/**
 * CalculatorHQ — Deep Space Theme
 * Dark indigo/violet glassmorphism, Inter font, pill nav, animated orbs.
 */

/* ── Design tokens ── */
:root {
  --bg-base: #05050f;
  --bg-elevated: #0d0d1a;
  --text: #f0f0ff;
  --text-secondary: #9898b8;
  --text-tertiary: #5a5a7a;
  --accent: #7c6ef5;
  --accent-bright: #a78bfa;
  --accent-glow: rgba(124, 110, 245, 0.45);
  --cyan: #22d3ee;
  --cyan-glow: rgba(34, 211, 238, 0.35);
  --pink: #f472b6;
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-bg-hover: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-strong: rgba(255, 255, 255, 0.16);
  --glass-highlight: rgba(255, 255, 255, 0.05);
  --glass-blur: 20px;
  --glass-blur-heavy: 40px;
  --input-bg: rgba(0, 0, 0, 0.4);
  --input-border: rgba(255, 255, 255, 0.1);
  --positive: #4ade80;
  --negative: #f87171;
  --radius: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-glass: 0 0 0 1px var(--glass-border), 0 8px 32px rgba(0,0,0,0.5), inset 0 1px 0 var(--glass-highlight);
  --shadow-card: 0 0 0 1px var(--glass-border), 0 24px 48px -12px rgba(0,0,0,0.6), inset 0 1px 0 var(--glass-highlight);
  --font: "Inter", "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-system: "Inter", "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max-width: 1200px;
  --header-offset: 5.5rem;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

html { color-scheme: dark; }

/* Inter font — loaded non-blocking via <link> in index.html; @import removed to avoid render-blocking */
html.fonts-ready body { font-family: var(--font); }

/* Background orbs */
.orb-a { background: radial-gradient(circle, rgba(124,110,245,0.5) 0%, transparent 70%); }
.orb-b { background: radial-gradient(circle, rgba(34,211,238,0.35) 0%, transparent 70%); }
.orb-c { background: radial-gradient(circle, rgba(244,114,182,0.25) 0%, transparent 70%); }

/* ── Nav ── */
.site-header {
  padding: 0.9rem 1.5rem 0;
  padding-left: max(1.5rem, env(safe-area-inset-left));
  padding-right: max(1.5rem, env(safe-area-inset-right));
}
.header-shell {
  border-radius: var(--radius-pill);
  background: rgba(5,5,15,0.8);
  backdrop-filter: saturate(200%) blur(28px);
  -webkit-backdrop-filter: saturate(200%) blur(28px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 0 0 1px rgba(124,110,245,0.08), 0 8px 32px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.04);
}
.header-inner {
  display: flex;
  align-items: center;
  padding: 0.45rem 0.6rem 0.45rem 1rem;
  gap: 0;
}

/* Brand / Logo */
.brand {
  display: flex; align-items: center; gap: 0.6rem;
  text-decoration: none; flex-shrink: 0; margin-right: 0.5rem;
}
.brand-logo-mark {
  display: flex; align-items: center; justify-content: center;
  filter: drop-shadow(0 0 10px rgba(124,110,245,0.5));
  flex-shrink: 0;
}
.brand-wordmark {
  display: flex; flex-direction: column; line-height: 1;
}
.brand-title-row {
  display: flex; align-items: baseline; white-space: nowrap;
}
.brand-name {
  font-size: 0.95rem; font-weight: 700; letter-spacing: -0.04em; color: var(--text);
}
.brand-hq {
  font-size: 0.95rem; font-weight: 900; letter-spacing: -0.03em;
  background: linear-gradient(135deg, #a78bfa, #22d3ee);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* Nav links — centred */
.site-nav {
  display: flex; align-items: center;
  flex: 1; justify-content: center;
}
.site-nav-list {
  display: flex; align-items: center; gap: 0.1rem;
  list-style: none; margin: 0; padding: 0;
}
.site-nav a:not(.nav-offers-btn) {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.4rem 0.8rem; border-radius: var(--radius-pill);
  font-size: 0.78rem; font-weight: 500; color: var(--text-secondary);
  text-decoration: none; border: 1px solid transparent;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
  white-space: nowrap; line-height: 1;
}
.site-nav a:not(.nav-offers-btn):hover {
  color: var(--text); background: rgba(255,255,255,0.06); border-color: var(--glass-border);
}
.site-nav a:not(.nav-offers-btn)[aria-current="page"] {
  color: var(--accent-bright);
  background: rgba(124,110,245,0.15);
  border-color: rgba(124,110,245,0.35);
  box-shadow: 0 0 16px rgba(124,110,245,0.12);
}

