/* ============================================
   MBARI KOLA — APPLICATION FORM PART 2
   Design Tokens & Foundations
   ============================================ */
:root {
  --mk-ink: #100F0D;
  --mk-paper: #F8F5EF;
  --mk-white: #FFFFFF;
  --mk-coral: #EA4940;
  --mk-wine: #240703;
  --mk-muted: #746E68;
  --mk-muted-dark: #B8B1AB;
  --mk-success: #3E7454;
  --mk-error: #C83C36;
  --mk-line: rgba(16,15,13,.16);
  --mk-line-dark: rgba(255,255,255,.16);
  --mk-font: 'Montserrat', sans-serif;
  --mk-ease: cubic-bezier(.22,1,.36,1);
  --mk-reading: 720px;
  --mk-gutter: clamp(1rem, 4vw, 3rem);
}

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

html { scroll-behavior: smooth; }

body.gel-membership-page {
  margin: 0;
  background: var(--mk-ink);
  color: var(--mk-ink);
  font-family: var(--mk-font);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

.gel-membership-page .gel-membership {
  min-height: 100dvh;
}

.gel-membership-unavailable,
.gel-membership-verification {
  width: min(100% - 2rem, 620px);
  margin: 0 auto;
  padding: clamp(3rem, 10vh, 7rem) clamp(1.25rem, 5vw, 3.5rem);
  color: var(--mk-ink);
  background: var(--mk-paper);
  min-height: 100dvh;
}

.gel-membership-unavailable__logo,
.gel-membership-verification__logo {
  width: 104px;
  margin-bottom: 3rem;
}

.gel-membership-verification__eyebrow,
.gel-membership-unavailable__eyebrow {
  color: var(--mk-coral);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.gel-membership-verification h1,
.gel-membership-unavailable h1 {
  margin: .5rem 0 1.25rem;
  font-size: clamp(2rem, 7vw, 3.5rem);
  line-height: 1;
  letter-spacing: -.04em;
}

.gel-membership-verification__form {
  display: grid;
  gap: .75rem;
  margin-top: 2rem;
}

.gel-membership-verification__form input {
  width: 100%;
  min-height: 56px;
  padding: .8rem 1rem;
  border: 1px solid var(--mk-line);
  background: var(--mk-white);
  color: var(--mk-ink);
  font-size: 1.35rem;
  letter-spacing: .35em;
}

.gel-membership-verification button {
  min-height: 48px;
  padding: .8rem 1.25rem;
  border: 1px solid var(--mk-coral);
  background: var(--mk-coral);
  color: var(--mk-white);
  font-weight: 700;
  cursor: pointer;
}

.gel-membership-verification__resend {
  margin-top: .75rem;
}

.gel-membership-verification__resend button {
  background: transparent;
  color: var(--mk-coral);
}

.gel-membership-verification__error {
  padding: .75rem 1rem;
  border-left: 4px solid var(--mk-error);
  background: rgba(200,60,54,.08);
}

.gel-membership-verification__support {
  margin-top: 2rem;
  color: var(--mk-muted);
}

.draft-conflict {
  margin-top: 1.5rem;
  padding: 1.25rem;
  border: 2px solid var(--mk-coral);
  background: rgba(234,73,64,.08);
}

.draft-conflict h4 {
  margin: 0 0 .5rem;
}

.draft-conflict button {
  min-height: 44px;
  margin: .5rem .5rem 0 0;
  padding: .7rem 1rem;
  border: 1px solid var(--mk-coral);
  background: var(--mk-coral);
  color: var(--mk-white);
  font-weight: 700;
  cursor: pointer;
}

.draft-conflict button + button {
  background: transparent;
  color: var(--mk-coral);
}

.preview-status.is-error {
  color: var(--mk-error);
}

img { display: block; max-width: 100%; }

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

:focus-visible {
  outline: 2px solid var(--mk-coral);
  outline-offset: 4px;
}

::selection {
  background: var(--mk-coral);
  color: var(--mk-white);
}

/* ============================================
   STATE CONTAINERS
   ============================================ */
.app-state {
  position: relative;
  width: 100%;
  min-height: 100dvh;
}

.app-state[hidden] {
  display: none;
}

/* ============================================
   COVER STATE
   ============================================ */
.app-cover {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  background: var(--mk-ink);
  color: var(--mk-white);
  overflow: hidden;
  isolation: isolate;
}

/* Hero image atmosphere */
.cover-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.cover-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.68) contrast(.9) brightness(.58);
}

