:root{
    --paper: #F9F6F4;
    --paper-light: #FBF9F7;
    --cream-card: #FFFBF8;
    --ink: #4A3A38;
    --ink-soft: #8B7F7D;
    --sage: #A89F9B;
    --sage-dark: #8B5A5E;
    --clay: #9B6B6F;
    --clay-dark: #7A4A4E;
    --burgundy: #8B3A4B;
    --wheat: #D4C7C4;
    --wheat-light: #E8DEDA;
    --line: rgba(138, 95, 94, 0.12);
    --shadow: 0 10px 30px rgba(74, 58, 56, 0.08);
    --radius: 4px;
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background: var(--paper);
    background-image:
      radial-gradient(circle at 15% 8%, rgba(212,199,196,0.12), transparent 40%),
      radial-gradient(circle at 85% 92%, rgba(139,90,94,0.1), transparent 40%);
    color: var(--ink);
    font-family:'Jost', sans-serif;
    font-weight:300;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,.display{
    font-family:'Cormorant Garamond', serif;
    color: var(--ink);
    letter-spacing:0.01em;
    font-weight:500;
  }
  a{color:inherit;}
  button{font-family:inherit;}
  ::selection{background: var(--wheat-light); color: var(--ink);}

  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;}
  }

  /* ---------- Sprig divider (signature element) ---------- */
  .sprig{ display:flex; justify-content:center; align-items:center; margin: 8px 0 28px; color: var(--wheat); }
  .sprig svg{ width:180px; height:34px; }

  /* ---------- Nav ---------- */
  .nav{
    position: sticky; top:0; z-index: 40;
    background: rgba(251,249,247,0.92);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--line);
  }
  .nav-inner{
    max-width: 980px; margin:0 auto; padding: 14px 22px;
    display:flex; align-items:center; justify-content:space-between; gap:16px;
    position: relative;
  }
  .monogram{
    width:40px; height:40px; border-radius:50%;
    border:1px solid var(--wheat);
    display:flex; align-items:center; justify-content:center;
    font-family:'Cormorant Garamond', serif; font-style:italic; font-size:16px;
    color: var(--clay-dark); flex:none;
    background: var(--cream-card);
  }
  .nav-links{ display:flex; gap: 22px; list-style:none; margin:0; padding:0; flex-wrap:wrap; }
  .nav-links a{
    text-decoration:none; font-size: 13px; letter-spacing:0.08em; text-transform:uppercase;
    color: var(--ink-soft); padding: 6px 2px; border-bottom: 1px solid transparent;
    transition: color .2s ease, border-color .2s ease;
  }
  .nav-links a:hover{ color: var(--clay); border-color: var(--wheat); }

  .nav-toggle{
    display:none; background:none; border:1px solid var(--line); border-radius:6px;
    width:42px; height:42px; align-items:center; justify-content:center; cursor:pointer;
    color: var(--ink); flex:none;
  }
  .nav-toggle:hover{ border-color: var(--wheat); }

  /* ---------- Hero ---------- */
  .hero{
    max-width: 900px; margin: 0 auto; padding: 90px 24px 60px; text-align:center;
  }
  .eyebrow{
    font-size:12px; letter-spacing:0.28em; text-transform:uppercase; color: var(--sage-dark);
    margin-bottom: 18px;
  }
  .hero h1{
    font-size: clamp(42px, 8vw, 78px); margin: 0; line-height:1.05;
  }
  .hero h1 em{ font-style:italic; color: var(--clay); }
  .hero .amp{ display:inline-block; margin:0 14px; color: var(--wheat); font-style:italic; }
  .hero .date-line{
    margin-top: 22px; font-size: 20px; color: var(--ink-soft); letter-spacing:0.03em;
  }
  .hero .venue-line{ margin-top:6px; font-size:15px; color: var(--ink-soft); }
  .hero .intro-copy{
    max-width: 560px; margin: 26px auto 0; font-size:15.5px; color: var(--ink-soft);
  }
  .cta-row{ margin-top: 34px; display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

  .btn{
    appearance:none; border:none; cursor:pointer;
    padding: 13px 28px; border-radius: var(--radius);
    font-size: 13px; letter-spacing:0.09em; text-transform:uppercase;
    transition: transform .15s ease, box-shadow .15s ease, background .2s ease;
  }
  .btn-primary{ background: var(--burgundy); color:#fff; box-shadow: var(--shadow); }
  .btn-primary:hover{ background: #6B2A3B; transform: translateY(-1px); }
  .btn-outline{ background:transparent; border:1px solid var(--ink); color:var(--ink); }
  .btn-outline:hover{ background: var(--ink); color: var(--paper-light); }
  .btn-sage{ background: var(--sage); color:#fff; }
  .btn-sage:hover{ background: var(--sage-dark); }
  .btn-decline{ background:transparent; border:1px solid var(--line); color: var(--ink-soft); }
  .btn-decline:hover{ border-color: var(--clay); color: var(--clay); }
  .btn:disabled{ opacity:.55; cursor:default; transform:none; }
  .btn-sm{ padding: 8px 16px; font-size:11.5px; }
  .btn-xs{ padding: 4px 8px; font-size:11px; letter-spacing:0.05em; }

  /* ---------- Sections ---------- */
  section{ max-width: 900px; margin: 0 auto; padding: 10px 24px 70px; }
  .section-head{ text-align:center; margin-bottom: 34px; }
  .section-head h2{ font-size: clamp(30px, 5vw, 44px); margin:0 0 10px; }
  .section-head p{ color: var(--ink-soft); font-size:15px; max-width:520px; margin:0 auto; }

  .card{
    background: var(--cream-card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px;
  }

  /* ---------- Search / RSVP ---------- */
  .search-box{ display:flex; gap:10px; flex-wrap:wrap; }
  .search-box input{
    flex:1; min-width:220px;
    padding: 14px 16px; font-size:15px; font-family:inherit;
    border:1px solid var(--line); border-radius: var(--radius);
    background: var(--paper-light); color:var(--ink);
  }
  .search-box input:focus{ outline:none; border-color: var(--wheat); box-shadow: 0 0 0 3px rgba(199,191,189,0.2); }

  .group-wrap{ margin-top: 26px; display:flex; flex-direction:column; gap:14px; }
  .guest-card{
    background: var(--cream-card); border:1px solid var(--line); border-radius: var(--radius);
    padding: 18px 20px; display:flex; flex-direction:column; align-items:flex-start; gap:12px;
  }
  .guest-info .name{ font-family:'Cormorant Garamond', serif; font-size:21px; font-weight:600; }
  .guest-info .tag{
    display:inline-block; font-size:11px; letter-spacing:0.06em; text-transform:uppercase;
    color: var(--sage-dark); background: rgba(139,90,94,0.1); padding:3px 9px; border-radius:20px; margin-top:5px;
  }
  .rsvp-actions{ display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
  .status-badge{
    font-size:11.5px; letter-spacing:0.05em; text-transform:uppercase; padding:5px 11px; border-radius:20px;
  }
  .status-confirmado{ background: rgba(139,90,94,0.12); color: var(--sage-dark); }
  .status-declinado{ background: rgba(141,136,134,0.1); color: var(--clay-dark); }
  .status-pendiente{ background: rgba(139,90,94,0.08); color: var(--ink-soft); }

  .empty-msg{ text-align:center; color: var(--ink-soft); padding: 30px 10px; font-size:15px; }
  .no-match{ text-align:center; padding: 26px 20px; }

  /* ---------- Invitation modal ---------- */
  .modal-overlay{
    position:fixed; inset:0; background: rgba(74,58,56,0.55); z-index:100;
    display:none; align-items:center; justify-content:center; padding:20px;
  }
  .modal-overlay.open{ display:flex; }
  .modal-box{
    background: var(--paper-light); width:100%; max-width: 760px; max-height:90vh;
    border-radius: var(--radius); box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    display:flex; flex-direction:column; overflow:hidden;
  }
  .modal-head{ display:flex; justify-content:space-between; align-items:center; padding: 16px 20px; border-bottom:1px solid var(--line); }
  .modal-head h3{ margin:0; font-size:22px; }
  .modal-close{ background:none; border:none; cursor:pointer; font-size:22px; color: var(--ink-soft); line-height:1; }
  .modal-close:hover{ color: var(--clay); }
  .modal-body{ flex:1; overflow:auto; padding: 20px; background: var(--paper-light); }
  .modal-body iframe{ width:100%; height: 72vh; border:none; display:block; background:#FBF9F7; }
  .modal-foot{ padding: 12px 20px; border-top:1px solid var(--line); display:flex; justify-content:flex-end; gap:10px; }

  .invite-placeholder{
    text-align:center; padding: 50px 20px; color: var(--ink-soft);
  }

  /* ---------- Info grid ---------- */
  .info-grid{ display:grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap:18px; margin-top:10px; }
  .info-card{ background: var(--cream-card); border:1px solid var(--line); border-radius: var(--radius); padding:22px; }
  .info-card .ico{ width:30px; height:30px; color: var(--clay); margin-bottom:10px; }
  .info-card h3{ font-size:20px; margin:0 0 8px; }
  .info-card p{ font-size:14px; color: var(--ink-soft); margin:0; }

  form .field{ margin-bottom:16px; }
  form label{ display:block; font-size:12.5px; letter-spacing:0.05em; text-transform:uppercase; color: var(--ink-soft); margin-bottom:6px; }
  form input[type=text], form input[type=email], form textarea, form select{
    width:100%; padding:12px 14px; font-family:inherit; font-size:14.5px;
    border:1px solid var(--line); border-radius: var(--radius); background: var(--cream-card); color:var(--ink);
  }
  form textarea{ min-height:90px; resize:vertical; }
  form input:focus, form textarea:focus, form select:focus{ outline:none; border-color:var(--wheat); box-shadow:0 0 0 3px rgba(199,191,189,0.2); }
  .field{ margin-bottom: 16px; }
  .field:last-child{ margin-bottom: 0; }
  .toast{
    position:fixed; bottom:24px; left:50%; transform: translateX(-50%) translateY(20px);
    background: var(--sage-dark); color:#fff; padding:12px 22px; border-radius: var(--radius);
    font-size:14px; opacity:0; pointer-events:none; transition: all .3s ease; z-index: 200; box-shadow: var(--shadow);
  }
  .toast.show{ opacity:1; transform: translateX(-50%) translateY(0); }

  footer{ text-align:center; padding: 40px 24px 30px; color: var(--ink-soft); font-size:13px; }
  footer .host-link{ background:none; border:none; color: var(--ink-soft); text-decoration:underline; cursor:pointer; font-size:12px; opacity:.7; }
  footer .host-link:hover{ opacity:1; color:var(--clay); }

  /* ---------- Host panel ---------- */
  .host-drawer{
    display:none; position:fixed; inset:0; background: rgba(74,58,56,0.5); z-index:150;
    align-items:flex-start; justify-content:center; padding: 40px 16px; overflow:auto;
  }
  .host-drawer.open{ display:flex; }
  .host-panel{ background: var(--paper-light); width:100%; max-width: 880px; border-radius: var(--radius); box-shadow: var(--shadow); }
  .host-panel-head{ display:flex; justify-content:space-between; align-items:center; padding:18px 24px; border-bottom:1px solid var(--line); }
  .host-panel-body{ padding:24px; }
  .stat-row{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:24px; }
  .stat{ flex:1; min-width:110px; background: var(--cream-card); border:1px solid var(--line); border-radius: var(--radius); padding:14px; text-align:center; }
  .stat .num{ font-family:'Cormorant Garamond', serif; font-size:30px; color:var(--clay-dark); }
  .stat .lbl{ font-size:11px; text-transform:uppercase; letter-spacing:0.05em; color:var(--ink-soft); }
  .companion-row{ display:flex; gap:8px; margin-bottom:8px; }
  .companion-row input{ flex:1; }
  .remove-row{ background:none; border:none; color:var(--clay); cursor:pointer; font-size:18px; padding:0 8px; }
  .host-table-wrap{ max-height: 300px; overflow:auto; border:1px solid var(--line); border-radius:var(--radius); margin-top: 10px; -webkit-overflow-scrolling:touch; }
  table.host-table{ width:100%; min-width:480px; border-collapse:collapse; font-size:13px; }
  table.host-table th, table.host-table td{ text-align:left; padding:8px 10px; border-bottom:1px solid var(--line); }
  table.host-table th{ position:sticky; top:0; background: var(--paper-light); }
  .tabs{ display:flex; gap:6px; margin-bottom:18px; flex-wrap:wrap; }
  .tab-btn{ background:transparent; border:1px solid var(--line); padding:8px 16px; border-radius:20px; cursor:pointer; font-size:12.5px; letter-spacing:0.03em; color:var(--ink-soft); }
  .tab-btn.active{ background: var(--sage); color:#fff; border-color: var(--sage); }
  .tab-pane{ display:none; }
  .tab-pane.active{ display:block; }
  .gate-box{ text-align:center; padding: 40px 20px; }
  .file-drop{ border:1.5px dashed var(--wheat); border-radius:var(--radius); padding:26px; text-align:center; color:var(--ink-soft); font-size:13.5px; }

  /* ================= RESPONSIVE ================= */

  /* Tablet y menos: activa el menú hamburguesa */
  @media (max-width: 768px){
    .nav-toggle{ display:flex; }
    .nav-links{
      display:none; position:absolute; top:100%; left:0; right:0;
      flex-direction:column; gap:0; background: var(--paper-light);
      border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
      padding: 6px 22px 14px;
    }
    .nav-links.open{ display:flex; }
    .nav-links li{ width:100%; }
    .nav-links a{
      display:block; padding: 12px 4px; font-size:13.5px; border-bottom: 1px solid var(--line);
    }
    .nav-links li:last-child a{ border-bottom:none; }

    .info-grid{ grid-template-columns: 1fr; }
    .stat{ min-width: calc(50% - 7px); }
  }

  /* Móvil */
  @media (max-width: 600px){
    .hero{ padding: 70px 18px 44px; }
    .cta-row{ flex-direction:column; align-items:stretch; }
    .cta-row .btn{ width:100%; }

    section{ padding: 4px 16px 54px; }
    .card{ padding: 20px 16px; }

    .guest-card{ flex-direction:column; align-items:flex-start; }
    .rsvp-actions{ width:100%; }
    .rsvp-actions .btn{ flex:1; min-width: 0; }

    .search-box{ flex-direction:column; }
    .search-box input, .search-box button{ width:100%; }

    .modal-box{ max-height: 94vh; }
    .modal-body iframe{ height: 62vh; }
    .modal-foot{ flex-wrap:wrap; }
    .modal-foot .btn{ flex:1; }

    .host-drawer{ padding: 0; align-items:stretch; }
    .host-panel{ max-width:none; border-radius:0; min-height:100vh; }
    .host-panel-body{ padding:16px; }
    .stat-row{ gap:8px; }
    .stat{ min-width: calc(50% - 4px); padding:10px; }
    .stat .num{ font-size:24px; }
    .tabs{ gap:6px; }
    .tab-btn{ flex:1; text-align:center; padding:9px 10px; }
  }

  /* Móvil pequeño */
  @media (max-width: 400px){
    .hero h1{ font-size: clamp(36px, 12vw, 52px); }
    .monogram + span{ display:none; }
    .stat{ min-width: 100%; }
  }

  /* Accesibilidad táctil: objetivos de al menos 44px y sin zoom no deseado en iOS */
  @media (max-width: 768px){
    .btn, .tab-btn, .modal-close, .remove-row, .nav-toggle{ min-height:44px; }
    input, textarea, select{ font-size:16px; }
  }