/* ─── CSS Reset & Base ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0a0a0a;
  --panel:     #111111;
  --panel-light:#151515;
  --border:    #2a2a2a;
  --glow-ist:  #c8ffa0;
  --glow-evo:  #a0d4ff;
  --glow-love: #ff70a6;
  --dim-ist:   rgba(200,255,160,0.06);
  --dim-evo:   rgba(160,212,255,0.06);
  --seg-on-ist:#b8f080;
  --seg-on-evo:#90c8f4;
  --seg-off:   #1c1c1c;
  --label:     #555;
  --sublabel:  #3a3a3a;
  --scanline:  rgba(255,255,255,0.02);
}

body {
  height: 100%;
  background: var(--bg);
  color: #ccc;
  font-family: 'Orbitron', monospace;
  overflow-x: hidden;
  transition: box-shadow 0.3s ease-out;
}
body.flash-screen {
  box-shadow: inset 0 0 100px var(--glow-ist);
}

/* ─── Themes ─────────────────────────────────────────  */
[data-theme="matrix"] {
  --glow-ist:  #0f0;
  --glow-evo:  #0f0;
  --glow-love: #0f0;
  --seg-on-ist:#0f0;
  --seg-on-evo:#0f0;
  --dim-ist:   rgba(0, 255, 0, 0.06);
  --dim-evo:   rgba(0, 255, 0, 0.06);
}
[data-theme="vaporwave"] {
  --glow-ist:  #0ff;
  --glow-evo:  #f0f;
  --glow-love: #ff0055;
  --seg-on-ist:#0ff;
  --seg-on-evo:#f0f;
  --dim-ist:   rgba(0, 255, 255, 0.06);
  --dim-evo:   rgba(255, 0, 255, 0.06);
}
[data-theme="cyberpunk"] {
  --glow-ist:  #f03e3e;
  --glow-evo:  #f0eb3e;
  --glow-love: #ff2a2a;
  --seg-on-ist:#f03e3e;
  --seg-on-evo:#f0eb3e;
  --dim-ist:   rgba(240, 62, 62, 0.06);
  --dim-evo:   rgba(240, 235, 62, 0.06);
}
[data-theme="pink"] {
  --glow-ist:  #ff69b4;
  --glow-evo:  #ffb6c1;
  --glow-love: #ff1493;
  --seg-on-ist:#ff69b4;
  --seg-on-evo:#ffb6c1;
  --dim-ist:   rgba(255, 105, 180, 0.06);
  --dim-evo:   rgba(255, 182, 193, 0.06);
}

/* ─── Animated grid background ─────────────────────── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed; inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent,
    transparent 2px,
    var(--scanline) 2px,
    var(--scanline) 4px
  );
  pointer-events: none;
  z-index: 1;
}

/* ─── Layout ─────────────────────────────────────────  */
.page {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 2rem 1rem 4rem;
}

header {
  text-align: center;
  margin-bottom: 2rem;
}

header .tagline {
  font-size: 0.65rem;
  letter-spacing: 0.5em;
  color: var(--label);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

header h1 {
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 900;
  letter-spacing: 0.1em;
  color: #d0d0d0;
  text-shadow: 0 0 30px rgba(255,255,255,0.08);
}
header h1 span { color: #888; }

.header-line {
  width: 80px; height: 1px;
  background: linear-gradient(90deg, transparent, #444, transparent);
  margin: 1rem auto;
}

.header-user {
  font-size: 0.75rem;
  color: var(--glow-evo);
  margin-top: 1rem;
}

/* ─── SPA View State ─────────────────────────────────  */
.view {
  display: none;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
.view.active {
  display: flex;
}

/* ─── Generic Card ───────────────────────────────────  */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2.5rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.form-card { width: 100%; max-width: 400px; text-align: center; }
.form-card h2 { margin-bottom: 1.5rem; letter-spacing: 0.2rem; }
.form-card .desc { font-size: 0.8rem; color: #888; margin-bottom: 2rem; line-height: 1.4; }

