:root {
  /* ── Dynamic tokens — set by sky engine each hour ── */
  /* Defaults = 23h (late night), so the app is always readable before JS runs */
  --bg-top: #0F0820;
  --bg-bot: #050510;
  --surface: rgba(20,10,40,0.55);
  --surface-raised: rgba(35,18,60,0.40);
  --primary: #A78BFA;
  --text: #E8E0FF;
  --text-muted: #9090BB;
  --nav-bg: rgba(6,4,18,0.94);
  --border: rgba(255,255,255,0.08);

  /* ── Fixed tokens — never change with sky ── */
  --water: #3DDBD9;
  --electrolyte: #A78BFA;
  --substance: #FF6B6B;
  --dose-light: #06D6A0;
  --dose-common: #FFBE0B;
  --dose-strong: #FF9F1C;
  --dose-heavy: #FF6B6B;

  /* ── Layout tokens ── */
  --radius: 20px;
  --nav-height: 90px;
  --actions-height: 76px;
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  background: var(--bg-top);
}

body {
  min-height: 100dvh;
  margin: 0;
  background: var(--bg-top);
  color: var(--text);
  font-family: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

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

.phone-shell {
  width: 100%;
  height: 100dvh;
  background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bot) 100%);
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.topbar {
  padding: calc(env(safe-area-inset-top, 0px) + 6px) 24px 14px;
  flex-shrink: 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: 22px;
  font-weight: 700;
}

.content {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 0 20px calc(var(--nav-height) + var(--actions-height) + env(safe-area-inset-bottom, 0px) + 18px);
  display: flex;
  flex-direction: column;
  gap: 22px;
  -webkit-overflow-scrolling: touch;
}

.content::-webkit-scrollbar { display: none; }

.content[data-screen="rdr"] {
  gap: 24px;
  padding-bottom: 0;
}

/* iOS Safari ignores padding-bottom on flex+overflow-y:auto for scroll height.
   A real child element at the end of the content is the reliable fix. */
.scroll-end-spacer {
  flex-shrink: 0;
  height: calc(var(--nav-height) + env(safe-area-inset-bottom, 0px) + 24px);
}

.content[data-screen="home"] {
  padding-bottom: 0;
}

.content[data-screen="home"] .scroll-end-spacer {
  height: calc(var(--nav-height) + var(--actions-height) + env(safe-area-inset-bottom, 0px) + 24px);
}

/* Ensure the stream is always tall enough for the home page to scroll.
   Card + section head + spacer ≈ 390px; topbar ≈ 80px; so 100dvh - 380px
   leaves a stream that always pushes the total content past the viewport. */
.content[data-screen="home"] .stream {
  min-height: calc(100dvh - 380px);
}

.content[data-screen="info"] {
  gap: 8px;
  padding-bottom: calc(var(--nav-height) + env(safe-area-inset-bottom, 0px) + 16px);
}

.content > * {
  flex-shrink: 0;
}

.hydration-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 20px 22px 22px;
}

.wave-bg {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 50px;
  overflow: hidden;
  pointer-events: none;
}

.wave-bg-shape {
  position: absolute;
  bottom: -12px;
  left: -5%;
  width: 110%;
  height: 50px;
  border-radius: 50%;
}

.wave-bg-shape.w1 {
  background: rgba(61,219,217,0.10);
  animation: waveSwell 4.5s ease-in-out infinite;
}

.wave-bg-shape.w2 {
  bottom: -20px;
  background: rgba(61,219,217,0.06);
  animation: waveSwell 4.5s ease-in-out infinite 1.1s reverse;
}

@keyframes waveSwell {
  0%, 100% { transform: translateX(0) scaleY(1); }
  50% { transform: translateX(-3%) scaleY(1.3); }
}

.card-eyebrow,
.section-title,
.sheet-label,
.small-label {
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.card-eyebrow {
  color: var(--water);
  opacity: 0.72;
  margin-bottom: 10px;
}

.card-message {
  margin-bottom: 14px;
  color: var(--text);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
}

.card-message em {
  color: var(--primary);
  font-style: normal;
}

.card-stats {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.stat-pill {
  display: flex;
  align-items: center;
  gap: 5px;
  border-radius: 20px;
  background: var(--surface-raised);
  padding: 5px 11px;
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
}

.water-pill {
  background: rgba(61,219,217,0.10);
  color: var(--water);
}

.elec-pill {
  background: rgba(167,139,250,0.10);
  color: var(--electrolyte);
}

