/* ==========================================================================
   Vitaroxi — Water Intake Calculator  |  water.css
   Two-signal rule: orange (#e8750a) = nutrition tool (this tool)
   ========================================================================== */

.vxwater {
  --vx-navy:      #000f2b;
  --vx-navy-3:    #0a1f3d;
  --vx-navy-4:    #112244;
  --vx-brand:     #71b230;
  --vx-accent:    #e8750a;
  --vx-accent-d:  #c45e00;
  --vx-accent-p:  #fef3e8;
  --vx-teal:      #1d9e75;
  --vx-teal-p:    #e0f5ee;
  --vx-amber:     #b45309;
  --vx-amber-p:   #fef3c7;
  --vx-cream:     #f7f3ee;
  --vx-cream-2:   #eef0e8;
  --vx-extra:     #eaf4d5;
  --vx-text:      #2a3245;
  --vx-muted:     #5a6a4e;
  --vx-muted-d:   #b8c9a0;
  --vx-border-l:  #dde8cc;
  --vx-border-d:  #1e3a5f;
  --vx-err:       #dc2626;
  --vx-rc:        12px;
  --vx-ri:        8px;
}

/* ── Root ────────────────────────────────────────────────────────────────── */
.vxwater {
  display: block;
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
  background: transparent;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 14px;
  color: var(--vx-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  padding: 2rem 0;
}

.vxwater *, .vxwater *::before, .vxwater *::after {
  box-sizing: border-box; margin: 0; padding: 0;
}

.vxwater input, .vxwater button, .vxwater select {
  font-family: inherit; font-size: inherit;
}

.vxwater button { cursor: pointer; }

/* ── Wrapper ─────────────────────────────────────────────────────────────── */
.vxwater__wrap {
  max-width: 660px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
  width: 100%;
  overflow-x: hidden;
}

/* ── Header ──────────────────────────────────────────────────────────────── */
.vxwater__hdr {
  background: var(--vx-navy);
  border-radius: 16px;
  padding: 1.6rem 1.8rem 1.5rem;
  margin-bottom: 1.25rem;
  position: relative;
  overflow: hidden;
}

.vxwater__hdr::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 160px; height: 160px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.vxwater__brand {
  display: block;
  font-family: 'Poppins', 'Inter', sans-serif;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--vx-brand);
  margin-bottom: 0.4rem;
}

.vxwater__title {
  font-family: 'Poppins', 'Inter', sans-serif;
  font-size: 1.85rem;
  font-weight: 700;
  font-style: italic;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 0.3rem;
}

.vxwater__sub {
  font-size: 0.82rem;
  color: var(--vx-muted-d);
}

/* ── Unit Toggle (metric / imperial) ─────────────────────────────────────── */
.vxwater__unit-toggle {
  display: flex;
  justify-content: flex-end;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.vxwater__ubt {
  padding: 0.38rem 0.9rem;
  border-radius: 20px;
  border: 1.5px solid var(--vx-border-l);
  background: var(--vx-cream);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--vx-muted);
  transition: all 0.15s;
}

.vxwater__ubt:hover {
  border-color: var(--vx-navy);
}

.vxwater__ubt--active {
  background: #fff;
  border-color: var(--vx-navy);
  color: var(--vx-navy);
  font-weight: 600;
}

/* ── Card ────────────────────────────────────────────────────────────────── */
.vxwater__card {
  background: #fff;
  border: 1.5px solid var(--vx-border-l);
  border-radius: var(--vx-rc);
  margin-bottom: 1.1rem;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 15, 43, 0.07);
}

.vxwater__card--result {
  margin-top: 1.25rem;
}

.vxwater__card-hdr {
  background: var(--vx-navy-3);
  border-radius: 12px 12px 0 0;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  border-bottom: 1.5px solid var(--vx-border-d);
}

.vxwater__step-badge {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--vx-brand);
  color: #fff;
  font-family: 'Poppins', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.vxwater__step-badge--check {
  background: var(--vx-accent);
  font-size: 0.85rem;
}

.vxwater__card-title {
  font-family: 'Poppins', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
}

.vxwater__card-body {
  padding: 1.25rem;
  background: var(--vx-cream);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ── Field ───────────────────────────────────────────────────────────────── */
.vxwater__field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.vxwater__label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--vx-muted);
  display: block;
}

/* ── Grid ────────────────────────────────────────────────────────────────── */
.vxwater__g2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.vxwater__g3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
}