/* Nav end group: offers btn + mobile toggle */
.nav-end-group {
  display: flex; align-items: center; gap: 0.5rem; margin-left: 0.5rem; flex-shrink: 0;
}

/* Offers button — premium pill */
.nav-offers-btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.5rem 1rem; border-radius: var(--radius-pill);
  font-size: 0.78rem; font-weight: 700; text-decoration: none; white-space: nowrap;
  color: #fff;
  background: linear-gradient(135deg, #7c6ef5, #6366f1);
  border: 1px solid rgba(167,139,250,0.3);
  box-shadow: 0 0 20px rgba(124,110,245,0.35), inset 0 1px 0 rgba(255,255,255,0.15);
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s;
  min-height: 36px;
}
.nav-offers-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 32px rgba(124,110,245,0.6), inset 0 1px 0 rgba(255,255,255,0.15);
  color: #fff;
}
.nav-offers-btn[aria-current="page"] {
  outline: 2px solid rgba(167,139,250,0.5); outline-offset: 2px;
}

/* Keep legacy selectors working */
.nav-cta-bracket, .nav-cta-partner {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.5rem 1rem; border-radius: var(--radius-pill);
  font-size: 0.78rem; font-weight: 700; text-decoration: none;
  color: #fff;
  background: linear-gradient(135deg, #7c6ef5, #6366f1);
  border: 1px solid rgba(167,139,250,0.3);
  box-shadow: 0 0 20px rgba(124,110,245,0.35);
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s;
  white-space: nowrap;
}
.nav-cta-bracket:hover, .nav-cta-partner:hover {
  transform: translateY(-1px); box-shadow: 0 0 32px rgba(124,110,245,0.6); color: #fff;
}
.nav-cta-bracket[aria-current="page"], .nav-cta-partner[aria-current="page"] {
  outline: 2px solid rgba(167,139,250,0.5); outline-offset: 2px;
}

/* ── Hero ── */
.hero { max-width: var(--max-width); margin-left: auto; margin-right: auto; margin-bottom: 3rem; text-align: left; }
.hero-with-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
  max-width: var(--max-width);
  text-align: left;
}
.hero-with-visual .hero-content { max-width: none; }
.hero-with-visual .hero-badges { justify-content: flex-start; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 1rem 0.4rem 0.6rem; margin-bottom: 1.5rem;
  border-radius: var(--radius-pill);
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.03em; text-transform: uppercase;
  color: var(--accent-bright);
  background: rgba(124,110,245,0.1); border: 1px solid rgba(124,110,245,0.25);
  box-shadow: 0 0 32px rgba(124,110,245,0.1);
}
.hero-eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--positive); box-shadow: 0 0 10px var(--positive); animation: pulse 2s ease infinite; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 900; line-height: 1.05; margin: 0 0 1.1rem; letter-spacing: -0.045em; }
.hero h1 .gradient { background: linear-gradient(135deg, #fff 0%, #c4b5fd 45%, #7c6ef5 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero h1 .gradient-2 { background: linear-gradient(135deg, #22d3ee, #a78bfa); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { margin: 0 0 1.5rem; max-width: 36rem; color: var(--text-secondary); font-size: 1.05rem; line-height: 1.65; }
.badge { padding: 0.35rem 0.85rem; font-size: 0.72rem; font-weight: 600; color: var(--text-secondary); background: rgba(255,255,255,0.04); border: 1px solid var(--glass-border); border-radius: var(--radius-pill); backdrop-filter: blur(8px); }

