/* ═══════════════════════════════════════════════════════════
   Length Sub-Hub Page — CSS
   Prefix: lsh- (length-sub-hub)
   Theme: Orange/Amber (#F59E0B) — matches Unit Converters
   ═══════════════════════════════════════════════════════════ */

/* === HERO === */
.lsh-hero{text-align:center;padding:56px 20px 32px;max-width:880px;margin:0 auto}
.lsh-hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(245,158,11,0.1);border:1px solid rgba(245,158,11,0.3);border-radius:20px;padding:6px 16px;font-size:13px;color:#F59E0B;font-family:'DM Sans',sans-serif;margin-bottom:20px;font-weight:600;letter-spacing:0.5px}
.lsh-hero-title{font-family:'Laila',serif;font-size:clamp(28px,4.5vw,44px);font-weight:700;color:#FFFFFF;margin:0 0 14px;line-height:1.2}
.lsh-hero-title span{color:#F59E0B}
.lsh-hero-sub{font-family:'DM Sans',sans-serif;font-size:15px;color:#8899AA;max-width:640px;margin:0 auto 32px;line-height:1.7}
.lsh-hero-search{position:relative;max-width:520px;margin:0 auto}
.lsh-hero-search input{width:100%;padding:16px 20px 16px 48px;background:#111B2E;border:1px solid rgba(55,75,100,0.3);border-radius:14px;color:#FFFFFF;font-family:'DM Sans',sans-serif;font-size:15px;outline:none;transition:border-color 0.3s,box-shadow 0.3s;box-sizing:border-box}
.lsh-hero-search input::placeholder{color:#5A7090}
.lsh-hero-search input:focus{border-color:#F59E0B;box-shadow:0 0 0 3px rgba(245,158,11,0.15)}
.lsh-hero-search svg{position:absolute;left:18px;top:50%;transform:translateY(-50%);width:18px;height:18px;stroke:#5A7090;fill:none;stroke-width:2;pointer-events:none}

/* === STATS === */
.lsh-stats{padding:10px 20px 40px;max-width:750px;margin:0 auto}
.lsh-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.lsh-stat-value{font-family:'DM Sans',sans-serif;font-size:clamp(22px,3vw,32px);font-weight:700;color:#FFFFFF;line-height:1}
.lsh-stat-value span{color:#F59E0B}
.lsh-stat-label{font-size:12px;color:#5A7090;margin-top:6px;font-family:'DM Sans',sans-serif}
@media(max-width:500px){.lsh-stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}}

/* === SHARED SECTION === */
.lsh-section-header{text-align:center;margin-bottom:36px}
.lsh-section-label{font-size:13px;color:#F59E0B;text-transform:uppercase;letter-spacing:2px;font-weight:600;margin-bottom:8px;font-family:'DM Sans',sans-serif}
.lsh-section-title{font-family:'DM Sans',sans-serif;font-size:clamp(22px,3.5vw,32px);font-weight:700;color:#FFFFFF;margin:0 0 10px}
.lsh-section-sub{font-size:15px;color:#8899AA;max-width:600px;margin:0 auto;line-height:1.6;font-family:'DM Sans',sans-serif}

/* === QUICK CONVERTER WIDGET === */
.lsh-converter{max-width:680px;margin:0 auto;padding:20px 20px 40px}
.lsh-converter-card{background:#111B2E;border:1px solid rgba(55,75,100,0.3);border-radius:18px;padding:32px;position:relative;overflow:hidden}
.lsh-converter-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#F59E0B,#F97316,#EF4444)}
.lsh-converter-row{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap}
.lsh-conv-group{display:flex;flex-direction:column;gap:6px;flex:1;min-width:130px}
.lsh-conv-label{font-size:12px;color:#5A7090;font-family:'DM Sans',sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:1px}
.lsh-conv-select{padding:13px 36px 13px 14px;font-size:15px;font-weight:600;border-radius:12px;border:1px solid rgba(55,75,100,0.4);background:#0B1120;color:#FFFFFF;cursor:pointer;font-family:'DM Sans',sans-serif;outline:none;transition:border-color 0.3s;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23F59E0B%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");background-repeat:no-repeat;background-position:right 12px center;background-size:10px}
.lsh-conv-select:focus{border-color:#F59E0B}
.lsh-conv-swap{width:40px;height:40px;border-radius:50%;background:rgba(245,158,11,0.1);border:1px solid rgba(245,158,11,0.3);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.3s;flex-shrink:0}
.lsh-conv-swap:hover{background:rgba(245,158,11,0.2);transform:rotate(180deg)}
.lsh-conv-swap svg{width:16px;height:16px;stroke:#F59E0B;fill:none;stroke-width:2}
.lsh-conv-btn{margin-top:20px;width:100%;padding:14px;background:#F59E0B;color:#0B1120;border:none;border-radius:12px;font-size:16px;font-weight:700;font-family:'DM Sans',sans-serif;cursor:pointer;transition:all 0.25s;display:flex;align-items:center;justify-content:center;gap:8px}
.lsh-conv-btn:hover{background:#D97706;transform:translateY(-2px);box-shadow:0 8px 24px rgba(245,158,11,0.3)}
.lsh-conv-btn svg{width:18px;height:18px;fill:none;stroke:#0B1120;stroke-width:2}
.lsh-conv-note{text-align:center;margin-top:14px;font-size:13px;color:#5A7090;font-family:'DM Sans',sans-serif}

