:root {
  --bg: #0d0f13;
  --bg-soft: #181b22;
  --panel: rgba(255, 255, 255, 0.045);
  --panel-border: rgba(255, 255, 255, 0.1);
  --text: #e9edf3;
  --muted: #9aa6b4;
  --accent: #2f7df6;       /* blue */
  --accent-2: #5aa0ff;     /* light blue */
  --good: #34d399;         /* status: stable / success */
  --bad: #ff6b72;          /* status: warning */
  --radius: 18px;
  --maxw: 1080px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, sans-serif;
  background: linear-gradient(165deg, #181b22 0%, #0c0e12 55%, #0f1217 100%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
/* Soft sheet of light drifting across the dark background */
body::before {
  content: "";
  position: fixed;
  inset: -45%;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(
    115deg,
    transparent 34%,
    rgba(255, 255, 255, 0.04) 46%,
    rgba(255, 255, 255, 0.09) 50%,
    rgba(255, 255, 255, 0.04) 54%,
    transparent 66%
  );
  animation: sheet 17s ease-in-out infinite alternate;
}
@keyframes sheet {
  0%   { transform: translate(-10%, -6%) rotate(-1deg); }
  100% { transform: translate(10%, 6%) rotate(1deg); }
}
@media (prefers-reduced-motion: reduce) {
  body::before { animation: none; }
}

em { font-style: normal; color: var(--accent); }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Background orbs */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
  z-index: -1;
  pointer-events: none;
}
.orb-1 { width: 520px; height: 520px; background: #234274; top: -180px; right: -120px; }
.orb-2 { width: 460px; height: 460px; background: #14294b; bottom: -180px; left: -140px; }

/* Nav */
.nav {
  position: sticky;
  top: 10px;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  width: min(var(--maxw), calc(100% - 24px));
  margin: 10px auto 0;
  padding: 12px 16px;
  border-radius: 18px;
  background: rgba(14, 17, 22, 0.72);
  border: 1px solid var(--panel-border);
  box-shadow: 0 14px 40px -22px rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: 11px; color: var(--text); font-weight: 700; }
.brand:hover { text-decoration: none; }
.brand-mark {
  display: grid; place-items: center;
  width: 42px; height: 42px;
  border-radius: 13px;
  background: radial-gradient(circle at 32% 26%, rgba(47, 125, 246, 0.28), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(47, 125, 246, 0.38);
  color: var(--accent);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.brand:hover .brand-mark {
  transform: rotate(-4deg) scale(1.05);
  box-shadow: 0 8px 22px -10px rgba(47, 125, 246, 0.7);
}
.snake { width: 32px; height: 32px; display: block; }
.brand-img {
  height: 52px; width: auto; display: block;
  background: #fff;
  border-radius: 12px;
  padding: 5px 9px;
  box-shadow: 0 6px 18px -8px rgba(0, 0, 0, 0.6);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.brand:hover .brand-img { transform: scale(1.04); box-shadow: 0 10px 24px -8px rgba(0, 0, 0, 0.7); }
.brand-text { font-size: 1.22rem; letter-spacing: -0.02em; }
.brand-accent { color: var(--accent); }
/* Segmented nav — one grouped control instead of many loose buttons */
.nav-links {
  display: flex; align-items: center; gap: 3px; flex-wrap: wrap;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  padding: 5px;
}
.nav-links a {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 15px; border-radius: 999px;
  color: var(--muted); font-weight: 600; font-size: 0.9rem; line-height: 1;
  background: transparent; border: none;
  transition: color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}
.nav-links a svg { width: 16px; height: 16px; flex: none; transition: transform 0.18s ease; }
.nav-links a:hover {
  text-decoration: none; color: var(--text);
  background: rgba(47, 125, 246, 0.1);
}
.nav-links a:hover svg { transform: scale(1.15) rotate(-4deg); }
.nav-links a.active {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 6px 16px -8px rgba(47, 125, 246, 0.85);
}

