/**
 * Portal ricevente — skin T1 (dark / glass / ciano CTA)
 * Dipende da theme_globals.css per i token --t1-*.
 */
html:has(body.portal-app) {
  height: 100%;
  overflow: hidden;
}

.portal-app {
  margin: 0;
  height: 100dvh;
  max-height: 100dvh;
  overflow: hidden;
  overscroll-behavior: none;
  font-family: var(--t1-font-ui);
  font-size: calc(1rem * var(--t1-font-scale, 1));
  line-height: 1.45;
  color: #f0f4f8;
  background: var(--t1-deep-black);
  -webkit-font-smoothing: antialiased;
}

.portal-ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(120% 80% at 50% -20%, color-mix(in srgb, var(--t1-amethyst) 18%, transparent), transparent 55%),
    radial-gradient(90% 60% at 100% 50%, color-mix(in srgb, var(--t1-cyan-gateway) 6%, transparent), transparent 50%),
    radial-gradient(70% 50% at 0% 80%, color-mix(in srgb, var(--t1-amethyst) 8%, transparent), transparent 45%),
    var(--t1-deep-black);
}

.portal-shell {
  position: relative;
  z-index: 1;
  box-sizing: border-box;
  width: 100%;
  max-width: 26rem;
  height: 100%;
  max-height: 100dvh;
  margin: 0 auto;
  padding: max(1.5rem, 4dvh) 1.25rem max(1rem, env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 0.35rem;
  overflow: hidden;
}

.portal-header {
  display: flex;
  flex-shrink: 0;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 2.5rem;
  padding-top: 0;
}

.portal-sigillo {
  width: 3.25rem;
  height: auto;
  margin-bottom: 0.75rem;
  opacity: 0.88;
  filter: drop-shadow(0 0 12px color-mix(in srgb, var(--t1-amethyst) 35%, transparent));
}

.portal-brand-title {
  display: block;
  font-size: clamp(0.72rem, 0.68rem + 0.35vw, 0.82rem);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: color-mix(in srgb, #f0f4f8 94%, var(--t1-cyan-gateway) 6%);
  text-shadow: 0 0 18px color-mix(in srgb, var(--t1-amethyst) 40%, transparent);
}

.portal-brand-tagline {
  display: block;
  margin-top: 0.35rem;
  font-size: clamp(0.72rem, 0.68rem + 0.22vw, 0.78rem);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: none;
  color: color-mix(in srgb, #f0f4f8 70%, #8a95a8 30%);
}

/* Nome studio coach (Impostazioni) — sotto tagline; non confondere col marchio T1 */
.portal-studio-stamp {
  display: block;
  margin-top: 0.35rem;
  margin-bottom: 0;
  padding: 0;
  font-size: clamp(0.78rem, 0.74rem + 0.28vw, 0.88rem);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.35;
  text-align: center;
  color: color-mix(in srgb, var(--t1-cyan-gateway, #00f2ff) 55%, #e8f0fa 45%);
  opacity: 0.88;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
}

.portal-studio-stamp[hidden] {
  display: none !important;
}

.portal-action-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-top: 2.5rem;
}

.portal-hero-title {
  flex-shrink: 0;
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.05rem;
  letter-spacing: -0.02em;
  text-align: center;
}

.portal-lead {
  flex-shrink: 0;
  font-size: 0.92rem;
  color: #b8c4d4;
  margin: 0 0 0.65rem;
  text-align: center;
  line-height: 1.45;
}

.portal-lead[hidden] {
  display: none !important;
}

.portal-lead--fidelity {
  margin-top: 0.1rem;
  font-size: 1.08rem;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: color-mix(in srgb, #f0f4f8 78%, var(--t1-cyan-gateway, #00f2ff) 22%);
}

.portal-card {
  flex: 0 1 auto;
  min-height: 0;
  max-height: min(72dvh, 520px);
  overflow-y: auto;
  padding: 1.15rem 1.2rem 1.25rem;
  border-radius: 14px;
  background: var(--t1-vault-glass-bg-elevated, rgba(8, 12, 22, 0.72));
  border: 1px solid var(--t1-vault-glass-border, rgba(0, 242, 255, 0.12));
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.03) inset,
    0 12px 40px rgba(0, 0, 0, 0.45),
    0 0 32px color-mix(in srgb, var(--t1-amethyst) 8%, transparent);
  backdrop-filter: blur(var(--t1-glass-blur, 18px)) saturate(1.1);
}

