:root{--ink:#0f1923;--ink-mid:#3d4f5e;--ink-soft:#7a8e9c;--paper:#f7f9fb;--white:#ffffff;--accent:#1a6bff;--accent-dark:#1254cc;--accent-tint:#e8f0ff;--success:#0d9e6e;--danger:#e34948;--warning:#ef9f27;--border:#e2e8ef;--radius:10px;--font:'Inter','IBM Plex Sans Arabic',system-ui,sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--white);color:var(--ink);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
body[dir="rtl"]{font-family:'IBM Plex Sans Arabic',system-ui,sans-serif}
.page{display:none}.page.active{display:block}

/* NAV */
nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);padding:0 24px}
.nav-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{font-size:20px;font-weight:600;color:var(--accent);display:flex;align-items:center;gap:8px;text-decoration:none;cursor:pointer}
.logo-icon{width:32px;height:32px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center}
.logo-icon svg{width:18px;height:18px;fill:white}
.nav-links{display:flex;align-items:center;gap:24px;list-style:none}
.nav-links a{font-size:14px;color:var(--ink-mid);text-decoration:none;font-weight:500;cursor:pointer;transition:color .15s}
.nav-links a:hover{color:var(--accent)}
.nav-actions{display:flex;align-items:center;gap:8px}
.lang-toggle{display:flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}
.lang-btn{padding:5px 12px;font-size:13px;font-weight:500;cursor:pointer;border:none;background:transparent;color:var(--ink-soft);transition:all .15s}
.lang-btn.active{background:var(--accent);color:white}
.btn{padding:9px 18px;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;text-decoration:none;border:none;transition:all .15s;display:inline-flex;align-items:center;gap:6px;font-family:var(--font)}
.btn-ghost{background:transparent;color:var(--ink-mid);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-primary{background:var(--accent);color:white}
.btn-primary:hover{background:var(--accent-dark)}
.btn-lg{padding:13px 26px;font-size:16px;border-radius:12px}
.btn-sm{padding:6px 14px;font-size:13px}

/* HERO */
.hero{padding:80px 24px 60px;background:linear-gradient(160deg,#f0f5ff 0%,#ffffff 60%);text-align:center}
.hero-inner{max-width:780px;margin:0 auto}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:var(--accent-tint);color:var(--accent);padding:6px 14px;border-radius:20px;font-size:13px;font-weight:500;margin-bottom:28px;border:1px solid #c5d8ff}
.dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.hero h1{font-size:clamp(34px,5vw,56px);font-weight:600;line-height:1.15;margin-bottom:20px;letter-spacing:-.5px}
.hero h1 span{color:var(--accent)}
.hero p{font-size:18px;color:var(--ink-mid);max-width:560px;margin:0 auto 36px;line-height:1.7}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}
.hero-stats{display:flex;gap:40px;justify-content:center;flex-wrap:wrap;padding-top:40px;border-top:1px solid var(--border)}
.stat-num{font-size:28px;font-weight:600;color:var(--ink)}
.stat-label{font-size:13px;color:var(--ink-soft);margin-top:2px}

/* SECTIONS */
.section{padding:80px 24px}
.section-inner{max-width:1100px;margin:0 auto}
.section-label{font-size:12px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:12px}
.section-title{font-size:clamp(26px,3vw,38px);font-weight:600;color:var(--ink);margin-bottom:14px;line-height:1.2}
.section-sub{font-size:17px;color:var(--ink-mid);max-width:520px;line-height:1.7}
.bg-paper{background:var(--paper)}
.bg-dark{background:linear-gradient(135deg,#0f1923 0%,#1a2e45 100%)}

/* STEPS */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2px;margin-top:48px;border:1px solid var(--border);border-radius:16px;overflow:hidden;background:var(--border)}
.step{background:var(--white);padding:28px 22px}
.step-num{width:36px;height:36px;border-radius:10px;background:var(--accent-tint);color:var(--accent);font-size:15px;font-weight:600;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.step h3{font-size:15px;font-weight:600;margin-bottom:8px}
.step p{font-size:13px;color:var(--ink-soft);line-height:1.6}

