/* DenkHub Core Style Pack
   Baseline normalizzata da reference live:
   - https://denkhub.io
   - https://manager.denkhub.io
   Snapshot aggiornati al 2026-03-06 in ../reference-live/
*/

:root {
  color-scheme: dark;

  --bg-color: #000000;
  --surface-color: #1c1c1e;
  --surface-elevated: rgba(22, 22, 24, 0.88);
  --surface-muted: rgba(22, 22, 24, 0.68);
  --text-primary: #f5f5f7;
  --text-secondary: #86868b;
  --accent-color: #00b3ff;
  --accent-soft: rgba(0, 179, 255, 0.16);
  --border-color: rgba(255, 255, 255, 0.09);
  --shadow-soft: 0 14px 36px rgba(0, 0, 0, 0.28);
  --shadow-card: 0 8px 20px rgba(0, 0, 0, 0.18);
  --gradient-start: #00b3ff;
  --gradient-end: #8d7dff;

  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 4rem;

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --container-width: 1520px;
  --header-height: 68px;
  --bottom-nav-height: 84px;
  --bottom-nav-safe-space: 124px;
  --font-system-stack:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif,
    "Apple Color Emoji", "Segoe UI Emoji";
  --font-mono-stack:
    ui-monospace, "SFMono-Regular", SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
}


@theme inline {
  --color-background: var(--bg-color);
  --color-foreground: var(--text-primary);
  --font-sans: var(--font-system-stack);
  --font-mono: var(--font-mono-stack);
}

html,
body {
  min-height: 100%;
  width: 100%;
  overflow-x: hidden;
}

body {
  background: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-system-stack);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(circle at 6% 0%, color-mix(in srgb, var(--accent-color) 5%, transparent), transparent 34%),
    radial-gradient(circle at 100% 6%, color-mix(in srgb, var(--accent-color) 4%, transparent), transparent 42%),
    linear-gradient(to bottom, color-mix(in srgb, var(--surface-color) 18%, transparent) 1px, transparent 1px),
    linear-gradient(to right, color-mix(in srgb, var(--surface-color) 12%, transparent) 1px, transparent 1px);
  background-size:
    auto,
    auto,
    100% 28px,
    28px 100%;
  background-position:
    0 0,
    0 0,
    0 0,
    0 0;
}

* {
  box-sizing: border-box;
  scrollbar-color: color-mix(in srgb, var(--text-secondary) 35%, transparent) transparent;
}

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

table {
  border-collapse: collapse;
}

::selection {
  background: color-mix(in srgb, var(--accent-color) 28%, transparent);
  color: var(--text-primary);
}

/*  LAYOUT  */

.container {
  width: min(100%, var(--container-width));
  margin-inline: auto;
  padding-inline: clamp(0.75rem, 2.4vw, 1.25rem);
}

.section-pad {
  padding-block: clamp(2rem, 4vw, var(--space-xl));
}

.public-site {
  position: relative;
}

.public-site::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 8% -6%, color-mix(in srgb, #0a84ff 18%, transparent), transparent 36%),
    radial-gradient(circle at 96% 4%, color-mix(in srgb, #f59e0b 12%, transparent), transparent 40%);
}

.public-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 45;
  border-bottom: 1px solid var(--border-color);
  background: color-mix(in srgb, var(--bg-color) 72%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.public-site section[id] {
  scroll-margin-top: 7rem;
}

.grid-2 {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.split-layout {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: 1fr 1.5fr;
}

/*  TYPOGRAPHY  */

.headline-xl {
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.headline-lg {
  font-size: clamp(1.5rem, 2vw, 2.25rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 600;
}

.lead-text {
  max-width: 60ch;
  color: var(--text-secondary);
  line-height: 1.55;
}

.text-gradient {
  background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/*  GLASS / SURFACE  */

.glass {
  background: var(--surface-elevated);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

.surface-card {
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--surface-color) 84%, var(--bg-color)) 0%,
    var(--surface-color) 100%
  );
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  position: relative;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.surface-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    color-mix(in srgb, var(--accent-color) 22%, transparent) 18%,
    color-mix(in srgb, var(--accent-color) 16%, transparent) 50%,
    transparent 100%
  );
  pointer-events: none;
  border-top-left-radius: inherit;
  border-top-right-radius: inherit;
}

.surface-card:not(.no-hover):hover {
  border-color: color-mix(in srgb, var(--accent-color) 28%, var(--border-color));
  box-shadow: var(--shadow-soft);
}