.portal-card[hidden] {
  display: none !important;
}

.portal-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
}

.portal-state__icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  line-height: 1;
}

.portal-state__icon--load {
  border: 2px solid color-mix(in srgb, var(--t1-amethyst) 35%, transparent);
  border-top-color: var(--t1-amethyst);
  animation: portal-spin 0.85s linear infinite;
}

.portal-state__icon--ok {
  background: color-mix(in srgb, var(--t1-state-ready) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--t1-state-ready) 45%, transparent);
  color: var(--t1-state-ready);
  box-shadow: 0 0 20px var(--t1-state-ready-glow);
}

.portal-state__icon--err {
  background: color-mix(in srgb, var(--t1-red) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--t1-red) 35%, transparent);
  color: #fca5a5;
  box-shadow: 0 0 22px color-mix(in srgb, var(--t1-red) 18%, transparent);
}

.portal-card--edge {
  border-color: color-mix(in srgb, var(--t1-red) 28%, rgba(255, 255, 255, 0.08));
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.45),
    0 0 28px color-mix(in srgb, var(--t1-red) 10%, transparent);
}

.portal-card--success {
  border-color: color-mix(in srgb, var(--t1-state-ready) 32%, rgba(255, 255, 255, 0.08));
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.45),
    0 0 32px color-mix(in srgb, var(--t1-state-ready) 12%, transparent);
}

.portal-status--ok {
  font-weight: 500;
  letter-spacing: 0.01em;
}

.portal-hint--done {
  color: color-mix(in srgb, #f0f4f8 72%, var(--t1-state-ready) 28%);
}

@keyframes portal-spin {
  to { transform: rotate(360deg); }
}

.portal-status {
  font-size: 0.9rem;
  color: #b0b8c8;
  margin: 0;
  max-width: 22rem;
}

.portal-status--err {
  color: #fecaca;
}

.portal-status--ok {
  color: color-mix(in srgb, var(--t1-state-ready) 85%, #e8fff4);
}

.portal-upload-grid {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.portal-upload-main {
  min-width: 0;
}

.portal-trust-details {
  margin: 0;
  border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--t1-cyan-gateway) 18%, rgba(255, 255, 255, 0.06));
  background: color-mix(in srgb, var(--t1-deep-black-elevated) 88%, var(--t1-cyan-gateway) 4%);
}

.portal-trust-details__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 0.95rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: #d8e0ec;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.portal-trust-details__summary::-webkit-details-marker {
  display: none;
}

.portal-trust-details__summary::after {
  content: '▾';
  flex-shrink: 0;
  font-size: 0.72rem;
  color: #8a95a8;
  transition: transform 160ms ease;
}

.portal-trust-details[open] .portal-trust-details__summary::after {
  transform: rotate(-180deg);
}

.portal-trust-details__summary:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--t1-cyan-gateway) 55%, transparent);
  outline-offset: 2px;
  border-radius: 6px;
}

.portal-trust {
  margin: 0;
  padding: 0 0.95rem 0.85rem;
  border: 0;
  background: transparent;
  border-radius: 0;
}

.portal-trust__lead {
  margin: 0 0 0.55rem;
  padding-top: 0.15rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: #d8e0ec;
  line-height: 1.4;
}

.portal-trust__list {
  margin: 0 0 0.65rem;
  padding-left: 1.1rem;
  font-size: 0.76rem;
  color: #8a95a8;
  line-height: 1.45;
}

.portal-trust__legal {
  margin: 0;
  font-size: 0.72rem;
}

.portal-trust__link {
  color: color-mix(in srgb, var(--t1-cyan-gateway) 75%, #e8ecf4);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--t1-cyan-gateway) 35%, transparent);
}

.portal-trust__link:hover {
  color: var(--t1-cyan-gateway);
}

.portal-privacy {
  font-size: 0.78rem;
  color: #7a8798;
  margin: 0 0 1.1rem;
  line-height: 1.5;
  padding-left: 0.65rem;
  border-left: 2px solid color-mix(in srgb, var(--t1-cyan-gateway) 35%, transparent);
}

