:root{--bg-color:#f3f4f6;--text-primary:#111827;--text-secondary:#4b5563;--accent-gold:#d4af37;--accent-gold-text:#a8820a;--accent-navy:#000;--card-bg:#fff;--nested-bg:#f5f0e8;--border-color:#00000014;--shadow-subtle:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d;--font-serif:"Playfair Display", serif;--font-sans:"Inter", sans-serif;--font-mono:"JetBrains Mono", monospace}body{font-family:var(--font-sans);background-color:var(--bg-color);color:var(--text-primary);margin:0;padding:0}h1,h2,h3,.brand-text{font-family:var(--font-serif);color:var(--text-primary);letter-spacing:-.02em}.page-hero{text-align:center;max-width:800px;margin:0 auto;padding:40px 20px 20px}.page-title{color:var(--text-primary);text-align:center;-webkit-text-fill-color:initial;filter:none;text-shadow:none;background:0 0;margin-top:0;margin-bottom:16px;font-size:2.8rem;font-weight:700}.page-subtitle{color:var(--text-secondary);max-width:600px;margin:0 auto;font-size:1.1rem;font-weight:300;line-height:1.6}.calc-wrapper{max-width:960px;margin:0 auto;padding:0 16px}.calc-tab-bar{border-bottom:2px solid #d4af3733;gap:0;margin-bottom:0;display:flex}.calc-tab{font-family:var(--font-sans);cursor:pointer;color:var(--text-secondary);white-space:nowrap;background:0 0;border:none;border-bottom:3px solid #0000;margin-bottom:-2px;padding:14px 28px;font-size:.9rem;font-weight:500;transition:all .2s}.calc-tab:hover{color:var(--accent-gold-text)}.calc-tab.active{color:var(--accent-gold-text);border-bottom-color:var(--accent-gold);font-weight:600}.calc-tab-panel{padding-top:28px;display:none}.calc-tab-panel.active{display:block}.main-container{flex-direction:column;align-items:center;max-width:900px;margin:0 auto;padding:0 0 16px;display:flex}.luxury-stage{background:var(--card-bg);width:100%;box-shadow:var(--shadow-subtle);border:1px solid #e5e7eb;border-radius:16px;grid-template-columns:1fr;gap:16px;padding:24px;display:grid;position:relative;overflow:visible}@media (width>=768px){.luxury-stage{grid-template-rows:auto auto;grid-template-columns:1fr 1fr;gap:24px;padding:32px}.ring-column{flex-direction:column;grid-row:1/3;justify-content:center;align-items:center;display:flex}.controls-column{flex-direction:column;gap:16px;display:flex}}@keyframes ringGlowPulse{0%,to{box-shadow:inset 2px 2px 5px #0006,inset -2px -2px 5px #fffc,0 10px 20px #00000026,0 4px 6px #0000001a,0 0 #d4af3700}50%{box-shadow:inset 2px 2px 5px #0006,inset -2px -2px 5px #fffc,0 14px 28px #0000002e,0 6px 8px #0000001f,0 0 28px #d4af3738}}.ring-container{box-shadow:none;perspective:900px;background:0 0;border:none;justify-content:center;align-items:center;min-height:120px;max-height:220px;padding:8px;display:flex;position:relative}#ring-visual{background:conic-gradient(#bf953f 0deg,#fcf6ba 50deg,#b38728 100deg,#fbf5b7 150deg,#aa771c 200deg,#fcf6ba 250deg,#bf953f 300deg,#fbf5b7 350deg,#bf953f 360deg);border-radius:50%;justify-content:center;align-items:center;margin:0 auto;transition:width .15s,height .15s,transform .5s cubic-bezier(.25,.46,.45,.94);animation:4s ease-in-out infinite ringGlowPulse;display:flex;position:relative}#ring-visual:after{content:"";background:var(--card-bg);border-radius:50%;width:86%;height:86%;transition:background .3s;position:absolute;box-shadow:inset 0 6px 12px #00000026,0 1px #fffc}.ring-diameter-display{text-align:center;pointer-events:none;z-index:10;display:none;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}#ring-visual:hover{transform:rotateY(14deg)scale(1.04)}.size-display-hero{text-align:center;flex-direction:column;align-items:center;margin-bottom:8px;display:flex}.hero-label{text-transform:uppercase;letter-spacing:.1em;color:#4a4a4a;margin-bottom:4px;font-size:.75rem}.hero-value{font-family:var(--font-serif);background:linear-gradient(135deg,#bf953f 0%,#fcf6ba 40%,#b38728 70%,#d4af37 100%);-webkit-text-fill-color:transparent;filter:drop-shadow(0 2px 4px #b4872826);-webkit-background-clip:text;background-clip:text;font-size:4.5rem;font-weight:700;line-height:1;transition:opacity .2s,transform .2s}@keyframes slideInFromRight{0%{opacity:0;transform:translate(10px)}to{opacity:1;transform:translate(0)}}.interaction-area{flex-direction:column;align-items:center;gap:12px;width:100%;display:flex}.mode-pills{background:#f0f0f0;border-radius:8px;gap:2px;width:100%;max-width:360px;margin-bottom:12px;padding:3px;display:flex}.pill-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;flex:1;justify-content:center;align-items:center;height:32px;padding:6px 12px;font-size:.75rem;font-weight:600;transition:all .2s;display:flex}.pill-btn.active{color:#fff;background:#111827;border-color:#111827;box-shadow:0 2px 4px #00000026}.pill-btn:not(.active):hover{background:#0000000d}.glass-slider{-webkit-appearance:none;appearance:none;background:#999;border-radius:2px;outline:none;width:100%;max-width:400px;height:4px}.glass-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:var(--text-primary);cursor:pointer;border:2px solid #fff;border-radius:50%;width:44px;height:44px;margin-top:-20px;transition:transform .2s;box-shadow:0 2px 5px #0003}.glass-slider::-webkit-slider-thumb:hover{transform:scale(1.1)}.glass-slider::-moz-range-thumb{width:44px;height:44px}.compact-input{text-align:center;color:#333;background:#fff;border:2px solid #999;border-radius:6px;max-width:140px;padding:8px 12px;font-size:1rem;font-weight:500}.compact-input:focus{border-color:var(--accent-gold);outline:none}.compact-input{transition:border-color .2s,box-shadow .2s,background .2s}.compact-input[data-state=error]{background:#dc262608;border-color:#dc2626;box-shadow:0 0 0 3px #dc26261a}.compact-input[data-state=ok]{border-color:#16a34a;box-shadow:0 0 0 3px #16a34a14}.input-label{color:var(--text-secondary);margin-bottom:4px;font-size:.8rem;display:block}.recalibrate-link{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;font-size:.75rem;text-decoration:none;transition:color .2s}.recalibrate-link:hover{color:var(--accent-gold);text-decoration:underline}input[type=number]::-webkit-outer-spin-button,input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;appearance:none;margin:0}input[type=number]{-moz-appearance:textfield;appearance:textfield}.stat-grid-luxury{grid-template-columns:repeat(3,1fr);gap:12px;width:100%;margin:20px 0 8px;display:grid}.stat-item{background:var(--card-bg);text-align:center;border:1px solid #00000012;border-radius:10px;padding:14px 10px;transition:border-color .2s,box-shadow .2s}.stat-item:hover{border-color:#d4af374d;box-shadow:0 2px 8px #d4af371a}.stat-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary);font-size:.68rem;font-family:var(--font-sans);margin-bottom:5px}.stat-val{color:var(--text-primary);font-size:1.75rem;font-weight:700;font-family:var(--font-mono);letter-spacing:-.02em;line-height:1}.stat-val.stat-empty{color:#d1d5db}.formula-strip{flex-wrap:wrap;gap:8px;width:100%;margin:12px 0;display:flex}.formula-pill{font-size:.78rem;font-family:var(--font-mono);color:#7a5c00;white-space:nowrap;background:#d4af3712;border:1px solid #d4af3740;border-radius:20px;padding:5px 14px}.toggle-row{cursor:pointer;color:var(--text-secondary);user-select:none;align-items:center;gap:10px;width:100%;margin:8px 0 4px;font-size:.88rem;display:flex}.toggle-row input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent-gold);cursor:pointer}.toggle-hint{color:#9ca3af;font-size:.78rem}.alert-stack{flex-direction:column;gap:8px;width:100%;margin:8px 0;display:flex}.alert-item{border-radius:7px;align-items:flex-start;gap:10px;padding:10px 14px;font-size:.83rem;line-height:1.45;display:flex}.alert-icon{flex-shrink:0;margin-top:1px;font-size:.95rem}.alert-info{color:#1e40af;background:#3b82f612;border-left:3px solid #3b82f6}.alert-tip{border-left:3px solid var(--accent-gold);color:#78590e;background:#d4af3714}.alert-warn{color:#92400e;background:#f59e0b17;border-left:3px solid #f59e0b}.action-bar{flex-wrap:wrap;gap:10px;width:100%;margin:12px 0 