/* ================================================================
   Sehaty · Homepage (Warm Editorial)
   ================================================================ */

/* ============================================================
   HERO — dark editorial band
   ============================================================ */
.hero {
  padding-block: var(--space-20) var(--space-24);
  background: var(--bg-dark);
  color: var(--text-on-dark);
  overflow: hidden;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-8);
}

.hero-eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: currentColor;
  flex-shrink: 0;
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: 500;
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  color: var(--text-on-dark);
  max-width: 14ch;
  margin-bottom: var(--space-6);
}

html[dir="rtl"] .hero-title {
  font-family: var(--font-ar);
  font-weight: 700;
  letter-spacing: -0.01em;
  max-width: 18ch;
}

.hero-lede {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-loose);
  color: var(--text-on-dark-mid);
  max-width: 55ch;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.btn-cream {
  background: var(--text-on-dark);
  color: var(--bg-dark);
  border: 1px solid var(--text-on-dark);
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 600;
  transition: var(--t-base);
}
.btn-cream:hover {
  background: transparent;
  color: var(--text-on-dark);
}

.btn-outline-cream {
  background: transparent;
  color: var(--text-on-dark);
  border: 1px solid var(--text-on-dark-muted);
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 600;
  transition: var(--t-base);
}
.btn-outline-cream:hover {
  border-color: var(--text-on-dark);
}

.hero-meta {
  margin-top: var(--space-16);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border-on-dark);
}

.hero-meta > div {
  padding: var(--space-6) 0;
  min-width: 0;
  border-inline-end: 1px solid var(--border-on-dark);
  padding-inline-end: var(--space-6);
}
.hero-meta > div:first-child { padding-inline-start: 0; }
.hero-meta > div:last-child { border-inline-end: none; padding-inline-end: 0; }
.hero-meta > div + div { padding-inline-start: var(--space-6); }

.hero-meta dt {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  margin-bottom: var(--space-2);
}

.hero-meta dd {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-on-dark);
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   HERO GRID — text + pen
   ============================================================ */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

.hero-text { max-width: 560px; }

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.pen-stage {
  display: flex;
  align-items: center;
  gap: 48px;
}

.pen-svg {
  width: 150px;
  height: auto;
  overflow: visible;
  flex-shrink: 0;
  animation: penFloat 7s ease-in-out infinite;
}

@keyframes penFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

/* Drop: forms at the needle tip, holds, then falls and fades */
.pen-drop {
  animation: penDropFall 3.6s cubic-bezier(0.45, 0, 0.55, 1) infinite;
  transform-origin: 70px 524px;
}

@keyframes penDropFall {
  0%   { opacity: 0; transform: translateY(-6px) scale(0.3); }
  12%  { opacity: 1; transform: translateY(0)    scale(1); }
  38%  { opacity: 1; transform: translateY(0)    scale(1.12); }
  44%  { opacity: 1; transform: translateY(0)    scale(1); }
  92%  { opacity: 0; transform: translateY(34px) scale(0.65); }
  100% { opacity: 0; transform: translateY(34px) scale(0.65); }
}

/* ---------- Caption on the side ---------- */
.pen-caption {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 8px 0;
}

.pen-caption-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.pen-caption-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
}

.pen-caption-value {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-on-dark);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

/* ============================================================
   FEATURE — risk instrument
   ============================================================ */
.feature {
  padding-block: var(--space-24);
  background: var(--bg);
  transition: background var(--t-base);
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-14);
  align-items: center;
}

.feature-text {
  max-width: 44ch;
}

.feature-index {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--primary);
  display: block;
  margin-bottom: var(--space-4);
}

.feature-title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: var(--space-6);
}

html[dir="rtl"] .feature-title {
  font-family: var(--font-ar);
  font-weight: 700;
}

.feature-body {
  font-size: var(--fs-body);
  line-height: var(--lh-loose);
  color: var(--text-mid);
  margin-bottom: var(--space-6);
}

.feature-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  padding-bottom: var(--space-1);
  border-bottom: 1px solid var(--text);
  transition: var(--t-base);
}
.feature-link:hover {
  color: var(--primary);
  border-color: var(--primary);
}

/* ============================================================
   RESULT PANEL
   ============================================================ */
.result-panel {
  background: var(--card);
  border: 1px solid var(--border);
  padding: var(--space-8);
  max-width: 500px;
  transition: background var(--t-base), border-color var(--t-base);
}