.cover-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(16,15,13,.38) 0%, rgba(16,15,13,.58) 48%, rgba(16,15,13,.9) 100%),
    radial-gradient(ellipse at 50% 42%, rgba(16,15,13,.08), rgba(16,15,13,.58));
}

/* Cover surface — the layer that will split away */
.cover-surface {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: transparent;
  pointer-events: none;
}

/* Cover content */
.cover-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  text-align: center;
  padding: clamp(2rem, 5vw, 4rem) var(--mk-gutter);
  pointer-events: auto;
}

.cover-content > * {
  transition: opacity 0.45s var(--mk-ease);
}

.cover-logo {
  width: clamp(104px, 11vw, 136px);
  margin: 0;
  opacity: 0;
  animation: coverFadeIn 1.8s var(--mk-ease) .3s forwards;
}

/* Cover title */
.cover-title {
  max-width: 560px;
  margin: 0;
  font-size: clamp(1.8rem, 3.5vw, 3.25rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1;
  opacity: 0;
  animation: coverFadeUp 1.8s var(--mk-ease) 1.2s forwards;
}

/* Cover button */
.cover-btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: .85rem 1.5rem;
  border: 1px solid var(--mk-coral);
  border-radius: 0;
  background: var(--mk-coral);
  color: var(--mk-white);
  font-family: var(--mk-font);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: lowercase;
  cursor: pointer;
  transition: background 0.26s var(--mk-ease), color 0.26s var(--mk-ease), transform 0.26s var(--mk-ease);
  opacity: 0;
  animation: coverFadeUp 1.6s var(--mk-ease) 2.2s forwards;
}

.cover-btn::after {
  content: '→';
}

.cover-btn:hover {
  background: transparent;
  color: var(--mk-coral);
  transform: translateY(-2px);
}

/* Cover tagline */
.cover-tagline {
  position: absolute;
  bottom: clamp(2rem, 5vh, 3.5rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  margin: 0;
  color: rgba(255,255,255,.38);
  font-size: .88rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: .02em;
  opacity: 0;
  animation: coverFadeIn 1.4s var(--mk-ease) 3.2s forwards;
}

@keyframes coverFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes coverFadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   ORGANIC SPLIT TRANSITION
   ============================================ */
.app-cover.is-transitioning .cover-surface {
  animation: coverRecede 2.5s var(--mk-ease) forwards;
}

.app-cover.is-transitioning .cover-content > * {
  opacity: 0;
  transition: opacity 1.1s var(--mk-ease);
}

.app-cover.is-transitioning .cover-bg {
  opacity: 0.45;
  transition: opacity 1.8s var(--mk-ease);
}

.app-cover.is-transitioning .cover-tagline {
  opacity: 0;
  transition: opacity 1s var(--mk-ease);
}

@keyframes coverRecede {
  0% {
    clip-path: polygon(0 0, 94% 0, 96% 17%, 92% 39%, 97% 61%, 93% 83%, 96% 100%, 0 100%);
  }
  100% {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }
}

/* ============================================
   FORM STATE
   ============================================ */
.app-form {
  background: var(--mk-paper);
  color: var(--mk-ink);
  min-height: 100dvh;
}

/* Form wordmark bar */
.form-wordmark-bar {
  display: flex;
  justify-content: center;
  padding: clamp(1.5rem, 3vw, 2.5rem) 0;
  border-bottom: 1px solid var(--mk-line);
}

.form-wordmark-bar img {
  width: clamp(100px, 13vw, 130px);
}

/* Form layout: sidebar + main */
.form-layout {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
  width: min(1080px, calc(100% - 2 * var(--mk-gutter)));
  margin: 0 auto;
  align-items: start;
}

/* ============================================
   SIDEBAR PROGRESS NAV
   ============================================ */
.form-sidebar {
  position: sticky;
  top: clamp(2rem, 4vw, 3rem);
  padding-top: clamp(2.5rem, 5vw, 4rem);
}

.sidebar-label {
  margin: 0 0 .65rem;
  color: var(--mk-muted);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: lowercase;
}

.sidebar-progress {
  margin-bottom: 1.25rem;
}

.sidebar-progress progress {
  display: block;
  width: 100%;
  height: 4px;
  border: 0;
  border-radius: 0;
  overflow: hidden;
  background: var(--mk-line);
  color: var(--mk-coral);
}

.sidebar-progress progress::-webkit-progress-bar { background: var(--mk-line); }
.sidebar-progress progress::-webkit-progress-value { background: var(--mk-coral); }
.sidebar-progress progress::-moz-progress-bar { background: var(--mk-coral); }

