/* VinoAI · Tema oscuro (inspirado en interfaces minimalistas) */
:root{
  --bg:#141413; --panel:#1E1E1D; --line:#2A2A28; --text:#ECE9E1; --muted:#9A978E;
  --accent:#B03A5B; --accent-hover:#C94B6E; --accent-soft:rgba(176,58,91,.16);
  --ok:#6FBF8B; --warn:#E2B04A; --danger:#E0624F;
  --serif:'Lora',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --sidebar-w:288px;
}
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit}
button{font:inherit;color:inherit;cursor:pointer}
.serif{font-family:var(--serif);font-weight:500;letter-spacing:-.01em}
.text-muted{color:var(--muted)}
.small{font-size:13px}
.hidden{display:none!important}
.link{color:#E58CA0;text-decoration:underline;text-underline-offset:3px}
.link:hover{color:#F0A5B6}
:focus-visible{outline:2px solid var(--accent-hover);outline-offset:2px}

/* ---------- Componentes base ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px}
.form-stack{display:flex;flex-direction:column;gap:10px}
.label{font-size:13px;font-weight:500}
.input{width:100%;background:var(--bg);border:1px solid var(--line);color:var(--text);border-radius:10px;padding:10px 12px;font:inherit}
.input:focus{outline:none;border-color:var(--accent-hover);box-shadow:0 0 0 3px var(--accent-soft)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:10px;padding:9px 16px;font-weight:500;text-decoration:none;transition:background .15s,border-color .15s}
.btn:hover{background:#262625}
.btn:disabled{opacity:.55;cursor:default}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}
.btn-ghost{background:transparent}
.btn-danger{background:transparent;border-color:#5a2a25;color:#F08A7B}
.btn-danger:hover{background:rgba(224,98,79,.12)}
.btn-block{width:100%}
.alert{padding:10px 14px;border-radius:10px;font-size:14px;margin-bottom:14px}
.alert-error{background:rgba(224,98,79,.12);border:1px solid rgba(224,98,79,.35);color:#F4A79B}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted)}
.check input{margin-top:3px;accent-color:var(--accent)}
.icon-btn{background:transparent;border:0;border-radius:8px;width:36px;height:36px;display:inline-grid;place-items:center;color:var(--muted)}
.icon-btn:hover{background:var(--line);color:var(--text)}
.mobile-only{display:none}

/* ---------- Auth ---------- */
.auth-wrap{min-height:100dvh;display:grid;place-items:center;padding:28px 16px}
.auth-card{width:100%;max-width:420px}
.auth-brand{text-align:center;margin-bottom:22px}
.auth-brand img{border-radius:14px;margin:0 auto 14px;display:block}
.auth-brand h1{font-size:30px;margin:0 0 6px}
.auth-alt,.auth-legal{text-align:center;margin:16px 0 0;font-size:14px}
.auth-legal{font-size:12px}

/* ---------- Cookies ---------- */
.cookie-banner{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);width:min(680px,calc(100% - 24px));display:flex;gap:16px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:12px 16px;font-size:13px;color:var(--muted);box-shadow:0 8px 30px rgba(0,0,0,.45);z-index:60}
.cookie-banner p{margin:0}
.cookie-banner .btn{flex:none;padding:7px 14px}
@media(max-width:560px){.cookie-banner{flex-direction:column;align-items:stretch}}

/* ---------- Legal ---------- */
.legal-nav{max-width:760px;margin:0 auto;padding:18px 20px;display:flex;justify-content:space-between;align-items:center}
.legal{max-width:760px;margin:0 auto;padding:12px 20px 48px;font-family:var(--serif);font-size:16.5px;line-height:1.75;color:#DAD6CC}
.legal h1{font-size:34px;margin:8px 0 4px}
.legal h2{font-size:20px;margin:30px 0 6px;color:var(--text)}
.legal .meta{color:var(--muted);font-family:var(--sans);font-size:13px;margin:0 0 22px}
.legal ul{padding-left:20px}.legal li{margin:6px 0}
.legal code{background:var(--panel);border:1px solid var(--line);border-radius:5px;padding:1px 5px;font-size:.85em}
.table-wrap{overflow-x:auto}
.legal table{width:100%;border-collapse:collapse;font-family:var(--sans);font-size:14px}
.legal th,.legal td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.legal th{background:var(--panel)}
.legal-foot{max-width:760px;margin:0 auto;padding:18px 20px 40px;display:flex;gap:18px;font-size:13px;border-top:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--serif);font-weight:600;font-size:19px}
.brand img{border-radius:8px}