4px;display:flex}.action-btn-primary{background:var(--accent-gold);color:#fff;cursor:pointer;font-size:.88rem;font-weight:600;font-family:var(--font-sans);border:none;border-radius:7px;padding:10px 20px;transition:background .2s,transform .15s}.action-btn-primary:hover{background:#b8941e;transform:translateY(-1px)}.action-btn-secondary{color:var(--accent-gold);border:1.5px solid var(--accent-gold);cursor:pointer;font-size:.88rem;font-weight:600;font-family:var(--font-sans);background:0 0;border-radius:7px;padding:10px 18px;transition:background .2s,transform .15s}.action-btn-secondary:hover{background:#d4af3714;transform:translateY(-1px)}.action-btn-danger{color:#dc2626;cursor:pointer;font-size:.88rem;font-weight:600;font-family:var(--font-sans);background:0 0;border:1.5px solid #dc2626;border-radius:7px;padding:10px 18px;transition:background .2s}.action-btn-danger:hover{background:#dc26260f}.demo-badge{font-size:.68rem;font-weight:600;font-family:var(--font-sans);white-space:nowrap;border-radius:10px;padding:2px 8px;display:inline-block}.badge-women{color:#9d174d;background:#ec48991a;border:1px solid #ec489933}.badge-unisex{color:var(--accent-gold-text);background:#d4af371f;border:1px solid #d4af3740}.badge-mens{color:#1e40af;background:#3b82f61a;border:1px solid #3b82f633}.current-size-banner{border:1px solid #d4af374d;border-left:4px solid var(--accent-gold);color:var(--text-secondary);font-size:.9rem;font-family:var(--font-sans);background:linear-gradient(135deg,#d4af371a,#d4af370f);border-radius:10px;margin-bottom:20px;padding:12px 18px}.current-size-banner strong{color:var(--accent-gold-text);font-family:var(--font-mono)}.toast{color:#fff;font-size:.88rem;font-family:var(--font-sans);z-index:9999;pointer-events:none;background:#111827;border-radius:9px;padding:12px 22px;animation:.3s forwards toastIn;position:fixed;bottom:28px;right:28px;box-shadow:0 8px 20px #00000040}@keyframes toastIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.tab-content-area{max-width:900px;margin:0 auto;padding:0 0 32px}.guide-section{margin-bottom:44px}.guide-section-title{font-family:var(--font-serif);color:var(--text-primary);border-bottom:1px solid #00000014;margin:0 0 6px;padding-bottom:10px;font-size:1.3rem}.guide-section-hint{color:var(--text-secondary);margin:6px 0 14px;font-size:.85rem}.table-scroll{overflow-x:auto}.size-table{border-collapse:collapse;width:100%;font-size:.88rem}.size-table th{text-align:left;text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary);white-space:nowrap;background:#f9fafb;border-bottom:2px solid #e5e7eb;padding:10px 14px;font-size:.75rem}.size-table td{color:var(--text-primary);font-family:var(--font-mono);border-bottom:1px solid #f3f4f6;padding:10px 14px;font-size:.85rem}.size-table tr:hover td{background:#d4af370a}.size-table tr.highlight-row td{color:#7a5c00;font-weight:700;background:#d4af3724!important}.width-guide-grid{background:var(--card-bg);border:1px solid #e5e7eb;border-radius:12px;flex-direction:column;gap:12px;padding:20px;display:flex}.width-row{grid-template-columns:140px 1fr 110px;align-items:center;gap:14px;display:grid}.width-label{color:var(--text-primary);font-size:.85rem;font-weight:500}.width-bar-track{background:#f0f0f0;border-radius:5px;height:10px;overflow:hidden}.width-bar-fill{background:linear-gradient(90deg,#d4af37,#f0d060);border-radius:5px;height:100%;transition:width .3s}.width-adj{color:var(--text-secondary);text-align:right;font-size:.82rem;font-family:var(--font-mono)}.width-adj.adj-up{color:var(--accent-gold-text);font-weight:600}.chart-container-guide{background:var(--card-bg);border:1px solid #e5e7eb;border-radius:12px;height:260px;padding:16px;position:relative}.history-save-card{background:var(--card-bg);border:1px solid #e5e7eb;border-radius:12px;margin-bottom:24px;padding:20px 24px}.history-save-title{font-family:var(--font-serif);color:var(--text-primary);margin:0 0 14px;font-size:1.1rem}.history-save-current{color:#7a5c00;font-family:var(--font-mono);background:#d4af371a;border:1px