/* ===== CSS VARIABLES ===== */
:root {
  --ink: #0e1016;
  --ink-80: rgba(14,16,22,0.80);
  --ink-40: rgba(14,16,22,0.40);
  --ink-12: rgba(14,16,22,0.12);
  --ink-6: rgba(14,16,22,0.06);
  --paper: #f8f6f1;
  --accent: #0b7c5e;
  --accent-pale: #e4f5ef;
  --accent-light: #52c4a0;
  --accent-b: #3a2faa;
  --accent-b-pale: #eceaff;
  --hero-bg: #0e1016;
  --sans: 'Noto Sans TC', 'Noto Sans', system-ui, sans-serif;
  --radius: 14px;
  --shadow: 0 4px 24px rgba(14,16,22,0.08);
  --shadow-hover: 0 8px 32px rgba(14,16,22,0.14);
}

/* ===== DARK MODE ===== */
html.dark {
  --ink: #e8e5e0;
  --ink-80: rgba(232,229,224,0.80);
  --ink-40: rgba(232,229,224,0.40);
  --ink-12: rgba(232,229,224,0.12);
  --ink-6: rgba(232,229,224,0.06);
  --paper: #111318;
  --accent-pale: rgba(11,124,94,0.18);
  --accent-b-pale: rgba(58,47,170,0.2);
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --shadow-hover: 0 8px 32px rgba(0,0,0,0.4);
}
html.dark body { background: var(--paper); color: var(--ink); }
html.dark .nav { background: rgba(17,19,24,0.92); }
html.dark .feature-card,
html.dark .product-card,
html.dark .ecom-card,
html.dark .tip-card { background: #1a1d24; }
html.dark input,
html.dark textarea,
html.dark select { background: #1a1d24; color: var(--ink); border-color: var(--ink-12); }
html.dark .tip-card-cta { background: rgba(11,124,94,0.15); }
html.dark .perf-card { background: rgba(255,255,255,0.04); }
html.dark .faq-search input { background: #1a1d24; color: var(--ink); }
html.dark .trust { background: #0a0c10; }
html.dark .nav-logo img,
html.dark .footer-logo img { mix-blend-mode: screen; }

/* theme btn */
.nav-theme {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 7px; color: var(--ink-80);
  transition: color 0.2s, background 0.2s;
}
.nav-theme:hover { color: var(--accent); background: var(--accent-pale); }
.icon-moon { display: none; }
html.dark .icon-sun { display: none; }
html.dark .icon-moon { display: block; }

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--sans); font-weight: 300; background: var(--paper); color: var(--ink); line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

/* ===== LAYOUT ===== */
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 40px; }
.section { padding: 96px 0; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 12px; }
.section-header p { color: var(--ink-80); font-size: 1.05rem; }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent); color: #fff;
  padding: 13px 26px; border-radius: 8px;
  font-weight: 500; font-size: 0.95rem;
  transition: background 0.2s, transform 0.15s;
}
.btn-primary:hover { background: #0a6e52; transform: translateY(-1px); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1.5px solid rgba(255,255,255,0.35); color: #fff;
  padding: 12px 24px; border-radius: 8px;
  font-weight: 400; font-size: 0.95rem;
  transition: border-color 0.2s, background 0.2s;
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.08); }

.btn-cta {
  display: inline-flex; align-items: center;
  background: var(--accent); color: #fff;
  padding: 10px 20px; border-radius: 7px;
  font-size: 0.88rem; font-weight: 500;
  transition: background 0.2s;
}
.btn-cta:hover { background: #0a6e52; }

/* ===== NAV ===== */
.nav {
  position: sticky; top: 0; z-index: 200;
  padding: 16px 0;
  background: rgba(248,246,241,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--ink-12);
  transition: box-shadow 0.3s;
}
.nav.scrolled { box-shadow: 0 2px 20px rgba(14,16,22,0.08); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-logo img { height: 34px; width: auto; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { font-size: 0.9rem; color: var(--ink-80); transition: color 0.2s; white-space: nowrap; }
.nav-links a:hover { color: var(--accent); }
.nav-actions { display: flex; align-items: center; gap: 10px; }

