:root{
    --bg:#050A0F; --bg2:#080F1C; --bg3:#0C1728;
    --teal:#00D9B8; --teal-glow:rgba(0,217,184,.18); --teal-soft:rgba(0,217,184,.07);
    --gold:#E8B840; --gold-glow:rgba(232,184,64,.15);
    --violet:#A080F0;
    --white:#EEF3FF; --muted:#6B7F99;
    --line:rgba(0,217,184,.12); --border:rgba(0,217,184,.12);
    --radius:14px; --radius-lg:24px;
    --display:'Syne',sans-serif; --body:'DM Sans',sans-serif;
    --ease:cubic-bezier(.16,1,.3,1);
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg); color:var(--white);
    font-family:var(--body);
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  h1,h2,h3,h4{font-family:var(--display); font-weight:700; letter-spacing:-0.01em;}
  #progress-bar{position:fixed; top:0; left:0; height:2px; background:var(--teal); z-index:9990; width:0%; transition:width .1s;}
  a{color:inherit; text-decoration:none;}
  img{display:block; max-width:100%;}
  .wrap{max-width:1280px; margin:0 auto; padding:0 32px;}
  ::selection{background:var(--teal); color:#04120F;}

  /* ---------- NAV ---------- */
  nav{
    position:fixed; top:0; left:0; right:0; z-index:200;
    display:flex; align-items:center; justify-content:space-between;
    padding:20px 40px; background:rgba(10,12,16,0.55);
    backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid transparent; transition:all .3s ease;
  }
  nav.scrolled{background:rgba(10,12,16,0.92); border-bottom:1px solid var(--border);}
  .logo{font-family:var(--display); font-weight:800; font-size:1.35rem; letter-spacing:.1em; text-transform:uppercase; display:flex; align-items:center; gap:8px;}
  .logo span{background:linear-gradient(135deg,var(--teal),var(--violet)); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; color:transparent;}
  .nav-links{display:flex; align-items:center; gap:28px;}
  .nav-links a{font-size:.82rem; font-family:var(--display); font-weight:600; letter-spacing:.06em; text-transform:uppercase; color:var(--muted); transition:color .25s; position:relative;}
  .nav-links a::after{content:''; position:absolute; bottom:-4px; left:0; right:0; height:1.5px; background:var(--teal); transform:scaleX(0); transform-origin:left; transition:transform .3s var(--ease);}
  .nav-links a:hover, .nav-links a.active{color:var(--teal);}
  .nav-links a.active::after, .nav-links a:hover::after{transform:scaleX(1);}
  .nav-right{display:flex; align-items:center; gap:18px;}
  .lang-toggle{display:flex; align-items:center; gap:3px; background:rgba(238,243,255,.06); border:1px solid var(--line); border-radius:30px; padding:3px 5px;}
  .lang-toggle button{padding:5px 10px; background:none; border:none; border-radius:20px; color:var(--muted); font-size:.7rem; font-weight:700; letter-spacing:.1em; cursor:pointer; font-family:var(--display); transition:all .25s;}
  .lang-toggle button.active{background:var(--teal); color:#020A08;}
  .lang-toggle button:hover:not(.active){color:var(--white);}
  .mobile-menu{position:fixed; inset:0; background:rgba(5,10,15,.97); backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px); z-index:220; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:28px; transform:translateX(100%); transition:transform .5s var(--ease);}
  .mobile-menu.open{transform:translateX(0);}
  .mobile-menu a{font-family:var(--display); font-size:1.8rem; font-weight:700; color:var(--white); transition:color .25s;}
  .mobile-menu a:hover{color:var(--teal);}