/* ── Hero calculator widget ── */
.hero-calc-widget {
  background: rgba(13,13,26,0.85);
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(124,110,245,0.1), 0 32px 80px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.06);
}
.hero-calc-titlebar {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--glass-border);
  background: rgba(0,0,0,0.2);
}
.titlebar-dots { display: flex; gap: 6px; }
.titlebar-dot { width: 10px; height: 10px; border-radius: 50%; }
.titlebar-dot-r { background: #f43f5e; }
.titlebar-dot-y { background: #f59e0b; }
.titlebar-dot-g { background: var(--positive); }
.hero-calc-title { font-size: 0.78rem; font-weight: 600; color: var(--text-secondary); margin-left: 0.25rem; flex: 1; text-align: center; }
.hero-calc-body { padding: 1.25rem; }
.hero-calc-field { margin-bottom: 1rem; }
.hero-calc-field label { display: block; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-tertiary); margin-bottom: 0.45rem; }
.hero-calc-input {
  width: 100%; padding: 0.65rem 0.9rem;
  background: rgba(0,0,0,0.4); border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  font-size: 1rem; font-weight: 600; color: var(--text); font-family: inherit;
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.hero-calc-input:focus { border-color: rgba(124,110,245,0.5); box-shadow: 0 0 0 3px rgba(124,110,245,0.12); }
.hero-calc-select {
  width: 100%; padding: 0.65rem 0.9rem;
  background: rgba(0,0,0,0.4); border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem; font-weight: 600; color: var(--text); font-family: inherit;
  outline: none; cursor: pointer; appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235a5a7a' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.75rem center; padding-right: 2.5rem;
}
.hero-calc-btn {
  width: 100%; padding: 0.8rem;
  background: linear-gradient(135deg, #7c6ef5, #6366f1);
  color: #fff; border: none; border-radius: var(--radius-sm);
  font-size: 0.9rem; font-weight: 700; cursor: pointer; font-family: inherit;
  box-shadow: 0 0 24px rgba(124,110,245,0.35);
  transition: all 0.2s; margin-top: 0.25rem; letter-spacing: -0.01em;
}
.hero-calc-btn:hover { box-shadow: 0 0 36px rgba(124,110,245,0.55); transform: translateY(-1px); }
.hero-calc-results {
  margin-top: 1rem; border-radius: var(--radius-sm);
  background: rgba(0,0,0,0.25); border: 1px solid var(--glass-border); overflow: hidden;
}
.hero-calc-result-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.6rem 0.9rem; border-bottom: 1px solid var(--glass-border); font-size: 0.85rem;
}
.hero-calc-result-row:last-child { border-bottom: none; background: rgba(124,110,245,0.08); }
.hero-calc-result-label { color: var(--text-secondary); font-weight: 500; }
.hero-calc-result-value { font-weight: 700; color: var(--text); }
.hero-calc-result-row:last-child .hero-calc-result-value { color: var(--accent-bright); font-size: 1rem; }
.hero-calc-switcher { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.hero-calc-switch-btn {
  flex: 1; padding: 0.5rem; border-radius: var(--radius-sm);
  font-size: 0.72rem; font-weight: 700; cursor: pointer;
  border: 1px solid var(--glass-border); background: transparent;
  color: var(--text-secondary); font-family: inherit; transition: all 0.2s; text-align: center;
}
.hero-calc-switch-btn.active { background: rgba(124,110,245,0.15); border-color: rgba(124,110,245,0.4); color: var(--accent-bright); }

/* ── Buttons ── */
.btn-calculate {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.75rem 1.5rem; border-radius: var(--radius-pill);
  font-size: 0.9rem; font-weight: 700; cursor: pointer; border: none;
  font-family: inherit; transition: all 0.2s var(--ease-out); min-height: 44px; text-decoration: none;
}
.btn-cta { background: linear-gradient(135deg, #7c6ef5, #6366f1); color: #fff; box-shadow: 0 0 32px rgba(124,110,245,0.4); }
.btn-cta:hover { transform: translateY(-2px); box-shadow: 0 0 48px rgba(124,110,245,0.6); color: #fff; }
.btn-cta-secondary { background: rgba(255,255,255,0.05); color: var(--text); border: 1px solid var(--glass-border-strong); backdrop-filter: blur(12px); }
.btn-cta-secondary:hover { background: rgba(255,255,255,0.09); color: var(--text); }

/* ── Stats strip ── */
.stats-strip {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.02); backdrop-filter: blur(20px); margin-bottom: 2.5rem;
}
.stat { padding: 1.1rem 1rem; text-align: center; border-right: 1px solid var(--glass-border); }
.stat:last-child { border-right: none; }
.stat strong { display: block; font-size: 1.5rem; font-weight: 800; letter-spacing: -0.04em; background: linear-gradient(135deg, var(--text), var(--accent-bright)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { font-size: 0.7rem; color: var(--text-tertiary); font-weight: 600; text-transform: uppercase; letter-spacing: 0.07em; }
@media (max-width: 700px) {
  .stats-strip { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--glass-border); }
}