/* Layout */
main { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
section { padding: 64px 0; }

/* Hero */
.hero { padding: 80px 0 56px; text-align: center; max-width: 760px; margin: 0 auto; }

/* Video hero */
.hero-video {
  position: relative;
  max-width: none;
  margin: 0 -24px;
  padding: 130px 24px 110px;
  border-radius: 0 0 32px 32px;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(11, 15, 20, 0.35), rgba(11, 15, 20, 0.82) 70%, rgba(11, 15, 20, 0.96)),
    linear-gradient(180deg, rgba(11, 15, 20, 0.25), rgba(11, 15, 20, 0.7));
}
.hero-content { max-width: 760px; margin: 0 auto; }
.hero-content h1 { color: #ffffff; }
.hero-content .lede { color: #d7deea; }
.hero-content .eyebrow { color: #fff; border-color: rgba(255, 255, 255, 0.4); }
.hero-content .btn-ghost { background: rgba(255, 255, 255, 0.14); color: #fff; border-color: rgba(255, 255, 255, 0.55); }
.hero-content .btn-ghost:hover { background: rgba(255, 255, 255, 0.24); border-color: #fff; }
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 6px 14px;
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  margin-bottom: 22px;
}
.hero h1 {
  font-family: "Fraunces", serif;
  font-weight: 600;
  font-size: clamp(2.3rem, 6vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
}
.lede { font-size: 1.15rem; color: var(--muted); max-width: 620px; margin: 0 auto 34px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border: none;
  cursor: pointer;
  border-radius: 999px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.96rem;
  width: auto;
  overflow: hidden;
  transition: transform 0.16s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.2s ease, filter 0.2s ease;
}
/* moving sheen on hover */
.btn::after {
  content: "";
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(120deg, transparent 35%, rgba(255,255,255,0.28) 50%, transparent 65%);
  transform: translateX(-120%);
  transition: transform 0.65s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-3px); }
.btn:hover::after { transform: translateX(120%); }
.btn:active { transform: translateY(-1px) scale(0.98); }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(47,125,246,0.45); }

.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; box-shadow: 0 10px 30px -10px rgba(47, 125, 246, 0.6); }
.btn-primary:hover { box-shadow: 0 16px 40px -12px rgba(47, 125, 246, 0.7); filter: brightness(1.05); }
.btn-ghost { background: var(--panel); color: var(--text); border: 1px solid var(--panel-border); }
.btn-ghost:hover { border-color: var(--accent); background: rgba(47,125,246,0.08); }
.btn-block { width: 100%; }

/* Loading state (contact submit) */
.btn-spinner {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.45); border-top-color: #fff;
  display: none; animation: spin 0.7s linear infinite;
}
.btn.loading .btn-spinner { display: inline-block; }
.btn.loading .btn-label { opacity: 0.7; }
.btn:disabled { cursor: progress; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Principles */
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding-top: 24px; }
.principle {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 26px 24px;
}
.principle-num { font-family: "Fraunces", serif; font-size: 1.1rem; color: var(--accent); margin-bottom: 10px; }
.principle h3 { font-size: 1.15rem; margin-bottom: 6px; }
.principle p { color: var(--muted); font-size: 0.95rem; }

/* Steps */
.step-head { max-width: 640px; margin-bottom: 36px; }
.step-tag {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.step h2, .calculator h2 {
  font-family: "Fraunces", serif;
  font-weight: 600;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.step-sub { color: var(--muted); font-size: 1.05rem; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 26px 24px;
}
.card h4 { font-size: 1.1rem; margin-bottom: 16px; }
.card ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.card li { position: relative; padding-left: 28px; color: var(--muted); font-size: 0.95rem; }
.card li strong { color: var(--text); font-weight: 600; }
.check li::before, .cross li::before {
  position: absolute; left: 0; top: 1px;
  width: 18px; height: 18px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 0.7rem; font-weight: 700;
}
.check li::before { content: "✓"; background: rgba(22, 163, 74, 0.14); color: var(--good); }
.cross li::before { content: "✕"; background: rgba(229, 72, 77, 0.14); color: var(--bad); }