  /* ---------- CURRENCY SWITCHER ---------- */
  .cur-dropdown{position:relative; z-index:9100; flex-shrink:0;}
  .cur-drop-btn{display:flex; align-items:center; gap:5px; font-family:'Syne',sans-serif; font-size:.64rem; font-weight:700; letter-spacing:.06em; padding:6px 10px; border-radius:20px; border:1px solid rgba(0,217,184,0.2); background:rgba(255,255,255,0.04); color:var(--muted); cursor:pointer; transition:all .2s; white-space:nowrap;}
  .cur-drop-btn #curFlag{font-size:.9rem; line-height:1;}
  .cur-drop-btn #curCode{font-size:.6rem; letter-spacing:.08em;}
  .cur-drop-btn:hover, .cur-drop-btn.open{border-color:rgba(0,217,184,0.5); color:var(--teal);}
  .cur-drop-btn .cur-arrow{transition:transform .2s;}
  .cur-drop-btn.open .cur-arrow{transform:rotate(180deg);}
  .cur-drop-list{position:absolute; top:calc(100% + 8px); right:0; background:var(--bg2); border:1px solid rgba(0,217,184,0.25); border-radius:12px; padding:5px; min-width:100px; opacity:0; transform:translateY(-6px) scale(.96); transition:all .2s var(--ease); pointer-events:none; z-index:9500; box-shadow:0 20px 50px rgba(0,0,0,0.7);}
  .cur-drop-list.open{opacity:1; transform:translateY(0) scale(1); pointer-events:all;}
  .cur-drop-item{display:flex; align-items:center; gap:6px; width:100%; padding:7px 10px; font-family:'Syne',sans-serif; font-size:.64rem; font-weight:700; border:none; background:none; color:rgba(244,245,247,0.5); cursor:pointer; border-radius:8px; transition:all .15s; white-space:nowrap; text-align:left;}
  .cur-drop-item:hover{background:rgba(0,217,184,0.1); color:var(--teal);}
  .cur-drop-item.cur-active{color:var(--teal); background:rgba(0,217,184,0.08);}

  /* ---------- BOOK PRICE TAG ---------- */
  .book-price-tag{
    position:absolute; top:8px; right:8px; z-index:3;
    font-family:'Syne',sans-serif; font-weight:700; font-size:11px; letter-spacing:0.01em;
    color:#04120F; background:var(--teal); padding:4px 10px; border-radius:20px;
    box-shadow:0 4px 14px rgba(0,0,0,0.35);
  }
  .book-syn{
    font-size:11.5px; line-height:1.42; color:var(--muted); padding:4px 12px 13px;
    background:var(--bg3);
  }
  .btn{display:inline-flex; align-items:center; gap:8px; font-family:var(--display); font-weight:700; font-size:.88rem; letter-spacing:.04em; text-transform:uppercase; padding:13px 28px; border-radius:var(--radius); transition:all .3s var(--ease); position:relative; overflow:hidden; cursor:pointer; border:none;}
  .btn::before{content:''; position:absolute; inset:0; background:rgba(255,255,255,.07); transform:translateX(-100%); transition:transform .4s var(--ease);}
  .btn:hover::before{transform:translateX(0);}
  .btn:hover{transform:translateY(-2px);}
  .btn-primary{background:var(--teal); color:#020A08; box-shadow:0 0 28px rgba(0,217,184,.3);}
  .btn-primary:hover{box-shadow:0 0 48px rgba(0,217,184,.5);}
  .btn-gold{background:var(--gold); color:#0C0700; box-shadow:0 0 28px rgba(232,184,64,.25);}
  .btn-outline{background:transparent; color:var(--teal); border:1.5px solid rgba(0,217,184,.45);}
  .btn-outline:hover{background:var(--teal-soft); border-color:var(--teal);}
  .btn-ghost{background:transparent; border:1.5px solid rgba(238,243,255,.15); color:var(--white);}
  .btn-ghost:hover{background:rgba(238,243,255,.05); border-color:rgba(238,243,255,.4);}
  .btn-wa{background:#25D366; color:#fff; box-shadow:0 0 28px rgba(37,211,102,.25);}
  .btn-wa:hover{box-shadow:0 0 48px rgba(37,211,102,.45);}
  .menu-toggle{display:none; flex-direction:column; gap:5px; cursor:pointer; padding:4px;}
  .menu-toggle span{width:22px; height:2px; background:var(--white); border-radius:2px; transition:all .3s;}

  /* ---------- HERO ---------- */
  .hero{
    padding:180px 0 100px; position:relative; overflow:hidden;
    background:
      radial-gradient(ellipse 60% 50% at 20% 0%, rgba(160,128,240,0.16), transparent 60%),
      radial-gradient(ellipse 50% 45% at 85% 15%, rgba(0,217,184,0.14), transparent 60%);
  }
  .eyebrow{
    display:inline-flex; align-items:center; gap:6px; font-size:11px; font-family:var(--display); font-weight:700;
    color:var(--gold); text-transform:uppercase; letter-spacing:0.15em;
    border:1px solid rgba(232,184,64,0.3); padding:6px 14px; border-radius:40px;
    background:var(--gold-glow); margin-bottom:26px;
  }
  .hero h1{font-size:clamp(40px,6vw,72px); line-height:1.04; max-width:820px;}
  .hero h1 em{font-style:normal; background:linear-gradient(120deg,var(--teal),var(--violet)); -webkit-background-clip:text; background-clip:text; color:transparent;}
  .hero p.lead{font-size:19px; color:var(--muted); max-width:600px; margin-top:22px; line-height:1.55;}
  .hero-meta{display:flex; gap:44px; margin-top:48px; flex-wrap:wrap;}
  .hero-meta div{display:flex; flex-direction:column; gap:2px;}
  .hero-meta .num{font-family:'Syne',sans-serif; font-size:30px; font-weight:800; color:var(--teal);}
  .hero-meta .lbl{font-size:13px; color:var(--muted);}