/* ── Search ── */
.search-bar {
  max-width: 580px; margin: 0 auto 2.5rem;
  padding: 0.8rem 1.25rem; border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.05); backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border-strong);
  box-shadow: 0 0 0 1px rgba(124,110,245,0.06), 0 8px 32px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.04);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-bar:focus-within { border-color: rgba(124,110,245,0.45); box-shadow: 0 0 0 3px rgba(124,110,245,0.12), 0 8px 32px rgba(0,0,0,0.3); }

/* ── Cards ── */
.category-card {
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(160%);
  transition: all 0.3s var(--ease-out); position: relative; overflow: hidden;
}
.category-card::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 50% 0%, rgba(124,110,245,0.1), transparent 70%); opacity: 0; transition: opacity 0.3s; }
.category-card:hover { border-color: rgba(124,110,245,0.4); transform: translateY(-4px); box-shadow: 0 0 0 1px rgba(124,110,245,0.2), 0 24px 56px rgba(0,0,0,0.5); }
.category-card:hover::before { opacity: 1; }
.calc-card { background: linear-gradient(160deg, rgba(255,255,255,0.055) 0%, rgba(255,255,255,0.02) 100%); border: 1px solid var(--glass-border); border-radius: var(--radius); backdrop-filter: blur(var(--glass-blur)) saturate(150%); -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(150%); transition: all 0.3s var(--ease-out); }
.calc-card:hover { border-color: rgba(124,110,245,0.35); background: rgba(255,255,255,0.07); transform: translateY(-4px); box-shadow: 0 0 0 1px rgba(124,110,245,0.18), 0 28px 56px rgba(0,0,0,0.55); }
.calc-card .icon-wrap { background: rgba(124,110,245,0.1); border: 1px solid rgba(124,110,245,0.2); color: var(--accent-bright); }
.calc-card .tag { color: var(--cyan); background: rgba(34,211,238,0.08); border: 1px solid rgba(34,211,238,0.2); }

/* ── FAQ ── */
.faq-item { background: rgba(255,255,255,0.03); border: 1px solid var(--glass-border); border-radius: var(--radius-md); backdrop-filter: blur(12px); }
.faq-item summary { font-weight: 600; color: var(--text); padding: 1rem 1.25rem; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; font-size: 0.95rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 1.2rem; color: var(--accent-bright); transition: transform 0.2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding: 0 1.25rem 1rem; color: var(--text-secondary); font-size: 0.9rem; line-height: 1.65; margin: 0; }

/* ── Steps ── */
.step { background: rgba(255,255,255,0.03); border: 1px solid var(--glass-border); backdrop-filter: blur(12px); }
.step-num { background: rgba(124,110,245,0.15); border: 1px solid rgba(124,110,245,0.3); color: var(--accent-bright); }

/* ── CTA panel ── */
.cta-panel {
  background: linear-gradient(135deg, rgba(124,110,245,0.1), rgba(34,211,238,0.05));
  border: 1px solid rgba(124,110,245,0.2); border-radius: var(--radius);
  backdrop-filter: blur(20px); padding: 3rem; text-align: center; position: relative; overflow: hidden;
}
.cta-panel::before { content: ''; position: absolute; width: 500px; height: 300px; border-radius: 50%; background: radial-gradient(circle, rgba(124,110,245,0.12), transparent 70%); top: -100px; left: 50%; transform: translateX(-50%); pointer-events: none; }
.cta-panel h2 { font-size: 1.8rem; font-weight: 800; letter-spacing: -0.03em; margin-bottom: 0.75rem; position: relative; }
.cta-panel p { color: var(--text-secondary); max-width: 480px; margin: 0 auto 1.75rem; position: relative; }
.cta-panel-actions { display: flex; justify-content: center; gap: 0.75rem; flex-wrap: wrap; position: relative; }

/* ── Home promo teaser ── */
.home-promo-teaser { border-radius: var(--radius); padding: 1.5rem 2rem; background: linear-gradient(135deg, rgba(124,110,245,0.08), rgba(34,211,238,0.04)); border: 1px solid rgba(124,110,245,0.15); }
.home-promo-teaser-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }

/* ── Calculator panels ── */
.panel { background: rgba(255,255,255,0.04); backdrop-filter: blur(20px) saturate(160%); -webkit-backdrop-filter: blur(20px) saturate(160%); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 1.75rem; box-shadow: var(--shadow-glass); }
.panel h2 { font-size: 1rem; font-weight: 700; margin-bottom: 1.25rem; letter-spacing: -0.02em; color: var(--text); }
.field label { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-tertiary); margin-bottom: 0.45rem; }
.field input, .field select { background: var(--input-bg); border: 1px solid var(--input-border); border-radius: var(--radius-sm); color: var(--text); font-size: 1rem; padding: 0.65rem 0.9rem; transition: border-color 0.2s, box-shadow 0.2s; }
.field input:focus, .field select:focus { border-color: rgba(124,110,245,0.5); box-shadow: 0 0 0 3px rgba(124,110,245,0.12); outline: none; }
.results-panel { background: rgba(0,0,0,0.25); border: 1px solid var(--glass-border); border-radius: var(--radius); }
.result-row { border-bottom: 1px solid var(--glass-border); }
.result-row.highlight { background: rgba(124,110,245,0.08); }
.result-row.highlight .value { color: var(--accent-bright); font-size: 1.1rem; }
.radio-group label { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem 0.75rem; border-radius: var(--radius-sm); border: 1px solid var(--glass-border); background: rgba(255,255,255,0.03); cursor: pointer; font-size: 0.88rem; color: var(--text-secondary); transition: all 0.15s; text-transform: none; letter-spacing: 0; font-weight: 500; }
.radio-group label:has(input:checked) { background: rgba(124,110,245,0.12); border-color: rgba(124,110,245,0.35); color: var(--text); }
.radio-group input[type="radio"] { accent-color: var(--accent); }
.back-link { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.82rem; font-weight: 600; color: var(--text-secondary); text-decoration: none; margin-bottom: 1.25rem; padding: 0.4rem 0.85rem; border-radius: var(--radius-pill); border: 1px solid var(--glass-border); background: rgba(255,255,255,0.03); transition: all 0.2s; }
.back-link::before { content: '←'; }
.back-link:hover { color: var(--text); background: rgba(255,255,255,0.06); border-color: var(--glass-border-strong); }

/* ── Partner ── */
.partner-strip { background: rgba(124,110,245,0.06); border: 1px solid rgba(124,110,245,0.15); border-radius: var(--radius-md); }
.partner-strip-label { color: var(--accent-bright); }
.btn-partner { display: inline-flex; align-items: center; justify-content: center; padding: 0.75rem 1.15rem; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.9375rem; text-decoration: none; color: #fff; background: linear-gradient(135deg, var(--accent), #6366f1); transition: transform 0.2s var(--ease-out), filter 0.2s; }
.btn-partner:hover { filter: brightness(1.1); transform: translateY(-1px); }
.nav-cta-partner--inline { background: linear-gradient(135deg, #7c6ef5, #6366f1); color: #fff; box-shadow: 0 0 20px rgba(124,110,245,0.3); }
.nav-cta-partner--inline:hover { box-shadow: 0 0 32px rgba(124,110,245,0.5); }

/* ── Category hub hero buttons — compact, inline ── */
.hub-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.25rem;
  align-items: center;
}
.hub-hero-btn {
  padding: 0.55rem 1.25rem !important;
  font-size: 0.82rem !important;
  min-height: 38px !important;
  white-space: nowrap;
  flex: 0 0 auto;
}

/* ── CTA panel equal buttons ── */
.cta-panel-actions--equal {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: nowrap;
}
.cta-panel-actions--equal > a {
  flex: 1;
  max-width: 260px;
  text-align: center;
  justify-content: center;
}
@media (max-width: 520px) {
  .cta-panel-actions--equal { flex-wrap: wrap; }
  .cta-panel-actions--equal > a { max-width: 100%; }
}

/* ── FAQ two-column grid ── */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1.5rem;
  margin-top: 0.5rem;
}
.faq-col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
@media (max-width: 768px) {
  .faq-grid { grid-template-columns: 1fr; }
}