.sidebar-progress p {
  margin: .45rem 0 0;
  color: var(--mk-muted);
  font-size: .66rem;
  letter-spacing: .03em;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar-nav a {
  display: block;
  padding: .65rem 0;
  color: var(--mk-muted);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .03em;
  text-decoration: none;
  border-left: 2px solid transparent;
  padding-left: .85rem;
  transition: color 0.22s var(--mk-ease), border-color 0.22s var(--mk-ease), transform 0.22s var(--mk-ease);
}

.sidebar-nav a:hover {
  color: var(--mk-ink);
}

.sidebar-nav a.is-active {
  color: var(--mk-coral);
  border-left-color: var(--mk-coral);
  font-weight: 600;
}

.sidebar-nav a.is-completed {
  color: var(--mk-muted);
}

.sidebar-nav a.is-active.is-completed {
  color: var(--mk-coral);
}

.sidebar-nav a.is-completed::after {
  content: ' ✓';
  font-size: .65rem;
  color: var(--mk-success);
}

/* Save indicator */
.save-indicator {
  margin-top: 1.5rem;
  color: var(--mk-success);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .04em;
  opacity: 0;
  transition: opacity 0.35s var(--mk-ease);
}

.save-indicator.is-visible {
  opacity: 1;
}

.preview-status {
  min-height: 1.5rem;
  margin: 1.25rem 0 0;
  padding-left: 1rem;
  border-left: 3px solid transparent;
  color: var(--mk-muted);
  font-size: .78rem;
}

.preview-status.is-visible {
  border-left-color: var(--mk-coral);
  color: var(--mk-ink);
}

/* ============================================
   FORM MAIN CONTENT
   ============================================ */
.form-main {
  padding: clamp(2.5rem, 5vw, 4rem) 0 clamp(5rem, 8vw, 7rem);
}

/* Form intro */
.form-intro {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.form-eyebrow {
  margin: 0 0 .8rem;
  color: var(--mk-coral);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: lowercase;
}

.form-title {
  margin: 0 0 1.2rem;
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 400;
  letter-spacing: -.05em;
  line-height: .96;
}

.form-lead {
  max-width: var(--mk-reading);
  margin: 0;
  color: var(--mk-muted);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.55;
}

/* Error summary */
.form-error-summary {
  margin: 0 0 2rem;
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--mk-error);
  background: rgba(200,60,54,.06);
  color: var(--mk-error);
  font-size: .84rem;
  font-weight: 500;
  line-height: 1.5;
}

.form-error-summary[hidden] {
  display: none;
}

/* ============================================
   FORM SECTIONS
   ============================================ */
.form-section {
  margin-bottom: clamp(3rem, 6vw, 5rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--mk-line);
}

.form-section:first-of-type {
  border-top: none;
  padding-top: 0;
}

.section-heading {
  margin-bottom: clamp(2rem, 3vw, 2.75rem);
}

.section-number {
  display: block;
  margin-bottom: .5rem;
  color: var(--mk-coral);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .12em;
}

.section-title {
  margin: 0 0 .6rem;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-weight: 400;
  letter-spacing: -.035em;
  line-height: 1.1;
}

/* ============================================
   CLICKABLE CHIPS
   ============================================ */
.chips-container {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-bottom: 1.5rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: .5rem 1rem;
  border: 1px solid rgba(16,15,13,.22);
  border-radius: 999px;
  background: transparent;
  color: var(--mk-ink);
  font-family: var(--mk-font);
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .01em;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s var(--mk-ease), color 0.2s var(--mk-ease), border-color 0.2s var(--mk-ease), transform 0.2s var(--mk-ease);
  -webkit-tap-highlight-color: transparent;
}

.chip:hover {
  border-color: var(--mk-coral);
  transform: translateY(-1px);
}

.chip:focus-visible {
  outline: 2px solid var(--mk-coral);
  outline-offset: 2px;
}

.chip.is-selected {
  background: var(--mk-coral);
  border-color: var(--mk-coral);
  color: var(--mk-white);
}

.chip.is-selected:hover {
  background: var(--mk-coral);
  border-color: var(--mk-coral);
  color: var(--mk-white);
}

/* ============================================
   YES/NO TOGGLE (for Question 06)
   ============================================ */
.toggle-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.5rem;
}

.toggle-question {
  flex: 1 0 100%;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .04em;
}

