/* Pacific Mint Theme - unique seafoam & violet accents */
:root {
  --mint: #2dd4bf;
  --mint-dark: #14b8a6;
  --violet: #6366f1;
  --violet-dark: #4f46e5;
  --surface: #f5f7fa;
  --surface-alt: #eef2f7;
  --text: #111827;
  --text-light: #374151;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  background: var(--surface);
  color: var(--text);
}

/* Navigation */
.topnav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.75);
  border-bottom: 1px solid var(--surface-alt);
}
.nav-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; padding: 0 20px; height: 64px; }
.brand { font-size: 1.25rem; font-weight: 700; color: var(--mint-dark); display: flex; align-items: center; }
.brand svg { width: 28px; height: 28px; margin-right: 8px; }
.navlist { list-style: none; display: flex; gap: 24px; margin-left: auto; padding: 0; }
.navlist li { position: relative; }
.navlist a { text-decoration: none; color: var(--text-light); font-weight: 500; }
.navlist a:hover { color: var(--mint-dark); }
.navlist .on a { color: var(--mint-dark); }
.navlist .on::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 3px; background: var(--mint); border-radius: 2px; }

/* Hero */
.hero { background: linear-gradient(120deg, var(--mint) 0%, var(--violet) 100%); color: #ffffff; padding: 100px 20px; }
.hero-inner { max-width: 1100px; margin: 0 auto; text-align: center; }
.hero-title { font-size: 2.5rem; line-height: 1.2; margin: 0 0 20px; font-weight: 800; }
.hero-sub { font-size: 1.125rem; margin-bottom: 32px; opacity: 0.9; }
.btn { cursor: pointer; font-size: 1rem; font-weight: 600; border: none; border-radius: 6px; padding: 14px 26px; display: inline-flex; align-items: center; justify-content: center; transition: background 0.3s; }
.btn-mint { background: #ffffff; color: var(--mint-dark); }
.btn-mint:hover { background: var(--surface-alt); }
.btn-outline { background: transparent; border: 2px solid #ffffff; color: #ffffff; }
.btn-outline:hover { background: rgba(255,255,255,0.15); }

/* Sections */
.sec { padding: 80px 20px; }
.sec.alt { background: var(--surface-alt); }
.sec-hd { text-align: center; margin-bottom: 60px; }
.sec-tag { font-size: 0.875rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--mint-dark); font-weight: 700; margin-bottom: 8px; }
.sec-title { font-size: 2rem; font-weight: 800; color: var(--text); margin: 0; }

/* Feature grid */
.card-grid { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.card { background: #ffffff; border-radius: 16px; padding: 32px 24px; box-shadow: 0 4px 10px rgba(0,0,0,0.04); transition: transform 0.25s; }
.card:hover { transform: translateY(-4px); }
.card-icon { width: 48px; height: 48px; margin-bottom: 16px; color: var(--mint-dark); }
.card-title { font-size: 1.125rem; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.card-desc { font-size: 0.95rem; line-height: 1.5; color: var(--text-light); }

/* Platform grid */
.plat-grid { max-width: 900px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; }
.plat-card { background: #ffffff; border-radius: 12px; padding: 24px 20px; text-align: center; box-shadow: 0 2px 6px rgba(0,0,0,0.04); cursor:pointer; transition:transform .2s; }
.plat-card:hover{transform:translateY(-3px);}
.plat-ico { width: 40px; height: 40px; margin: 0 auto 12px; color: var(--violet); }
.plat-name { font-size: 1rem; font-weight: 600; margin-bottom: 8px; color: var(--text); }
.plat-desc { font-size: 0.875rem; color: var(--text-light); margin-bottom: 16px; }

/* Review */
.reviews-grid { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.rev-card { background: #ffffff; border-radius: 16px; padding: 24px; box-shadow: 0 4px 10px rgba(0,0,0,0.04); display: flex; flex-direction: column; }
.rev-top { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.rev-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--mint); color: #fff; font-weight: 700; display:flex; align-items:center; justify-content:center; }
.rev-name { font-size: 1rem; font-weight: 600; }
.rev-stars { color: #facc15; margin-left: auto; }
.rev-text { font-size: 0.9rem; color: var(--text-light); line-height: 1.5; flex-grow: 1; }

/* Stats */
.stats-bar { background: linear-gradient(90deg, var(--mint-dark), var(--violet-dark)); color:#ffffff; padding: 40px 20px; }
.stats-row { max-width:1000px; margin:0 auto; display:grid; grid-template-columns: repeat(auto-fit,minmax(150px,1fr)); gap:24px; text-align:center; }
.stat-item { display:flex; flex-direction:column; align-items:center; }
.stat-num { font-size:2rem; font-weight:800; margin-bottom:4px; }

/* Comparison table */
.cmp-wrap { overflow-x:auto; }
.cmp-table { width:100%; border-collapse:collapse; min-width:600px; }
.cmp-table th, .cmp-table td { padding:12px 16px; border:1px solid var(--surface-alt); text-align:left; }
.cmp-table th { background: var(--surface-alt); font-weight:700; }
.cmp-highlight { background: rgba(45,212,191,0.15); font-weight:600; }

.tag-cloud .tag{display:inline-block;padding:8px 14px;border:2px solid var(--mint);border-radius:8px;font-size:.875rem;color:var(--text);text-decoration:none;transition:background .2s,color .2s;}
.tag-cloud .tag:hover{background:var(--mint);color:#fff;}

/* FAQ */
.faq-list { max-width: 900px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--surface-alt); }
.faq-q { cursor:pointer; padding:20px; position:relative; font-weight:600; }
.faq-q::after { content:"+"; position:absolute; right:0; top:20px; font-size:1.25rem; transition: transform 0.3s; }
.open .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height:0; overflow:hidden; transition:max-height 0.4s ease; padding:0 20px; color: var(--text-light); }
.open .faq-a { padding-bottom:20px; max-height:400px; }

/* Footer */
.site-footer { background:#111827; color:#d1d5db; font-size:0.875rem; text-align:center; padding:50px 20px; line-height:1.6; }

/* Buttons spin animation */
@keyframes spin { from { transform:rotate(0deg);} to { transform:rotate(360deg);} }