/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; }

/* ── THEME VARIABLES ── */
:root {
  --mint: #1EF5AD;
  --mint-dim: rgba(30,245,173,0.12);
  --mint-border: rgba(30,245,173,0.22);
  --mint-text: #000000;
  --r: 18px;
  --r-sm: 10px;
  --max-w: 1080px;
  --max-w-prose: 720px;
  --t: all 0.28s cubic-bezier(0.4,0,0.2,1);
  --font-head: 'Montagu Slab', Georgia, serif;
  --font-body: 'Poppins', -apple-system, sans-serif;
}
:root, [data-theme="dark"] {
  --bg:      #080808;
  --bg2:     #101010;
  --card:    #111111;
  --card2:   #181818;
  --fg:      #ffffff;
  --fg2:     rgba(255,255,255,0.65);
  --fg3:     rgba(255,255,255,0.35);
  --border:  rgba(255,255,255,0.08);
  --border2: rgba(255,255,255,0.14);
  --shadow:  0 2px 24px rgba(0,0,0,0.4);
}
[data-theme="light"] {
  --bg:      #F5F5F2;
  --bg2:     #EEEDE9;
  --card:    #ffffff;
  --card2:   #F0EFEC;
  --fg:      #0A0A0A;
  --fg2:     rgba(0,0,0,0.58);
  --fg3:     rgba(0,0,0,0.32);
  --border:  rgba(0,0,0,0.08);
  --border2: rgba(0,0,0,0.14);
  --shadow:  0 2px 24px rgba(0,0,0,0.10);
}

/* ── BASE ── */
body {
  font-family: var(--font-body);
  font-weight: 400;
  background: var(--bg);
  color: var(--fg);
  transition: background 0.35s ease, color 0.35s ease;
}
h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 500;
  line-height: 1.1;
}

/* ── LAYOUT ── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.container-prose { max-width: var(--max-w-prose); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }

/* ── LABEL ── */
.label {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-body); font-weight: 500;
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--mint);
  background: var(--mint-dim); border: 1px solid var(--mint-border);
  padding: 4px 12px; border-radius: 100px;
  margin-bottom: 18px;
}
[data-theme="light"] .label { color: #0A6B48; }
.live-dot {
  width: 6px; height: 6px;
  background: var(--mint); border-radius: 50%;
  animation: blink 2.2s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.25} }

/* ── BUTTON SYSTEM ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-body); font-weight: 500;
  font-size: 14px; border-radius: 100px;
  padding: 12px 24px; transition: var(--t);
  white-space: nowrap; cursor: pointer; border: none;
}
.btn-primary { background: var(--mint); color: #000; }
.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 4px 24px rgba(30,245,173,0.28);
  transform: translateY(-1px);
}
.btn-secondary {
  background: transparent; color: var(--fg);
  border: 1px solid var(--border2);
}
.btn-secondary:hover {
  border-color: var(--mint); color: var(--mint);
  transform: translateY(-1px);
}
.btn-lg { font-size: 16px; padding: 16px 36px; letter-spacing: 0.01em; }