/* Timeline */
.timeline { list-style: none; counter-reset: step; max-width: 720px; }
.timeline li {
  position: relative;
  counter-increment: step;
  padding: 0 0 28px 60px;
  border-left: 2px solid var(--panel-border);
  margin-left: 18px;
}
.timeline li:last-child { border-left-color: transparent; padding-bottom: 0; }
.timeline li::before {
  content: counter(step);
  position: absolute; left: -19px; top: -4px;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--bg-soft);
  border: 2px solid var(--accent);
  color: var(--accent);
  display: grid; place-items: center;
  font-weight: 700; font-size: 0.9rem;
}
.timeline h4 { font-size: 1.1rem; margin-bottom: 4px; }
.timeline p { color: var(--muted); font-size: 0.97rem; }

/* Keep grid */
.keep-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.keep-item {
  display: flex; gap: 14px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 22px;
}
.keep-ic { font-size: 1.6rem; line-height: 1; }
.keep-item h4 { font-size: 1.02rem; margin-bottom: 3px; }
.keep-item p { color: var(--muted); font-size: 0.92rem; }

/* Calculator */
.calc-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  align-items: stretch;
}
.calc-inputs, .calc-results {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 28px;
}
.calc-inputs { display: flex; flex-direction: column; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 0.88rem; color: var(--muted); font-weight: 500; }
.input-unit { position: relative; display: flex; align-items: center; }
.input-unit input { width: 100%; }
input, select {
  background: var(--bg-soft);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 13px 15px;
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47, 125, 246, 0.15);
}
.input-unit .unit {
  position: absolute; right: 14px;
  color: var(--muted); font-size: 0.9rem; pointer-events: none;
}
.input-unit input { padding-right: 46px; }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%239aa7b4' stroke-width='2'%3E%3Cpath d='M2 4l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 15px center; }

.calc-results { display: flex; flex-direction: column; }
.result-main {
  text-align: center;
  padding: 18px 0 22px;
  border-bottom: 1px solid var(--panel-border);
  margin-bottom: 20px;
}
.result-label { display: block; font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.result-value {
  display: block;
  font-family: "Fraunces", serif;
  font-size: 3.4rem;
  line-height: 1.05;
  color: var(--accent);
  margin: 6px 0;
}
.result-unit { display: block; font-size: 0.9rem; color: var(--muted); }
.result-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.result-cell { text-align: center; background: var(--bg-soft); border-radius: 12px; padding: 14px 8px; }
.rc-label { display: block; font-size: 0.75rem; color: var(--muted); margin-bottom: 5px; }
.rc-value { display: block; font-size: 1.15rem; font-weight: 600; }
.result-note { margin-top: 16px; font-size: 0.85rem; color: var(--muted); min-height: 1.2em; }
.result-note.warn { color: var(--bad); }

/* Syringe visual */
.syringe-visual { display: flex; align-items: center; gap: 0; margin-top: 28px; max-width: 100%; }
.syringe-barrel {
  position: relative;
  flex: 1;
  height: 56px;
  background: linear-gradient(var(--bg-soft), var(--bg-soft));
  border: 2px solid var(--panel-border);
  border-radius: 10px 4px 4px 10px;
  overflow: hidden;
}
.syringe-fill {
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 0%;
  background: linear-gradient(90deg, rgba(47,125,246,0.35), rgba(47,125,246,0.6));
  border-right: 2px solid var(--accent);
  transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.syringe-ticks { position: absolute; inset: 0; display: flex; }
.syringe-ticks .tick { flex: 1; border-right: 1px solid rgba(255,255,255,0.07); position: relative; }
.syringe-ticks .tick.major { border-right-color: rgba(255,255,255,0.2); }
.syringe-ticks .tick.major span { position: absolute; bottom: 3px; right: 3px; font-size: 0.6rem; color: var(--muted); }
.syringe-plunger { width: 46px; height: 30px; background: var(--panel-border); border-radius: 4px 8px 8px 4px; }

