:root{--teb-navy-950:#0a1018;--teb-navy-900:#0f172a;--teb-navy-800:#1e293b;--teb-navy-700:#334155;--teb-teal-700:#0f766e;--teb-teal-600:#0d9488;--teb-teal-500:#14b8a6;--teb-teal-400:#2dd4bf;--teb-green-500:#10b981;--teb-green-400:#31df88;--teb-sky-500:#0ea5e9;--teb-primary:var(--teb-teal-600);--teb-primary-dark:var(--teb-teal-700);--teb-primary-light:var(--teb-teal-500);--teb-accent:var(--teb-green-500);--teb-accent-bright:var(--teb-green-400);--teb-text:var(--teb-navy-900);--teb-text-muted:#64748b;--teb-text-subtle:#94a3b8;--teb-text-inverse:#ffffff;--teb-bg:#f8fafc;--teb-bg-soft:#f0fdfa;--teb-bg-gradient:linear-gradient(165deg,#f0fdfa 0%,#f8fafc 45%,#f1f5f9 100%);--teb-bg-page:linear-gradient(135deg,#f0f9ff 0%,#e0f2fe 50%,#f0fdf4 100%);--teb-surface:#ffffff;--teb-surface-glass:rgba(255,255,255,0.92);--teb-border:rgba(13,148,136,0.12);--teb-border-strong:rgba(13,148,136,0.22);--teb-glass-bg:rgba(255,255,255,0.1);--teb-glass-border:rgba(255,255,255,0.2);--teb-success:#22c55e;--teb-warning:#f59e0b;--teb-danger:#ef4444;--teb-info:var(--teb-sky-500);--teb-shadow-xs:0 1px 2px rgba(15,23,42,0.04);--teb-shadow-sm:0 4px 12px rgba(15,23,42,0.06);--teb-shadow-md:0 12px 32px rgba(15,118,110,0.08);--teb-shadow-lg:0 24px 60px rgba(15,23,42,0.12);--teb-shadow-glow:0 8px 24px rgba(49,223,136,0.28);--teb-shadow-nav:0 4px 16px rgba(15,23,42,0.22);--teb-radius-sm:0.5rem;--teb-radius-md:0.75rem;--teb-radius-lg:1rem;--teb-radius-xl:1.25rem;--teb-radius-2xl:1.5rem;--teb-radius-pill:9999px;--teb-space-1:0.25rem;--teb-space-2:0.5rem;--teb-space-3:0.75rem;--teb-space-4:1rem;--teb-space-5:1.25rem;--teb-space-6:1.5rem;--teb-space-8:2rem;--teb-space-10:2.5rem;--teb-space-12:3rem;--teb-font:'Vazirmatn',system-ui,-apple-system,'Segoe UI',Tahoma,sans-serif;--teb-font-size-xs:0.75rem;--teb-font-size-sm:0.875rem;--teb-font-size-base:1rem;--teb-font-size-lg:1.125rem;--teb-font-size-xl:1.25rem;--teb-font-size-2xl:1.5rem;--teb-font-size-3xl:1.875rem;--teb-line-height:1.6;--teb-line-height-tight:1.35;--teb-ease:cubic-bezier(0.4,0,0.2,1);--teb-ease-out:cubic-bezier(0,0,0.2,1);--teb-duration-fast:150ms;--teb-duration:250ms;--teb-duration-slow:400ms;--teb-gradient-brand:linear-gradient(135deg,var(--teb-navy-900) 0%,#1e3a5f 50%,var(--teb-teal-500) 100%);--teb-gradient-hero:linear-gradient(135deg,var(--teb-navy-900) 0%,var(--teb-teal-700) 55%,var(--teb-green-500) 100%);--teb-gradient-cta:linear-gradient(135deg,var(--teb-green-500) 0%,var(--teb-green-400) 100%);--teb-gradient-btn:linear-gradient(135deg,var(--teb-teal-500) 0%,var(--teb-green-500) 55%,var(--teb-green-400) 100%);--primary-color:var(--teb-accent-bright);--primary-dark:var(--teb-primary-dark);--primary-light:var(--teb-teal-400);--primary:var(--teb-primary-dark);--secondary-color:var(--teb-navy-700);--accent-color:var(--teb-teal-500);--accent-teal:var(--teb-teal-500);--accent-deep-blue:var(--teb-navy-900);--accent-vibrant-green:var(--teb-green-500);--success-color:var(--teb-success);--warning-color:var(--teb-warning);--danger-color:var(--teb-danger);--light-bg:var(--teb-bg);--dark-bg:var(--teb-navy-900);--muted:var(--teb-text-muted);--bg:var(--teb-bg);--secondary:var(--teb-navy-900);--dd-primary:var(--teb-teal-600);--dd-primary-dark:var(--teb-teal-700);--dd-accent:var(--teb-sky-500);--dd-bg:#ecfdf5;--dd-surface:var(--teb-surface);--dd-text:var(--teb-text);--dd-muted:var(--teb-text-muted);--dd-radius:var(--teb-radius-lg);--dd-shadow:var(--teb-shadow-md);--teb-auth-teal:var(--teb-teal-500);--teb-auth-green:var(--teb-green-500);--teb-auth-emerald:var(--teb-green-400);--teb-auth-navy:var(--teb-navy-900);--teb-auth-card:var(--teb-surface-glass);--teb-auth-border:var(--teb-border-strong);--teb-auth-shadow:var(--teb-shadow-lg);}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;}body.teb-app,.teb-page-shell{font-family:var(--teb-font);color:var(--teb-text);line-height:var(--teb-line-height);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}body.teb-app{background:var(--teb-bg-page);background-attachment:fixed;}.teb-skip-link{position:absolute;top:10px;right:10px;z-index:2000;padding:10px 