/* ================================================================
   DEMO TECH 2026 — MINE TECH
   Design System · Premium Dark UI
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,400&family=Space+Grotesk:wght@400;500;600;700;800&display=swap');

/* ----------------------------------------------------------------
   CSS Custom Properties
---------------------------------------------------------------- */
:root {
  --dt-bg:           #ffffff;
  --dt-surface:      #f8fafc;
  --dt-surface-2:    #f1f5f9;
  --dt-surface-3:    #e8edf3;
  --dt-border:       rgba(0, 0, 0, 0.08);
  --dt-border-soft:  rgba(0, 0, 0, 0.14);

  --dt-gold:         #0068ec;
  --dt-gold-light:   #3b8ef0;
  --dt-gold-dim:     rgba(0, 104, 236, 0.08);
  --dt-gold-glow:    rgba(0, 104, 236, 0.18);

  --dt-cyan:         #00b5f9;
  --dt-cyan-dim:     rgba(0, 181, 249, 0.10);
  --dt-cyan-glow:    rgba(0, 181, 249, 0.18);

  --dt-amber:        #0068ec;

  --dt-text:         #111827;
  --dt-text-muted:   #6b7280;
  --dt-text-dim:     #9ca3af;

  --dt-success:      #16a34a;
  --dt-danger:       #dc2626;
  --dt-warning:      #d97706;

  --dt-radius:       14px;
  --dt-radius-lg:    22px;
  --dt-radius-xl:    32px;

  --dt-transition:   0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --dt-shadow:       0 1px 8px rgba(0,0,0,0.06), 0 2px 4px rgba(0,0,0,0.04);
  --dt-shadow-lg:    0 4px 24px rgba(0,0,0,0.10);
}

/* ----------------------------------------------------------------
   Reset & Base
---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body.dt-page {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--dt-bg);
  color: var(--dt-text);
  min-height: 100vh;
  padding-top: 64px; /* compense le nav fixed */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
/* Pages sans nav fixe : pas de compensation */
body.page-vote-pub,
body.page-vote-salle,
body.page-merci { padding-top: 0; }

/* Subtle grid overlay */
body.dt-page::before { display: none; }

/* Content above grid */
body.dt-page > * { position: relative; z-index: 1; }
/* Rétablir les positions des éléments qui sortent du flux normal */
body.dt-page > .dt-nav         { position: fixed;  z-index: 1000; }
body.dt-page > .dt-glow        { position: fixed;  z-index: 0; }
body.dt-page > .dt-vote-header { position: sticky; z-index: 900; }

/* ----------------------------------------------------------------
   Ambient glow backgrounds
---------------------------------------------------------------- */
.dt-glow { display: none; }

/* ----------------------------------------------------------------
   Typography
---------------------------------------------------------------- */
.dt-heading {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.dt-title-xl { font-size: clamp(2.6rem, 6vw, 5rem); }
.dt-title-lg { font-size: clamp(2rem, 4vw, 3.2rem); }
.dt-title-md { font-size: clamp(1.4rem, 2.5vw, 2rem); }

.dt-text-gold {
  background: linear-gradient(135deg, var(--dt-gold) 0%, var(--dt-gold-light) 55%, #9b6d12 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.dt-text-cyan {
  background: linear-gradient(135deg, var(--dt-cyan) 0%, var(--dt-amber) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.dt-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dt-text-muted);
}

/* ----------------------------------------------------------------
   Navigation
---------------------------------------------------------------- */
.dt-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 1.5rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  border-bottom: 1px solid rgba(0,0,0,0.07);
  transition: box-shadow var(--dt-transition);
}

.dt-nav.is-scrolled {
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.dt-nav__brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.dt-nav__logo {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  object-fit: cover;
}

.dt-nav__brand-text strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--dt-text);
  display: block;
  line-height: 1.1;
}

.dt-nav__brand-text small {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--dt-gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
}

.dt-nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.dt-nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--dt-text-muted);
  text-decoration: none;
  padding: 0.5rem 0.875rem;
  border-radius: 8px;
  transition: color var(--dt-transition), background var(--dt-transition);
}

.dt-nav__links a:hover {
  color: var(--dt-text);
  background: var(--dt-surface-2);
}

.dt-nav__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ----------------------------------------------------------------
   Buttons
---------------------------------------------------------------- */
.dt-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.7rem 1.5rem;
  border-radius: var(--dt-radius);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--dt-transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.dt-btn:active { transform: scale(0.97); }