/* ─── Forms ──────────────────────────────────────────  */
.form-group {
  margin-bottom: 1.5rem;
  text-align: left;
}
.form-group label {
  display: block;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--sublabel);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
}
.form-group input, .form-group select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: #fff;
  padding: 0.8rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  border-radius: 2px;
}
.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: var(--glow-evo);
  box-shadow: 0 0 10px rgba(160,212,255,0.1);
}
.form-group input:disabled, .form-group select:disabled {
  opacity: 0.5; cursor: not-allowed;
}

/* ─── Buttons ────────────────────────────────────────  */
.btn-group { display: flex; gap: 1rem; margin-top: 2rem; }
.btn {
  flex: 1;
  padding: 0.8rem 1rem;
  background: var(--panel-light);
  border: 1px solid var(--border);
  color: #fff;
  font-family: 'Orbitron', monospace;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
}
.btn.primary { background: var(--glow-evo); color: #000; border-color: var(--glow-evo); }
.btn.primary:hover { box-shadow: 0 0 15px var(--glow-evo); }
.btn.secondary:hover { border-color: #fff; }
.btn.full { width: 100%; }
.btn.small { padding: 0.4rem 0.8rem; font-size: 0.7rem; }

.btn.task-btn { background: transparent; border: 1px dashed #4db8ff; color: #a6daff; }
.btn.task-btn:hover { background: rgba(77, 184, 255, 0.1); box-shadow: 0 0 15px rgba(77, 184, 255, 0.4); border-style: solid; }

.link-btn {
  background: none; border: none; color: #888;
  font-family: inherit; font-size: inherit;
  cursor: pointer; text-decoration: underline;
}
.link-btn:hover { color: #fff; }

.error-msg {
  color: #ff5555;
  font-size: 0.8rem;
  margin-top: 1rem;
  min-height: 1rem;
}

/* ─── Pair Code ──────────────────────────────────────  */
.code-display {
  display: flex; flex-direction: column; gap: 0.5rem;
  background: var(--bg);
  padding: 1.5rem; border: 1px dashed var(--border);
}
.code-display span { font-size: 0.6rem; letter-spacing: 0.2em; color: var(--label); }
.code-display strong { font-family: 'Share Tech Mono', monospace; font-size: 2rem; color: var(--glow-ist); filter: drop-shadow(0 0 5px var(--glow-ist)); letter-spacing: 0.2em; }

/* ─── Dashboard Layout: Side-by-side Clocks + Center ─  */
.dash-layout {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  width: 100%;
}
@media (max-width: 1000px) {
  .dash-layout { flex-direction: column; }
}

/* ─── Center Controls Panel ──────────────────────────  */
.controls-panel {
  display: flex; flex-direction: column; gap: 1rem;
  align-items: center; justify-content: center;
  padding: 2rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  width: 100%; max-width: 300px;
}
.controls-panel h3 {
  font-size: 0.7rem; letter-spacing: 0.3em;
  color: var(--label); margin-bottom: 0.5rem;
}
/* ─── Swipe Grid ─────────────────────────────────────  */
.swipe-wrapper {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  width: 100%;
  padding-bottom: 5px;
}
.swipe-wrapper::-webkit-scrollbar { display: none; }
.swipe-page {
  min-width: 100%;
  scroll-snap-align: center;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-auto-rows: 1fr;
  gap: 0.8rem;
}
.swipe-dots {
  display: flex; gap: 6px; margin-top: 5px; justify-content: center; width: 100%;
}
.swipe-dots .dot {
  width: 6px; height: 6px; border-radius: 50%; background: #444; transition: 0.3s;
}
.swipe-dots .dot.active { background: var(--glow-evo); box-shadow: 0 0 5px var(--glow-evo); }

.swipe-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: var(--panel-light); border: 1px solid var(--border);
  color: var(--label); width: 20px; height: 20px; border-radius: 50%;
  z-index: 10; cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 0.5rem; transition: 0.2s;
}
.swipe-nav:hover { color: #fff; border-color: #fff; box-shadow: 0 0 10px rgba(255,255,255,0.2); }
@media (max-width: 600px) { .swipe-nav { display: none; } }

.action-btn {
  width: 100%;
  height: 100%;
  padding: 1rem 0.5rem;
  background: var(--panel-light);
  border: 1px solid var(--border);
  color: #eee;
  font-family: 'Orbitron', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
  display: flex; align-items: center; justify-content: center; text-align: center;
}
.action-btn:hover { border-color: var(--glow-evo); box-shadow: 0 0 15px rgba(160,212,255,0.2); }
.action-btn:active { transform: scale(0.96); box-shadow: inset 0 0 10px rgba(0,0,0,0.5); border-color: #fff; }

.action-btn.loc-btn { border-color: rgba(255, 170, 0, 0.4); color: #ffaa00; font-size: 0.65rem; }
.action-btn.loc-btn:hover { border-color: #ffaa00; box-shadow: 0 0 15px rgba(255, 170, 0, 0.4); }

.action-btn.love-btn { border-color: rgba(255, 112, 166, 0.4); color: var(--glow-love); }
.action-btn.love-btn:hover { border-color: var(--glow-love); box-shadow: 0 0 20px rgba(255, 112, 166, 0.4); }

/* ─── Single clock card ──────────────────────────────  */
.clock-card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2.5rem;
  display: flex; flex-direction: column; align-items: center; gap: 1.6rem;
  min-width: 340px;
}
.clock-card::before, .clock-card::after { content: '◉'; position: absolute; font-size: 0.55rem; color: #333; }
.clock-card::before { top: 10px; left: 14px; }
.clock-card::after  { top: 10px; right: 14px; }

.clock-card.ist { box-shadow: 0 0 0 1px #1e2e18, 0 0 40px rgba(180,255,120,0.05), inset 0 0 60px var(--dim-ist); }
.clock-card.evo { box-shadow: 0 0 0 1px #16222e, 0 0 40px rgba(100,180,255,0.05), inset 0 0 60px var(--dim-evo); }

.location { text-align: center; }
.location .city { font-size: 1rem; font-weight: 700; letter-spacing: 0.35em; text-transform: uppercase; }
.ist .location .city { color: var(--seg-on-ist); text-shadow: 0 0 12px var(--glow-ist); }
.evo .location .city { color: var(--seg-on-evo); text-shadow: 0 0 12px var(--glow-evo); }
.location .tz { margin-top: 0.2rem; font-size: 0.58rem; letter-spacing: 0.4em; color: var(--sublabel); }

.seg-display { display: flex; align-items: center; gap: 0.4rem; }
.seg-digit { position: relative; width: 38px; height: 68px; }
.seg { position: absolute; background: var(--seg-off); border-radius: 2px; transition: background 0.06s, box-shadow 0.06s; }
.seg.h { width: 26px; height: 5px; left: 6px; }
.seg.v { width: 5px; height: 26px; }
.seg.a { top: 0; left: 6px; }
.seg.b { top: 6px; right: 0; }
.seg.c { bottom: 6px; right: 0; }
.seg.d { bottom: 0; left: 6px; }
.seg.e { bottom: 6px; left: 0; }
.seg.f { top: 6px; left: 0; }
.seg.g { top: 31px; left: 6px; }

.ist .seg.on { background: var(--seg-on-ist); box-shadow: 0 0 6px var(--glow-ist), 0 0 14px var(--glow-ist); }
.evo .seg.on { background: var(--seg-on-evo); box-shadow: 0 0 6px var(--glow-evo), 0 0 14px var(--glow-evo); }

.seg-colon { display: flex; flex-direction: column; justify-content: center; gap: 14px; padding-bottom: 4px; }
.seg-colon .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--seg-off); transition: background 0.06s, box-shadow 0.06s; }
.ist .seg-colon .dot.on { background: var(--seg-on-ist); box-shadow: 0 0 6px var(--glow-ist), 0 0 12px var(--glow-ist); }
.evo .seg-colon .dot.on { background: var(--seg-on-evo); box-shadow: 0 0 6px var(--glow-evo), 0 0 12px var(--glow-evo); }

.meta-row { width: 100%; display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--border); padding-top: 1rem; gap: 1rem; }
.meta-item { display: flex; flex-direction: column; align-items: center; gap: 0.3rem; }
.meta-label { font-size: 0.45rem; letter-spacing: 0.45em; color: var(--sublabel); text-transform: uppercase; }
.meta-value { font-family: 'Share Tech Mono', monospace; font-size: 0.88rem; letter-spacing: 0.12em; }
.ist .meta-value { color: var(--seg-on-ist); text-shadow: 0 0 8px var(--glow-ist); }
.evo .meta-value { color: var(--seg-on-evo); text-shadow: 0 0 8px var(--glow-evo); }

/* ─── Banner ─────────────────────────────────────────  */
.push-banner {
  width: 100%; background: rgba(160,212,255,0.1); border: 1px solid var(--glow-evo);
  padding: 1rem; margin-bottom: 2rem; display: flex; justify-content: space-between; align-items: center;
  border-radius: 4px;
}
.push-banner p { font-size: 0.8rem; color: #fff; }

/* ─── Ping Inbox ─────────────────────────────────────  */
.ping-inbox {
  margin-top: 1.5rem;
  padding: 1rem;
  background: var(--bg);
  border: 1px dashed var(--glow-evo);
  border-radius: 4px;
  text-align: center;
  width: 100%;
}
.ping-inbox h4 { font-size: 0.6rem; letter-spacing: 0.2em; color: var(--glow-evo); margin-bottom: 0.8rem; }
.ping-inbox p { font-size: 0.8rem; color: #fff; line-height: 1.4; margin-bottom: 0.8rem; }

/* ─── Tasks List ─────────────────────────────────────  */
.task-item {
  background: var(--bg); border: 1px solid var(--border); padding: 1rem; margin-bottom: 0.5rem;
  display: flex; justify-content: space-between; align-items: center; border-radius: 4px;
}
.task-info h4 { font-size: 0.85rem; color: #fff; margin-bottom: 0.3rem;}
.task-info p { font-size: 0.6rem; color: #888; font-family: 'Share Tech Mono', monospace; }
.btn-del-task { background: transparent; border: 1px solid #ff5555; color: #ff5555; padding: 0.3rem 0.6rem; cursor: pointer; border-radius: 3px; font-family: 'Orbitron', monospace; font-size: 0.6rem; transition: 0.2s; }
.btn-del-task:hover { background: #ff5555; color: #000; }

/* ─── Modal ──────────────────────────────────────────  */
.modal {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.8);
  z-index: 100; align-items: center; justify-content: center;
}
.modal-content { text-align: center; }
.modal-content h3 { margin-bottom: 1.5rem; letter-spacing: 0.1em; }
.heart-options { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem; }
.heart-select-btn {
  padding: 1rem; background: var(--bg); border: 1px solid var(--border);
  color: #fff; font-size: 1.2rem; cursor: pointer; border-radius: 4px; transition: 0.2s;
}
.heart-select-btn:hover { background: var(--panel-light); border-color: #fff; }

footer { margin-top: auto; padding-top: 2rem; font-size: 0.5rem; letter-spacing: 0.5em; color: #2d2d2d; text-align: center; text-transform: uppercase; }

@media (max-width: 600px) {
  .clock-card { min-width: 280px; padding: 2rem 1.6rem 1.8rem; }
  .seg-digit { width: 30px; height: 54px; }
  .seg.h { width: 20px; height: 4px; left: 5px; }
  .seg.v { width: 4px; height: 21px; }
  .seg.a { top: 0; left: 5px; }
  .seg.b { top: 5px; }
  .seg.c { bottom: 5px; }
  .seg.d { bottom: 0; left: 5px; }
  .seg.e { bottom: 5px; }
  .seg.f { top: 5px; }
  .seg.g { top: 25px; left: 5px; }
}