* { box-sizing: border-box; }
:root { --primary: #1abc9c; --black: #111111; --dark: #1C1C1C; --mid: #2B2B2B; --light: #F5F5F5; --white: #ffffff; }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; background: var(--light); color: #222; line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
header, .site-header { background: linear-gradient(135deg, var(--primary), #108b76); color: var(--white); position: sticky; top: 0; z-index: 20; box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.header-wrap { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .5px; }
.logo img { width: 42px; height: 42px; border-radius: 12px; background: #fff; object-fit: contain; }
.logo span { font-size: 1.25rem; }
nav { display: none; gap: 10px; align-items: center; }
nav a { padding: 10px 14px; border-radius: 999px; font-weight: 700; color: #fff; }
nav a:hover { background: rgba(255,255,255,.16); }
.mobile-nav { display: flex; gap: 8px; }
.mobile-nav a { background: rgba(255,255,255,.14); padding: 9px 12px; border-radius: 999px; color: #fff; font-weight: 700; font-size: .9rem; }
.hero, .banner { background: radial-gradient(circle at 20% 20%, rgba(26,188,156,.18), transparent 35%), linear-gradient(135deg, #111111, #1C1C1C); color: #fff; padding: 46px 0; }
.hero-wrap { display: grid; gap: 28px; align-items: center; }
.hero h1, .page-hero h1 { font-size: clamp(2rem, 7vw, 4.5rem); line-height: 1.1; margin: 0 0 16px; letter-spacing: -1px; }
.hero p, .page-hero p { color: rgba(255,255,255,.82); margin: 0 0 22px; font-size: 1.05rem; }
.hero-img { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: 28px; padding: 18px; box-shadow: 0 24px 70px rgba(0,0,0,.28); }
.tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.tag { background: rgba(26,188,156,.15); color: #dffbf6; border: 1px solid rgba(26,188,156,.35); padding: 8px 12px; border-radius: 999px; font-size: .92rem; font-weight: 700; }
section { padding: 42px 0; }
.section-title { font-size: clamp(1.7rem, 4vw, 2.45rem); margin: 0 0 14px; color: var(--black); }
.section-lead { color: #555; max-width: 790px; margin: 0 0 24px; }
.grid { display: grid; gap: 18px; }
.card { background: #fff; border-radius: 18px; padding: 22px; box-shadow: 0 12px 32px rgba(0,0,0,.07); border: 1px solid rgba(0,0,0,.05); }
.card h2, .card h3 { margin-top: 0; color: var(--black); }
.btn { display: inline-flex; align-items: center; justify-content: center; background: var(--primary); color: #fff; border-radius: 999px; padding: 13px 22px; min-height: 48px; font-weight: 800; box-shadow: 0 12px 26px rgba(26,188,156,.25); border: 0; }
.btn:hover { transform: translateY(-1px); }
.notice { background: #fff; border-left: 6px solid var(--primary); border-radius: 18px; padding: 18px 20px; box-shadow: 0 12px 30px rgba(0,0,0,.06); color: #333; }
.faq { display: grid; gap: 14px; }
.faq-item { background: #fff; border-radius: 18px; padding: 20px; box-shadow: 0 10px 28px rgba(0,0,0,.06); }
.faq-item h2, .faq-item h3 { margin: 0 0 8px; color: var(--black); }
.page-hero { background: linear-gradient(135deg, #111111, #1C1C1C); color: #fff; padding: 50px 0; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; color: #666; }
.breadcrumbs a { color: var(--primary); font-weight: 700; }
.steps { counter-reset: step; display: grid; gap: 14px; }
.step { position: relative; background: #fff; border-radius: 18px; padding: 20px 20px 20px 60px; box-shadow: 0 10px 26px rgba(0,0,0,.06); }
.step:before { counter-increment: step; content: counter(step); position: absolute; left: 18px; top: 20px; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--primary); color: #fff; font-weight: 800; }
.footer { background: linear-gradient(135deg, var(--primary), #0c7f6b); color: #fff; padding: 42px 0 20px; }
.footer-grid { display: grid; gap: 20px; }
.footer a { display: block; margin: 8px 0; color: #fff; font-weight: 700; }
.footer p { color: rgba(255,255,255,.86); margin: 8px 0; }
.footer-brand { font-weight: 900; font-size: 1.5rem; margin-bottom: 8px; }
.footer-bottom { margin-top: 24px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.22); color: rgba(255,255,255,.86); font-size: .92rem; }
@media (min-width: 768px) { nav { display: flex; } .mobile-nav { display: none; } .hero-wrap { grid-template-columns: 1.1fr .9fr; } .grid.two { grid-template-columns: repeat(2, 1fr); } .grid.three { grid-template-columns: repeat(3, 1fr); } .footer-grid { grid-template-columns: 1.2fr .8fr 1.2fr; } }
@media (min-width: 1024px) { section { padding: 58px 0; } .hero, .banner { padding: 76px 0; } .card { padding: 28px; } }