/*
 * Smart Tools Suite — Days Until (v2)
 * Immersive dark design with Christmas red accents
 * calcdaystime.com
 */

/* ── Root wrapper ───────────────────────────────────────────────────────────── */
.sts-du {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #0e1e32;
    color: #fff;
    max-width: 960px;
    margin: 0 auto 3rem;
    border-radius: 18px;
    overflow: hidden;
    position: relative;
    box-shadow:
        0 4px 24px rgba(0,0,0,.4),
        0 16px 48px rgba(0,0,0,.3),
        0 0 0 1px rgba(255,255,255,.12);
}
.sts-du *, .sts-du *::before, .sts-du *::after { box-sizing: border-box; }

/* Subtle red glow blobs */
.sts-du::before {
    content: '';
    position: absolute;
    top: -80px; right: -60px;
    width: 280px; height: 280px;
    background: radial-gradient(circle, rgba(192,57,43,.2) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}
.sts-du::after {
    content: '';
    position: absolute;
    bottom: 20%; left: -60px;
    width: 200px; height: 200px;
    background: radial-gradient(circle, rgba(192,57,43,.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

/* ── Hero ───────────────────────────────────────────────────────────────────── */
.sts-du__hero {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 20px 24px 28px;
}

.sts-du__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(29,158,117,.12);
    border: 1px solid rgba(29,158,117,.28);
    color: #1D9E75;
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 2.5px;
    padding: 5px 15px;
    border-radius: 999px;
    margin-bottom: 22px;
    text-transform: uppercase;
}
.sts-du__eyebrow-dot {
    width: 6px; height: 6px;
    background: #1D9E75;
    border-radius: 50%;
    animation: sts-du-pulse 2s ease-in-out infinite;
    flex-shrink: 0;
}
@keyframes sts-du-pulse {
    0%,100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(.5); opacity: .3; }
}

.sts-du__title {
    font-size: clamp(28px, 5.5vw, 54px);
    font-weight: 900;
    color: #fff;
    letter-spacing: -1px;
    line-height: 1.04;
    margin-bottom: 8px;
    text-transform: uppercase;
}
.sts-du__title-red {
    color: #c0392b;
    opacity: .85;
}

.sts-du__hero-date {
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 3px;
    color: rgba(255,255,255,.65);
    margin-bottom: 36px;
    text-transform: uppercase;
}

/* Today banner */
.sts-du__today-banner {
    padding: 2rem 1rem;
}
.sts-du__today-text {
    font-size: clamp(22px,4vw,36px);
    font-weight: 900;
    color: #1D9E75;
    letter-spacing: -0.5px;
}

/* ── Flip clock ─────────────────────────────────────────────────────────────── */
.sts-du__clock {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}
.sts-du__clock-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 7px;
}
.sts-du__flip {
    width: 74px; height: 82px;
    background: linear-gradient(180deg, #1e3550 0%, #172c46 50%, #102238 100%);
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,.09);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 38px;
    font-weight: 900;
    color: #fff;
    letter-spacing: -1px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,.35);
}
.sts-du__flip::after {
    content: '';
    position: absolute;
    left: 0; right: 0; top: 50%;
    height: 1px;
    background: rgba(0,0,0,.5);
}
.sts-du__flip span {
    min-width: 2ch;
    text-align: center;
    display: block;
    text-shadow: 0 2px 12px rgba(29,158,117,.35);
    position: relative;
    z-index: 1;
}
.sts-du__flip.sts-du__flip--bump {
    animation: sts-du-bump .25s ease;
}
@keyframes sts-du-bump {
    0%,100% { transform: scaleY(1); }
    40%      { transform: scaleY(.92); }
}
.sts-du__clock-lbl {
    font-size: 9.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: rgba(255,255,255,.55);
}
.sts-du__clock-sep {
    font-size: 42px;
    font-weight: 100;
    color: #1D9E75;
    line-height: 1;
    padding-bottom: 26px;
    opacity: .7;
    letter-spacing: -2px;
}

/* ── Big days ───────────────────────────────────────────────────────────────── */
.sts-du__big {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 30px;
}
.sts-du__big-num {
    font-size: clamp(80px, 18vw, 144px);
    font-weight: 900;
    color: #fff;
    line-height: .88;
    letter-spacing: -6px;
    display: block;
    text-shadow:
        0 0 80px rgba(29,158,117,.35),
        0 0 30px rgba(192,57,43,.12);
}
.sts-du__big-lbl {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: #1D9E75;
    margin-top: 10px;
    display: block;
}

/* ── Stat row ───────────────────────────────────────────────────────────────── */
.sts-du__stats {
    display: flex;
    justify-content: center;
    max-width: 540px;
    margin: 0 auto;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 14px;
    overflow: hidden;
}
.sts-du__stat {
    flex: 1;
    padding: 18px 8px;
    text-align: center;
    border-right: 1px solid rgba(255,255,255,.1);
}
.sts-du__stat:last-child { border-right: none; }
.sts-du__stat-num {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    display: block;
    letter-spacing: -.3px;
}
.sts-du__stat-lbl {
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255,255,255,.55);
    display: block;
    margin-top: 4px;
}

/* ── Red ribbon ─────────────────────────────────────────────────────────────── */
.sts-du__ribbon {
    height: 3px;
    background: linear-gradient(90deg, transparent, rgba(192,57,43,.5), rgba(192,57,43,.7), rgba(192,57,43,.5), transparent);
    position: relative;
    z-index: 2;
}
.sts-du__ribbon-glow {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(192,57,43,.2), transparent);
    margin-bottom: 2px;
    position: relative;
    z-index: 2;
}

/* ── Progress ring ──────────────────────────────────────────────────────────── */
.sts-du__ring-section {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 32px 24px 28px;
}
.sts-du__ring-wrap {
    position: relative;
    width: 164px; height: 164px;
}
.sts-du__ring-wrap svg {
    filter: drop-shadow(0 0 14px rgba(29,158,117,.18));
}
.sts-du__ring-fill {
    transition: stroke-dashoffset 1.8s cubic-bezier(.4,0,.2,1);
}
.sts-du__ring-center {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%,-50%);
    text-align: center;
}
.sts-du__ring-pct {
    font-size: 28px;
    font-weight: 900;
    color: #fff;
    display: block;
    line-height: 1;
    letter-spacing: -1px;
}
.sts-du__ring-sub {
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255,255,255,.55);
    margin-top: 3px;
    display: block;
}
.sts-du__ring-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    color: rgba(255,255,255,.6);
    margin-top: 12px;
    text-align: center;
    text-transform: uppercase;
}

/* ── Section wrapper ────────────────────────────────────────────────────────── */
.sts-du__section {
    position: relative;
    z-index: 2;
    padding: 24px 24px;
    max-width: 960px;
}
.sts-du__sec-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 3px;
    color: #1D9E75;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
}
.sts-du__sec-label::before,
.sts-du__sec-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.2));
}
.sts-du__sec-label::after {
    background: linear-gradient(270deg, transparent, rgba(255,255,255,.1));
}

/* ── Trivia cards ───────────────────────────────────────────────────────────── */
.sts-du__trivia-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 12px;
}

/* Each card gets a festive Christmas colour — 6 rotating themes */
.sts-du__tcard {
    border-radius: 14px;
    padding: 18px 16px;
    cursor: pointer;
    transition: transform .18s, box-shadow .18s;
    position: relative;
    overflow: hidden;
    outline: none;
    border: none;
}

.sts-du__tcard:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,.35);
}

.sts-du__tcard:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

/* Card colour themes — Christmas palette */
.sts-du__tcard:nth-child(1) {
    background: linear-gradient(135deg, #8B0000 0%, #c0392b 100%);
    box-shadow: 0 4px 16px rgba(139,0,0,.4);
}
.sts-du__tcard:nth-child(2) {
    background: linear-gradient(135deg, #155724 0%, #1D9E75 100%);
    box-shadow: 0 4px 16px rgba(21,87,36,.4);
}
.sts-du__tcard:nth-child(3) {
    background: linear-gradient(135deg, #1A3A5C 0%, #2a6099 100%);
    box-shadow: 0 4px 16px rgba(26,58,92,.5);
}
.sts-du__tcard:nth-child(4) {
    background: linear-gradient(135deg, #7B3F00 0%, #b8621a 100%);
    box-shadow: 0 4px 16px rgba(123,63,0,.4);
}
.sts-du__tcard:nth-child(5) {
    background: linear-gradient(135deg, #4a0072 0%, #7b2fa0 100%);
    box-shadow: 0 4px 16px rgba(74,0,114,.4);
}
.sts-du__tcard:nth-child(6) {
    background: linear-gradient(135deg, #0d4f3c 0%, #1D9E75 100%);
    box-shadow: 0 4px 16px rgba(13,79,60,.4);
}

/* Gold shimmer top bar on every card */
.sts-du__tcard::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, #FFD700, #FFA500, #FFD700);
    opacity: .8;
}

/* Open state — brighten slightly */
.sts-du__tcard--open {
    transform: translateY(-2px);
}
.sts-du__tcard--open::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,.06);
    pointer-events: none;
}

/* Question text — always white, bold, readable */
.sts-du__tq {
    font-size: 13.5px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.5;
    margin-bottom: 10px;
    letter-spacing: .1px;
    text-shadow: 0 1px 3px rgba(0,0,0,.3);
    position: relative;
    z-index: 1;
}

/* Answer text — hidden until opened, then full white */
.sts-du__ta {
    font-size: 13px;
    color: rgba(255,255,255,.0);
    line-height: 1.65;
    transition: color .3s;
    font-weight: 500;
    letter-spacing: .1px;
    position: relative;
    z-index: 1;
}
.sts-du__tcard--open .sts-du__ta {
    color: #ffffff;
    text-shadow: 0 1px 2px rgba(0,0,0,.25);
}

