/* ==========================================================================
   Gunies Pharma — shared stylesheet
   Brand colors are defined as CSS variables below. When the client provides
   their final logo/brand colors, edit ONLY the :root block to re-theme the
   entire site.
   ========================================================================== */

:root {
  /* --- Brand palette (from Gunies Pharma logo) --- */
  --navy:        #221F1F;   /* Brand Dark · charcoal from logo (RGB 34,31,31) */
  --navy-deep:   #171515;   /* deeper charcoal for depth */
  --teal:        #E7D020;   /* Brand Gold · from logo (RGB 231,208,32) */
  --teal-soft:   #FBF4CC;   /* soft gold tint for backgrounds */
  --gold-ink:    #8A7407;   /* deep gold — for gold-toned TEXT on light bg (legible) */

  /* --- Neutrals (warm to suit gold) --- */
  --ink:    #221F1F;
  --slate:  #5b544e;
  --line:   #e7e3da;
  --paper:  #ffffff;
  --mist:   #f7f5ef;

  /* --- Type --- */
  --display: 'Sora', system-ui, sans-serif;
  --body: 'IBM Plex Sans', system-ui, sans-serif;

  /* --- Layout --- */
  --wrap: 1200px;
  --radius: 16px;
  --shadow: 0 18px 40px -20px rgba(0,0,0,0.30);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--display); line-height: 1.15; color: var(--navy); margin: 0 0 .5em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.5rem); font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.25rem; font-weight: 600; }
p { margin: 0 0 1rem; color: var(--slate); }
a { color: var(--gold-ink); text-decoration: none; }

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

.wrap { width: min(var(--wrap), 92%); margin-inline: auto; }

.eyebrow {
  font-family: var(--display);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold-ink);
  margin: 0 0 .9rem;
  display: inline-flex;
  align-items: center;
  gap: .6rem;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--teal);
  display: inline-block;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--display); font-weight: 600; font-size: .95rem;
  padding: .85rem 1.6rem; border-radius: 999px;
  border: 1.5px solid transparent; cursor: pointer;
  transition: transform .15s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}
.btn-primary { background: var(--teal); color: var(--navy); }
.btn-primary:hover { background: var(--navy); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn-ghost:hover { background: var(--teal); color: var(--navy); border-color: var(--teal); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--line); }
.btn-outline:hover { border-color: var(--teal); color: var(--gold-ink); background: var(--teal-soft); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: .9rem 0; }
.brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; }
.brand-mark { height: 44px; width: auto; display: block; }
.brand-word {
  font-family: var(--display); font-weight: 700; font-size: 1.15rem; line-height: 1;
  color: var(--navy); letter-spacing: .01em;
}
.brand-word b { font-weight: 700; color: var(--gold-ink); }
.nav { display: flex; align-items: center; gap: .3rem; }
.nav a {
  font-family: var(--display); font-weight: 500; font-size: .95rem; color: var(--ink);
  padding: .55rem .85rem; border-radius: 8px; position: relative;
}
.nav a:hover, .nav a.active { color: var(--navy); background: var(--teal-soft); }
.nav a.btn.btn-primary.active { color: var(--navy); }
.nav .btn { margin-left: .5rem; padding: .6rem 1.2rem; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: .4rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; transition: .25s; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 55%, #35302C 100%);
  color: #fff;
}
/* particles.js molecular field — fills the hero, sits behind the content */
#particles-hero {
  position: absolute; inset: 0; z-index: 1;
  opacity: .85; pointer-events: auto;
}
.hero-grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 2rem; align-items: center;
  /* let hover / clicks pass through to the particle canvas, except on real controls */
  pointer-events: none;
}
.hero-grid a.btn, .hero-anim { pointer-events: auto; }
.hero-inner { padding: clamp(3.5rem, 9vw, 7rem) 0; max-width: 640px; }
.hero h1 { color: #fff; }
.hero .eyebrow { color: #E7D020; }
.hero .eyebrow::before { background: #E7D020; }
.hero p { color: rgba(255,255,255,.82); font-size: 1.12rem; max-width: 34rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }

/* --- API spec card (hero, links to API page) --- */
.hero-anim {
  position: relative; justify-self: center;
  width: min(400px, 92%); display: block; text-decoration: none;
}
.hero-anim:focus-visible { outline: 2px solid #E7D020; outline-offset: 10px; border-radius: 24px; }

.mol-card {
  position: relative;
  background: linear-gradient(160deg, rgba(255,255,255,.10), rgba(255,255,255,.03));
  border: 1px solid rgba(231,208,32,.30);
  border-radius: 22px;
  padding: 1.1rem 1.25rem 1rem;
  backdrop-filter: blur(9px); -webkit-backdrop-filter: blur(9px);
  box-shadow: 0 28px 60px -28px rgba(0,0,0,.65), inset 0 1px 0 rgba(255,255,255,.10);
  animation: card-float 8s ease-in-out infinite;
  transition: transform .3s ease, border-color .3s ease;
}
.hero-anim:hover .mol-card { transform: translateY(-4px); border-color: rgba(231,208,32,.55); }

.mol-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: .3rem; }
.mol-badge {
  font-family: var(--display); font-weight: 700; font-size: .68rem; letter-spacing: .16em;
  color: #221F1F; background: #E7D020; padding: .3rem .55rem; border-radius: 7px;
}
.mol-eyebrow {
  font-family: var(--display); font-weight: 500; font-size: .68rem; letter-spacing: .12em;
  color: rgba(255,255,255,.62); text-transform: uppercase;
}
.mol-svg { width: 100%; height: auto; display: block; overflow: visible; }

.mol-card-foot {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  margin-top: .5rem; padding-top: .7rem; border-top: 1px solid rgba(255,255,255,.12);
}
.mol-formula { font-family: var(--display); font-weight: 600; font-size: 1rem; color: #E7D020; letter-spacing: .02em; }
.mol-formula sub { font-size: .62em; }
.mol-caption { font-size: .72rem; color: rgba(255,255,255,.6); }
.mol-name-link { font-size: .72rem; color: rgba(255,255,255,.6); text-decoration: none; transition: color .2s; white-space: nowrap; }
.mol-name-link .n { color: #ECE7D2; font-weight: 600; }
.mol-name-link:hover { color: #E7D020; }
.mol-name-link:hover .n { color: #E7D020; }
.hero-anim:hover .mol-caption { color: #E7D020; }

/* --- carousel stage + slides --- */
.mol-stage { position: relative; aspect-ratio: 320 / 226; margin: .1rem 0; }
.mol-slide {
  position: absolute; inset: 0; opacity: 0; visibility: hidden;
  transition: opacity .45s ease;
}
.mol-slide.active { opacity: 1; visibility: visible; }
.mol-slide svg { width: 100%; height: 100%; display: block; overflow: visible; }

/* skeletal bonds (drawn in when a slide activates) */
.mol-slide .bond {
  fill: none; stroke: #ECE7D2; stroke-width: 2; stroke-linecap: round;
  stroke-dasharray: 120; stroke-dashoffset: 120;
}
.mol-slide.active .bond    { animation: bond-draw 1s ease forwards; }
.mol-slide.active .bond.b2 { animation-delay: .15s; }
.mol-slide.active .bond.b3 { animation-delay: .3s; }
.mol-slide .aromatic {
  fill: none; stroke: #E7D020; stroke-width: 1.6;
  transform-box: view-box; transform-origin: 150px 150px; opacity: .7;
}
.mol-slide.active .aromatic { animation: aromatic-pulse 4.5s ease-in-out infinite; }
.mol-slide .glow { transform-box: view-box; transform-origin: 150px 150px; }
.mol-slide.active .glow { animation: aromatic-pulse 5s ease-in-out infinite; }
.mol-slide .label { font-family: var(--display); font-weight: 600; font-size: 16px; fill: #E7D020; }
.mol-slide .label.h { font-size: 11px; fill: rgba(214,241,246,.75); }