  /* ---------- TOC NAV PILLS ---------- */
  .toc-nav{
    position:sticky; top:74px; z-index:150; padding:14px 0;
    background:rgba(10,12,16,0.85); backdrop-filter:blur(12px);
    border-top:1px solid var(--border); border-bottom:1px solid var(--border);
    margin-bottom:20px;
  }
  .toc-scroll{display:flex; gap:10px; overflow-x:auto; scrollbar-width:none; padding:2px 0;}
  .toc-scroll::-webkit-scrollbar{display:none;}
  .toc-pill{
    flex:0 0 auto; padding:8px 16px; border-radius:20px; font-size:13px; font-weight:600;
    border:1px solid var(--border); color:var(--muted); white-space:nowrap; cursor:pointer; transition:all .2s;
  }
  .toc-pill:hover{color:var(--white); border-color:rgba(255,255,255,0.2);}
  .toc-pill.active{background:var(--white); color:#0A0C10; border-color:var(--white);}

  /* ---------- SECTIONS ---------- */
  .lib-section{padding:64px 0 12px; scroll-margin-top:150px;}
  .sec-head{display:flex; align-items:flex-end; gap:20px; margin-bottom:34px; flex-wrap:wrap;}
  .sec-roman{
    font-family:'Syne',sans-serif; font-weight:800; font-size:46px; line-height:1;
    opacity:0.9;
  }
  .sec-titles h2{font-size:26px; margin-bottom:6px;}
  .sec-titles p{color:var(--muted); font-size:14.5px; max-width:560px;}
  .sec-count{margin-left:auto; font-size:13px; color:var(--muted); border:1px solid var(--border); padding:6px 14px; border-radius:16px; white-space:nowrap;}

  .book-grid{
    display:grid; grid-template-columns:repeat(auto-fill,minmax(168px,1fr)); gap:20px;
    padding-bottom:40px; border-bottom:1px solid var(--border);
  }
  .book-card{
    position:relative; border-radius:14px; overflow:hidden; background:var(--bg3);
    border:1px solid var(--border); transition:transform .3s ease, box-shadow .3s ease;
    opacity:0; transform:translateY(24px);
  }
  .book-card:hover{transform:translateY(-6px); box-shadow:0 16px 40px rgba(0,0,0,0.45);}
  .book-cover{width:100%; aspect-ratio:3/4.3; background-size:cover; background-position:center; position:relative;}
  .book-cover::after{content:''; position:absolute; inset:0; background:linear-gradient(180deg,transparent 55%,rgba(6,7,10,0.92) 100%);}
  .book-cover .num-badge{
    position:absolute; top:8px; left:8px; z-index:2; width:24px; height:24px; border-radius:50%;
    background:rgba(0,0,0,0.5); backdrop-filter:blur(4px); display:flex; align-items:center; justify-content:center;
    font-size:11px; font-weight:700; color:var(--white); border:1px solid rgba(255,255,255,0.15);
  }
  .book-cover.placeholder{
    display:flex; align-items:center; justify-content:center; padding:14px; text-align:center;
  }
  .book-cover.placeholder .ph-icon{font-size:26px; opacity:0.85; margin-bottom:8px; display:block;}
  .book-cover.placeholder .ph-title{font-family:'Syne',sans-serif; font-weight:700; font-size:12.5px; line-height:1.3; color:rgba(255,255,255,0.92); position:relative; z-index:2;}
  .book-title{
    padding:12px 12px 2px; font-size:12.5px; font-weight:600; line-height:1.28;
    font-family:'DM Sans',sans-serif; background:var(--bg3); color:var(--white);
  }
  .book-cover{cursor:pointer;}
  .book-buy-hint{
    position:absolute; inset:0; z-index:4; display:flex; align-items:center; justify-content:center;
    background:rgba(6,7,10,0.6); opacity:0; transition:opacity .25s ease; padding:10px; text-align:center;
  }
  .book-cover:hover .book-buy-hint{opacity:1;}
  .book-buy-hint span{
    font-family:'Syne',sans-serif; font-weight:700; font-size:11.5px; letter-spacing:.03em;
    background:var(--teal); color:#04120F; padding:7px 14px; border-radius:20px;
    box-shadow:0 6px 18px rgba(0,0,0,0.45);
  }

