*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:linear-gradient(135deg,#eef6ff,#fff7ed,#eefaf6);color:#0f172a}.page{max-width:1360px;margin:0 auto;padding:14px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.brand h1{font-size:22px;margin:0;color:#1d4ed8}.brand p{margin:4px 0 0;color:#64748b;font-size:13px}.btn,.logout,a.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:10px 14px;font-weight:800;cursor:pointer;text-decoration:none;font-size:14px}.btn-primary{background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;box-shadow:0 8px 18px rgba(37,99,235,.2)}.btn-soft{background:#e0f2fe;color:#075985}.btn-danger{background:#fee2e2;color:#991b1b}.card{background:rgba(255,255,255,.96);border:1px solid #dbeafe;border-radius:18px;padding:14px;box-shadow:0 12px 30px rgba(15,23,42,.07);margin-bottom:12px}.login-card{max-width:430px;margin:9vh auto;padding:24px}.login-card h1{margin:0 0 8px;color:#1d4ed8}.login-card p{margin:0 0 18px;color:#64748b}.form-row{display:grid;gap:8px;margin-bottom:12px}.form-row label{font-size:13px;font-weight:800;color:#334155}.form-row input{min-height:42px;border:1px solid #cbd5e1;border-radius:12px;padding:10px 12px;font-size:15px;font-weight:700}.alert{padding:11px 13px;border-radius:12px;margin-bottom:12px;font-weight:800;font-size:14px}.alert-error{background:#fee2e2;color:#991b1b}.alert-ok{background:#dcfce7;color:#166534}.meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.mini{border-radius:14px;padding:10px;background:#f8fafc;border:1px solid #e5e7eb}.mini strong{display:block;font-size:12px;color:#64748b;margin-bottom:5px}.mini span{font-size:17px;font-weight:900}.upload-box{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end}.upload-box input[type=file]{width:100%;border:1px dashed #93c5fd;border-radius:14px;padding:14px;background:#eff6ff;font-weight:700}.table-wrap{overflow:auto;border-radius:14px;border:1px solid #e5e7eb;background:#fff}.data-table{width:100%;border-collapse:collapse;min-width:1180px}.data-table th{position:sticky;top:0;background:linear-gradient(135deg,#dbeafe,#e0f2fe);padding:9px 8px;text-align:center;font-size:12px;white-space:nowrap}.data-table td{padding:7px 8px;text-align:center;border-bottom:1px solid #eef2f7;font-size:13px;font-weight:700;white-space:nowrap}.data-table tbody tr:nth-child(even){background:#f8fafc}.data-table tbody tr:hover{background:#eff6ff}.loss{color:#dc2626!important}.gain{color:#047857!important}.input-mini{width:96px;min-height:34px;border:1px solid #cbd5e1;border-radius:10px;text-align:center;font-weight:800;padding:6px}.calc-panel{display:grid;grid-template-columns:repeat(7,1fr);gap:7px;min-width:760px}.result{padding:8px;border-radius:12px;background:#f8fafc;border:1px solid #e5e7eb;text-align:center}.result b{display:block;font-size:11px;color:#64748b;margin-bottom:4px}.result span{font-size:14px;font-weight:900}.profit-bg{background:#dcfce7!important}.loss-bg{background:#fee2e2!important}.neutral-bg{background:#f8fafc!important}.small-note{font-size:12px;color:#64748b;margin:8px 0 0;line-height:1.5}.footer{text-align:center;color:#64748b;font-size:12px;margin-top:16px}.compact-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.compact-title h2{font-size:17px;margin:0;color:#0f766e}.badge{display:inline-block;padding:5px 9px;border-radius:999px;background:#fff7ed;color:#9a3412;font-weight:900;font-size:12px}@media(max-width:900px){.meta-grid{grid-template-columns:1fr 1fr}.upload-box{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}.page{padding:10px}}@media(max-width:600px){.meta-grid{grid-template-columns:1fr}.brand h1{font-size:19px}.card{padding:10px}}

/* v3 compact one-page user dashboard additions */
