/*
 * Interview System design foundation im Erscheinungsbild von L. Stroetmann Saat.
 * Quelle: stroetmann-saat.de (Primärgrün #00775D, Markenrot #E73136, Schrift „Spartan“,
 * Versalien in Überschriften und Navigation). Page-specific styles consume these tokens.
 */

/* Spartan (Google Fonts, variable Schrift), selbst gehostet unter app/assets/fonts */
@font-face {
  font-family: "Spartan";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/spartan-latin-d82708ab.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Spartan";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/spartan-latin-ext-cd8cc010.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  color-scheme: light;
  --bg: #F8F8F8;
  --surface: #FFFFFF;
  --surface-raised: #FFFFFF;
  --line: #DEDEDE;
  --ink: #212121;
  --ink-muted: #58645A;
  --accent: #00775D;
  --accent-strong: #004435;
  --chart-done: #00775D;
  --chart-open: #94BA97;
  --accent-ink: #FFFFFF;
  --accent-soft: #E3F0EB;
  --brand-red: #E73136;
  --ok: #3E7D3E;
  --warn: #A9700F;
  --danger: #C9302C;
  --font-sans: "Spartan", "League Spartan", ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: ui-monospace, 'SF Mono', 'Cascadia Code', Menlo, Consolas, monospace;
  --radius-s: 4px;
  --radius-m: 8px;
  --radius-l: 12px;
  --shadow-1: 0 1px 2px rgb(33 33 33 / 6%), 0 2px 8px rgb(33 33 33 / 4%);
  --shadow-2: 0 8px 24px rgb(33 33 33 / 8%), 0 2px 8px rgb(33 33 33 / 5%);
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
}

/* Dunkel nur auf Wunsch (theme_controller.js setzt data-theme); die Systemeinstellung des Geräts
   spielt keine Rolle, hell ist der Standard. */
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #121916;
  --surface: #1A2320;
  --surface-raised: #222D29;
  --line: #2E3B36;
  --ink: #ECEFED;
  --ink-muted: #9DAAA3;
  --accent: #4BB58F;
  --accent-strong: #7BCDB0;
  --chart-done: #4BB58F;
  --chart-open: #2F6B57;
  --accent-ink: #062119;
  --accent-soft: #1D3229;
  --brand-red: #F0605F;
  --ok: #6FC27A;
  --warn: #E4B25A;
  --danger: #F0625F;
  --shadow-1: 0 1px 2px rgb(0 0 0 / 16%), 0 2px 8px rgb(0 0 0 / 10%);
  --shadow-2: 0 8px 24px rgb(0 0 0 / 18%), 0 2px 8px rgb(0 0 0 / 12%);
}

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

html {
  min-width: 320px;
  background: var(--bg);
  /* Doppeltipp-Zoom auf iOS unterbinden; Safari ignoriert user-scalable=no im Browser-Tab */
  touch-action: manipulation;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.55;
  background: var(--bg);
  transition: color 180ms ease, background-color 180ms ease;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--ink);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0;
}

/* Versalien wie auf der Website bleiben der Navigation vorbehalten: Überschriften tragen oft
   Nutzertexte, und Browser-Tests lesen den gerenderten (transformierten) Text. */
h1 {
  font-size: clamp(1.6rem, 3.4vw, 2.1rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.3rem, 2.6vw, 1.6rem);
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.35rem);
}

h4,
h5,
h6 {
  font-size: 1rem;
}

a {
  color: var(--accent);
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 150ms ease, text-decoration-color 150ms ease;
}

a:hover {
  text-decoration-thickness: 2px;
}

code,
kbd,
pre,
samp,
time,
.ui-mono {
  font-family: var(--font-mono);
}

label,
legend {
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 650;
}

input,
select,
textarea,
button {
  font: inherit;
}

input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="submit"]):not([type="button"]),
select,
textarea {
  width: 100%;
  min-height: 2.6rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  color: var(--ink);
  background: var(--surface);
  transition: border-color 150ms ease, box-shadow 150ms ease, background-color 180ms ease;
}

textarea {
  min-height: 7rem;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: var(--ink-muted);
  opacity: 0.85;
}

input[type="checkbox"],
input[type="radio"],
input[type="range"] {
  accent-color: var(--accent);
}

input:disabled,
select:disabled,
textarea:disabled,
button:disabled,
.button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.55;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

