);
  border-radius: 14px;
  padding: 18px;
  margin-top: 32px;
}
.danger-zone__title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--coral);
  margin: 0 0 8px;
}
.danger-zone__text {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 16px;
  line-height: 1.5;
}
.btn-danger {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--coral);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 16px;
  width: 100%;
  min-height: 50px;
  box-sizing: border-box;
  cursor: pointer;
  margin-top: 14px;
}
.btn-danger:disabled {
  background: #E9E4D8;
  color: var(--muted);
  cursor: not-allowed;
}