/* "Tap to reveal" hint */
.sts-du__thint {
    font-size: 11px;
    color: rgba(255,255,255,.75);
    font-weight: 700;
    letter-spacing: 1px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    margin-top: 6px;
    background: rgba(0,0,0,.2);
    padding: 3px 10px;
    border-radius: 999px;
    position: relative;
    z-index: 1;
}
.sts-du__thint::before {
    content: '★';
    font-size: 9px;
    color: #FFD700;
}
.sts-du__tcard--open .sts-du__thint { display: none; }

/* ── Related countdowns ─────────────────────────────────────────────────────── */
.sts-du__rel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 8px;
}
.sts-du__rel-card {
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 10px;
    padding: 16px 12px;
    text-align: center;
    cursor: pointer;
    transition: background .18s, border-color .18s, transform .15s;
    text-decoration: none;
    display: block;
}
.sts-du__rel-card:hover {
    background: rgba(255,255,255,.07);
    border-color: rgba(255,255,255,.18);
    transform: translateY(-2px);
}
.sts-du__rel-days {
    font-size: 22px;
    font-weight: 900;
    color: #1D9E75;
    display: block;
    letter-spacing: -.5px;
}
.sts-du__rel-name {
    font-size: 10.5px;
    font-weight: 600;
    color: rgba(255,255,255,.7);
    display: block;
    margin-top: 4px;
    letter-spacing: .5px;
    text-transform: uppercase;
}

/* ── Actions ────────────────────────────────────────────────────────────────── */
.sts-du__actions {
    display: flex;
    gap: 10px;
    justify-content: center;
    padding: 8px 24px 28px;
    position: relative;
    z-index: 2;
    flex-wrap: wrap;
}
.sts-du__btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 12px 22px;
    border-radius: 9px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all .15s;
    font-family: inherit;
    letter-spacing: .6px;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    line-height: 1;
}
.sts-du__btn svg { width: 15px; height: 15px; }
.sts-du__btn--primary { background: #1D9E75; color: #fff; }
.sts-du__btn--primary:hover { background: #178a62; transform: translateY(-1px); }
.sts-du__btn--ghost {
    background: rgba(255,255,255,.05);
    color: rgba(255,255,255,.8);
    border: 1px solid rgba(255,255,255,.15);
}
.sts-du__btn--ghost:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.55); transform: translateY(-1px); }
.sts-du__btn--red {
    background: rgba(192,57,43,.2);
    color: rgba(255,255,255,.8);
    border: 1px solid rgba(192,57,43,.28);
}
.sts-du__btn--red:hover { background: rgba(192,57,43,.22); border-color: rgba(192,57,43,.45); transform: translateY(-1px); }

/* ── Copy fallback ──────────────────────────────────────────────────────────── */
.sts-du__fallback {
    margin: 0 24px 16px;
    padding: .85rem 1rem;
    background: rgba(255,255,255,.08);
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,.16);
    position: relative;
    z-index: 2;
}
.sts-du__fallback-lbl {
    display: block;
    font-size: .75rem;
    font-weight: 700;
    color: #1D9E75;
    margin-bottom: .4rem;
    letter-spacing: .5px;
}
.sts-du__fallback-row { display: flex; gap: .5rem; }
.sts-du__fallback-inp {
    flex: 1;
    padding: .6rem .8rem;
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 6px;
    font-size: .83rem;
    color: #fff;
    background: rgba(255,255,255,.1);
    outline: none;
    font-family: inherit;
}
.sts-du__fallback-close {
    width: 36px; height: 36px;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 6px;
    cursor: pointer;
    color: rgba(255,255,255,.6);
    font-size: .9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s;
    font-family: inherit;
}
.sts-du__fallback-close:hover { background: rgba(192,57,43,.3); color: #fff; }

/* ── Toast ──────────────────────────────────────────────────────────────────── */
.sts-du__toast {
    margin: 0 24px 16px;
    padding: .6rem 1rem;
    background: #1a3050;
    color: #fff;
    font-size: .85rem;
    font-weight: 600;
    border-radius: 8px;
    text-align: center;
    border: 1px solid rgba(29,158,117,.3);
    font-family: inherit;
    position: relative;
    z-index: 2;
    letter-spacing: .3px;
}

/* ── Snow canvas & background elements ──────────────────────────────────────── */
.sts-du__snow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    border-radius: 18px;
}

/* Stars container */
.sts-du__stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
    border-radius: 18px;
}

.sts-du__star {
    position: absolute;
    background: #fff;
    border-radius: 50%;
    animation: sts-du-twinkle var(--d, 3s) ease-in-out infinite var(--delay, 0s);
}

@keyframes sts-du-twinkle {
    0%, 100% { opacity: .2; transform: scale(1); }
    50%       { opacity: 1;  transform: scale(1.2); }
}

/* Red + teal glow blobs */
.sts-du__blob {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(55px);
}

.sts-du__blob--tr {
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(192,57,43,.14) 0%, transparent 70%);
    top: -70px;
    right: -50px;
}

.sts-du__blob--bl {
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(192,57,43,.09) 0%, transparent 70%);
    bottom: 15%;
    left: -50px;
}

.sts-du__blob--teal {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(29,158,117,.08) 0%, transparent 70%);
    bottom: 8%;
    right: 4%;
}

/* Ensure all content sits above background layers */
.sts-du__hero,
.sts-du__ribbon,
.sts-du__ribbon-glow,
.sts-du__ring-section,
.sts-du__section,
.sts-du__actions,
.sts-du__fallback,
.sts-du__toast,
.sts-du__footer {
    position: relative;
    z-index: 2;
}

/* ══════════════════════════════════════════════════════════════
   HALLOWEEN THEME v2 — .sts-du--halloween
   Lighter purple background, moon, witch, pumpkins, ghosts, bats
   ══════════════════════════════════════════════════════════════ */

/* Root — richer deep purple, lighter than before */
.sts-du--halloween {
    background: linear-gradient(180deg, #1c0a2e 0%, #2a0d1e 35%, #1a0c28 65%, #0f0820 100%);
    box-shadow:
        0 0 0 1px rgba(255,140,0,.1),
        0 4px 24px rgba(0,0,0,.45),
        0 0 80px rgba(255,140,0,.04);
}

/* Moon glow overlay */
.sts-du--halloween::before {
    content: '';
    position: absolute;
    top: -60px; right: 60px;
    width: 220px; height: 220px;
    background: radial-gradient(circle, rgba(255,240,180,.07) 0%, rgba(255,200,100,.03) 40%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

/* Orange + purple glow blobs — softer than before */
.sts-du--halloween .sts-du__blob--tr {
    background: radial-gradient(circle, rgba(255,120,0,.1) 0%, transparent 70%);
    filter: blur(70px);
}
.sts-du--halloween .sts-du__blob--bl {
    background: radial-gradient(circle, rgba(180,0,255,.07) 0%, transparent 70%);
    filter: blur(70px);
}
.sts-du--halloween .sts-du__blob--teal {
    background: radial-gradient(circle, rgba(200,80,255,.06) 0%, transparent 70%);
    filter: blur(60px);
}

/* Hero section */
.sts-du--halloween .sts-du__hero {
    background: transparent;
    padding-top: 6px;
}

/* Eyebrow pill */
.sts-du--halloween .sts-du__eyebrow {
    background: rgba(255,140,0,.1);
    border-color: rgba(255,140,0,.28);
    color: #ff8c00;
}
.sts-du--halloween .sts-du__eyebrow-dot { background: #ff8c00; }

/* Title — "Hallo" in orange */
.sts-du--halloween .sts-du__title-red { color: #ff6600; opacity: .9; }

/* Flip cards */
.sts-du--halloween .sts-du__flip {
    background: linear-gradient(180deg, rgba(40,15,55,.9) 0%, rgba(28,8,40,.95) 50%, rgba(18,5,28,1) 100%);
    border-color: rgba(255,140,0,.14);
    box-shadow: 0 4px 20px rgba(0,0,0,.4), inset 0 0 20px rgba(255,100,0,.04);
}
.sts-du--halloween .sts-du__flip span { text-shadow: 0 0 18px rgba(255,100,0,.35); }
.sts-du--halloween .sts-du__clock-sep { color: #ff6600; }
.sts-du--halloween .sts-du__clock-lbl { color: rgba(255,255,255,.28); }

/* Big number */
.sts-du--halloween .sts-du__big-num {
    text-shadow: 0 0 70px rgba(255,100,0,.22), 0 0 25px rgba(140,0,220,.1);
}
.sts-du--halloween .sts-du__big-lbl { color: #ff8c00; }

/* Hero date subtitle */
.sts-du--halloween .sts-du__hero-date { color: rgba(255,255,255,.38); }

/* Stats row */
.sts-du--halloween .sts-du__stats {
    background: rgba(255,255,255,.04);
    border-color: rgba(255,140,0,.1);
}
.sts-du--halloween .sts-du__stat { border-color: rgba(255,140,0,.07); }
.sts-du--halloween .sts-du__stat-lbl { color: rgba(255,255,255,.3); }

/* Ribbon — orange */
.sts-du--halloween .sts-du__ribbon {
    background: linear-gradient(90deg, transparent, rgba(255,100,0,.5), rgba(255,150,0,.7), rgba(255,100,0,.5), transparent);
}
.sts-du--halloween .sts-du__ribbon-glow {
    background: linear-gradient(90deg, transparent, rgba(255,100,0,.18), transparent);
}

/* Ring section */
.sts-du--halloween .sts-du__ring-section {
    background: rgba(15,8,28,.6);
    backdrop-filter: blur(4px);
}
.sts-du--halloween .sts-du__ring-wrap svg {
    filter: drop-shadow(0 0 12px rgba(255,100,0,.18));
}
.sts-du--halloween .sts-du__ring-fill {
    stroke: url(#hw-ring-grad);
}
.sts-du--halloween .sts-du__ring-label { color: rgba(255,255,255,.3); }
.sts-du--halloween .sts-du__ring-sub   { color: rgba(255,255,255,.3); }
.sts-du--halloween .sts-du__ring-pct   { color: #fff; }