14px;border-radius:var(--teb-radius-pill);background:#ffffff;color:var(--teb-navy-900);border:2px solid rgba(14,165,233,0.55);box-shadow:var(--teb-shadow-sm);text-decoration:none;transform:translateY(-150%);transition:transform var(--teb-duration-fast) var(--teb-ease);}.teb-skip-link:focus,.teb-skip-link:focus-visible{transform:translateY(0);}:where(a,button,input,select,textarea,summary,[tabindex]:not([tabindex="-1"])):focus-visible{outline:3px solid rgba(14,165,233,0.65);outline-offset:2px;}:where(.btn,.form-control,.form-select):focus{outline:none;}@media (prefers-reduced-motion:reduce){html:focus-within{scroll-behavior:auto;}*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;}}.teb-display{font-weight:800;letter-spacing:-0.02em;line-height:var(--teb-line-height-tight);color:var(--teb-text);}.teb-heading-1{font-size:clamp(1.5rem,3vw,var(--teb-font-size-3xl));font-weight:800;}.teb-heading-2{font-size:clamp(1.25rem,2.5vw,var(--teb-font-size-2xl));font-weight:700;}.teb-heading-3{font-size:var(--teb-font-size-xl);font-weight:700;}.teb-text-muted{color:var(--teb-text-muted) !important;}.teb-text-subtle{color:var(--teb-text-subtle) !important;}.teb-site-navbar,.site-navbar{background:var(--teb-gradient-brand) !important;box-shadow:var(--teb-shadow-nav);z-index:1030;backdrop-filter:blur(8px);}.teb-site-navbar .navbar-brand,.site-navbar .navbar-brand{font-weight:700;color:var(--teb-text-inverse) !important;letter-spacing:-0.01em;}.teb-site-navbar .nav-link,.site-navbar .nav-link{color:rgba(255,255,255,0.92) !important;font-weight:500;transition:color var(--teb-duration-fast) var(--teb-ease);}.teb-site-navbar .nav-link:hover,.teb-site-navbar .nav-link:focus,.site-navbar .nav-link:hover,.site-navbar .nav-link:focus{color:#fff !important;}.teb-site-navbar .btn-light,.site-navbar .btn-light{background:rgba(255,255,255,0.95);border:none;font-weight:600;border-radius:var(--teb-radius-pill);transition:transform var(--teb-duration-fast) var(--teb-ease),box-shadow var(--teb-duration-fast) var(--teb-ease);}.teb-site-navbar .btn-light:hover,.site-navbar .btn-light:hover{transform:translateY(-1px);box-shadow:var(--teb-shadow-sm);}.teb-site-navbar .btn-outline-light,.site-navbar .btn-outline-light{border-radius:var(--teb-radius-pill);font-weight:600;}.teb-card{background:var(--teb-surface);border:1px solid var(--teb-border);border-radius:var(--teb-radius-xl);box-shadow:var(--teb-shadow-sm);padding:var(--teb-space-5);transition:border-color var(--teb-duration) var(--teb-ease),box-shadow var(--teb-duration) var(--teb-ease),transform var(--teb-duration) var(--teb-ease);}.teb-card:hover{border-color:var(--teb-border-strong);box-shadow:var(--teb-shadow-md);}.teb-card-interactive:hover{transform:translateY(-3px);}.teb-card-soft{background:var(--teb-surface);border:1px solid #e2e8f0;border-radius:var(--teb-radius-2xl);padding:var(--teb-space-5);box-shadow:var(--teb-shadow-sm);transition:transform var(--teb-duration) var(--teb-ease),box-shadow var(--teb-duration) var(--teb-ease),border-color var(--teb-duration) var(--teb-ease);}.teb-card-soft:hover{transform:translateY(-4px);border-color:rgba(20,184,166,0.35);box-shadow:0 14px 30px rgba(20,184,166,0.12);}.teb-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--teb-space-2);font-weight:700;border-radius:var(--teb-radius-pill);padding:0.6rem 1.25rem;border:none;cursor:pointer;text-decoration:none;transition:transform var(--teb-duration-fast) var(--teb-ease),box-shadow var(--teb-duration-fast) var(--teb-ease),background var(--teb-duration-fast) var(--teb-ease);}.teb-btn-primary{background:var(--teb-gradient-cta);color:var(--teb-navy-900);box-shadow:var(--teb-shadow-glow);}.teb-btn-primary:hover,.teb-btn-primary:focus{color:var(--teb-navy-900);transform:translateY(-1px);box-shadow:0 