/* dots */
.mol-dots { display: flex; gap: .4rem; }
.mol-dot {
  width: 8px; height: 8px; padding: 0; border: 0; border-radius: 50%;
  background: rgba(255,255,255,.28); cursor: pointer; transition: background .2s, transform .2s;
}
.mol-dot:hover { background: rgba(231,208,32,.6); }
.mol-dot.active { background: #E7D020; transform: scale(1.3); }

/* prev / next */
.mol-nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid rgba(231,208,32,.3); background: rgba(4,34,47,.55); color: #E7D020;
  font-size: 1.2rem; line-height: 1; cursor: pointer; display: grid; place-items: center;
  opacity: 0; transition: opacity .2s, background .2s;
}
.mol-card:hover .mol-nav { opacity: 1; }
.mol-nav:hover { background: rgba(231,208,32,.22); }
.mol-nav.prev { left: -8px; }
.mol-nav.next { right: -8px; }

@keyframes card-float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes aromatic-pulse { 0%,100% { opacity: .55; } 50% { opacity: 1; } }
@keyframes bond-draw { to { stroke-dashoffset: 0; } }

/* keep structures visible when motion is reduced (bonds won't draw) */
@media (prefers-reduced-motion: reduce) {
  .mol-slide .bond { stroke-dashoffset: 0 !important; }
  .mol-nav { opacity: 1; }
}
/* touch devices: always show the arrows */
@media (hover: none) { .mol-nav { opacity: 1; } }

.page-hero {
  background: linear-gradient(135deg, var(--navy-deep), var(--navy));
  color: #fff; padding: clamp(2.8rem, 7vw, 4.5rem) 0;
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: ""; position: absolute; right: -40px; top: -40px; bottom: -40px; width: 45%;
  background: url("assets/molecule.svg") no-repeat center / contain; opacity: .35;
}
.page-hero h1 { color: #fff; position: relative; z-index: 2; }
.page-hero p { color: rgba(255,255,255,.8); max-width: 40rem; position: relative; z-index: 2; }
.breadcrumb { font-size: .85rem; color: #E7D020; margin-bottom: 1rem; position: relative; z-index: 2; }
.breadcrumb a { color: #E7D020; }

/* ---------- Sections ---------- */
section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section-mist { background: var(--mist); }
.section-head { max-width: 46rem; margin-bottom: 2.6rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }

/* ---------- Product / feature grid ---------- */
.grid { display: grid; gap: 1.4rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.8rem;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.card .icon {
  width: 52px; height: 52px; border-radius: 13px;
  background: var(--teal-soft); color: var(--navy);
  display: grid; place-items: center; margin-bottom: 1.1rem;
}
.card .icon svg { width: 26px; height: 26px; }
.card h3 { color: var(--navy); }
.card p { margin-bottom: 0; font-size: .96rem; }
.card .more { display: inline-block; margin-top: 1rem; font-family: var(--display); font-weight: 600; font-size: .9rem; }

/* Product cards with top accent */
.product-card { position: relative; overflow: hidden; }
.product-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--navy));
  transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.product-card:hover::before { transform: scaleX(1); }
.product-card .tag {
  font-family: var(--display); font-size: .72rem; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--gold-ink); margin-bottom: .6rem; display: block;
}

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
.stat { text-align: center; padding: 1.5rem 1rem; border-radius: var(--radius); background: var(--paper); border: 1px solid var(--line); }
.stat .num { font-family: var(--display); font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 700; color: var(--navy); line-height: 1; }
.stat .num span { color: var(--gold-ink); }
.stat .label { font-size: .9rem; color: var(--slate); margin-top: .4rem; }

/* ---------- Split / about ---------- */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.media-frame {
  border-radius: var(--radius); overflow: hidden; position: relative;
  background: linear-gradient(135deg, var(--teal-soft), #fff);
  border: 1px solid var(--line); min-height: 320px;
  display: grid; place-items: center; padding: 2rem;
}
.media-frame .placeholder-note {
  font-family: var(--display); color: var(--gold-ink); font-weight: 600;
  text-align: center; font-size: .9rem;
}
.media-frame svg { width: 60%; opacity: .85; }