/* ---------- Layout del chat ---------- */
.app{display:flex;height:100vh;height:100dvh;overflow:hidden}
.sidebar{width:var(--sidebar-w);flex:none;background:var(--panel);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:14px 12px 12px;z-index:50}
.sb-head{display:flex;align-items:center;justify-content:space-between;padding:2px 6px 14px}
.btn-new{width:100%;justify-content:flex-start;background:var(--accent-soft);border-color:rgba(176,58,91,.35);color:#F2C6D0}
.btn-new:hover{background:rgba(176,58,91,.26)}
.sb-label{font-size:12px;color:var(--muted);padding:18px 10px 6px}
.chat-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:2px;margin:0 -4px;padding:0 4px}
.chat-item{position:relative;display:flex;align-items:center;border-radius:9px}
.chat-item:hover,.chat-item.active{background:#282826}
.chat-title{flex:1;min-width:0;text-align:left;background:none;border:0;padding:8px 10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14px}
.chat-actions{display:none;gap:2px;padding-right:4px}
.chat-item:hover .chat-actions,.chat-item:focus-within .chat-actions{display:flex}
.chat-actions button{background:none;border:0;border-radius:6px;width:26px;height:26px;display:grid;place-items:center;color:var(--muted)}
.chat-actions button:hover{background:var(--line);color:var(--text)}
.chat-rename{flex:1;margin:3px 4px;padding:5px 8px;font-size:14px}
@media(hover:none){.chat-actions{display:flex}}
.sb-foot{position:relative;border-top:1px solid var(--line);margin:10px -12px 0;padding:10px 12px 0}
.profile-btn{width:100%;display:flex;align-items:center;gap:10px;background:none;border:0;border-radius:10px;padding:8px;text-align:left;color:var(--muted)}
.profile-btn:hover{background:#282826}
.profile-text{flex:1;min-width:0;display:flex;flex-direction:column}
.profile-name{color:var(--text);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.profile-plan{font-size:12px;color:var(--muted)}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:600;flex:none}
.avatar-lg{width:48px;height:48px;font-size:16px}
.popover{position:absolute;min-width:230px;background:#232321;border:1px solid var(--line);border-radius:12px;padding:6px;box-shadow:0 12px 36px rgba(0,0,0,.5);z-index:55}
.popover-up{bottom:calc(100% + 6px);left:12px;right:12px}
.menu-item{display:block;width:100%;text-align:left;background:none;border:0;border-radius:8px;padding:8px 10px;font-size:14px;text-decoration:none}
.menu-item:hover{background:#2D2D2B}
.menu-danger{color:#F08A7B}
.menu-sep{height:1px;background:var(--line);margin:6px 4px}
.menu-label{font-size:12px;color:var(--muted);padding:4px 10px}

.main{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--bg)}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;min-height:56px}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.pill{font-size:12.5px;color:var(--muted);border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:4px 12px}
.btn-upgrade{background:transparent;border:1px solid rgba(176,58,91,.55);color:#EDA7B8;border-radius:999px;padding:4px 14px;font-size:12.5px;font-weight:500}
.btn-upgrade:hover{background:var(--accent-soft)}
.scroll{flex:1;overflow-y:auto;scroll-behavior:smooth}
.thread{max-width:768px;margin:0 auto;padding:8px 18px 28px}
.welcome{min-height:52vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:6px;padding-top:6vh}
.welcome-logo{border-radius:12px;margin-bottom:10px}
.welcome h1{font-size:clamp(30px,5vw,42px);margin:0}
.welcome p{margin:0;font-size:16px}
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:22px}
.chip{background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:13.5px;color:#CFCBC1}
.chip:hover{border-color:rgba(176,58,91,.6);color:var(--text)}

/* ---------- Mensajes ---------- */
.messages{display:flex;flex-direction:column;gap:26px;padding-top:12px}
.msg{display:flex;gap:12px}
.msg.user{justify-content:flex-end}
.bubble{max-width:85%;background:var(--panel);border:1px solid var(--line);border-radius:16px 16px 4px 16px;padding:10px 14px;white-space:pre-wrap;overflow-wrap:anywhere}
.avatar-ai{flex:none;width:28px;height:28px;border-radius:8px;overflow:hidden;margin-top:2px}
.avatar-ai img{width:100%;height:100%;display:block}
.msg.assistant .md{flex:1;min-width:0;overflow-wrap:anywhere}
.msg-error{background:rgba(224,98,79,.1);border:1px solid rgba(224,98,79,.3);color:#F4A79B;border-radius:12px;padding:10px 14px;font-size:14px}
.thinking{display:inline-flex;gap:5px;align-items:center;color:var(--muted);font-size:14px}
.thinking i{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:blink 1.2s infinite ease-in-out}
.thinking i:nth-child(2){animation-delay:.15s}.thinking i:nth-child(3){animation-delay:.3s}
@keyframes blink{0%,80%,100%{opacity:.25}40%{opacity:1}}
.streaming .md>*:last-child::after{content:'▍';color:var(--accent-hover);margin-left:2px}
.streaming .md>pre:last-child::after,.streaming .md>.code-block:last-child::after{content:none}

.md p{margin:0 0 12px}.md>*:last-child{margin-bottom:0}
.md h1,.md h2,.md h3,.md h4{font-family:var(--serif);font-weight:600;margin:20px 0 8px;line-height:1.3}
.md h1{font-size:22px}.md h2{font-size:19px}.md h3{font-size:17px}
.md ul,.md ol{padding-left:22px;margin:0 0 12px}.md li{margin:4px 0}
.md a{color:#E58CA0}
.md blockquote{margin:0 0 12px;padding:2px 14px;border-left:3px solid var(--accent);color:#BDB9AF}
.md hr{border:0;border-top:1px solid var(--line);margin:18px 0}
.md table{border-collapse:collapse;display:block;overflow-x:auto;margin:0 0 12px}
.md th,.md td{border:1px solid var(--line);padding:6px 10px;text-align:left}
.md th{background:var(--panel)}
.md :not(pre)>code{background:#262624;border:1px solid var(--line);border-radius:5px;padding:1px 5px;font-size:.88em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.code-block{margin:0 0 14px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#0F0F0E}
.code-head{display:flex;justify-content:space-between;align-items:center;padding:6px 12px;background:#1E1E1D;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}
.copy-btn{background:none;border:1px solid var(--line);border-radius:7px;padding:2px 9px;font-size:12px;color:var(--muted)}
.copy-btn:hover{color:var(--text);border-color:#3a3a37}
.code-block pre{margin:0;padding:14px 16px;overflow-x:auto;background:transparent}
.code-block pre code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.6;background:transparent!important;padding:0!important}

/* ---------- Composer ---------- */
.composer-wrap{width:100%;max-width:768px;margin:0 auto;padding:0 16px calc(10px + env(safe-area-inset-bottom))}
.composer{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:12px 12px 10px;box-shadow:0 6px 24px rgba(0,0,0,.25)}
.composer:focus-within{border-color:#44413d}
.composer textarea{width:100%;resize:none;background:transparent;border:0;outline:none;color:var(--text);font:inherit;max-height:220px;padding:2px 4px}
.composer textarea::placeholder{color:#76736B}
.composer-row{display:flex;align-items:center;justify-content:space-between;margin-top:8px}
.model-picker{position:relative}
.model-picker .popover{left:0;right:auto;width:min(340px,86vw)}
.model-btn{display:inline-flex;align-items:center;gap:6px;background:transparent;border:0;border-radius:8px;padding:5px 9px;color:var(--muted);font-size:13.5px}
.model-btn:hover{background:var(--line);color:var(--text)}
.model-opt{display:flex;gap:10px;align-items:flex-start;width:100%;text-align:left;background:none;border:0;border-radius:8px;padding:9px 10px}
.model-opt:hover{background:#2D2D2B}
.model-opt .name{font-weight:500;display:flex;align-items:center;gap:6px}
.model-opt .desc{display:block;font-size:12.5px;color:var(--muted)}
.model-opt.selected{background:var(--accent-soft)}
.model-opt .lock{color:var(--warn);display:inline-flex}
.send-btn{width:36px;height:36px;border-radius:10px;border:0;background:var(--accent);color:#fff;display:grid;place-items:center}
.send-btn:hover:not(:disabled){background:var(--accent-hover)}
.send-btn:disabled{background:#2F2F2D;color:#6c6a64;cursor:default}
.send-btn.is-stop{background:#3A3A37}
.foot-note{text-align:center;font-size:12px;color:#77746C;margin:8px 0 0}
.limit-banner{display:flex;gap:14px;align-items:center;justify-content:space-between;background:rgba(226,176,74,.08);border:1px solid rgba(226,176,74,.35);border-radius:14px;padding:12px 14px;margin-bottom:10px;font-size:14px}
.limit-banner p{margin:2px 0 0;font-size:13px}
@media(max-width:560px){.limit-banner{flex-direction:column;align-items:stretch}}

/* ---------- Modales ---------- */
.modal{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:16px}
.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.62)}
.modal-card{position:relative;width:100%;max-width:520px;max-height:92dvh;overflow:auto;background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 70px rgba(0,0,0,.6);animation:pop .16s ease-out}
.modal-wide{max-width:1020px}.modal-narrow{max-width:400px}
@keyframes pop{from{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:16px 20px 0}
.modal-head h2{font-size:22px;margin:0}
.modal-body{padding:16px 20px 20px}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:18px;flex-wrap:wrap}
.sub{font-size:14px;margin:0;font-weight:600}
.sep{border:0;border-top:1px solid var(--line);margin:18px 0}
.profile-row{display:flex;gap:14px;align-items:center;margin-bottom:22px}
.usage-block{margin-bottom:20px}
.usage-head{display:flex;justify-content:space-between;font-weight:500;margin-bottom:8px}
.usage-pct{font-variant-numeric:tabular-nums}
.bar{height:10px;border-radius:999px;background:#2A2A28;overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:var(--accent-hover);transition:width .5s ease}
.bar-fill.warn{background:var(--warn)}.bar-fill.full{background:var(--danger)}
.usage-foot{display:flex;justify-content:space-between;gap:10px;margin-top:6px}
.plan-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.plan-card{display:flex;flex-direction:column;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:16px}
.plan-card.is-featured{border-color:rgba(176,58,91,.6)}
.plan-card.is-current{box-shadow:inset 0 0 0 1px var(--accent)}
.plan-card h3{font-size:19px;margin:0}
.plan-price{margin:6px 0 12px;font-size:26px;font-family:var(--serif)}
.plan-price small{font-size:13px;color:var(--muted);font-family:var(--sans)}
.plan-list{list-style:none;padding:0;margin:0 0 16px;flex:1;font-size:13.5px;color:#CFCBC1}
.plan-list li{padding:6px 0;border-top:1px solid var(--line)}
.plan-list li:first-child{border-top:0}
.fineprint{font-size:12.5px;margin:14px 2px 0}
@media(max-width:980px){.plan-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.plan-grid{grid-template-columns:1fr}}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:#2D2D2B;border:1px solid #403e3a;border-radius:10px;padding:10px 16px;font-size:14px;z-index:90;max-width:90vw;box-shadow:0 10px 30px rgba(0,0,0,.5)}

/* ---------- Responsive ---------- */
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:45}
@media(max-width:767px){
  .mobile-only{display:inline-grid}
  .sidebar{position:fixed;inset:0 auto 0 0;width:min(86vw,320px);transform:translateX(-102%);transition:transform .22s ease}
  .sidebar.open{transform:none;box-shadow:0 0 60px rgba(0,0,0,.6)}
  .overlay.show{display:block}
  .bubble{max-width:92%}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.hljs{background:transparent!important}