.lang-switcher { position: relative; }
.nav-lang-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 10px; border-radius: 7px; height: 34px;
  color: var(--ink-80); font-size: 0.82rem; font-weight: 500;
  transition: color 0.2s, background 0.2s;
}
.nav-lang-btn:hover { color: var(--accent); background: var(--accent-pale); }
.nav-lang-btn svg { flex-shrink: 0; }
.lang-menu {
  display: none; position: absolute; top: calc(100% + 8px); right: 0;
  background: #fff; border: 1px solid var(--ink-12); border-radius: 10px;
  padding: 6px; min-width: 140px; z-index: 500;
  box-shadow: var(--shadow-hover);
  flex-direction: column; gap: 2px;
}
html.dark .lang-menu { background: #1a1d24; }
.lang-menu.open { display: flex; }
.lang-opt {
  width: 100%; text-align: left; padding: 8px 12px; border-radius: 6px;
  font-size: 0.88rem; color: var(--ink-80); transition: background 0.15s, color 0.15s;
}
.lang-opt:hover { background: var(--accent-pale); color: var(--accent); }
.lang-opt.active { color: var(--accent); font-weight: 600; background: var(--accent-pale); }
.lang-menu-note {
  font-size: 0.7rem; color: var(--ink-40); padding: 4px 12px 8px;
  border-bottom: 1px solid var(--ink-6); margin-bottom: 4px; line-height: 1.4;
}

.nav-cart {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 7px;
  color: var(--ink-80); transition: color 0.2s, background 0.2s;
}
.nav-cart:hover { color: var(--accent); background: var(--accent-pale); }
.cart-badge {
  position: absolute; top: 2px; right: 2px;
  background: var(--accent); color: #fff;
  font-size: 0.65rem; font-weight: 700;
  min-width: 16px; height: 16px;
  border-radius: 8px; padding: 0 4px;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.2s;
}
.cart-badge.bump { transform: scale(1.4); }

.nav-burger {
  display: none; flex-direction: column; gap: 5px;
  width: 34px; height: 34px; padding: 7px;
  border-radius: 7px;
}
.nav-burger span { display: block; height: 1.5px; background: var(--ink); border-radius: 2px; transition: 0.3s; }
.nav-burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
  position: relative; background: var(--hero-bg); color: #fff;
  padding: 100px 0 90px; overflow: hidden;
  min-height: 580px;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(82,196,160,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(58,47,170,0.15) 0%, transparent 60%);
  animation: heroBg 8s ease-in-out infinite alternate;
}
@keyframes heroBg {
  from { opacity: 0.8; transform: scale(1); }
  to   { opacity: 1;   transform: scale(1.05); }
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 280px;
  gap: 60px; align-items: center;
}
.hero-eyebrow {
  font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent-light); margin-bottom: 20px; display: block;
}
.hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  font-weight: 700; line-height: 1.15;
  letter-spacing: -0.02em; margin-bottom: 20px;
}
.hero-hl { color: var(--accent-light); }
.hero-sub { font-size: 1.05rem; color: rgba(255,255,255,0.72); line-height: 1.8; margin-bottom: 36px; max-width: 520px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* PERF CARD */
.perf-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 16px; padding: 28px;
  backdrop-filter: blur(8px);
}
.perf-label { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 8px; }
.perf-value { font-size: 2.8rem; font-weight: 700; color: var(--accent-light); line-height: 1; }
.perf-unit { font-size: 0.85rem; color: rgba(255,255,255,0.5); margin-bottom: 12px; }
.perf-note { font-size: 0.8rem; color: rgba(255,255,255,0.4); margin-bottom: 16px; }
.perf-dots { display: flex; gap: 6px; margin-bottom: 12px; }
.dot { width: 8px; height: 8px; border-radius: 50%; }
.dot-green { background: var(--accent-light); }
.dot-gray { background: rgba(255,255,255,0.2); }
.perf-bar { height: 4px; background: rgba(255,255,255,0.12); border-radius: 2px; overflow: hidden; }
.perf-fill { height: 100%; background: var(--accent-light); border-radius: 2px; width: 0; transition: width 1.2s ease-out; }

/* ===== TRUST BAR ===== */
.trust { background: var(--ink); color: rgba(255,255,255,0.85); padding: 32px 0; }
.trust-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; }
.trust-item {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 16px 12px; text-align: center;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.trust-item:last-child { border-right: none; }
.trust-icon { font-size: 1.4rem; }
.trust-label { font-size: 0.78rem; line-height: 1.4; color: rgba(255,255,255,0.65); }

