/* ==========================================================
   MILKIFY CORPORATE — milkify.com

   Brand system derived from actual Milkify identity:
   - Font: Poppins (consistent with milkify.me + medical)
   - Primary: Space Indigo #182B55
   - Consumer accent: Teal #1987B2
   - Medical accent: Steel Blue #84A5BC
   - Neutral: Platinum #EFEFEF, Alabaster #D3E0E2

   This is the corporate parent — it bridges
   consumer warmth with clinical authority.
   ========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  /* Brand palette */
  --indigo:         #182B55;
  --indigo-dark:    #0F1D3D;
  --indigo-light:   #2A3F6E;
  --indigo-faint:   #E8EDF5;
  --teal:           #1987B2;
  --teal-dark:      #14698C;
  --steel:          #84A5BC;
  --steel-light:    #B3CBDA;
  --steel-faint:    #E5EEF3;
  --alabaster:      #D3E0E2;
  --platinum:       #EFEFEF;
  --white:          #FFFFFF;

  /* Semantic */
  --tx1: var(--indigo);
  --tx2: #5A6B82;
  --tx3: #8E9BAA;
  --bg:  var(--white);
  --bg2: #F7F9FB;
  --bg3: var(--platinum);
  --rule: rgba(24,43,85,.08);

  /* Type */
  --font: 'Poppins', -apple-system, sans-serif;

  /* Layout */
  --max:  1200px;
  --pad:  clamp(1.25rem, 4vw, 3rem);

  /* Motion */
  --ease: cubic-bezier(.22, 1, .36, 1);
}

/* -- Reset -- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font);
  font-weight: 400;
  font-size: 16px;
  color: var(--tx1);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
::selection { background: var(--indigo); color: var(--white); }

/* -- Container -- */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* -- Shared typography -- */
h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--tx1);
}
h1 { font-size: clamp(2rem, 5vw, 3.25rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); letter-spacing: -.01em; }
h3 { font-size: 1.1rem; }

.section-label-inline {
  display: block;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: .75rem;
}

/* -- Reveal -- */
.rv {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.rv.vis { opacity: 1; transform: none; }

/* Hero stagger */
.an {
  opacity: 0;
  transform: translateY(32px);
  animation: enter .8s var(--ease) forwards;
  animation-delay: calc(var(--i) * .14s + .3s);
}
@keyframes enter { to { opacity: 1; transform: none; } }

/* -- Buttons -- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  font-family: var(--font);
  font-size: .8rem;
  font-weight: 600;
  border-radius: 6px;
  transition: all .25s var(--ease);
  border: 1.5px solid transparent;
}
.btn-primary {
  background: var(--teal);
  color: var(--white);
  border-color: var(--teal);
}
.btn-primary:hover {
  background: var(--teal-dark);
  border-color: var(--teal-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(25,135,178,.2);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.4);
}
.btn-outline:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--white);
  transform: translateY(-1px);
}

/* ==========================================================
   NAV
   ========================================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background .3s, box-shadow .3s;
}
.nav.scrolled {
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(16px) saturate(1.3);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  box-shadow: 0 1px 0 var(--rule);
}

.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: padding .3s var(--ease);
}
.nav.scrolled .nav-inner { padding-top: .75rem; padding-bottom: .75rem; }

.nav-logo-img {
  height: 28px;
  width: auto;
  transition: filter .3s;
}
/* On hero (dark bg): make logo white */
.nav:not(.scrolled) .nav-logo-img {
  filter: brightness(0) invert(1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-size: .78rem;
  font-weight: 500;
  color: rgba(255,255,255,.7);
  transition: color .25s;
}
.nav.scrolled .nav-links a { color: var(--tx2); }
.nav-links a:hover { color: #fff; }
.nav.scrolled .nav-links a:hover { color: var(--teal); }

/* Hamburger */
.nav-toggle {
  display: none;
  width: 24px;
  height: 16px;
  position: relative;
}
.nav-toggle span {
  position: absolute;
  left: 0; right: 0;
  height: 1.5px;
  background: #fff;
  border-radius: 1px;
  transition: all .3s var(--ease);
}
.nav.scrolled .nav-toggle span { background: var(--indigo); }
.nav-toggle span:first-child { top: 0; }
.nav-toggle span:last-child { bottom: 0; }
.nav-toggle.open span:first-child { top: 50%; transform: translateY(-50%) rotate(45deg); }
.nav-toggle.open span:last-child { bottom: 50%; transform: translateY(50%) rotate(-45deg); }

/* Mobile overlay */
.nav-links.mobile-open {
  position: fixed;
  inset: 0;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  background: var(--indigo);
  z-index: 99;
}
.nav-links.mobile-open a {
  font-size: 1.1rem;
  color: rgba(255,255,255,.7);
}
.nav-links.mobile-open a:hover { color: var(--teal); }