.takes-pill {
  background: rgba(128,128,128,0.12);
  color: var(--text-muted);
  border: 1px solid rgba(128,128,128,0.18);
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.section-title { margin: 0; }

.stream {
  position: relative;
  min-height: 180px;
}

.wave-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 36px;
  pointer-events: none;
}

.stream-entry {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  border: 0;
  background: transparent;
  width: 100%;
  padding: 11px 0;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.stream-entry:active { opacity: 0.65; }

.entry-spacer {
  width: 36px;
  flex-shrink: 0;
}

.entry-body {
  flex: 1;
  min-width: 0;
}

.entry-name {
  margin-bottom: 3px;
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
}

.entry-detail {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  color: var(--text-muted);
  font-size: 13px;
}

.entry-time {
  flex-shrink: 0;
  padding-top: 3px;
  color: var(--text-muted);
  font-size: 11px;
  opacity: 0.72;
}

.dose-badge {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  width: fit-content;
  border-radius: 10px;
  padding: 3px 10px;
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

.dose-leger,
.dose-light {
  background: rgba(6,214,160,0.15);
  color: var(--dose-light);
}

.dose-commun,
.dose-common {
  background: rgba(255,190,11,0.15);
  color: var(--dose-common);
}

.dose-fort,
.dose-strong {
  background: rgba(255,159,28,0.15);
  color: var(--dose-strong);
}

.dose-lourd,
.dose-heavy {
  background: rgba(255,107,107,0.15);
  color: var(--dose-heavy);
}

.stream-sep,
.stream-now {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0 6px 50px;
}

.stream-sep-label,
.stream-now-label {
  white-space: nowrap;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
  opacity: 0.55;
}

.stream-now-label {
  color: var(--primary);
  font-weight: 700;
  opacity: 0.92;
}

.stream-sep-line,
.stream-now-line {
  height: 1px;
  flex: 1;
  background: var(--border);
}

.stream-now-line { background: rgba(61,219,217,0.18); }

.empty-state {
  margin-left: 50px;
  padding: 18px 0;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.45;
}

.action-bar {
  position: fixed;
  right: 0;
  bottom: calc(var(--nav-height) + env(safe-area-inset-bottom, 0px));
  left: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 12px 20px 14px;
  background: linear-gradient(to bottom, transparent, var(--bg-bot) 32%);
  z-index: 20;
}

.add-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  border: 0;
  border-radius: 18px;
  padding: 14px;
  cursor: pointer;
  transition: transform 0.12s;
}

.add-btn:active { transform: scale(0.95); }

.add-btn.water { background: var(--water); }
.add-btn.substance { background: #C084FC; }

.add-plus {
  flex-shrink: 0;
  color: rgba(0,0,0,0.65);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}

.add-text {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 1px;
  text-align: left;
}

.add-label {
  color: rgba(0,0,0,0.85);
  font-size: 15px;
  font-weight: 700;
}

.add-sub {
  color: rgba(0,0,0,0.46);
  font-size: 11px;
  font-weight: 500;
}

.bottom-nav {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 25;
  min-height: var(--nav-height);
  border-top: 1px solid var(--border);
  background: var(--nav-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  align-items: flex-start;
  padding-top: 10px;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  border: 0;
  background: transparent;
  padding: 4px 0;
  cursor: pointer;
}

.nav-icon {
  font-size: 22px;
  line-height: 1;
}

.nav-label {
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2px;
}

.nav-item.active .nav-label {
  color: var(--primary);
}

.nav-item.active .nav-icon {
  filter: drop-shadow(0 0 7px rgba(255,190,11,0.55));
}

.screen-card,
.info-card,
.warning-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 16px;
}

.screen-card h2,
.info-card h2,
.substance-page h1 {
  margin: 0 0 8px;
  font-size: 20px;
  line-height: 1.2;
}

.screen-card p,
.info-card p,
.substance-page p,
.substance-page li {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.5;
}

.rdr-intro {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rdr-title {
  color: var(--text);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.rdr-subtitle {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.55;
}

.section-label {
  margin-bottom: 12px;
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

.content[data-screen="info"] .section-label {
  margin: 0;
  padding: 16px 0 8px;
}

.settings-card,
.about-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
}

.settings-row {
  display: flex;
  align-items: center;
  width: 100%;
  gap: 14px;
  border: 0;
  background: transparent;
  color: inherit;
  padding: 15px 18px;
  text-align: left;
  cursor: pointer;
  transition: background 0.1s;
}