/* ===== FEATURES ===== */
.features { background: var(--paper); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card {
  background: #fff; border: 1px solid var(--ink-12);
  border-radius: var(--radius); padding: 28px;
  transition: box-shadow 0.25s, transform 0.25s;
}
.feature-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.feat-icon { font-size: 2rem; margin-bottom: 14px; }
.feature-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.feature-card p { font-size: 0.9rem; color: var(--ink-80); line-height: 1.7; margin-bottom: 14px; }
.feat-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.feat-tags span {
  font-size: 0.72rem; background: var(--accent-pale); color: var(--accent);
  padding: 3px 10px; border-radius: 20px; font-weight: 500;
}
.feat-link { font-size: 0.85rem; color: var(--accent); font-weight: 500; }
.feat-link:hover { text-decoration: underline; }

/* ===== PRODUCTS ===== */
.products { background: var(--ink-6); }
.tab-bar { display: flex; gap: 8px; margin-bottom: 32px; flex-wrap: wrap; }
.tab {
  padding: 8px 20px; border-radius: 50px;
  font-size: 0.88rem; font-weight: 500; color: var(--ink-80);
  border: 1.5px solid var(--ink-12);
  transition: all 0.2s;
}
.tab:hover { border-color: var(--accent); color: var(--accent); }
.tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.product-card {
  background: #fff; border-radius: var(--radius);
  border: 1px solid var(--ink-12); overflow: hidden;
  transition: box-shadow 0.25s, transform 0.25s;
}
.product-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.product-card.hidden { display: none; }
.product-img {
  height: 140px; display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
}
.product-body { padding: 18px; }
.product-body h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 6px; }
.product-body p { font-size: 0.82rem; color: var(--ink-80); line-height: 1.6; margin-bottom: 12px; }
.product-price { font-size: 1.05rem; font-weight: 700; color: var(--accent); margin-bottom: 12px; }
.product-btns { display: flex; flex-direction: column; gap: 8px; }
.btn-cart {
  width: 100%; padding: 9px; border-radius: 7px;
  background: var(--accent-pale); color: var(--accent);
  font-size: 0.85rem; font-weight: 500;
  transition: background 0.2s, color 0.2s;
}
.btn-cart:hover, .btn-cart.added { background: var(--accent); color: #fff; }
.btn-buy {
  display: block; width: 100%; text-align: center;
  padding: 9px; border-radius: 7px;
  border: 1.5px solid var(--ink-12); color: var(--ink-80);
  font-size: 0.85rem; transition: border-color 0.2s, color 0.2s;
}
.btn-buy:hover { border-color: var(--accent); color: var(--accent); }

/* ===== ECOM ===== */
.ecom { background: var(--paper); }
.ecom-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.ecom-card {
  position: relative; background: #fff;
  border: 1.5px solid var(--ink-12); border-radius: var(--radius);
  padding: 24px 20px; cursor: pointer;
  transition: all 0.25s; overflow: hidden;
}
.ecom-card:hover { border-color: var(--accent); box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.ecom-badge {
  display: inline-block; font-size: 0.7rem; font-weight: 600;
  background: var(--accent-pale); color: var(--accent);
  padding: 2px 9px; border-radius: 20px; margin-bottom: 10px;
}
.ecom-name { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.ecom-desc { font-size: 0.82rem; color: var(--ink-80); line-height: 1.6; }
.ecom-hover-hint {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: var(--accent); color: #fff;
  font-size: 0.82rem; text-align: center; padding: 10px;
  transform: translateY(100%); transition: transform 0.25s;
}
.ecom-card:hover .ecom-hover-hint { transform: translateY(0); }

/* ===== CONTACT ===== */
.contact { background: var(--ink-6); }
.contact-inner { max-width: 700px; margin: 0 auto; }
.contact-note { color: var(--accent); font-weight: 500; }

form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
label { font-size: 0.88rem; font-weight: 500; color: var(--ink-80); }
.req { color: var(--accent); }
input, textarea, select {
  padding: 11px 14px; border-radius: 8px;
  border: 1.5px solid var(--ink-12);
  background: #fff; color: var(--ink);
  transition: border-color 0.2s, box-shadow 0.2s;
  width: 100%;
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(11,124,94,0.12);
}
input.error, textarea.error { border-color: #e53e3e; }
.field-err { font-size: 0.8rem; color: #e53e3e; display: none; }
.field-err.show { display: block; }
textarea { resize: vertical; min-height: 120px; }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230e1016' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }

.btn-submit {
  padding: 14px 32px; border-radius: 8px;
  background: var(--accent); color: #fff;
  font-size: 1rem; font-weight: 600;
  transition: background 0.2s, transform 0.15s;
  align-self: flex-start;
}
.btn-submit:hover:not(:disabled) { background: #0a6e52; transform: translateY(-1px); }
.btn-submit:disabled { opacity: 0.6; cursor: not-allowed; }

.form-success { text-align: center; padding: 60px 20px; }
.success-icon { font-size: 3rem; margin-bottom: 16px; }
.form-success h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 10px; }
.form-success p { color: var(--ink-80); line-height: 1.8; }
.hidden { display: none !important; }

/* ===== FAQ ===== */
.faq { background: var(--paper); }
.faq-search { max-width: 480px; margin: 0 auto 40px; }
.faq-search input {
  width: 100%; padding: 12px 18px; border-radius: 50px;
  border: 1.5px solid var(--ink-12);
  background: #fff; font-size: 0.95rem;
}
.faq-search input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(11,124,94,0.12); }
.faq-group { margin-bottom: 32px; }
.faq-group-label { font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); font-weight: 600; margin-bottom: 12px; }
.faq-item { border-bottom: 1px solid var(--ink-12); }
.faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  gap: 16px; padding: 18px 0; text-align: left;
  font-size: 0.95rem; font-weight: 500; color: var(--ink);
  transition: color 0.2s;
}
.faq-q:hover { color: var(--accent); }
.faq-arrow { font-size: 0.8rem; color: var(--ink-40); transition: transform 0.3s; flex-shrink: 0; }
.faq-item.open .faq-arrow { transform: rotate(90deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.3s; }
.faq-item.open .faq-a { max-height: 600px; padding-bottom: 18px; }
.faq-a p { font-size: 0.9rem; color: var(--ink-80); line-height: 1.8; }
.faq-item.faq-hidden { display: none; }
.faq-empty { text-align: center; padding: 32px; color: var(--ink-80); font-size: 0.95rem; }
.faq-empty a { color: var(--accent); font-weight: 500; }

/* ===== TIPS ===== */
.tips { background: var(--ink-6); }
.tips-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.tip-card {
  background: #fff; border: 1px solid var(--ink-12);
  border-radius: var(--radius); padding: 28px;
}
.tip-icon { font-size: 2rem; margin-bottom: 12px; }
.tip-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.tip-card p { font-size: 0.88rem; color: var(--ink-80); line-height: 1.75; margin-bottom: 14px; }
.tip-note { font-size: 0.8rem; color: var(--ink-40); line-height: 1.6; }
.tip-card-cta { display: flex; flex-direction: column; justify-content: center; text-align: center; background: var(--accent-pale); border-color: rgba(11,124,94,0.18); }
.tip-card-cta .btn-primary { align-self: center; margin-top: 8px; }

.tip-table { border: 1px solid var(--ink-12); border-radius: 8px; overflow: hidden; margin: 14px 0; }
.tip-row { display: flex; justify-content: space-between; padding: 8px 12px; font-size: 0.82rem; border-bottom: 1px solid var(--ink-6); }
.tip-row:last-child { border-bottom: none; }
.tip-row.header { background: var(--ink-6); font-weight: 600; font-size: 0.75rem; color: var(--ink-40); }
.tip-row.total { font-weight: 700; color: var(--accent); background: var(--accent-pale); }

.flow-diagram {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: 6px; margin: 14px 0;
}
.flow-step {
  background: var(--accent-pale); color: var(--accent);
  border-radius: 8px; padding: 8px 12px;
  font-size: 0.78rem; text-align: center; font-weight: 500;
  line-height: 1.4;
}
.flow-step small { display: block; font-weight: 400; color: var(--ink-80); font-size: 0.7rem; }
.flow-arrow { color: var(--ink-40); font-size: 1rem; }