/* Gold primary — bleu solid */
.dt-btn--gold {
  background: var(--dt-gold);
  color: #ffffff;
  box-shadow: none;
}
.dt-btn--gold:hover {
  background: #0058cc;
  box-shadow: 0 4px 16px rgba(0,104,236,0.30);
  transform: translateY(-1px);
  color: #ffffff;
}

/* Cyan secondary — bleu clair solid */
.dt-btn--cyan {
  background: var(--dt-cyan);
  color: #ffffff;
  border: none;
}
.dt-btn--cyan:hover {
  background: #009fd8;
  box-shadow: 0 4px 16px rgba(0,181,249,0.30);
  transform: translateY(-1px);
  color: #ffffff;
}

/* Ghost */
.dt-btn--ghost {
  background: transparent;
  color: var(--dt-text-muted);
  border: 1px solid var(--dt-border-soft);
}
.dt-btn--ghost:hover {
  background: var(--dt-surface-2);
  color: var(--dt-text);
  border-color: var(--dt-border-soft);
}

/* Sizes */
.dt-btn--lg { font-size: 1rem; padding: 0.9rem 2rem; }
.dt-btn--sm { font-size: 0.8rem; padding: 0.5rem 1rem; }

/* ----------------------------------------------------------------
   Cards
---------------------------------------------------------------- */
.dt-card {
  background: #ffffff;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: var(--dt-radius-lg);
  overflow: hidden;
  transition: border-color var(--dt-transition), box-shadow var(--dt-transition), transform var(--dt-transition);
}

.dt-card:hover {
  border-color: rgba(0,0,0,0.14);
  box-shadow: var(--dt-shadow);
}

.dt-card--glow:hover {
  border-color: rgba(0,104,236,0.25);
  box-shadow: 0 0 0 1px rgba(0,104,236,0.10), var(--dt-shadow-lg);
}

/* ----------------------------------------------------------------
   Badge / Pill
---------------------------------------------------------------- */
.dt-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
}

.dt-badge--gold {
  background: rgba(0,104,236,0.08);
  color: #0058cc;
  border: 1px solid rgba(0,104,236,0.18);
}

.dt-badge--cyan {
  background: rgba(0,181,249,0.10);
  color: #0088cc;
  border: 1px solid rgba(0,181,249,0.25);
}

.dt-badge--live {
  background: rgba(239,68,68,0.12);
  color: #fc8181;
  border: 1px solid rgba(239,68,68,0.25);
}

.dt-badge--live::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #fc8181;
  animation: dt-pulse 1.4s ease-in-out infinite;
}

/* ----------------------------------------------------------------
   Hero Section
---------------------------------------------------------------- */
.dt-hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8rem 1.5rem 5rem;
  text-align: center;
}

.dt-hero__eyebrow {
  margin-bottom: 1.5rem;
}

.dt-hero__title {
  margin-bottom: 1.5rem;
}

.dt-hero__sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--dt-text-muted);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

.dt-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
}

/* ----------------------------------------------------------------
   Portal Cards (index page)
---------------------------------------------------------------- */
.dt-portals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 780px;
  margin: 0 auto;
}

.dt-portal-card {
  background: #ffffff;
  border: 1.5px solid rgba(0,0,0,0.09);
  border-radius: var(--dt-radius-xl);
  padding: 2.5rem 2rem;
  text-decoration: none;
  color: var(--dt-text);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  transition: all var(--dt-transition);
  position: relative;
  overflow: hidden;
}

.dt-portal-card::after { display: none; }

.dt-portal-card:hover {
  border-color: rgba(0,0,0,0.16);
  transform: translateY(-4px);
  box-shadow: var(--dt-shadow-lg);
  color: var(--dt-text);
}

.dt-portal-card--gold:hover {
  border-color: rgba(0,104,236,0.35);
  box-shadow: 0 8px 32px rgba(0,104,236,0.12);
}

.dt-portal-card--cyan:hover {
  border-color: rgba(0,181,249,0.35);
  box-shadow: 0 8px 32px rgba(0,181,249,0.12);
}

.dt-portal-card__icon {
  width: 56px; height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.dt-portal-card--gold .dt-portal-card__icon {
  background: var(--dt-gold-dim);
  color: var(--dt-gold);
}

.dt-portal-card--cyan .dt-portal-card__icon {
  background: var(--dt-cyan-dim);
  color: var(--dt-cyan);
}

.dt-portal-card__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dt-text);
  margin-bottom: 0.25rem;
}

.dt-portal-card__desc {
  font-size: 0.875rem;
  color: var(--dt-text-muted);
  line-height: 1.6;
}

.dt-portal-card__arrow {
  margin-top: auto;
  align-self: flex-end;
  color: var(--dt-text-dim);
  transition: transform var(--dt-transition), color var(--dt-transition);
}