:where(.button, button, input[type="submit"], input[type="button"]) {
  display: inline-flex;
  min-height: 2.5rem;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  color: var(--ink);
  font-weight: 650;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  background: var(--surface);
  cursor: pointer;
  transition: border-color 150ms ease, color 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

:where(.button--primary, input[type="submit"]) {
  border-color: var(--accent);
  color: var(--accent-ink);
  background: var(--accent);
}

.button--secondary {
  border-color: var(--line);
  color: var(--ink);
  background: var(--surface);
}

.button--danger {
  border-color: var(--danger);
  color: var(--accent-ink);
  background: var(--danger);
}

.button-link {
  min-height: 2.25rem;
  padding: 0.4rem 0.65rem;
  border: 1px solid transparent;
  border-radius: var(--radius-s);
  color: var(--ink-muted);
  background: transparent;
  box-shadow: none;
}

.button-link:hover {
  border-color: var(--line);
  color: var(--accent);
  background: var(--accent-soft);
}

@media (hover: hover) {
  :where(.button--primary, input[type="submit"]):hover {
    box-shadow: var(--shadow-1);
    filter: brightness(0.95);
  }

  .button--secondary:hover,
  :where(.button, button):not(.button--primary):not(.button-link):not(.theme-toggle):hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
  }
}

/* Shared application navigation */
.top-nav {
  position: relative;
  display: flex;
  min-height: 4rem;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-3) max(var(--space-4), calc((100vw - 96rem) / 2));
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  background: var(--surface);
  box-shadow: var(--shadow-1);
  transition: border-color 180ms ease, background-color 180ms ease;
}

/* Logo oben links: Original auf hellen Flächen, Variante mit weißem Claim auf dunklen */
.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  text-decoration: none;
}

.brand__logo {
  display: block;
  width: auto;
  height: 2.25rem;
}

.brand__name {
  margin-left: var(--space-3);
  padding-left: var(--space-3);
  border-left: 1px solid var(--line);
  color: var(--ink);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
}

.brand:hover .brand__name {
  color: var(--accent);
}

.brand__logo--dark {
  display: none;
}

:root[data-theme="dark"] .brand__logo--light {
  display: none;
}

:root[data-theme="dark"] .brand__logo--dark {
  display: block;
}

.top-nav__brand {
  margin-right: var(--space-2);
}

.top-nav__links {
  display: flex;
  min-width: 0;
  flex: 1 1 auto;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-1) var(--space-3);
}

.top-nav__links form {
  margin: 0;
}

.top-nav__links a {
  padding: 0.4rem 0.15rem;
  color: var(--ink-muted);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
}

.top-nav__links a:hover,
.top-nav__links a[aria-current="page"],
.top-nav__links a.is-active {
  color: var(--accent);
}

.top-nav__more {
  position: relative;
  flex: 0 0 auto;
}

.top-nav__more-summary {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-s);
  color: var(--ink-muted);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  list-style: none;
  cursor: pointer;
}

.top-nav__more-summary::-webkit-details-marker {
  display: none;
}

.top-nav__more-summary:hover,
.top-nav__more-summary:focus-visible,
.top-nav__more[open] > .top-nav__more-summary {
  color: var(--accent);
  background: var(--accent-soft);
}

