:root{
  --bg1:#f6f8fc;
  --bg2:#edf2fb;
  --panel:rgba(255,255,255,0.85);
  --line:rgba(148,163,184,.18);
  --text:#18212f;
  --muted:#6b7280;
  --primary-soft:#e8efff;
  --accent:#0f766e;
  --holiday:#d14a2e;
  --weekend:#d14a2e;
  --shadow:0 18px 50px rgba(15,23,42,.10);
  --radius-xl:28px;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Pretendard","Malgun Gothic","Apple SD Gothic Neo",sans-serif;color:var(--text);background:radial-gradient(circle at top left,#fff 0%,#f9fbff 24%,transparent 40%),linear-gradient(135deg,var(--bg1),var(--bg2));min-height:100vh}
.wrap{max-width:1540px;margin:0 auto;padding:24px 18px 30px}
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;margin-bottom:18px}
.card{background:var(--panel);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.75);box-shadow:var(--shadow);border-radius:var(--radius-xl)}
.hero-card{padding:26px 28px;position:relative;overflow:hidden}.hero-card::after{content:"";position:absolute;right:-40px;top:-40px;width:190px;height:190px;background:radial-gradient(circle,rgba(51,88,212,.16),transparent 68%);border-radius:50%}
.hero-top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;flex-wrap:wrap}.hero-title{font-size:30px;font-weight:900;letter-spacing:-.04em;margin:0 0 10px}.hero-desc{color:var(--muted);line-height:1.7;font-size:14px;max-width:760px}
.country-chip{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;background:rgba(255,255,255,.92);border:1px solid rgba(203,213,225,.7);border-radius:999px;font-size:14px;font-weight:800;box-shadow:0 10px 20px rgba(148,163,184,.12);white-space:nowrap}.country-flag{font-size:22px;line-height:1}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.badge{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.84);border:1px solid rgba(203,213,225,.5);font-size:12px;font-weight:800;color:#475569}
.control-card{padding:22px;display:flex;flex-direction:column;gap:14px;justify-content:center}.quick-title{font-size:16px;font-weight:900;margin-bottom:2px}
.search-row,.top-actions,.quick-cities{display:flex;gap:8px;flex-wrap:wrap}
button,input,select,textarea{font:inherit}
button,input,select{border:1px solid rgba(203,213,225,.8);border-radius:14px;padding:11px 14px;background:rgba(255,255,255,.88);color:var(--text);transition:.18s ease}
button{cursor:pointer;font-weight:800}button:hover,input:hover,select:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(148,163,184,.18)}
.btn-primary{background:linear-gradient(135deg,#3f63eb,#294dbf);color:#fff;border:none}.btn-soft{background:var(--primary-soft);color:#2743a6;border:none}.btn-white{background:rgba(255,255,255,.95)}
.main-grid{display:grid;grid-template-columns:1.45fr 420px;gap:18px}.calendar-card{overflow:hidden}
.calendar-header{padding:22px 24px 16px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.94),rgba(250,252,255,.84))}.calendar-top{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap}.month-nav{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.month-title{font-size:32px;font-weight:900;letter-spacing:-.04em;min-width:220px}.location-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.location-text{color:var(--muted);font-size:13px;font-weight:800}
.week-head{display:grid;grid-template-columns:repeat(7,1fr);background:rgba(248,250,252,.9);border-bottom:1px solid var(--line)}.week-cell{text-align:center;padding:14px 8px;font-size:13px;font-weight:900;color:#64748b;border-right:1px solid var(--line);letter-spacing:-.02em}.week-cell:last-child{border-right:none}.week-cell.sun,.week-cell.sat{color:var(--weekend)}
.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);background:rgba(255,255,255,.6)}.day{min-height:176px;padding:10px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.42);cursor:pointer;transition:.18s ease}.day:hover{background:rgba(255,255,255,.88)}.day.other{background:rgba(248,250,252,.72);color:#b1b8c6}.day.selected{background:linear-gradient(180deg,rgba(233,242,255,.96),rgba(255,255,255,.93));box-shadow:inset 0 0 0 2px rgba(59,130,246,.28)}.day.top-sunday .date-num,.day.top-saturday .date-num,.holiday-line{color:var(--holiday)}
.date-row{display:flex;justify-content:space-between;align-items:center;gap:6px;margin-bottom:6px}.date-num{font-size:19px;font-weight:900;letter-spacing:-.03em}.today-pill{background:linear-gradient(135deg,#416ff1,#2450d1);color:#fff;font-size:10px;padding:4px 8px;border-radius:999px;font-weight:900;box-shadow:0 8px 16px rgba(37,99,235,.22)}