.toggle-btn {
  display: inline-flex;
  align-items: center;
  padding: .55rem 1.3rem;
  border: 1px solid rgba(16,15,13,.22);
  border-radius: 999px;
  background: transparent;
  color: var(--mk-ink);
  font-family: var(--mk-font);
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .02em;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s var(--mk-ease), color 0.2s var(--mk-ease), border-color 0.2s var(--mk-ease);
  -webkit-tap-highlight-color: transparent;
}

.toggle-btn:hover {
  border-color: var(--mk-coral);
}

.toggle-btn:focus-visible {
  outline: 2px solid var(--mk-coral);
  outline-offset: 2px;
}

.toggle-btn.is-active {
  background: var(--mk-coral);
  border-color: var(--mk-coral);
  color: var(--mk-white);
}

.toggle-btn.is-active:hover {
  background: var(--mk-coral);
}

/* Hidden conditional field */
.conditional-field {
  overflow: visible;
  opacity: 1;
  transition: opacity 0.35s var(--mk-ease), margin 0.35s var(--mk-ease);
}

.conditional-field[hidden] {
  display: none;
  opacity: 0;
  margin-bottom: 0;
  pointer-events: none;
}

/* ============================================
   FORM FIELDS
   ============================================ */
.mk-field {
  display: flex;
  flex-direction: column;
  gap: .65rem;
  position: relative;
  margin-bottom: clamp(1.75rem, 3vw, 2.5rem);
}

.mk-field label {
  color: var(--mk-ink);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .035em;
  line-height: 1.4;
}

.mk-field textarea,
.mk-field input,
.mk-field select {
  width: 100%;
  padding: .9rem 0;
  border: 0;
  border-bottom: 1px solid rgba(16,15,13,.3);
  border-radius: 0;
  outline: none;
  background: transparent;
  color: var(--mk-ink);
  font-family: var(--mk-font);
  font-size: 1rem;
  line-height: 1.65;
  resize: vertical;
  transition: border-color 0.22s var(--mk-ease);
}

.mk-field input,
.mk-field select {
  min-height: 3.25rem;
  padding: .65rem 0 .8rem;
}

.mk-field textarea {
  min-height: 150px;
}

.mk-field input[readonly] {
  color: rgba(16,15,13,.72);
  cursor: default;
}

.mk-field textarea:focus,
.mk-field input:focus,
.mk-field select:focus {
  border-color: var(--mk-coral);
}

.mk-field textarea::placeholder,
.mk-field input::placeholder {
  color: rgba(16,15,13,.32);
  font-style: italic;
}

.mk-field-guidance {
  margin: 0;
  color: var(--mk-muted);
  font-size: .75rem;
  line-height: 1.5;
}

/* Field error state */
.mk-field-error textarea,
.mk-field-error input,
.mk-field-error select {
  border-bottom-color: var(--mk-error);
}

.mk-error-text {
  color: var(--mk-error);
  font-size: .75rem;
  font-weight: 500;
}

/* ============================================
   QUOTE INTERLUDE (Coral Panel)
   ============================================ */
.form-interlude {
  position: relative;
  width: 100%;
  margin-top: clamp(2rem, 5vw, 4rem);
  margin-bottom: clamp(2rem, 5vw, 4rem);
  padding: clamp(2rem, 4vw, 3rem) clamp(1.5rem, 5vw, 4rem);
  border: 1px solid rgba(234,73,64,.18);
  background: rgba(234,73,64,.08);
  color: var(--mk-ink);
  text-align: center;
}

.form-interlude blockquote {
  max-width: 560px;
  margin: 0 auto;
  font-size: clamp(1.4rem, 2.7vw, 2.35rem);
  font-weight: 400;
  letter-spacing: -.03em;
  line-height: 1.08;
}

/* ============================================
   FORM FOOTER (Consent + Submit)
   ============================================ */
.step-actions {
  display: flex;
  justify-content: flex-end;
  padding-top: 1.25rem;
  border-top: 1px solid var(--mk-line);
}

.step-actions[hidden] {
  display: none;
}

.form-footer {
  padding-top: 2rem;
  border-top: 1px solid var(--mk-line);
}

.consent-field {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  margin-bottom: 1.5rem;
  color: var(--mk-muted);
  font-size: .82rem;
  line-height: 1.5;
}

.consent-field input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: .15rem;
  accent-color: var(--mk-coral);
}

.consent-error {
  color: var(--mk-error);
  font-size: .75rem;
  font-weight: 500;
  margin: -.5rem 0 1rem;
}