  /* ---------- SECTION DISCOUNT BANNER ---------- */
  .sec-discount{
    display:flex; align-items:center; justify-content:space-between; gap:18px; flex-wrap:wrap;
    margin-bottom:24px; padding:16px 22px; border-radius:16px;
    border:1px solid var(--border); background:var(--bg3);
  }
  .sec-discount-text{display:flex; align-items:center; gap:12px; flex:1; min-width:220px;}
  .sec-discount-badge{
    font-family:'Syne',sans-serif; font-weight:800; font-size:14px; padding:6px 12px; border-radius:20px;
    flex-shrink:0; color:#04120F; white-space:nowrap;
  }
  .sec-discount-text p{font-size:13.5px; color:var(--muted); line-height:1.42; margin:0;}
  .sec-discount-text p strong{color:var(--white);}
  .sec-discount-btn{
    font-family:'Syne',sans-serif; font-weight:700; font-size:12.5px; letter-spacing:.02em;
    padding:10px 20px; border-radius:24px; border:none; cursor:pointer; white-space:nowrap;
    transition:all .25s ease; flex-shrink:0;
  }
  .sec-discount-btn:hover{filter:brightness(1.12); transform:translateY(-1px);}
  .sec-discount.accent-teal .sec-discount-badge{background:var(--teal);}
  .sec-discount.accent-teal .sec-discount-btn{background:var(--teal); color:#04120F;}
  .sec-discount.accent-gold .sec-discount-badge{background:var(--gold);}
  .sec-discount.accent-gold .sec-discount-btn{background:var(--gold); color:#04120F;}
  .sec-discount.accent-violet .sec-discount-badge{background:var(--violet);}
  .sec-discount.accent-violet .sec-discount-btn{background:var(--violet); color:#0A0C10;}

  .accent-teal .num-badge{color:var(--teal);}
  .accent-gold .num-badge{color:var(--gold);}
  .accent-violet .num-badge{color:var(--violet);}
  .ph-teal{background:linear-gradient(150deg,#0d3a34,#0A0C10 75%);}
  .ph-gold{background:linear-gradient(150deg,#3a3115,#0A0C10 75%);}
  .ph-violet{background:linear-gradient(150deg,#2c1f47,#0A0C10 75%);}

  /* ---------- CTA BANNER ---------- */
  .cta-banner{
    margin:90px 0 60px; padding:56px 48px; border-radius:24px; text-align:center;
    background:linear-gradient(120deg, rgba(0,217,184,0.10), rgba(160,128,240,0.10));
    border:1px solid var(--border);
  }
  .cta-banner h3{font-size:28px; margin-bottom:12px;}
  .cta-banner p{color:var(--muted); max-width:520px; margin:0 auto 26px; font-size:15px;}

  /* ---------- FOOTER ---------- */
  footer{padding:64px 0 40px; border-top:1px solid var(--line); margin-top:40px;}
  .foot-grid{display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; margin-bottom:48px;}
  .foot-col h5{font-size:13px; text-transform:uppercase; letter-spacing:0.15em; color:var(--muted); margin-bottom:16px; font-family:var(--display); font-weight:700;}
  .foot-col a, .foot-col p{display:block; color:var(--muted); font-size:14px; margin-bottom:10px;}
  .foot-col a:hover{color:var(--teal);}
  .foot-socials{display:flex; gap:10px; margin-top:14px;}
  .foot-socials a{width:34px; height:34px; border-radius:50%; border:1px solid var(--line); display:flex; align-items:center; justify-content:center; font-size:14px; transition:all .25s; margin-bottom:0;}
  .foot-socials a:hover{border-color:var(--teal); background:var(--teal-soft);}
  .foot-bottom{display:flex; justify-content:space-between; align-items:center; padding-top:28px; border-top:1px solid var(--line); flex-wrap:wrap; gap:12px;}
  .foot-bottom p{font-size:13px; color:var(--muted);}