/* FEATURES */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;margin-top:48px}
.feature-card{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:24px;transition:border-color .2s,transform .2s}
.feature-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.feature-icon{width:44px;height:44px;background:var(--accent-tint);border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:20px}
.feature-card h3{font-size:15px;font-weight:600;margin-bottom:8px}
.feature-card p{font-size:13px;color:var(--ink-soft);line-height:1.6}

/* PRICING */
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:48px}
.pricing-card{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:24px;display:flex;flex-direction:column}
.pricing-card.featured{border:2px solid var(--accent);position:relative}
.featured-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--accent);color:white;font-size:11px;font-weight:600;padding:4px 14px;border-radius:20px;white-space:nowrap}
.plan-name{font-size:14px;font-weight:600;color:var(--ink-mid);margin-bottom:10px}
.plan-price{font-size:30px;font-weight:600;margin-bottom:4px}
.plan-billing{font-size:12px;color:var(--ink-soft);margin-bottom:18px}
.plan-features{list-style:none;margin-bottom:20px;flex:1}
.plan-features li{font-size:13px;color:var(--ink-mid);padding:6px 0;border-bottom:1px solid var(--paper);display:flex;align-items:center;gap:8px}
.plan-features li::before{content:'✓';color:var(--success);font-weight:600;font-size:12px}
.plan-features li.off{color:var(--ink-soft)}
.plan-features li.off::before{content:'–';color:var(--border)}

/* SIGNUP */
.signup-form-wrap{max-width:560px;margin:0 auto;text-align:center}
.signup-form-wrap h2{font-size:32px;font-weight:600;color:white;margin-bottom:12px}
.signup-form-wrap p{font-size:16px;color:#7a9ab8;margin-bottom:32px}
.sform{display:flex;flex-direction:column;gap:12px;text-align:left}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fgroup{display:flex;flex-direction:column;gap:6px}
.fgroup label{font-size:13px;color:#9ab5cc;font-weight:500}
.fgroup input,.fgroup select{padding:11px 14px;border-radius:var(--radius);border:1px solid #2a4a6a;background:#0f2236;color:white;font-size:14px;font-family:var(--font)}
.fgroup input::placeholder{color:#3a5a7a}
.fgroup input:focus,.fgroup select:focus{outline:none;border-color:var(--accent)}
.fgroup select option{background:#0f2236}
.submit-btn{width:100%;padding:14px;background:var(--accent);color:white;border:none;border-radius:var(--radius);font-size:15px;font-weight:600;cursor:pointer;font-family:var(--font)}
.submit-btn:hover{background:var(--accent-dark)}
.form-note{font-size:12px;color:#4a6a88;text-align:center;margin-top:6px}
.success-msg{display:none;background:#0f2218;border:1px solid #1a5a3a;border-radius:12px;padding:24px;text-align:center;color:#4ecb8a}

/* AUTH */
.auth-page{min-height:calc(100vh - 64px);background:linear-gradient(160deg,#f0f5ff 0%,#ffffff 60%);display:flex;align-items:center;justify-content:center;padding:24px}
.auth-card{background:white;border:1px solid var(--border);border-radius:20px;padding:40px;width:100%;max-width:440px;box-shadow:0 4px 40px rgba(0,0,0,0.08)}
.auth-logo{display:flex;align-items:center;gap:8px;justify-content:center;margin-bottom:28px;font-size:22px;font-weight:600;color:var(--accent)}
.auth-title{font-size:24px;font-weight:600;text-align:center;margin-bottom:6px}
.auth-sub{font-size:14px;color:var(--ink-soft);text-align:center;margin-bottom:28px}
.auth-form{display:flex;flex-direction:column;gap:14px}
.auth-group{display:flex;flex-direction:column;gap:6px}
.auth-group label{font-size:13px;font-weight:500;color:var(--ink-mid)}
.auth-group input{padding:11px 14px;border-radius:var(--radius);border:1px solid var(--border);font-size:14px;font-family:var(--font);background:white;color:var(--ink)}
.auth-group input:focus{outline:none;border-color:var(--accent)}
.auth-btn{width:100%;padding:13px;background:var(--accent);color:white;border:none;border-radius:var(--radius);font-size:15px;font-weight:600;cursor:pointer;font-family:var(--font);margin-top:4px}
.auth-btn:hover{background:var(--accent-dark)}
.auth-link{font-size:13px;color:var(--ink-soft);text-align:center;margin-top:12px}
.auth-link a{color:var(--accent);cursor:pointer;font-weight:500}

/* APP LAYOUT */
.app-layout{display:flex;min-height:calc(100vh - 64px)}
.sidebar{width:220px;background:white;border-right:1px solid var(--border);padding:20px 14px;flex-shrink:0}
.sidebar-section{font-size:11px;font-weight:600;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.8px;margin-bottom:8px;margin-top:20px;padding:0 8px}
.sidebar-section:first-child{margin-top:0}
.sidebar-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;font-size:14px;color:var(--ink-mid);cursor:pointer;margin-bottom:2px;transition:all .15s}
.sidebar-item:hover{background:var(--paper);color:var(--ink)}
.sidebar-item.active{background:var(--accent-tint);color:var(--accent);font-weight:500}
.sidebar-item svg{width:16px;height:16px;flex-shrink:0}
.app-main{flex:1;background:var(--paper);padding:28px;overflow:auto}
.app-section{display:none}
.app-section.active{display:block}
.page-title{font-size:20px;font-weight:600;color:var(--ink);margin-bottom:4px}
.page-sub{font-size:14px;color:var(--ink-soft);margin-bottom:24px}

/* CARDS */
.card{background:white;border:1px solid var(--border);border-radius:14px;padding:20px;margin-bottom:14px}
.card-title{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:16px}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px}
.metric{background:white;border:1px solid var(--border);border-radius:12px;padding:16px}
.metric-label{font-size:12px;color:var(--ink-soft);margin-bottom:6px}
.metric-value{font-size:24px;font-weight:600;color:var(--ink)}
.metric-sub{font-size:11px;color:var(--ink-soft);margin-top:2px}

/* BADGES */
.badge{display:inline-flex;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600}
.badge-blue{background:var(--accent-tint);color:var(--accent)}
.badge-green{background:#e8faf3;color:var(--success)}
.badge-amber{background:#fff8e8;color:#b37800}
.badge-red{background:#fff0f0;color:var(--danger)}

/* TABLE */
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{text-align:left;padding:8px 12px;font-size:11px;color:var(--ink-soft);font-weight:600;text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--border)}
.tbl td{padding:12px;border-bottom:1px solid var(--border);color:var(--ink-mid);vertical-align:middle}
.tbl tr:last-child td{border-bottom:none}
.tbl tr:hover td{background:var(--paper)}

/* UPLOAD */
.upload-zone{border:2px dashed var(--border);border-radius:14px;padding:48px 24px;text-align:center;cursor:pointer;transition:all .2s;background:white}
.upload-zone:hover,.upload-zone.dragover{border-color:var(--accent);background:var(--accent-tint)}
.uz-icon{font-size:40px;margin-bottom:14px}

/* PROGRESS */
.progress-bar{height:6px;background:var(--paper);border-radius:3px;overflow:hidden;margin:6px 0}
.progress-fill{height:100%;border-radius:3px;background:var(--accent);transition:width .3s}

/* RESULT */
.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.info-cell{background:var(--paper);border-radius:10px;padding:12px 14px}
.info-label{font-size:11px;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.4px;margin-bottom:4px;font-weight:600}
.info-value{font-size:14px;color:var(--ink);font-weight:500}