solid #d4af374d;border-radius:6px;margin-bottom:14px;padding:6px 14px;font-size:.85rem;display:inline-block}.history-save-form{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.save-label-input{min-width:180px;font-size:.88rem;font-family:var(--font-sans);color:var(--text-primary);background:#f9fafb;border:1.5px solid #d1d5db;border-radius:7px;flex:1;padding:9px 14px;transition:border-color .2s}.save-label-input:focus{border-color:var(--accent-gold);background:#fff;outline:none}.history-toolbar{flex-wrap:wrap;gap:10px;margin-bottom:20px;display:flex}.history-list-title{font-family:var(--font-serif);color:var(--text-primary);margin:0 0 14px;font-size:1.1rem}.history-empty{text-align:center;color:#9ca3af;background:var(--card-bg);border:1px dashed #e5e7eb;border-radius:12px;padding:48px 20px;font-size:.9rem}.history-empty-icon{margin-bottom:12px;font-size:2.5rem;display:block}.measurement-card{background:var(--card-bg);border:1px solid #00000012;border-left:4px solid var(--accent-gold);border-radius:10px;margin-bottom:12px;padding:16px 18px;transition:box-shadow .2s;position:relative}.measurement-card:hover{box-shadow:0 4px 12px #00000014}.measurement-card-header{justify-content:space-between;align-items:flex-start;margin-bottom:6px;display:flex}.measurement-card-label{color:var(--text-primary);font-size:.95rem;font-weight:600}.measurement-card-delete{color:#d1d5db;cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:1rem;line-height:1;transition:color .2s}.measurement-card-delete:hover{color:#dc2626}.measurement-card-sizes{font-family:var(--font-mono);color:var(--text-primary);margin-bottom:4px;font-size:.88rem}.measurement-card-meta{color:#9ca3af;font-size:.76rem}.history-chart-section{background:var(--card-bg);border:1px solid #e5e7eb;border-radius:12px;margin-bottom:24px;padding:18px 20px}.history-chart-title{font-family:var(--font-serif);color:var(--text-primary);margin:0 0 14px;font-size:1rem}.history-chart-container{height:220px;position:relative}.faq-section{max-width:600px;margin-top:60px;margin-left:auto;margin-right:auto;padding-bottom:50px}.faq-header{text-align:center;letter-spacing:.1em;color:var(--text-primary);text-transform:uppercase;font-size:1rem;font-family:var(--font-sans);margin-bottom:20px}.faq-divider{background:var(--accent-gold);width:60px;height:1px;margin:0 auto 40px}details{background:0 0;border:none;border-bottom:1px solid #0000001a;border-radius:0;margin-bottom:15px}summary{cursor:pointer;color:var(--text-primary);justify-content:space-between;align-items:center;padding:15px 0;font-size:.95rem;font-weight:500;display:flex}summary:after{content:"+";color:var(--accent-gold);font-weight:300}details[open] summary:after{content:"-"}details[open] summary{border-bottom:none}details p{color:var(--text-secondary);margin:0;padding:0 0 20px;font-size:.9rem;line-height:1.6}@media (width<=768px){.luxury-stage{grid-template-columns:minmax(0,1fr);padding:16px;overflow:hidden}.ring-column,.controls-column{width:100%}.hero-value{font-size:2.5rem}.calc-tab{padding:11px 16px;font-size:.82rem}.width-row{grid-template-columns:100px 1fr 80px}}@media (width<=600px){.stat-grid-luxury{grid-template-columns:repeat(2,1fr)}.action-bar{flex-direction:column}.action-bar button{width:100%}.history-save-form{flex-direction:column}.history-save-form button{width:100%}.pill-btn,.calc-tab,.action-btn-primary,.action-btn-secondary,.action-btn-danger{min-height:44px}}@media (width<=480px){.main-container{padding:0 0 8px}.luxury-stage{border-radius:12px;gap:12px;padding:12px}.page-hero{padding:16px 12px 8px}.page-title{font-size:1.8rem}.page-subtitle{font-size:.9rem}.hero-value{font-size:2.8rem}.pill-btn{padding:8px;font-size:.72rem}.calc-tab{padding:10px 12px;font-size:.78rem}.stat-grid-luxury{gap:8px}.stat-val{font-size:1.35rem}}.how-it-works-final{max-width:1200px;margin:60px auto 30px;padding:0 20px}.how-it-works-final .professional-header{text-align:center;letter-spacing:5px;color:var(--accent-gold);text-transform:uppercase;font-size:.9rem;font-weight:700;font-family:var(--font-sans);margin-bottom:12px}.header-divider{background:var(--accent-gold);width:40px;height:2px;margin:0 auto 40px}.onboarding-grid-final{grid-template-columns:repeat(3,1fr);gap:24px;display:grid}.onboarding-card-final{background:var(--card-bg);text-align:center;border:1px solid #00000014;border-radius:4px;padding:40px 30px;transition:all .4s;position:relative;box-shadow:0 4px 6px -1px #0000000d}.onboarding-card-final:hover{border-color:var(--accent-gold);transform:translateY(-5px);box-shadow:0 20px 25px -5px #0000001a}.step-indicator{font-family:var(--font-serif);color:#d4af3726;font-size:2.5rem;font-style:italic;font-weight:400;line-height:1;position:absolute;top:10px;right:20px}.card-title-final{color:var(--text-primary);font-size:1.1rem;font-weight:600;font-family:var(--font-serif);margin-bottom:12px}.card-body-final{color:var(--text-secondary);margin:0;font-size:.9rem;line-height:1.7}@media (width<=900px){.onboarding-grid-final{grid-template-columns:minmax(0,1fr);overflow:hidden}}.faq-section-final{max-width:800px;margin:80px auto 100px;padding:0 20px}.faq-header-final{text-transform:uppercase;letter-spacing:4px;text-align:center;color:var(--text-primary);font-weight:700;font-family:var(--font-sans);margin-bottom:12px;font-size:.9rem!important}.faq-divider-final{background:var(--accent-gold);width:30px;height:2px;margin:15px auto 40px}.faq-item-final{width:100%;overflow:hidden;background:0 0!important;border-bottom:1px solid #00000014!important;margin-bottom:0!important}.faq-item-final summary{cursor:pointer;font-family:var(--font-serif);justify-content:space-between;align-items:center;list-style:none;transition:all .3s;display:flex;color:var(--text-primary)!important;background:0 0!important;border:none!important;padding:22px 0!important;font-size:1rem!important}.faq-item-final summary:after{content:"+";color:var(--accent-gold);font-size:1.5rem;font-weight:300;transition:transform .3s}.faq-item-final[open] summary:after{content:"−"}.faq-item-final summary:hover{color:var(--accent-gold-text)!important;padding-left:10px!important}.faq-item-final p{line-height:1.8;font-family:var(--font-sans);color:var(--text-secondary)!important;background:0 0!important;border:none!important;margin:0!important;padding:0 0 22px!important;font-size:.95rem!important}[data-theme=light]{--bg-color:#e8edf5;--text-primary:#0f172a;--text-secondary:#334155;--accent-gold:#b8941e;--accent-gold-text:#a16207;--accent-navy:#0f172a;--card-bg:#fff;--nested-bg:#f0f4f9;--border-color:#0000001f;--shadow-subtle:0 2px 12px #00000017}[data-theme=light] body{color:#0f172a;background-color:#e8edf5}[data-theme=light] .page-title{color:#0f172a}[data-theme=light] .page-subtitle{color:#334155}[data-theme=light] .calc-tab-bar{border-bottom-color:#0000001a}[data-theme=light] .calc-tab{color:#64748b}[data-theme=light] .calc-tab:hover{color:#a16207}[data-theme=light] .calc-tab.active{color:#a16207;border-bottom-color:#b8941e}[data-theme=light] .luxury-stage{background:#fff;border-color:#0000001f;box-shadow:0 2px 12px #00000017}[data-theme=light] #ring-visual:after{background:#fff}[data-theme=light] .hero-label{color:#64748b}[data-theme=light] .hero-value{background:linear-gradient(135deg,#a16207 0%,#d4af37 40%,#92400e 70%,#b8941e 100%);filter:none;-webkit-background-clip:text;background-clip:text}[data-theme=light] .mode-pills{background:#edf2f9}[data-theme=light] .pill-btn{color:#334155}[data-theme=light] .pill-btn.active{color:#fff;background:#a16207;border-color:#a16207;box-shadow:0 2px 4px #00000026}[data-theme=light] .pill-btn:not(.active):hover{background:#0000000f}[data-theme=light] .glass-slider{background:#cbd5e1}[data-theme=light] .glass-slider::-webkit-slider-thumb{background:#0f172a;border-color:#fff}[data-theme=light] .compact-input{color:#0f172a;background:#fff;border-color:#00000026}[data-theme=light] .compact-input:focus{border-color:#b8941e}[data-theme=light] .compact-input[data-state=error]{background:#fff1f2}[data-theme=light] .input-label{color:#334155}[data-theme=light] .recalibrate-link{color:#64748b}[data-theme=light] .recalibrate-link:hover{color:#a16207}[data-theme=light] .stat-item{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000f}[data-theme=light] .stat-item:hover{border-color:#a162074d;box-shadow:0 2px 8px #a162071a}[data-theme=light] .stat-label{color:#64748b}[data-theme=light] .stat-val{color:#0f172a}[data-theme=light] .stat-val.stat-empty{color:#94a3b8}[data-theme=light] .formula-pill{color:#a16207;background:#a1620714;border-color:#a1620740}[data-theme=light] .toggle-row{color:#334155}[data-theme=light] .toggle-hint{color:#64748b}[data-theme=light] .alert-info{color:#1e40af;background:#eff6ff;border-left-color:#3b82f6}[data-theme=light] .alert-tip{color:#92400e;background:#fffbeb;border-left-color:#b8941e}[data-theme=light] .alert-warn{color:#92400e;background:#fffbeb;border-left-color:#f59e0b}[data-theme=light] .action-btn-primary{color:#fff;background:#b8941e}[data-theme=light] .action-btn-primary:hover{background:#a16207}[data-theme=light] .action-btn-secondary{color:#a16207;border-color:#b8941e}[data-theme=light] .action-btn-secondary:hover{background:#a1620714}[data-theme=light] .action-btn-danger{color:#dc2626;border-color:#dc2626}[data-theme=light] .action-btn-danger:hover{background:#fff1f2}[data-theme=light] .badge-women{color:#9d174d;background:#ec489914;border-color:#ec489933}[data-theme=light] .badge-unisex{color:#a16207;background:#a1620714;border-color:#a1620733}[data-theme=light] .badge-mens{color:#1e40af;background:#3b82f614;border-color:#3b82f633}[data-theme=light] .current-size-banner{color:#334155;background:#fffbeb;border-color:#a1620740 #a1620740 #a1620740 #b8941e}[data-theme=light] .current-size-banner strong{color:#a16207}[data-theme=light] .toast{color:#0f172a;background:#fff;border:1px solid #0000001f;box-shadow:0 8px 20px #00000026}[data-theme=light] .guide-section-title{color:#0f172a;border-bottom-color:#0000001a}[data-theme=light] .guide-section-hint{color:#334155}[data-theme=light] .size-table th{color:#64748b;background:#f0f4f9;border-bottom-color:#0000001f}[data-theme=light] .size-table td{color:#0f172a;border-bottom-color:#0000000f}[data-theme=light] .size-table tr:hover td{background:#a162070d}[data-theme=light] .size-table tr.highlight-row td{color:#a16207;background:#a162071f!important}[data-theme=light] .width-guide-grid{background:#fff;border-color:#0000001f;box-shadow:0 1px 4px #0000000f}[data-theme=light] .width-label{color:#0f172a}[data-theme=light] .width-bar-track{background:#edf2f9}[data-theme=light] .width-bar-fill{background:linear-gradient(90deg,#b8941e,#d4af37)}[data-theme=light] .width-adj{color:#334155}[data-theme=light] .width-adj.adj-up{color:#a16207}[data-theme=light] .chart-container-guide{background:#fff;border-color:#0000001f;box-shadow:0 1px 4px #0000000f}[data-theme=light] .history-save-card{background:#fff;border-color:#0000001f;box-shadow:0 2px 12px #00000017}[data-theme=light] .history-save-title{color:#0f172a}[data-theme=light] .history-save-current{color:#a16207;background:#fffbeb;border-color:#a1620740}[data-theme=light] .save-label-input{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .save-label-input:focus{background:#fff;border-color:#b8941e}[data-theme=light] .history-toolbar button{color:#334155}[data-theme=light] .history-list-title{color:#0f172a}[data-theme=light] .history-empty{color:#64748b;background:#fff;border-color:#00000026}[data-theme=light] .measurement-card{background:#fff;border-color:#0000001a #0000001a #0000001a #b8941e;box-shadow:0 1px 4px #0000000f}[data-theme=light] .measurement-card:hover{box-shadow:0 4px 12px #0000001a}[data-theme=light] .measurement-card-label{color:#0f172a}[data-theme=light] .measurement-card-sizes{color:#a16207}[data-theme=light] .measurement-card-meta{color:#64748b}[data-theme=light] .measurement-card-delete{color:#94a3b8}[data-theme=light] .measurement-card-delete:hover{color:#dc2626}[data-theme=light] .history-chart-section{background:#fff;border-color:#0000001f;box-shadow:0 1px 4px #0000000f}[data-theme=light] .history-chart-title{color:#0f172a}[data-theme=light] .how-it-works-final .professional-header{color:#a16207}[data-theme=light] .header-divider{background:#b8941e}[data-theme=light] .onboarding-card-final{background:#fff;border-color:#0000001a;box-shadow:0 2px 12px #00000017}[data-theme=light] .onboarding-card-final:hover{border-color:#b8941e;box-shadow:0 8px 25px #0000001f}[data-theme=light] .step-indicator{color:#a1620726}[data-theme=light] .card-title-final{color:#0f172a}[data-theme=light] .card-body-final{color:#334155}[data-theme=light] .faq-header{color:#0f172a}[data-theme=light] .faq-divider{background:#b8941e}[data-theme=light] details{border-bottom-color:#00000014}[data-theme=light] summary{color:#0f172a}[data-theme=light] summary:after{color:#a16207}[data-theme=light] details p{color:#334155}[data-theme=light] .faq-header-final{color:#0f172a}[data-theme=light] .faq-divider-final{background:#b8941e}[data-theme=light] .faq-item-final{border-bottom-color:#00000014!important}[data-theme=light] .faq-item-final summary{color:#0f172a!important}[data-theme=light] .faq-item-final summary:after{color:#a16207}[data-theme=light] .faq-item-final summary:hover{color:#a16207!important}[data-theme=light] .faq-item-final p{color:#334155!important}[data-theme=dark]{--bg-color:#0d0d18;--text-primary:#f0ead6;--text-secondary:#b8a88a;--accent-gold:#d4af37;--accent-gold-text:#d4af37;--card-bg:#17151e;--nested-bg:#211e2a;--border-color:#d4af371f;--shadow-subtle:0 10px 20px #00000080, 0 4px 8px #0000004d}[data-theme=dark] body{color:#f0ead6;background-color:#0d0d18}[data-theme=dark] h1,[data-theme=dark] h2,[data-theme=dark] h3{color:#f0ead6}[data-theme=dark] .glass-navbar{background:#0d0d18f5;border-bottom:1px solid #d4af3726}[data-theme=dark] .brand-text{color:#f0ead6}[data-theme=dark] .nav-link{color:#b8a88a}[data-theme=dark] .nav-link:hover{color:#d4af37}[data-theme=dark] .nav-link.active{color:#f0ead6;border-bottom-color:#d4af37}[data-theme=dark] .hamburger-bar{background:#f0ead6}[data-theme=dark] .page-title{color:#f0ead6}[data-theme=dark] .page-subtitle{color:#b8a88a}[data-theme=dark] .calc-tab-bar{border-bottom-color:#d4af3733}[data-theme=dark] .calc-tab{color:#b8a88a99}[data-theme=dark] .calc-tab:hover{color:#d4af37}[data-theme=dark] .calc-tab.active{color:#d4af37;border-bottom-color:#d4af37}[data-theme=dark] .luxury-stage{background:#17151e;border-color:#d4af371f}[data-theme=dark] #ring-visual:after{background:#17151e}[data-theme=dark] .mode-pills{background:#ffffff0f}[data-theme=dark] .pill-btn{color:#b8a88a}[data-theme=dark] .pill-btn.active{color:#0d0d18;background:#d4af37;border-color:#d4af37}[data-theme=dark] .pill-btn:not(.active):hover{color:#d4af37;background:#d4af3714}[data-theme=dark] .compact-input{color:#f0ead6;background:#0d0d18;border-color:#d4af3733}[data-theme=dark] .compact-input:focus{border-color:#d4af37}[data-theme=dark] .input-label{color:#b8a88a}[data-theme=dark] .glass-slider{background:#d4af3733}[data-theme=dark] .glass-slider::-webkit-slider-thumb{background:#d4af37;border-color:#17151e}[data-theme=dark] .recalibrate-link{color:#b8a88a}[data-theme=dark] .recalibrate-link:hover{color:#d4af37}[data-theme=dark] .hero-label{color:#b8a88a}[data-theme=dark] .stat-item{background:#ffffff0a;border-color:#d4af371a}[data-theme=dark] .stat-item:hover{border-color:#d4af374d;box-shadow:0 2px 8px #d4af3714}[data-theme=dark] .stat-label{color:#b8a88a}[data-theme=dark] .stat-val{color:#f0ead6}[data-theme=dark] .stat-val.stat-empty{color:#b8a88a40}[data-theme=dark] .formula-pill{color:#d4af37;background:#d4af3714;border-color:#d4af3738}[data-theme=dark] .toggle-row{color:#b8a88a}[data-theme=dark] .toggle-hint{color:#b8a88a99}[data-theme=dark] .alert-info{color:#93c5fd;background:#3b82f61a;border-left-color:#60a5fa}[data-theme=dark] .alert-tip{color:#d4af37;background:#d4af3717;border-left-color:#d4af37}[data-theme=dark] .alert-warn{color:#fcd34d;background:#f59e0b1a;border-left-color:#f59e0b}[data-theme=dark] .action-btn-primary{color:#0d0d18;background:#d4af37}[data-theme=dark] .action-btn-primary:hover{background:#c09b20}[data-theme=dark] .action-btn-secondary{color:#d4af37;border-color:#d4af3773}[data-theme=dark] .action-btn-secondary:hover{background:#d4af3717}[data-theme=dark] .action-btn-danger{color:#fca5a5;border-color:#dc262680}[data-theme=dark] .guide-section-title{color:#f0ead6;border-bottom-color:#d4af3726}[data-theme=dark] .guide-section-hint{color:#b8a88a}[data-theme=dark] .size-table th{color:#b8a88a;background:#ffffff0a;border-bottom-color:#d4af3733}[data-theme=dark] .size-table td{color:#f0ead6;border-bottom-color:#ffffff0a}[data-theme=dark] .size-table tr:hover td{background:#d4af370d}[data-theme=dark] .size-table tr.highlight-row td{color:#d4af37;background:#d4af3729!important}[data-theme=dark] .width-guide-grid{background:#17151e;border-color:#d4af371f}[data-theme=dark] .width-label{color:#f0ead6}[data-theme=dark] .width-adj{color:#b8a88a}[data-theme=dark] .width-adj.adj-up{color:#d4af37}[data-theme=dark] .width-bar-track{background:#ffffff14}[data-theme=dark] .chart-container-guide{background:#17151e;border-color:#d4af371f}[data-theme=dark] .current-size-banner{color:#b8a88a;background:#d4af3714;border-color:#d4af3740 #d4af3740 #d4af3740 #d4af37}[data-theme=dark] .current-size-banner strong{color:#d4af37}[data-theme=dark] .badge-women{color:#f9a8d4;background:#ec48991f;border-color:#ec489940}[data-theme=dark] .badge-unisex{color:#d4af37;background:#d4af371a;border-color:#d4af3733}[data-theme=dark] .badge-mens{color:#93c5fd;background:#3b82f61f;border-color:#3b82f640}[data-theme=dark] .history-save-card{background:#17151e;border-color:#d4af371f}[data-theme=dark] .history-save-title{color:#f0ead6}[data-theme=dark] .history-save-current{color:#d4af37;background:#d4af3717;border-color:#d4af3740}[data-theme=dark] .save-label-input{color:#f0ead6;background:#0d0d18;border-color:#d4af3733}[data-theme=dark] .save-label-input:focus{background:#17151e;border-color:#d4af37}[data-theme=dark] .history-list-title{color:#f0ead6}[data-theme=dark] .history-empty{color:#b8a88a;background:0 0;border-color:#d4af3726}[data-theme=dark] .measurement-card{background:#17151e;border-color:#ffffff0d #ffffff0d #ffffff0d #d4af37}[data-theme=dark] .measurement-card:hover{box-shadow:0 4px 12px #d4af371a}[data-theme=dark] .measurement-card-label{color:#f0ead6}[data-theme=dark] .measurement-card-sizes{color:#d4af37}[data-theme=dark] .measurement-card-meta{color:#b8a88a80}[data-theme=dark] .measurement-card-delete{color:#ffffff26}[data-theme=dark] .measurement-card-delete:hover{color:#fca5a5}[data-theme=dark] .history-chart-section{background:#17151e;border-color:#d4af371f}[data-theme=dark] .history-chart-title{color:#f0ead6}[data-theme=dark] details{border-bottom-color:#ffffff12}[data-theme=dark] summary{color:#f0ead6}[data-theme=dark] summary:after{color:#d4af37}[data-theme=dark] details p{color:#b8a88a}[data-theme=dark] .faq-header-final{color:#f0ead6}[data-theme=dark] .faq-item-final{border-bottom-color:#ffffff12!important}[data-theme=dark] .faq-item-final summary{color:#f0ead6!important}[data-theme=dark] .faq-item-final summary:after{color:#d4af37}[data-theme=dark] .faq-item-final summary:hover{color:#d4af37!important}[data-theme=dark] .faq-item-final p{color:#b8a88a!important}[data-theme=dark] .how-it-works-final .professional-header{color:#d4af37}[data-theme=dark] .onboarding-card-final{background:#17151e;border-color:#d4af371a}[data-theme=dark] .card-title-final{color:#f0ead6}[data-theme=dark] .card-body-final{color:#b8a88a}[data-theme=dark] .step-indicator{color:#d4af371f}[data-theme=dark] .toast{background:#17151e;border:1px solid #d4af3733}