/*
  EndoSense Landing Styles
*/

:root {
  /* Brand palette */
  --teal-600: #008489; /* primary */
  --teal-700: #2C7D7D;
  --teal-100: #A5D3DC;
  --sand-50:  #FFF5EC;
  --stone-50: #F7F7F6;
  --slate-800:#343A3F;
  --sage-200: #B8C8B5;

  --bg: var(--stone-50);
  --text: var(--slate-800);
}

/* Base */
html { box-sizing: border-box; }
*, *::before, *::after { box-sizing: inherit; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-family: Avenir, "Poppins", "Segoe UI", Roboto, "Helvetica Neue", Arial, system-ui, -apple-system, sans-serif;
}

img { max-width: 100%; display: block; }

.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

/* Header */
.site-header {
  background: white;
  border-bottom: 1px solid color-mix(in srgb, var(--slate-800) 10%, transparent);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand-logo {
  height: 40px;
  width: auto;
}

/* Hero */
.hero {
  position: relative;
  min-height: clamp(460px, 70vh, 760px);
  display: grid;
  /* Keep content vertically centered, align left horizontally */
  align-items: center;
  justify-items: start;
  isolation: isolate;
  background-image: url("pexels-nutrisense-inc-683752192-17947693.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  /* Fallback for browsers without color-mix */
  background: linear-gradient(90deg,
    rgba(0, 132, 137, 0.65) 0%,
    rgba(0, 132, 137, 0.45) 35%,
    rgba(0, 0, 0, 0) 70%
  );
  /* Stronger left-side shading using brand teal */
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--teal-600) 65%, black 15%) 0%,
    color-mix(in srgb, var(--teal-600) 45%, transparent) 35%,
    transparent 70%
  );
  z-index: 0;
}
.hero .container { 
  /* Pull the content toward the left edge */
  margin-inline: 0; 
  padding-inline: clamp(16px, 4vw, 32px);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: left;
  color: white;
  display: grid;
  gap: 22px;
  /* Narrower text block for better readability on image */
  max-width: 640px;
  text-shadow: 0 1px 2px rgba(0,0,0,.35);
}

.strapline {
  margin: 0;
  font-family: "Poppins", Avenir, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight: 700;
  font-size: clamp(28px, 4.2vw, 48px);
  line-height: 1.15;
  text-wrap: balance;
}

.cta {
  justify-self: start;
  background: var(--teal-600);
  color: white;
  text-decoration: none;
  padding: 14px 22px;
  border-radius: 8px;
  font-weight: 600;
  letter-spacing: 0.2px;
  box-shadow: 0 6px 18px color-mix(in srgb, var(--teal-600) 35%, transparent);
  transition: background .2s ease, transform .1s ease, box-shadow .2s ease;
}
.cta:hover {
  background: var(--teal-700);
  transform: translateY(-1px);
  box-shadow: 0 10px 20px color-mix(in srgb, var(--teal-700) 35%, transparent);
}
.cta:active { transform: translateY(0); }

/* Info */
.info { background: var(--sand-50); padding: 36px 0 56px; }
.section-title {
  font-family: "Poppins", Avenir, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight: 700;
  font-size: 28px;
  margin: 0 0 12px;
  color: var(--slate-800);
}
.lede {
  margin: 0;
  font-size: 18px;
  line-height: 1.6;
  color: color-mix(in srgb, var(--slate-800) 85%, white);
}

/* Footer */
.site-footer { background: white; color: var(--slate-800); }
.site-footer .container { padding: 20px 0; }
.site-footer p { margin: 0; font-size: 14px; }

@media (max-width: 640px) {
  .header-inner { padding: 10px 0; }
  .brand-logo { height: 34px; }
  .hero-content { gap: 18px; }
}

/* Technology */
.technology {
  background: white;
  padding: 40px 0 64px;
  border-top: 1px solid color-mix(in srgb, var(--slate-800) 8%, transparent);
}
.tech-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: min(5vw, 48px);
  align-items: center;
}
.tech-media { order: 1; }
.tech-copy { order: 2; font-size: 18px; line-height: 1.65; }
.tech-copy p { margin: 0; }
.tech-image {
  width: 100%;
  height: auto;
  border-radius: 12px;
  background: var(--stone-50);
  box-shadow: 0 12px 28px color-mix(in srgb, var(--slate-800) 18%, transparent);
}