.result-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border);
}

.result-head-title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-mid);
}

.result-head-model {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.result-figure {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-top: var(--space-6);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.result-number {
  font-family: var(--font-display);
  font-size: 84px;
  font-weight: 500;
  letter-spacing: -0.04em;
  color: var(--text);
}

.result-unit {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  color: var(--text-muted);
}

.result-classification {
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-mid);
  margin-top: var(--space-4);
  max-width: 40ch;
}

.result-bar {
  position: relative;
  margin-top: var(--space-8);
  padding-top: var(--space-2);
}

.result-bar-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  height: 3px;
}

.result-seg { border-radius: 1px; }
.seg-low   { background: #34D399; }
.seg-mod   { background: #FBBF24; }
.seg-high  { background: #FB923C; }
.seg-vhigh { background: #EF4444; }

.result-bar-marker {
  position: absolute;
  top: 0;
  left: 30%;
  width: 1px;
  height: 11px;
  background: var(--text);
}

html[dir="rtl"] .result-bar-marker {
  left: auto;
  right: 30%;
}

.result-bar-labels {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  margin-top: var(--space-2);
}
.result-bar-labels span {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  text-align: center;
}
.result-bar-labels span:first-child { text-align: start; }
.result-bar-labels span:last-child  { text-align: end; }

.result-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  padding-top: var(--space-6);
  margin-top: var(--space-6);
  border-top: 1px solid var(--border);
}
.result-meta > div { display: flex; flex-direction: column; gap: 3px; }
.result-meta dt {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.result-meta dd {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.result-source {
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--text-muted);
  padding-top: var(--space-5);
  margin-top: var(--space-5);
  border-top: 1px solid var(--border);
}
.result-source em { font-style: italic; }

/* ============================================================
   BIG NUMBER BAND
   ============================================================ */
.big-number {
  padding-block: var(--space-24);
  background: var(--bg-alt);
  transition: background var(--t-base);
}

.big-number-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: end;
}

.big-number-figure {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  font-weight: 400;
  line-height: 0.85;
  letter-spacing: -0.05em;
  color: var(--primary);
  display: flex;
  align-items: flex-start;
}

.big-number-figure small {
  font-size: 0.3em;
  font-weight: 400;
  margin-top: 0.3em;
  margin-inline-start: 0.05em;
  letter-spacing: 0;
}

.big-number-copy { max-width: 46ch; }

.big-number-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-bottom: var(--space-4);
}

.big-number-body {
  font-size: var(--fs-body);
  line-height: var(--lh-loose);
  color: var(--text-mid);
}

.big-number-body + .big-number-body {
  margin-top: var(--space-4);
}

/* ============================================================
   TOOLS — horizontal scroll
   ============================================================ */
.tools-band {
  padding-block: var(--space-20) 0;
  background: var(--bg);
  transition: background var(--t-base);
}

.tools-header {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}
.tools-header h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
}
html[dir="rtl"] .tools-header h2 {
  font-family: var(--font-ar);
  font-weight: 700;
}
.tools-header p {
  font-size: var(--fs-body);
  line-height: var(--lh-loose);
  color: var(--text-mid);
  max-width: 60ch;
}

.tools-scroll {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-block: var(--space-2) var(--space-16);
  padding-inline-start: max(var(--space-5), calc((100vw - var(--container-max)) / 2));
  padding-inline-end: var(--space-5);
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}

.tools-scroll::-webkit-scrollbar { height: 6px; }
.tools-scroll::-webkit-scrollbar-track { background: transparent; }
.tools-scroll::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 3px;
}

.tool-card {
  flex: 0 0 320px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color var(--t-base);
}
.tool-card:hover {
  border-color: var(--text-muted);
}

.tool-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.tool-index {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}

.tool-icon {
  width: 24px;
  height: 24px;
  color: var(--primary);
}
.tool-icon svg {
  width: 100%;
  height: 100%;
  stroke-width: 1.5;
}

.tool-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--text);
  margin-bottom: var(--space-4);
}
html[dir="rtl"] .tool-card h3 {
  font-family: var(--font-ar);
  font-weight: 700;
}

.tool-card p {
  font-size: 13.5px;
  line-height: var(--lh-loose);
  color: var(--text-mid);
  margin-bottom: var(--space-8);
  flex: 1;
}

.tool-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text);
  align-self: flex-start;
  transition: var(--t-base);
}
.tool-link::after {
  content: '';
  display: inline-block;
  width: 16px;
  height: 1px;
  background: currentColor;
  transition: width var(--t-fast);
}
.tool-link:hover { color: var(--primary); }
.tool-link:hover::after { width: 24px; }

