@font-face {
    font-family: "Vazirmatn";
    src: url("../fonts/Vazirmatn.woff2") format("woff2-variations");
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
}

:root {
    color-scheme: light;
    --brand-50:#eff6ff;--brand-100:#dbeafe;--brand-200:#bfdbfe;--brand-500:#2563eb;--brand-600:#1d4ed8;--brand-700:#1e40af;
    --navy-900:#102a43;--navy-950:#0b1f33;--background:#f7f9fc;--surface:#fff;--surface-subtle:#f9fafb;--surface-muted:#f2f4f7;
    --text-primary:#101828;--text-secondary:#475467;--text-muted:#667085;--text-disabled:#98a2b3;--border:#e4e7ec;--border-strong:#d0d5dd;
    --success:#067647;--success-bg:#ecfdf3;--warning:#b54708;--warning-bg:#fffaeb;--danger:#b42318;--danger-bg:#fef3f2;
    --focus-ring:rgba(37,99,235,.2);--shadow-xs:0 1px 2px rgba(16,24,40,.04);--shadow-sm:0 2px 8px rgba(16,24,40,.05);--shadow-md:0 8px 24px rgba(16,24,40,.07);
    --radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--font-sans:"Vazirmatn",IRANSansX,"Segoe UI",Tahoma,Arial,sans-serif;--font-mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--container-form:920px;--container-admin:1440px;
}
html[data-theme="dark"] {color-scheme:dark;--background:#0b1220;--surface:#111827;--surface-subtle:#182230;--surface-muted:#1f2937;--text-primary:#f9fafb;--text-secondary:#d0d5dd;--text-muted:#98a2b3;--text-disabled:#667085;--border:#293548;--border-strong:#3a475c;--brand-50:#172554;--brand-100:#1e3a8a;--brand-200:#1d4ed8;--brand-500:#60a5fa;--brand-600:#3b82f6;--brand-700:#93c5fd;--success:#6ce9a6;--success-bg:#073b2c;--warning:#fec84b;--warning-bg:#432c0a;--danger:#fda29b;--danger-bg:#4a1d1b;--focus-ring:rgba(96,165,250,.24);--shadow-xs:none;--shadow-sm:none;--shadow-md:none}
*,*::before,*::after{box-sizing:border-box}html{font-family:var(--font-sans);background:var(--background);scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:var(--background);color:var(--text-primary);font-size:15px;line-height:1.8;overflow-x:hidden}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}svg{display:block;width:1.25rem;height:1.25rem;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}h1,h2,h3,p{margin-block-start:0}h1,h2,h3{line-height:1.5}h1{font-size:clamp(1.55rem,3vw,2.15rem);font-weight:700}h2{font-size:1.25rem;font-weight:700}h3{font-size:1rem;font-weight:600}.hidden,[hidden]{display:none!important}.muted{color:var(--text-muted)}.nowrap{white-space:nowrap}.skip-link{position:fixed;z-index:1000;inset-block-start:8px;inset-inline-start:8px;padding:8px 14px;background:var(--brand-600);color:#fff;border-radius:var(--radius-sm);transform:translateY(-150%)}.skip-link:focus{transform:none}.noscript-notice{padding:12px;text-align:center;background:var(--warning-bg);color:var(--warning)}
.site-shell{min-height:100vh}.site-header{min-height:72px;padding:12px max(16px,calc((100vw - var(--container-form))/2));display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--surface);border-block-end:1px solid var(--border)}.brand,.admin-brand{display:flex;align-items:center;gap:10px;min-width:0}.brand-mark{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;border-radius:var(--radius-md);background:var(--brand-50);color:var(--brand-600)}.brand-mark svg{width:30px;height:30px}.brand-copy,.admin-brand>span:last-child{display:grid;line-height:1.5}.brand-copy strong,.admin-brand strong{font-weight:700}.brand-copy small,.admin-brand small{color:var(--text-muted);font-size:13px}.header-actions{display:flex;align-items:center;gap:8px}.theme-toggle{min-width:44px;height:44px;padding:0 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);display:flex;align-items:center;gap:8px;cursor:pointer}.theme-toggle:hover{border-color:var(--border-strong);background:var(--surface-subtle)}.theme-toggle-icons{display:grid}.theme-icon{grid-area:1/1}.theme-icon-moon,html[data-theme="dark"] .theme-icon-sun{display:none}html[data-theme="dark"] .theme-icon-moon{display:block}.theme-toggle-label{font-size:13px;color:var(--text-secondary)}
.survey-layout{width:min(var(--container-form),calc(100% - 32px));margin-inline:auto;padding-block:32px 48px}.survey-workspace{display:grid;gap:16px}.progress-panel{padding:16px 18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-xs)}.progress-heading{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-block-end:10px}.progress-stage,.progress-summary{display:flex;align-items:center;gap:8px}.progress-stage-label,.progress-summary span{font-size:13px;color:var(--text-muted)}.progress-summary strong{color:var(--brand-600)}.progress-track{height:6px;overflow:hidden;border-radius:99px;background:var(--surface-muted)}.progress-bar{height:100%;width:0;border-radius:inherit;background:var(--brand-500);transition:width .2s ease}.survey-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);outline:none}.step-shell{display:grid}.step-content{padding:clamp(24px,5vw,48px)}.step-header{margin-block-end:28px}.step-label,.eyebrow{display:block;margin-block-end:8px;color:var(--brand-600);font-size:13px;font-weight:600}.step-header h1,.intro-copy h1{margin-block-end:10px}.step-description,.step-help,.lead{color:var(--text-secondary);max-width:70ch}.intro-copy{padding-block:16px}.initial-loader{min-height:220px;display:flex;align-items:center;justify-content:center;gap:14px;color:var(--text-secondary)}.initial-loader-mark{display:flex;gap:4px}.initial-loader-mark i{width:7px;height:7px;border-radius:50%;background:var(--brand-500);animation:pulse .8s infinite alternate}.initial-loader-mark i:nth-child(2){animation-delay:.15s}.initial-loader-mark i:nth-child(3){animation-delay:.3s}@keyframes pulse{to{opacity:.25}}
.field{display:grid;gap:7px;min-width:0}.field label,.field-label{font-size:14px;font-weight:600}.required-mark,.error{color:var(--danger)}.field-hint,.counter{font-size:13px;color:var(--text-muted)}.error{min-height:1.6em;font-size:13px}.input,.select,.textarea{width:100%;min-height:48px;padding:10px 13px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--surface);outline:none;transition:border-color .15s,box-shadow .15s}.textarea{min-height:140px;resize:vertical}.input:hover,.select:hover,.textarea:hover{border-color:var(--text-disabled)}.input:focus,.select:focus,.textarea:focus{border-color:var(--brand-500);box-shadow:0 0 0 4px var(--focus-ring)}.input::placeholder,.textarea::placeholder{color:var(--text-disabled)}.input-wrap,.password-wrap,.textarea-wrap{position:relative}.input-leading-icon{position:absolute;inset-inline-start:14px;inset-block-start:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}.has-leading-icon{padding-inline-start:44px}.password-toggle{position:absolute;inset-inline-end:8px;inset-block-start:6px;min-height:36px;padding-inline:10px;border:0;background:transparent;color:var(--brand-600);cursor:pointer}.password-wrap .input{padding-inline-end:72px}
.options-header{display:flex;justify-content:space-between;gap:16px;margin-block-end:12px}.selection-count{font-size:13px;color:var(--text-muted)}.options{display:grid;gap:10px}.option-card{position:relative;display:flex;align-items:center;gap:12px;min-height:54px;padding:13px 15px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);cursor:pointer}.option-card:hover{border-color:var(--brand-200);background:var(--surface-subtle)}.option-card:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 4px var(--focus-ring)}.option-card:has(input:checked){border-color:var(--brand-500);background:var(--brand-50)}.option-card input{position:absolute;opacity:0;pointer-events:none}.option-control{flex:0 0 20px;width:20px;height:20px;border:2px solid var(--border-strong);border-radius:50%;display:grid;place-items:center}.option-card[data-type="checkbox"] .option-control{border-radius:5px}.option-card input:checked~.option-control{border-color:var(--brand-600);background:var(--brand-600)}.option-card input:checked~.option-control::after{content:"";width:7px;height:7px;border-radius:50%;background:#fff}.option-card[data-type="checkbox"] input:checked~.option-control::after{width:9px;height:5px;border:solid #fff;border-width:0 0 2px 2px;border-radius:0;transform:rotate(-45deg)}.option-text{font-weight:500}.option-index{display:none}
.actions{display:flex;justify-content:space-between;gap:12px;padding:20px clamp(24px,5vw,48px);border-block-start:1px solid var(--border);background:var(--surface-subtle);border-radius:0 0 var(--radius-lg) var(--radius-lg)}.actions-end{justify-content:flex-end}.btn{min-height:44px;padding:9px 16px;border:1px solid transparent;border-radius:var(--radius-sm);display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;cursor:pointer;white-space:nowrap}.btn:focus-visible,.theme-toggle:focus-visible,.link-btn:focus-visible{outline:3px solid var(--focus-ring);outline-offset:2px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary,.btn-accent{background:var(--brand-600);color:#fff}.btn-primary:hover,.btn-accent:hover{background:var(--brand-700)}.btn-ghost{border-color:var(--border-strong);background:var(--surface);color:var(--text-secondary)}.btn-ghost:hover{background:var(--surface-muted);color:var(--text-primary)}.btn-danger{background:var(--danger);color:#fff}.btn-large{min-height:50px;padding-inline:22px}.link-btn{border:0;background:transparent;color:var(--brand-600);cursor:pointer}.spinner{width:18px;height:18px;border:2px solid currentColor;border-inline-end-color:transparent;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
.notice{display:flex;gap:10px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-subtle);color:var(--text-secondary)}.error-box{border-color:color-mix(in srgb,var(--danger) 30%,var(--border));background:var(--danger-bg);color:var(--danger)}.notice-icon{flex:0 0 auto}.review-grid{display:grid}.review-item{padding:16px 0;border-block-end:1px solid var(--border);display:flex;justify-content:space-between;gap:16px}.review-item:last-child{border-block-end:0}.review-item p{margin:4px 0 0;color:var(--text-primary)}.success-content{text-align:center}.success-icon{width:52px;height:52px;margin:0 auto 16px;border-radius:50%;display:grid;place-items:center;background:var(--success-bg);color:var(--success)}.success-icon svg{width:28px;height:28px}.receipt{margin-block-start:28px;text-align:start;border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden}.receipt-head{padding:14px 16px;background:var(--surface-subtle);display:flex;justify-content:space-between;gap:12px}.receipt-body{padding-inline:16px}.receipt-row{padding-block:12px;display:flex;justify-content:space-between;gap:12px;border-block-end:1px solid var(--border)}.receipt-row:last-child{border:0}.tracking,.tracking-cell{direction:ltr;font-family:var(--font-mono);unicode-bidi:isolate}.tracking{display:inline-block;padding:6px 10px;border-radius:6px;background:var(--surface-muted);color:var(--brand-600);font-weight:600;user-select:all}
.survey-footer{display:flex;justify-content:center;gap:12px;color:var(--text-muted);font-size:12px}.survey-footer p{margin:0}.connection-alert,.toast{position:fixed;z-index:100;inset-block-end:max(16px,env(safe-area-inset-bottom));inset-inline-start:max(16px,env(safe-area-inset-left));max-width:min(400px,calc(100vw - 32px));padding:12px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);box-shadow:var(--shadow-md)}.connection-alert{display:flex;gap:10px}.connection-alert small{display:block;color:var(--text-muted)}.modal-backdrop{position:fixed;z-index:200;inset:0;padding:16px;display:grid;place-items:center;background:rgba(16,24,40,.55)}.modal{width:min(480px,100%);max-height:calc(100vh - 32px);overflow:auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.modal-content{padding:24px}.modal-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:var(--brand-50);color:var(--brand-600)}.modal-icon.danger{background:var(--danger-bg);color:var(--danger)}
@media(max-width:640px){body{font-size:14px}.site-header{min-height:64px}.brand-copy small,.theme-toggle-label{display:none}.survey-layout{width:calc(100% - 32px);padding-block:20px 32px}.progress-heading{align-items:start}.progress-stage,.progress-summary{display:grid;gap:0}.step-content{padding:24px 18px}.actions{padding:16px 18px;flex-direction:column}.actions .btn{width:100%}.actions .btn-primary,.actions .btn-accent{order:-1}.options-header,.receipt-head,.receipt-row{align-items:start}.survey-footer{display:none}.review-item{align-items:start}.modal-backdrop{align-items:end;padding:0}.modal{width:100%;border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding-block-end:env(safe-area-inset-bottom)}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
@media print{.no-print,.site-header,.progress-panel,.survey-footer,.toast{display:none!important}body{background:#fff;color:#000}.survey-layout{width:100%;padding:0}.survey-card,.panel{border:0!important;box-shadow:none!important}}

