:root{--primary: #2563EB;--secondary: #3B82F6;--bg: #F8FAFC;--card: #FFFFFF;--text: #0F172A;--muted: #475569;--border: #E2E8F0;--shadow: 0 24px 60px rgba(15, 23, 42, .05);--radius: 24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:radial-gradient(circle at top left,rgba(37,99,235,.15),transparent 25%),radial-gradient(circle at bottom right,rgba(59,130,246,.12),transparent 20%),var(--bg);color:var(--text)}button,input,select{font:inherit}img,svg{display:block;max-width:100%}button{cursor:pointer}a{color:inherit;text-decoration:none}.app-shell{min-height:100vh;display:flex;flex-direction:column}.page-shell{flex:1;width:min(1180px,calc(100% - 48px));margin:0 auto;padding:120px 0 48px}.glass-card{background:#ffffffb8;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid 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auto;padding:1rem 1.2rem;border-radius:24px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffe0;border:1px solid rgba(226,232,240,.85)}.nav-brand{display:flex;align-items:center;gap:1rem}.brand-mark{width:44px;height:44px;display:grid;place-items:center;border-radius:16px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;font-weight:800}.nav-brand h1{margin:0;font-size:1.15rem}.nav-brand p{margin:0;color:var(--muted);font-size:.9rem}.nav-links{display:flex;align-items:center;gap:1rem}.nav-link,.nav-cta{color:var(--text);font-weight:600;padding:.75rem .95rem;border-radius:999px;transition:transform .3s ease,background-color .3s ease,color .3s ease}.nav-link:hover,.nav-cta:hover,.active-link{transform:translateY(-1px);background:#2563eb14}.nav-cta{background:var(--primary);color:#fff}.nav-toggle{display:none;border:none;background:transparent;gap:6px;flex-direction:column}.nav-toggle 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var(--border);box-shadow:var(--shadow)}.wide-card{width:100%}.input-group,.floating-group{position:relative;display:flex;flex-direction:column;width:100%}.floating-input{width:100%;min-height:56px;padding:1rem 1rem .35rem;border-radius:18px;border:1px solid var(--border);background:var(--card);color:var(--text);outline:none;transition:border-color .3s ease,box-shadow .3s ease}.floating-input:focus,.floating-input:hover{border-color:#2563eb59;box-shadow:0 10px 20px #2563eb14}.floating-label{position:absolute;top:16px;left:18px;font-size:.95rem;color:var(--muted);pointer-events:none;transition:transform .25s ease,color .25s ease,font-size .25s ease}.floating-input:focus+.floating-label,.floating-input:not(:placeholder-shown)+.floating-label{transform:translateY(-1.4rem);font-size:.82rem;color:var(--primary)}.select-label{display:block;margin-bottom:.6rem;color:var(--muted);font-size:.9rem;font-weight:600}.select-control{width:100%;min-height:56px;border-radius:18px;border:1px solid var(--border);background:var(--card);padding:0 1rem;color:var(--text)}.badge{display:inline-flex;align-items:center;padding:.5rem .85rem;border-radius:999px;font-size:.9rem;font-weight:700}.badge.positive{background:#22c55e1f;color:#166534}.badge.warning{background:#eab3081f;color:#92400e}.badge.negative{background:#ef44441f;color:#b91c1c}.badge.neutral{background:#94a3b81f;color:#334155}@media (max-width: 900px){.navbar{flex-wrap:wrap;padding:1rem}.nav-links{width:100%;justify-content:space-between;flex-wrap:wrap}}@media (max-width: 700px){.nav-links{display:none;flex-direction:column;width:100%;background:#fffffff5;border-radius:20px;padding:1rem;margin-top:.75rem}.nav-links.active,.nav-toggle{display:flex}}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:32px}.hero-copy h2{margin:.8rem 0 0;font-size:clamp(2.75rem,4vw,4.4rem);line-height:1.02}.hero-copy p{color:var(--muted);max-width:620px;margin-top:1.25rem;line-height:1.8}.hero-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:2rem}.hero-stats div{padding:1.1rem 1.2rem;border-radius:24px;background:#2563eb14}.hero-stats strong{display:block;font-size:1.1rem;margin-bottom:.45rem}.card-header{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:1.5rem}.card-header strong{display:block;font-size:1.25rem}.converter-row{display:grid;grid-template-columns:1.2fr auto 1.2fr;gap:16px;align-items:end}.currency-group{display:grid;gap:.65rem}.swap-btn{height:56px;width:56px;border-radius:18px;border:1px solid var(--border);background:var(--card);color:var(--primary);font-size:1.35rem;transition:transform .3s ease,box-shadow .3s ease}.swap-btn:hover{transform:translateY(-2px);box-shadow:0 12px 24px #2563eb24}.converter-actions{display:flex;justify-content:space-between;gap:1rem;margin-top:1.5rem}.converter-result{margin-top:1.75rem;padding:1.2rem 1.4rem;border-radius:22px;background:#2563eb0f;border:1px solid rgba(37,99,235,.12)}.converter-result strong{display:block;margin-top:.6rem;font-size:1.5rem}.exchange-page .field-grid{display:grid;gap:18px}.exchange-page .metrics-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:1.5rem 0}.exchange-page .metrics-row div,.insight-block,.insight-list div{padding:1.25rem 1.3rem;border-radius:22px;background:#f8fafcf2}.exchange-page .final-tile{margin:1rem 0 1.5rem;padding:1.3rem;border-radius:24px;background:linear-gradient(135deg,#2563eb14,#3b82f61f)}.insight-panel{display:flex;flex-direction:column;gap:18px;padding:2rem}.insight-list{display:grid;gap:14px}.insight-list 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1.1rem;border-radius:20px;background:#f8fafcf2}.dashboard-nav{display:grid;gap:14px;margin-top:1rem}.dashboard-nav a{display:block;padding:.95rem 1rem;border-radius:18px;background:#2563eb14;color:var(--primary);font-weight:700}.auth-page,.admin-page,.about-page,.history-page,.rates-page{padding-bottom:20px}.auth-card,.contact-card{max-width:520px;margin:0 auto}.auth-form,.admin-form,.contact-form{display:grid;gap:16px;margin-top:1.5rem}.mode-switch{border:none;background:transparent;color:var(--primary);font-weight:700;margin-top:1rem}.about-copy{display:grid;gap:1.25rem}.feature-list{display:grid;gap:16px;margin-top:1.5rem}.feature-list div{padding:1.15rem 1.2rem;border-radius:22px;background:#f8fafcf2}.feature-list strong{display:block;margin-bottom:.4rem}.contact-form{width:100%}@media (max-width: 900px){.hero-grid,.dashboard-grid,.grid-2,.metric-grid{grid-template-columns:1fr}}@media (max-width: 640px){.section-heading{gap:12px}.converter-row{grid-template-columns:1fr}.converter-actions{flex-direction:column}}.hero-cta{display:flex;gap:1rem;margin-top:2rem;flex-wrap:wrap;align-items:center}.link-btn{color:var(--primary);font-weight:700;transition:transform .3s ease,color .3s ease}.link-btn:hover{transform:translate(4px);color:var(--secondary)}.trust-section{margin:3.5rem 0;padding:2rem 0}.trust-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:2rem}.trust-badge{padding:1.5rem;border-radius:28px;background:#2563eb0f;border:1px solid rgba(37,99,235,.15);text-align:center;transition:transform .3s ease,box-shadow .3s ease}.trust-badge:hover{transform:translateY(-4px);box-shadow:0 20px 40px #2563eb1f}.trust-badge strong{display:block;font-size:1.8rem;margin-bottom:.5rem}.features-section{margin:4rem 0}.section-header{text-align:center;margin-bottom:2.5rem}.section-header h3{margin:.8rem 0 0;font-size:clamp(1.8rem,2.5vw,2.6rem);line-height:1.15}.section-header p{margin:.75rem auto 0;max-width:620px;color:var(--muted);line-height:1.75}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-top:2rem}.feature-card{min-height:220px;display:flex;flex-direction:column;align-items:flex-start;transition:transform .3s ease,box-shadow .3s ease}.feature-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px #2563eb26}.feature-icon{font-size:2.4rem;margin-bottom:1rem}.feature-card strong{font-size:1.15rem;margin-bottom:.6rem}.feature-card p{color:var(--muted);line-height:1.6;font-size:.95rem}.how-it-works{margin:4rem 0;padding:3rem 0}.steps-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin-top:2rem}.step-card{position:relative;display:flex;flex-direction:column;gap:1rem;padding:1.75rem}.step-card:after{content:"";position:absolute;top:60px;left:100%;width:24px;height:2px;background:linear-gradient(90deg,var(--primary),transparent)}.step-card:last-child:after{display:none}.step-number{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;font-weight:800;font-size:1.4rem}.step-card strong{font-size:1.15rem}.step-card p{color:var(--muted);line-height:1.6}.testimonials-section{margin:4rem 0;padding:3rem 0}.testimonials-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:2rem}.testimonial-card{display:flex;flex-direction:column;gap:1.2rem;min-height:280px;transition:transform .3s ease,box-shadow .3s 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h3{font-size:1.8rem}.trust-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.features-grid{grid-template-columns:1fr}.testimonials-section,.how-it-works{margin:2.5rem 0}.cta-section{padding:2rem}.cta-buttons{flex-direction:column}.cta-buttons .btn{width:100%}}@media (max-width: 640px){.trust-grid{grid-template-columns:1fr}.feature-card{min-height:auto}.hero-grid{gap:24px}}