.consent-error[hidden] {
  display: none;
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.submit-btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: .85rem 1.5rem;
  border: 1px solid var(--mk-coral);
  border-radius: 0;
  background: var(--mk-coral);
  color: var(--mk-white);
  font-family: var(--mk-font);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: lowercase;
  cursor: pointer;
  transition: background 0.26s var(--mk-ease), color 0.26s var(--mk-ease), transform 0.26s var(--mk-ease), opacity 0.26s;
}

.submit-btn::after {
  content: '→';
}

.submit-btn:hover {
  background: transparent;
  color: var(--mk-coral);
  transform: translateY(-2px);
}

.submit-btn:disabled {
  opacity: .45;
  cursor: not-allowed;
  transform: none;
}

/* ============================================
   CONFIRMATION STATE
   ============================================ */
.app-confirmation {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  background: var(--mk-ink);
  color: var(--mk-white);
  overflow: hidden;
  isolation: isolate;
  text-align: center;
  padding: clamp(2rem, 5vw, 4rem) var(--mk-gutter);
}

.confirmation-wordmark {
  width: clamp(100px, 14vw, 140px);
  margin-bottom: clamp(2.5rem, 6vh, 4.5rem);
  opacity: 0;
  animation: coverFadeIn 0.9s var(--mk-ease) 0.1s forwards;
}

.confirmation-eyebrow {
  margin: 0 0 1rem;
  color: var(--mk-coral);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: lowercase;
  opacity: 0;
  animation: coverFadeUp 0.8s var(--mk-ease) 0.5s forwards;
}

.confirmation-title {
  max-width: 700px;
  margin: 0 0 1.5rem;
  font-size: clamp(2.4rem, 6vw, 5.2rem);
  font-weight: 400;
  letter-spacing: -.05em;
  line-height: .96;
  opacity: 0;
  animation: coverFadeUp 0.85s var(--mk-ease) 0.9s forwards;
}

.confirmation-message {
  max-width: 560px;
  margin: 0;
  color: var(--mk-muted-dark);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: 1.55;
  opacity: 0;
  animation: coverFadeUp 0.8s var(--mk-ease) 1.4s forwards;
}

.confirmation-submitted-at,
.confirmation-support {
  position: relative;
  z-index: 1;
  max-width: 560px;
  margin: 1rem 0 0;
  color: var(--mk-muted-dark);
  font-size: .82rem;
  opacity: 0;
  animation: coverFadeUp 0.8s var(--mk-ease) 1.6s forwards;
}

.confirmation-support {
  margin-top: .65rem;
  animation-delay: 1.75s;
}

.confirmation-support a {
  color: var(--mk-white);
  text-underline-offset: .25em;
}

.reference-entry {
  display: grid;
  gap: 1rem;
  margin: 0 0 1.5rem;
  padding: 1.25rem;
  border: 1px solid var(--mk-line);
}

.reference-entry legend {
  padding: 0 .4rem;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: lowercase;
}

.reference-entry input {
  width: 100%;
  min-height: 48px;
  padding: .8rem 0;
  border: 0;
  border-bottom: 1px solid var(--mk-line);
  border-radius: 0;
  background: transparent;
  color: var(--mk-ink);
  font: inherit;
}

.reference-add,
.reference-remove {
  min-height: 42px;
  border: 1px solid var(--mk-ink);
  background: transparent;
  color: var(--mk-ink);
  font: inherit;
  font-size: .78rem;
  font-weight: 700;
  cursor: pointer;
}

.reference-remove {
  justify-self: start;
  padding: .55rem .85rem;
  border-color: var(--mk-line);
}

.reference-add {
  padding: .7rem 1rem;
}

.confirmation-tagline {
  position: absolute;
  bottom: clamp(2rem, 5vh, 3.5rem);
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  color: rgba(255,255,255,.32);
  font-size: .88rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: .02em;
  opacity: 0;
  animation: coverFadeIn 0.9s var(--mk-ease) 1.9s forwards;
}

.confirmation-watermark {
  position: absolute;
  right: clamp(1.5rem, 4vw, 4rem);
  bottom: clamp(1.5rem, 4vh, 3rem);
  width: clamp(100px, 14vw, 150px);
  opacity: 0;
  animation: coverFadeIn 1s var(--mk-ease) 2.4s forwards;
}

/* ============================================
   NEUTRAL GATEWAY RESPONSE
   ============================================ */
.gel-membership-unavailable {
  display: flex;
  min-height: 100dvh;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: clamp(2rem, 5vw, 4rem) var(--mk-gutter);
  background: var(--mk-paper);
  color: var(--mk-ink);
  text-align: center;
}

