/* Mobile-first, large type, generous spacing, warm palette */
:root{
  color-scheme: light;
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-muted: #f9fafb;
  --surface-soft: #f3f4f6;
  --surface-strong: #ffffff;
  --ink: #111827;
  --muted: #6b7280;
  --muted-strong: #4b5563;
  --line: #e5e7eb;
  --hover-tint: rgba(148,163,184,.28);
  --hover-tint-soft: rgba(148,163,184,.18);
  --hover-danger: rgba(239,68,68,.12);
  --danger: #ef4444;
  --shadow-soft: rgba(15,23,42,.08);
  --header-bg: linear-gradient(180deg, #ffffff, rgba(255,255,255,.92));
  --amber: #f59e0b;              /* smiles accent */
  --amber-soft: rgba(245, 158, 11, .10);

  --add: #777;

  /* time label backgrounds */
  --night: #450074;
  --morning: #fde68a;
  --day: #93c5fd;
  --evening: #fdba74;

  --radius: 14px;
  --pad: 14px;
  --tap: 44px;
  --maxw: 750px;
}

:root[data-theme-resolved="dark"]{
  color-scheme: dark;
  --bg: #0b1120;
  --surface: rgba(15,23,42,.94);
  --surface-muted: #17213a;
  --surface-soft: rgba(148,163,184,.12);
  --surface-strong: #111a2c;
  --ink: #e2e8f0;
  --muted: #94a3b8;
  --muted-strong: #cbd5f5;
  --line: rgba(148,163,184,.35);
  --hover-tint: rgba(148,163,184,.18);
  --hover-tint-soft: rgba(148,163,184,.12);
  --hover-danger: rgba(239,68,68,.24);
  --danger: #f97373;
  --shadow-soft: rgba(2,6,23,.48);
  --header-bg: linear-gradient(180deg, rgba(15,23,42,.96), rgba(15,23,42,.85));
  --amber-soft: rgba(245, 158, 11, .6);

  --add: #ccc;

  --morning: #cea503;
  --day: #0577fa;
  --evening:#d36f03; 
}

*{ box-sizing: border-box; }
html, body{ height: 100%; background: var(--bg); color: var(--ink); }
body{
  margin: 0;
  font: 400 18px/1.45 ui-rounded, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

.app-header{
  position: sticky; top: 0; z-index: 50;
  background: var(--header-bg);
  backdrop-filter: saturate(1.1) blur(6px);
  padding: 18px 16px 10px 16px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-meta{
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-right: auto;
}
.header-actions{
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.brand-logo{
  height: 52px;
  width: auto;
}
.brand{
  margin: 0;
  font-size: 22px;
  letter-spacing: .5px;
}
.brand-tagline{
  font-size: 15px;
  padding-top: 0px;
  margin-top: -5px;
  font-style: italic;
  color: var(--muted);
}
.theme-toggle{
  width: var(--tap);
  height: var(--tap);
  min-width: var(--tap);
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--muted-strong);
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.theme-toggle svg{
  width: 24px;
  height: 24px;
  display: block;
}
.theme-toggle:hover,
.theme-toggle:focus-visible{
  color: var(--ink);
  background: var(--hover-tint-soft);
  border-color: var(--muted);
}
.theme-toggle:active{
  transform: scale(.96);
}
.config-wrapper{
  position: relative;
  display: inline-flex;
}
.config-toggle{
  width: var(--tap);
  height: var(--tap);
  min-width: var(--tap);
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--muted-strong);
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.config-toggle svg{
  width: 22px;
  height: 22px;
}
.config-toggle:hover,
.config-toggle:focus-visible{
  color: var(--ink);
  background: var(--hover-tint-soft);
  border-color: var(--muted);
}
.config-toggle:active{
  transform: scale(.96);
}
.config-menu{
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: min(280px, 75vw);
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 18px 36px var(--shadow-soft);
  padding: 16px;
  z-index: 120;
}
.config-menu.hidden{
  display: none;
}
.config-menu-head{
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}
.config-menu-title{
  font-weight: 600;
  font-size: 17px;
}
.config-menu-sub{
  font-size: 14px;
  color: var(--muted);
}
.config-options{
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
}
.config-option{
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
}
.config-option input[type="checkbox"]{
  width: 18px;
  height: 18px;
  accent-color: var(--amber);
}
.config-request-permission{
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--ink);
  padding: 10px 12px;
  font-size: 15px;
  margin-bottom: 10px;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.config-request-permission:hover,
.config-request-permission:focus-visible{
  background: var(--hover-tint-soft);
  border-color: var(--muted);
}
.config-request-permission:disabled{
  opacity: .5;
  pointer-events: none;
}
.config-status{
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}
.config-status[data-state="error"]{ color: var(--danger); }
.config-status[data-state="success"]{ color: var(--muted-strong); }
.info-trigger{
  position: absolute;
  top: 8px;
  right: 8px;
  border: 0;
  background: transparent;
  font-size: 24px;
  line-height: 1;
  color: var(--muted-strong);
  padding: 4px;
  border-radius: 8px;
  transition: background .2s ease, color .2s ease;
}
.info-trigger:hover,
.info-trigger:focus-visible{
  color: var(--ink);
  background: var(--hover-tint);
}
.info-trigger[aria-expanded="false"]{ color: var(--muted); }

