/* ============================================================
   DAYS UNTIL / SINCE — GLOBAL CSS
   Silo: Calculate | Color: Cyan #06B6D4
   Font: DM Sans | BG: #0A0F1C | Card: #111B2E
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;0,9..40,800&display=swap');

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

:root {
  --silo:        #06B6D4;
  --silo-hover:  #0891B2;
  --silo-dim:    rgba(6,182,212,0.12);
  --silo-dim2:   rgba(6,182,212,0.06);
  --silo-border: rgba(6,182,212,0.30);
  --silo-icon:   rgba(6,182,212,0.15);

  --bg:          #0A0F1C;
  --bg2:         #0B1120;
  --card:        #111B2E;
  --card-brd:    rgba(55,75,100,0.30);
  --card-brd2:   rgba(55,75,100,0.55);

  --t1: #FFFFFF;
  --t2: #C8D8E8;
  --t3: #8899AA;
  --t4: #5A7090;

  /* Urgency palette */
  --urg-today:   #10B981;
  --urg-urgent:  #EF4444;
  --urg-warn:    #F59E0B;
  --urg-normal:  #06B6D4;
  --urg-far:     #8B5CF6;
  --urg-past:    #3B82F6;

  --font:   'DM Sans', sans-serif;
  --r-card: 14px;
  --r-btn:  10px;
  --r-sm:   8px;
}

body, .du-page {
  font-family: var(--font);
  background: var(--bg);
  color: var(--t2);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* ── WRAPPERS ── */
.du-sec   { padding: 72px 24px; max-width: 1200px; margin: 0 auto; }
.du-sec-n { padding: 64px 24px; max-width: 900px;  margin: 0 auto; }

/* ── EYEBROW ── */
.du-eyebrow { display:flex; align-items:center; justify-content:center; gap:10px; margin-bottom:14px; }
.du-eyebrow::before, .du-eyebrow::after { content:''; height:1px; width:40px; background:var(--card-brd); }
.du-eyebrow span { font-size:11px; font-weight:700; letter-spacing:1.2px; text-transform:uppercase; color:var(--silo); }

/* ── BADGE ── */
.du-badge { display:inline-flex; align-items:center; gap:8px; background:var(--silo-dim); border:1px solid var(--silo-border); color:var(--silo); font-size:11px; font-weight:700; letter-spacing:0.9px; text-transform:uppercase; padding:6px 16px; border-radius:20px; }

/* ── HEADINGS ── */
.du-h1   { font-size:clamp(28px,5vw,46px); font-weight:800; color:var(--t1); line-height:1.15; text-align:center; letter-spacing:-0.3px; }
.du-h2   { font-size:clamp(26px,4.5vw,40px); font-weight:700; color:var(--t1); line-height:1.2; text-align:center; }
.du-em   { font-style:normal; color:var(--silo); }
.du-lead { font-size:17px; color:var(--t3); text-align:center; max-width:640px; margin:14px auto 0; line-height:1.72; }
.du-divider { border:none; border-top:1px solid var(--card-brd); }

/* ── STATS ── */
.du-stats { display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--card-brd); border:1px solid var(--card-brd); border-radius:var(--r-card); overflow:hidden; max-width:720px; margin:36px auto 0; }
.du-stat  { background:var(--card); padding:20px 16px; text-align:center; }
.du-stat-v { font-size:26px; font-weight:800; color:var(--silo); line-height:1; margin-bottom:5px; }
.du-stat-l { font-size:12px; color:var(--t4); font-weight:500; }

/* ── CALC CARD ── */
.du-calc-card   { background:var(--card); border:1px solid var(--card-brd); border-radius:var(--r-card); overflow:hidden; }
.du-calc-header { background:linear-gradient(135deg,#0D1526,#111B2E); border-bottom:1px solid rgba(55,75,100,0.3); padding:20px 28px; display:flex; align-items:center; gap:14px; }
.du-calc-hicon  { width:46px; height:46px; border-radius:12px; background:var(--silo-icon); border:1px solid var(--silo-border); display:flex; align-items:center; justify-content:center; font-size:22px; flex-shrink:0; }
.du-calc-htitle { font-size:16px; font-weight:700; color:var(--t1); margin-bottom:2px; }
.du-calc-hsub   { font-size:13px; color:var(--t3); }
.du-calc-body   { padding:28px; }