.portal-privacy--compact {
  margin-bottom: 0.85rem;
  font-size: 0.75rem;
}

.portal-privacy-notice {
  font-size: 0.72rem;
  color: #8a95a8;
  margin: 0 0 0.85rem;
  line-height: 1.45;
}

.portal-field-label {
  display: block;
  margin: 0 0 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #c8d0dc;
}

.portal-hint {
  font-size: 0.72rem;
  color: #6e7a8c;
  margin: 0 0 0.65rem;
}

.portal-hint--format {
  line-height: 1.45;
  max-width: 26rem;
}

.portal-file-probe {
  font-size: 0.72rem;
  color: #8a95a8;
  margin: -0.35rem 0 0.65rem;
}

.portal-file-warn {
  font-size: 0.78rem;
  line-height: 1.45;
  color: #f0c987;
  margin: 0 0 0.85rem;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  border: 1px solid color-mix(in srgb, #f0c987 35%, transparent);
  background: color-mix(in srgb, #f0c987 8%, #0a0c12);
}

.portal-file-warn[hidden] {
  display: none !important;
}

.portal-file-probe[hidden] {
  display: none !important;
}

.portal-hint--done {
  margin: 0.75rem 0 0;
  text-align: center;
  max-width: 22rem;
  font-size: 0.78rem;
  color: #8a95a8;
  line-height: 1.45;
}

.portal-file-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 5.5rem;
  padding: 1rem 0.75rem;
  margin-bottom: 1rem;
  border-radius: 10px;
  border: 1px dashed var(--t1-vault-glass-border, rgba(0, 242, 255, 0.2));
  background: color-mix(in srgb, var(--t1-deep-black-elevated) 88%, var(--t1-cyan-gateway) 3%);
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.portal-file-zone:hover,
.portal-file-zone:focus-within {
  border-color: var(--t1-vault-glass-border-hover);
  background: color-mix(in srgb, var(--t1-deep-black-elevated) 75%, var(--t1-cyan-gateway) 6%);
  box-shadow: 0 0 24px var(--t1-vault-glass-glow);
}

.portal-file-zone__cta {
  font-size: 0.88rem;
  font-weight: 600;
  color: #e8ecf4;
}

.portal-file-zone__cta-pointer {
  display: none;
}

@media (pointer: fine) {
  .portal-file-zone__cta-touch {
    display: none;
  }

  .portal-file-zone__cta-pointer {
    display: inline;
  }
}

.portal-file-zone__name {
  font-size: 0.75rem;
  font-family: var(--t1-font-mono);
  color: #8a95a8;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 0 0.5rem;
}

.portal-file-zone__name--picked {
  color: color-mix(in srgb, var(--t1-cyan-gateway) 70%, #e8ecf4);
}

.portal-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* CTA allineata a gateway-deck-key / login-cyan (no fill ametista) */
.portal-primary {
  display: block;
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.85rem 1rem;
  min-height: 3rem;
  border-radius: 10px;
  border: 1px solid var(--gw-glass-border, color-mix(in srgb, var(--t1-cyan-gateway) 28%, rgba(255, 255, 255, 0.08)));
  border-top-color: rgba(255, 255, 255, 0.2);
  background:
    radial-gradient(circle at 30% 0%, rgba(255, 255, 255, 0.08) 0%, transparent 42%),
    radial-gradient(circle at center, rgba(255, 255, 255, 0.04) 0%, transparent 70%),
    rgba(255, 255, 255, 0.04);
  color: #f0f4f8;
  cursor: pointer;
  font-family: var(--t1-font-ui);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  box-shadow:
    inset 0 0 14px color-mix(in srgb, var(--t1-cyan-gateway) 6%, transparent),
    inset 0 1px 0 color-mix(in srgb, var(--t1-cyan-gateway) 22%, transparent),
    0 8px 28px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(16px) saturate(1.12);
  -webkit-backdrop-filter: blur(16px) saturate(1.12);
  transition:
    transform 0.15s ease,
    border-color 0.28s cubic-bezier(0.32, 0.72, 0, 1),
    box-shadow 0.28s cubic-bezier(0.32, 0.72, 0, 1),
    background 0.28s ease,
    opacity 0.2s ease;
}