/* Sections */
.sts-du--halloween .sts-du__section {
    background: rgba(12,6,22,.7);
    backdrop-filter: blur(4px);
}

/* Sec label */
.sts-du--halloween .sts-du__sec-label { color: #ff8c00; }
.sts-du--halloween .sts-du__sec-label::before {
    background: linear-gradient(90deg, transparent, rgba(255,140,0,.18));
}
.sts-du--halloween .sts-du__sec-label::after {
    background: linear-gradient(270deg, transparent, rgba(255,140,0,.18));
}

/* Trivia cards — Halloween colours */
.sts-du--halloween .sts-du__trivia-grid { gap: 11px; }

.sts-du--halloween .sts-du__tcard::before {
    background: linear-gradient(90deg, #ff6600, #ff9900, #ff6600);
}
.sts-du--halloween .sts-du__tcard:nth-child(1) {
    background: linear-gradient(135deg, #4a1200 0%, #8c2800 100%);
    box-shadow: 0 4px 18px rgba(140,40,0,.45);
}
.sts-du--halloween .sts-du__tcard:nth-child(2) {
    background: linear-gradient(135deg, #200040 0%, #5c0099 100%);
    box-shadow: 0 4px 18px rgba(90,0,150,.45);
}
.sts-du--halloween .sts-du__tcard:nth-child(3) {
    background: linear-gradient(135deg, #0e1e00 0%, #264700 100%);
    box-shadow: 0 4px 18px rgba(38,70,0,.45);
}
.sts-du--halloween .sts-du__tcard:nth-child(4) {
    background: linear-gradient(135deg, #200a00 0%, #4a2200 100%);
    box-shadow: 0 4px 18px rgba(74,34,0,.45);
}
.sts-du--halloween .sts-du__tcard--open { background-color: unset; }
.sts-du--halloween .sts-du__ta { color: rgba(255,255,255,0); }
.sts-du--halloween .sts-du__tcard--open .sts-du__ta {
    color: rgba(255,255,255,.9);
    text-shadow: 0 1px 2px rgba(0,0,0,.35);
}
.sts-du--halloween .sts-du__thint {
    color: rgba(255,160,0,.85);
    background: rgba(0,0,0,.25);
}
.sts-du--halloween .sts-du__thint::before { content: '🎃'; font-style: normal; }
.sts-du--halloween .sts-du__tcard.sts-du__tcard--open .sts-du__thint { display: none; }

/* Related cards */
.sts-du--halloween .sts-du__rel-card {
    background: rgba(255,255,255,.04);
    border-color: rgba(255,140,0,.1);
}
.sts-du--halloween .sts-du__rel-card:hover {
    background: rgba(255,140,0,.07);
    border-color: rgba(255,140,0,.25);
}
.sts-du--halloween .sts-du__rel-days { color: #ff8c00; }

/* Action buttons */
.sts-du--halloween .sts-du__actions {
    background: rgba(12,6,22,.7);
    backdrop-filter: blur(4px);
}
.sts-du--halloween .sts-du__btn--primary { background: #ff6600; border: none; }
.sts-du--halloween .sts-du__btn--primary:hover { background: #e55000; }
.sts-du--halloween .sts-du__btn--ghost {
    background: rgba(255,255,255,.05);
    border-color: rgba(255,255,255,.13);
    color: rgba(255,255,255,.75);
}
.sts-du--halloween .sts-du__btn--ghost:hover { background: rgba(255,255,255,.1); }
.sts-du--halloween .sts-du__btn--red {
    background: rgba(255,100,0,.1);
    border-color: rgba(255,100,0,.25);
    color: rgba(255,255,255,.75);
}
.sts-du--halloween .sts-du__btn--red:hover { background: rgba(255,100,0,.2); }

/* Footer */
.sts-du--halloween .sts-du__footer {
    background: rgba(10,5,18,.8);
    border-color: rgba(255,140,0,.07);
}
.sts-du--halloween .sts-du__footer-link { color: rgba(255,140,0,.5); }

/* ── Witch on broomstick ── */
.sts-du__witch {
    position: absolute;
    top: 4px;
    z-index: 3;
    pointer-events: none;
    animation: sts-witch-fly 20s linear infinite;
}
@keyframes sts-witch-fly {
    0%   { left: -120px; transform: scaleX(1); }
    49%  { left: calc(100% + 120px); transform: scaleX(1); }
    50%  { left: calc(100% + 120px); transform: scaleX(-1); }
    99%  { left: -120px; transform: scaleX(-1); }
    100% { left: -120px; transform: scaleX(1); }
}

/* ── Moon ── */
.sts-du__moon {
    position: absolute;
    top: 12px;
    right: 20px;
    z-index: 2;
    pointer-events: none;
}

/* ── Pumpkins ── */
.sts-du__pumpkin {
    position: absolute;
    bottom: 0;
    z-index: 3;
    pointer-events: none;
}
.sts-du__pumpkin--left  { left: 10px;  animation: sts-pumpkin-glow 2.5s ease-in-out infinite; }
.sts-du__pumpkin--right { right: 10px; animation: sts-pumpkin-glow 2.5s ease-in-out infinite .8s; }
@keyframes sts-pumpkin-glow {
    0%,100% { filter: drop-shadow(0 0 6px rgba(255,120,0,.5)); }
    50%      { filter: drop-shadow(0 0 18px rgba(255,160,0,.95)); }
}

/* Bats and ghosts already defined above, reuse */

/* ══════════════════════════════════════════════════════════════
   EASTER THEME — .sts-du--easter
   Dark spring night — deep teal/forest green with gold & soft pink accents
   Same immersive dark style as Christmas and Halloween
   ══════════════════════════════════════════════════════════════ */

.sts-du--easter {
    background: linear-gradient(180deg, #0a1f1a 0%, #0f2d24 35%, #091a15 65%, #060f0c 100%);
    box-shadow:
        0 0 0 1px rgba(80,200,140,.1),
        0 4px 24px rgba(0,0,0,.5),
        0 0 80px rgba(80,200,140,.04);
    color: #fff;
}

/* Soft green glow at top */
.sts-du--easter::before {
    content: '';
    position: absolute;
    top: -40px; left: 50%; transform: translateX(-50%);
    width: 300px; height: 200px;
    background: radial-gradient(circle, rgba(80,200,140,.06) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* Colour blobs */
.sts-du--easter .sts-du__blob--tr {
    background: radial-gradient(circle, rgba(80,200,140,.12) 0%, transparent 70%);
    filter: blur(60px);
}
.sts-du--easter .sts-du__blob--bl {
    background: radial-gradient(circle, rgba(255,180,100,.08) 0%, transparent 70%);
    filter: blur(60px);
}
.sts-du--easter .sts-du__blob--teal {
    background: radial-gradient(circle, rgba(249,168,212,.06) 0%, transparent 70%);
    filter: blur(55px);
}

/* Hero */
.sts-du--easter .sts-du__hero { background: transparent; }

/* Eyebrow pill */
.sts-du--easter .sts-du__eyebrow {
    background: rgba(80,200,140,.1);
    border-color: rgba(80,200,140,.3);
    color: #50c88c;
}
.sts-du--easter .sts-du__eyebrow-dot { background: #50c88c; }

/* Title */
.sts-du--easter .sts-du__title { color: #fff; }
.sts-du--easter .sts-du__title-red { color: #f9a8d4; opacity: 1; }

/* Hero date */
.sts-du--easter .sts-du__hero-date { color: rgba(255,255,255,.35); }

/* Flip cards */
.sts-du--easter .sts-du__flip {
    background: linear-gradient(180deg, rgba(20,50,38,.9) 0%, rgba(12,32,24,.95) 50%, rgba(6,18,14,1) 100%);
    border-color: rgba(80,200,140,.15);
    box-shadow: 0 4px 20px rgba(0,0,0,.4), inset 0 0 20px rgba(80,200,140,.04);
}
.sts-du--easter .sts-du__flip span { text-shadow: 0 0 18px rgba(80,200,140,.3); }
.sts-du--easter .sts-du__clock-sep { color: #50c88c; }
.sts-du--easter .sts-du__clock-lbl { color: rgba(255,255,255,.28); }

/* Big number */
.sts-du--easter .sts-du__big-num {
    text-shadow: 0 0 70px rgba(80,200,140,.18), 0 0 25px rgba(249,168,212,.08);
}
.sts-du--easter .sts-du__big-lbl { color: #50c88c; }

/* Hero date */
.sts-du--easter .sts-du__hero-date { color: rgba(255,255,255,.38); }

/* Stats row */
.sts-du--easter .sts-du__stats {
    background: rgba(255,255,255,.04);
    border-color: rgba(80,200,140,.1);
}
.sts-du--easter .sts-du__stat { border-color: rgba(80,200,140,.07); }
.sts-du--easter .sts-du__stat-lbl { color: rgba(255,255,255,.3); }

/* Ribbon */
.sts-du--easter .sts-du__ribbon {
    background: linear-gradient(90deg,
        transparent,
        rgba(80,200,140,.45),
        rgba(249,168,212,.6),
        rgba(255,210,100,.5),
        rgba(80,200,140,.45),
        transparent);
}
.sts-du--easter .sts-du__ribbon-glow {
    background: linear-gradient(90deg, transparent, rgba(80,200,140,.15), transparent);
}

/* Ring section */
.sts-du--easter .sts-du__ring-section {
    background: rgba(10,31,26,.65);
    backdrop-filter: blur(4px);
}
.sts-du--easter .sts-du__ring-fill { stroke: url(#easter-ring-grad); }
.sts-du--easter .sts-du__ring-pct   { color: #fff; }
.sts-du--easter .sts-du__ring-label { color: rgba(255,255,255,.3); }
.sts-du--easter .sts-du__ring-sub   { color: rgba(255,255,255,.3); }