/* ── MODE TOGGLE ── */
.du-mode-row   { display:grid; grid-template-columns:1fr 1fr; gap:10px; margin-bottom:22px; }
.du-mode-btn   { display:flex; align-items:center; justify-content:center; gap:9px; padding:13px 20px; border-radius:var(--r-sm); border:1px solid var(--card-brd); background:var(--bg2); color:var(--t3); font-family:var(--font); font-size:15px; font-weight:600; cursor:pointer; transition:all .2s; }
.du-mode-btn.active { background:var(--silo-dim); border-color:var(--silo-border); color:var(--silo); }
.du-mode-btn:hover:not(.active) { border-color:var(--card-brd2); color:var(--t2); }
.du-mode-ico { font-size:18px; }

/* ── FORM FIELDS ── */
.du-label { display:block; font-size:12px; font-weight:700; letter-spacing:0.7px; text-transform:uppercase; color:var(--t4); margin-bottom:8px; }
.du-input {
  width:100%; background:var(--bg2); border:1px solid var(--card-brd);
  border-radius:var(--r-sm); color:var(--t1); font-family:var(--font); font-size:15px;
  padding:13px 16px; outline:none; transition:border-color .2s, box-shadow .2s;
}
.du-input:focus { border-color:var(--silo); box-shadow:0 0 0 3px var(--silo-dim); }
.du-input::placeholder { color:var(--t4); }
.du-input.du-err { border-color:#EF4444!important; box-shadow:0 0 0 3px rgba(239,68,68,0.14)!important; }

.du-select {
  width:100%; background:var(--bg2); border:1px solid var(--card-brd);
  border-radius:var(--r-sm); color:var(--t1); font-family:var(--font); font-size:15px;
  padding:13px 32px 13px 14px; outline:none; cursor:pointer;
  transition:border-color .2s, box-shadow .2s;
  -webkit-appearance:none; appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238899AA' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 12px center;
}
.du-select option { background:#111B2E; color:#fff; }
.du-select:focus  { border-color:var(--silo); box-shadow:0 0 0 3px var(--silo-dim); }
.du-select.du-ph  { color:var(--t4); }
.du-select.du-err { border-color:#EF4444!important; box-shadow:0 0 0 3px rgba(239,68,68,0.14)!important; }

.du-date-row { display:grid; grid-template-columns:1fr 1fr 1.4fr; gap:10px; }
.du-emsg { font-size:12.5px; color:#EF4444; margin-top:7px; display:none; }
.du-emsg.on { display:block; }

/* ── QUICK EVENT CHIPS ── */
.du-events-section { margin-bottom:22px; }
.du-events-header  { display:flex; align-items:center; gap:10px; margin-bottom:12px; }
.du-events-header .du-label { margin-bottom:0; }
.du-events-tabs { display:flex; gap:6px; flex-wrap:wrap; margin-bottom:10px; }
.du-etab { font-family:var(--font); font-size:12px; font-weight:600; padding:4px 12px; border-radius:20px; border:1px solid var(--card-brd); background:transparent; color:var(--t4); cursor:pointer; transition:all .15s; }
.du-etab.active { background:var(--silo-dim); border-color:var(--silo-border); color:var(--silo); }
.du-chips { display:flex; gap:8px; flex-wrap:wrap; }
.du-chip { display:inline-flex; align-items:center; gap:6px; padding:7px 14px; border-radius:20px; border:1px solid var(--card-brd); background:var(--silo-dim2); color:var(--t3); font-family:var(--font); font-size:13px; font-weight:500; cursor:pointer; transition:all .2s; white-space:nowrap; }
.du-chip:hover { border-color:var(--silo-border); color:var(--t2); background:var(--silo-dim); }
.du-chip.selected { border-color:var(--silo); color:var(--silo); background:var(--silo-dim); }

