/* Vantage Point Peptides — design tokens */
:root {
  /* Brand palette (extracted from box art) */
  --navy-900: #0B1732;
  --navy-800: #12213F;
  --navy-700: #1A2E52;   /* primary navy (logo peak) */
  --navy-600: #24406E;
  --teal-500: #2D7E8C;   /* accent teal (POINT wordmark) */
  --silver-500: #8A929C; /* secondary silver (logo lower peak) */
  --silver-300: #C4C9D0;
  --silver-200: #DEE2E7;
  --paper: #F5F6F8;
  --white: #FFFFFF;
  --ink-900: #0A1220;
  --ink-700: #2C3648;
  --ink-500: #5A6577;
  --ink-400: #7B8494;
  --line: #E4E7EC;

  --shadow-sm: 0 1px 2px rgba(11, 23, 50, 0.06);
  --shadow-md: 0 4px 16px rgba(11, 23, 50, 0.08);
  --shadow-lg: 0 24px 48px -12px rgba(11, 23, 50, 0.18);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --text-xs: 12px;
  --text-sm: 14px;
  --text-base: 16px;
  --text-lg: 18px;
  --text-xl: 22px;
  --text-2xl: 28px;
  --text-3xl: 36px;
  --text-hero: clamp(38px, 5vw, 64px);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.55;
  color: var(--ink-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--navy-700); text-decoration: none; }
a:hover { color: var(--teal-500); }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em; margin: 0; color: var(--navy-800); }
h1 { font-size: var(--text-hero); line-height: 1.05; }
h2 { font-size: var(--text-2xl); line-height: 1.15; }
h3 { font-size: var(--text-xl); line-height: 1.2; }
p { margin: 0 0 1em; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 780px; margin: 0 auto; padding: 0 24px; }

/* Persistent RUO ribbon */
.ruo-ribbon {
  background: var(--navy-900);
  color: var(--silver-200);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: center;
  padding: 8px 16px;
  font-weight: 500;
}
.ruo-ribbon strong { color: var(--white); }

/* Header */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 40;
}
.site-header .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}
.site-header nav a {
  margin-left: 28px;
  font-size: var(--text-sm);
  color: var(--ink-700);
  font-weight: 500;
}
.site-header nav a.cta {
  background: var(--navy-700);
  color: var(--white);
  padding: 10px 18px;
  border-radius: var(--radius-md);
}
.site-header nav a.cta:hover { background: var(--navy-800); color: var(--white); }

.logo-lockup { display: flex; align-items: center; gap: 12px; }
.logo-lockup svg { width: 42px; height: 42px; display: block; }
.logo-lockup .wordmark { display: flex; flex-direction: column; line-height: 1; }
.logo-lockup .wordmark .top { font-family: var(--font-display); font-weight: 700; color: var(--navy-700); font-size: 18px; letter-spacing: 0.02em; }
.logo-lockup .wordmark .bot { font-family: var(--font-display); font-weight: 400; color: var(--silver-500); font-size: 11px; letter-spacing: 0.35em; margin-top: 3px; }

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-sm);
  padding: 12px 22px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
}
.btn-primary { background: var(--navy-700); color: var(--white); }
.btn-primary:hover { background: var(--navy-800); color: var(--white); }
.btn-ghost { background: transparent; color: var(--navy-700); border-color: var(--silver-300); }
.btn-ghost:hover { border-color: var(--navy-700); color: var(--navy-800); }
.btn-teal { background: var(--teal-500); color: var(--white); }
.btn-teal:hover { background: #24606C; color: var(--white); }

/* Cards */
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
}

/* Forms */
label { display: block; font-size: var(--text-sm); color: var(--ink-700); margin-bottom: 6px; font-weight: 500; }
input[type="text"], input[type="email"], input[type="password"], input[type="tel"], select, textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--silver-300);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--ink-900);
  background: var(--white);
  transition: border-color 0.15s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--navy-700);
  box-shadow: 0 0 0 3px rgba(26, 46, 82, 0.12);
}
.required::after { content: " *"; color: #B33A3A; }
.checkbox-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 14px 0;
  font-size: var(--text-sm);
  color: var(--ink-700);
  line-height: 1.5;
}
.checkbox-row input { margin-top: 3px; flex-shrink: 0; }

/* Footer */
.site-footer {
  background: var(--navy-900);
  color: var(--silver-200);
  padding: 48px 0 32px;
  margin-top: 80px;
}
.site-footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.site-footer h4 { color: var(--white); font-size: var(--text-sm); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 16px; font-family: var(--font-sans); font-weight: 600; }
.site-footer a { color: var(--silver-300); display: block; margin-bottom: 8px; font-size: var(--text-sm); }
.site-footer a:hover { color: var(--white); }
.site-footer .disclaim { font-size: var(--text-xs); color: var(--silver-500); line-height: 1.6; margin-top: 16px; }
.site-footer .legal-bar { border-top: 1px solid rgba(255,255,255,0.08); margin-top: 40px; padding-top: 24px; font-size: var(--text-xs); color: var(--silver-500); display: flex; justify-content: space-between; }