/* ── Category photo cards ── */
.cat-custom-layout {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.cat-row {
  display: grid;
  gap: 1.25rem;
}
.cat-row--top {
  grid-template-columns: 1fr 1fr;
}
.cat-row--bottom {
  grid-template-columns: 1fr 1fr 1fr;
}
.cat-photo-card--large {
  min-height: 220px !important;
}
@media (max-width: 768px) {
  .cat-row--top, .cat-row--bottom { grid-template-columns: 1fr; }
}
.cat-photo-card {
  position: relative;
  display: block;
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
  border: 1px solid var(--glass-border);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s;
}
.cat-photo-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 48px rgba(0,0,0,0.55), 0 0 0 1px var(--cat-color, var(--accent));
}
.cat-photo-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.5s var(--ease-out);
}
.cat-photo-card:hover .cat-photo-img {
  transform: scale(1.06);
}
.cat-photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(5,5,15,0.92) 0%,
    rgba(5,5,15,0.45) 50%,
    rgba(5,5,15,0.1) 100%
  );
  transition: background 0.3s;
}
.cat-photo-card:hover .cat-photo-overlay {
  background: linear-gradient(
    to top,
    rgba(5,5,15,0.95) 0%,
    rgba(5,5,15,0.55) 55%,
    rgba(5,5,15,0.15) 100%
  );
}
.cat-photo-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
}
.cat-photo-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--cat-color, var(--accent-bright));
  margin-bottom: 0.35rem;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s, transform 0.3s;
}
.cat-photo-card:hover .cat-photo-label {
  opacity: 1;
  transform: translateY(0);
}
.cat-photo-title {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: #fff;
  margin: 0 0 0.6rem;
  line-height: 1.2;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}
.cat-photo-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.cat-photo-count {
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
}
.cat-photo-arrow {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--cat-color, var(--accent));
  color: #05050f;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.3s, transform 0.3s;
}
.cat-photo-card:hover .cat-photo-arrow {
  opacity: 1;
  transform: translateX(0);
}
@media (max-width: 600px) {
  .cat-photo-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .cat-photo-title { font-size: 0.9rem; }
}

/* ── Home offer cards ── */
.home-offers-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}
.home-offer-card {
  border-radius: var(--radius);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  transition: border-color 0.25s, box-shadow 0.25s;
}
.home-offer-card:hover {
  border-color: rgba(124,110,245,0.3);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), 0 0 0 1px rgba(124,110,245,0.15);
}
.home-offer-card-top {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}
.home-offer-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: grid; place-items: center; flex-shrink: 0;
}
.home-offer-icon--tide {
  background: rgba(96,165,250,0.12);
  border: 1px solid rgba(96,165,250,0.2);
  color: #60a5fa;
}
.home-offer-icon--cot {
  background: rgba(167,139,250,0.12);
  border: 1px solid rgba(167,139,250,0.2);
  color: var(--accent-bright);
}
.home-offer-meta {
  flex: 1; display: flex; flex-direction: column; gap: 0.15rem;
}
.home-offer-kind {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.07em; color: var(--text-tertiary);
}
.home-offer-brand {
  font-size: 1rem; font-weight: 800; letter-spacing: -0.02em; color: var(--text);
}
.home-offer-headline {
  text-align: right; line-height: 1.1; flex-shrink: 0;
}
.home-offer-headline strong {
  display: block; font-size: 1.8rem; font-weight: 800; letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--accent-bright), var(--cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.home-offer-headline span {
  font-size: 0.72rem; color: var(--text-tertiary); font-weight: 500;
}
.home-offer-summary {
  font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; margin: 0;
}
.home-offer-bullets {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 0.4rem;
}
.home-offer-bullets li {
  font-size: 0.82rem; color: var(--text-secondary);
  padding-left: 1.1rem; position: relative;
}
.home-offer-bullets li::before {
  content: '✓'; position: absolute; left: 0;
  color: var(--positive); font-weight: 700; font-size: 0.75rem;
}
.home-offer-code-row {
  display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap;
}
.home-offer-code-label {
  font-size: 0.72rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.07em; color: var(--text-tertiary); white-space: nowrap;
}
.home-offer-code {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.5rem 0.85rem; border-radius: var(--radius-sm);
  background: rgba(0,0,0,0.3); border: 1px dashed rgba(255,255,255,0.18);
  cursor: pointer; font-family: inherit; color: var(--text);
  transition: border-color 0.2s;
}
.home-offer-code:hover { border-color: var(--accent-bright); }
.home-offer-code-value {
  font-family: ui-monospace, monospace; font-size: 1rem;
  font-weight: 700; letter-spacing: 0.08em; color: var(--accent-bright);
}
.home-offer-copy-hint {
  font-size: 0.7rem; color: var(--text-tertiary);
}
.home-offer-actions {
  display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; margin-top: 0.25rem;
}
.home-offer-cta {
  flex: 1; min-width: 160px; text-align: center;
}
.home-offer-guide-link {
  font-size: 0.82rem; font-weight: 600; color: var(--text-secondary);
  text-decoration: none; white-space: nowrap;
  transition: color 0.15s;
}
.home-offer-guide-link:hover { color: var(--accent-bright); }
.home-offer-terms {
  font-size: 0.7rem; color: var(--text-tertiary); line-height: 1.5; margin: 0;
  padding-top: 0.5rem; border-top: 1px solid var(--glass-border);
}
@media (max-width: 768px) {
  .home-offers-grid { grid-template-columns: 1fr; }
}