/* Disclaimer */
.disclaimer {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 28px 30px;
  margin: 20px 0;
}
.disclaimer h3 { font-size: 1rem; margin-bottom: 8px; color: var(--accent); }
.disclaimer p { color: var(--muted); font-size: 0.92rem; }

/* Footer */
.footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 40px 24px 60px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 16px;
  border-top: 1px solid var(--panel-border);
}
.footer-brand .brand-text { font-size: 1.2rem; font-weight: 700; }
.footer-brand p { color: var(--muted); font-size: 0.9rem; margin-top: 4px; }
.footer-fine { color: var(--muted); font-size: 0.85rem; }

/* Catalog hero */
.catalog-hero { padding: 64px 0 24px; max-width: 760px; }
.catalog-hero h1 {
  font-family: "Fraunces", serif; font-weight: 600;
  font-size: clamp(2.2rem, 5vw, 3.4rem); letter-spacing: -0.02em; margin-bottom: 14px;
}
.catalog-hero .lede { text-align: left; margin: 0 0 30px; }

.catalog-controls { display: flex; flex-direction: column; gap: 16px; }
.search-box {
  display: flex; align-items: center; gap: 10px;
  background: var(--panel); border: 1px solid var(--panel-border);
  border-radius: 12px; padding: 0 14px; max-width: 380px;
  color: var(--muted);
}
.search-box input { border: none; background: transparent; padding: 12px 0; }
.search-box input:focus { outline: none; box-shadow: none; }
.filters { display: flex; flex-wrap: wrap; gap: 9px; }
.filter-chip {
  background: var(--panel); border: 1px solid var(--panel-border);
  color: var(--muted); padding: 8px 16px; border-radius: 999px;
  font-size: 0.88rem; font-weight: 500; cursor: pointer; width: auto;
  transition: all 0.15s ease;
}
.filter-chip:hover { color: var(--text); border-color: var(--accent); }
.filter-chip.active {
  background: linear-gradient(135deg, rgba(47,125,246,0.18), rgba(122,162,255,0.18));
  color: var(--text); border-color: var(--accent);
}

/* Legend */
.legend { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 4px 0 30px; }
.legend-item {
  background: var(--panel); border: 1px solid var(--panel-border);
  border-radius: 14px; padding: 16px 18px;
}
.legend-item .pep-tag { margin-bottom: 8px; }
.legend-item p { color: var(--muted); font-size: 0.86rem; margin: 0; }

/* Catalog grid */
.catalog-grid-section { padding-top: 28px; }
.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.pep-card {
  background: var(--panel); border: 1px solid var(--panel-border);
  border-radius: var(--radius); cursor: pointer; overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.2s ease;
}
.pep-card:hover, .pep-card:focus-visible {
  transform: translateY(-4px); border-color: color-mix(in srgb, var(--cat) 50%, transparent);
  box-shadow: 0 18px 40px -22px rgba(0,0,0,0.14); outline: none;
}

/* Card visual (vial photo area) */
.pep-visual {
  position: relative;
  height: 132px;
  display: grid; place-items: center;
  background:
    radial-gradient(120% 120% at 50% 0%, color-mix(in srgb, var(--cat) 22%, transparent), transparent 70%),
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0));
  border-bottom: 1px solid var(--panel-border);
}
.pep-visual .vial { height: 96px; width: auto; filter: drop-shadow(0 6px 14px rgba(0,0,0,0.5)); }
.pep-size {
  position: absolute; top: 12px; right: 12px;
  background: rgba(10,13,19,0.72); border: 1px solid var(--panel-border);
  color: var(--text); font-size: 0.78rem; font-weight: 600;
  padding: 4px 10px; border-radius: 999px; backdrop-filter: blur(4px);
}
.pep-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.pep-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 8px; }
.pep-cat {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--cat, var(--accent-2));
}
.pep-card h3 { font-size: 1.18rem; margin-bottom: 8px; letter-spacing: -0.01em; }
.pep-card p { color: var(--muted); font-size: 0.9rem; flex: 1; }
.pep-more { margin-top: 16px; font-size: 0.85rem; color: var(--accent); font-weight: 600; }

.pep-tag { font-size: 0.7rem; font-weight: 600; padding: 4px 10px; border-radius: 999px; white-space: nowrap; }
.tag-good { background: rgba(52,211,153,0.15); color: #5ee9b5; }
.tag-warn { background: rgba(251,191,36,0.16); color: #fcd34d; }
.tag-light { background: rgba(90,160,255,0.16); color: #93b4ff; }

.catalog-empty { color: var(--muted); text-align: center; padding: 40px 0; }

/* Detail drawer */
.drawer-backdrop {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(5, 8, 11, 0.6); backdrop-filter: blur(4px);
}
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 100;
  width: min(460px, 92vw);
  background: var(--bg-soft); border-left: 1px solid var(--panel-border);
  box-shadow: -30px 0 60px -30px rgba(0,0,0,0.16);
  transform: translateX(100%); transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  overflow-y: auto; padding: 30px 30px 50px;
}
.drawer.open { transform: translateX(0); }
.drawer-close {
  position: absolute; top: 18px; right: 18px;
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--panel); border: 1px solid var(--panel-border);
  color: var(--text); font-size: 1.4rem; line-height: 1; cursor: pointer; width: 38px;
}
.drawer-close:hover { border-color: var(--accent); color: var(--accent); }
.drawer-visual {
  height: 150px; display: grid; place-items: center; margin: -30px -30px 20px;
  background:
    radial-gradient(120% 120% at 50% 0%, color-mix(in srgb, var(--cat) 24%, transparent), transparent 70%),
    linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0));
  border-bottom: 1px solid var(--panel-border);
}
.drawer-visual .vial { height: 110px; width: auto; filter: drop-shadow(0 8px 18px rgba(0,0,0,0.55)); }
.drawer-body .pep-cat { display: inline-flex; align-items: center; gap: 6px; color: var(--cat, var(--accent-2)); }
.drawer-body h2 { font-family: "Fraunces", serif; font-weight: 600; font-size: 2rem; margin: 8px 0 8px; letter-spacing: -0.02em; }
.drawer-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.meta-size {
  background: var(--panel); border: 1px solid var(--panel-border);
  color: var(--text); font-weight: 600; font-size: 0.85rem; padding: 4px 12px; border-radius: 999px;
}
.drawer-summary { color: var(--muted); margin-bottom: 22px; }
.drawer-rows { display: flex; flex-direction: column; gap: 0; margin-bottom: 22px; }
.d-row { display: grid; grid-template-columns: 130px 1fr; gap: 14px; padding: 13px 0; border-top: 1px solid var(--panel-border); }
.d-row:last-child { border-bottom: 1px solid var(--panel-border); }
.d-label { font-size: 0.82rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; padding-top: 2px; }
.d-val { font-size: 0.95rem; color: var(--text); }
.drawer-note {
  background: rgba(47,125,246,0.07); border: 1px solid rgba(47,125,246,0.2);
  border-radius: 12px; padding: 16px 18px; font-size: 0.92rem; color: var(--muted);
}
.drawer-note strong { color: var(--accent); }
.drawer-cta { margin-top: 24px; width: 100%; text-align: center; }