/* Product grid */
.grid-shop { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  display: flex;
  flex-direction: column;
}
.product-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.product-card .vial-frame { position: relative; background: #fff; padding: 0; display: flex; align-items: center; justify-content: center; height: 280px; overflow: hidden; }
.product-card .blend-badge { position: absolute; top: 12px; left: 12px; background: var(--navy-700); color: #fff; font-family: var(--font-mono); font-size: 10px; padding: 4px 10px; border-radius: 3px; letter-spacing: 0.14em; font-weight: 600; z-index: 2; }
.product-card .vial-frame img, .product-card .vial-frame svg { max-height: 280px; max-width:100%; width: auto; height: auto; display: block; object-fit:contain; }
.product-card .body { padding: 20px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.product-card .compound { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 600; color: var(--navy-800); margin-bottom: 4px; }
.product-card .subtitle { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.14em; color: var(--silver-500); margin-bottom: 12px; }
.product-card .strengths { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.product-card .chip { font-family: var(--font-mono); font-size: 11px; padding: 4px 8px; background: var(--paper); color: var(--navy-700); border: 1px solid var(--line); border-radius: 999px; letter-spacing: 0.02em; }
.product-card .foot { display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); }
.product-card .price { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--ink-500); }
.product-card .price strong { color: var(--navy-800); font-size: var(--text-base); font-weight: 600; }
.product-card .view-link { font-size: var(--text-sm); color: var(--teal-500); font-weight: 500; text-decoration: none; }
.product-card .qa-title-link, .product-card .qa-photo-link { color: inherit; text-decoration: none; display: block; }
.product-card.qa-card { cursor: default; }
.product-card .qa-strength-label { font-size: 11px; font-family: var(--font-mono); color: var(--ink-500); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 6px; }
.product-card .qa-strength { font-family: var(--font-mono); font-size: 11px; padding: 5px 10px; background: var(--paper); color: var(--navy-700); border: 1px solid var(--line); border-radius: 999px; letter-spacing: 0.02em; cursor: pointer; transition: all .15s ease; }
.product-card .qa-strength:hover { border-color: var(--navy-700); color: var(--navy-800); }
.product-card .qa-strength.active { background: var(--navy-700); color: #fff; border-color: var(--navy-700); font-weight: 600; }
.product-card .qa-add { width: 100%; margin-top: 12px; padding: 10px 14px; font-family: var(--font-sans); font-size: 14px; font-weight: 600; border-radius: 6px; cursor: pointer; border: 1px solid var(--navy-800); background: var(--navy-800); color: #fff; transition: background .15s ease, transform .15s ease; }
.product-card .qa-add:hover { background: var(--navy-700); }
.product-card .qa-add.qa-added { background: #0F766E; border-color: #0F766E; }

/* Login page */
.login-split { display: grid; grid-template-columns: 1.15fr 1fr; min-height: calc(100vh - 42px - 79px); }
.login-brand { background: linear-gradient(155deg, var(--navy-900) 0%, var(--navy-700) 55%, var(--teal-500) 130%); color: var(--white); padding: 80px 64px; display: flex; flex-direction: column; justify-content: center; position: relative; overflow: hidden; }
.login-brand::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px); background-size: 22px 22px; opacity: 0.6; }
.login-brand .content { position: relative; z-index: 1; max-width: 520px; }
.login-brand h1 { color: var(--white); font-size: clamp(32px, 4vw, 48px); margin-bottom: 20px; }
.login-brand .lead { color: var(--silver-200); font-size: var(--text-lg); line-height: 1.5; }
.login-brand .badges { display: flex; gap: 24px; margin-top: 40px; flex-wrap: wrap; }
.login-brand .badge { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.16em; color: var(--silver-300); border-left: 2px solid var(--teal-500); padding-left: 12px; }

.login-form-wrap { display: flex; align-items: center; justify-content: center; padding: 64px 48px; background: var(--white); }
.login-form { width: 100%; max-width: 400px; }
.login-form h2 { margin-bottom: 8px; }
.login-form .sub { color: var(--ink-500); font-size: var(--text-sm); margin-bottom: 28px; }
.form-row { margin-bottom: 16px; }
.form-row .helper { font-size: 12px; color: var(--ink-500); margin-top: 4px; }
.pw-meter { width: 100%; height: 6px; background: #E5E7EB; border-radius: 3px; margin-top: 6px; overflow: hidden; }
.pw-meter-bar { height: 100%; width: 0%; background: #E5E7EB; border-radius: 3px; transition: width 180ms ease, background 180ms ease; }
.form-actions { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; }
.form-actions a { font-size: var(--text-sm); }
.login-footer-links { margin-top: 24px; font-size: var(--text-sm); color: var(--ink-500); text-align: center; }

/* Utility */
.eyebrow { text-transform: uppercase; letter-spacing: 0.18em; font-size: var(--text-xs); color: var(--teal-500); font-weight: 600; margin-bottom: 12px; display: inline-block; }
.divider { height: 1px; background: var(--line); border: none; margin: 40px 0; }
.section { padding: 64px 0; }
.legal-content { padding: 56px 0; }
.legal-content h1 { font-size: var(--text-3xl); margin-bottom: 8px; }
.legal-content .meta { color: var(--ink-500); font-size: var(--text-sm); margin-bottom: 40px; }
.legal-content h2 { font-size: var(--text-xl); margin: 32px 0 12px; }
.legal-content p, .legal-content li { color: var(--ink-700); font-size: 15px; line-height: 1.7; }
.legal-content ul, .legal-content ol { padding-left: 20px; margin-bottom: 16px; }

/* Hero on register page */
.hero-simple { padding: 56px 0 24px; text-align: center; }
.hero-simple h1 { font-size: var(--text-3xl); }
.hero-simple .sub { color: var(--ink-500); font-size: var(--text-lg); margin-top: 10px; }

/* Two-column layout */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }

@media (max-width: 900px) {
  .login-split { grid-template-columns: 1fr; }
  .login-brand { padding: 56px 32px; }
  .grid-shop { grid-template-columns: repeat(2, 1fr); }
  .site-footer .cols { grid-template-columns: 1fr 1fr; }
  .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .grid-shop { grid-template-columns: 1fr; }
  .site-header nav a { margin-left: 14px; }
  .site-header nav a:not(.cta) { display: none; }
  .site-footer .cols { grid-template-columns: 1fr; }
}