/* ── BUTTONS ── */
.du-btn-calc { display:inline-flex; align-items:center; justify-content:center; gap:8px; background:var(--silo); color:#000; font-family:var(--font); font-size:15px; font-weight:700; border:none; border-radius:var(--r-btn); padding:15px 32px; cursor:pointer; transition:background .2s, transform .15s, box-shadow .2s; white-space:nowrap; }
.du-btn-calc:hover { background:var(--silo-hover); transform:translateY(-1px); box-shadow:0 6px 20px rgba(6,182,212,0.35); }
.du-btn-rst { display:inline-flex; align-items:center; justify-content:center; gap:6px; background:transparent; color:var(--t4); font-family:var(--font); font-size:13px; font-weight:500; border:1px solid var(--card-brd); border-radius:var(--r-btn); padding:10px 18px; cursor:pointer; transition:border-color .2s, color .2s; }
.du-btn-rst:hover { border-color:var(--card-brd2); color:var(--t3); }
.du-btn-copy { display:inline-flex; align-items:center; justify-content:center; gap:6px; background:transparent; color:var(--silo); font-family:var(--font); font-size:13px; font-weight:600; border:1px solid var(--silo-border); border-radius:var(--r-btn); padding:10px 18px; cursor:pointer; transition:all .2s; }
.du-btn-copy:hover { background:var(--silo-dim); }

/* ── RESULTS ── */
.du-results { display:none; margin-top:28px; }
.du-results.on { display:block; animation:duUp .4s ease both; }
@keyframes duUp { from{opacity:0;transform:translateY(14px)} to{opacity:1;transform:translateY(0)} }

/* Result hero — colour changes by urgency */
.du-res-hero {
  border-radius:var(--r-card); padding:36px 28px; text-align:center; position:relative; overflow:hidden; margin-bottom:14px;
  background:linear-gradient(135deg,rgba(6,182,212,0.13),rgba(6,182,212,0.04));
  border:1px solid var(--silo-border);
}
.du-res-hero::before { content:''; position:absolute; top:0; left:0; right:0; height:2px; background:linear-gradient(90deg,transparent,var(--du-accent,var(--silo)),transparent); }
.du-res-hero.today  { background:linear-gradient(135deg,rgba(16,185,129,0.13),rgba(16,185,129,0.04)); border-color:rgba(16,185,129,0.4); --du-accent:#10B981; }
.du-res-hero.urgent { background:linear-gradient(135deg,rgba(239,68,68,0.12),rgba(239,68,68,0.04)); border-color:rgba(239,68,68,0.35); --du-accent:#EF4444; }
.du-res-hero.warn   { background:linear-gradient(135deg,rgba(245,158,11,0.12),rgba(245,158,11,0.04)); border-color:rgba(245,158,11,0.35); --du-accent:#F59E0B; }
.du-res-hero.past   { background:linear-gradient(135deg,rgba(59,130,246,0.12),rgba(59,130,246,0.04)); border-color:rgba(59,130,246,0.35); --du-accent:#3B82F6; }
.du-res-hero.far    { background:linear-gradient(135deg,rgba(139,92,246,0.10),rgba(139,92,246,0.04)); border-color:rgba(139,92,246,0.35); --du-accent:#8B5CF6; }

/* Urgency badge */
.du-urg-badge { display:inline-flex; align-items:center; gap:6px; padding:5px 16px; border-radius:20px; font-size:11px; font-weight:700; letter-spacing:0.8px; text-transform:uppercase; margin-bottom:16px; }
.du-urg-badge.today  { background:rgba(16,185,129,0.15); border:1px solid rgba(16,185,129,0.4); color:#10B981; }
.du-urg-badge.urgent { background:rgba(239,68,68,0.12); border:1px solid rgba(239,68,68,0.35); color:#EF4444; }
.du-urg-badge.warn   { background:rgba(245,158,11,0.12); border:1px solid rgba(245,158,11,0.35); color:#F59E0B; }
.du-urg-badge.normal { background:var(--silo-dim); border:1px solid var(--silo-border); color:var(--silo); }
.du-urg-badge.past   { background:rgba(59,130,246,0.12); border:1px solid rgba(59,130,246,0.3); color:#60A5FA; }
.du-urg-badge.far    { background:rgba(139,92,246,0.10); border:1px solid rgba(139,92,246,0.3); color:#A78BFA; }

