/* 투디스크 쿠폰 - Page 1 Styles */
:root{
  --brand:#ff7a00;
  --brand-2:#14b8a6;
  --ink:#0f172a;
  --muted:#64748b;
  --bg:#fffaf3;
  --card:#ffffff;
  --line:#fde2c5;
  --shadow:0 10px 30px rgba(15,23,42,.08);
  --radius:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Pretendard','Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:12px}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,250,243,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px}
.logo .badge{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;padding:6px 10px;border-radius:8px;font-size:13px}
.nav ul{display:flex;gap:18px;list-style:none}
.nav a{font-weight:600;font-size:14px;color:var(--muted)}
.nav a:hover{color:var(--brand)}

/* Hero */
.hero{
  background:linear-gradient(135deg,#fff5e6 0%, #e6fffa 100%);
  padding:60px 0 70px;border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.eyebrow{display:inline-block;background:#fff;border:1px solid var(--line);color:var(--brand);
  font-weight:700;padding:6px 12px;border-radius:999px;font-size:13px;margin-bottom:14px}
.hero h1{font-size:44px;line-height:1.2;font-weight:900;letter-spacing:-.5px}
.hero h1 span{background:linear-gradient(135deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{margin-top:14px;color:#334155;font-size:17px;max-width:560px}
.cta-row{margin-top:24px;display:flex;gap:12px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:12px;
  font-weight:700;border:none;cursor:pointer;font-size:15px;transition:transform .15s ease, box-shadow .2s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--brand),#ff9a3c);color:#fff;box-shadow:0 8px 18px rgba(255,122,0,.35)}
.btn-secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn:hover{transform:translateY(-2px)}

/* Coupon Cards */
.section{padding:70px 0}
.section h2{font-size:30px;font-weight:900;letter-spacing:-.4px;text-align:center}
.section .sub{color:var(--muted);text-align:center;margin-top:8px;margin-bottom:32px}

.coupon-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.coupon-card{
  background:var(--card);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);
  border:2px dashed var(--line);position:relative;text-align:center;transition:.2s;
}
.coupon-card:hover{transform:translateY(-4px);border-color:var(--brand)}
.coupon-card .tag{
  position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;
  padding:4px 14px;border-radius:999px;font-size:12px;font-weight:700;
}
.coupon-code{
  font-family:'JetBrains Mono',monospace;font-size:32px;font-weight:900;letter-spacing:4px;
  color:var(--ink);background:#fff7ee;padding:18px;border-radius:10px;margin:14px 0;
}
.copy-btn{
  width:100%;padding:12px;background:var(--ink);color:#fff;border:none;border-radius:10px;
  font-weight:700;cursor:pointer;font-size:14px;
}
.copy-btn:hover{background:var(--brand)}
.coupon-note{font-size:13px;color:var(--muted);margin-top:8px}

/* Feature grid */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
.feature{
  background:var(--card);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow);text-align:center;
}
.feature img{height:140px;object-fit:contain;margin:0 auto 12px}
.feature h3{font-size:17px;margin-bottom:6px}
.feature p{font-size:14px;color:var(--muted)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:24px}
.step{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;position:relative}
.step .num{position:absolute;top:-14px;left:18px;background:var(--brand);color:#fff;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px}
.step h4{font-size:15px;margin-bottom:6px}
.step p{font-size:13px;color:var(--muted)}

/* Table */
.compare-wrap{overflow-x:auto;margin-top:20px;border-radius:var(--radius);box-shadow:var(--shadow)}
table.compare{
  width:100%;border-collapse:collapse;background:#fff;min-width:620px;
}
.compare th, .compare td{padding:14px 16px;text-align:center;border-bottom:1px solid #f1f5f9;font-size:14px}
.compare th{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:700}
.compare tr:last-child td{border-bottom:none}
.compare td:first-child{font-weight:700;text-align:left;background:#fff7ee}
.badge-yes{background:#dcfce7;color:#166534;padding:3px 10px;border-radius:999px;font-weight:700;font-size:12px}
.badge-no{background:#fee2e2;color:#991b1b;padding:3px 10px;border-radius:999px;font-weight:700;font-size:12px}

/* Calculator */
.calc-card{
  background:linear-gradient(135deg,#fff,#fff7ee);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);max-width:680px;margin:30px auto 0;
}
.calc-card h3{font-size:20px;margin-bottom:16px;text-align:center}
.calc-row{display:flex;justify-content:space-between;align-items:center;margin:12px 0;font-size:15px}
.calc-row input{
  width:140px;padding:10px;border:1px solid var(--line);border-radius:8px;text-align:right;font-size:15px;
}
.calc-result{
  margin-top:18px;padding:18px;background:var(--ink);color:#fff;border-radius:12px;
  display:flex;justify-content:space-between;align-items:center;font-size:18px;font-weight:700;
}
.calc-result span:last-child{color:#fbbf24;font-size:22px}

/* FAQ */
.faq{margin-top:24px;max-width:820px;margin-left:auto;margin-right:auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:700;font-size:15px;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::after{content:"+";font-size:20px;color:var(--brand)}
.faq details[open] summary::after{content:"−"}
.faq p{margin-top:10px;font-size:14px;color:#475569}

/* Footer */
footer{background:#0f172a;color:#cbd5e1;padding:40px 0;margin-top:60px}
footer .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px}
footer h4{color:#fff;margin-bottom:10px}
footer a{color:#cbd5e1;font-size:14px;display:block;margin:4px 0}
footer a:hover{color:var(--brand)}
.copyright{text-align:center;margin-top:30px;font-size:13px;color:#64748b;border-top:1px solid #1e293b;padding-top:20px}

.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.gallery img{height:200px;width:100%;object-fit:cover}

.toast{
  position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:#fff;padding:14px 24px;border-radius:10px;font-weight:600;
  opacity:0;pointer-events:none;transition:.3s;z-index:100;box-shadow:var(--shadow);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

@media(max-width:768px){
  .hero-grid{grid-template-columns:1fr}
  .hero h1{font-size:32px}
  .coupon-grid,.features,.steps,.gallery{grid-template-columns:1fr}
  .nav ul{display:none}
  .section{padding:50px 0}
}