/* ============================================================
   CLINICIAN BAND — dark
   ============================================================ */
.clinician {
  padding-block: var(--space-24);
  background: var(--bg-dark);
  color: var(--text-on-dark);
}

.clinician-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-14);
  align-items: start;
}

.clinician-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-6);
}
.clinician-eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: currentColor;
}

.clinician-title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-on-dark);
  margin-bottom: var(--space-6);
  max-width: 18ch;
}
html[dir="rtl"] .clinician-title {
  font-family: var(--font-ar);
  font-weight: 700;
}

.clinician-body {
  font-size: var(--fs-body);
  line-height: var(--lh-loose);
  color: var(--text-on-dark-mid);
  max-width: 52ch;
  margin-bottom: var(--space-8);
}

.clinician-list {
  border-top: 1px solid var(--border-on-dark);
  margin-bottom: var(--space-8);
}
.clinician-list li {
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--border-on-dark);
  font-size: 14px;
  color: var(--text-on-dark);
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}
.clinician-list li::before {
  content: '—';
  color: var(--accent);
  flex-shrink: 0;
}

.clinician-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-on-dark);
  padding-bottom: var(--space-1);
  border-bottom: 1px solid var(--text-on-dark);
  transition: var(--t-base);
}
.clinician-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.clinician-metrics {
  border-top: 1px solid var(--border-on-dark);
}

.c-metric {
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--border-on-dark);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-6);
}

.c-metric-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
}

.c-metric-value {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--text-on-dark);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

/* ============================================================
   DISCLAIMER
   ============================================================ */
.disclaimer {
  background: var(--bg-alt);
  padding-block: var(--space-8);
  border-top: 1px solid var(--border);
  transition: background var(--t-base);
}
.disclaimer p {
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 90ch;
  margin-inline: auto;
  text-align: center;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet and up — section grids become two-column */
@media (min-width: 768px) {
  .feature-grid {
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-20);
  }
  .big-number-grid {
    grid-template-columns: 1.4fr 1fr;
    gap: var(--space-16);
  }
  .tools-header {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: end;
  }
  .clinician-grid {
    grid-template-columns: 1.1fr 1fr;
    gap: var(--space-20);
  }
}

/* Desktop — hero becomes two columns (text + pen side by side) */
@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-16);
  }
}

/* Tablet — hero two columns with smaller pen, caption hidden */
@media (min-width: 640px) and (max-width: 899px) {
  .hero-grid {
    grid-template-columns: 1fr auto;
    gap: var(--space-10);
    align-items: center;
  }
  .hero-title { font-size: 44px; }
  .hero-lede  { font-size: 16px; }
  .pen-stage  { gap: 24px; }
  .pen-svg    { width: 110px; }
  .pen-caption { display: none; }
}

/* Small mobile — hero two columns, tight pen */
@media (max-width: 639px) {
  .hero {
    padding-block: var(--space-12) var(--space-14);
  }
  .hero-grid {
    grid-template-columns: 1fr auto;
    gap: var(--space-4);
    align-items: center;
  }
  .hero-title {
    font-size: 34px;
    max-width: 14ch;
  }
  .hero-lede {
    font-size: 15px;
    margin-bottom: var(--space-6);
  }
  .hero-actions { gap: var(--space-2); }
  .btn-cream,
  .btn-outline-cream {
    padding: 10px 16px;
    font-size: 13px;
  }
  .pen-stage  { gap: 12px; }
  .pen-svg    { width: 68px; }
  .pen-caption { display: none; }
}

/* Very small phones */
@media (max-width: 480px) {
  .pen-svg { width: 58px; }
  .hero-title { font-size: 30px; }
}

/* Non-hero responsive tweaks */
@media (max-width: 768px) {
  .hero-meta {
    grid-template-columns: 1fr;
    margin-top: var(--space-10);
  }
  .hero-meta > div {
    border-inline-end: none;
    border-bottom: 1px solid var(--border-on-dark);
    padding-inline: 0;
    padding-block: var(--space-4);
  }
  .hero-meta > div:last-child { border-bottom: none; }
  .result-panel { padding: var(--space-6); }
  .result-number { font-size: 64px; }
  .c-metric-value { font-size: 40px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .pen-svg  { animation: none !important; }
  .pen-drop { opacity: 0 !important; animation: none !important; }
}