.portal-primary:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--t1-cyan-gateway) 48%, rgba(255, 255, 255, 0.12));
  background:
    radial-gradient(circle at 28% 0%, rgba(255, 255, 255, 0.12) 0%, transparent 45%),
    color-mix(in srgb, var(--t1-cyan-gateway) 14%, rgba(10, 15, 24, 0.85));
  box-shadow:
    inset 0 0 18px color-mix(in srgb, var(--t1-cyan-gateway) 12%, transparent),
    0 0 28px var(--t1-cyan-glow),
    0 10px 32px rgba(0, 0, 0, 0.45);
  transform: translateY(-1px);
  text-shadow: 0 0 10px color-mix(in srgb, var(--t1-cyan-gateway) 55%, transparent);
}

.portal-primary:active:not(:disabled) {
  transform: translateY(0) scale(0.99);
  box-shadow:
    inset 0 0 22px color-mix(in srgb, var(--t1-cyan-gateway) 18%, transparent),
    0 4px 16px rgba(0, 0, 0, 0.5);
}

.portal-primary:disabled {
  opacity: 0.38;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.portal-primary[hidden],
.portal-status--err[hidden] {
  display: none !important;
}

.portal-progress {
  margin-top: 1.1rem;
  height: 5px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.portal-progress__bar {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--t1-cyan-gateway) 85%, #0a3d42),
    var(--t1-cyan-gateway)
  );
  box-shadow: 0 0 12px var(--t1-cyan-glow);
  transition: width 120ms ease;
}

.portal-progress-label {
  margin: 0.55rem 0 0;
  font-size: 0.78rem;
  font-family: var(--t1-font-mono);
  letter-spacing: 0.04em;
  color: #8a95a8;
  text-align: center;
}

.portal-log {
  margin-top: 1rem;
  padding: 0.75rem;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-family: var(--t1-font-mono);
  font-size: 0.68rem;
  overflow: auto;
  white-space: pre-wrap;
  color: #8a95a8;
}

@media (min-width: 768px) and (min-height: 501px) {
  .portal-shell {
    max-width: 52rem;
    gap: 0.5rem;
  }

  .portal-card--upload {
    max-height: none;
    overflow: visible;
    padding: 1.25rem 1.35rem 1.35rem;
  }

  .portal-upload-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: 1.25rem 1.5rem;
    align-items: start;
  }

  .portal-trust-details {
    align-self: stretch;
  }

  .portal-upload-main .portal-privacy--compact {
    margin-bottom: 0.65rem;
  }

  .portal-upload-main .portal-file-zone {
    min-height: 4.75rem;
    margin-bottom: 0.85rem;
  }

  .portal-hint--format {
    max-width: none;
  }
}

/* Smartphone landscape — altezza ridotta: scroll su html (Android/S22), shell a altezza contenuto */
@media (max-height: 500px) and (hover: none) and (pointer: coarse) {
  html:has(body.portal-app) {
    height: auto;
    min-height: 100dvh;
    max-height: none;
    overflow-x: hidden;
    overflow-y: scroll;
    -webkit-overflow-scrolling: touch;
  }

  .portal-app {
    height: auto;
    min-height: 0;
    max-height: none;
    overflow: visible;
    overscroll-behavior: auto;
  }

  .portal-shell {
    display: block;
    height: auto;
    min-height: 0;
    max-height: none;
    overflow: visible;
    padding-top: max(0.75rem, 2dvh);
  }

  .portal-header {
    margin-bottom: 1rem;
  }

  .portal-action-block {
    margin-top: 1rem;
  }

  .portal-card {
    flex: none;
    max-height: none;
    overflow: visible;
  }
}

@media (max-width: 380px) {
  .portal-shell {
    padding-left: 1rem;
    padding-right: 1rem;
    padding-top: max(1.5rem, 4dvh);
    gap: 0.25rem;
  }
  .portal-hero-title {
    font-size: 1.28rem;
  }
  .portal-card {
    padding: 1rem 1rem 1.1rem;
  }
  .portal-file-zone {
    min-height: 5rem;
    padding: 0.85rem 0.65rem;
  }
  .portal-primary {
    min-height: 2.85rem;
    font-size: 0.86rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .portal-state__icon--load {
    animation: none;
    border-top-color: color-mix(in srgb, var(--t1-amethyst) 35%, transparent);
  }
  .portal-primary:hover:not(:disabled),
  .portal-primary:active:not(:disabled) {
    transform: none;
  }
}