.dt-portal-card:hover .dt-portal-card__arrow {
  transform: translateX(4px);
}

.dt-portal-card--gold:hover .dt-portal-card__arrow { color: var(--dt-gold); }
.dt-portal-card--cyan:hover .dt-portal-card__arrow  { color: var(--dt-cyan); }

/* ----------------------------------------------------------------
   Prize Cards
---------------------------------------------------------------- */
.dt-prizes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.dt-prize {
  background: var(--dt-surface);
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.dt-prize--1st {
  border-color: rgba(0,104,236,0.4);
  background: linear-gradient(160deg, rgba(0,104,236,0.08) 0%, var(--dt-surface) 60%);
  box-shadow: 0 0 0 1px rgba(0,104,236,0.2), 0 20px 50px rgba(0,104,236,0.1);
}

.dt-prize--2nd {
  border-color: rgba(156,163,175,0.3);
  background: linear-gradient(160deg, rgba(156,163,175,0.06) 0%, var(--dt-surface) 60%);
}

.dt-prize--3rd {
  border-color: rgba(180,100,40,0.3);
  background: linear-gradient(160deg, rgba(180,100,40,0.06) 0%, var(--dt-surface) 60%);
}

.dt-prize__rank {
  font-size: 2.5rem;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.dt-prize__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dt-text-muted);
  margin-bottom: 0.75rem;
}

.dt-prize__amount {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.dt-prize--1st .dt-prize__amount { color: var(--dt-gold-light); }
.dt-prize--2nd .dt-prize__amount { color: #c0c8d8; }
.dt-prize--3rd .dt-prize__amount { color: #c87c44; }

/* ----------------------------------------------------------------
   Section Layout
---------------------------------------------------------------- */
.dt-section {
  padding: 5rem 1.5rem;
  position: relative;
  z-index: 1;
}

.dt-section__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.dt-section__header .dt-label {
  display: block;
  margin-bottom: 0.75rem;
}

.dt-divider {
  width: 40px;
  height: 3px;
  background: var(--dt-gold);
  border-radius: 2px;
  margin: 1rem auto 0;
}

/* ----------------------------------------------------------------
   Team Cards (vote page)
---------------------------------------------------------------- */
.dt-team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
}

.dt-team-option {
  position: relative;
}

.dt-team-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.dt-team-label {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  cursor: pointer;
  background: var(--dt-surface);
  border: 1.5px solid var(--dt-border);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  transition: all var(--dt-transition);
  user-select: none;
}

.dt-team-label:hover {
  border-color: rgba(0,104,236,0.35);
  background: var(--dt-surface-2);
}

.dt-team-option input:checked + .dt-team-label {
  border-color: var(--dt-gold);
  background: rgba(0,104,236,0.05);
  box-shadow: 0 0 0 1px rgba(0,104,236,0.18);
}

.dt-team-label__check {
  flex-shrink: 0;
  width: 20px; height: 20px;
  border-radius: 50%;
  border: 1.5px solid var(--dt-border-soft);
  background: var(--dt-surface-3);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dt-transition);
  color: transparent;
  font-size: 0.68rem;
  margin-left: auto;
}

.dt-team-option input:checked + .dt-team-label .dt-team-label__check {
  background: var(--dt-gold);
  border-color: var(--dt-gold);
  color: #fff;
}

.dt-team-label__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: 6px;
  background: var(--dt-surface-3);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--dt-gold);
  flex-shrink: 0;
}

.dt-team-option input:checked + .dt-team-label .dt-team-label__num {
  background: var(--dt-gold-dim);
}

.dt-team-label__body {
  flex: 1;
  min-width: 0;
}

.dt-team-label__name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--dt-text);
  line-height: 1.3;
}

.dt-team-label__project {
  font-size: 0.77rem;
  color: var(--dt-text-muted);
  line-height: 1.4;
  margin-top: 0.1rem;
}

/* ----------------------------------------------------------------
   Form Controls
---------------------------------------------------------------- */
.dt-form-group {
  margin-bottom: 1.5rem;
}

.dt-form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dt-text-muted);
  margin-bottom: 0.6rem;
  letter-spacing: 0.03em;
}

.dt-form-label span.req { color: var(--dt-gold); margin-left: 2px; }

.dt-input {
  width: 100%;
  background: var(--dt-surface-2);
  border: 1.5px solid var(--dt-border-soft);
  border-radius: var(--dt-radius);
  color: var(--dt-text);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  padding: 0.85rem 1.1rem;
  transition: border-color var(--dt-transition), box-shadow var(--dt-transition);
  outline: none;
  -webkit-appearance: none;
}