@media (max-width: 768px) {
  .nav-links:not(.mobile-open) { display: none; }
  .nav-toggle { display: block; }
}

/* ==========================================================
   HERO
   ========================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--indigo);
}

.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .2;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(15,29,61,.6) 0%,
    rgba(24,43,85,.4) 50%,
    rgba(24,43,85,.8) 100%
  );
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  padding: 8rem var(--pad) 5rem;
  width: 100%;
}

.hero-content { max-width: 640px; }

.hero-tag {
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--steel-light);
  margin-bottom: 1.5rem;
}

.hero h1 {
  color: var(--white);
  font-weight: 700;
  margin-bottom: 1.25rem;
  font-size: clamp(2.5rem, 6vw, 4rem);
}

.hero-desc {
  font-size: clamp(.9rem, 1.2vw, 1.05rem);
  font-weight: 300;
  line-height: 1.75;
  color: rgba(255,255,255,.55);
  max-width: 520px;
  margin-bottom: 2.5rem;
}

.hero-ctas { display: flex; gap: .75rem; flex-wrap: wrap; }

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  right: var(--pad);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .75rem;
}
.hero-scroll span {
  font-size: .55rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(255,255,255,.25);
  writing-mode: vertical-rl;
}
.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--steel), transparent);
  animation: pulse-line 2.5s ease-in-out infinite;
}
@keyframes pulse-line {
  0%, 100% { opacity: .3; transform: scaleY(1); }
  50% { opacity: .7; transform: scaleY(1.2); transform-origin: top; }
}

@media (max-width: 600px) {
  .hero-inner { padding-top: 7rem; padding-bottom: 4rem; }
  .hero-scroll { display: none; }
}

/* ==========================================================
   ROUTER
   ========================================================== */
.router {
  padding: 5rem 0;
  background: var(--bg2);
}

.section-label {
  margin-bottom: 2.5rem;
}
.label-text {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--tx3);
}

.router-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.route-card {
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--rule);
  transition: box-shadow .35s var(--ease), transform .35s var(--ease);
  display: flex;
  flex-direction: column;
}
.route-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(24,43,85,.1);
}

.route-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}
.route-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease);
}
.route-card:hover .route-img img { transform: scale(1.04); }

.route-body {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.route-badge {
  display: inline-block;
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .3rem .75rem;
  border-radius: 4px;
  margin-bottom: 1rem;
  width: fit-content;
}
.route-badge--consumer {
  background: rgba(25,135,178,.08);
  color: var(--teal);
}
.route-badge--medical {
  background: rgba(132,165,188,.12);
  color: var(--indigo-light);
}

.route-body h2 {
  font-size: 1.35rem;
  margin-bottom: .75rem;
}
.route-body p {
  font-size: .85rem;
  line-height: 1.7;
  color: var(--tx2);
  margin-bottom: 1.5rem;
  flex: 1;
}

.route-cta {
  font-size: .75rem;
  font-weight: 600;
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  transition: gap .3s var(--ease);
}
.route-card:hover .route-cta { gap: .6rem; }
.route-cta--steel { color: var(--steel); }

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

/* ==========================================================
   TICKER
   ========================================================== */
.ticker {
  background: var(--indigo);
  padding: 1rem 0;
  overflow: hidden;
  position: relative;
}
.ticker::before,
.ticker::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 60px;
  z-index: 2;
  pointer-events: none;
}
.ticker::before { left: 0; background: linear-gradient(to right, var(--indigo), transparent); }
.ticker::after { right: 0; background: linear-gradient(to left, var(--indigo), transparent); }

.ticker-track {
  display: flex;
  width: max-content;
  animation: scroll 30s linear infinite;
}
.ticker-track:hover { animation-play-state: paused; }

@keyframes scroll { to { transform: translateX(-50%); } }

.ticker-set {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.ticker-item {
  white-space: nowrap;
  padding: 0 2rem;
  font-size: .75rem;
  font-weight: 400;
  color: rgba(255,255,255,.5);
}
.ticker-item strong {
  font-weight: 600;
  color: var(--white);
  margin-right: .25rem;
}
.ticker-sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--steel);
  opacity: .4;
  flex-shrink: 0;
}

/* ==========================================================
   ABOUT
   ========================================================== */
.about {
  padding: 5rem 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(2.5rem, 6vw, 5rem);
}

.about-left h2 {
  margin-top: .5rem;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
}