.gel-membership-unavailable__logo {
  width: clamp(110px, 16vw, 160px);
  margin-bottom: clamp(3rem, 8vh, 6rem);
}

.gel-membership-unavailable__eyebrow {
  margin: 0 0 1rem;
  color: var(--mk-coral);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.gel-membership-unavailable h1 {
  max-width: 760px;
  margin: 0 0 1.5rem;
  font-size: clamp(2.4rem, 6vw, 5.2rem);
  font-weight: 400;
  letter-spacing: -.05em;
  line-height: .96;
}

.gel-membership-unavailable > p:last-child {
  max-width: var(--mk-reading);
  margin: 0;
  color: var(--mk-muted);
}

.gel-membership-unavailable > p:last-child a {
  color: var(--mk-coral);
  font-weight: 600;
  text-underline-offset: .2em;
}

.gel-membership-unavailable > p:last-child a:hover {
  color: var(--mk-ink);
}

/* ============================================
   RESPONSIVE — Tablet (≤800px)
   ============================================ */
@media (max-width: 800px) {
  .form-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .form-sidebar {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: .5rem;
    overflow-x: auto;
    padding: .75rem 0;
    margin: 0 calc(-1 * var(--mk-gutter));
    padding-left: var(--mk-gutter);
    padding-right: var(--mk-gutter);
    border-bottom: 1px solid var(--mk-line);
    background: var(--mk-paper);
    -webkit-overflow-scrolling: touch;
  }

  .sidebar-label {
    display: none;
  }

  .sidebar-progress {
    flex: 0 0 108px;
    margin: 0 .35rem 0 0;
  }

  .sidebar-progress p {
    white-space: nowrap;
  }

  .sidebar-nav {
    flex-direction: row;
    gap: .25rem;
  }

  .sidebar-nav a {
    flex-shrink: 0;
    padding: .45rem .75rem;
    border-left: none;
    border-bottom: 2px solid transparent;
    font-size: .7rem;
    white-space: nowrap;
  }

  .sidebar-nav a.is-active {
    border-left-color: transparent;
    border-bottom-color: var(--mk-coral);
  }

  .sidebar-nav a.is-completed::after {
    content: '';
  }

  .save-indicator {
    display: none;
  }

  .form-main {
    padding-top: 2rem;
  }

  .cover-title {
    font-size: clamp(1.85rem, 6vw, 3.25rem);
  }

  .cover-bg img {
    filter: saturate(.35) contrast(.78) brightness(.42);
  }
}

/* ============================================
   RESPONSIVE — Mobile (≤560px)
   ============================================ */
@media (max-width: 560px) {
  :root {
    --mk-gutter: 1.25rem;
  }

  .cover-title {
    font-size: clamp(1.65rem, 7vw, 2.4rem);
  }

  .cover-logo {
    width: 92px;
    margin: 0;
  }

  .cover-content {
    gap: 1.5rem;
  }

  .cover-btn {
    width: 100%;
    max-width: 280px;
  }

  .cover-tagline {
    font-size: .76rem;
    text-align: center;
    width: 100%;
    padding: 0 var(--mk-gutter);
  }

  .form-layout {
    width: 100%;
    padding: 0 var(--mk-gutter);
  }

  .form-sidebar {
    margin: 0 calc(-1 * var(--mk-gutter));
  }

  .form-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }

  .section-title {
    font-size: clamp(1.3rem, 5vw, 1.6rem);
  }

  .mk-field textarea {
    min-height: 120px;
    font-size: .92rem;
  }

  .chips-container {
    gap: .4rem;
  }

  .chip {
    padding: .4rem .8rem;
    font-size: .74rem;
  }

  .toggle-btn {
    padding: .45rem 1rem;
    font-size: .76rem;
  }

  .form-interlude blockquote {
    font-size: clamp(1.3rem, 5vw, 2rem);
  }

  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .submit-btn {
    width: 100%;
  }

  .confirmation-title {
    font-size: clamp(1.9rem, 7vw, 3rem);
  }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }

  .cover-content > *,
  .cover-tagline,
  .confirmation-eyebrow,
  .confirmation-title,
  .confirmation-message,
  .confirmation-tagline,
  .confirmation-watermark {
    opacity: 1;
    transform: none;
  }

  .app-cover.is-transitioning .cover-surface {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }

  .app-cover.is-transitioning .cover-content > *,
  .app-cover.is-transitioning .cover-tagline {
    opacity: 0;
  }
}