:root{--ink:#172a42;--muted:#60748a;--blue:#365fd9;--sky:#eaf1ff;--line:#e1e8f2;--bg:#f5f8fd}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font:16px/1.68 system-ui,-apple-system,Segoe UI,Arial;color:var(--ink)}a{color:#315cce}a:hover{text-decoration-thickness:2px}.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:2}.top-inner{max-width:1160px;margin:auto;padding:15px 22px;display:flex;justify-content:space-between;align-items:center;gap:20px}.brand{font-weight:850;font-size:1.18rem;color:#1d3455;text-decoration:none}.brand span{color:#466ce2}.nav{display:flex;gap:22px;flex-wrap:wrap}.nav a{color:#4e6078;text-decoration:none;font-weight:650;font-size:.9rem}.wrap{max-width:1120px;margin:auto;padding:38px 22px 70px}.breadcrumb{font-size:.88rem;color:var(--muted);margin-bottom:24px}.breadcrumb a{color:var(--muted)}.hero{display:grid;grid-template-columns:1.5fr .7fr;gap:25px;align-items:center;padding:34px 38px;border-radius:25px;background:linear-gradient(120deg,#e6eeff,#f6faff 64%,#e9f5f1);border:1px solid #dce6f8}.eyebrow{font-size:.77rem;letter-spacing:.12em;font-weight:850;color:#4264bf;text-transform:uppercase}.hero h1{font-size:clamp(2.15rem,4vw,3.8rem);line-height:1.13;letter-spacing:-.04em;margin:12px 0}.hero p{max-width:650px;color:#526981}.illustration{border-radius:22px;background:linear-gradient(145deg,#456adf,#83b3f5);min-height:210px;display:flex;align-items:center;justify-content:center;font-size:6.8rem;box-shadow:0 16px 35px #335cb62a}.chips{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}.chip{font-size:.82rem;font-weight:750;background:white;border:1px solid #d8e3f5;padding:6px 12px;border-radius:99px}.layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;margin-top:25px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;margin-bottom:20px;box-shadow:0 8px 30px #233d5c09}.panel h2{font-size:1.45rem;margin:0 0 12px;letter-spacing:-.02em}.panel h3{margin:20px 0 8px}.panel p{color:#50647b}.side{position:sticky;top:88px}.price{font-size:2.15rem;font-weight:850;letter-spacing:-.04em;color:#244eaf}.notice{border-left:4px solid #db9b3d;background:#fff9ee;border-radius:9px;padding:14px 17px;margin:20px 0;color:#6a532c}.muted{color:var(--muted);font-size:.9rem}.btn{display:inline-block;padding:12px 17px;border-radius:11px;background:#365fd9;color:white;text-decoration:none;font-weight:750}.btn.outline{background:white;border:1px solid #c8d7f4;color:#3156ac}.steps{counter-reset:step;list-style:none;padding:0}.steps li{counter-increment:step;position:relative;padding:0 0 21px 52px;margin:0 0 12px;border-bottom:1px solid #edf1f7}.steps li:before{content:counter(step);position:absolute;left:0;top:0;background:#e7efff;color:#3156b8;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-weight:850}.steps strong{display:block;margin-bottom:4px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.tile{border:1px solid var(--line);background:white;border-radius:16px;overflow:hidden;transition:transform .2s}.tile:hover{transform:translateY(-3px)}.tile-visual{height:112px;display:flex;align-items:center;justify-content:center;font-size:3.3rem;background:linear-gradient(125deg,#e7efff,#eaf9f5)}.tile-body{padding:17px}.tile h3{font-size:1rem;margin:0 0 8px}.tile p{font-size:.86rem;color:var(--muted);margin:0 0 11px}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.video{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#f8fbff}.video-thumb{height:115px;background:linear-gradient(135deg,#233f72,#4669a5);color:white;display:flex;align-items:center;justify-content:center;font-size:2.4rem}.video-body{padding:12px}.video-body b{font-size:.9rem}.video-body p{font-size:.8rem;line-height:1.5;margin:5px 0}.video-body a{font-size:.84rem;font-weight:750}.pending{background:#edf1f7;color:#62758b}.pending .video-thumb{background:#e6ecf5;color:#8c9ab0}.catalog-head{text-align:center;padding:24px 0 18px}.catalog-head h1{font-size:clamp(2.3rem,4vw,3.4rem);letter-spacing:-.04em;margin:0}.catalog-head p{color:var(--muted)}.search{display:block;max-width:480px;width:100%;margin:22px auto;padding:13px 15px;border:1px solid #ccd9e9;border-radius:12px;font:inherit}.section-title{margin:34px 0 16px;font-size:1.4rem}.footer{text-align:center;padding:30px;color:var(--muted);font-size:.85rem}.small-list{padding-left:20px}.small-list li{margin-bottom:9px}@media(max-width:800px){.hero{grid-template-columns:1fr;padding:24px}.illustration{min-height:145px;font-size:4.5rem}.layout{grid-template-columns:1fr}.side{position:static}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.video-grid{grid-template-columns:1fr}.top-inner{flex-wrap:wrap}.nav{gap:13px}.panel{padding:20px}}@media(max-width:530px){.grid{grid-template-columns:1fr}.wrap{padding:20px 14px 45px}.hero h1{font-size:2.3rem}}

/* V6 tool/material visual system */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:16px 0}.tool-card{border:1px solid #dce5ef;border-radius:14px;padding:14px;background:#f8fbff}.tool-icon{height:66px;display:grid;place-items:center;background:#e8f2ff;border-radius:10px;font-size:30px;margin-bottom:9px}.tool-card b{display:block;font-size:14px}.tool-card small{color:#5c6879}.draft-banner{background:#fff8e5;border:1px solid #e9cf84;padding:12px 15px;border-radius:12px;margin:15px 0}.tip{background:#edf8f1;border-left:4px solid #249365;padding:14px;border-radius:8px}.v6-tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(235px,1fr));gap:14px}.v6-tile{padding:18px;border:1px solid #dce5ef;border-radius:14px;background:white}.v6-tile a{font-weight:700}.v6-tile p{font-size:13px;color:#58667a}.v6-section{margin:35px 0}.v6-intro{margin:28px 0;padding:20px;background:#eff6ff;border-radius:14px}
/* V7 shopping helpers */
.tool-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0}
.tool-card{border:1px solid #dbe5f1;border-radius:14px;padding:12px;background:#fff;display:flex;gap:12px;align-items:center}
.tool-art{width:78px;height:78px;flex:none;border-radius:12px;background:linear-gradient(145deg,#eef5ff,#f8fafc);display:flex;align-items:center;justify-content:center;font-size:43px}
.tool-card b{display:block;font-size:15px}.tool-card p{margin:5px 0;font-size:12px;color:#64748b}.tool-card a{font-size:13px;font-weight:700;color:#1462ad}
.deal-pending{background:#eff8f2;border:1px solid #c6e4d0;border-radius:12px;padding:14px;margin:12px 0;color:#24583a}
@media(max-width:640px){.tool-cards{grid-template-columns:1fr}.tool-art{width:65px;height:65px}}

/* V8: legible tool cards on every screen */
.tool-shopping{margin-top:24px;padding-top:8px;border-top:1px solid #e4eaf4}
.tool-shopping>h3{font-size:1.35rem;margin:15px 0 5px}
.tool-shopping>p{font-size:.94rem;line-height:1.6}
.tool-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:20px 0 25px}
.tool-card{display:flex;flex-direction:column;align-items:stretch;min-width:0;padding:0;overflow:hidden;background:#fff;border:1px solid #dce5f1;border-radius:18px;box-shadow:0 7px 18px rgba(35,61,92,.06)}
.tool-art{width:100%;height:165px;flex:none;border-radius:0;background:#edf5fd;display:block;overflow:hidden}
.tool-art img{width:100%;height:100%;object-fit:contain;display:block}
.tool-card>div:nth-child(2){padding:16px 17px 19px;min-width:0}
.tool-card b{display:block;font-size:1.05rem;line-height:1.35;color:#1c3351}
.tool-card p{font-size:.88rem;line-height:1.55;margin:8px 0 13px;color:#546981}
.tool-card a{display:inline-block;font-size:.88rem;line-height:1.3;border:1px solid #cbdcf4;border-radius:9px;padding:10px 12px;text-decoration:none;background:#f4f8ff;color:#2354ac}
.tool-card a:hover{background:#e9f2ff}
@media(max-width:570px){.tool-cards{grid-template-columns:1fr;gap:14px}.tool-art{height:175px}}

/* V9: give the guide priority; compact price sidebar */
@media(min-width:801px){.wrap{max-width:1260px}.layout{grid-template-columns:minmax(0,1fr) 220px;gap:18px}.side .panel{padding:17px}.side .price{font-size:1.65rem}.side p{font-size:.82rem;line-height:1.5}}
.photo-credit{display:block;font-size:.72rem;line-height:1.35;margin-top:12px;color:#586d88}.video-preview{display:block;position:relative;background:#233f72;aspect-ratio:16/9}.video-preview img{width:100%;height:100%;object-fit:cover;display:block}.video-preview span{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#e62429;color:#fff;border-radius:12px;padding:4px 14px;font-size:1.45rem}.video-grid{grid-template-columns:repeat(3,minmax(0,1fr))}@media(max-width:950px){.video-grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.video-grid{grid-template-columns:1fr}}

/* V10 readability and truthful visual status */
.photo-pending{display:grid;place-items:center;width:100%;height:100%;font-weight:750;font-size:.82rem;letter-spacing:.08em;color:#58708e;background:repeating-linear-gradient(135deg,#eef3f9,#eef3f9 16px,#e7eef8 16px,#e7eef8 32px)}
.video-thumb img{width:100%;height:100%;object-fit:cover}
@media(min-width:801px){.layout{grid-template-columns:minmax(0,1fr) 205px;gap:16px}.side .panel{padding:15px}.side .price{font-size:1.45rem}}
.tool-card p{font-size:.94rem}.tool-card b{font-size:1.08rem}

/* V10 editorial photo layout */
.tool-art {position:relative;min-height:142px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#f5f7fa;border-radius:12px}
.tool-art img {width:100%;height:142px;object-fit:contain;background:white}
.tool-art .photo-credit {position:absolute;bottom:2px;right:3px;left:3px;background:rgba(255,255,255,.92);font-size:9px;text-align:center;color:#415166}
.tool-card {min-width:0;align-items:start}
.tool-card b {overflow-wrap:anywhere}
@media (min-width: 950px) {.layout {grid-template-columns:minmax(0, 1fr) 245px;gap:20px}}
@media (max-width: 949px) {.layout {grid-template-columns:minmax(0,1fr)}}

/* V26 centralized product catalog cards */
.fcc-retailer-card{display:flex;flex-direction:column;overflow:hidden}.fcc-product-image{height:165px;display:flex;align-items:center;justify-content:center;background:#fff;border-bottom:1px solid #e4ebf1;padding:12px}.fcc-product-image img{max-width:100%;max-height:100%;object-fit:contain}.fcc-photo-pending{font-size:12px;text-align:center;color:#64748b;border:1px dashed #cbd5e1;border-radius:8px;padding:18px}.fcc-shop-buttons{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}.fcc-shop-buttons a{display:inline-block;font-size:12px;font-weight:700;padding:8px 9px;border-radius:7px;text-decoration:none;color:#fff}.fcc-shop-buttons .fcc-hd{background:#d35b1b}.fcc-shop-buttons .fcc-lowes{background:#1766b1}.fcc-shop-buttons .fcc-amazon{background:#263343}.fcc-shop-buttons a:hover{filter:brightness(.9)}

/* V29 video resource cards */
.fcc-video-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:14px;margin-top:16px}.fcc-video-card{border:1px solid #dce5ef;border-radius:12px;overflow:hidden;background:#fff}.fcc-video-preview{aspect-ratio:16/9;background:linear-gradient(125deg,#163b63,#2c6d9e);display:flex;align-items:center;justify-content:center;color:white;font-size:32px;text-decoration:none}.fcc-video-preview img{width:100%;height:100%;object-fit:cover}.fcc-video-info{padding:13px}.fcc-video-info strong{display:block;margin-bottom:7px}.fcc-video-info p{font-size:13px;color:#566;margin:0 0 10px}.fcc-video-info a{font-weight:700}.fcc-video-disclosure{font-size:12px;color:#586579;margin-top:12px}

.fcc-video-link-preview{display:flex;align-items:center;justify-content:center;width:100%;min-height:130px;background:#e8f1f8;color:#123b64;font-size:1.1rem;font-weight:700;text-align:center;padding:12px}