:root {
  color-scheme: dark;
  --accent: #ff7043;
  --accent-hover: #ff8a65;
  --accent-soft: rgba(255, 112, 67, 0.14);
  --background: #100c0a;
  --surface-raised: #241b17;
  --text: #f8f4f1;
  --text-secondary: #c9c0ba;
  --muted: #9f9690;
  --line: rgba(255, 255, 255, 0.11);
  --danger: #ff8a80;
  --danger-soft: rgba(255, 138, 128, 0.11);
  --success: #7bd8aa;
  --radius: 18px;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  background: var(--background);
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 88% 0%, rgba(255, 112, 67, 0.14), transparent 36rem),
    radial-gradient(circle at 0% 100%, rgba(255, 112, 67, 0.07), transparent 32rem),
    var(--background);
  color: var(--text);
  font-size: 16px;
  line-height: 1.55;
}

button, textarea, input { font: inherit; }
button, a, textarea, input { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
button { cursor: pointer; }
h1, h2, h3, p { margin-top: 0; }

h1 {
  margin-bottom: 0.65rem;
  font-size: clamp(2.2rem, 7vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 0.35rem;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

h3 {
  margin-bottom: 0.35rem;
  font-size: 1rem;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

[hidden] { display: none !important; }

.skip-link {
  position: fixed;
  top: -5rem;
  left: 1rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  background: var(--accent);
  color: #271008;
  font-weight: 800;
  text-decoration: none;
}

.skip-link:focus { top: 1rem; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 2rem, 960px);
  margin: 0 auto;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 1.15rem;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.03em;
}

.brand-mark {
  display: grid;
  width: 2.1rem;
  height: 2.1rem;
  place-items: center;
  border-radius: 0.65rem;
  background: var(--accent);
  color: #271008;
}

.primary-nav { display: flex; gap: 0.35rem; }

.primary-nav a {
  min-height: 44px;
  padding: 0.65rem 0.9rem;
  border-radius: 0.65rem;
  color: var(--text-secondary);
  font-weight: 650;
  text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
}

.account-menu {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: flex-end;
  gap: 0.7rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.account-menu > span {
  max-width: 14rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account-menu form { margin: 0; }
.account-menu .text-button { color: var(--text-secondary); }

.page-shell {
  width: min(100% - 2rem, 760px);
  min-height: calc(100vh - 11rem);
  margin: 0 auto;
  padding: clamp(3.2rem, 8vw, 6.5rem) 0 4rem;
}

.page-intro { margin-bottom: 2rem; }

.page-intro > p:last-child,
.page-intro > div > p:last-child {
  max-width: 42rem;
  margin-bottom: 0;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.history-intro {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
}

.eyebrow {
  margin-bottom: 0.8rem;
  color: var(--accent-hover);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018));
  box-shadow: var(--shadow);
}

.card-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 1.5rem;
  border-bottom: 1px solid var(--line);
}

.card-heading h2, .card-heading p { margin-bottom: 0; }
.card-heading p { color: var(--muted); font-size: 0.9rem; }

.privacy-badge {
  flex: none;
  padding: 0.4rem 0.65rem;
  border: 1px solid rgba(123, 216, 170, 0.28);
  border-radius: 999px;
  background: rgba(123, 216, 170, 0.08);
  color: var(--success);
  font-size: 0.75rem;
  font-weight: 750;
}

#check-in-form { padding: 1.5rem; }

.mood-fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.mood-fieldset legend { margin-bottom: 0.9rem; font-weight: 750; }

.mood-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.65rem;
}

.mood-option {
  position: relative;
  display: flex;
  min-height: 7.2rem;
  padding: 0.9rem 0.4rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.025);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  text-align: center;
  transition: border-color 150ms ease, background 150ms ease, transform 150ms ease;
}

.mood-option:hover {
  border-color: rgba(255, 112, 67, 0.52);
  background: var(--accent-soft);
  transform: translateY(-2px);
}

.mood-option:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.mood-option:has(input:focus-visible) {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.mood-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.mood-face { font-size: 2rem; line-height: 1; filter: saturate(0.78); }

.field-error {
  margin-top: 0.75rem;
  color: var(--danger);
  font-size: 0.9rem;
  font-weight: 650;
}

.support-message {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.25rem;
  padding: 1rem;
  border: 1px solid rgba(255, 112, 67, 0.3);
  border-radius: 0.8rem;
  background: var(--accent-soft);
}

.support-message p { margin-bottom: 0; color: var(--text-secondary); font-size: 0.9rem; }

.text-button {
  padding: 0.25rem;
  border: 0;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 700;
}

.field-group { margin-top: 1.5rem; }

.field-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
}

.field-label-row label { font-weight: 750; }
.field-label-row > span { color: var(--muted); font-size: 0.8rem; }

.optional {
  margin-left: 0.35rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 500;
}

textarea {
  display: block;
  width: 100%;
  min-height: 7rem;
  resize: vertical;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: rgba(0, 0, 0, 0.2);
  color: var(--text);
}

input[type="email"],
input[type="password"] {
  display: block;
  width: 100%;
  min-height: 48px;
  margin-top: 0.5rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: rgba(0, 0, 0, 0.2);
  color: var(--text);
}

input[type="email"]:hover,
input[type="password"]:hover { border-color: rgba(255, 255, 255, 0.23); }

textarea::placeholder { color: #817872; }
textarea:hover { border-color: rgba(255, 255, 255, 0.23); }