.vxwater__g2--last,
.vxwater__g3--last {
  margin-bottom: 0;
}

/* ── Slider ──────────────────────────────────────────────────────────────── */
.vxwater__slider-wrap {
  border: 1.5px solid var(--vx-border-l);
  border-radius: var(--vx-ri);
  background: #fff;
  padding: 0.65rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.vxwater__slider-wrap:focus-within {
  border-color: var(--vx-navy);
  box-shadow: 0 0 0 3px rgba(0, 15, 43, 0.10);
}

.vxwater__slider-wrap input[type="range"] {
  flex: 1;
  accent-color: var(--vx-accent);
  cursor: pointer;
  min-width: 0;
}

.vxwater__slider-val {
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--vx-accent);
  min-width: 42px;
  text-align: right;
  flex-shrink: 0;
}

/* ── Segment Group (pill-style radio) ────────────────────────────────────── */
.vxwater__seg-group {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.vxwater__seg {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.42rem 0.8rem;
  border-radius: 20px;
  border: 1.5px solid var(--vx-border-l);
  background: #fff;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--vx-text) !important;
  transition: all 0.15s;
  white-space: nowrap;
}

.vxwater__seg:hover:not(.vxwater__seg--disabled) {
  border-color: var(--vx-navy);
}

.vxwater__seg--sel {
  background: var(--vx-navy) !important;
  border-color: var(--vx-navy) !important;
  color: #fff !important;
  font-weight: 600;
}

.vxwater__seg--disabled {
  opacity: 0.38;
  cursor: not-allowed;
  border-style: dashed;
  pointer-events: none;
}

.vxwater__rdot {
  width: 12px; height: 12px;
  border-radius: 50%;
  border: 1.5px solid var(--vx-border-l);
  flex-shrink: 0;
  transition: all 0.15s;
}

.vxwater__seg--sel .vxwater__rdot {
  border-color: var(--vx-accent);
  background: var(--vx-accent);
}

/* ── Pregnancy notice ────────────────────────────────────────────────────── */
.vxwater__preg-notice {
  display: none;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--vx-amber);
  background: var(--vx-amber-p);
  border: 1px solid rgba(180, 83, 9, 0.25);
  border-radius: 7px;
  padding: 0.4rem 0.7rem;
  margin-top: 0.35rem;
  align-items: center;
  gap: 0.35rem;
}

.vxwater__preg-notice--vis {
  display: flex;
}

/* ── Error ───────────────────────────────────────────────────────────────── */
.vxwater__main-err {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--vx-err);
  min-height: 1.2rem;
  margin-top: 0.35rem;
}

/* ── Calculate Button (orange — nutrition) ───────────────────────────────── */
.vxwater__btn-calc {
  display: block;
  width: 100%;
  padding: 0.9rem 1rem;
  background: var(--vx-accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  transition: background 0.15s;
  margin-top: 0.25rem;
}

.vxwater__btn-calc:hover { background: var(--vx-accent-d); }
.vxwater__btn-calc:active { transform: scale(0.99); }

/* ── Results ─────────────────────────────────────────────────────────────── */
.vxwater__results { display: none; }

.vxwater__results--vis {
  display: block;
  animation: vxwaterSlideIn 0.3s ease;
}

@keyframes vxwaterSlideIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Stats Grid ──────────────────────────────────────────────────────────── */
.vxwater__stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.vxwater__stat {
  border: 1.5px solid var(--vx-border-l);
  border-radius: var(--vx-rc);
  background: var(--vx-cream);
  padding: 1rem;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 15, 43, 0.07);
}

.vxwater__stat--primary {
  background: var(--vx-navy);
  border-color: var(--vx-navy);
}

.vxwater__stat-label {
  font-size: 0.62rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--vx-muted);
  margin-bottom: 0.3rem;
}

.vxwater__stat--primary .vxwater__stat-label {
  color: var(--vx-accent);
}

.vxwater__stat-val {
  font-family: 'Poppins', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--vx-text);
  line-height: 1.1;
}

.vxwater__stat--primary .vxwater__stat-val {
  color: #fff;
  font-size: 2.4rem;
}

.vxwater__stat-unit {
  font-size: 0.65rem;
  color: var(--vx-muted);
  margin-top: 0.15rem;
}