.top-nav__more-chevron {
  line-height: 1;
  transition: transform 150ms ease;
}

.top-nav__more[open] .top-nav__more-chevron {
  transform: rotate(180deg);
}

.top-nav__menu {
  position: absolute;
  z-index: 10;
  top: calc(100% + var(--space-2));
  right: 0;
  display: flex;
  min-width: 14rem;
  flex-direction: column;
  padding: var(--space-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--surface-raised);
  box-shadow: var(--shadow-2);
  max-height: calc(100vh - 5rem);
  overflow-x: hidden;
  overflow-y: auto;
}

/* Gruppen des Menüs (NavigationHelper#backend_nav_groups): Überschrift im Stil der Eyebrow-Zeilen,
   ab Tablet-Breite zwei Spalten, damit das Menü ohne Rollen auf den Schirm passt. */
.top-nav__group {
  display: flex;
  flex-direction: column;
}

.top-nav__group-title {
  display: block;
  padding: var(--space-2) var(--space-3) var(--space-1);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.top-nav__group--account {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--line);
}

@media (min-width: 48.0625rem) {
  .top-nav__menu {
    display: grid;
    grid-template-columns: repeat(2, minmax(13rem, 1fr));
    column-gap: var(--space-3);
  }

  .top-nav__group--account {
    grid-column: 1 / -1;
  }
}

@media (min-width: 64rem) {
  .top-nav__menu {
    grid-template-columns: repeat(3, minmax(13rem, 1fr));
  }
}

.top-nav__menu a,
.top-nav__menu-button {
  display: flex;
  width: 100%;
  min-height: 2.5rem;
  align-items: center;
  justify-content: flex-start;
  padding: var(--space-2) var(--space-3);
  border: 0;
  border-radius: var(--radius-s);
  color: var(--ink-muted);
  font-size: 0.9rem;
  font-weight: 650;
  text-align: start;
  text-decoration: none;
  background: transparent;
}

.top-nav__menu a:hover,
.top-nav__menu-button:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

.top-nav__menu form {
  width: 100%;
  margin: 0;
}

/* Shared flash messages */
.flash-region,
.flash-messages {
  width: min(calc(100% - (2 * var(--space-4))), 96rem);
  margin-inline: auto;
}

.flash-region {
  margin-top: var(--space-4);
}

.flash-region:empty,
.flash-messages:empty {
  display: none;
}

.flash {
  --flash-status: var(--accent);
  margin-bottom: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--line);
  border-inline-start: 4px solid var(--flash-status);
  border-radius: var(--radius-m);
  color: var(--ink);
  background: var(--surface-raised);
  box-shadow: var(--shadow-1);
}

.flash--notice,
.flash--success {
  --flash-status: var(--ok);
}

.flash--warning,
.flash--warn {
  --flash-status: var(--warn);
}

.flash--alert,
.flash--error,
.flash--danger {
  --flash-status: var(--danger);
}

/* Reusable UI primitives */
.ui-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  color: var(--ink);
  background: var(--surface-raised);
  box-shadow: var(--shadow-1);
}

.ui-table {
  width: 100%;
  border-collapse: collapse;
  color: var(--ink);
  font-size: 0.9rem;
}

.ui-table th,
.ui-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--line);
  text-align: start;
  vertical-align: top;
}

.ui-table th {
  color: var(--ink-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--accent-soft);
}

.ui-table tbody tr:last-child td {
  border-bottom: 0;
}

.ui-badge {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: var(--space-1);
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  background: var(--accent-soft);
}

.ui-badge--ok {
  border-color: var(--ok);
  color: var(--ok);
}

.ui-badge--warning {
  border-color: var(--warn);
  color: var(--warn);
}

.ui-badge--danger {
  border-color: var(--danger);
  color: var(--danger);
}

.ui-empty {
  display: grid;
  min-height: 9rem;
  place-items: center;
  padding: var(--space-6);
  border: 1px dashed var(--line);
  border-radius: var(--radius-m);
  color: var(--ink-muted);
  text-align: center;
  background: var(--surface);
}