/* Big day number */
.du-res-big { font-size:clamp(60px,12vw,100px); font-weight:800; line-height:1; letter-spacing:-3px; margin-bottom:4px; color:var(--silo); }
.du-res-big.today  { color:#10B981; }
.du-res-big.urgent { color:#EF4444; }
.du-res-big.warn   { color:#F59E0B; }
.du-res-big.past   { color:#60A5FA; }
.du-res-big.far    { color:#A78BFA; }
@keyframes duPulse { 0%,100%{opacity:1} 50%{opacity:0.75} }

.du-res-unit    { font-size:18px; font-weight:600; color:var(--t3); margin-bottom:12px; letter-spacing:0.5px; }
.du-res-msg     { font-size:17px; color:var(--t2); font-weight:500; line-height:1.5; margin-bottom:10px; }
.du-res-date    { font-size:14px; color:var(--t4); }

/* Live ticker (for "Until" mode) */
.du-ticker-row  { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-bottom:14px; }
.du-tick-block  { background:rgba(6,182,212,0.07); border:1px solid var(--silo-border); border-radius:var(--r-sm); padding:14px 8px; text-align:center; }
.du-tick-num    { font-size:clamp(22px,4vw,34px); font-weight:800; color:var(--silo); line-height:1; letter-spacing:-0.5px; }
.du-tick-unit   { font-size:11px; color:var(--t4); text-transform:uppercase; letter-spacing:0.7px; margin-top:4px; font-weight:600; }

/* Today celebration */
.du-today-zone  { display:none; }
.du-today-emoji { font-size:64px; display:block; margin-bottom:12px; animation:duBounce 1.2s ease-in-out infinite; }
@keyframes duBounce { 0%,100%{transform:scale(1)} 50%{transform:scale(1.1)} }
.du-today-big   { font-size:clamp(28px,5vw,42px); font-weight:800; color:#10B981; margin-bottom:8px; }
.du-today-sub   { font-size:17px; color:var(--t3); }

/* Progress bar */
.du-progress-wrap { margin-bottom:14px; }
.du-progress-label { display:flex; justify-content:space-between; font-size:12px; color:var(--t4); margin-bottom:6px; font-weight:600; }
.du-progress-bar { height:6px; background:var(--bg2); border-radius:3px; overflow:hidden; border:1px solid var(--card-brd); }
.du-progress-fill { height:100%; border-radius:3px; transition:width 1s ease; background:var(--silo); }

/* Grid boxes */
.du-g4 { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-bottom:12px; }
.du-g3 { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-bottom:12px; }
.du-g2 { display:grid; grid-template-columns:repeat(2,1fr); gap:12px; }
.du-box { background:var(--card); border:1px solid var(--card-brd); border-radius:var(--r-sm); padding:18px 14px; text-align:center; }
.du-box-v { font-size:22px; font-weight:700; color:var(--t1); line-height:1; margin-bottom:6px; }
.du-box-k { font-size:11px; color:var(--t4); text-transform:uppercase; letter-spacing:0.6px; font-weight:600; }
.du-box-cy { color:var(--silo)!important; }
.du-ext    { background:var(--card); border:1px solid var(--card-brd); border-radius:var(--r-sm); padding:16px 18px; }
.du-ext h5 { font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:0.6px; color:var(--t4); margin-bottom:8px; }
.du-ext p  { font-size:15px; font-weight:600; color:var(--t2); margin:0; line-height:1.5; }
.du-ext .du-sm { font-size:12px!important; color:var(--t4)!important; font-weight:400!important; margin-top:4px!important; }

/* ── INFO GRID ── */
.du-info-grid { display:grid; grid-template-columns:1fr 340px; gap:48px; align-items:start; }
.du-prose h3  { font-size:22px; font-weight:700; color:var(--t1); margin:32px 0 14px; line-height:1.3; }
.du-prose h3:first-child { margin-top:0; }
.du-prose p   { font-size:16px; color:var(--t3); line-height:1.75; margin-bottom:16px; }
.du-prose ul  { list-style:none; margin-bottom:16px; }
.du-prose ul li { font-size:16px; color:var(--t3); padding:6px 0 6px 22px; position:relative; line-height:1.65; }
.du-prose ul li::before { content:'✓'; color:var(--silo); position:absolute; left:0; font-size:13px; top:8px; }
.du-use-table { width:100%; border-collapse:collapse; margin:16px 0 28px; font-size:15px; }
.du-use-table th { background:var(--silo-dim); color:var(--silo); font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:0.7px; padding:10px 14px; text-align:left; border:1px solid var(--silo-border); }
.du-use-table td { background:var(--card); color:var(--t2); padding:10px 14px; border:1px solid var(--card-brd); }
.du-use-table tr:hover td { background:#162038; }