/* ── Footer ── */
.site-footer {
  padding: 0 1.5rem 2rem;
  margin-top: 4rem;
}
.footer-shell {
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  overflow: hidden;
}
.footer-inner {
  padding: 0;
}

/* Footer top: brand + link columns */
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 3rem;
  padding: 3rem 2.5rem 2.5rem;
  border-bottom: 1px solid var(--glass-border);
}

/* Brand column */
.footer-brand-col {}
.footer-brand {
  display: inline-flex; align-items: center; gap: 0.65rem;
  text-decoration: none; margin-bottom: 1rem;
}
.footer-logo-mark {
  filter: drop-shadow(0 0 8px rgba(124,110,245,0.4));
  flex-shrink: 0;
}
.footer-brand-name {
  font-size: 1.05rem; font-weight: 800; letter-spacing: -0.04em; color: var(--text);
}
.footer-brand-name span {
  background: linear-gradient(135deg, #a78bfa, #22d3ee);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.footer-brand-desc {
  font-size: 0.82rem; color: var(--text-secondary); line-height: 1.65;
  margin: 0 0 1rem; max-width: 280px;
}
.footer-disclaimer {
  font-size: 0.75rem; color: var(--text-tertiary); line-height: 1.6; margin: 0;
}
.footer-disclaimer a { color: var(--text-secondary); text-decoration: underline; text-underline-offset: 2px; }
.footer-disclaimer a:hover { color: var(--accent-bright); }

/* Link columns grid */
.footer-links-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.footer-col-heading {
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--text-tertiary);
  margin: 0 0 0.85rem;
}
.footer-col-list {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 0.5rem;
}
.footer-col-list a {
  font-size: 0.82rem; color: var(--text-secondary); text-decoration: none;
  transition: color 0.15s;
}
.footer-col-list a:hover { color: var(--text); }

/* Footer bottom bar */
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 0.5rem;
  padding: 1.1rem 2.5rem;
  background: rgba(0,0,0,0.15);
}
.footer-copy {
  font-size: 0.75rem; color: var(--text-tertiary); margin: 0;
}
.footer-partner-disclosure {
  font-size: 0.72rem; color: var(--text-tertiary); margin: 0; text-align: right;
}

/* Responsive footer */
@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .footer-brand-desc { max-width: 100%; }
}
@media (max-width: 600px) {
  .footer-links-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { padding: 2rem 1.5rem 1.5rem; }
  .footer-bottom { padding: 1rem 1.5rem; flex-direction: column; align-items: flex-start; }
  .footer-partner-disclosure { text-align: left; }
}

/* ── Section headings ── */
.section-head { text-align: left; max-width: none; margin-bottom: 1.5rem; }
.section-head h2 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); font-weight: 800; letter-spacing: -0.035em; margin-bottom: 0.4rem; }
.section-head p { font-size: 0.9rem; color: var(--text-secondary); }
.section-eyebrow { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent-bright); margin-bottom: 0.5rem; }
.section-eyebrow::before { content: ''; width: 20px; height: 2px; background: linear-gradient(90deg, var(--accent), transparent); border-radius: 1px; }

/* ── Mobile ── */
@media (max-width: 768px) {
  .site-nav { background: rgba(5,5,15,0.95); backdrop-filter: blur(28px); border: 1px solid var(--glass-border); box-shadow: 0 24px 64px rgba(0,0,0,0.6); }
  .hero-with-visual { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .search-bar { max-width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .page-loading-spinner { animation: none; }
  html { scroll-behavior: auto; }
  .btn-cta:hover, .nav-cta-partner:hover, .nav-cta-bracket:hover { transform: none; }
}