/*  BUTTONS  */
/* Regola fondamentale: ogni bottone deve avere un'identit chiara + hover marcato */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 38px;
  border-radius: 999px;
  padding: 0.55rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition:
    background-color 160ms ease,
    color 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 120ms ease,
    opacity 160ms ease;
  border: 1.5px solid transparent;
  white-space: nowrap;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

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

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn-notification {
  overflow: visible;
}

.btn-sm {
  min-height: 32px;
  padding: 0.3rem 0.7rem;
  font-size: 0.75rem;
  gap: 0.3rem;
}

.btn-lg {
  min-height: 46px;
  padding: 0.7rem 1.2rem;
  font-size: 0.9375rem;
  gap: 0.45rem;
}

/* PRIMARY  dark filled, alto contrasto */
.btn-primary {
  background: linear-gradient(
    170deg,
    color-mix(in srgb, var(--text-primary) 90%, white 10%),
    var(--text-primary)
  );
  color: var(--bg-color);
  border-color: color-mix(in srgb, var(--text-primary) 25%, transparent);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255,255,255,0.06);
}

.btn-primary:hover:not(:disabled) {
  opacity: 0.88;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.28);
}

/* SECONDARY  accent-tinted */
.btn-secondary {
  background: color-mix(in srgb, var(--accent-color) 10%, var(--surface-color));
  color: var(--accent-color);
  border-color: color-mix(in srgb, var(--accent-color) 28%, var(--border-color));
}

.btn-secondary:hover:not(:disabled) {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent-color) 45%, var(--border-color));
  box-shadow: 0 2px 10px color-mix(in srgb, var(--accent-color) 16%, transparent);
}

/* GHOST  trasparente, bordo leggero ma percepibile */
.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.22);
}

.btn-ghost:hover:not(:disabled) {
  background: color-mix(in srgb, var(--surface-color) 80%, transparent);
  border-color: rgba(255, 255, 255, 0.36);
}

/* DANGER  rosso con hover marcato */
.btn-danger {
  background: color-mix(in srgb, #ff3b30 10%, transparent);
  color: #ff453a;
  border-color: color-mix(in srgb, #ff3b30 28%, transparent);
}

.btn-danger:hover:not(:disabled) {
  background: color-mix(in srgb, #ff3b30 18%, transparent);
  border-color: color-mix(in srgb, #ff3b30 45%, transparent);
  box-shadow: 0 2px 10px color-mix(in srgb, #ff3b30 20%, transparent);
}

/*  FORM FIELDS  */

.field {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-color);
  background: color-mix(in srgb, var(--surface-color) 62%, var(--bg-color));
  color: var(--text-primary);
  padding: 0.65rem 0.85rem;
  font-size: 0.875rem;
  line-height: 1.4;
  transition: border-color 180ms ease, box-shadow 180ms ease;
  font-family: var(--font-system-stack);
}

.field::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}

.field:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent-color) 60%, var(--border-color));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent-color) 14%, transparent);
}

/*  PILLS / BADGES  */

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  padding: 0.22rem 0.6rem;
  font-size: 0.72rem;
  line-height: 1.2;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  white-space: nowrap;
}

.pill-info {
  color: var(--accent-color);
  border-color: color-mix(in srgb, var(--accent-color) 28%, var(--border-color));
  background: color-mix(in srgb, var(--accent-color) 10%, transparent);
}

.pill-success {
  color: #63e388;
  border-color: color-mix(in srgb, #30d158 22%, var(--border-color));
  background: color-mix(in srgb, #30d158 10%, transparent);
}

.pill-warn {
  color: #ffbe56;
  border-color: color-mix(in srgb, #ff9f0a 22%, var(--border-color));
  background: color-mix(in srgb, #ff9f0a 10%, transparent);
}

.pill-danger {
  color: #ff9f97;
  border-color: color-mix(in srgb, #ff3b30 22%, var(--border-color));
  background: color-mix(in srgb, #ff3b30 10%, transparent);
}

/*  HEADER  */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  border-bottom: 1px solid var(--border-color);
}

.site-header-inner {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.app-shell::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 50% -10%, color-mix(in srgb, var(--accent-color) 4%, transparent), transparent 42%);
  z-index: -1;
}