.settings-row:active {
  background: var(--surface-raised);
}

.settings-row + .settings-row {
  border-top: 1px solid var(--border);
}

.settings-row.is-static {
  cursor: default;
}

.settings-row.is-static:active {
  background: transparent;
}

.row-icon {
  width: 28px;
  flex-shrink: 0;
  text-align: center;
  font-size: 20px;
}

.row-body {
  flex: 1;
  min-width: 0;
}

.row-label,
.row-sub {
  display: block;
}

.row-label {
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
}

.row-sub {
  margin-top: 1px;
  color: var(--text-muted);
  font-size: 12px;
}

.row-right {
  flex-shrink: 0;
}

.row-chevron {
  color: var(--text-muted);
  font-size: 16px;
  opacity: 0.4;
}

.lang-toggle {
  display: flex;
  gap: 0;
  border-radius: 12px;
  background: var(--surface-raised);
  padding: 3px;
}

.lang-btn {
  flex: 1;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--text-muted);
  padding: 7px 14px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.3px;
  transition: background 0.15s, color 0.15s;
}

.lang-btn.active {
  background: var(--surface-raised);
  color: var(--text);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.about-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 18px 20px;
}

.about-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
  color: var(--text);
  font-size: 16px;
  font-weight: 700;
}

.about-text {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.65;
}

.about-lead {
  color: var(--text);
  font-weight: 500;
}

.about-version {
  padding-top: 2px;
  color: var(--text-muted);
  font-size: 11px;
  opacity: 0.45;
}

.qr-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 24px 20px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}

.qr-code {
  width: 148px;
  height: 148px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.12);
}

.qr-code svg {
  width: 100%;
  height: 100%;
  display: block;
}

.qr-url {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.2px;
}

.qr-caption {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: -2px;
}

.emergency-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid rgba(255,107,107,0.15);
  border-radius: var(--radius);
  background: rgba(255,107,107,0.05);
  padding: 16px 18px;
}

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

.emergency-icon {
  font-size: 18px;
}

.emergency-title {
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
}

.emergency-subtitle {
  margin-top: 1px;
  color: var(--text-muted);
  font-size: 12px;
}

.emergency-contacts {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.emergency-row {
  display: flex;
  align-items: center;
  gap: 12px;
  border-radius: 12px;
  background: var(--surface-raised);
  padding: 11px 14px;
  cursor: pointer;
  transition: background 0.1s;
}

.emergency-row:active {
  background: var(--surface);
}

.emergency-row.is-static {
  cursor: default;
}

.emergency-row-icon {
  flex-shrink: 0;
  font-size: 18px;
}

.emergency-row-body {
  flex: 1;
}

.emergency-row-name,
.emergency-row-detail {
  display: block;
}

.emergency-row-name {
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
}

.emergency-row-detail {
  margin-top: 2px;
  color: var(--text-muted);
  font-size: 11px;
}

.emergency-row-number {
  flex-shrink: 0;
  color: var(--substance);
  font-size: 15px;
  font-weight: 700;
}

.emergency-row-number.is-muted {
  color: var(--text-muted);
  font-size: 12px;
  opacity: 0.5;
}

.emergency-note {
  padding-top: 2px;
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.5;
  opacity: 0.6;
}

.settings-row.danger .row-label {
  color: var(--substance);
}

.settings-row.danger .row-icon {
  opacity: 0.85;
}

.rdr-substance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.substance-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--text);
  padding: 16px 14px 14px;
  text-align: left;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}

.substance-card:active {
  background: var(--surface-raised);
}

.card-icon {
  font-size: 26px;
  line-height: 1;
}

.card-name {
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
}

.card-meta {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.card-category {
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  opacity: 0.7;
}

.card-duration {
  color: var(--text-muted);
  font-size: 12px;
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.substance-link {
  display: flex;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-raised);
  padding: 13px;
}

.substance-link strong {
  font-size: 14px;
}

.substance-link span {
  color: var(--text-muted);
  font-size: 11px;
}

.warning-card {
  border-color: rgba(255,107,107,0.24);
  background: rgba(255,107,107,0.08);
}

.warning-card strong {
  display: block;
  margin-bottom: 6px;
  color: var(--substance);
  font-size: 14px;
}

.warning-card p {
  margin: 0;
}

.language-row,
.data-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.small-button,
.danger-button {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-raised);
  color: var(--text);
  padding: 9px 12px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.danger-button {
  border-color: rgba(255,107,107,0.3);
  color: var(--substance);
}