/* Intro summary */
.intro-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-block-start:28px}.intro-facts>div{padding:14px 16px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-subtle);display:grid;gap:2px}.intro-facts strong{font-size:13px;color:var(--text-muted);font-weight:600}.intro-facts span{font-size:16px;font-weight:600;color:var(--text-primary)}

/* Clear radio and checkbox states */
.option-control{width:22px;height:22px;flex-basis:22px}.option-card[data-type="checkbox"] input:checked~.option-control::after{content:"✓";width:auto;height:auto;border:0;color:#fff;background:transparent;font-size:16px;font-weight:700;line-height:1;transform:none}.option-card[data-type="radio"] input:checked~.option-control::after{width:8px;height:8px}

/* Review answer cards */
.review-grid{gap:12px;margin-block-start:20px}.review-item{display:grid;gap:10px;padding:16px 18px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface)}.review-item:last-child{border-block-end:1px solid var(--border)}.review-item header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.review-item h3{margin:0;color:var(--text-secondary);font-size:14px;font-weight:600}.review-item p{margin:0;padding-block-start:10px;border-block-start:1px solid var(--border);font-size:15px;font-weight:500;line-height:1.9}.review-item .link-btn{flex:0 0 auto;min-height:36px;padding:4px 10px;border:1px solid var(--brand-200);border-radius:var(--radius-sm);background:var(--brand-50)}

@media(max-width:640px){.intro-facts{grid-template-columns:1fr}.review-item{padding:14px}.review-item header{gap:10px}.review-item .link-btn{min-height:40px}}

.intro-copy h1{font-size:clamp(1.35rem,2.45vw,1.85rem);font-weight:600;line-height:1.65}.success-content .lead{margin-inline:auto;text-align:center}