/* ── FLOATING NAV (shared base) ── */
.nav-wrap {
  position: fixed; top: 14px; left: 0; right: 0;
  z-index: 300; display: flex; justify-content: center;
  padding: 0 16px; pointer-events: none;
}
nav {
  pointer-events: all;
  width: 100%; max-width: 920px;
  background: rgba(8,8,8,0.85);
  backdrop-filter: blur(28px); -webkit-backdrop-filter: blur(28px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  padding: 8px 10px 8px 20px;
  display: flex; align-items: center;
  justify-content: space-between; gap: 12px;
  transition: background 0.3s ease, border-color 0.3s ease;
}
[data-theme="light"] nav {
  background: rgba(248,248,246,0.92);
  border-color: rgba(0,0,0,0.1);
}
.nav-logo {
  display: flex; align-items: center; gap: 9px; flex-shrink: 0;
}
.nav-smhq-icon {
  width: 22px; height: 22px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.nav-smhq-icon svg { width: 22px; height: 22px; }
.nav-smhq-icon .mono-circle { fill: #fff; }
[data-theme="light"] .nav-smhq-icon .mono-circle { fill: #1A1A1A; }
.nav-product {
  font-family: var(--font-body); font-weight: 500;
  font-size: 13px; color: #fff; white-space: nowrap;
  letter-spacing: -0.01em; transition: color 0.3s;
}
[data-theme="light"] .nav-product { color: #0A0A0A; }
.nav-by {
  font-family: var(--font-body); font-size: 11px; font-weight: 400;
  color: rgba(255,255,255,0.35); white-space: nowrap; transition: color 0.3s;
}
[data-theme="light"] .nav-by { color: rgba(0,0,0,0.35); }
.nav-by-link {
  color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.2s;
}
.nav-by-link:hover { color: var(--mint); }
[data-theme="light"] .nav-by-link { color: rgba(0,0,0,0.45); }
.nav-links {
  display: flex; align-items: center; gap: 2px; list-style: none;
}
.nav-links a {
  font-family: var(--font-body); font-weight: 400;
  font-size: 13px; color: rgba(255,255,255,0.55);
  padding: 6px 12px; border-radius: 100px; transition: var(--t);
}
[data-theme="light"] .nav-links a { color: rgba(0,0,0,0.5); }
.nav-links a:hover { color: #fff; background: rgba(255,255,255,0.07); }
[data-theme="light"] .nav-links a:hover { color: #0A0A0A; background: rgba(0,0,0,0.05); }
.nav-links a.active { color: var(--mint); }
.nav-right { display: flex; align-items: center; gap: 8px; }
.nav-ghost {
  font-family: var(--font-body); font-weight: 500;
  font-size: 13px; color: rgba(255,255,255,0.6);
  padding: 7px 14px; border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.15);
  transition: var(--t);
}
[data-theme="light"] .nav-ghost { color: rgba(0,0,0,0.6); border-color: rgba(0,0,0,0.15); }
.nav-ghost:hover { color: #fff; border-color: rgba(255,255,255,0.4); }
[data-theme="light"] .nav-ghost:hover { color: #0A0A0A; border-color: rgba(0,0,0,0.4); }
.nav-cta {
  font-family: var(--font-body); font-weight: 600;
  font-size: 13px; background: var(--mint); color: #000;
  padding: 9px 20px; border-radius: 100px; transition: var(--t);
  box-shadow: 0 0 16px rgba(30,245,173,0.3);
  animation: ctaPulse 2.4s ease-in-out infinite;
}
.nav-cta:hover { filter: brightness(1.1); box-shadow: 0 0 24px rgba(30,245,173,0.5); animation: none; }
.nav-cta-btn {
  font-family: var(--font-body); font-weight: 500;
  font-size: 13px; background: var(--mint); color: #000;
  padding: 8px 16px; border-radius: 100px; transition: var(--t);
}
.nav-cta-btn:hover { filter: brightness(1.08); }
.theme-toggle {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6); transition: var(--t); flex-shrink: 0;
}
[data-theme="light"] .theme-toggle { background: rgba(0,0,0,0.06); color: rgba(0,0,0,0.5); }
.theme-toggle:hover { background: rgba(255,255,255,0.14); color: #fff; }
[data-theme="light"] .theme-toggle:hover { background: rgba(0,0,0,0.1); color: #000; }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }
.hamburger {
  display: none; width: 32px; height: 32px; border-radius: 50%;
  background: rgba(255,255,255,0.08);
  align-items: center; justify-content: center;
  color: #fff; flex-shrink: 0; transition: var(--t);
}
[data-theme="light"] .hamburger { background: rgba(0,0,0,0.07); color: #0A0A0A; }

/* ── MOBILE MENU ── */
.mobile-menu {
  position: fixed;
  top: 72px; left: 12px; right: 12px;
  background: rgba(10,10,10,0.97);
  backdrop-filter: blur(28px); -webkit-backdrop-filter: blur(28px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px; padding: 12px;
  flex-direction: column; gap: 3px; z-index: 299;
  opacity: 0; transform: translateY(-8px) scale(0.98);
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease;
  display: flex;
}
[data-theme="light"] .mobile-menu {
  background: rgba(248,248,246,0.98);
  border-color: rgba(0,0,0,0.1);
}
.mobile-menu.open { opacity: 1; transform: translateY(0) scale(1); pointer-events: all; }
.mobile-menu a {
  font-family: var(--font-body); font-size: 15px; font-weight: 400;
  color: rgba(255,255,255,0.65);
  padding: 10px 14px; border-radius: 10px; transition: var(--t);
}
[data-theme="light"] .mobile-menu a { color: rgba(0,0,0,0.6); }
.mobile-menu a:hover { background: rgba(255,255,255,0.06); color: #fff; }
[data-theme="light"] .mobile-menu a:hover { background: rgba(0,0,0,0.04); color: #000; }
.mob-divider {
  height: 1px; background: var(--border); margin: 6px 8px;
}
.mob-cta-row { display: flex; flex-direction: column; gap: 6px; padding: 4px; }
.mob-cta-primary {
  display: block; text-align: center;
  font-family: var(--font-body); font-weight: 500; font-size: 14px;
  background: var(--mint); color: #000;
  padding: 12px 20px; border-radius: 100px; transition: var(--t);
}
.mob-cta-secondary {
  display: block; text-align: center;
  font-family: var(--font-body); font-weight: 500; font-size: 14px;
  color: var(--fg2); border: 1px solid var(--border2);
  padding: 10px 20px; border-radius: 100px; transition: var(--t);
}

/* ── FOOTER (shared) ── */
footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
}
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p {
  font-family: var(--font-body); font-size: 12px;
  font-weight: 400; color: var(--fg3);
}
.footer-bottom-links { display: flex; gap: 18px; }
.footer-bottom-links a {
  font-family: var(--font-body); font-size: 12px;
  font-weight: 400; color: var(--fg3); transition: var(--t);
}
.footer-bottom-links a:hover { color: var(--mint); }