.line{font-size:11px;line-height:1.4;margin-top:4px;color:#5b6678;word-break:keep-all}.holiday-line{font-weight:900}.season-line{color:var(--accent);font-weight:900}.important-line{color:#7c3aed;font-weight:800}
.weather-box{margin-top:6px;padding:6px 8px;border-radius:12px;background:rgba(248,250,252,.95);border:1px solid rgba(226,232,240,.85);font-size:11px;line-height:1.45;color:#334155}.sticker-row{margin-top:6px;min-height:24px;display:flex;align-items:center;flex-wrap:wrap;gap:4px;font-size:17px}
.memo-chip{margin-top:8px;background:linear-gradient(180deg,#fff8d9,#fff5c2);color:#5b4a06;border-radius:12px;padding:7px 9px;font-size:11px;line-height:1.45;min-height:32px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.empty-chip{visibility:hidden}
.side-stack{display:flex;flex-direction:column;gap:18px}.side-card{padding:22px}.section-title{font-size:18px;font-weight:900;letter-spacing:-.03em;margin-bottom:14px}.selected-date{font-size:24px;font-weight:900;letter-spacing:-.03em;margin-bottom:12px}
textarea{width:100%;min-height:120px;resize:vertical;padding:14px;border-radius:18px;border:1px solid rgba(203,213,225,.8);background:rgba(255,255,255,.92);color:var(--text);outline:none}textarea:focus,input:focus,select:focus{border-color:rgba(59,130,246,.45);box-shadow:0 0 0 4px rgba(59,130,246,.08);outline:none}
.sticker-picker{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:10px}.sticker-btn{height:46px;border-radius:14px;border:1px solid rgba(203,213,225,.78);background:rgba(255,255,255,.95);font-size:22px;display:flex;align-items:center;justify-content:center}.sticker-btn.active{background:linear-gradient(135deg,#edf4ff,#dce9ff);border-color:rgba(59,130,246,.35);box-shadow:0 0 0 4px rgba(59,130,246,.08)}
.action-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.birthday-form{display:grid;grid-template-columns:1.3fr .7fr .7fr .9fr;gap:8px}.birthday-list{display:flex;flex-direction:column;gap:10px;margin-top:14px;max-height:260px;overflow:auto}.birthday-item{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 14px;border-radius:16px;background:rgba(248,250,252,.92);border:1px solid rgba(226,232,240,.9)}.birthday-left{display:flex;align-items:center;gap:10px;min-width:0}.birthday-emoji{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:rgba(255,255,255,.98);font-size:20px;flex-shrink:0}.birthday-name{font-size:14px;font-weight:900}.birthday-date{font-size:12px;color:var(--muted);margin-top:2px}
.mini-note{color:var(--muted);font-size:12px;line-height:1.65}.legend{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.legend-item{padding:7px 10px;border-radius:999px;background:rgba(248,250,252,.95);border:1px solid rgba(226,232,240,.85);font-size:12px;font-weight:800;color:#475569}.footer{margin-top:16px;text-align:center;font-size:12px;color:#64748b}.footer a{color:#3156d5;text-decoration:none;font-weight:900}
@media (max-width:1280px){.main-grid{grid-template-columns:1fr}.hero{grid-template-columns:1fr}}
@media (max-width:820px){.wrap{padding:16px 12px 22px}.card{border-radius:22px}.month-title{font-size:24px;min-width:auto}.day{min-height:138px;padding:8px}.date-num{font-size:16px}.line,.memo-chip,.weather-box{font-size:10px}.birthday-form{grid-template-columns:1fr 1fr}.sticker-picker{grid-template-columns:repeat(4,1fr)}}
@media (max-width:560px){.search-row{flex-direction:column}.search-row input,.search-row button,.search-row select{width:100%}.day{min-height:122px}}

.premium-card{position:relative;overflow:hidden;background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(239,244,255,.88))}
.premium-card::after{content:"";position:absolute;right:-30px;top:-30px;width:150px;height:150px;border-radius:50%;background:radial-gradient(circle,rgba(59,130,246,.18),transparent 68%)}
.premium-topline{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(37,99,235,.08);color:#2447b2;font-size:12px;font-weight:900;margin-bottom:12px}
.premium-price{font-size:30px;font-weight:900;letter-spacing:-.04em;margin-bottom:10px;color:#16223d}
.premium-feature-list{display:grid;gap:8px;margin-top:14px}
.premium-feature{padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.82);border:1px solid rgba(203,213,225,.75);font-size:13px;font-weight:700;color:#334155}
.premium-actions{margin-top:16px}
.premium-link{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
.premium-note{margin-top:12px;font-size:12px;color:#64748b;line-height:1.6}
@media (max-width:820px){.premium-price{font-size:26px}}