/* Sections */
.sts-du--easter .sts-du__section {
    background: rgba(8,24,18,.7);
    backdrop-filter: blur(4px);
}

/* Section label */
.sts-du--easter .sts-du__sec-label { color: #50c88c; }
.sts-du--easter .sts-du__sec-label::before {
    background: linear-gradient(90deg, transparent, rgba(80,200,140,.15));
}
.sts-du--easter .sts-du__sec-label::after {
    background: linear-gradient(270deg, transparent, rgba(80,200,140,.15));
}

/* Related cards */
.sts-du--easter .sts-du__rel-card {
    background: rgba(255,255,255,.04);
    border-color: rgba(80,200,140,.1);
}
.sts-du--easter .sts-du__rel-card:hover {
    background: rgba(80,200,140,.07);
    border-color: rgba(80,200,140,.25);
}
.sts-du--easter .sts-du__rel-days { color: #50c88c; }
.sts-du--easter .sts-du__rel-name { color: rgba(255,255,255,.85); }
.sts-du--easter .sts-du__rel-date { color: rgba(255,255,255,.35); }

/* Actions */
.sts-du--easter .sts-du__actions {
    background: rgba(8,24,18,.7);
    backdrop-filter: blur(4px);
}
.sts-du--easter .sts-du__btn--primary {
    background: #50c88c;
    border: none;
    color: #061a12;
}
.sts-du--easter .sts-du__btn--primary:hover { background: #3daf78; }
.sts-du--easter .sts-du__btn--ghost {
    background: rgba(255,255,255,.05);
    border-color: rgba(255,255,255,.13);
    color: rgba(255,255,255,.75);
}
.sts-du--easter .sts-du__btn--ghost:hover { background: rgba(255,255,255,.1); }
.sts-du--easter .sts-du__btn--red {
    background: rgba(80,200,140,.08);
    border-color: rgba(80,200,140,.22);
    color: rgba(255,255,255,.75);
}
.sts-du--easter .sts-du__btn--red:hover { background: rgba(80,200,140,.16); }

/* Footer */
.sts-du--easter .sts-du__footer {
    background: rgba(6,15,12,.8);
    border-color: rgba(80,200,140,.07);
}
.sts-du--easter .sts-du__footer-link { color: rgba(80,200,140,.45); }
.sts-du--easter .sts-du__footer-link:hover { color: #50c88c; }

/* Toast */
.sts-du--easter .sts-du__toast { background: #061a12; color: #fff; }

/* ── Easter decorations ── */
.sts-du__easter-egg {
    position: absolute;
    pointer-events: none;
    animation: sts-egg-bob 4s ease-in-out infinite;
    z-index: 2;
}
.sts-du__easter-egg:nth-child(2) { animation-delay: -1.5s; }
.sts-du__easter-egg:nth-child(3) { animation-delay: -2.8s; }
@keyframes sts-egg-bob {
    0%,100% { transform: translateY(0) rotate(-3deg); }
    50%      { transform: translateY(-8px) rotate(3deg); }
}

.sts-du__easter-flower {
    position: absolute;
    pointer-events: none;
    z-index: 2;
    animation: sts-flower-sway 5s ease-in-out infinite;
}
.sts-du__easter-flower:nth-child(2) { animation-delay: -2s; }
@keyframes sts-flower-sway {
    0%,100% { transform: rotate(-5deg) scale(1); }
    50%      { transform: rotate(5deg) scale(1.04); }
}

/* ══════════════════════════════════════════════════════════════
   NEW YEAR THEME — .sts-du--newyear
   Satin gold palette: #D4B46A #F6DFA4 #EFC4A0 #E0B277
   Dark amber-black background — no trivia
   ══════════════════════════════════════════════════════════════ */

.sts-du--newyear {
    background: linear-gradient(160deg, #0c0900 0%, #1a1200 25%, #100e1a 55%, #080510 100%);
    box-shadow:
        0 0 0 1px rgba(212,180,106,.18),
        0 4px 28px rgba(0,0,0,.65),
        0 0 80px rgba(212,180,106,.04);
    color: #fff;
}

/* Gold glow at top */
.sts-du--newyear::before {
    content: '';
    position: absolute;
    top: -40px; left: 50%; transform: translateX(-50%);
    width: 320px; height: 180px;
    background: radial-gradient(circle, rgba(212,180,106,.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* Blobs */
.sts-du--newyear .sts-du__blob--tr {
    background: radial-gradient(circle, rgba(212,180,106,.14) 0%, transparent 70%);
    filter: blur(55px);
}
.sts-du--newyear .sts-du__blob--bl {
    background: radial-gradient(circle, rgba(100,80,160,.1) 0%, transparent 70%);
    filter: blur(55px);
}
.sts-du--newyear .sts-du__blob--teal {
    background: radial-gradient(circle, rgba(240,180,100,.07) 0%, transparent 70%);
    filter: blur(50px);
}

/* Hero */
.sts-du--newyear .sts-du__hero { background: transparent; }

/* Eyebrow */
.sts-du--newyear .sts-du__eyebrow {
    background: rgba(212,180,106,.1);
    border-color: rgba(212,180,106,.38);
    color: #D4B46A;
}
.sts-du--newyear .sts-du__eyebrow-dot { background: #D4B46A; }

/* Title */
.sts-du--newyear .sts-du__title { color: #fff; }
.sts-du--newyear .sts-du__title-red {
    background: linear-gradient(135deg, #D4B46A 0%, #F6DFA4 35%, #EFC4A0 60%, #D4B46A 80%, #A8842A 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 1;
}

/* Hero date */
.sts-du--newyear .sts-du__hero-date { color: rgba(255,255,255,.32); }

/* Flip cards */
.sts-du--newyear .sts-du__flip {
    background: linear-gradient(180deg, rgba(212,180,106,.12) 0%, rgba(15,12,24,.98) 40%, rgba(6,4,10,1) 100%);
    border-color: rgba(212,180,106,.22);
    box-shadow: 0 4px 24px rgba(0,0,0,.5), 0 0 0 1px rgba(212,180,106,.06);
}
.sts-du--newyear .sts-du__flip span { text-shadow: 0 0 24px rgba(212,180,106,.35); }
.sts-du--newyear .sts-du__clock-sep { color: #D4B46A; }
.sts-du--newyear .sts-du__clock-lbl { color: rgba(255,255,255,.24); }

/* Big number */
.sts-du--newyear .sts-du__big-num {
    text-shadow: 0 0 80px rgba(212,180,106,.28), 0 0 160px rgba(212,180,106,.12);
}
.sts-du--newyear .sts-du__big-lbl { color: #D4B46A; }

/* Stats */
.sts-du--newyear .sts-du__stats {
    background: rgba(212,180,106,.05);
    border-color: rgba(212,180,106,.12);
}
.sts-du--newyear .sts-du__stat { border-color: rgba(212,180,106,.08); }
.sts-du--newyear .sts-du__stat-lbl { color: rgba(255,255,255,.28); }

/* Ribbon — satin gold */
.sts-du--newyear .sts-du__ribbon {
    background: linear-gradient(90deg,
        transparent,
        rgba(212,180,106,.45),
        rgba(246,223,164,.7),
        rgba(224,178,119,.55),
        rgba(212,180,106,.45),
        transparent);
}
.sts-du--newyear .sts-du__ribbon-glow {
    background: linear-gradient(90deg, transparent, rgba(212,180,106,.15), transparent);
}

/* Ring */
.sts-du--newyear .sts-du__ring-section {
    background: rgba(12,9,2,.6);
    border-top: 1px solid rgba(212,180,106,.08);
}
.sts-du--newyear .sts-du__ring-fill { stroke: url(#ny-ring-grad); }
.sts-du--newyear .sts-du__ring-pct   { color: #fff; }
.sts-du--newyear .sts-du__ring-label { color: rgba(255,255,255,.28); }
.sts-du--newyear .sts-du__ring-sub   { color: rgba(255,255,255,.28); }

/* Sections */
.sts-du--newyear .sts-du__section {
    background: rgba(10,7,2,.65);
    border-top: 1px solid rgba(212,180,106,.08);
}
.sts-du--newyear .sts-du__sec-label { color: #D4B46A; }
.sts-du--newyear .sts-du__sec-label::before {
    background: linear-gradient(90deg, transparent, rgba(212,180,106,.15));
}
.sts-du--newyear .sts-du__sec-label::after {
    background: linear-gradient(270deg, transparent, rgba(212,180,106,.15));
}

/* Hide trivia for New Year */
.sts-du--newyear .sts-du__trivia-grid { display: none !important; }

/* Related cards */
.sts-du--newyear .sts-du__rel-card {
    background: rgba(212,180,106,.04);
    border-color: rgba(212,180,106,.12);
}
.sts-du--newyear .sts-du__rel-card:hover {
    background: rgba(212,180,106,.09);
    border-color: rgba(212,180,106,.28);
}
.sts-du--newyear .sts-du__rel-days {
    background: linear-gradient(135deg, #D4B46A, #F6DFA4, #D4B46A);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.sts-du--newyear .sts-du__rel-name { color: rgba(255,255,255,.82); }
.sts-du--newyear .sts-du__rel-date { color: rgba(255,255,255,.32); }

/* Actions */
.sts-du--newyear .sts-du__actions {
    background: rgba(10,7,2,.65);
    border-top: 1px solid rgba(212,180,106,.08);
}
.sts-du--newyear .sts-du__btn--primary {
    background: linear-gradient(135deg, #A8842A 0%, #D4B46A 30%, #F6DFA4 55%, #E0B277 75%, #A8842A 100%);
    border: none;
    color: #1a0e00;
    font-weight: 800;
}
.sts-du--newyear .sts-du__btn--primary:hover { filter: brightness(1.1); }
.sts-du--newyear .sts-du__btn--ghost {
    background: rgba(255,255,255,.04);
    border-color: rgba(255,255,255,.11);
    color: rgba(255,255,255,.72);
}
.sts-du--newyear .sts-du__btn--ghost:hover { background: rgba(255,255,255,.09); }
.sts-du--newyear .sts-du__btn--red {
    background: rgba(212,180,106,.06);
    border-color: rgba(212,180,106,.18);
    color: rgba(255,255,255,.72);
}
.sts-du--newyear .sts-du__btn--red:hover { background: rgba(212,180,106,.12); }

