/* ==========================================================================
   Somma Client Onboarding Wizard — CSS Stylesheet
   Identity: Official Vertebrae Spine Motif, Warm Ivory Palette, Apple-grade Craft
   ========================================================================== */

:root {
  --bg: #F9F6EF;
  --paper: #FFFFFF;
  --soft: #F1ECE0;
  --soft-2: #EAE4D6;
  --ink: #111110;
  --ink-2: #3D3B38;
  --muted: #6F6C68;
  --muted-2: #9A9691;
  --line: #E6E2DB;
  --line-2: #D9D4CB;

  --dark: #1C1B1A;
  --dark-hover: #000000;
  --dark-fg: #F4F2EE;

  --sage: #BFD3C1;
  --sage-2: #E3EDE3;
  --sage-deep: #8FB39B;
  --sage-ink: #35624A;

  --mist: #C3D6E6;
  --mist-2: #E4EDF4;
  --mist-deep: #8FB3CC;
  --mist-ink: #2F5A7C;

  --clay: #E6BFA4;
  --clay-ink: #7A4A2E;
  --red: #D9534F;
  --red-bg: #FDF2F2;

  --shell: 960px;
  --sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --disp: 'Inter Tight', 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --ease: cubic-bezier(.16, 1, .3, 1);
}

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

body {
  font-family: var(--sans);
  background-color: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-size: 16px;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

input, select, textarea {
  font-family: inherit;
  font-size: 15px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  width: 100%;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--dark);
  box-shadow: 0 0 0 3px rgba(28, 27, 26, 0.08);
}

input::placeholder, textarea::placeholder {
  color: var(--muted-2);
}

.mono {
  font-family: var(--mono);
}

/* Header & Optical Logo Alignment */
.header {
  border-bottom: 1px solid var(--line);
  background: rgba(249, 246, 239, 0.92);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 40;
}

.header-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: 'Manrope', var(--disp), var(--sans);
  font-weight: 800;
  font-size: 26px;
  letter-spacing: -0.03em;
  color: var(--ink);
}

/* Official Logo with optical centering */
.brand-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
  display: block;
  transform: translateY(-0.8px);
}

.brand-badge {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--sage-2);
  color: var(--sage-ink);
  border: 1px solid var(--sage-deep);
  border-radius: 999px;
  padding: 3px 10px;
  margin-left: 4px;
}

/* Layout Shell */
.main-wrap {
  flex: 1;
  max-width: var(--shell);
  width: 100%;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

/* Progress Tracker */
.steps-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 36px;
  overflow-x: auto;
  padding-bottom: 6px;
}

.step-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  padding: 6px 10px;
  border-radius: 8px;
  background: transparent;
  transition: all .2s;
}

.step-indicator .num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--soft);
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  transition: all .2s;
}

.step-indicator.active {
  color: var(--ink);
  font-weight: 600;
  background: var(--soft);
}

.step-indicator.active .num {
  background: var(--dark);
  color: #fff;
}

.step-indicator.done {
  color: var(--sage-ink);
}

.step-indicator.done .num {
  background: var(--sage-2);
  color: var(--sage-ink);
  border: 1px solid var(--sage-deep);
}

/* Card Container */
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 36px 40px;
  box-shadow: 0 20px 40px -24px rgba(20, 18, 15, 0.08);
}

.card-title {
  font-family: var(--disp);
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 8px;
}

.card-subtitle {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.5;
  margin-bottom: 32px;
  max-width: 640px;
}

/* Forms & Fields */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 28px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-group.full {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-2);
}

/* Modular Plans Grid (Step 1) */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

@media (max-width: 840px) {
  .plans-grid {
    grid-template-columns: 1fr;
  }
}

.plan-card {
  border: 2px solid var(--line);
  background: var(--paper);
  border-radius: 12px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.18s var(--ease);
  position: relative;
  display: flex;
  flex-direction: column;
}

.plan-card:hover {
  border-color: var(--line-2);
  transform: translateY(-1px);
  box-shadow: 0 8px 18px -8px rgba(20, 18, 15, 0.08);
}