/* Large buttons */
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }

/* Bottom call-to-action band */
.cta-band {
  max-width: var(--maxw);
  margin: 10px auto 0;
  padding: 10px 24px 20px;
}
.cta-inner {
  text-align: center;
  background:
    radial-gradient(120% 140% at 50% 0%, rgba(47,125,246,0.12), transparent 60%),
    linear-gradient(160deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--panel-border);
  border-radius: 24px;
  padding: 48px 32px;
}
.cta-inner h2 {
  font-family: "Fraunces", serif; font-weight: 600;
  font-size: clamp(1.7rem, 4vw, 2.4rem); letter-spacing: -0.02em; margin-bottom: 10px;
}
.cta-inner p { color: var(--muted); max-width: 480px; margin: 0 auto 26px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-band.slim .cta-inner { padding: 34px 28px; }
.cta-band.slim h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); }

/* Floating social dock — always-visible chat buttons (right side) */
.social-dock {
  position: fixed; right: 18px; top: 50%; transform: translateY(-50%);
  z-index: 45; display: flex; flex-direction: column; gap: 16px;
}
.social-btn {
  position: relative; width: 62px; height: 62px; border-radius: 18px;
  display: grid; place-items: center; color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 12px 26px -8px var(--c), 0 2px 6px rgba(20, 35, 60, 0.18);
  transition: transform 0.22s cubic-bezier(.22,1,.36,1), box-shadow 0.22s ease;
  animation: dockIn 0.5s ease both;
}
.social-btn svg { width: 30px; height: 30px; position: relative; z-index: 1; }
.social-btn:hover { transform: scale(1.12); box-shadow: 0 18px 34px -6px var(--c), 0 3px 8px rgba(20, 35, 60, 0.2); }
.social-btn:active { transform: scale(1.03); }
.social-btn::after {
  content: ""; position: absolute; inset: -2px; border-radius: 18px; z-index: 0;
  animation: ring 2.8s ease-out infinite;
}
.social-btn.telegram::after { animation-delay: 1.4s; }
.social-btn.discord  { --c: #4853c4; background: linear-gradient(135deg, #4a57d6, #36408f); }
.social-btn.telegram { --c: #2aabee; background: linear-gradient(135deg, #34b6f5, #1c93cf); }
.social-label {
  position: absolute; right: 74px; top: 50%; transform: translate(8px, -50%);
  background: var(--c); color: #fff; font-weight: 700; font-size: 0.86rem;
  padding: 8px 13px; border-radius: 10px; white-space: nowrap;
  opacity: 0; pointer-events: none; box-shadow: 0 10px 24px -10px var(--c);
  transition: opacity 0.18s ease, transform 0.18s ease;
}
.social-label::before {
  content: ""; position: absolute; right: -4px; top: 50%;
  width: 9px; height: 9px; background: var(--c); border-radius: 2px;
  transform: translateY(-50%) rotate(45deg);
}
.social-btn:hover .social-label { opacity: 1; transform: translate(0, -50%); }
@keyframes ring {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--c) 50%, transparent); }
  70%, 100% { box-shadow: 0 0 0 9px transparent; }
}
@keyframes dockIn {
  from { opacity: 0; transform: translateX(22px); }
  to   { opacity: 1; transform: translateX(0); }
}
@media (max-width: 860px) {
  .social-dock { top: auto; bottom: 18px; right: 50%; transform: translateX(50%); flex-direction: row; }
  .social-label { display: none; }
}

/* Contact / community page */
.contact-hero { padding: 64px 0 12px; max-width: 680px; }
.contact-hero.center { margin: 0 auto; text-align: center; }
.contact-hero h1 {
  font-family: "Fraunces", serif; font-weight: 600;
  font-size: clamp(2.2rem, 5vw, 3.4rem); letter-spacing: -0.02em; margin-bottom: 14px;
}
.contact-hero .lede { text-align: left; margin: 0; }
.contact-hero.center .lede { text-align: center; margin: 0 auto; }