/* Footer */
.sts-du--newyear .sts-du__footer {
    background: rgba(5,3,0,.88);
    border-color: rgba(212,180,106,.08);
}
.sts-du--newyear .sts-du__footer-link { color: rgba(212,180,106,.36); }
.sts-du--newyear .sts-du__footer-link:hover { color: #D4B46A; }

/* Toast */
.sts-du--newyear .sts-du__toast { background: #1a0e00; color: #D4B46A; }

/* ── New Year decorations ── */
.sts-du__firework {
    position: absolute;
    pointer-events: none;
    z-index: 2;
    animation: sts-fw-pulse 3.5s ease-in-out infinite;
}
.sts-du__firework:nth-child(2) { animation-delay: -1.2s; }
.sts-du__firework:nth-child(3) { animation-delay: -2.4s; }
@keyframes sts-fw-pulse {
    0%,100% { opacity: .55; transform: scale(1); }
    50%      { opacity: 1;   transform: scale(1.08); }
}

.sts-du__ny-deco {
    position: absolute;
    pointer-events: none;
    z-index: 2;
    font-size: 24px;
    animation: sts-ny-float 6s ease-in-out infinite;
}
@keyframes sts-ny-float {
    0%,100% { transform: translateY(0) rotate(-5deg); opacity: .6; }
    50%      { transform: translateY(-10px) rotate(5deg); opacity: 1; }
}

/* ══════════════════════════════════════════════════════════════
   VALENTINE'S DAY THEME — .sts-du--valentine
   Baby pink light background, deep rose #c2185b accents
   Maple leaf particles in pink/rose
   ══════════════════════════════════════════════════════════════ */

.sts-du--valentine {
    background: linear-gradient(160deg, #fce4ec 0%, #f8bbd9 25%, #fce4f0 55%, #fff0f5 100%);
    box-shadow: 0 0 0 1px rgba(194,24,91,.15), 0 4px 28px rgba(194,24,91,.12);
    color: #3d0020;
}
.sts-du--valentine::before {
    content: '';
    position: absolute;
    top: -40px; left: 50%; transform: translateX(-50%);
    width: 300px; height: 180px;
    background: radial-gradient(circle, rgba(255,128,171,.15) 0%, transparent 70%);
    pointer-events: none; z-index: 0;
}
.sts-du--valentine .sts-du__blob--tr { background: radial-gradient(circle, rgba(255,128,171,.25) 0%, transparent 70%); filter: blur(55px); }
.sts-du--valentine .sts-du__blob--bl { background: radial-gradient(circle, rgba(255,180,200,.2) 0%, transparent 70%); filter: blur(55px); }
.sts-du--valentine .sts-du__blob--teal { background: radial-gradient(circle, rgba(255,100,150,.1) 0%, transparent 70%); filter: blur(50px); }
.sts-du--valentine .sts-du__hero { background: transparent; }
.sts-du--valentine .sts-du__eyebrow { background: rgba(194,24,91,.1); border-color: rgba(194,24,91,.3); color: #c2185b; }
.sts-du--valentine .sts-du__eyebrow-dot { background: #c2185b; }
.sts-du--valentine .sts-du__title { color: #3d0020; }
.sts-du--valentine .sts-du__title-red { color: #c2185b; opacity: 1; }
.sts-du--valentine .sts-du__hero-date { color: rgba(61,0,32,.38); }
.sts-du--valentine .sts-du__flip { background: rgba(255,255,255,.7); border-color: rgba(194,24,91,.2); box-shadow: 0 2px 12px rgba(194,24,91,.1); }
.sts-du--valentine .sts-du__flip span { color: #3d0020 !important; text-shadow: none; }
.sts-du--valentine .sts-du__clock-sep { color: #c2185b; }
.sts-du--valentine .sts-du__clock-lbl { color: rgba(61,0,32,.35); }
.sts-du--valentine .sts-du__big-num { color: #3d0020; text-shadow: 0 0 60px rgba(194,24,91,.15); }
.sts-du--valentine .sts-du__big-lbl { color: #c2185b; }
.sts-du--valentine .sts-du__stats { background: rgba(194,24,91,.06); border-color: rgba(194,24,91,.14); }
.sts-du--valentine .sts-du__stat { border-color: rgba(194,24,91,.1); }
.sts-du--valentine .sts-du__stat-val { color: #3d0020; }
.sts-du--valentine .sts-du__stat-lbl { color: rgba(61,0,32,.35); }
.sts-du--valentine .sts-du__ribbon { background: linear-gradient(90deg, transparent, rgba(194,24,91,.4), rgba(255,128,171,.6), rgba(194,24,91,.4), transparent); }
.sts-du--valentine .sts-du__ribbon-glow { background: linear-gradient(90deg, transparent, rgba(194,24,91,.15), transparent); }
.sts-du--valentine .sts-du__ring-section { background: rgba(255,255,255,.45); border-top: 1px solid rgba(194,24,91,.1); }
.sts-du--valentine .sts-du__ring-fill { stroke: url(#vd-ring-grad); }
.sts-du--valentine .sts-du__ring-pct { color: #3d0020; }
.sts-du--valentine .sts-du__ring-label { color: rgba(61,0,32,.35); }
.sts-du--valentine .sts-du__ring-sub { color: rgba(61,0,32,.5); }
.sts-du--valentine .sts-du__section { background: rgba(255,255,255,.4); border-top: 1px solid rgba(194,24,91,.1); }
.sts-du--valentine .sts-du__sec-label { color: #c2185b; }
.sts-du--valentine .sts-du__sec-label::before { background: linear-gradient(90deg, transparent, rgba(194,24,91,.15)); }
.sts-du--valentine .sts-du__sec-label::after { background: linear-gradient(270deg, transparent, rgba(194,24,91,.15)); }
.sts-du--valentine .sts-du__rel-card { background: rgba(194,24,91,.06); border-color: rgba(194,24,91,.14); }
.sts-du--valentine .sts-du__rel-card:hover { background: rgba(194,24,91,.12); border-color: rgba(194,24,91,.3); }
.sts-du--valentine .sts-du__rel-days { color: #c2185b; }
.sts-du--valentine .sts-du__rel-name { color: #3d0020; }
.sts-du--valentine .sts-du__rel-date { color: rgba(61,0,32,.4); }
.sts-du--valentine .sts-du__actions { background: #f8bbd0; border-top: 2px solid #f48fb1; }
.sts-du--valentine .sts-du__btn--primary { background: #c2185b !important; color: #fff !important; border: none !important; font-weight: 800 !important; }
.sts-du--valentine .sts-du__btn--primary:hover { background: #a3124a !important; }
.sts-du--valentine .sts-du__btn--ghost { background: #880e4f !important; color: #fff !important; border: none !important; font-weight: 800 !important; }
.sts-du--valentine .sts-du__btn--ghost:hover { background: #6a0b3c !important; }
.sts-du--valentine .sts-du__btn--red { background: #880e4f !important; color: #fff !important; border: none !important; }
.sts-du--valentine .sts-du__btn--red:hover { background: #6a0b3c !important; }
.sts-du--valentine .sts-du__footer { background: #fce4ec; border-color: rgba(194,24,91,.2); }
.sts-du--valentine .sts-du__footer-link { color: rgba(194,24,91,.5); }
.sts-du--valentine .sts-du__footer-link:hover { color: #c2185b; }
.sts-du--valentine .sts-du__toast { background: #3d0020; color: #fff; }

/* Valentine heart decorations */
.sts-du__vd-heart {
    position: absolute; pointer-events: none; z-index: 2;
    animation: sts-heart-float 5s ease-in-out infinite;
}
.sts-du__vd-heart:nth-child(2) { animation-delay: -2s; }
.sts-du__vd-heart:nth-child(3) { animation-delay: -3.5s; }
@keyframes sts-heart-float {
    0%,100% { transform: translateY(0) rotate(-5deg); opacity: .7; }
    50%      { transform: translateY(-10px) rotate(5deg); opacity: 1; }
}

/* ══════════════════════════════════════════════════════════════
   THANKSGIVING THEME — .sts-du--thanksgiving
   Light pumpkin orange bg, deep brown #7d3900 accents
   Maple leaf particles in autumn colours
   ══════════════════════════════════════════════════════════════ */