.plan-card.active {
  border-color: var(--dark);
  background: #FCFBF7;
  box-shadow: 0 10px 24px -10px rgba(28, 27, 26, 0.12);
}

.plan-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.plan-badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--sage-2);
  color: var(--sage-ink);
  border: 1px solid var(--sage-deep);
}

.plan-badge.neutral {
  background: var(--soft);
  color: var(--ink-2);
  border-color: var(--line);
}

.plan-radio {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--line-2);
  display: grid;
  place-items: center;
  transition: all 0.15s;
}

.plan-card.active .plan-radio {
  border-color: var(--dark);
  background: var(--dark);
}

.plan-card.active .plan-radio::after {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #FFFFFF;
}

.plan-name {
  font-family: var(--disp);
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 6px;
}

.plan-tagline {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.45;
  margin-bottom: 16px;
  flex-grow: 1;
}

.plan-price-info {
  border-top: 1px solid var(--line);
  padding-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.plan-base-rate {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.plan-extra-rate {
  font-size: 12px;
  color: var(--muted);
}

/* Counter Box (Professionals Selector) */
.counter-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 24px;
}

.counter-info h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.counter-info p {
  font-size: 13.5px;
  color: var(--muted);
  margin-top: 2px;
}

.counter-control {
  display: flex;
  align-items: center;
  gap: 14px;
}

.counter-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: var(--paper);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  transition: all .15s;
}

.counter-btn:hover {
  background: var(--soft-2);
  border-color: var(--line-2);
}

.counter-val {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 600;
  min-width: 32px;
  text-align: center;
}

.bracket-badge {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--paper);
  color: var(--ink-2);
  border: 1px solid var(--line-2);
}

/* Usage Tier Selector (Step 1) */
.tier-selector-box {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
  margin-bottom: 24px;
}

.tier-selector-box.hidden {
  display: none !important;
}

.tier-selector-header {
  margin-bottom: 14px;
}

.tier-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 640px) {
  .tier-options-grid {
    grid-template-columns: 1fr;
  }
}

.tier-card {
  border: 2px solid var(--line);
  background: var(--soft);
  border-radius: 10px;
  padding: 14px 16px;
  cursor: pointer;
  transition: all 0.18s var(--ease);
  display: flex;
  flex-direction: column;
  gap: 10px;
  user-select: none;
}

.tier-card:hover {
  border-color: var(--line-2);
  background: var(--paper);
}

.tier-card.active {
  border-color: var(--dark);
  background: #FCFBF7;
  box-shadow: 0 4px 14px rgba(28, 27, 26, 0.08);
}

.tier-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tier-badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 2px 7px;
  border-radius: 5px;
  background: var(--soft-2);
  color: var(--ink-2);
  border: 1px solid var(--line);
}

.tier-badge.plus {
  background: var(--sage-2);
  color: var(--sage-ink);
  border-color: var(--sage);
}

.tier-price {
  font-family: var(--disp);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

.tier-features {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tier-spec {
  font-size: 13px;
  color: var(--ink-2);
  font-weight: 500;
}

/* Dynamic Live Price Callout */
.price-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--sage-2);
  border: 1px solid var(--sage);
  border-radius: 10px;
  padding: 18px 24px;
  margin-bottom: 30px;
}

.price-callout-text h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--sage-ink);
}

.price-callout-text p {
  font-size: 13px;
  color: var(--sage-ink);
  opacity: 0.85;
  margin-top: 2px;
}

.price-callout-amount {
  font-family: var(--disp);
  font-size: 32px;
  font-weight: 700;
  color: var(--sage-ink);
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.price-callout-amount span {
  font-size: 15px;
  font-family: var(--sans);
  font-weight: 500;
  opacity: 0.75;
}

/* Contract Cards (Step 2) */
.contract-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 28px;
}

.contract-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contract-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.contract-badge {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  background: var(--mist-2);
  color: var(--mist-ink);
  border: 1px solid var(--mist-deep);
  border-radius: 4px;
  padding: 3px 8px;
  font-weight: 600;
}