/* ── SIDEBAR ── */
.du-sidebar { position:sticky; top:100px; display:flex; flex-direction:column; gap:16px; }
.du-sidebar-card { background:var(--card); border:1px solid var(--card-brd); border-radius:var(--r-card); padding:20px; }
.du-sidebar-card h4 { font-size:11px; font-weight:700; letter-spacing:1px; text-transform:uppercase; color:var(--t4); margin-bottom:14px; }
.du-sidebar-link { display:flex; align-items:center; gap:8px; padding:8px 0; border-bottom:1px solid var(--card-brd); text-decoration:none; font-size:15px; color:var(--t3); transition:color .2s; }
.du-sidebar-link:last-child { border-bottom:none; }
.du-sidebar-link:hover { color:var(--silo); }
.du-sidebar-link::before { content:'→'; font-size:11px; color:var(--silo); }

/* ── HOW IT WORKS ── */
.du-steps { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-top:52px; position:relative; }
.du-steps::before { content:''; position:absolute; top:36px; left:12.5%; right:12.5%; height:1px; background:linear-gradient(90deg,transparent,var(--silo-border),transparent); }
.du-step  { background:var(--card); border:1px solid var(--card-brd); border-radius:var(--r-card); padding:28px 20px 24px; text-align:center; position:relative; z-index:1; transition:border-color .2s, transform .2s; }
.du-step:hover { border-color:var(--silo-border); transform:translateY(-2px); }
.du-step-num { width:40px; height:40px; border-radius:50%; background:var(--silo-dim); border:2px solid var(--silo-border); color:var(--silo); font-size:16px; font-weight:800; display:flex; align-items:center; justify-content:center; margin:0 auto 16px; }
.du-step-ico { font-size:26px; display:block; margin-bottom:12px; }
.du-step h4  { font-size:17px; font-weight:700; color:var(--t1); margin-bottom:8px; }
.du-step p   { font-size:16px; color:var(--t4); line-height:1.6; }

/* ── FEATURES ── */
.du-feats { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin-top:52px; }
.du-feat  { background:var(--card); border:1px solid var(--card-brd); border-radius:var(--r-card); padding:28px 24px; transition:border-color .2s, transform .2s; }
.du-feat:hover { border-color:var(--silo-border); transform:translateY(-2px); }
.du-feat-ico { font-size:30px; margin-bottom:16px; display:block; }
.du-feat h4  { font-size:17px; font-weight:700; color:var(--t1); margin-bottom:10px; }
.du-feat p   { font-size:16px; color:var(--t3); line-height:1.65; }

/* ── AUDIENCE ── */
.du-tags { display:flex; flex-wrap:wrap; gap:10px; justify-content:center; margin-top:32px; }
.du-tag  { display:inline-flex; align-items:center; gap:7px; background:var(--card); border:1px solid var(--card-brd); border-radius:20px; padding:8px 18px; font-size:14px; color:var(--t3); font-weight:500; transition:border-color .2s, color .2s; }
.du-tag:hover { border-color:var(--silo-border); color:var(--t2); }