.sts-du--thanksgiving {
    background: linear-gradient(160deg, #fff3e0 0%, #ffe0b2 25%, #fff8f0 55%, #fffaf5 100%);
    box-shadow: 0 0 0 1px rgba(150,70,0,.15), 0 4px 28px rgba(150,70,0,.1);
    color: #3d1a00;
}
.sts-du--thanksgiving::before {
    content: '';
    position: absolute;
    top: -40px; left: 50%; transform: translateX(-50%);
    width: 300px; height: 180px;
    background: radial-gradient(circle, rgba(255,167,38,.12) 0%, transparent 70%);
    pointer-events: none; z-index: 0;
}
.sts-du--thanksgiving .sts-du__blob--tr { background: radial-gradient(circle, rgba(255,167,38,.22) 0%, transparent 70%); filter: blur(55px); }
.sts-du--thanksgiving .sts-du__blob--bl { background: radial-gradient(circle, rgba(210,100,10,.15) 0%, transparent 70%); filter: blur(55px); }
.sts-du--thanksgiving .sts-du__blob--teal { background: radial-gradient(circle, rgba(240,160,40,.1) 0%, transparent 70%); filter: blur(50px); }
.sts-du--thanksgiving .sts-du__hero { background: transparent; }
.sts-du--thanksgiving .sts-du__eyebrow { background: rgba(150,70,0,.1); border-color: rgba(150,70,0,.3); color: #7d3900; }
.sts-du--thanksgiving .sts-du__eyebrow-dot { background: #7d3900; }
.sts-du--thanksgiving .sts-du__title { color: #3d1a00; }
.sts-du--thanksgiving .sts-du__title-red { color: #7d3900; opacity: 1; }
.sts-du--thanksgiving .sts-du__hero-date { color: rgba(61,26,0,.38); }
.sts-du--thanksgiving .sts-du__flip { background: rgba(255,255,255,.7); border-color: rgba(150,70,0,.2); box-shadow: 0 2px 12px rgba(150,70,0,.1); }
.sts-du--thanksgiving .sts-du__flip span { color: #3d1a00 !important; text-shadow: none; }
.sts-du--thanksgiving .sts-du__clock-sep { color: #7d3900; }
.sts-du--thanksgiving .sts-du__clock-lbl { color: rgba(61,26,0,.35); }
.sts-du--thanksgiving .sts-du__big-num { color: #3d1a00; text-shadow: 0 0 60px rgba(150,70,0,.15); }
.sts-du--thanksgiving .sts-du__big-lbl { color: #7d3900; }
.sts-du--thanksgiving .sts-du__stats { background: rgba(150,70,0,.06); border-color: rgba(150,70,0,.14); }
.sts-du--thanksgiving .sts-du__stat { border-color: rgba(150,70,0,.1); }
.sts-du--thanksgiving .sts-du__stat-val { color: #3d1a00; }
.sts-du--thanksgiving .sts-du__stat-lbl { color: rgba(61,26,0,.35); }
.sts-du--thanksgiving .sts-du__ribbon { background: linear-gradient(90deg, transparent, rgba(150,70,0,.4), rgba(255,167,38,.6), rgba(150,70,0,.4), transparent); }
.sts-du--thanksgiving .sts-du__ribbon-glow { background: linear-gradient(90deg, transparent, rgba(150,70,0,.15), transparent); }
.sts-du--thanksgiving .sts-du__ring-section { background: rgba(255,255,255,.45); border-top: 1px solid rgba(150,70,0,.1); }
.sts-du--thanksgiving .sts-du__ring-fill { stroke: url(#tg-ring-grad); }
.sts-du--thanksgiving .sts-du__ring-pct { color: #3d1a00; }
.sts-du--thanksgiving .sts-du__ring-label { color: rgba(61,26,0,.35); }
.sts-du--thanksgiving .sts-du__ring-sub { color: rgba(61,26,0,.5); }
.sts-du--thanksgiving .sts-du__section { background: rgba(255,255,255,.4); border-top: 1px solid rgba(150,70,0,.1); }
.sts-du--thanksgiving .sts-du__sec-label { color: #7d3900; }
.sts-du--thanksgiving .sts-du__sec-label::before { background: linear-gradient(90deg, transparent, rgba(150,70,0,.15)); }
.sts-du--thanksgiving .sts-du__sec-label::after { background: linear-gradient(270deg, transparent, rgba(150,70,0,.15)); }
.sts-du--thanksgiving .sts-du__rel-card { background: rgba(150,70,0,.06); border-color: rgba(150,70,0,.14); }
.sts-du--thanksgiving .sts-du__rel-card:hover { background: rgba(150,70,0,.12); border-color: rgba(150,70,0,.3); }
.sts-du--thanksgiving .sts-du__rel-days { color: #7d3900; }
.sts-du--thanksgiving .sts-du__rel-name { color: #3d1a00; }
.sts-du--thanksgiving .sts-du__rel-date { color: rgba(61,26,0,.4); }
.sts-du--thanksgiving .sts-du__actions { background: #ffcc80; border-top: 2px solid #ffb74d; }
.sts-du--thanksgiving .sts-du__btn--primary { background: #7d3900 !important; color: #fff !important; border: none !important; font-weight: 800 !important; }
.sts-du--thanksgiving .sts-du__btn--primary:hover { background: #5c2900 !important; }
.sts-du--thanksgiving .sts-du__btn--ghost { background: #bf360c !important; color: #fff !important; border: none !important; font-weight: 800 !important; }
.sts-du--thanksgiving .sts-du__btn--ghost:hover { background: #8c2508 !important; }
.sts-du--thanksgiving .sts-du__btn--red { background: #bf360c !important; color: #fff !important; border: none !important; }
.sts-du--thanksgiving .sts-du__btn--red:hover { background: #8c2508 !important; }
.sts-du--thanksgiving .sts-du__footer { background: #fff3e0; border-color: rgba(150,70,0,.2); }
.sts-du--thanksgiving .sts-du__footer-link { color: rgba(150,70,0,.5); }
.sts-du--thanksgiving .sts-du__footer-link:hover { color: #7d3900; }
.sts-du--thanksgiving .sts-du__toast { background: #3d1a00; color: #fff; }

/* Thanksgiving leaf decoration */
.sts-du__tg-leaf {
    position: absolute; pointer-events: none; z-index: 2;
    animation: sts-leaf-sway 6s ease-in-out infinite;
}
.sts-du__tg-leaf:nth-child(2) { animation-delay: -2.5s; }
.sts-du__tg-leaf:nth-child(3) { animation-delay: -4s; }
@keyframes sts-leaf-sway {
    0%,100% { transform: rotate(-8deg) scale(1); opacity: .7; }
    50%      { transform: rotate(8deg) scale(1.05); opacity: 1; }
}


/* ══════════════════════════════════════════════════════════════
   SUMMER THEME — .sts-du--summer
   Bright sky blue + golden yellow — light background, warm sun feel
   Canvas: glowing sun particles drifting upward
   ══════════════════════════════════════════════════════════════ */

.sts-du--summer {
    background: linear-gradient(160deg, #e0f7fa 0%, #b2ebf2 25%, #e8f5e9 55%, #fffde7 100%);
    box-shadow: 0 0 0 1px rgba(255,193,7,.2), 0 4px 28px rgba(255,152,0,.12);
    color: #1a3a00;
}
.sts-du--summer::before {
    content: '';
    position: absolute;
    top: -40px; left: 50%; transform: translateX(-50%);
    width: 340px; height: 200px;
    background: radial-gradient(circle, rgba(255,235,59,.18) 0%, transparent 70%);
    pointer-events: none; z-index: 0;
}
.sts-du--summer .sts-du__blob--tr { background: radial-gradient(circle, rgba(255,213,0,.28) 0%, transparent 70%); filter: blur(55px); }
.sts-du--summer .sts-du__blob--bl { background: radial-gradient(circle, rgba(38,198,218,.2) 0%, transparent 70%); filter: blur(55px); }
.sts-du--summer .sts-du__blob--teal { background: radial-gradient(circle, rgba(255,167,38,.15) 0%, transparent 70%); filter: blur(50px); }
.sts-du--summer .sts-du__hero { background: transparent; }

/* Eyebrow */
.sts-du--summer .sts-du__eyebrow { background: rgba(255,152,0,.12); border-color: rgba(255,152,0,.35); color: #2d1200; }
.sts-du--summer .sts-du__eyebrow-dot { background: #ff9800; }

/* Title */
.sts-du--summer .sts-du__title { color: #1a3a00; }
.sts-du--summer .sts-du__title-red { color: #e65100 !important; -webkit-text-fill-color: #e65100 !important; background: none !important; opacity: 1; }

/* Hero date */
.sts-du--summer .sts-du__hero-date { color: rgba(26,58,0,.45); }

/* Flip cards */
.sts-du--summer .sts-du__flip { background: rgba(255,255,255,.75); border-color: rgba(255,152,0,.25); box-shadow: 0 2px 14px rgba(255,152,0,.12); }
.sts-du--summer .sts-du__flip span { color: #1a3a00 !important; text-shadow: none; }
.sts-du--summer .sts-du__flip::after { background: rgba(255,152,0,.1); }
.sts-du--summer .sts-du__clock-sep { color: #e65100; }
.sts-du--summer .sts-du__clock-lbl { color: rgba(26,58,0,.4); }

/* Big number */
.sts-du--summer .sts-du__big-num { color: #1a3a00; text-shadow: 0 0 60px rgba(255,193,7,.3); }
.sts-du--summer .sts-du__big-lbl { color: #e65100; }

/* Stats */
.sts-du--summer .sts-du__stats { background: rgba(255,152,0,.08); border-color: rgba(255,152,0,.2); }
.sts-du--summer .sts-du__stat { border-color: rgba(255,152,0,.12); }
.sts-du--summer .sts-du__stat-num { color: #1a3a00; }
.sts-du--summer .sts-du__stat-lbl { color: rgba(26,58,0,.4); }

/* Ribbon — golden */
.sts-du--summer .sts-du__ribbon { background: linear-gradient(90deg, transparent, rgba(255,193,7,.5), rgba(255,152,0,.75), rgba(255,193,7,.5), transparent); }
.sts-du--summer .sts-du__ribbon-glow { background: linear-gradient(90deg, transparent, rgba(255,193,7,.2), transparent); }

/* Ring section */
.sts-du--summer .sts-du__ring-section { background: rgba(255,255,255,.5); border-top: 1px solid rgba(255,152,0,.12); }
.sts-du--summer .sts-du__ring-fill { stroke: url(#summer-ring-grad); }
.sts-du--summer .sts-du__ring-pct { color: #1a3a00; }
.sts-du--summer .sts-du__ring-label { color: rgba(26,58,0,.4); }
.sts-du--summer .sts-du__ring-sub { color: rgba(26,58,0,.5); }
.sts-du--summer .sts-du__ring-wrap svg { filter: drop-shadow(0 0 12px rgba(255,193,7,.25)); }

/* Sections */
.sts-du--summer .sts-du__section { background: rgba(255,255,255,.45); border-top: 1px solid rgba(255,152,0,.1); }
.sts-du--summer .sts-du__sec-label { color: #e65100; }
.sts-du--summer .sts-du__sec-label::before { background: linear-gradient(90deg, transparent, rgba(255,152,0,.18)); }
.sts-du--summer .sts-du__sec-label::after { background: linear-gradient(270deg, transparent, rgba(255,152,0,.18)); }