.app-shell {
  overflow-x: hidden;
}

.app-shell-content-frame {
  min-width: 0;
  padding-bottom: calc(var(--bottom-nav-safe-space) + env(safe-area-inset-bottom));
}

.header-notification-badge {
  position: absolute;
  top: 0.2rem;
  right: 0.15rem;
  transform: translate(38%, -38%);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0.92rem;
  height: 0.92rem;
  border-radius: 999px;
  background: #ff3b30;
  color: #fff;
  font-size: 0.54rem;
  font-weight: 700;
  line-height: 1;
  padding: 0 0.17rem;
  pointer-events: none;
  box-shadow: 0 1px 4px rgba(255, 59, 48, 0.4);
}

/*  MOBILE TABBAR  */

.bottom-nav-fade {
  position: fixed;
  inset: auto 0 0 0;
  height: clamp(100px, 14vh, 160px);
  pointer-events: none;
  z-index: 49;
  background: linear-gradient(
    to top,
    color-mix(in srgb, var(--bg-color) 96%, transparent) 12%,
    color-mix(in srgb, var(--bg-color) 80%, transparent) 45%,
    transparent 100%
  );
}

.mobile-tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: flex;
  justify-content: center;
  padding: 0.5rem 1rem calc(0.5rem + env(safe-area-inset-bottom));
  pointer-events: none;
}

.mobile-tabbar-inner {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.35rem;
  border-radius: 22px;
  border: 1px solid var(--border-color);
  background: color-mix(in srgb, var(--surface-elevated) 92%, transparent);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22), 0 2px 8px rgba(0, 0, 0, 0.12);
  /* Mobile: fullwidth con max */
  width: min(calc(100% - 2rem), 520px);
}

.mobile-tab-btn {
  position: relative;
  display: flex;
  flex: 1;
  min-width: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  border-radius: 16px;
  padding: 0.55rem 0.5rem;
  color: var(--text-secondary);
  font-size: 0.68rem;
  line-height: 1;
  letter-spacing: -0.01em;
  transition: background-color 160ms ease, color 160ms ease, transform 120ms ease;
  white-space: nowrap;
}

.mobile-tab-btn.mobile-only-hidden {
  display: none;
}

.mobile-tab-btn:active {
  transform: scale(0.94);
}

.mobile-tab-btn.active {
  background: color-mix(in srgb, var(--accent-color) 16%, transparent);
  color: var(--accent-color);
  font-weight: 600;
}

.mobile-tab-btn:not(.active):hover {
  background: color-mix(in srgb, var(--surface-color) 60%, transparent);
  color: var(--text-primary);
}

.mobile-tab-label {
  font-weight: inherit;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  font-size: 0.65rem;
}

.mobile-tab-badge {
  position: absolute;
  top: 0.2rem;
  right: 0.15rem;
  transform: translate(40%, -40%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0.86rem;
  height: 0.86rem;
  border-radius: 999px;
  background: #ff3b30;
  color: white;
  font-size: 0.5rem;
  font-weight: 700;
  line-height: 1;
  padding: 0 0.16rem;
  pointer-events: none;
  box-shadow: 0 1px 4px rgba(255, 59, 48, 0.4);
}

/* Desktop: pill style */
@media (min-width: 768px) {
  :root {
    --bottom-nav-height: 60px;
    --bottom-nav-safe-space: 100px;
  }

  .bottom-nav-fade {
    height: 130px;
  }

  .mobile-tabbar {
    padding: 0.7rem 1.5rem calc(0.7rem + env(safe-area-inset-bottom));
  }

  .mobile-tabbar-inner {
    width: auto;
    gap: 0.3rem;
    padding: 0.38rem;
    border-radius: 999px;
  }

  .mobile-tab-btn {
    flex: 0 0 auto;
    flex-direction: row;
    gap: 0.42rem;
    padding: 0.5rem 0.9rem;
    border-radius: 999px;
    font-size: 0.78rem;
  }

  .mobile-tab-btn.mobile-only-hidden {
    display: flex;
  }

  .mobile-tab-label {
    font-size: 0.78rem;
  }

  .mobile-tab-badge {
    top: 0.12rem;
    right: 0.12rem;
    transform: translate(32%, -30%);
  }
}

/*  MISC COMPONENTS  */

/* Generic inline link used in legal prose pages */
.link {
  color: var(--accent-color);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity 160ms ease;
}
.link:hover {
  opacity: 0.8;
}