/* ---------- Numbered feature list ---------- */
.features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.4rem 2rem; }
.feature { display: flex; gap: 1.1rem; align-items: flex-start; }
.feature .n {
  flex: 0 0 auto; width: 40px; height: 40px; border-radius: 11px;
  background: var(--navy); color: #fff; font-family: var(--display); font-weight: 700;
  display: grid; place-items: center; font-size: 1rem;
}
.feature h4 { margin: .1rem 0 .3rem; color: var(--navy); }
.feature p { margin: 0; font-size: .93rem; }

/* ---------- Values / vision band ---------- */
.band {
  background: linear-gradient(135deg, var(--navy), var(--navy-deep));
  color: #fff; border-radius: calc(var(--radius) + 8px);
  padding: clamp(2.2rem, 5vw, 3.5rem); position: relative; overflow: hidden;
}
.band h2 { color: #fff; }
.band p { color: rgba(255,255,255,.82); }
.band::after {
  content: ""; position: absolute; right: -30px; bottom: -40px; width: 260px; height: 260px;
  background: url("assets/molecule.svg") no-repeat center / contain; opacity: .3;
}

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: start; }
.contact-item { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1.6rem; }
.contact-item .icon { flex: 0 0 auto; width: 46px; height: 46px; border-radius: 12px; background: var(--teal-soft); color: var(--navy); display: grid; place-items: center; }
.contact-item h4 { margin: 0 0 .15rem; }
.contact-item p { margin: 0; }
form { display: grid; gap: 1rem; }
.field { display: grid; gap: .35rem; }
.field label { font-family: var(--display); font-weight: 500; font-size: .88rem; color: var(--navy); }
.field input, .field textarea, .field select {
  font-family: var(--body); font-size: .96rem; padding: .8rem 1rem;
  border: 1.5px solid var(--line); border-radius: 10px; background: #fff; color: var(--ink);
  transition: border-color .2s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--teal); }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-deep); color: rgba(255,255,255,.72); padding: 3.5rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 2rem; }
.site-footer h4 { color: #fff; font-size: 1rem; margin-bottom: 1rem; }
.site-footer a { color: rgba(255,255,255,.72); display: block; padding: .25rem 0; font-size: .93rem; }
.site-footer a:hover { color: #E7D020; }
.footer-brand .brand { margin-bottom: 1rem; }
.footer-brand .brand-mark { height: 42px; }
.footer-brand .brand-word { color: #fff; }
.footer-brand .brand-word b { color: var(--teal); }
.footer-brand p { color: rgba(255,255,255,.6); font-size: .92rem; max-width: 24rem; }
.footer-address { margin-top: .8rem; line-height: 1.7; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 2.5rem; padding-top: 1.5rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: .85rem; }


/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .split, .contact-grid { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }

  /* Stack the spec card below the hero copy */
  .hero-grid { grid-template-columns: 1fr; }
  .hero-inner { position: relative; z-index: 2; padding-bottom: 1.5rem; }
  .hero-anim { width: min(360px, 100%); margin: 0 auto 3rem; }

  .nav {
    position: fixed; inset: 0 0 0 auto; width: min(78%, 320px);
    flex-direction: column; align-items: stretch; gap: .2rem;
    background: #fff; padding: 5rem 1.5rem 2rem; box-shadow: -10px 0 40px rgba(0,0,0,.15);
    transform: translateX(100%); transition: transform .3s ease;
  }
  .nav.open { transform: translateX(0); }
  .nav a { padding: .85rem 1rem; border-radius: 10px; }
  .nav .btn { margin: .5rem 0 0; justify-content: center; }
  .nav-toggle { display: block; z-index: 60; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
@media (max-width: 560px) {
  .grid-3, .grid-2, .stats, .row-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero::after { opacity: .25; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* Reveal on scroll — only hidden when JS is active (no-JS users see everything) */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }