/* =========================
   FONTS
========================= */

@font-face {
  font-family: "Letters Torn";
  src:
    url("assets/fonts/letters/letters-torn.woff2") format("woff2"),
    url("assets/fonts/letters/letters-torn.woff") format("woff");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* =========================
   VARIABLES & RESET
========================= */

:root{
  --bg: #0b0b0f;
  --text: #f3f3f3;
  --muted: rgba(255,255,255,.68);
  --card: rgba(255,255,255,.06);
  --border: rgba(255,255,255,.12);

  --clock-bg: #000;
  --clock-red: #ff2a2a;
}

* { box-sizing: border-box; }
html, body { height: 100%; }

/* =========================
   BASE
========================= */

body{
  margin: 0;
  font-family: "Nunito", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(900px 500px at 20% 0%, rgba(255,42,42,.10), transparent 60%),
    radial-gradient(900px 500px at 90% 20%, rgba(255,255,255,.08), transparent 55%),
    var(--bg);
  color: var(--text);
}

/* =========================
   HEADER
========================= */

.site-header{
  position: relative;
  padding: 48px 18px 18px;
  text-align: center;
}

.auth-actions{
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 5;
}

.auth-link{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 10px 14px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(18,18,24,.72);
  color: var(--text);
  text-decoration: none;
  font: inherit;
  font-size: 14px;
  box-shadow: 0 14px 28px rgba(0,0,0,.16), inset 0 1px 0 rgba(255,255,255,.08);
}

.auth-link:hover{
  background: rgba(28,28,36,.9);
}

.auth-button{
  cursor: pointer;
}

.auth-menu{
  position: relative;
}

.auth-dropdown{
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 180px;
  display: grid;
  gap: 6px;
  padding: 10px;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.12);
  background:
    radial-gradient(220px 140px at 0% 0%, rgba(255,42,42,.10), transparent 58%),
    rgba(8,8,14,.96);
  box-shadow: 0 22px 48px rgba(0,0,0,.28);
}

.auth-dropdown[hidden]{
  display: none;
}

.auth-dropdown-link{
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 12px 14px;
  border-radius: 16px;
  color: var(--text);
  text-decoration: none;
  font: inherit;
  font-size: 16px;
  font-weight: 600;
  background: transparent;
  border: 0;
}

.auth-dropdown-link:hover{
  background: rgba(255,255,255,.06);
}

.auth-dropdown-button{
  width: 100%;
  cursor: pointer;
}

@media (max-width: 719px){
  .site-header{
    padding-top: 96px;
  }

  .auth-actions{
    left: 18px;
    right: 18px;
    justify-content: center;
    flex-wrap: wrap;
  }
}

.site-header h1{
  font-family: "Letters Torn", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  margin: 0 0 10px;
  font-size: clamp(32px, 4.5vw, 54px);
  letter-spacing: .5px;
}

.subtitle{
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.view-switch{
  margin-top: 18px;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255,255,255,.04);
}

.view-toggle{
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, transform .2s ease;
}

.view-toggle:hover{
  color: var(--text);
}

.view-toggle.is-active{
  background: linear-gradient(135deg, rgba(255,42,42,.9), rgba(255,102,102,.72));
  color: #fff7f7;
  transform: translateY(-1px);
}

/* =========================
   LAYOUT
========================= */

.container{
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 18px 56px;
}

.section-intro{
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.grid{
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

@media (min-width: 720px){
  .grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* Desktop stays 2 columns (NOT 3) */
@media (min-width: 1024px){
  .grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* =========================
   CARDS
========================= */

.card{
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 18px;
  padding: 16px;
  overflow: hidden;
  min-width: 0;
}

.card-top{
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
  min-width: 0;
}

.label{
  margin: 0;
  font-size: 18px;
  font-weight: 650;
}

.meta{
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-family: Georgia, "Times New Roman", Times, serif;
}

.status-text{
  margin: 0;
  color: rgba(255,255,255,.82);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* =========================
   CLOCK (DIGITAL)
========================= */

.clock{
  position: relative;
  background: var(--clock-bg);
  border-radius: 14px;
  padding: 18px 14px 14px;
  border: 1px solid rgba(255,255,255,.10);
  overflow: hidden;
  min-width: 0;
}

/* scanlines */
.clock::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(255,255,255,.04) 0px,
      rgba(255,255,255,.04) 1px,
      rgba(0,0,0,0) 3px,
      rgba(0,0,0,0) 6px
    );
  opacity:.18;
  pointer-events:none;
}

/* red glow vignette */
.clock::after{
  content:"";
  position:absolute;
  inset:-30%;
  background: radial-gradient(circle at 30% 20%, rgba(255,42,42,.18), transparent 55%);
  opacity:.55;
  filter: blur(12px);
  pointer-events:none;
}

/* digits */
.digits{
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  column-gap: 8px;
  align-items: baseline;
  justify-items: center;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1, "liga" 0;
  color: var(--clock-red);
  font-size: clamp(26px, 3.4vw, 46px);
  letter-spacing: 1px;
  text-align: center;
  text-shadow:
    0 0 6px rgba(255,42,42,.35),
    0 0 18px rgba(255,42,42,.28),
    0 0 36px rgba(255,42,42,.18);
  user-select: none;
  white-space: nowrap;
  line-height: 1;
  min-width: 0;
}

.digits.has-sign{
  grid-template-columns: 0.55ch repeat(4, minmax(0, 1fr));
  column-gap: 12px;
}

.time-sign{
  position: static;
  align-self: center;
  justify-self: center;
  font-size: .88em;
  line-height: 1;
  text-shadow:
    0 0 6px rgba(255,42,42,.35),
    0 0 18px rgba(255,42,42,.28),
    0 0 36px rgba(255,42,42,.18);
}

.digit-group{
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  min-width: 0;
}

.digit-group .value{
  display: inline-block;
}

/* blinking colons */
.digits .colon{
  display:inline-block;
  width: 0.6ch;
  animation: colonBlink 1s steps(1,end) infinite;
}

.ghost-layer{
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  column-gap: 8px;
  align-items: baseline;
  justify-items: center;
  color: rgba(255,42,42,.18);
  filter: blur(2px);
  transform: translateY(1px) scale(1.01);
  pointer-events: none;
}

.digits.has-sign .ghost-layer{
  left: calc(0.55ch + 12px);
  width: calc(100% - 0.55ch - 12px);
}

.ghost-layer .digit-group{
  gap: 4px;
}

@keyframes colonBlink{
  0%,49%{ opacity:1 }
  50%,100%{ opacity:.25 }
}

/* units */
.units{
  position: relative;
  z-index: 1;
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 0;
  column-gap: 8px;
  color: rgba(255,255,255,.50);
  font-size: 11px;
  letter-spacing: 2px;
  text-align: center;
  user-select: none;
  min-width: 0;
}

.empty-state{
  margin: 20px 0 0;
  color: var(--muted);
  text-align: center;
  font-size: 14px;
}

/* =========================
   DONE STATE
========================= */

.card.done .digits{
  color: rgba(255,255,255,.55);
  text-shadow: none;
}

.card.done .clock{
  background: rgba(0,0,0,.85);
}

.card.is-past{
  background: rgba(255,255,255,.04);
}

.card.is-past .status-text{
  color: rgba(255,255,255,.62);
}