.vxwater__stat--primary .vxwater__stat-unit {
  color: var(--vx-muted-d);
}

/* ── Breakdown Bars ──────────────────────────────────────────────────────── */
.vxwater__breakdown { margin-bottom: 0; }

.vxwater__breakdown-title {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--vx-muted);
  margin-bottom: 0.6rem;
}

.vxwater__bar-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.55rem;
}

.vxwater__bar-row:last-child { margin-bottom: 0; }

.vxwater__bar-lbl {
  font-size: 0.64rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--vx-muted);
  width: 5rem;
  flex-shrink: 0;
}

.vxwater__bar-track {
  flex: 1;
  height: 8px;
  background: var(--vx-cream-2);
  border-radius: 6px;
  border: 1px solid var(--vx-border-l);
  overflow: hidden;
}

.vxwater__bar-fill {
  height: 100%;
  border-radius: 6px;
  width: 0;
  transition: width 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}

.vxwater__bar-fill--base { background: var(--vx-brand); }
.vxwater__bar-fill--act  { background: var(--vx-teal); }
.vxwater__bar-fill--env  { background: var(--vx-navy); }

.vxwater__bar-val {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--vx-text);
  width: 4rem;
  text-align: right;
  flex-shrink: 0;
}

/* ── Schedule Pills ──────────────────────────────────────────────────────── */
.vxwater__schedule {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.vxwater__pill {
  background: var(--vx-cream);
  border: 1px solid var(--vx-border-l);
  border-radius: 20px;
  padding: 0.3rem 0.75rem;
  font-size: 0.7rem;
  color: var(--vx-muted);
  font-family: monospace;
}

/* ── Factor Chips ────────────────────────────────────────────────────────── */
.vxwater__chips-title {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--vx-muted);
  margin-bottom: 0.5rem;
}

.vxwater__chips {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.vxwater__chip {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.68rem;
  font-weight: 500;
}

.vxwater__chip--pos {
  background: var(--vx-teal-p);
  color: #0F6E56;
}

.vxwater__chip--neg {
  background: var(--vx-amber-p);
  color: var(--vx-amber);
}

.vxwater__chip-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.vxwater__chip--pos .vxwater__chip-dot { background: var(--vx-teal); }
.vxwater__chip--neg .vxwater__chip-dot { background: var(--vx-amber); }

/* ── Tip Box ─────────────────────────────────────────────────────────────── */
.vxwater__tip {
  background: var(--vx-teal-p);
  border-radius: 9px;
  padding: 0.85rem 1rem;
  font-size: 0.8rem;
  color: #0F6E56;
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

/* ── Educational Note ────────────────────────────────────────────────────── */
.vxwater__edu {
  background: var(--vx-accent-p);
  border-left: 3px solid var(--vx-accent);
  border-radius: 0 9px 9px 0;
  padding: 0.85rem 1rem;
  font-size: 0.77rem;
  color: var(--vx-navy-3);
  line-height: 1.7;
}

.vxwater__edu strong {
  font-weight: 600;
  color: var(--vx-navy);
}

/* ── Download Buttons ────────────────────────────────────────────────────── */
.vxwater__dl-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.vxwater__btn-pdf,
.vxwater__btn-html {
  flex: 1;
  padding: 0.7rem 0.75rem;
  border-radius: 9px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.vxwater__btn-pdf {
  background: var(--vx-navy);
  color: #fff;
  border: 1.5px solid var(--vx-navy);
}

.vxwater__btn-pdf:hover { background: var(--vx-navy-4); border-color: var(--vx-navy-4); }

.vxwater__btn-html {
  background: transparent;
  color: var(--vx-text);
  border: 1.5px solid var(--vx-border-l);
}

.vxwater__btn-html:hover {
  background: var(--vx-accent-p);
  border-color: var(--vx-accent);
  color: var(--vx-accent-d);
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 520px) {
  .vxwater__stats-grid { grid-template-columns: 1fr; }
  .vxwater__g3 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 440px) {
  .vxwater__g2 { grid-template-columns: 1fr; }
  .vxwater__dl-row { flex-direction: column; }
}

@media (max-width: 360px) {
  .vxwater__wrap { padding: 1rem 0.75rem 2rem; }
  .vxwater__hdr { padding: 1.2rem 1rem 1.1rem; }
  .vxwater__title { font-size: 1.5rem; }
  .vxwater__card-body { padding: 1rem; }
  .vxwater__g3 { grid-template-columns: 1fr; }
}