/* ===== FOOTER ===== */
.footer { background: var(--ink); color: rgba(255,255,255,0.7); padding: 56px 0 0; }
.footer-inner { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-logo { display: inline-block; margin-bottom: 12px; opacity: 0.85; }
.footer-desc { font-size: 0.85rem; color: rgba(255,255,255,0.45); line-height: 1.7; }
.footer-label { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.35); margin-bottom: 14px; }
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col a { font-size: 0.88rem; color: rgba(255,255,255,0.6); transition: color 0.2s; }
.footer-col a:hover { color: var(--accent-light); }
.footer-social { display: flex; gap: 12px; margin-top: 4px; }
.footer-social a { font-size: 0.82rem; font-weight: 600; color: rgba(255,255,255,0.5); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 40px; max-width: 1100px; margin: 0 auto;
  display: flex; justify-content: space-between;
  font-size: 0.8rem; color: rgba(255,255,255,0.35);
}
.footer-bottom a { color: rgba(255,255,255,0.45); }
.footer-bottom a:hover { color: var(--accent-light); }

/* ===== TOAST ===== */
.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%) translateY(80px);
  background: var(--ink); color: #fff;
  padding: 12px 24px; border-radius: 8px;
  font-size: 0.88rem; max-width: 340px; text-align: center;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  opacity: 0; transition: transform 0.3s, opacity 0.3s;
  z-index: 9999; pointer-events: none;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* ===== MISC INLINE STYLES ===== */
.note-green { color: var(--accent); font-weight: 600; }
.note-muted { color: var(--ink-80); }
.footer-label-note { font-size: 0.68rem; font-weight: 400; color: rgba(255,255,255,0.25); margin-left: 4px; letter-spacing: 0; text-transform: none; }

/* ===== LINE FAB ===== */
.line-fab {
  position: fixed; bottom: 28px; right: 28px; z-index: 900;
  display: flex; align-items: center; gap: 10px;
  background: #06C755; color: #fff;
  padding: 12px 18px 12px 14px; border-radius: 50px;
  box-shadow: 0 4px 20px rgba(6,199,85,0.4);
  font-size: 0.88rem; font-weight: 600;
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
}
.line-fab:hover { transform: translateY(-3px) scale(1.04); box-shadow: 0 8px 28px rgba(6,199,85,0.5); }
.line-fab svg { flex-shrink: 0; }
.line-fab-text { display: flex; flex-direction: column; gap: 1px; }
.line-fab-label { font-size: 0.88rem; font-weight: 700; line-height: 1.2; }
.line-fab-sub { font-size: 0.68rem; font-weight: 400; opacity: 0.8; }
@media (max-width: 480px) {
  .line-fab { padding: 12px; border-radius: 50%; }
  .line-fab-text { display: none; }
}

/* ===== SCROLL REVEAL ===== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay { transition-delay: 0.15s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .wrap { padding: 0 28px; }
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
  .trust-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .ecom-grid { grid-template-columns: repeat(3, 1fr); }
  .tips-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .wrap { padding: 0 20px; }
  .section { padding: 64px 0; }
  .section-header { margin-bottom: 36px; }

  /* Nav mobile */
  .nav-links {
    display: none; position: fixed; inset: 0;
    flex-direction: column; align-items: center; justify-content: center;
    gap: 24px; background: var(--paper); z-index: 100;
    font-size: 1.2rem;
  }
  .nav-links.open { display: flex; }
  .nav-burger { display: flex; }
  .btn-cta { display: none; }

  /* Hero */
  .hero-inner { grid-template-columns: 1fr; }
  .hero-perf { display: none; }
  .hero { padding: 72px 0 64px; }

  /* Trust */
  .trust-grid { grid-template-columns: repeat(2, 1fr); }

  /* Features */
  .feature-grid { grid-template-columns: 1fr 1fr; }

  /* Products */
  .product-grid { grid-template-columns: repeat(2, 1fr); }

  /* Ecom */
  .ecom-grid { grid-template-columns: repeat(2, 1fr); }

  /* Form */
  .form-row { grid-template-columns: 1fr; }

  /* Tips */
  .tips-grid { grid-template-columns: 1fr; }
  .flow-diagram { justify-content: center; }

  /* Footer */
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; align-items: center; }
}

@media (max-width: 480px) {
  .feature-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .ecom-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 2rem; }
}