/* Related cards */
.sts-du--summer .sts-du__rel-card { background: rgba(255,152,0,.07); border-color: rgba(255,152,0,.16); }
.sts-du--summer .sts-du__rel-card:hover { background: rgba(255,152,0,.14); border-color: rgba(255,152,0,.32); }
.sts-du--summer .sts-du__rel-days { color: #e65100; }
.sts-du--summer .sts-du__rel-name { color: #1a3a00; }

/* Actions */
.sts-du--summer .sts-du__actions { background: #fff9c4; border-top: 2px solid #ffe082; }
.sts-du--summer .sts-du__btn--primary { background: #ff9800 !important; color: #fff !important; border: none !important; font-weight: 800 !important; }
.sts-du--summer .sts-du__btn--primary:hover { background: #e65100 !important; }
.sts-du--summer .sts-du__btn--ghost { background: #0097a7 !important; color: #fff !important; border: none !important; font-weight: 800 !important; }
.sts-du--summer .sts-du__btn--ghost:hover { background: #00838f !important; }
.sts-du--summer .sts-du__btn--red { background: #00897b !important; color: #fff !important; border: none !important; }
.sts-du--summer .sts-du__btn--red:hover { background: #00695c !important; }

/* Toast */
.sts-du--summer .sts-du__toast { background: #1a3a00; color: #fff; }

/* ── Summer sun decorations ── */
.sts-du__sun {
    position: absolute;
    pointer-events: none;
    z-index: 2;
    animation: sts-sun-pulse 4s ease-in-out infinite;
}
.sts-du__sun--main { top: 6%; right: 4%; }
.sts-du__sun--small { top: 8%; left: 5%; animation-delay: -2s; opacity: .6; }
.sts-du__sun--tiny { top: 4%; left: 42%; animation-delay: -1s; opacity: .4; }
@keyframes sts-sun-pulse {
    0%,100% { transform: scale(1) rotate(0deg); filter: drop-shadow(0 0 8px rgba(255,193,7,.5)); }
    50%      { transform: scale(1.08) rotate(10deg); filter: drop-shadow(0 0 20px rgba(255,152,0,.8)); }
}

/* ── Beach wave at bottom ── */
.sts-du__wave {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    pointer-events: none;
    z-index: 1;
    opacity: .18;
}

/* ══════════════════════════════════════════════════════════════
   MOBILE RESPONSIVE — all themes
   ══════════════════════════════════════════════════════════════ */

@media (max-width: 600px) {
    .sts-du {
        border-radius: 12px;
        margin: 0 0 2rem;
    }
    .sts-du__hero { padding: 16px 16px 20px; }
    .sts-du__title { font-size: clamp(24px, 8vw, 40px); }
    .sts-du__big-num { font-size: clamp(64px, 20vw, 100px); letter-spacing: -4px; }
    .sts-du__flip { width: 60px; height: 68px; font-size: 30px; }
    .sts-du__clock-sep { font-size: 34px; padding-bottom: 20px; }
    .sts-du__clock { gap: 6px; }
    .sts-du__stats { max-width: 100%; }
    .sts-du__stat { padding: 12px 4px; }
    .sts-du__stat-num { font-size: 16px; }
    .sts-du__ring-section { padding: 20px 16px; }
    .sts-du__section { padding: 16px; }
    .sts-du__actions { padding: 8px 16px 20px; gap: 8px; }
    .sts-du__btn { padding: 10px 14px; font-size: 11px; }
    .sts-du__rel-grid { grid-template-columns: repeat(2, 1fr); }
    .sts-du__eyebrow { font-size: 9px; letter-spacing: 1.5px; padding: 4px 10px; }
}



/* ══════════════════════════════════════════════════════════════
   SPRING THEME — .sts-du--spring
   Palette: #e8662d #f3bd63 #b687b7 #a98a47 #ea9bb8
   Dark twilight garden — deep indigo night, neon flowers glowing
   ══════════════════════════════════════════════════════════════ */

.sts-du--spring {
    background: linear-gradient(160deg, #d486b5 0%, #c470a5 30%, #bd6aab 60%, #c87db8 100%);
    box-shadow:
        0 0 0 1px rgba(232,102,45,.15),
        0 4px 28px rgba(0,0,0,.5),
        0 0 80px rgba(182,135,183,.05);
    color: #fff;
}
.sts-du--spring::before {
    content: '';
    position: absolute;
    top: -60px; left: 50%; transform: translateX(-50%);
    width: 360px; height: 220px;
    background: radial-gradient(circle, rgba(243,189,99,.08) 0%, transparent 70%);
    pointer-events: none; z-index: 0;
}
.sts-du--spring .sts-du__blob--tr {
    background: radial-gradient(circle, rgba(232,102,45,.18) 0%, transparent 70%);
    filter: blur(60px);
}
.sts-du--spring .sts-du__blob--bl {
    background: radial-gradient(circle, rgba(182,135,183,.14) 0%, transparent 70%);
    filter: blur(60px);
}
.sts-du--spring .sts-du__blob--teal {
    background: radial-gradient(circle, rgba(234,155,184,.12) 0%, transparent 70%);
    filter: blur(55px);
}

.sts-du--spring .sts-du__hero { background: transparent; padding-top: 8px; }
.sts-du--spring .sts-du__eyebrow {
    background: rgba(255,255,255,.2);
    border-color: rgba(255,255,255,.5);
    color: #fff;
}
.sts-du--spring .sts-du__eyebrow-dot { background: #f3bd63; }
.sts-du--spring .sts-du__title { color: #fff; }
.sts-du--spring .sts-du__title-red {
    color: #f3bd63 !important;
    -webkit-text-fill-color: #f3bd63 !important;
    background: none !important;
    opacity: 1;
}
.sts-du--spring .sts-du__hero-date { color: rgba(255,255,255,.75); }

.sts-du--spring .sts-du__flip {
    background: rgba(255,255,255,.25);
    border-color: rgba(255,255,255,.4);
    box-shadow: 0 4px 20px rgba(0,0,0,.15);
}
.sts-du--spring .sts-du__flip span { color: #fff !important; text-shadow: 0 1px 8px rgba(0,0,0,.2); }
.sts-du--spring .sts-du__clock-sep { color: #f3bd63; opacity: 1; }
.sts-du--spring .sts-du__clock-lbl { color: rgba(255,255,255,.8); }

.sts-du--spring .sts-du__big-num {
    color: #fff;
    text-shadow: 0 2px 30px rgba(0,0,0,.2);
}
.sts-du--spring .sts-du__big-lbl { color: #f3bd63; }

.sts-du--spring .sts-du__stats {
    background: rgba(255,255,255,.2);
    border-color: rgba(255,255,255,.35);
}
.sts-du--spring .sts-du__stat { border-color: rgba(255,255,255,.2); }
.sts-du--spring .sts-du__stat-num { color: #fff; }
.sts-du--spring .sts-du__stat-lbl { color: rgba(255,255,255,.8); }

.sts-du--spring .sts-du__ribbon {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.4), rgba(243,189,99,.7), rgba(255,255,255,.5), transparent);
}
.sts-du--spring .sts-du__ribbon-glow {
    background: linear-gradient(90deg, transparent, rgba(243,189,99,.25), transparent);
}

.sts-du--spring .sts-du__ring-section { background: rgba(180,80,150,.35); backdrop-filter: blur(8px); }
.sts-du--spring .sts-du__ring-fill { stroke: url(#spring-ring-grad); }
.sts-du--spring .sts-du__ring-wrap svg { filter: drop-shadow(0 0 14px rgba(243,189,99,.4)); }
.sts-du--spring .sts-du__ring-pct { color: #fff; }
.sts-du--spring .sts-du__ring-label { color: rgba(255,255,255,.75); }
.sts-du--spring .sts-du__ring-sub { color: rgba(255,255,255,.75); }

.sts-du--spring .sts-du__section { background: rgba(180,80,150,.3); backdrop-filter: blur(8px); }
.sts-du--spring .sts-du__sec-label { color: #f3bd63; }
.sts-du--spring .sts-du__sec-label::before { background: linear-gradient(90deg, transparent, rgba(255,255,255,.25)); }
.sts-du--spring .sts-du__sec-label::after { background: linear-gradient(270deg, transparent, rgba(255,255,255,.25)); }

.sts-du--spring .sts-du__rel-card {
    background: rgba(255,255,255,.15);
    border-color: rgba(255,255,255,.3);
}
.sts-du--spring .sts-du__rel-card:hover {
    background: rgba(255,255,255,.25);
    border-color: rgba(255,255,255,.5);
}
.sts-du--spring .sts-du__rel-days { color: #f3bd63; }
.sts-du--spring .sts-du__rel-name { color: #fff; }

.sts-du--spring .sts-du__actions { background: rgba(180,80,150,.4); backdrop-filter: blur(8px); border-top: 1px solid rgba(255,255,255,.2); }
.sts-du--spring .sts-du__btn--primary { background: #e8662d !important; color: #fff !important; border: none !important; font-weight: 800 !important; }
.sts-du--spring .sts-du__btn--primary:hover { background: #c4521f !important; }
.sts-du--spring .sts-du__btn--ghost { background: rgba(255,255,255,.2) !important; color: #fff !important; border: 1px solid rgba(255,255,255,.4) !important; font-weight: 700 !important; }
.sts-du--spring .sts-du__btn--ghost:hover { background: rgba(255,255,255,.32) !important; }
.sts-du--spring .sts-du__btn--red { background: #f3bd63 !important; color: #2d1200 !important; border: none !important; font-weight: 700 !important; }
.sts-du--spring .sts-du__btn--red:hover { background: #d9a44e !important; }
.sts-du--spring .sts-du__toast { background: rgba(100,30,80,.9); color: #fff; }