/* Legal pages prose wrapper */
.prose-legal ul {
  list-style: disc;
  padding-left: 1.5rem;
  space-y: 0.5rem;
}
.prose-legal ul li {
  margin-top: 0.35rem;
}
.prose-legal code {
  font-family: var(--font-mono-stack, monospace);
  font-size: 0.8em;
}

.link-accent {
  color: var(--accent-color);
  transition: opacity 160ms ease;
}

.link-accent:hover {
  opacity: 0.82;
}

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

.table-clean thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: color-mix(in srgb, var(--surface-color) 96%, transparent);
  backdrop-filter: blur(8px);
}

.table-clean tbody tr {
  border-top: 1px solid color-mix(in srgb, var(--border-color) 80%, transparent);
  transition: background-color 140ms ease;
  cursor: pointer;
}

.table-clean tbody tr:hover {
  background: color-mix(in srgb, var(--accent-color) 5%, var(--surface-color));
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}

.subtle-box {
  border: 1px solid var(--border-color);
  border-radius: calc(var(--radius-md) + 2px);
  background: color-mix(in srgb, var(--surface-color) 72%, var(--bg-color));
  transition: border-color 160ms ease, background-color 160ms ease;
}

.section-eyebrow {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-secondary);
  font-weight: 500;
}

.section-heading {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

/*  SAVE FEEDBACK  */

@keyframes drawer-slide-in {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

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

.drawer-panel {
  animation: drawer-slide-in 0.22s cubic-bezier(0.22, 1, 0.36, 1);
}

.drawer-backdrop {
  animation: backdrop-fade-in 0.18s ease;
}

@keyframes save-pulse {
  0% { opacity: 0; transform: translateY(4px) scale(0.98); }
  20% { opacity: 1; transform: translateY(0) scale(1); }
  80% { opacity: 1; }
  100% { opacity: 0; }
}

.save-success {
  animation: save-pulse 2.5s ease forwards;
}

/*  BRAND LOADING  */

@keyframes brand-loader-overlay-appear {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes brand-loader-card-pulse {
  0%, 100% { opacity: 0.84; transform: scale(0.985); }
  50% { opacity: 1; transform: scale(1); }
}

@keyframes brand-loader-path-draw {
  0% { stroke-dashoffset: 100; opacity: 0.35; }
  45% { opacity: 1; }
  100% { stroke-dashoffset: 0; opacity: 0.95; }
}

.brand-loader-shell {
  min-height: 100vh;
  width: 100%;
  display: grid;
  place-items: center;
  padding: 2rem;
  background:
    radial-gradient(circle at 12% 8%, color-mix(in srgb, var(--accent-color) 18%, transparent), transparent 36%),
    radial-gradient(circle at 88% 14%, color-mix(in srgb, var(--accent-color) 10%, transparent), transparent 40%),
    color-mix(in srgb, var(--bg-color) 95%, transparent);
}

.brand-loader-shell-overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  min-height: 0;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  animation: brand-loader-overlay-appear 140ms ease-out;
}

.brand-loader-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem 1.2rem;
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  background: color-mix(in srgb, var(--surface-elevated) 96%, transparent);
  box-shadow: var(--shadow-soft);
  animation: brand-loader-card-pulse 1.35s ease-in-out infinite;
}

.brand-loader-mark {
  width: clamp(44px, 10vw, 64px);
  height: auto;
}

.brand-loader-stroke {
  fill: transparent;
  stroke: color-mix(in srgb, var(--accent-color) 92%, white 8%);
  stroke-width: 6;
  stroke-linejoin: round;
  stroke-linecap: round;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  animation: brand-loader-path-draw 1.25s cubic-bezier(0.33, 1, 0.68, 1) infinite;
}

.brand-loader-stroke-inner {
  animation-delay: 160ms;
}

.brand-loader-text {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

@media (max-width: 767px) {
  .brand-loader-card {
    padding: 0.9rem 1rem;
  }

  .brand-loader-mark {
    width: 48px;
  }

  .brand-loader-text {
    font-size: 0.62rem;
    letter-spacing: 0.08em;
  }
}

/*  MEDIA DIALOG  */

.media-dialog {
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}

.media-dialog::backdrop {
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(24px);
}

/*  ASPECT RATIO 3:4  */

.aspect-3-4 {
  aspect-ratio: 3 / 4;
  object-fit: cover;
  width: 100%;
}

.asset-frame-3-4 {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: #000;
  width: 100%;
}