.sheet-overlay {
  position: absolute;
  inset: 0;
  z-index: 100;
  border-radius: inherit;
  overflow: hidden;
  background: rgba(0,0,0,0);
  pointer-events: none;
  transition: background 0.3s ease;
}

.sheet-overlay.open {
  background: rgba(0,0,0,0.65);
  pointer-events: auto;
}

.sheet {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  max-height: 86%;
  overflow-y: auto;
  border-radius: 28px 28px 0 0;
  background: var(--surface);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  transform: translateY(100%);
  transition: transform 0.38s cubic-bezier(0.32, 0.72, 0, 1);
}

.sheet-overlay.open .sheet { transform: translateY(0); }

.sheet-handle {
  width: 36px;
  height: 4px;
  margin: 14px auto 0;
  border-radius: 2px;
  background: var(--border);
}

.sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 22px 0;
}

.substance-sheet-header {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 44px;
  align-items: center;
  gap: 10px;
}

.sheet-heading {
  min-width: 0;
  text-align: center;
}

.sheet-title {
  color: var(--text);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.08;
}

.sheet-step {
  margin-top: 5px;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 700;
}

.sheet-back,
.sheet-close {
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: var(--surface-raised);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 28px;
  font-weight: 600;
  line-height: 1;
}

.sheet-back {
  background: transparent;
  font-size: 26px;
}

.sheet-back.is-hidden {
  visibility: hidden;
}

.sheet-body {
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 22px 22px 32px;
}

.info-sheet {
  display: flex;
  flex-direction: column;
  max-height: 88%;
}

.info-sheet-header {
  display: flex;
}

.info-sheet-header .sheet-title {
  font-size: 17px;
}

.info-sheet-body {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.info-hero {
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
}

.info-hero-icon {
  font-size: 36px;
  line-height: 1;
}

.info-hero-name {
  color: var(--text);
  font-size: 24px;
  font-weight: 700;
}

.info-hero-cat {
  margin-top: 2px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.info-text {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.65;
}

.info-duration {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.duration-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.duration-route {
  width: 66px;
  flex-shrink: 0;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.duration-vals {
  color: var(--text);
  font-size: 13px;
  line-height: 1.4;
}

.duration-sep {
  margin: 0 4px;
  color: var(--text-muted);
}

.info-dose-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.info-dose-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-raised);
  padding: 10px 12px;
}

.dose-name {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
}

.info-risks {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.info-risks li {
  position: relative;
  padding-left: 16px;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.55;
}

.info-risks li::before {
  content: "→";
  position: absolute;
  top: 1px;
  left: 0;
  color: var(--substance);
  font-size: 11px;
}

.wiki-link {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-raised);
  color: var(--text-muted);
  padding: 12px 14px;
  font-size: 13px;
}

.wiki-link:active {
  background: var(--surface);
}

.wiki-signal {
  margin-left: auto;
  font-size: 10px;
  opacity: 0.45;
}

.confirm-overlay {
  position: absolute;
  inset: 0;
  z-index: 110;
  display: flex;
  align-items: flex-end;
  border-radius: inherit;
  background: rgba(0,0,0,0);
  pointer-events: none;
  transition: background 0.25s;
}

.confirm-overlay.open {
  background: rgba(0,0,0,0.65);
  pointer-events: auto;
}

.confirm-sheet {
  display: flex;
  width: 100%;
  flex-direction: column;
  gap: 16px;
  border-radius: 28px 28px 0 0;
  background: var(--surface);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 20px 22px 36px;
  transform: translateY(100%);
  transition: transform 0.32s cubic-bezier(0.32, 0.72, 0, 1);
}

.confirm-overlay.open .confirm-sheet {
  transform: translateY(0);
}

.confirm-handle {
  width: 36px;
  height: 4px;
  margin: 0 auto 4px;
  border-radius: 2px;
  background: var(--border);
}

.confirm-title {
  color: var(--text);
  font-size: 17px;
  font-weight: 700;
}

.confirm-text {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.55;
}

.confirm-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

.btn-danger,
.btn-cancel {
  border: 0;
  border-radius: 14px;
  padding: 14px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
}

.btn-danger {
  background: var(--substance);
  color: #fff;
}

.btn-cancel {
  background: var(--surface-raised);
  color: var(--text-muted);
}

.step-page {
  display: none;
  flex-direction: column;
  gap: 18px;
}

.step-page.active { display: flex; }

.type-toggle,
.time-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.type-btn,
.time-btn,
.preset-btn,
.dose-preset-btn,
.substance-btn {
  border: 1.5px solid var(--border);
  border-radius: 14px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.type-btn {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 13px 12px;
}