.compact-card{padding:10px;margin-bottom:9px}.compact-table th{padding:7px 6px;font-size:11px}.compact-table td{padding:5px 6px;font-size:12px}.manual-card{border-color:#bae6fd}.manual-grid{display:grid;grid-template-columns:1.15fr .9fr .8fr .8fr .7fr .7fr;gap:8px;align-items:end}.small-field label{font-size:11px;margin-bottom:4px}.small-field input{min-height:34px;border:1px solid #cbd5e1;border-radius:10px;padding:6px 8px;font-size:13px;font-weight:800;text-align:center;width:100%;background:#fff}.input-wrap{display:grid;grid-template-columns:1fr 25px;gap:4px}.stepper{display:grid;gap:3px}.stepper button{height:15px;border:0;border-radius:5px;background:#dbeafe;color:#1d4ed8;font-size:11px;font-weight:900;cursor:pointer;line-height:1}.compact-results{grid-template-columns:repeat(7,1fr);gap:6px;margin-top:8px;min-width:720px}.compact-results .result{padding:6px}.compact-results .result b{font-size:10px}.compact-results .result span{font-size:13px}.compact-buttons{display:flex;gap:8px;margin-top:8px}.history-table{min-width:760px}.history-table th,.history-table td{padding:7px 8px}.profit-bg{background:#dcfce7!important;color:#166534!important}.loss-bg{background:#fee2e2!important;color:#991b1b!important}.btn-group{display:flex;gap:8px;align-items:center}.field label{display:block;font-size:12px;font-weight:900;color:#334155;margin-bottom:5px}@media(max-width:1100px){.manual-grid{grid-template-columns:repeat(3,1fr)}.compact-results{grid-template-columns:repeat(3,1fr);min-width:0}}@media(max-width:650px){.manual-grid{grid-template-columns:1fr 1fr}.compact-results{grid-template-columns:1fr 1fr}.compact-buttons{flex-direction:column}.compact-buttons .btn{width:100%}}
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:14px 0 22px}.price-card{display:block;border:1px solid #dbe3ef;border-radius:18px;padding:18px;background:#fff;box-shadow:0 10px 24px rgba(15,23,42,.06);cursor:pointer}.price-card input{margin-right:8px}.price-card h2,.price-card h3{margin:6px 0;color:#0f172a}.price-card p{color:#64748b;min-height:34px}.price-card strong{display:block;color:#0f766e;margin-top:8px}.small-pricing .price-card{padding:14px}.small-pricing h3{font-size:16px}.data-table form{margin:0}.data-table a{font-weight:700;color:#0f766e;text-decoration:none}

/* v4 professional landing, auth and subscription UI */
body{background:#f5f7fb;color:#0f172a}.eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.08em;color:#2563eb;background:#eff6ff;border:1px solid #dbeafe;padding:6px 10px;border-radius:999px}.btn-large{padding:13px 18px;border-radius:14px;font-size:15px}.landing-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top left,#dbeafe 0,#f8fafc 34%,#fff 100%)}.landing-card{width:min(980px,100%);display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:center;background:rgba(255,255,255,.92);border:1px solid #e2e8f0;border-radius:30px;padding:38px;box-shadow:0 30px 80px rgba(15,23,42,.12)}.landing-copy h1{font-size:44px;line-height:1.04;margin:18px 0 12px;color:#0f172a}.landing-copy p{font-size:17px;color:#64748b;margin:0;max-width:580px}.landing-actions{display:grid;gap:14px}.landing-actions .btn{width:100%;min-height:58px}.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:22px;background:linear-gradient(135deg,#eef6ff,#ffffff 42%,#f8fafc)}.auth-card{width:min(980px,100%);display:grid;grid-template-columns:.95fr 1.05fr;background:#fff;border:1px solid #e2e8f0;border-radius:28px;overflow:hidden;box-shadow:0 24px 70px rgba(15,23,42,.12)}.auth-left{padding:40px;background:linear-gradient(135deg,#0f172a,#1d4ed8);color:#fff}.auth-left .eyebrow{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.2);color:#fff}.auth-left h1{font-size:36px;line-height:1.08;margin:18px 0 12px}.auth-left p{color:#dbeafe;line-height:1.6}.back-link{display:inline-block;margin-top:24px;color:#fff;text-decoration:none;font-weight:800}.auth-panel{padding:30px}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:6px;background:#f1f5f9;border-radius:16px;margin-bottom:18px}.auth-tabs a{text-align:center;text-decoration:none;color:#475569;font-weight:900;border-radius:12px;padding:12px}.auth-tabs a.active{background:#fff;color:#1d4ed8;box-shadow:0 8px 20px rgba(15,23,42,.08)}.subscribe-page{max-width:1180px;padding:24px}.modern-topbar{align-items:flex-start;margin-bottom:18px}.modern-topbar .brand h1{font-size:34px;line-height:1.1;margin-top:10px;color:#0f172a}.modern-topbar .brand p{font-size:15px}.subscribe-shell{display:grid;gap:16px}.section-card{padding:22px;border:1px solid #e2e8f0;border-radius:24px;box-shadow:0 18px 50px rgba(15,23,42,.08)}.section-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:16px}.section-head>div{display:flex;align-items:center;gap:10px}.section-head h2{font-size:21px;margin:0;color:#0f172a}.section-head p{margin:4px 0 0;color:#64748b}.step-dot{display:grid;place-items:center;width:34px;height:34px;border-radius:12px;background:#dbeafe;color:#1d4ed8;font-weight:900}.package-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.plan-card{position:relative;min-height:292px;border:2px solid #e5e7eb;border-radius:24px;padding:24px;background:linear-gradient(180deg,#fff,#f8fafc);box-shadow:0 10px 30px rgba(15,23,42,.06);cursor:pointer;transition:.18s ease;overflow:hidden}.plan-card:hover,.term-card:hover,.gateway-card:hover{transform:translateY(-2px);border-color:#93c5fd;box-shadow:0 18px 38px rgba(37,99,235,.14)}.plan-card input,.term-card input,.gateway-card input{position:absolute;opacity:0;pointer-events:none}.radio-mark{position:absolute;right:20px;top:20px;width:22px;height:22px;border:2px solid #cbd5e1;border-radius:50%;background:#fff}.plan-card:has(input:checked),.term-card:has(input:checked),.gateway-card:has(input:checked){border-color:#2563eb;background:linear-gradient(180deg,#eff6ff,#fff);box-shadow:0 18px 44px rgba(37,99,235,.18)}.plan-card:has(input:checked) .radio-mark{border-color:#2563eb;box-shadow:inset 0 0 0 5px #fff;background:#2563eb}.popular-badge{position:absolute;top:18px;left:20px;background:#f97316;color:#fff;border-radius:999px;padding:6px 10px;font-size:11px;font-weight:900}.featured-plan{border-color:#bfdbfe}.plan-card h3{font-size:26px;margin:28px 0 8px;color:#0f172a}.plan-card p{font-size:14px;color:#64748b;min-height:38px;margin:0 0 20px}.plan-price{font-size:32px;font-weight:950;color:#1d4ed8;margin:10px 0 18px}.plan-price small{font-size:13px;color:#64748b;margin-left:4px}.plan-card ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}.plan-card li{font-size:13px;color:#334155;font-weight:800}.plan-card li:before{content:'✓';color:#16a34a;margin-right:8px}.term-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.term-card{position:relative;display:grid;gap:6px;padding:18px;border:2px solid #e5e7eb;border-radius:18px;background:#fff;cursor:pointer;transition:.18s ease}.term-card span{font-weight:950;font-size:16px}.term-card strong{color:#0f766e;font-size:18px}.term-card small{color:#64748b;font-weight:800}.gateway-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.gateway-card{position:relative;display:grid;gap:8px;align-content:start;border:2px solid #e5e7eb;border-radius:20px;background:#fff;padding:20px;min-height:135px;cursor:pointer;transition:.18s ease}.gateway-icon{font-size:26px}.gateway-card strong{font-size:18px;color:#0f172a}.gateway-card small{color:#64748b;line-height:1.4}.sticky-action{position:sticky;bottom:12px;display:flex;align-items:center;justify-content:space-between;gap:16px;background:rgba(15,23,42,.94);color:#fff;border-radius:22px;padding:16px 18px;box-shadow:0 18px 48px rgba(15,23,42,.25);backdrop-filter:blur(8px)}.sticky-action span{display:block;font-size:13px;color:#cbd5e1;margin-top:3px}.sticky-action .btn-primary{background:#2563eb}
@media(max-width:900px){.landing-card,.auth-card{grid-template-columns:1fr}.landing-copy h1,.auth-left h1{font-size:32px}.package-grid,.gateway-grid{grid-template-columns:1fr}.term-grid{grid-template-columns:1fr 1fr}.section-head{flex-direction:column}.sticky-action{position:static;flex-direction:column;align-items:stretch}.sticky-action .btn{width:100%}.auth-left{padding:30px}.auth-panel{padding:22px}}
@media(max-width:560px){.landing-card{padding:24px}.term-grid{grid-template-columns:1fr}.modern-topbar .brand h1{font-size:27px}.subscribe-page{padding:12px}.plan-card{min-height:auto}}
.nav-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}.subscription-card{border-left:6px solid #0b5ed7}.subscription-valid{font-size:22px;font-weight:800;color:#0b5ed7;background:#eef6ff;border:1px solid #cfe6ff;border-radius:16px;padding:18px;margin-bottom:10px}.package-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.gateway-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.settings-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.settings-grid button{align-self:end}.alert-warning{background:#fff8e8;border:1px solid #ffe1a6;color:#7a4a00;padding:14px;border-radius:14px}@media(max-width:900px){.package-grid.three,.gateway-grid.two,.settings-grid{grid-template-columns:1fr}.nav-actions{justify-content:flex-start}}