/* 123calendar.online — global styles */
:root{
  --primary:#0d9488;
  --primary-dark:#0f766e;
  --primary-light:#f0fdfa;
  --primary-mid:#ccfbf1;
  --accent:#e11d48;
  --accent-light:#fff1f2;
  --ink:#0f172a;
  --ink-soft:#475569;
  --ink-faint:#94a3b8;
  --bg:#ffffff;
  --bg-soft:#f8fafc;
  --line:#e2e8f0;
  --radius:14px;
  --shadow:0 4px 24px rgba(15,23,42,.07);
  --shadow-lg:0 10px 40px rgba(15,23,42,.12);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Inter","Helvetica Neue",Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
img{max-width:100%;height:auto}
a{color:var(--primary-dark);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:860px}

/* Header */
.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:60}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:1.15rem;color:var(--ink);text-decoration:none;flex:none}
.brand:hover{text-decoration:none}
.nav-links{display:flex;gap:2px;list-style:none;align-items:center}
.nav-links > li{position:relative}
.nav-links a{display:block;padding:8px 12px;border-radius:8px;color:var(--ink-soft);font-weight:500;font-size:.94rem;white-space:nowrap}
.nav-links a:hover{background:var(--bg-soft);color:var(--ink);text-decoration:none}
.nav-links a.active{color:var(--primary-dark);background:var(--primary-light)}
.has-sub > a::after{content:" ▾";color:var(--ink-faint);font-size:.8em}
.submenu{display:none;position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow-lg);padding:6px;min-width:210px;list-style:none;z-index:70}
.has-sub:hover .submenu,.has-sub:focus-within .submenu{display:block}
.submenu a{font-size:.9rem;padding:7px 12px}
.submenu.cols{min-width:390px;display:none;grid-template-columns:1fr 1fr}
.has-sub:hover .submenu.cols,.has-sub:focus-within .submenu.cols{display:grid}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px}
@media(max-width:1000px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:10px 16px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);max-height:80vh;overflow-y:auto}
  .nav-links.open{display:flex}
  .submenu,.submenu.cols{display:block;position:static;border:0;box-shadow:none;padding:0 0 0 14px;min-width:0}
  .has-sub:hover .submenu.cols{display:block}
}

/* Hero */
.hero{text-align:center;padding:38px 0 6px}
.hero h1{font-size:clamp(1.65rem,4.2vw,2.5rem);font-weight:800;letter-spacing:-.02em;margin-bottom:12px;line-height:1.2}
.hero p.sub{color:var(--ink-soft);font-size:1.06rem;max-width:700px;margin:0 auto}

/* Buttons */
.btn{display:inline-block;background:var(--primary);color:#fff;font-weight:600;font-size:.95rem;padding:10px 20px;border-radius:9px;border:0;cursor:pointer;transition:.15s;font-family:inherit;line-height:1.4}
.btn:hover{background:var(--primary-dark);text-decoration:none;color:#fff}
.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.secondary:hover{background:var(--bg-soft);color:var(--ink)}
.btn.big{padding:13px 30px;font-size:1.02rem}
.btn.sm{padding:7px 14px;font-size:.86rem}
.hidden{display:none!important}

