:root{
  --blue:#233C76;
  --pink:#ff5ea8;
  --pink-soft: rgba(255,94,168,.18);  /* soft transparent pink */
  --sky:#48b6ff;
  --white:#ffffff;
  --ink:rgba(255,255,255,.92);
  --ink-muted:rgba(255,255,255,.75);
  --black: #000000;

  /* Logo gradient - pink to black */
  --logo-gradient: linear-gradient(135deg, #ff5ea8, #000000);

  /* Intro page colors */
  --icon-color: linear-gradient(135deg, #48b6ff, #ff5ea8);
  --primary-gradient: linear-gradient(135deg, #ff5ea8 0%, #48b6ff 100%);

  /* Original gradients (kept for TWIN+) */
  --card-grad: linear-gradient(135deg, rgba(35,60,118,.85) 0%, rgba(35,60,118,.65) 100%);
  --card-grad-plus: linear-gradient(135deg, var(--pink-soft) 0%, rgba(255,94,168,.12) 100%);
  --head-glass: rgba(255,255,255,.10);
  --head-glass-plus: rgba(255,94,168,.18);
  --shadow: 0 10px 24px rgba(0,0,0,.25);
  
  /* Predictions page variables */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-heavy: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.12);
  --time-color: #ff5ea8;
}


html,body{height:100%;}
body{
  margin:0; color:var(--ink);
  /* Black canvas + same corner gradients */
  background:
    radial-gradient(1200px 1200px at 10% -10%, var(--pink) -20%, transparent 45%),
    radial-gradient(1400px 1200px at 110% 10%, rgba(255,255,255,.12) -20%, transparent 55%),
    #000;  /* <- solid black base */
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  overflow-y: hidden;
}
.shell{max-width:1200px; margin:28px auto; padding:0 16px;}


.topbar{
  display:grid; grid-template-columns: 1fr auto; align-items:center;
  gap:16px; margin-bottom:16px;
}
.brand{display:flex; align-items:center; gap:10px; justify-self:center;}
.app-title{
  margin:0; 
  letter-spacing:1px;
  color: var(--white);
}


.controls{
  display:grid; grid-template-columns: 1fr auto; gap:10px; justify-items:start;
}
.input-group{ position:relative; width:100%; }
.input-group input{
  width:98%; padding:16px 0px 12px 14px;  /* room for inside button */
  border-radius:10px; border:1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.12); color:var(--white); outline:none;
}
.input-group input::placeholder{ color:rgba(255,255,255,.7); }

.btn-both-inside{
  position:absolute; right:0px; top:50%; transform:translateY(-50%); height: 97%;
  padding:13px 15px; border-radius:8px; border:0; cursor:pointer;
  color:#fff; font-weight:700;
  background: linear-gradient(120deg, var(--black), var(--pink));
  box-shadow: 0 6px 14px rgba(0,0,0,.18);
  transition: background .25s ease, color .25s ease;  /* color change only */
  width: fit-content !important;
  max-width: fit-content !important;
}
.btn-both-inside:hover{
  background: var(--pink);
  color:#000;
}


.btn{
  padding:14px 13px; border-radius:10px; border:0; cursor:pointer;
  color:var(--white); font-weight:600;
  width: fit-content !important;
  max-width: fit-content !important;
}
/* TWIN+ button - green for dark theme */
.btn-plus{ background: #22c55e !important; color: #ffffff !important; }
.plus-btn { background: #22c55e !important; color: #ffffff !important; }

.grid{ display:grid; grid-template-columns:1fr 1fr; gap:20px; }



.card{
  background: #000;                     /* <- pure black card */
  border-radius:16px; box-shadow: var(--shadow); overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
}
.card-head{ padding:14px 16px; background: var(--head-glass); }
.card-head h2{ margin:0; line-height:1; }
.card-head .muted{ margin:5px 0 0; }


.card-plus{ background: var(--card-grad-plus); border-color: rgba(255,94,168,.25); }
.card-head-plus{ background: var(--head-glass-plus); }


.chatbox.big{ height:500px; overflow:auto; padding:14px 16px; scrollbar-width: none; -ms-overflow-style: none; } /* was 560 */
.chatbox.big::-webkit-scrollbar{ width:0; display: none; }
.chatbox.big::-webkit-scrollbar-track{ background: transparent; }
.chatbox.big::-webkit-scrollbar-thumb{

/* Duration Presets - Dark theme */
.duration-presets {
  background: rgba(10, 10, 10, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.15);
}
  background: transparent;
  border-radius:10px;
}
.messages{ scrollbar-width: none; }
.messages::-webkit-scrollbar{ width:0; display: none; }


.messages .user{ margin:6px 0; font-weight:600; text-align:right; }
.messages .bot{ margin:10px 0; position: relative; }

/* Star save button - white icon */
.star-save-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 6px 8px;
  font-size: 18px;
  transition: transform 0.2s ease, opacity 0.2s ease;
  z-index: 10;
}
.star-save-btn i {
  color: #ffffff !important;
}
.star-save-btn:hover {
  transform: scale(1.1);
}
.star-save-btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}


.title{ font-weight:800; margin-bottom:.25rem; }
.muted{ color:var(--ink-muted); font-size:.92rem; }
.up{ color:#18c37d; } .down{ color:#ff6b6b; }
.sparkline{ margin:.5rem 0; color:var(--white); }


.btnrow{ display:flex; gap:10px; margin-top:.5rem; }
.explain-btn, .plus-btn, .back-btn{
  padding:10px 12px; border-radius:8px; border:1px solid rgba(255,255,255,.35);
  background: transparent; color: var(--white); cursor:pointer; font-weight:600;
  min-width:108px; text-align:center;
}
.plus-btn{ background: var(--pink) !important; border-color: transparent !important; }
.back-btn{ background: var(--pink) !important; border-color: transparent !important; }


.loading{
  display:flex; justify-content:center; align-items:center; margin:6px 0;
}
.loading span{
  display:inline-block; width:8px; height:8px; margin:0 2px;
  background-color:#fff; border-radius:50%; animation:bounce .6s infinite alternate;
}
.loading span:nth-child(2){ animation-delay:.2s; }
.loading span:nth-child(3){ animation-delay:.4s; }
@keyframes bounce{ to{ opacity:.3; transform: translateY(-8px); } }

/* Fade-in */
@keyframes fadeIn { from{opacity:0; transform: translateY(2px);} to{opacity:1; transform:none;} }
.fade{ opacity:0; animation: fadeIn .45s ease-out forwards; }


.btn,
.btn-plus,
.explain-btn,
.plus-btn,
.back-btn{
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}

.btn:hover,
.btn-plus:hover,
.explain-btn:hover,
.plus-btn:hover,
.back-btn:hover{
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,.25);
}

.btn:active,
.btn-plus:active,
.explain-btn:active,
.plus-btn:active,
.back-btn:active{
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0,0,0,.22);
}


.controls .btn-plus { background: var(--pink) !important; }
.messages .plus-btn { background: var(--pink) !important; border-color: transparent !important; color:#ffffff !important; }

/* TWIN* button - black to match TWIN- panel */
.star-btn { 
  color:#fff; font-weight:700;
  background: #000000 !important;
  border-color: #000000 !important;
  padding: 8px 16px !important;
  font-size: 13px !important;
  border-radius: 10px !important;
  font-weight: 700 !important;
  min-width: 108px !important;
  transition: transform .15s ease, box-shadow .15s ease !important;
}
.star-btn:hover { 
  background: var(--pink) !important; 
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,.6) !important;
}


@media (max-width: 1100px){
  .chatbox.big{ height:460px; }
}
@media (max-width: 860px){
  .grid{ grid-template-columns:1fr; }
  .chatbox.big{ height:420px; }
}

.explain-body { padding: 8px 10px; }
.explain-title { margin: 0 0 6px; font-weight: 700; }


.kv {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  margin: 6px 0 8px;
}
.kv dt { margin: 0; opacity: .8; }
.kv dd { margin: 0; }

.bullets { margin: 6px 0 8px; padding-left: 18px; }
.bullets li { margin: 4px 0; }


.tag {
  margin-left: 6px;
  padding: 1px 6px;
  border-radius: 999px;
  font-size: 11px;
  line-height: 1.4;
  border: 1px solid currentColor;
  opacity: .85;
}
.tag.good { color: #1db954; border-color: rgba(29,185,84,.4); background: rgba(29,185,84,.12); }
.tag.bad  { color: #e44;    border-color: rgba(238,68,68,.4);  background: rgba(238,68,68,.12); }
.tag.meh  { color: #9aa3ad; border-color: rgba(154,163,173,.35); background: rgba(154,163,173,.12); }


.explain-actions { margin-top: 8px; display: flex; gap: 8px; }
.explain-actions .xlate {
  font-size: 12px; padding: 6px 10px; border-radius: 8px;
  border: 1px solid rgba(255,255,255,.25); background: transparent; cursor: pointer;
}
:root[data-theme="light"] .explain-actions .xlate { border-color: rgba(0,0,0,.25); }


.kv-lite { list-style: none; padding: 0; margin: 6px 0 8px; }
.kv-lite li { display: flex; justify-content: space-between; gap: 10px; padding: 4px 0; }
.kv-lite li > span:first-child { opacity: .8; }


.small { font-size: 12px; }
.muted { opacity: .7; }


.hidden { display: none !important; }
.explain-actions .xlate { color: inherit !important; border: 1px solid currentColor; background: transparent; }
.explain-actions .xlate:hover { filter: brightness(1.05); }
/* Translate button: raise on hover */
.explain-actions .xlate{
  color: inherit; 
  background: transparent; 
  border: 1px solid currentColor; 
  border-radius: 10px;
  padding: 8px 12px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, filter .18s ease, opacity .18s ease;
}
.explain-actions .xlate:hover{
  transform: translateY(-3px);
  box-shadow: 0 8px 18px rgba(0,0,0,.25);
  filter: brightness(1.05);
}
.explain-actions .xlate:active{
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(0,0,0,.2);
}


@keyframes explain-swap-in{
  from{ opacity:0; transform: translateY(6px) scale(.98); }
  to  { opacity:1; transform: translateY(0)    scale(1);   }
}
@keyframes explain-swap-out{
  from{ opacity:1; transform: translateY(0)    scale(1);   }
  to  { opacity:0; transform: translateY(6px) scale(.98); }
}
.explain-anim-in{ animation: explain-swap-in .22s ease both; }
.explain-anim-out{ animation: explain-swap-out .18s ease both; }


.hidden{ display:none !important; }
/* --- Did-you-mean suggestion UI --- */
.suggest { margin: 10px 0 4px; }
.suggest .title { font-weight: 800; margin-bottom: 8px; }
.suggest .row { display:flex; gap:10px; flex-wrap: wrap; }

.suggest .btn-yes,
.suggest .btn-no,
.suggest .btn-retry {
  cursor: pointer; border-radius: 10px; padding: 10px 14px; font-weight: 800;
  border: 1px solid transparent; transition: transform .14s ease, filter .14s ease, opacity .14s ease;
}
.suggest .btn-yes { background: #22c55e; color: #fff; }        /* green */
.suggest .btn-no  { background: #ef4444; color: #fff; }        /* red */
.suggest .btn-retry { background: transparent; color: inherit; border-color: currentColor; }

.suggest .btn-yes:hover,
.suggest .btn-no:hover,
.suggest .btn-retry:hover { transform: translateY(-1px); filter: brightness(1.05); }

 /* small press effect when clicking (JS toggles .press) */
.suggest .btn-yes.press,
.suggest .btn-no.press,
.suggest .btn-retry.press { transform: translateY(0); filter: none; opacity:.9; }

/* Clean menu for dark theme - just text over blur */
.menu-options {
  position: fixed;
  bottom: 80px;
  right: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: flex-start;
  gap: 32px;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-radius: 0;
  border: none;
  box-shadow: none;
  z-index: 10000;
  padding: 0;
  font-family: 'Inter', Arial, sans-serif;
}

/* Duration preset buttons - prevent growth */
.preset-btn {
  min-width: fit-content !important;
  max-width: fit-content !important;
  width: auto !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  flex-grow: 0 !important;
}
.preset-btn:hover {
  transform: none !important;
  scale: 1 !important;
}
.preset-btn:active {
  transform: translateY(0) !important;
}
.menu-options button, .menu-options .menu-option {
  color: #fff !important;
  background: transparent;
  border: none;
  font-size: 1.95rem;
  font-family: 'Inter', Arial, sans-serif;
  font-weight: 900;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  text-align: right;
  border-radius: 16px;
  padding: 24px 40px;
  width: 100%;
  margin: 0;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.8);
  display: block;
  cursor: pointer;
}
.menu-options button:hover, .menu-options .menu-option:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateX(-4px);
}
.menu-options .menu-option {
  display: block;
}
.menu-options .menu-option:last-child {
  margin-bottom: 0;
}