/* ── FAQ ── */
.du-faq-list { display:flex; flex-direction:column; gap:10px; margin-top:44px; }
.du-faq-item { background:var(--card); border:1px solid var(--card-brd); border-radius:var(--r-sm); overflow:hidden; transition:border-color .2s; }
.du-faq-item.open { border-color:var(--silo-border); }
.du-faq-q  { display:flex; align-items:center; justify-content:space-between; gap:14px; padding:18px 22px; cursor:pointer; user-select:none; }
.du-faq-qt { font-size:16px; font-weight:600; color:var(--t1); line-height:1.4; }
.du-faq-ico { width:28px; height:28px; border-radius:50%; background:var(--silo-dim); border:1px solid var(--silo-border); color:var(--silo); display:flex; align-items:center; justify-content:center; font-size:20px; font-weight:300; line-height:1; flex-shrink:0; transition:transform .28s ease; }
.du-faq-item.open .du-faq-ico { transform:rotate(45deg); }
.du-faq-body { max-height:0; overflow:hidden; transition:max-height .32s ease; padding:0 22px; }
.du-faq-item.open .du-faq-body { max-height:500px; padding-bottom:20px; }
.du-faq-body p { font-size:16px; color:var(--t3); line-height:1.75; margin:0; }

/* ── RELATED CATS ── */
.du-cats { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-top:40px; }
.du-cat  { background:var(--card); border:1px solid var(--card-brd); border-radius:var(--r-card); padding:20px; text-decoration:none; display:flex; align-items:center; gap:14px; transition:transform .2s, border-color .2s; }
.du-cat:hover { transform:translateY(-2px); }
.du-cat-ico { width:44px; height:44px; border-radius:11px; display:flex; align-items:center; justify-content:center; font-size:20px; flex-shrink:0; }
.du-cat-txt h5   { font-size:14px; font-weight:700; margin-bottom:3px; }
.du-cat-txt span { font-size:12px; color:var(--t4); }

/* ── CTA BANNER ── */
.du-cta-box { background:linear-gradient(135deg,rgba(6,182,212,0.09),rgba(6,182,212,0.03)); border:1px solid var(--silo-border); border-radius:20px; padding:64px 48px; text-align:center; margin-top:64px; }
.du-cta-box h2 { font-size:clamp(24px,3.5vw,34px); font-weight:700; color:var(--t1); margin-bottom:12px; }
.du-cta-box p  { font-size:17px; color:var(--t3); max-width:480px; margin:0 auto 32px; }
.du-cta-btn    { display:inline-flex; align-items:center; justify-content:center; gap:8px; background:var(--silo); color:#000; font-family:var(--font); font-size:15px; font-weight:700; border:none; border-radius:var(--r-btn); padding:14px 32px; cursor:pointer; text-decoration:none; transition:background .2s, transform .15s, box-shadow .2s; }
.du-cta-btn:hover { background:var(--silo-hover); transform:translateY(-1px); box-shadow:0 8px 28px rgba(6,182,212,0.35); }

/* ── RESPONSIVE ── */
@media(max-width:1024px) {
  .du-info-grid { grid-template-columns:1fr; }
  .du-sidebar   { position:static; }
  .du-steps     { grid-template-columns:repeat(2,1fr); }
  .du-steps::before { display:none; }
  .du-feats     { grid-template-columns:repeat(2,1fr); }
}
@media(max-width:900px) {
  .du-cats { grid-template-columns:repeat(2,1fr); }
  .du-g4   { grid-template-columns:repeat(2,1fr); }
  .du-stats{ grid-template-columns:repeat(2,1fr); }
  .du-ticker-row { grid-template-columns:repeat(2,1fr); }
}
@media(max-width:600px) {
  .du-sec, .du-sec-n { padding:56px 16px; }
  .du-g4  { grid-template-columns:repeat(2,1fr); }
  .du-g3  { grid-template-columns:repeat(2,1fr); }
  .du-g2  { grid-template-columns:1fr; }
  .du-feats { grid-template-columns:1fr; }
  .du-cats  { grid-template-columns:1fr; }
  .du-steps { grid-template-columns:1fr; }
  .du-mode-row { grid-template-columns:1fr; }
  .du-date-row { grid-template-columns:1fr 1fr; }
  .du-yr-col   { grid-column:1/-1; }
  .du-cta-box  { padding:44px 20px; }
  .du-ticker-row { grid-template-columns:repeat(2,1fr); }
}

/* ============================================================
   UTILITY & LAYOUT CLASSES
   Replacing all inline style="" attributes
   ============================================================ */