.ui-empty > :first-child {
  margin-top: 0;
}

.ui-empty > :last-child {
  margin-bottom: 0;
}

/* Theme control shared by interviewer and participant layouts */
.theme-toggle {
  display: inline-grid;
  width: 2.5rem;
  min-width: 2.5rem;
  height: 2.5rem;
  min-height: 2.5rem;
  flex: 0 0 auto;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-muted);
  background: var(--surface);
  box-shadow: none;
}

.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.theme-toggle__icon {
  font-size: 1.15rem;
  line-height: 1;
}

.participation-shell > .theme-toggle {
  margin: 0 0 var(--space-3) auto;
}

@media (max-width: 48rem) {
  .top-nav {
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-4);
  }

  .top-nav__links {
    order: 3;
    width: 100%;
    flex-basis: 100%;
    justify-content: flex-start;
  }

  .top-nav > .theme-toggle {
    margin-inline-start: auto;
  }

  /* Der Menü-Knopf kann in die zweite Zeile umbrechen; das Menü hängt deshalb an der Kopfzeile
     (position: relative) und füllt ihre Breite, statt am Knopf rechtsbündig ins Leere zu ragen. */
  .top-nav__more {
    position: static;
  }

  .top-nav__menu {
    top: calc(100% + var(--space-1));
    right: var(--space-4);
    left: var(--space-4);
    max-height: calc(100vh - 9rem);
  }

  .ui-table th,
  .ui-table td {
    padding-inline: var(--space-3);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition: none !important;
  }
}

.runner-feedback {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-5);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  color: var(--ink);
  background: var(--surface-raised);
  box-shadow: var(--shadow-1);
}

.runner-feedback h2,
.runner-feedback__hint,
.runner-feedback__status,
.runner-feedback__confirmation {
  margin: 0;
}

.runner-feedback__hint,
.runner-feedback__status {
  color: var(--ink-muted);
}

.runner-feedback__form {
  display: grid;
  gap: var(--space-3);
}

.runner-feedback__form textarea {
  min-height: 7rem;
}

.runner-feedback__recorder {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-2);
}

.runner-feedback__timer {
  min-width: 3.2rem;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  text-align: right;
}

.runner-feedback__status {
  grid-column: 1 / -1;
  min-height: 1.35rem;
  font-size: 0.85rem;
}

.runner-feedback--recording .runner-button--microphone {
  box-shadow: 0 0 0 0.35rem color-mix(in srgb, var(--danger) 12%, transparent);
}

.runner-feedback--recording .runner-feedback__timer {
  color: var(--danger);
  font-weight: 800;
}

.runner-feedback__confirmation {
  padding: var(--space-4);
  border: 1px solid color-mix(in srgb, var(--ok) 48%, var(--line));
  border-radius: var(--radius-m);
  color: var(--ok);
  background: var(--surface);
}

.admin-feedback-empty {
  margin: var(--space-5) 0 0;
  color: var(--ink-muted);
}

.admin-feedback-chart,
.admin-feedback-link {
  margin-top: var(--space-5);
}

.admin-feedback-link {
  margin-bottom: 0;
}

.admin-feedback-text {
  max-width: 28rem;
  white-space: normal;
}

.admin-feedback-detail {
  display: grid;
  gap: var(--space-5);
}

.admin-feedback-meta {
  display: grid;
  gap: var(--space-3);
  margin: 0;
}

.admin-feedback-meta div {
  display: grid;
  grid-template-columns: minmax(8rem, 1fr) minmax(0, 2fr);
  gap: var(--space-3);
}

.admin-feedback-meta dt {
  color: var(--ink-muted);
  font-weight: 700;
}

.admin-feedback-meta dd,
.admin-feedback-detail__text h2,
.admin-feedback-detail__text p {
  margin: 0;
}

.admin-feedback-detail__text {
  display: grid;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--line);
}