/*  ADAPTIVE COLORS  */

.text-white,
.text-zinc-100,
.text-zinc-200,
.text-zinc-300 {
  color: var(--text-primary) !important;
}

.text-zinc-400,
.text-zinc-500,
.text-zinc-600 {
  color: var(--text-secondary) !important;
}

.border-white\/10,
.border-white\/5 {
  border-color: var(--border-color) !important;
}

.bg-white\/5,
.bg-white\/10,
.bg-white\/15,
.bg-white\/\[0\.02\],
.bg-white\/\[0\.03\],
.bg-black\/20,
.bg-black\/30,
.bg-black\/40 {
  background-color: color-mix(in srgb, var(--surface-color) 90%, transparent) !important;
}

.bg-\[\#090a0d\] {
  background-color: var(--bg-color) !important;
}

/*  FORMS NATIVE  */

input[type="search"] {
  -webkit-appearance: none;
  appearance: none;
}

input[type="search"]::-webkit-search-decoration,
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-results-button,
input[type="search"]::-webkit-search-results-decoration {
  -webkit-appearance: none;
  appearance: none;
  display: none;
}

/*  RESPONSIVE  */

@media (max-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .split-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .btn {
    min-height: 42px;
  }

  body {
    background-size:
      auto,
      auto,
      100% 24px,
      24px 100%;
  }
}

/*  LOGIN PAGE  */

.login-card {
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.18);
}

/*  CALENDAR MOBILE CARDS  */

.cal-mobile-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: color-mix(in srgb, var(--surface-color) 72%, var(--bg-color));
  transition: border-color 160ms ease, background-color 160ms ease;
  cursor: pointer;
}

.cal-mobile-card:hover,
.cal-mobile-card:focus-within {
  border-color: color-mix(in srgb, var(--accent-color) 40%, var(--border-color));
  background: color-mix(in srgb, var(--accent-color) 5%, var(--surface-color));
}

/*  STICKY SAVE BAR  */

.sticky-save-bar {
  position: sticky;
  bottom: calc(var(--bottom-nav-height) + 0.5rem);
  z-index: 20;
}

@media (max-width: 767px) {
  .sticky-save-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: var(--bottom-nav-height);
    z-index: 51;
    padding: 0.75rem 1rem;
  }
}

/*  ASSET UPLOAD  */

.asset-add-tile {
  border: 2px dashed var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: var(--radius-lg);
  font-size: 0.75rem;
  font-weight: 500;
  transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease;
}

.asset-add-tile:hover:not(:disabled) {
  border-color: var(--accent-color);
  background: var(--accent-soft);
  color: var(--accent-color);
}

.asset-add-tile:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.asset-dropzone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 160ms ease, background-color 160ms ease;
  margin-bottom: 1.25rem;
}

.asset-dropzone:hover {
  border-color: var(--accent-color);
  background: var(--accent-soft);
}

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

.upload-spinner {
  width: 24px;
  height: 24px;
  border: 2.5px solid rgba(128, 128, 128, 0.3);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

@keyframes upload-indeterminate {
  0%   { width: 10%; }
  50%  { width: 70%; }
  90%  { width: 90%; }
  100% { width: 90%; }
}

.upload-progress-bar {
  height: 3px;
  background: var(--accent-color);
  border-radius: 999px;
  animation: upload-indeterminate 6s ease-out forwards;
}

/*  WORKFLOW BOARD CARDS  */

.board-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--surface-color) 72%, var(--bg-color));
  overflow: hidden;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 120ms ease;
}

.board-card:hover {
  border-color: color-mix(in srgb, var(--accent-color) 35%, var(--border-color));
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.16);
  transform: translateY(-1px);
}

.board-card-thumb {
  width: 100%;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: color-mix(in srgb, var(--surface-color) 90%, var(--bg-color));
  border-bottom: 1px solid var(--border-color);
}

/*  NOTIFICATION GROUP  */

.notif-group {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.notif-group-header {
  padding: 0.75rem 1rem;
  background: color-mix(in srgb, var(--surface-color) 85%, var(--bg-color));
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.notif-group-item {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid color-mix(in srgb, var(--border-color) 60%, transparent);
  transition: background-color 140ms ease;
}

.notif-group-item:last-child {
  border-bottom: none;
}

.notif-group-item:hover {
  background: color-mix(in srgb, var(--surface-color) 60%, transparent);
}