/* ── BACKGROUNDS ── */
.du-bg-alt { background: #0B1120; }

/* ── SPACING ── */
.du-pt-36-pb-0 { padding-top: 36px; padding-bottom: 0; }
.du-pt-32      { padding-top: 32px; }
.du-pt-0       { padding-top: 0; }
.du-mb-12      { margin-bottom: 12px; }
.du-mb-14      { margin-bottom: 14px; }
.du-mb-16      { margin-bottom: 16px; }
.du-mb-20      { margin-bottom: 20px; }
.du-mb-24      { margin-bottom: 24px; }
.du-mb-40      { margin-bottom: 40px; }
.du-mb-64      { margin-bottom: 64px; }

/* ── TEXT ALIGNMENT ── */
.du-text-center { text-align: center; }

/* ── VISIBILITY ── */
.du-hidden { display: none; }

/* ── TEXT COLOURS ── */
.du-tc-silo      { color: var(--silo); }
.du-tc-silo-bold { color: var(--silo); font-weight: 700; }
.du-tc-white     { color: var(--t2); }
.du-tc-muted     { color: var(--t3); }
.du-tc-dim       { color: var(--t4); }
.du-tc-green     { color: #10B981; }
.du-tc-blue      { color: #60A5FA; }
.du-tc-purple    { color: #A78BFA; }
.du-tc-red       { color: #EF4444; }
.du-tc-amber     { color: #F59E0B; }

/* ── FLEX LAYOUTS ── */
.du-flex-end-row { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }
.du-btn-row      { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.du-col-list     { display: flex; flex-direction: column; gap: 6px; }

/* ── CALCULATOR BUTTON ── */
.du-btn-calc-full { flex: 1; min-width: 180px; }

/* ── COPY CONFIRM MESSAGE ── */
.du-copy-confirm {
  text-align: right; font-size: 12px;
  color: #10B981; margin-top: 6px; display: none;
}

/* ── CTA BUTTON FULL WIDTH ── */
.du-cta-btn-full { width: 100%; display: flex; justify-content: center; }

/* ── SIDEBAR CTA CARD ── */
.du-sidebar-cta {
  background: linear-gradient(135deg, rgba(6,182,212,0.12), rgba(6,182,212,0.05));
  border-color: rgba(6,182,212,0.3);
  text-align: center;
}
.du-sidebar-cta h4 {
  color: var(--t1); font-size: 15px;
  text-transform: none; letter-spacing: 0; margin-bottom: 8px;
}
.du-sidebar-cta p {
  font-size: 13px; color: var(--t3);
  margin-bottom: 16px; font-weight: 400;
}
.du-sidebar-cta-ico { font-size: 32px; margin-bottom: 12px; }

/* ── CAT ICON COLOUR VARIANTS ── */
.du-cat-ico-cyan   { background: rgba(6,182,212,0.12);   border: 1px solid rgba(6,182,212,0.25); }
.du-cat-ico-green  { background: rgba(16,185,129,0.12);  border: 1px solid rgba(16,185,129,0.25); }
.du-cat-ico-amber  { background: rgba(245,158,11,0.12);  border: 1px solid rgba(245,158,11,0.25); }
.du-cat-ico-purple { background: rgba(139,92,246,0.12);  border: 1px solid rgba(139,92,246,0.25); }
.du-cat-ico-red    { background: rgba(239,68,68,0.12);   border: 1px solid rgba(239,68,68,0.25); }

/* ── SIDEBAR EVENT ROW (built by JS) ── */
.du-sb-event-row {
  display: flex; justify-content: space-between;
  font-size: 14px; padding: 6px 0;
  border-bottom: 1px solid rgba(55,75,100,0.2);
}
.du-sb-event-row:last-child { border-bottom: none; }
.du-sb-event-name { color: var(--t3); }
.du-sb-event-days { color: var(--silo); font-weight: 700; }

/* ── SIDEBAR LOADING STATE ── */
.du-sb-loading { font-size: 13px; color: var(--t4); }

/* ── PROSE INLINE CODE ── */
.du-code {
  background: var(--bg); padding: 2px 6px;
  border-radius: 4px; font-size: 14px; color: var(--silo);
  font-family: monospace;
}

/* Progress fill initial state (JS sets width dynamically) */
.du-prog-fill-init { width: 0%; }