.dt-input::placeholder { color: var(--dt-text-dim); }

.dt-input:focus {
  border-color: var(--dt-gold);
  box-shadow: 0 0 0 3px var(--dt-gold-dim);
  background: var(--dt-surface-3);
}

.dt-input--error {
  border-color: var(--dt-danger);
}

.dt-input--error:focus {
  box-shadow: 0 0 0 3px rgba(239,68,68,0.15);
}

.dt-form-hint {
  font-size: 0.78rem;
  color: var(--dt-text-dim);
  margin-top: 0.4rem;
}

/* ----------------------------------------------------------------
   Alert
---------------------------------------------------------------- */
.dt-alert {
  padding: 1rem 1.25rem;
  border-radius: var(--dt-radius);
  font-size: 0.9rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  line-height: 1.6;
}

.dt-alert--error {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.25);
  color: #fca5a5;
}

.dt-alert--warning {
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.25);
  color: #fcd34d;
}

.dt-alert--info {
  background: var(--dt-cyan-dim);
  border: 1px solid rgba(0,181,249,0.2);
  color: #67e8f9;
}

.dt-alert__icon { flex-shrink: 0; margin-top: 1px; }

/* ----------------------------------------------------------------
   Progress Steps
---------------------------------------------------------------- */
.dt-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 0 auto;
  width: fit-content;
}

.dt-step {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  font-family: 'Space Grotesk', sans-serif;
  border: 2px solid var(--dt-border-soft);
  color: var(--dt-text-dim);
  background: var(--dt-surface);
  transition: all var(--dt-transition);
  position: relative;
  z-index: 1;
}

.dt-step--done {
  background: var(--dt-gold);
  border-color: var(--dt-gold);
  color: #000;
}

.dt-step--active {
  border-color: var(--dt-gold);
  color: var(--dt-gold);
  box-shadow: 0 0 0 4px var(--dt-gold-dim);
}

.dt-step-line {
  width: 48px;
  height: 2px;
  background: var(--dt-border-soft);
}

.dt-step-line--done {
  background: var(--dt-gold);
}

/* ----------------------------------------------------------------
   Confirmation Card
---------------------------------------------------------------- */
.dt-confirm-choice {
  background: var(--dt-surface-2);
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-lg);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.dt-confirm-choice__avatar {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--dt-gold-dim);
  color: var(--dt-gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.dt-confirm-choice__team {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--dt-text);
}

.dt-confirm-choice__project {
  font-size: 0.82rem;
  color: var(--dt-text-muted);
  margin-top: 0.2rem;
}

/* ----------------------------------------------------------------
   Success / Merci page
---------------------------------------------------------------- */
.dt-success-icon {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: rgba(34,197,94,0.1);
  border: 2px solid rgba(34,197,94,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  animation: dt-scale-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.dt-success-check {
  stroke-dasharray: 60;
  stroke-dashoffset: 60;
  animation: dt-draw 0.6s 0.3s ease forwards;
}

/* ----------------------------------------------------------------
   Vote Header (sub-pages)
---------------------------------------------------------------- */
.dt-vote-header {
  background: #ffffff;
  border-bottom: 1px solid rgba(0,0,0,0.08);
  padding: 1rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 50;
}

/* ----------------------------------------------------------------
   Footer
---------------------------------------------------------------- */
.dt-footer {
  border-top: 1px solid rgba(0,0,0,0.08);
  padding: 1rem 1.5rem;
  text-align: center;
  color: var(--dt-text-muted);
  font-size: 0.82rem;
  background: var(--dt-surface);
}

.dt-footer a {
  color: var(--dt-text-muted);
  text-decoration: none;
  transition: color var(--dt-transition);
}

.dt-footer a:hover { color: var(--dt-gold); }

/* ----------------------------------------------------------------
   Hex decorative pattern
---------------------------------------------------------------- */
.dt-hex-decor {
  position: absolute;
  opacity: 0.04;
  pointer-events: none;
  user-select: none;
  font-size: 8rem;
  line-height: 1;
  color: var(--dt-gold);
  letter-spacing: -0.1em;
  font-family: monospace;
  white-space: nowrap;
}

/* ----------------------------------------------------------------
   Utilities
---------------------------------------------------------------- */
.dt-container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.dt-container--sm {
  max-width: 680px;
}

.dt-container--md {
  max-width: 860px;
}

.dt-separator {
  border: none;
  border-top: 1px solid var(--dt-border);
  margin: 2rem 0;
}