/* === UNIT GROUP CARDS (3-column grid) === */
.lsh-units-section{max-width:1040px;margin:0 auto;padding:40px 20px 60px}
.lsh-units-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}

.lsh-unit-card{background:#111B2E;border:1px solid rgba(55,75,100,0.3);border-radius:16px;padding:24px 22px;position:relative;overflow:hidden;transition:transform 0.3s,border-color 0.3s,box-shadow 0.3s;cursor:pointer}
.lsh-unit-card:hover{transform:translateY(-4px);border-color:rgba(245,158,11,0.4);box-shadow:0 12px 32px rgba(245,158,11,0.08)}
.lsh-unit-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#F59E0B,#FBBF24);opacity:0;transition:opacity 0.3s}
.lsh-unit-card:hover::before{opacity:1}

.lsh-unit-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.lsh-unit-icon{width:40px;height:40px;border-radius:10px;background:rgba(245,158,11,0.1);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.lsh-unit-name{font-family:'DM Sans',sans-serif;font-size:16px;font-weight:700;color:#FFFFFF}
.lsh-unit-symbol{font-family:'DM Sans',sans-serif;font-size:13px;color:#F59E0B;font-weight:600}

.lsh-unit-desc{font-family:'DM Sans',sans-serif;font-size:12px;color:#8899AA;line-height:1.5;margin-bottom:14px}

.lsh-unit-links{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.lsh-unit-link{font-size:11px;color:#C8D8E8;background:rgba(55,75,100,0.2);padding:4px 8px;border-radius:6px;font-family:'DM Sans',sans-serif;text-decoration:none;transition:all 0.2s;font-weight:500}
.lsh-unit-link:hover{background:rgba(245,158,11,0.15);color:#F59E0B}

.lsh-unit-more{font-family:'DM Sans',sans-serif;font-size:12px;font-weight:600;color:#F59E0B;display:inline-flex;align-items:center;gap:4px;text-decoration:none;transition:gap 0.3s}
.lsh-unit-card:hover .lsh-unit-more{gap:8px}
.lsh-unit-more svg{width:12px;height:12px;stroke:#F59E0B;fill:none;stroke-width:2}

@media(max-width:800px){.lsh-units-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:500px){.lsh-units-grid{grid-template-columns:1fr}}

/* === POPULAR CONVERSIONS === */
.lsh-popular-section{max-width:1000px;margin:0 auto;padding:40px 20px 60px}
.lsh-popular-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.lsh-pop-link{background:#111B2E;border:1px solid rgba(55,75,100,0.3);border-radius:10px;padding:14px 16px;text-decoration:none;text-align:center;transition:all 0.25s;font-family:'DM Sans',sans-serif;font-size:13px;font-weight:600;color:#C8D8E8}
.lsh-pop-link:hover{border-color:rgba(245,158,11,0.4);background:rgba(245,158,11,0.05);color:#F59E0B;transform:translateY(-2px)}
.lsh-pop-link span{display:block;font-size:11px;color:#5A7090;font-weight:400;margin-top:3px}
@media(max-width:700px){.lsh-popular-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:400px){.lsh-popular-grid{grid-template-columns:1fr}}

/* === HOW IT WORKS === */
.lsh-hiw-section{max-width:900px;margin:0 auto;padding:60px 20px}
.lsh-hiw-card{background:#111B2E;border:1px solid rgba(55,75,100,0.3);border-radius:16px;padding:48px 32px;position:relative;overflow:hidden}
.lsh-hiw-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#F59E0B,#F97316,#EF4444)}
.lsh-hiw-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;text-align:center}
.lsh-hiw-num{width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;margin-bottom:16px;font-family:'DM Sans',sans-serif}
.lsh-hiw-num.s1{background:rgba(245,158,11,0.15);color:#F59E0B}
.lsh-hiw-num.s2{background:rgba(249,115,22,0.15);color:#F97316}
.lsh-hiw-num.s3{background:rgba(239,68,68,0.15);color:#EF4444}
.lsh-hiw-stepname{font-size:15px;font-weight:700;color:#FFFFFF;margin-bottom:8px;font-family:'DM Sans',sans-serif}
.lsh-hiw-stepdesc{font-size:13px;color:#8899AA;line-height:1.5;font-family:'DM Sans',sans-serif}
@media(max-width:600px){.lsh-hiw-steps{grid-template-columns:1fr;gap:24px}.lsh-hiw-card{padding:32px 20px}}

/* === FEATURES === */
.lsh-features-section{max-width:1000px;margin:0 auto;padding:60px 20px}
.lsh-features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.lsh-feature-card{background:#111B2E;border:1px solid rgba(55,75,100,0.3);border-radius:14px;padding:28px 24px;text-align:center;transition:transform 0.25s,border-color 0.25s}
.lsh-feature-card:hover{transform:translateY(-2px);border-color:rgba(245,158,11,0.3)}
.lsh-feature-icon{width:48px;height:48px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:14px}
.lsh-feature-icon.fi-amber{background:rgba(245,158,11,0.12)}
.lsh-feature-icon.fi-green{background:rgba(16,185,129,0.12)}
.lsh-feature-icon.fi-blue{background:rgba(59,130,246,0.12)}
.lsh-feature-icon.fi-purple{background:rgba(139,92,246,0.12)}
.lsh-feature-icon.fi-pink{background:rgba(236,72,153,0.12)}
.lsh-feature-icon.fi-cyan{background:rgba(6,182,212,0.12)}
.lsh-feature-title{font-family:'DM Sans',sans-serif;font-size:16px;font-weight:700;color:#FFFFFF;margin:0 0 8px}
.lsh-feature-desc{font-family:'DM Sans',sans-serif;font-size:13px;color:#8899AA;line-height:1.6;margin:0}
@media(max-width:700px){.lsh-features-grid{grid-template-columns:1fr}}

/* === FAQ === */
.lsh-faq-section{max-width:800px;margin:0 auto;padding:60px 20px}
.lsh-faq-item{border:1px solid rgba(55,75,100,0.3);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color 0.3s}
.lsh-faq-item:hover{border-color:rgba(245,158,11,0.3)}
.lsh-faq-q{width:100%;background:#111B2E;border:none;padding:18px 20px;color:#FFFFFF;font-size:15px;font-weight:600;font-family:'DM Sans',sans-serif;text-align:left;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;line-height:1.4;-webkit-user-select:none;user-select:none}
.lsh-faq-q::after{content:'+';font-size:22px;color:#F59E0B;transition:transform 0.3s;flex-shrink:0;font-weight:400}
.lsh-faq-item.active .lsh-faq-q::after{transform:rotate(45deg)}
.lsh-faq-a{max-height:0;overflow:hidden;transition:max-height 0.4s ease,padding 0.4s;background:#111B2E;padding:0 20px;color:#8899AA;font-size:14px;line-height:1.7;font-family:'DM Sans',sans-serif}
.lsh-faq-item.active .lsh-faq-a{max-height:300px;padding:0 20px 20px}

/* === LINKS + CTA === */
.lsh-links-section{max-width:1000px;margin:0 auto;padding:40px 20px 60px}
.lsh-links-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}
.lsh-link-card{background:#111B2E;border:1px solid rgba(55,75,100,0.3);border-radius:12px;padding:20px;display:flex;align-items:center;gap:14px;text-decoration:none;transition:transform 0.25s,border-color 0.25s}
.lsh-link-card:hover{transform:translateY(-2px);border-color:rgba(245,158,11,0.3)}
.lsh-link-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.lsh-link-name{font-family:'DM Sans',sans-serif;font-size:14px;font-weight:600;color:#FFFFFF}
.lsh-link-desc{font-family:'DM Sans',sans-serif;font-size:12px;color:#5A7090;margin-top:2px}
@media(max-width:600px){.lsh-links-grid{grid-template-columns:1fr}}

.lsh-cta-section{text-align:center;padding:60px 20px;background:linear-gradient(180deg,transparent 0%,rgba(245,158,11,0.03) 100%)}
.lsh-cta-title{font-family:'DM Sans',sans-serif;font-size:clamp(24px,3.5vw,34px);font-weight:700;color:#FFFFFF;margin:0 0 12px}
.lsh-cta-sub{font-size:15px;color:#8899AA;max-width:480px;margin:0 auto 28px;line-height:1.6;font-family:'DM Sans',sans-serif}
.lsh-cta-btn{display:inline-flex;align-items:center;gap:8px;background:#F59E0B;color:#0B1120;padding:14px 32px;border-radius:12px;text-decoration:none;font-weight:700;font-size:15px;font-family:'DM Sans',sans-serif;transition:all 0.25s;border:none;cursor:pointer}
.lsh-cta-btn:hover{background:#D97706;transform:translateY(-2px);box-shadow:0 8px 24px rgba(245,158,11,0.25)}

/* === BREADCRUMB === */
.lsh-breadcrumb{max-width:1000px;margin:0 auto;padding:12px 20px;font-family:'DM Sans',sans-serif;font-size:13px}
.lsh-breadcrumb a{color:#5A7090;text-decoration:none;transition:color 0.2s}
.lsh-breadcrumb a:hover{color:#F59E0B}
.lsh-breadcrumb span.sep{color:#374B64;margin:0 8px}
.lsh-breadcrumb span.current{color:#8899AA}