.field-help, .privacy-note, .data-reminder { color: var(--muted); font-size: 0.82rem; }
.field-help { margin: 0.45rem 0 0; }

.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.privacy-note { margin-bottom: 0; text-align: right; }

.button {
  display: inline-flex;
  min-height: 46px;
  padding: 0.7rem 1rem;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 0.7rem;
  font-weight: 750;
  text-decoration: none;
}

.button-primary { background: var(--accent); color: #271008; }
.button-primary:hover { background: var(--accent-hover); }

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.button-secondary:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.09);
}

.button-danger {
  border-color: rgba(255, 138, 128, 0.35);
  background: var(--danger-soft);
  color: var(--danger);
}

.button-danger:hover { background: rgba(255, 138, 128, 0.18); }

.completion-state, .empty-state { padding: 3rem 1.5rem; text-align: center; }
.completion-state p, .empty-state p { color: var(--text-secondary); }

.completion-icon {
  display: grid;
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 1rem;
  place-items: center;
  border-radius: 50%;
  background: rgba(123, 216, 170, 0.12);
  color: var(--success);
  font-size: 1.5rem;
  font-weight: 900;
}

.empty-state > span {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--muted);
  font-size: 3.4rem;
  line-height: 1;
}

.message {
  margin: 1rem 0 0;
  padding: 0.85rem 1rem;
  border-radius: 0.65rem;
}

.message-error {
  border: 1px solid rgba(255, 138, 128, 0.32);
  background: var(--danger-soft);
  color: var(--danger);
}

.auth-header { justify-content: flex-start; }
.auth-shell { width: min(100% - 2rem, 520px); padding-top: clamp(3rem, 8vw, 5rem); }
.auth-card { padding: 1.5rem; }
.auth-card .message { margin-top: 0; }
.auth-card form > .field-group:first-of-type { margin-top: 0; }
.auth-submit { width: 100%; margin-top: 1.5rem; }
.auth-switch { margin: 1.25rem 0 0; color: var(--text-secondary); text-align: center; }
.auth-switch a { color: var(--accent-hover); font-weight: 750; }

.history-list { margin: 0; padding: 0; list-style: none; }

.history-entry {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: start;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--line);
}

.history-entry:last-child { border-bottom: 0; }

.history-mood {
  display: grid;
  width: 3.1rem;
  height: 3.1rem;
  place-items: center;
  border-radius: 0.85rem;
  background: var(--accent-soft);
  font-size: 1.65rem;
}

.history-entry h3 { margin-bottom: 0.1rem; }

.history-meta {
  margin-bottom: 0.45rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.history-note {
  margin-bottom: 0;
  color: var(--text-secondary);
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.delete-entry {
  min-width: 44px;
  min-height: 44px;
  padding: 0.45rem;
  border: 0;
  border-radius: 0.55rem;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
}

.delete-entry:hover { background: var(--danger-soft); color: var(--danger); }
.data-reminder { margin: 1rem auto 0; text-align: center; }

.confirm-dialog {
  width: min(calc(100% - 2rem), 430px);
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface-raised);
  color: var(--text);
  box-shadow: var(--shadow);
}

.confirm-dialog::backdrop {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(3px);
}

.confirm-dialog p { color: var(--text-secondary); }

.dialog-actions {
  display: flex;
  justify-content: end;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.toast {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 20;
  max-width: min(24rem, calc(100% - 2rem));
  padding: 0.85rem 1rem;
  border: 1px solid rgba(123, 216, 170, 0.35);
  border-radius: 0.75rem;
  background: #183127;
  color: #d7f8e7;
  box-shadow: var(--shadow);
  font-weight: 650;
}

.site-footer {
  width: min(100% - 2rem, 960px);
  margin: 0 auto;
  padding: 1.4rem 0 2.3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

.site-footer p { margin: 0; }

@media (max-width: 680px) {
  .site-header { width: min(100% - 1.25rem, 960px); flex-wrap: wrap; }
  .account-menu { width: 100%; justify-content: space-between; padding-top: 0.75rem; border-top: 1px solid var(--line); }
  .auth-header { flex-wrap: nowrap; }
  .page-shell { width: min(100% - 1.25rem, 760px); padding-top: 3.5rem; }
  .mood-grid { grid-template-columns: repeat(2, 1fr); }
  .mood-option:last-child { grid-column: 1 / -1; }

  .card-heading,
  .history-intro,
  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .privacy-badge { align-self: flex-start; }
  .privacy-note { text-align: left; }
  .form-actions .button { width: 100%; }
  .history-entry { grid-template-columns: auto minmax(0, 1fr); }
  .delete-entry { grid-column: 2; justify-self: start; }
}

@media (max-width: 420px) {
  .brand-mark { display: none; }
  .primary-nav a { padding-inline: 0.65rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}