.info-box-container{
  position: relative;
  margin: 0 auto;
  padding: 0px 12px 12px;
  max-width: var(--maxw);
}

.info-box-container .info-trigger.hidden{
  display: none;
}

.info-box{
  position: relative;
  margin: 12px auto 0;
  padding: 16px 18px;
  max-width: var(--maxw);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-muted);
  color: var(--ink);
  box-shadow: 0 8px 18px var(--shadow-soft);
}
.info-box.hidden{ display: none; }
.info-box p{
  margin: 0;
  font-size: 16px;
}
.info-close{
  position: absolute;
  top: 2px;
  right: 2px;
  border: 0;
  background: transparent;
  font-size: 20px;
  line-height: 1;
  color: var(--muted);
  border-radius: 8px;
  padding: 2px 6px;
  transition: background .2s ease, color .2s ease;
}
.info-close:hover,
.info-close:focus-visible{
  color: var(--ink);
  background: var(--hover-tint);
}

.app{
  margin: 0 auto;
  padding: 8px 12px 72px;
  max-width: var(--maxw);
}

/* Day separator */
.day{ margin: 20px 0 28px; }
.day-separator{
  font-size: 18px; margin: 10px 6px 12px; font-weight: 600;
}

/* Slot layout */
.slot{
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 10px;
  align-items: stretch;
  margin-bottom: 18px;
}
.slot-label{
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px 0;
  overflow: hidden;
}
.slot-label span{
  display: inline-block;
  writing-mode: vertical-rl;
  transform: rotate(180deg);      /* “rotated 90°” visual */
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .8px;
  text-transform: uppercase;
  opacity: .92;
}
.slot[data-slot="night"] .slot-label{ background: var(--night); color: #fff; }
.slot[data-slot="morning"] .slot-label{ background: var(--morning); }
.slot[data-slot="day"] .slot-label{ background: var(--day); }
.slot[data-slot="evening"] .slot-label{ background: var(--evening); }

.slot-body{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px;
  min-height: 72px;
  background: var(--surface);
}
.smile-list{ position: relative; }

/* Suggestion row */
.slot-suggestion{
  display: flex; align-items: center; gap: 8px;
  background: var(--surface-soft);
  border-radius: 999px;
  padding: 6px 8px 6px 6px;
  margin: 4px 4px 10px;
}
.suggest-add{
  width: var(--tap); height: var(--tap);
  min-width: var(--tap);
  border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface-strong); font-size: 20px; line-height: 1;
  color: var(--add)
}
.suggest-text{
  flex: 1;
  text-align: left;
  color: var(--muted);
  background: transparent;
  border: 0;
  padding: 8px 6px;
  font-size: 16px;
}

/* Smile card */
.smile-card{
  display: grid;
  grid-template-columns: 1fr 42px;
  align-items: stretch;
  border: 1px solid var(--line);
  background: var(--amber-soft);
  border-left: 4px solid var(--amber);
  border-radius: 12px;
  padding: 0;
  margin: 8px 4px;
  touch-action: manipulation;
  overflow: hidden;
}
.smile-card.dragging,
.smile-card.sorting{ opacity: .75; }

.smile-main{
  display: flex;
  position: relative;
  flex-direction: column;
  gap: 8px;
  padding: 10px 12px 12px;
}

.smile-title{
  font-size: 18px;
  width: 100%; border: 0; outline: none; background: transparent;
  padding: 6px 4px;
}
.smile-title::selection{ background: #fde68a; }

.smile-desc{
  display: block;
  width: 100%; min-height: 22px; resize: none;
  border: 0; outline: none;
  padding: 6px 4px;
  font-size: 16px; color: var(--ink); background: transparent;
}
.smile-desc::placeholder{ color: var(--muted); }

.smile-handle{
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  font-size: 22px;
  color: var(--muted);
  cursor: grab;
  padding: 0 10px;
  touch-action: none;
  user-select: none;
  transition: color .2s ease, background .2s ease;
}
.smile-handle:hover,
.smile-handle:focus-visible{
  color: var(--muted-strong);
  background: var(--hover-tint-soft);
}
.smile-card.sorting .smile-handle,
.smile-handle:active{
  cursor: grabbing;
}

/* Drop indicators */
.slot-body.dragover{ outline: none; }
.drop-marker{
  height: 2px; background: var(--amber);
  margin: 2px 0;
}
.drop-placeholder{
  border: 2px dashed var(--amber);
  border-radius: 12px;
  margin: 8px 4px;
  background: rgba(245, 158, 11, .08);
  pointer-events: none;
}

.delete-zone{
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 64px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(248, 113, 113, 0.4);
  border-top: 3px dashed rgba(190, 24, 24, 0.6);
  border-bottom: 3px dashed rgba(190, 24, 24, 0.6);
  color: rgba(190, 24, 24, 0.95);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 14px;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  transform: translateY(100%);
  z-index: 250;
  pointer-events: none;
}

.delete-zone.visible{
  transform: translateY(0);
}

.delete-zone.active{
  background: rgba(248, 113, 113, 1);
  border-color: rgba(185, 28, 28, 0.9);
  color: rgba(185, 28, 28, 1);
}

.load-more-sentinel{
  height: 64px;
}

/* Hit areas */
button, input, textarea{ font-family: inherit; }
button{ cursor: pointer; }

/* Compact wide screens */
@media (min-width: 680px){
  .smile-title{ font-size: 19px; }
}