@media (max-width: 960px) {
  .tech-grid { grid-template-columns: 1fr; }
  .tech-media { order: 1; }
  .tech-copy { order: 2; }
}

/* Supporters */
.supporters { background: var(--stone-50); padding: 40px 0 56px; }
.section-title.center { text-align: center; }
.logo-row {
  list-style: none;
  padding: 0;
  margin: 22px auto 0;
  display: flex;
  gap: clamp(24px, 6vw, 56px);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.logo-row li { margin: 0; }
.logo-row img {
  display: block;
  max-height: 56px;
  width: auto;
  filter: none; /* keep original brand colors */
}
.logo-row img.sprind-logo { max-height: 84px; }
@media (max-width: 640px) {
  .logo-row img { max-height: 44px; }
  .logo-row img.sprind-logo { max-height: 64px; }
}

/* Perimenopause Stats */
.perimenopause { background: var(--stone-50); padding: 40px 0 56px; }
.callout {
  margin-top: 16px;
  background: color-mix(in srgb, var(--teal-100) 35%, white);
  border: 1px solid color-mix(in srgb, var(--teal-600) 25%, transparent);
  border-left: 6px solid var(--teal-600);
  padding: 14px 16px;
  border-radius: 10px;
}
.callout strong { font-weight: 600; }
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 3vw, 24px);
  margin-top: 14px;
}
.stat-card {
  border-radius: 16px;
  padding: clamp(18px, 3.6vw, 26px);
  border: 1px solid color-mix(in srgb, var(--slate-800) 10%, transparent);
  box-shadow: 0 8px 18px color-mix(in srgb, var(--slate-800) 10%, transparent);
  display: grid;
  gap: 6px;
  align-content: center;
  text-align: center;
}
.stat-value {
  font-family: "Poppins", Avenir, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight: 700;
  font-size: clamp(24px, 4vw, 36px);
  color: var(--slate-800);
}
.stat-label {
  font-size: 16px;
  color: color-mix(in srgb, var(--slate-800) 85%, white);
}
.stat-source {
  margin-top: 6px;
  font-size: 14px;
  color: color-mix(in srgb, var(--slate-800) 70%, white);
}

/* Perimenopause explainer with graph */
.peri-explain {
  display: grid;
  grid-template-columns: minmax(300px, 420px) 1fr; /* wider text column, fixed image column */
  gap: 16px; /* tighter spacing */
  align-items: stretch; /* equalize column heights so image can size within */
  margin-top: 28px;
}
.peri-media { justify-self: start; display: flex; align-items: flex-start; }
.peri-media img {
  width: auto;
  height: auto;
  max-height: 100%; /* don't exceed text column height */
  max-width: 420px; /* keep same image size */
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 12px 28px color-mix(in srgb, var(--slate-800) 12%, transparent);
  background: white;
}
.peri-copy { font-size: 18px; line-height: 1.65; }
.sub-title {
  margin: 0 0 8px;
  font-family: "Poppins", Avenir, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: var(--slate-800);
}
.benefits {
  margin: 10px 0 0 18px;
}
.benefits li { margin: 4px 0; }
.research-note { margin-top: 10px; }

@media (max-width: 960px) {
  .peri-explain { grid-template-columns: 1fr; }
  /* On stacked layout, revert to intrinsic sizing */
  .peri-media img { width: 100%; height: auto; max-height: none; max-width: 420px; }
}
/* Palette‑aligned card variants */
.stat-teal { background: color-mix(in srgb, var(--teal-100) 70%, white); }
.stat-sand { background: var(--sand-50); }
.stat-sage { background: color-mix(in srgb, var(--sage-200) 70%, white); }

@media (max-width: 900px) {
  .stat-grid { grid-template-columns: 1fr; }
}