/* Community join layout */
.join-section {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 22px; align-items: center;
  padding-top: 28px;
}
.discord-card.big { position: static; text-align: center; padding: 40px 34px; }
.discord-card.big .discord-ic { margin: 0 auto 20px; width: 72px; height: 72px; }
.discord-card.big h2 { font-size: 1.7rem; }
.join-perks { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.join-perks li {
  display: flex; align-items: center; gap: 14px;
  background: var(--panel); border: 1px solid var(--panel-border);
  border-radius: 14px; padding: 18px 20px; color: var(--text); font-size: 1rem;
}
.perk-ic { font-size: 1.4rem; line-height: 1; }

.contact-grid {
  display: grid; grid-template-columns: 1fr 1.4fr; gap: 22px; align-items: start;
  padding-top: 32px;
}

/* Discord card */
.discord-card {
  background: linear-gradient(160deg, rgba(88,101,242,0.16), rgba(88,101,242,0.04));
  border: 1px solid rgba(88,101,242,0.35);
  border-radius: var(--radius); padding: 30px 28px;
  position: sticky; top: 90px;
}
.discord-ic {
  width: 60px; height: 60px; border-radius: 16px;
  display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, #5865f2, #7d87ff);
  box-shadow: 0 12px 30px -12px rgba(88,101,242,0.8);
  margin-bottom: 18px;
}
.discord-card h2 { font-size: 1.4rem; margin-bottom: 8px; letter-spacing: -0.01em; }
.discord-card p { color: var(--muted); font-size: 0.95rem; margin-bottom: 20px; }
.btn-discord {
  background: linear-gradient(135deg, #5865f2, #6f7bff); color: #fff;
  box-shadow: 0 10px 28px -10px rgba(88,101,242,0.8); width: 100%;
}
.btn-discord:hover { filter: brightness(1.07); box-shadow: 0 16px 36px -12px rgba(88,101,242,0.9); }
.btn-telegram {
  background: linear-gradient(135deg, #34b6f5, #1c93cf); color: #fff;
  box-shadow: 0 10px 28px -10px rgba(42,171,238,0.8);
}
.btn-telegram:hover { filter: brightness(1.07); box-shadow: 0 16px 36px -12px rgba(42,171,238,0.9); }
.join-buttons { display: flex; flex-direction: column; gap: 12px; }
.discord-fine { color: var(--muted); font-size: 0.8rem; margin: 14px 0 0; text-align: center; }

/* Contact form */
.contact-form-wrap {
  background: var(--panel); border: 1px solid var(--panel-border);
  border-radius: var(--radius); padding: 30px 30px 32px;
}
.contact-form-wrap h2 { font-size: 1.4rem; margin-bottom: 6px; letter-spacing: -0.01em; }
.form-intro { color: var(--muted); font-size: 0.92rem; margin-bottom: 22px; }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form textarea {
  background: var(--bg-soft); border: 1px solid var(--panel-border);
  border-radius: 12px; padding: 13px 15px; color: var(--text);
  font-family: inherit; font-size: 1rem; width: 100%; resize: vertical; min-height: 120px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.contact-form textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(47,125,246,0.15);
}
.form-status { font-size: 0.9rem; margin: 4px 0 0; min-height: 1.2em; }
.form-status.error { color: var(--bad); }
.form-status.success { color: var(--good); }

/* Responsive */
@media (max-width: 860px) {
  .contact-grid, .join-section { grid-template-columns: 1fr; }
  .discord-card { position: static; }
  .form-row { grid-template-columns: 1fr; }
  .nav-links { justify-content: center; }
  .nav-links a { padding: 9px 13px; font-size: 0.88rem; }
  .principles, .cards, .keep-grid, .calc-wrap, .result-row, .catalog-grid, .legend { grid-template-columns: 1fr; }
  .result-row { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 560px) {
  .nav-links a span { display: none; }
  .nav-links a { padding: 10px 12px; }
}
@media (max-width: 1024px) and (min-width: 861px) {
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
}