.contract-card h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.contract-card p {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.5;
}

.contract-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  margin-top: auto;
  transition: background .15s;
}

.contract-btn:hover {
  background: var(--soft-2);
}

/* Callout Alert Box */
.alert-box {
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.alert-box.info {
  background: var(--mist-2);
  border: 1px solid var(--mist);
  color: var(--mist-ink);
}

.alert-box.warning {
  background: #FFF8E6;
  border: 1px solid #FFE082;
  color: #7A5800;
}

.alert-box.success {
  background: var(--sage-2);
  border: 1px solid var(--sage);
  color: var(--sage-ink);
}

.alert-box svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.alert-box p {
  font-size: 14px;
  line-height: 1.5;
}

/* Drag and Drop Zone (Step 4) */
.dropzone {
  border: 2px dashed var(--line-2);
  border-radius: 12px;
  padding: 48px 24px;
  text-align: center;
  background: var(--soft);
  cursor: pointer;
  transition: all .2s;
  margin-bottom: 24px;
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--dark);
  background: var(--paper);
}

.dropzone-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 14px;
  color: var(--muted);
}

.dropzone-text h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
}

.dropzone-text p {
  font-size: 13.5px;
  color: var(--muted);
}

.file-preview {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 16px;
  margin-top: 14px;
}

.file-preview-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
}

/* Step 5: Services & Therapists Cards */
.services-list, .therapists-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.service-card, .therapist-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all .15s ease;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

.service-card:hover, .therapist-card:hover {
  border-color: var(--line-2);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.service-main-row {
  display: grid;
  grid-template-columns: 1fr 140px 130px 38px;
  gap: 12px;
  align-items: flex-end;
}

.therapist-main-row {
  display: grid;
  grid-template-columns: 1.4fr 1.4fr 1fr 38px;
  gap: 12px;
  align-items: flex-end;
}

@media (max-width: 768px) {
  .service-main-row, .therapist-main-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

.input-field-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.compact-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.input-unit-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-unit-wrap input {
  padding-right: 44px;
  font-family: var(--mono);
  font-weight: 600;
  text-align: right;
}

.unit-tag {
  position: absolute;
  right: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  pointer-events: none;
  user-select: none;
}

.service-options-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}

.service-opt-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  cursor: pointer;
  user-select: none;
  transition: all .15s;
}

.service-opt-chip:hover {
  background: var(--soft-2);
  border-color: var(--line-2);
}

.service-opt-chip.active {
  background: var(--sage-2);
  border-color: var(--sage);
  color: var(--sage-ink);
  font-weight: 600;
}

.service-opt-chip input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--dark);
  cursor: pointer;
}

.capacity-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 10px;
  font-size: 13px;
  color: var(--muted);
}

.capacity-pill input {
  width: 50px;
  padding: 4px 6px;
  font-size: 13.5px;
  font-family: var(--mono);
  font-weight: 600;
  text-align: center;
  border: 1px solid var(--line-2);
  border-radius: 6px;
}

/* Assigned services pills on therapist card */
.therapist-services-wrap {
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}

.therapist-services-title {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 10px;
}

.service-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-pill-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 20px;
  border: 1.5px solid var(--line-2);
  background: var(--paper);
  color: var(--muted);
  cursor: pointer;
  transition: all .15s ease;
  user-select: none;
}

.service-pill-toggle:hover {
  border-color: var(--dark);
  color: var(--ink);
  background: var(--soft);
}

.service-pill-toggle.selected {
  background: var(--dark);
  color: #FFFFFF;
  border-color: var(--dark);
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

.service-pill-toggle .pill-check {
  font-weight: 700;
  color: var(--sage);
}

.service-pill-toggle .pill-add {
  font-weight: 700;
  color: var(--muted);
}

.remove-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--paper);
  display: grid;
  place-items: center;
  color: var(--muted);
  transition: all .15s;
  flex-shrink: 0;
  cursor: pointer;
}