/* Spring flower decorations — glowing neon blooms */
.sts-du__spring-deco {
    position: absolute; pointer-events: none; z-index: 2;
    animation: sts-spring-float 5s ease-in-out infinite;
}
.sts-du__spring-deco:nth-child(2) { animation-delay: -2s; }
.sts-du__spring-deco:nth-child(3) { animation-delay: -3.5s; }
@keyframes sts-spring-float {
    0%,100% { transform: translateY(0) rotate(-5deg); filter: drop-shadow(0 0 8px rgba(243,189,99,.5)); }
    50%      { transform: translateY(-12px) rotate(5deg); filter: drop-shadow(0 0 20px rgba(234,155,184,.9)); }
}
.sts-du__butterfly {
    position: absolute; pointer-events: none; z-index: 2;
    animation: sts-butterfly 9s ease-in-out infinite;
}
@keyframes sts-butterfly {
    0%,100% { transform: translateX(0) translateY(0) rotate(-6deg); filter: drop-shadow(0 0 6px rgba(182,135,183,.6)); }
    25%      { transform: translateX(14px) translateY(-10px) rotate(6deg); filter: drop-shadow(0 0 12px rgba(232,102,45,.8)); }
    50%      { transform: translateX(7px) translateY(-18px) rotate(-4deg); filter: drop-shadow(0 0 10px rgba(243,189,99,.7)); }
    75%      { transform: translateX(-10px) translateY(-8px) rotate(5deg); filter: drop-shadow(0 0 8px rgba(234,155,184,.7)); }
}

/* ══════════════════════════════════════════════════════════════
   SUMMER THEME — .sts-du--summer
   Palette: #ac4b04 #f19c0a #ae93d9 #eab0c3 #f0d485
   Dark warm night sky — deep burnt amber, golden sun rays
   ══════════════════════════════════════════════════════════════ */

.sts-du--summer {
    background: linear-gradient(160deg, #fde8c0 0%, #fad9a0 30%, #fce4b8 60%, #f8d4a8 100%);
    box-shadow:
        0 0 0 1px rgba(241,156,10,.12),
        0 4px 28px rgba(0,0,0,.5),
        0 0 80px rgba(172,75,4,.05);
    color: #fff;
}
.sts-du--summer::before {
    content: '';
    position: absolute;
    top: -50px; right: 60px;
    width: 260px; height: 260px;
    background: radial-gradient(circle, rgba(241,156,10,.1) 0%, rgba(240,212,133,.04) 40%, transparent 70%);
    border-radius: 50%;
    pointer-events: none; z-index: 0;
}
.sts-du--summer .sts-du__blob--tr {
    background: radial-gradient(circle, rgba(241,156,10,.16) 0%, transparent 70%);
    filter: blur(60px);
}
.sts-du--summer .sts-du__blob--bl {
    background: radial-gradient(circle, rgba(174,147,217,.12) 0%, transparent 70%);
    filter: blur(60px);
}
.sts-du--summer .sts-du__blob--teal {
    background: radial-gradient(circle, rgba(234,176,195,.1) 0%, transparent 70%);
    filter: blur(55px);
}

.sts-du--summer .sts-du__hero { background: transparent; }
.sts-du--summer .sts-du__eyebrow {
    background: rgba(172,75,4,.12);
    border-color: rgba(172,75,4,.35);
    color: #ac4b04;
}
.sts-du--summer .sts-du__eyebrow-dot { background: #ac4b04; }
.sts-du--summer .sts-du__title { color: #2d1200; }
.sts-du--summer .sts-du__title-red {
    color: #ac4b04 !important;
    -webkit-text-fill-color: #ac4b04 !important;
    background: none !important;
    opacity: 1;
}
.sts-du--summer .sts-du__hero-date { color: rgba(45,18,0,.5); }

.sts-du--summer .sts-du__flip {
    background: rgba(255,255,255,.3);
    border-color: rgba(0,0,0,.2);
    box-shadow: 0 4px 20px rgba(0,0,0,.1);
}
.sts-du--summer .sts-du__flip span { color: #2d1200 !important; text-shadow: none; }
.sts-du--summer .sts-du__clock-sep { color: #ac4b04; opacity: 1; }
.sts-du--summer .sts-du__clock-lbl { color: rgba(45,18,0,.5); }

.sts-du--summer .sts-du__big-num {
    color: #2d1200;
    text-shadow: 0 0 60px rgba(241,156,10,.3);
}
.sts-du--summer .sts-du__big-lbl { color: #ac4b04; }

.sts-du--summer .sts-du__stats {
    background: rgba(255,255,255,.25);
    border-color: rgba(0,0,0,.15);
}
.sts-du--summer .sts-du__stat { border-color: rgba(0,0,0,.1); }
.sts-du--summer .sts-du__stat-num { color: #2d1200; }
.sts-du--summer .sts-du__stat-lbl { color: rgba(45,18,0,.5); }

.sts-du--summer .sts-du__ribbon {
    background: linear-gradient(90deg, transparent, rgba(172,75,4,.5), rgba(241,156,10,.65), rgba(172,75,4,.5), transparent);
}
.sts-du--summer .sts-du__ribbon-glow {
    background: linear-gradient(90deg, transparent, rgba(172,75,4,.2), transparent);
}

.sts-du--summer .sts-du__ring-section { background: rgba(248,200,130,.4); backdrop-filter: blur(8px); }
.sts-du--summer .sts-du__ring-fill { stroke: url(#summer-ring-grad); }
.sts-du--summer .sts-du__ring-wrap svg { filter: drop-shadow(0 0 14px rgba(172,75,4,.4)); }
.sts-du--summer .sts-du__ring-pct { color: #2d1200; }
.sts-du--summer .sts-du__ring-label { color: rgba(45,18,0,.5); }
.sts-du--summer .sts-du__ring-sub { color: rgba(45,18,0,.5); }

.sts-du--summer .sts-du__section { background: rgba(248,200,130,.35); backdrop-filter: blur(8px); }
.sts-du--summer .sts-du__sec-label { color: #ac4b04; }
.sts-du--summer .sts-du__sec-label::before { background: linear-gradient(90deg, transparent, rgba(0,0,0,.15)); }
.sts-du--summer .sts-du__sec-label::after { background: linear-gradient(270deg, transparent, rgba(0,0,0,.15)); }

.sts-du--summer .sts-du__rel-card {
    background: rgba(255,255,255,.2);
    border-color: rgba(0,0,0,.15);
}
.sts-du--summer .sts-du__rel-card:hover {
    background: rgba(255,255,255,.35);
    border-color: rgba(0,0,0,.25);
}
.sts-du--summer .sts-du__rel-days { color: #ac4b04; }
.sts-du--summer .sts-du__rel-name { color: #2d1200; }

.sts-du--summer .sts-du__actions { background: rgba(248,185,100,.45); backdrop-filter: blur(8px); border-top: 1px solid rgba(172,75,4,.15); }
.sts-du--summer .sts-du__btn--primary { background: #ac4b04 !important; color: #fff !important; border: none !important; font-weight: 800 !important; }
.sts-du--summer .sts-du__btn--primary:hover { background: #8a3c03 !important; }
.sts-du--summer .sts-du__btn--ghost { background: rgba(255,255,255,.35) !important; color: #2d1200 !important; border: 1px solid rgba(172,75,4,.2) !important; font-weight: 700 !important; }
.sts-du--summer .sts-du__btn--ghost:hover { background: rgba(255,255,255,.4) !important; }
.sts-du--summer .sts-du__btn--red { background: #f19c0a !important; color: #1a3000 !important; border: none !important; font-weight: 700 !important; }
.sts-du--summer .sts-du__btn--red:hover { background: #d4850a !important; }
.sts-du--summer .sts-du__toast { background: #2d1200; color: #fff; }

/* Summer sun decorations — glowing */
.sts-du__sun {
    position: absolute; pointer-events: none; z-index: 2;
    animation: sts-sun-pulse 4s ease-in-out infinite;
}
.sts-du__sun--main  { top: 5%; right: 4%; }
.sts-du__sun--small { top: 9%; left: 5%; animation-delay: -2s; opacity: .6; }
.sts-du__sun--tiny  { top: 3%; left: 44%; animation-delay: -1s; opacity: .35; }
@keyframes sts-sun-pulse {
    0%,100% { transform: scale(1) rotate(0deg);    filter: drop-shadow(0 0 10px rgba(241,156,10,.6)); }
    50%      { transform: scale(1.1) rotate(15deg); filter: drop-shadow(0 0 28px rgba(172,75,4,.9)); }
}

/* ══════════════════════════════════════════════════════════════
   MOBILE RESPONSIVE — all themes
   ══════════════════════════════════════════════════════════════ */

@media (max-width: 600px) {
    .sts-du { border-radius: 12px; margin: 0 0 2rem; }
    .sts-du__hero { padding: 16px 16px 20px; }
    .sts-du__title { font-size: clamp(24px, 8vw, 40px); }
    .sts-du__big-num { font-size: clamp(64px, 20vw, 100px); letter-spacing: -4px; }
    .sts-du__flip { width: 60px; height: 68px; font-size: 30px; }
    .sts-du__clock-sep { font-size: 34px; padding-bottom: 20px; }
    .sts-du__clock { gap: 6px; }
    .sts-du__stats { max-width: 100%; }
    .sts-du__stat { padding: 12px 4px; }
    .sts-du__stat-num { font-size: 16px; }
    .sts-du__ring-section { padding: 20px 16px; }
    .sts-du__section { padding: 16px; }
    .sts-du__actions { padding: 8px 16px 20px; gap: 8px; }
    .sts-du__btn { padding: 10px 14px; font-size: 11px; }
    .sts-du__rel-grid { grid-template-columns: repeat(2, 1fr); }
    .sts-du__eyebrow { font-size: 9px; letter-spacing: 1.5px; padding: 4px 10px; }
}