/* ============ CALENDAR APP ============ */
.cal-app{max-width:1000px;margin:24px auto 0;padding:0 20px}
.cal-toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:center;background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:12px}
.cal-nav-group{display:flex;align-items:center;gap:6px}
.cal-arrow{width:36px;height:36px;border-radius:8px;border:1px solid var(--line);background:#fff;font-size:1.2rem;line-height:1;cursor:pointer;color:var(--ink);font-family:inherit}
.cal-arrow:hover{border-color:var(--primary);color:var(--primary)}
.cal-toolbar select,.cal-toolbar input[type=number]{padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;font-family:inherit;font-size:.9rem;color:var(--ink);cursor:pointer}
.cal-toolbar label.chk{display:flex;align-items:center;gap:6px;font-size:.88rem;color:var(--ink-soft);cursor:pointer;user-select:none}
.cal-toolbar label.chk input{width:16px;height:16px;accent-color:var(--primary);cursor:pointer}
.tool-btn{padding:8px 14px;border-radius:8px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:.86rem;cursor:pointer;font-family:inherit;color:var(--ink);display:inline-flex;align-items:center;gap:6px}
.tool-btn:hover{border-color:var(--primary);color:var(--primary-dark);background:var(--primary-light)}
.tool-btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.tool-btn.primary:hover{background:var(--primary-dark);color:#fff}
.cal-style-bar{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:center;font-size:.85rem;color:var(--ink-soft);margin-bottom:14px}
.cal-style-bar label{display:flex;align-items:center;gap:6px}
.cal-hint{text-align:center;font-size:.86rem;color:var(--ink-faint);margin-bottom:12px}

.cal-sheet{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:18px;overflow-x:auto}
.cal-head{text-align:center;margin-bottom:12px}
.cal-head h2{font-size:1.5rem;font-weight:700;outline:none;display:inline-block;min-width:200px;padding:2px 8px;border-radius:6px}
.cal-head h2:focus{background:var(--primary-light);box-shadow:0 0 0 2px var(--primary-mid)}
table.cal-table{width:100%;border-collapse:collapse;table-layout:fixed}
table.cal-table th{background:var(--primary);color:#fff;font-size:.82rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:8px 4px;border:1px solid var(--primary-dark)}
table.cal-table th.we{background:var(--primary-dark)}
table.cal-table td{border:1px solid var(--line);vertical-align:top;height:96px;padding:4px 5px;position:relative;background:#fff}
table.cal-table td.pad{background:var(--bg-soft)}
table.cal-table td.we{background:#fafdfd}
table.cal-table td.today{background:var(--primary-light);box-shadow:inset 0 0 0 2px var(--primary)}
.d-num{font-weight:700;color:var(--ink);display:block;line-height:1.2}
td.we .d-num{color:var(--accent)}
td.hol .d-num{color:var(--accent)}
.d-hol{display:block;font-size:.68rem;color:var(--accent);line-height:1.25;margin-top:1px;word-break:break-word}
.d-note{display:block;outline:none;min-height:34px;font-size:.78rem;color:var(--ink-soft);line-height:1.35;margin-top:2px;word-break:break-word;white-space:pre-wrap}
.d-note:focus{background:#fffbeb;border-radius:4px}
.d-note:empty::before{content:"";display:block}
@media(max-width:640px){
  table.cal-table td{height:72px}
  table.cal-table th{font-size:.68rem}
  .d-note{font-size:.7rem}
  .d-hol{font-size:.6rem}
}
.cal-actions-bottom{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:16px}
.save-note{background:var(--primary-light);border:1px solid var(--primary-mid);color:var(--primary-dark);border-radius:8px;padding:9px 14px;font-size:.88rem;margin-top:12px;text-align:center}

/* Mini year grid */
.year-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:22px}
@media(max-width:900px){.year-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:680px){.year-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:420px){.year-grid{grid-template-columns:1fr}}
.mini-cal{border:1px solid var(--line);border-radius:10px;padding:12px;background:#fff;transition:.15s}
.mini-cal:hover{box-shadow:var(--shadow);border-color:var(--primary)}
.mini-cal h3{font-size:.95rem;text-align:center;margin-bottom:8px;font-weight:700}
.mini-cal h3 a{color:var(--ink)}
.mini-cal table{width:100%;border-collapse:collapse;font-size:.72rem;table-layout:fixed}
.mini-cal th{color:var(--ink-faint);font-weight:600;padding:2px 0;text-align:center}
.mini-cal th.we,.mini-cal td.we{color:var(--accent)}
.mini-cal td{text-align:center;padding:2px 0;color:var(--ink-soft)}
.mini-cal td.hol{background:var(--accent-light);border-radius:3px;color:var(--accent);font-weight:700}