/* ══════════════════════════════════════════════════════════════
   MOBILE & PERFORMANCE ENHANCEMENTS
   Added: comprehensive responsive polish + speed optimisations
   ══════════════════════════════════════════════════════════════ */

/* ── Small mobile (≤ 480px) ── */
@media (max-width: 480px) {
  /* Hero heading — tighter on very small screens */
  .hero h1 {
    font-size: clamp(1.6rem, 9vw, 2.2rem);
    letter-spacing: -0.035em;
  }

  /* Hero badges — wrap gracefully */
  .hero-badges {
    gap: 0.35rem;
  }
  .badge {
    font-size: 0.68rem;
    padding: 0.3rem 0.65rem;
  }

  /* CTA panel — reduce padding on small screens */
  .cta-panel {
    padding: 1.5rem 1rem;
  }
  .cta-panel h2 {
    font-size: 1.35rem;
  }

  /* Offer cards — reduce padding */
  .home-offer-card {
    padding: 1.25rem;
  }
  .home-offer-headline strong {
    font-size: 1.4rem;
  }

  /* Panel padding — tighter on small screens */
  .panel {
    padding: 1.25rem 1rem;
  }

  /* Footer bottom — stack on tiny screens */
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
  }

  /* App container — reduce top padding */
  .app-container {
    padding: 0.25rem 0.85rem 3rem;
  }

  /* Calc layout — remove gap on very small screens */
  .calc-layout {
    gap: 0.85rem;
  }

  /* Section head — left-align on small screens */
  .section-head {
    text-align: left;
  }
}

/* ── Medium mobile (481px – 768px) ── */
@media (min-width: 481px) and (max-width: 768px) {
  .cta-panel {
    padding: 2rem 1.5rem;
  }
  .home-offer-card {
    padding: 1.5rem;
  }
}

/* ── Touch interaction improvements ── */
.calc-card,
.category-card,
.cat-photo-card,
.home-offer-card,
.faq-item summary,
.nav-offers-btn,
.btn-calculate,
.btn-cta,
.btn-cta-secondary,
.btn-partner {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

/* ── Ensure nav toggle meets 44px touch target ── */
.nav-toggle {
  min-width: 44px;
  min-height: 44px;
}

/* ── Prevent horizontal overflow on all screen sizes ── */
.hero-with-visual,
.home-offers-grid,
.cat-row--top,
.cat-row--bottom,
.footer-top,
.footer-links-grid {
  max-width: 100%;
}

/* ── Safe area insets for notched devices ── */
.site-footer {
  padding-bottom: max(2rem, env(safe-area-inset-bottom));
}

/* ── Improve tap targets for footer links ── */
@media (max-width: 768px) {
  .footer-col-list a {
    display: inline-block;
    padding: 0.25rem 0;
    min-height: 36px;
    line-height: 36px;
  }
}

/* ── Reduce heavy backdrop-filter on low-end mobile ── */
@media (max-width: 768px) {
  .hero-calc-widget {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
  .panel {
    backdrop-filter: blur(12px) saturate(140%);
    -webkit-backdrop-filter: blur(12px) saturate(140%);
  }
  .cta-panel {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
}

/* ── Respect prefers-reduced-motion for orb animations ── */
@media (prefers-reduced-motion: reduce) {
  .orb { animation: none; }
  .hero-eyebrow .dot { animation: none; }
  .cat-photo-img { transition: none; }
  .calc-card, .category-card, .cat-photo-card { transition: border-color 0.15s ease; }
  .calc-card:hover, .category-card:hover, .cat-photo-card:hover { transform: none; }
}

/* ── Improve search bar on mobile ── */
@media (max-width: 480px) {
  .search-bar {
    padding: 0.65rem 0.85rem;
    margin-bottom: 1.75rem;
  }
}

/* ── Stats strip — ensure 2-col on very small screens ── */
@media (max-width: 480px) {
  .stats-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
  }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(1),
  .stat:nth-child(2) { border-bottom: 1px solid var(--glass-border); }
  .stat strong { font-size: 1.25rem; }
}

/* ── Calc grid — single column on very small screens ── */
@media (max-width: 360px) {
  .calc-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
}

/* ── Offer cards — ensure code row wraps nicely ── */
@media (max-width: 480px) {
  .home-offer-code-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  .home-offer-code {
    width: 100%;
    justify-content: space-between;
  }
  .home-offer-actions {
    flex-direction: column;
  }
  .home-offer-cta {
    width: 100%;
  }
}