10px 28px rgba(49,223,136,0.4);}.teb-btn-secondary{background:var(--teb-surface);color:var(--teb-primary-dark);border:2px solid var(--teb-border-strong);}.teb-btn-secondary:hover{background:var(--teb-bg-soft);color:var(--teb-primary-dark);}.teb-btn-ghost{background:transparent;color:var(--teb-primary);border:1px solid transparent;}.teb-btn-ghost:hover{background:rgba(13,148,136,0.08);}.teb-section{padding:var(--teb-space-12) 0;}.teb-hero{background:var(--teb-gradient-hero);color:var(--teb-text-inverse);padding:3.25rem 0 1.5rem;}.teb-hero .teb-chip{display:inline-block;background:rgba(255,255,255,0.14);border:1px solid rgba(255,255,255,0.25);padding:4px 12px;border-radius:var(--teb-radius-pill);font-size:var(--teb-font-size-xs);font-weight:600;margin-bottom:var(--teb-space-2);}.teb-footer{background:linear-gradient(180deg,var(--teb-teal-700) 0%,var(--teb-teal-600) 100%);color:var(--teb-text-inverse);padding:var(--teb-space-10) 0 var(--teb-space-8);margin-top:var(--teb-space-10);}.teb-footer-logo{font-size:var(--teb-font-size-2xl);font-weight:700;margin-bottom:var(--teb-space-4);display:flex;align-items:center;gap:var(--teb-space-2);}.teb-footer-desc{color:rgba(255,255,255,0.88);line-height:var(--teb-line-height);margin-bottom:var(--teb-space-6);}.teb-footer-title{color:#fff;font-weight:600;margin-bottom:var(--teb-space-5);}.teb-footer-links{list-style:none;padding:0;margin:0;}.teb-footer-links li{margin-bottom:var(--teb-space-2);}.teb-footer-links a{color:rgba(255,255,255,0.88);text-decoration:none;transition:color var(--teb-duration-fast) var(--teb-ease);}.teb-footer-links a:hover{color:#fff;}.teb-footer-social a{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,0.12);color:#fff;margin-left:8px;transition:background var(--teb-duration-fast) var(--teb-ease),transform var(--teb-duration-fast) var(--teb-ease);}.teb-footer-social a:hover{background:rgba(255,255,255,0.22);transform:translateY(-2px);}.teb-footer-bottom{border-top:1px solid rgba(255,255,255,0.18);padding-top:var(--teb-space-5);margin-top:var(--teb-space-8);text-align:center;color:rgba(255,255,255,0.82);font-size:var(--teb-font-size-sm);}.teb-app .form-control,.teb-app .form-select,.teb-page-shell .form-control,.teb-page-shell .form-select{border-radius:var(--teb-radius-md);border-color:#e2e8f0;transition:border-color var(--teb-duration-fast) var(--teb-ease),box-shadow var(--teb-duration-fast) var(--teb-ease);}.teb-app .form-control:focus,.teb-app .form-select:focus,.teb-page-shell .form-control:focus,.teb-page-shell .form-select:focus{border-color:var(--teb-teal-500);box-shadow:0 0 0 3px rgba(20,184,166,0.15);}.teb-badge{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:var(--teb-radius-pill);font-size:var(--teb-font-size-xs);font-weight:600;}.teb-badge-success{background:#dcfce7;color:#166534;}.teb-badge-warning{background:#fef3c7;color:#92400e;}.teb-badge-danger{background:#fee2e2;color:#991b1b;}.teb-badge-info{background:#e0f2fe;color:#075985;}@keyframes teb-shimmer{0%{background-position:-200% 0;}100%{background-position:200% 0;}}.teb-skeleton{background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0 50%,#f1f5f9 75%);background-size:200% 100%;animation:teb-shimmer 1.4s ease-in-out infinite;border-radius:var(--teb-radius-md);}@keyframes teb-fade-in{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}.teb-animate-in{animation:teb-fade-in var(--teb-duration-slow) var(--teb-ease-out) both;}.teb-stagger-1{animation-delay:50ms;}.teb-stagger-2{animation-delay:100ms;}.teb-stagger-3{animation-delay:150ms;}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;}}.teb-container-narrow{max-width:720px;margin-inline:auto;}.teb-section-title{font-weight:800;margin-bottom:var(--teb-space-2);color:var(--teb-text);}.teb-section-subtitle{color:var(--teb-text-muted);margin-bottom:var(--teb-space-6);}