  /* ---------- WHATSAPP FLOAT ---------- */
  .wa-float{position:fixed; bottom:28px; right:28px; z-index:300; display:flex; flex-direction:column; align-items:flex-end; gap:10px;}
  .wa-fab{
    width:58px; height:58px; border-radius:50%; background:#25D366; display:flex; align-items:center;
    justify-content:center; cursor:pointer; box-shadow:0 8px 28px rgba(37,211,102,.38); border:none;
    transition:transform .3s var(--ease), box-shadow .3s; position:relative;
  }
  .wa-fab:hover{transform:scale(1.1); box-shadow:0 12px 40px rgba(37,211,102,.55);}
  .wa-fab-dot{position:absolute; top:-2px; right:-2px; width:16px; height:16px; border-radius:50%; background:#E53935; border:2px solid var(--bg); font-size:.58rem; font-weight:700; color:#fff; display:flex; align-items:center; justify-content:center;}
  .wa-popup{
    position:absolute; bottom:72px; right:0; width:280px; background:var(--bg2); border:1px solid rgba(37,211,102,.3);
    border-radius:var(--radius-lg); padding:18px; opacity:0; transform:translateY(10px) scale(.96);
    transition:all .35s var(--ease); pointer-events:none; box-shadow:0 20px 60px rgba(0,0,0,.5);
  }
  .wa-popup.show{opacity:1; transform:translateY(0) scale(1); pointer-events:all;}
  .wa-popup-header{display:flex; align-items:center; gap:10px; margin-bottom:10px; padding-bottom:10px; border-bottom:1px solid var(--line);}
  .wa-av{width:40px; height:40px; border-radius:50%; background:linear-gradient(135deg,#25D366,#128C7E); display:flex; align-items:center; justify-content:center; font-size:1rem; flex-shrink:0;}
  .wa-popup-name{font-family:var(--display); font-weight:700; font-size:.88rem;}
  .wa-popup-status{font-size:.68rem; color:#25D366; display:flex; align-items:center; gap:4px;}
  .wa-popup-status::before{content:''; width:5px; height:5px; border-radius:50%; background:#25D366;}
  .wa-popup p{font-size:13.5px; color:var(--muted); margin-bottom:14px; line-height:1.5;}
  .wa-popup a{background:#25D366; color:#04120F; padding:9px; border-radius:10px; text-align:center; display:block; font-size:13.5px; font-weight:700;}
  .wa-close{position:absolute; top:10px; right:12px; color:var(--muted); cursor:pointer; font-size:16px;}

  @media(max-width:1150px){
    .nav-links, .lang-toggle{display:none;}
    .menu-toggle{display:flex;}
    .foot-grid{grid-template-columns:1fr 1fr;}
    .sec-count{margin-left:0;}
  }

  /* ---------- BOOK LANDING (libro.html / book.html) ---------- */
  .book-landing-hero{padding:150px 0 80px;}
  .book-breadcrumb{font-size:12.5px; color:var(--muted); margin-bottom:22px; display:flex; align-items:center; gap:8px; flex-wrap:wrap;}
  .book-breadcrumb a{color:var(--teal);}
  .book-breadcrumb a:hover{text-decoration:underline;}
  .book-landing-grid{display:grid; grid-template-columns:340px 1fr; gap:56px; align-items:start;}
  .book-landing-cover{
    width:100%; aspect-ratio:3/4.4; border-radius:var(--radius-lg); background-size:cover; background-position:center;
    border:1px solid var(--border); box-shadow:0 30px 70px rgba(0,0,0,.5); position:sticky; top:120px;
    display:flex; align-items:center; justify-content:center; text-align:center; padding:24px;
  }
  .book-landing-cover.ph-teal{background:linear-gradient(155deg,rgba(0,217,184,.14),rgba(0,217,184,.03));}
  .book-landing-cover.ph-gold{background:linear-gradient(155deg,rgba(232,184,64,.16),rgba(232,184,64,.03));}
  .book-landing-cover.ph-violet{background:linear-gradient(155deg,rgba(160,128,240,.16),rgba(160,128,240,.03));}
  .book-landing-cover .ph-icon{font-size:34px; display:block; margin-bottom:10px; opacity:.8;}
  .book-landing-cover .ph-title{font-family:var(--display); font-weight:700; font-size:15px; color:var(--white); opacity:.85; line-height:1.3;}
  .book-landing-section-tag{
    display:inline-flex; align-items:center; gap:6px; font-size:11px; font-family:var(--display); font-weight:700;
    color:var(--teal); text-transform:uppercase; letter-spacing:.12em; border:1px solid var(--line); padding:6px 14px;
    border-radius:40px; background:var(--teal-soft); margin-bottom:20px;
  }
  .book-landing h1{font-size:clamp(30px,4vw,44px); line-height:1.1; margin-bottom:20px;}
  .book-landing-syn{font-size:17px; color:var(--muted); line-height:1.65; max-width:640px; margin-bottom:34px;}
  .book-landing-bullets{list-style:none; display:flex; flex-direction:column; gap:16px; margin-bottom:38px; max-width:620px;}
  .book-landing-bullets li{display:flex; align-items:flex-start; gap:14px; font-size:15.5px; line-height:1.5; color:var(--white);}
  .book-landing-bullets li::before{content:'✦'; color:var(--gold); font-size:14px; flex-shrink:0; margin-top:3px;}
  .book-landing-buybox{
    display:flex; align-items:center; gap:24px; flex-wrap:wrap; padding:26px 28px; border:1px solid var(--border);
    border-radius:var(--radius-lg); background:rgba(238,243,255,.03); margin-bottom:20px;
  }
  .book-landing-price{font-family:var(--display); font-weight:800; font-size:32px; color:var(--white);}
  .book-landing-price-lbl{font-size:12px; color:var(--muted); margin-top:2px;}
  .book-landing-note{font-size:12.5px; color:var(--muted); max-width:620px;}
  .book-landing-loading, .book-landing-error{padding:220px 0 160px; text-align:center;}
  .book-landing-loading p, .book-landing-error p{color:var(--muted); font-size:15px;}
  .book-landing-error h1{font-size:28px; margin-bottom:14px;}
  @media(max-width:860px){
    .book-landing-grid{grid-template-columns:1fr;}
    .book-landing-cover{position:static; max-width:260px; margin:0 auto;}
  }
  .btn[aria-disabled="true"]{opacity:.5; cursor:not-allowed; pointer-events:none;}