.remove-btn:hover {
  background: var(--red-bg);
  border-color: var(--red);
  color: var(--red);
}

.add-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--dark);
  padding: 9px 16px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--soft);
  align-self: flex-start;
  transition: all .15s;
  cursor: pointer;
}

.add-btn:hover {
  background: var(--soft-2);
  border-color: var(--line-2);
}

/* Step 7: Scheduler (Monthly Calendar + 15-Min Slots) */
.scheduler-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
  align-items: stretch;
}

@media (max-width: 768px) {
  .scheduler-grid {
    grid-template-columns: 1fr;
  }
}

.cal-box, .slots-box {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.cal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.cal-month-title {
  font-size: 16px;
  font-weight: 700;
  text-transform: capitalize;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.cal-nav-btn {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--soft);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all .15s;
  color: var(--ink);
}

.cal-nav-btn:hover:not(:disabled) {
  background: var(--soft-2);
  border-color: var(--line-2);
}

.cal-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.cal-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  text-align: center;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.cal-cell {
  aspect-ratio: 1;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
  border: 1px solid transparent;
  color: var(--ink);
}

.cal-cell:hover:not(.disabled):not(.active) {
  background: var(--soft);
  border-color: var(--line);
}

.cal-cell.today {
  border: 1.5px solid var(--dark);
}

.cal-cell.active {
  background: var(--dark) !important;
  color: #FFFFFF !important;
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.18);
}

.cal-cell.disabled {
  color: var(--muted-2);
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

.cal-cell.empty {
  visibility: hidden;
  pointer-events: none;
}

/* Slots Box */
.slots-box {
  max-height: 440px;
}

.slots-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.slots-header h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.slots-scroll {
  flex: 1;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  padding-right: 6px;
}

.slots-scroll::-webkit-scrollbar {
  width: 6px;
}

.slots-scroll::-webkit-scrollbar-thumb {
  background: var(--line-2);
  border-radius: 4px;
}

.slot-btn {
  font-family: var(--mono);
  font-size: 13.5px;
  font-weight: 600;
  padding: 11px 8px;
  text-align: center;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  transition: all .15s;
  color: var(--ink);
}

.slot-btn:hover:not(.active) {
  background: var(--soft);
  border-color: var(--line-2);
}

.slot-btn.active {
  background: var(--dark) !important;
  color: #FFFFFF !important;
  border-color: var(--dark) !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}

.slot-btn.disabled {
  opacity: 0.35 !important;
  cursor: not-allowed !important;
  pointer-events: none !important;
  background: var(--soft) !important;
  color: var(--muted-2) !important;
  border-color: var(--line) !important;
}

/* Actions Footer */
.card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  margin-top: 24px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--dark);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  padding: 14px 26px;
  border-radius: 8px;
  transition: background .15s, transform .1s;
}

.btn-primary:hover {
  background: var(--dark-hover);
}

.btn-primary:active {
  transform: scale(0.99);
}

.btn-primary:disabled {
  background: var(--line-2);
  color: var(--muted);
  cursor: not-allowed;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--muted);
  font-size: 14.5px;
  font-weight: 500;
  padding: 12px 18px;
  border-radius: 8px;
  transition: color .15s, background .15s;
}

.btn-secondary:hover {
  color: var(--ink);
  background: var(--soft);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--dark);
  color: #fff;
  border-radius: 8px;
  padding: 14px 20px;
  font-size: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn .2s var(--ease);
}

.toast.error {
  background: var(--red);
}

.toast.success {
  background: var(--sage-ink);
}

@keyframes slideIn {
  from { transform: translateY(16px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Responsive Breakpoints */
@media (max-width: 768px) {
  .card {
    padding: 24px 20px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .contract-cards {
    grid-template-columns: 1fr;
  }
  .dynamic-row {
    grid-template-columns: 1fr;
    gap: 8px;
    background: var(--soft);
    padding: 14px;
    border-radius: 8px;
  }
  .dynamic-row .remove-btn {
    justify-self: flex-end;
  }
}