/* DayCalc Tools — daycalctools.com */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Mono:ital,wght@0,300;0,400;0,500;1,300&display=swap');

:root {
  --bg:      #ffffff;
  --bg2:     #f5f7fa;
  --bg3:     #eef1f6;
  --border:  #e2e7ef;
  --text:    #111827;
  --text2:   #374151;
  --text3:   #6b7280;
  --accent:  #2563eb;
  --accent2: #1d4ed8;
  --accent-light: #eff6ff;
  --radius:  10px;
  --font-head: 'Syne', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --shadow:  0 1px 3px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.05);
  --shadow-lg: 0 4px 24px rgba(0,0,0,0.10);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ── HEADER ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  height: 60px; display: flex; align-items: center;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%;
}
.logo {
  font-family: var(--font-head);
  font-size: 20px; font-weight: 800;
  color: var(--text); text-decoration: none;
  display: flex; align-items: center; gap: 8px;
}
.logo-dot { color: var(--accent); }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  font-size: 13px; font-weight: 500;
  color: var(--text2); text-decoration: none;
  padding: 6px 12px; border-radius: 6px;
  transition: background 0.15s, color 0.15s;
}
.nav a:hover { background: var(--bg2); color: var(--accent); }
.nav-toggle {
  display: none; background: none; border: none;
  cursor: pointer; padding: 8px; color: var(--text);
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: currentColor; margin: 4px 0; transition: 0.2s;
}

/* ── HERO ── */
.hero {
  padding: 72px 0 56px;
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #f0f4ff 0%, #fff 60%);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px; align-items: center;
}
.hero-label {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent-light); color: var(--accent);
  font-size: 11px; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; padding: 4px 10px; border-radius: 20px;
  margin-bottom: 16px;
}
.hero-title {
  font-family: var(--font-head);
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 800; line-height: 1.1;
  color: var(--text); margin-bottom: 16px;
}
.hero-title span { color: var(--accent); }
.hero-desc {
  font-size: 16px; color: var(--text2);
  margin-bottom: 28px; max-width: 440px; line-height: 1.7;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: var(--radius);
  font-family: var(--font-mono); font-size: 14px; font-weight: 500;
  text-decoration: none; cursor: pointer; border: none;
  transition: all 0.15s;
}
.btn-primary {
  background: var(--accent); color: #fff;
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,0.3); }
.btn-outline {
  background: transparent; color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

/* Hero ticker */
.hero-ticker {
  display: flex; align-items: center; gap: 12px;
  font-size: 13px; color: var(--text3); margin-top: 24px;
  flex-wrap: wrap;
}
.ticker-item { display: flex; align-items: center; gap: 6px; }
.ticker-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.ticker-val { color: var(--text); font-weight: 500; }

/* Hero clock widget */
.hero-widget {
  background: #fff; border: 1px solid var(--border);
  border-radius: 16px; padding: 28px;
  box-shadow: var(--shadow-lg);
}
.widget-time {
  font-family: var(--font-head);
  font-size: 52px; font-weight: 800;
  color: var(--text); letter-spacing: -2px;
  line-height: 1;
}
.widget-date { font-size: 14px; color: var(--text3); margin-top: 6px; margin-bottom: 24px; }
.widget-stats {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
}
.widget-stat {
  background: var(--bg2); border-radius: 8px;
  padding: 12px 14px;
}
.widget-stat-label { font-size: 11px; color: var(--text3); text-transform: uppercase; letter-spacing: 0.06em; }
.widget-stat-val { font-family: var(--font-head); font-size: 20px; font-weight: 700; color: var(--text); margin-top: 2px; }

/* ── TOOLS GRID ── */
.tools-section { padding: 72px 0; }
.section-header { margin-bottom: 40px; }
.section-label {
  font-size: 11px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 8px;
}
.section-title {
  font-family: var(--font-head);
  font-size: 30px; font-weight: 800; color: var(--text);
}
.section-desc { font-size: 15px; color: var(--text3); margin-top: 8px; }

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(280px,100%), 1fr));
  gap: 20px;
}
.tool-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  text-decoration: none; color: inherit;
  transition: all 0.18s; display: block;
}
.tool-card:hover {
  border-color: var(--accent); box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.tool-card-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--accent-light); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 14px;
}
.tool-card-title {
  font-family: var(--font-head); font-size: 16px; font-weight: 700;
  color: var(--text); margin-bottom: 6px;
}
.tool-card-desc { font-size: 13px; color: var(--text3); line-height: 1.5; }
.tool-card-arrow {
  margin-top: 14px; font-size: 12px; color: var(--accent);
  font-weight: 600;
}

/* ── TOOL PAGE ── */
.tool-page { padding: 48px 0 80px; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text3); margin-bottom: 28px;
}
.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-sep { color: var(--border); }

.tool-page-title {
  font-family: var(--font-head);
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 800; color: var(--text); margin-bottom: 8px;
}
.tool-page-desc { font-size: 15px; color: var(--text3); margin-bottom: 36px; }