/* ----------------------------------------------------------------
   Animations
---------------------------------------------------------------- */
@keyframes dt-fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes dt-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes dt-scale-in {
  from { opacity: 0; transform: scale(0.6); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes dt-draw {
  to { stroke-dashoffset: 0; }
}

@keyframes dt-pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.35; }
}

@keyframes dt-shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

.dt-anim-fade-up  { animation: dt-fade-up  0.6s ease both; }
.dt-anim-fade-in  { animation: dt-fade-in  0.5s ease both; }

[data-delay="1"] { animation-delay: 0.1s; }
[data-delay="2"] { animation-delay: 0.2s; }
[data-delay="3"] { animation-delay: 0.3s; }
[data-delay="4"] { animation-delay: 0.4s; }
[data-delay="5"] { animation-delay: 0.5s; }

/* ----------------------------------------------------------------
   Scrollbar
---------------------------------------------------------------- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--dt-surface); }
::-webkit-scrollbar-thumb {
  background: var(--dt-surface-3);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--dt-text-dim); }

/* ----------------------------------------------------------------
   Responsive
---------------------------------------------------------------- */
@media (max-width: 768px) {
  .dt-nav__links { display: none; }
  .dt-hero { padding: 7rem 1rem 4rem; }
  .dt-section { padding: 3.5rem 1rem; }
  .dt-portals { grid-template-columns: 1fr; }
  .dt-prize { padding: 1.5rem 1rem; }
  .dt-prize__amount { font-size: 1.6rem; }

  /* Vote pages */
  .vp-main { padding: 1.75rem 0 3rem; }
  .vp-title { margin-bottom: 1.75rem; }
  .vp-fields { grid-template-columns: 1fr; }
  .vp-field { max-width: 100% !important; }
  .vp-actions {
    flex-direction: column-reverse;
    align-items: stretch;
    gap: 0.65rem;
  }
  .vp-btn-submit {
    width: 100%;
    justify-content: center;
    padding: 0.85rem 1rem;
  }
  .vp-btn-back { justify-content: center; }
}

@media (max-width: 480px) {
  .dt-btn--lg { font-size: 0.9rem; padding: 0.8rem 1.5rem; }
  .dt-container { padding: 0 1rem; }
  .dt-vote-header { padding: 0.75rem 1rem; }
  .vp-main { padding: 1.25rem 0 2.5rem; }
  .vp-title h1 { font-size: 1.4rem; }
  .vp-section-hd h2 { font-size: 0.82rem; }
  .dt-team-label { padding: 0.7rem 0.85rem; gap: 0.65rem; }
  .dt-team-label__num { width: 24px; height: 24px; font-size: 0.75rem; }
}

/* ----------------------------------------------------------------
   Vote pages — layout minimaliste partagé (.vp-*)
---------------------------------------------------------------- */
.vp-main {
  padding: 2.5rem 0 5rem;
  position: relative;
  z-index: 1;
}
.vp-title { margin-bottom: 2.5rem; }
.vp-title .eyebrow {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dt-gold);
  margin-bottom: 0.55rem;
}
.vp-title h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.55rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--dt-text);
  margin: 0 0 0.45rem;
}
.vp-title p {
  color: var(--dt-text-muted);
  font-size: 0.88rem;
  line-height: 1.7;
  margin: 0;
}
.vp-section { margin-bottom: 2rem; }
.vp-section-hd {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.1rem;
}
.vp-step {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--dt-gold);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.vp-section-hd h2 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--dt-text);
  letter-spacing: 0.02em;
  margin: 0;
  text-transform: uppercase;
}
.vp-divider {
  border: none;
  border-top: 1px solid rgba(0,0,0,0.07);
  margin: 2rem 0;
}
.vp-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}
.vp-field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--dt-text);
  margin-bottom: 0.35rem;
}
.vp-field label .req { color: var(--dt-gold); }
.vp-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--dt-text-muted);
  margin-top: 0.3rem;
}
.vp-note {
  font-size: 0.82rem;
  color: var(--dt-text-muted);
  margin-bottom: 1.5rem;
  padding: 0.7rem 1rem;
  background: var(--dt-surface);
  border-radius: 8px;
  border-left: 3px solid var(--dt-gold);
}
.vp-actions {
  display: flex;
  gap: 1.25rem;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
}
.vp-btn-back {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--dt-text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  transition: color 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.vp-btn-back:hover { color: var(--dt-text); }
.vp-btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #0a2e6e;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0.75rem 1.75rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.1s;
}
.vp-btn-submit:hover { background: #082558; }
.vp-btn-submit:active { transform: scale(0.98); }
.vp-code-input {
  font-family: 'Space Grotesk', monospace;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  font-weight: 600;
  max-width: 280px;
}