.type-btn-icon { font-size: 20px; }

.type-btn-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}

.type-btn-label {
  font-size: 13px;
  font-weight: 700;
}

.type-btn-sub {
  color: var(--text-muted);
  font-size: 10px;
}

.sel-water {
  border-color: var(--water);
  background: rgba(61,219,217,0.08);
}

.sel-elec {
  border-color: var(--electrolyte);
  background: rgba(167,139,250,0.08);
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 8px;
}

.preset-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 13px 8px;
}

.preset-btn .pval {
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
}

.preset-btn .punit {
  min-height: 13px;
  color: var(--text-muted);
  font-size: 11px;
}

.preset-btn.autre .pval {
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
}

.dose-preset-grid,
.substance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}

.dose-preset-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  min-height: 96px;
  padding: 18px 22px;
  text-align: left;
}

.dose-preset-btn.sel {
  border-color: var(--primary);
  background: rgba(255,190,11,0.07);
}

.dose-detail {
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
}

.substance-btn {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 13px 14px;
  text-align: left;
  position: relative;
}

.substance-btn.sel {
  border-color: var(--substance);
  background: rgba(255,107,107,0.08);
}

.substance-btn.has-interaction {
  border-color: rgba(255, 159, 28, 0.5);
  background: rgba(255, 159, 28, 0.06);
}

.substance-warn-badge {
  position: absolute;
  top: 5px;
  right: 6px;
  font-size: 11px;
  line-height: 1;
}

.substance-btn-icon {
  font-size: 18px;
  flex-shrink: 0;
}

.substance-btn-label {
  font-size: 13px;
  font-weight: 700;
}

.interaction-warning-card {
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.interaction-warning-card strong {
  font-size: 13px;
  font-weight: 700;
}

.interaction-warning-card p {
  font-size: 12px;
  color: var(--text-muted);
  margin: 0;
}

.interaction-warning-card.level-tres-dangereux {
  background: rgba(255, 107, 107, 0.12);
  border: 1px solid rgba(255, 107, 107, 0.35);
}

.interaction-warning-card.level-dangereux {
  background: rgba(255, 159, 28, 0.1);
  border: 1px solid rgba(255, 159, 28, 0.35);
}

.rdr-substance-link {
  display: block;
  width: 100%;
  text-align: center;
  padding: 11px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 8px;
  transition: background 0.15s, color 0.15s;
}

.rdr-substance-link:hover {
  background: rgba(255,255,255,0.06);
  color: var(--text);
}

.custom-row {
  display: none;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.custom-row.vis { display: flex; }

.custom-input {
  min-width: 0;
  flex: 1;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  outline: none;
  background: var(--surface-raised);
  color: var(--text);
  padding: 12px 14px;
  font-size: 16px;
}

.custom-input:focus { border-color: var(--water); }

.custom-unit {
  flex-shrink: 0;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
}

.time-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
}

.time-btn.sel {
  border-color: var(--water);
  background: rgba(61,219,217,0.08);
}

.time-btn-label {
  font-size: 13px;
  font-weight: 700;
}

.time-input {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  background: var(--surface-raised);
  color: var(--text);
  padding: 12px 14px;
}

.back-btn {
  width: fit-content;
  border: 0;
  background: transparent;
  color: var(--text-muted);
  padding: 0;
  cursor: pointer;
  font-size: 13px;
}

.confirm-btn {
  width: 100%;
  border: 0;
  border-radius: 16px;
  background: var(--water);
  color: rgba(0,0,0,0.85);
  padding: 15px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 800;
  transition: transform 0.12s, opacity 0.15s;
}

.confirm-btn:active { transform: scale(0.97); }
.confirm-btn:disabled { cursor: default; opacity: 0.3; }
.confirm-btn.sub-confirm { background: #C084FC; }

.detail-list {
  display: grid;
  gap: 10px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.detail-list li {
  border-radius: 14px;
  background: var(--surface-raised);
  padding: 12px;
}

.source-link {
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
}

@media (max-width: 360px) {
  .content { padding-right: 16px; padding-left: 16px; }
  .action-bar { padding-right: 16px; padding-left: 16px; }
  .add-sub { display: none; }
  .preset-grid { grid-template-columns: repeat(2, 1fr); }
}