.calc-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 14px; padding: 32px;
  box-shadow: var(--shadow); margin-bottom: 24px;
}

.form-group { margin-bottom: 20px; }
.form-label {
  display: block; font-size: 13px; font-weight: 500;
  color: var(--text2); margin-bottom: 6px;
}
.form-input, .form-select {
  width: 100%; padding: 10px 14px;
  border: 1.5px solid var(--border); border-radius: var(--radius);
  font-family: var(--font-mono); font-size: 14px; color: var(--text);
  background: #fff; outline: none;
  transition: border-color 0.15s;
}
.form-input:focus, .form-select:focus { border-color: var(--accent); }
.form-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.form-hint { font-size: 12px; color: var(--text3); margin-top: 4px; }

.result-box {
  background: var(--accent-light); border: 1.5px solid #bfdbfe;
  border-radius: var(--radius); padding: 24px;
  text-align: center; margin-top: 20px;
}
.result-label { font-size: 12px; color: var(--accent); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; }
.result-primary {
  font-family: var(--font-head);
  font-size: clamp(36px,6vw,56px); font-weight: 800;
  color: var(--accent); line-height: 1; margin: 8px 0;
}
.result-sub { font-size: 14px; color: var(--text2); }
.result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(120px,100%), 1fr));
  gap: 10px; margin-top: 16px;
}
.result-item {
  background: #fff; border-radius: 8px; padding: 12px;
  text-align: center; border: 1px solid #bfdbfe;
}
.result-item-val { font-family: var(--font-head); font-size: 18px; font-weight: 700; color: var(--text); }
.result-item-label { font-size: 11px; color: var(--text3); margin-top: 2px; }

/* ── FAQ ── */
.faq-section { padding: 64px 0; background: var(--bg2); }
.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(420px,100%), 1fr));
  gap: 16px; margin-top: 32px;
}
.faq-item {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 24px;
}
.faq-q { font-family: var(--font-head); font-size: 15px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.faq-a { font-size: 13px; color: var(--text3); line-height: 1.6; }

/* ── RELATED TOOLS ── */
.related-section { padding: 48px 0; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(200px,100%), 1fr));
  gap: 12px; margin-top: 20px;
}
.related-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
  text-decoration: none; color: var(--text2);
  font-size: 13px; font-weight: 500;
  transition: all 0.15s; display: flex; align-items: center; gap: 8px;
}
.related-card:hover { background: var(--accent-light); color: var(--accent); border-color: var(--accent); }

/* ── SEO CONTENT ── */
.seo-content {
  padding: 48px 0; border-top: 1px solid var(--border);
  margin-top: 48px;
}
.seo-content h2 {
  font-family: var(--font-head); font-size: 20px; font-weight: 700;
  color: var(--text); margin: 28px 0 10px;
}
.seo-content h2:first-child { margin-top: 0; }
.seo-content p { font-size: 14px; color: var(--text3); line-height: 1.7; margin-bottom: 12px; }

/* ── FOOTER ── */
.site-footer {
  background: var(--text); color: #9ca3af;
  padding: 48px 0 28px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px; margin-bottom: 40px; align-items: start;
}
.footer-brand .logo { color: #fff; }
.footer-tagline { font-size: 13px; color: #6b7280; margin-top: 8px; }
.footer-links { display: flex; gap: 48px; flex-wrap: wrap; }
.footer-col-title {
  font-family: var(--font-head); font-size: 13px; font-weight: 700;
  color: #fff; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.06em;
}
.footer-col a {
  display: block; color: #6b7280; text-decoration: none;
  font-size: 13px; margin-bottom: 8px; transition: color 0.15s;
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid #374151; padding-top: 20px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-copy { font-size: 12px; }
.footer-domain { color: #fff; font-weight: 600; }

/* ── COUNTDOWN SPECIFIC ── */
.countdown-display {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px; margin-top: 24px;
}
.countdown-unit {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 12px; text-align: center;
}
.countdown-num {
  font-family: var(--font-head);
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800; color: var(--text); line-height: 1;
}
.countdown-label { font-size: 11px; color: var(--text3); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 4px; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav {
    display: none; flex-direction: column;
    position: absolute; top: 60px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--border);
    padding: 12px; z-index: 200;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  }
  .nav.open { display: flex; }
  .nav-toggle { display: block; }
  .hero { padding: 40px 0 32px; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-widget { display: none; }
  .hero-title { font-size: 36px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-links { gap: 28px; }
  .form-row { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .countdown-display { grid-template-columns: repeat(2, 1fr); }
  .tools-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr 1fr; }
  .calc-card { padding: 20px; }
  .tool-page { padding: 32px 0 60px; }
  body { overflow-x: hidden; }
  .container { padding: 0 16px; }
}

@media (max-width: 400px) {
  .related-grid { grid-template-columns: 1fr; }
  .result-grid { grid-template-columns: 1fr 1fr; }
  .hero-title { font-size: 30px; }
}