.about-lead {
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1.7;
  color: var(--tx1);
  margin-bottom: 1rem;
}
.about-right p {
  font-size: .875rem;
  line-height: 1.8;
  color: var(--tx2);
  margin-bottom: 1.25rem;
}
.about-right blockquote {
  margin: 1.5rem 0 0;
  padding: 1.25rem 0 1.25rem 1.5rem;
  border-left: 3px solid var(--teal);
}
.about-right blockquote p {
  font-size: .95rem;
  font-weight: 500;
  font-style: italic;
  color: var(--tx1);
  margin: 0;
  line-height: 1.6;
}

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

/* ==========================================================
   RESEARCH
   ========================================================== */
.research {
  padding: 5rem 0;
  background: var(--indigo);
  color: var(--white);
}

.research-head {
  max-width: 520px;
  margin-bottom: 3rem;
}
.research-head h2 {
  color: var(--white);
  margin-bottom: .75rem;
}
.research-head p {
  font-size: .875rem;
  line-height: 1.7;
  color: rgba(255,255,255,.45);
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.research-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 8px;
  padding: 2rem;
  transition: background .3s, border-color .3s;
}
.research-card:hover {
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.1);
}

.research-card-num {
  font-size: .65rem;
  font-weight: 700;
  color: var(--steel-light);
  letter-spacing: .1em;
  margin-bottom: 1.25rem;
}
.research-card h3 {
  color: var(--white);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: .75rem;
  line-height: 1.35;
}
.research-card p {
  font-size: .8rem;
  line-height: 1.75;
  color: rgba(255,255,255,.4);
}

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

/* ==========================================================
   PRESS
   ========================================================== */
.press {
  padding: 5rem 0;
  background: var(--bg2);
}

.press-head {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--rule);
}
.press-head h2 { margin-top: .25rem; }

.press-list { margin-bottom: 2.5rem; }

.press-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--rule);
  transition: padding-left .3s var(--ease);
}
.press-row:hover { padding-left: .75rem; }

.press-source {
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--teal);
  padding-top: .15rem;
}
.press-row h3 {
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: .35rem;
}
.press-row p {
  font-size: .8rem;
  line-height: 1.7;
  color: var(--tx2);
}

.press-contact {
  text-align: center;
  padding-top: .5rem;
}
.press-contact span {
  display: block;
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--tx3);
  margin-bottom: .35rem;
}
.press-contact a {
  font-size: .95rem;
  font-weight: 500;
  color: var(--teal);
  transition: color .2s;
}
.press-contact a:hover { color: var(--teal-dark); }

@media (max-width: 768px) {
  .press-row {
    grid-template-columns: 1fr;
    gap: .5rem;
  }
}

/* ==========================================================
   INVESTORS
   ========================================================== */
.investors {
  padding: 5rem 0;
}

.inv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.inv-left h2 {
  margin-bottom: 1rem;
}
.inv-left > p {
  font-size: .875rem;
  line-height: 1.8;
  color: var(--tx2);
  margin-bottom: 2rem;
}

.inv-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--rule);
  border-radius: 8px;
  overflow: hidden;
}
.inv-metric {
  background: var(--bg2);
  padding: 2rem;
  transition: background .3s;
}
.inv-metric:hover { background: var(--white); }

.inv-val {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--indigo);
  display: block;
  line-height: 1;
  margin-bottom: .5rem;
}
.inv-lbl {
  font-size: .72rem;
  color: var(--tx2);
  line-height: 1.4;
}

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

/* ==========================================================
   FOOTER
   ========================================================== */
.footer {
  background: var(--indigo-dark);
  color: rgba(255,255,255,.4);
  padding: 3.5rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.footer-logo {
  height: 24px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: .7;
  margin-bottom: .75rem;
}
.footer-brand p {
  font-size: .78rem;
  line-height: 1.7;
  max-width: 240px;
  color: rgba(255,255,255,.3);
}
.footer-col h4 {
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.2);
  margin-bottom: 1rem;
}
.footer-col a {
  display: block;
  font-size: .78rem;
  color: rgba(255,255,255,.35);
  padding: .2rem 0;
  transition: color .2s;
}
.footer-col a:hover { color: var(--teal); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.25rem;
}
.footer-bottom p { font-size: .7rem; color: rgba(255,255,255,.18); }
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a {
  font-size: .7rem;
  color: rgba(255,255,255,.18);
  transition: color .2s;
}
.footer-legal a:hover { color: rgba(255,255,255,.4); }

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: .5rem; text-align: center; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* -- Reduced motion -- */
@media (prefers-reduced-motion: reduce) {
  .rv, .an { opacity: 1; transform: none; animation: none; transition: none; }
  .ticker-track { animation: none; }
  .hero-scroll-line { animation: none; }
}