/* Month links grid */
.month-links{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}
@media(max-width:820px){.month-links{grid-template-columns:repeat(3,1fr)}}
@media(max-width:560px){.month-links{grid-template-columns:repeat(2,1fr)}}
.month-links a{display:block;text-align:center;padding:13px 8px;border:1px solid var(--line);border-radius:10px;color:var(--ink);font-weight:600;font-size:.92rem;background:#fff}
.month-links a:hover{border-color:var(--primary);background:var(--primary-light);color:var(--primary-dark);text-decoration:none}

/* Sections */
section.content{padding:44px 0 4px}
section.content h2{font-size:1.55rem;font-weight:800;letter-spacing:-.01em;margin-bottom:14px}
section.content h3{font-size:1.12rem;font-weight:700;margin:22px 0 8px}
section.content p{color:var(--ink-soft);margin-bottom:12px;max-width:820px}
section.content ul,section.content ol{color:var(--ink-soft);margin:0 0 12px 22px;max-width:820px}
section.content li{margin-bottom:6px}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}
@media(max-width:760px){.steps{grid-template-columns:1fr}}
.step{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.step .num{width:32px;height:32px;border-radius:50%;background:var(--primary);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.step h3{font-size:1rem;font-weight:700;margin:0 0 6px}
.step p{font-size:.9rem;margin:0}

.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}
@media(max-width:760px){.feature-grid{grid-template-columns:1fr}}
.feature{border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.feature h3{font-size:1rem;margin:8px 0 6px}
.feature p{font-size:.9rem;margin:0}
.feature .ic{width:40px;height:40px;border-radius:10px;background:var(--primary-light);display:flex;align-items:center;justify-content:center}

/* Tables */
.data-table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.94rem}
.data-table th,.data-table td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.data-table th{background:var(--primary-light);font-weight:700;color:var(--primary-dark)}
.data-table tr:nth-child(even) td{background:var(--bg-soft)}
.data-table td.hl{color:var(--accent);font-weight:600}

/* FAQ */
.faq details{border:1px solid var(--line);border-radius:10px;margin-bottom:10px;background:#fff}
.faq summary{padding:14px 18px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.3rem;color:var(--ink-faint);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq .faq-a{padding:0 18px 15px;color:var(--ink-soft);font-size:.95rem}

/* Cards */
.card-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:18px}
@media(max-width:900px){.card-row{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.card-row{grid-template-columns:1fr}}
.tcard{border:1px solid var(--line);border-radius:var(--radius);padding:18px;display:block;color:var(--ink);transition:.15s;background:#fff}
.tcard:hover{border-color:var(--primary);box-shadow:var(--shadow);text-decoration:none;transform:translateY(-2px);color:var(--ink)}
.tcard h3{font-size:1rem;margin:8px 0 4px}
.tcard p{font-size:.85rem;color:var(--ink-soft);margin:0}

.cta-box{background:var(--primary-light);border:1px solid var(--primary-mid);border-radius:var(--radius);padding:22px;margin:24px 0;text-align:center}
.cta-box p{margin-bottom:12px;color:var(--ink-soft)}