  /* ---------- COLLECTION LANDING (coleccion.html / collection.html) ---------- */
  .coll-landing-hero{padding:150px 0 60px;}
  .coll-landing-hero h1{font-size:clamp(30px,4vw,44px); line-height:1.1; margin-bottom:16px;}
  .coll-landing-sub{font-size:16px; color:var(--muted); max-width:640px; line-height:1.6; margin-bottom:10px;}
  .coll-landing-count{font-size:12.5px; color:var(--teal); font-family:var(--display); font-weight:700; text-transform:uppercase; letter-spacing:.08em;}
  .coll-landing-list{display:flex; flex-direction:column; gap:0; margin:36px 0 30px; border:1px solid var(--border); border-radius:var(--radius-lg); overflow:hidden;}
  .coll-landing-row{display:flex; align-items:center; gap:16px; padding:16px 22px; border-bottom:1px solid var(--line);}
  .coll-landing-row:last-child{border-bottom:none;}
  .coll-landing-thumb{width:42px; height:58px; border-radius:6px; background-size:cover; background-position:center; flex-shrink:0; border:1px solid var(--line);}
  .coll-landing-thumb.ph-teal{background:linear-gradient(155deg,rgba(0,217,184,.2),rgba(0,217,184,.04));}
  .coll-landing-thumb.ph-gold{background:linear-gradient(155deg,rgba(232,184,64,.22),rgba(232,184,64,.04));}
  .coll-landing-thumb.ph-violet{background:linear-gradient(155deg,rgba(160,128,240,.22),rgba(160,128,240,.04));}
  .coll-landing-row-title{flex:1; font-size:14.5px; font-weight:600;}
  .coll-landing-row-price{font-family:var(--display); font-weight:700; font-size:14.5px; color:var(--muted); white-space:nowrap;}
  .coll-landing-summary{
    display:flex; flex-direction:column; gap:10px; max-width:420px; margin-left:auto;
    padding:24px 26px; border:1px solid var(--border); border-radius:var(--radius-lg); background:rgba(238,243,255,.03); margin-bottom:20px;
  }
  .coll-landing-summary-line{display:flex; justify-content:space-between; font-size:14px; color:var(--muted);}
  .coll-landing-summary-line.discount{color:var(--gold);}
  .coll-landing-summary-line.total{font-size:19px; font-weight:800; color:var(--white); font-family:var(--display); border-top:1px solid var(--line); padding-top:12px; margin-top:4px;}
  .coll-landing-summary .btn{width:100%; justify-content:center; margin-top:8px;}
  .coll-landing-note{font-size:12.5px; color:var(--muted); max-width:420px; margin-left:auto; text-align:right;}
  @media(max-width:640px){
    .coll-landing-summary, .coll-landing-note{margin-left:0; max-width:none;}
  }