/* Article */
.article{max-width:800px;margin:0 auto;padding:36px 20px}
.article h1{font-size:clamp(1.6rem,4vw,2.15rem);font-weight:800;letter-spacing:-.02em;margin-bottom:10px;line-height:1.25}
.article .meta{color:var(--ink-faint);font-size:.88rem;margin-bottom:24px}
.article h2{font-size:1.4rem;font-weight:750;margin:30px 0 10px}
.article h3{font-size:1.1rem;font-weight:700;margin:22px 0 8px}
.article p{color:#334155;margin-bottom:14px}
.article ul,.article ol{color:#334155;margin:0 0 14px 24px}
.article li{margin-bottom:6px}
.article blockquote{border-left:3px solid var(--primary);padding:6px 16px;background:var(--bg-soft);border-radius:0 8px 8px 0;margin:14px 0;color:var(--ink-soft)}
.blog-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:24px}
@media(max-width:700px){.blog-list{grid-template-columns:1fr}}
.blog-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:block;color:var(--ink)}
.blog-card:hover{border-color:var(--primary);box-shadow:var(--shadow);text-decoration:none;color:var(--ink)}
.blog-card h2{font-size:1.08rem;font-weight:700;margin-bottom:8px}
.blog-card p{color:var(--ink-soft);font-size:.9rem;margin:0}
.tag{display:inline-block;background:var(--primary-light);color:var(--primary-dark);font-size:.74rem;font-weight:700;padding:3px 10px;border-radius:999px;margin-bottom:10px;letter-spacing:.02em}

/* Page (legal) */
.page{max-width:820px;margin:0 auto;padding:36px 20px}
.page h1{font-size:2rem;font-weight:800;margin-bottom:8px}
.page .updated{color:var(--ink-faint);font-size:.88rem;margin-bottom:22px}
.page h2{font-size:1.28rem;font-weight:700;margin:24px 0 8px}
.page p,.page li{color:#334155;margin-bottom:10px}
.page ul{margin:0 0 12px 22px}
.contact-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-top:16px;background:var(--bg-soft)}

/* Breadcrumbs */
.crumbs{font-size:.85rem;color:var(--ink-faint);padding:14px 0 0}
.crumbs a{color:var(--ink-soft)}
.crumbs span{margin:0 6px}

/* Footer */
.site-footer{border-top:1px solid var(--line);background:var(--bg-soft);margin-top:56px;padding:38px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:26px}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr 1fr}}
.site-footer .foot-title{font-size:.82rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-faint);margin-bottom:12px;font-weight:700}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:7px}
.site-footer a{color:var(--ink-soft);font-size:.9rem}
.site-footer a:hover{color:var(--primary-dark)}
.footer-about p{color:var(--ink-soft);font-size:.9rem;max-width:320px;margin-top:10px}
.copyright{text-align:center;color:var(--ink-faint);font-size:.85rem;margin-top:26px;padding-top:16px;border-top:1px solid var(--line)}

/* ============ PRINT ============ */
@media print{
  @page{margin:10mm}
  body{background:#fff}
  .site-header,.site-footer,.cal-toolbar,.cal-style-bar,.cal-hint,.cal-actions-bottom,
  section.content,.hero,.crumbs,.save-note,.no-print,.ad-slot{display:none!important}
  .cal-app{max-width:100%;margin:0;padding:0}
  .cal-sheet{border:0;box-shadow:none;padding:0;overflow:visible}
  table.cal-table td{height:auto;min-height:78px}
  table.cal-table th{background:#0d9488!important;color:#fff!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  td.we,td.hol,.d-hol,td.we .d-num,td.hol .d-num{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .print-only{display:block!important}
}
.print-only{display:none}
body.print-landscape{}
@media print{body.print-landscape{}}

/* Ad slots (AdSense-ready placeholders) */
.ad-slot{margin:26px auto;text-align:center;min-height:1px}

/* Stat strip */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:16px 0}
@media(max-width:760px){.stat-row{grid-template-columns:repeat(2,1fr)}}
.stat{border:1px solid var(--line);border-radius:10px;padding:14px;text-align:center;background:var(--bg-soft)}
.stat b{display:block;font-size:1.6rem;color:var(--primary-dark);line-height:1.2}
.stat span{font-size:.8rem;color:var(--ink-soft)}
.note-box{border-left:3px solid var(--primary);background:var(--primary-light);padding:12px 16px;border-radius:0 8px 8px 0;margin:14px 0}
.note-box p{margin:0;color:var(--ink-soft)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}
@media(max-width:760px){.two-col{grid-template-columns:1fr}}