/* CHECKLIST */
.checklist-item{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}
.checklist-item:last-child{border-bottom:none}
.check-box{width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:12px;flex-shrink:0;cursor:pointer;border:2px solid var(--border);transition:all .15s}
.check-box.done{background:var(--success);border-color:var(--success);color:white}
.check-box.miss{background:#fff0f0;border-color:var(--danger);color:var(--danger)}

/* RISK */
.risk-item{padding:14px 16px;border-radius:10px;border-left:4px solid;margin-bottom:10px}
.risk-high{border-color:var(--danger);background:#fff8f8}
.risk-med{border-color:var(--warning);background:#fffbf0}
.risk-title{font-size:14px;font-weight:600;margin-bottom:4px}
.risk-desc{font-size:13px;color:var(--ink-soft);line-height:1.5}
.risk-ref{font-size:11px;color:var(--accent);margin-top:6px}

/* CHAT */
.chat-wrap{background:white;border:1px solid var(--border);border-radius:14px;overflow:hidden}
.chat-messages{height:380px;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}
.msg{display:flex;gap:10px;align-items:flex-start}
.msg.user{flex-direction:row-reverse}
.msg-avatar{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;flex-shrink:0;background:var(--accent-tint);color:var(--accent)}
.msg-avatar.ai{background:#e8fff4;color:var(--success)}
.bubble{padding:10px 14px;border-radius:12px;font-size:14px;line-height:1.6;max-width:80%}
.bubble.user{background:var(--accent);color:white;border-radius:12px 2px 12px 12px}
.bubble.ai{background:white;border:1px solid var(--border);color:var(--ink);border-radius:2px 12px 12px 12px}
.bubble .src{font-size:11px;color:var(--accent);margin-top:6px;opacity:.8}
.chat-footer{border-top:1px solid var(--border)}
.quick-q{display:flex;gap:6px;flex-wrap:wrap;padding:10px 14px;background:var(--paper)}
.qq{font-size:12px;padding:5px 12px;border-radius:20px;border:1px solid var(--border);background:white;cursor:pointer;color:var(--ink-mid);transition:all .15s}
.qq:hover{border-color:var(--accent);color:var(--accent)}
.chat-input-row{display:flex;gap:8px;padding:12px 14px}
.chat-input{flex:1;padding:10px 14px;border-radius:var(--radius);border:1px solid var(--border);font-size:14px;font-family:var(--font)}
.chat-input:focus{outline:none;border-color:var(--accent)}

/* TABS */
.tabs{display:flex;gap:4px;border-bottom:2px solid var(--border);margin-bottom:16px}
.tab{padding:10px 16px;font-size:14px;font-weight:500;color:var(--ink-soft);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .15s}
.tab.active{color:var(--accent);border-bottom-color:var(--accent)}
.tab-content{display:none}
.tab-content.active{display:block}

/* ALERT */
.alert{padding:12px 16px;border-radius:10px;font-size:13px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.alert-blue{background:var(--accent-tint);color:var(--accent);border:1px solid #c5d8ff}
.alert-green{background:#e8faf3;color:var(--success);border:1px solid #b0e8d0}
.alert-red{background:#fff0f0;color:var(--danger);border:1px solid #ffd0d0}
.alert-amber{background:#fff8e8;color:#7a5800;border:1px solid #f5d97a}

/* EMPTY STATE */
.empty-state{text-align:center;padding:48px 24px;color:var(--ink-soft)}
.empty-state .es-icon{font-size:48px;margin-bottom:16px}
.empty-state h3{font-size:16px;font-weight:600;color:var(--ink-mid);margin-bottom:8px}
.empty-state p{font-size:13px;margin-bottom:20px}

/* TYPING */
.typing{display:flex;gap:4px;padding:10px 14px;background:white;border:1px solid var(--border);border-radius:12px;width:fit-content}
.typing span{width:6px;height:6px;border-radius:50%;background:var(--ink-soft);animation:bounce 1.2s infinite}
.typing span:nth-child(2){animation-delay:.2s}
.typing span:nth-child(3){animation-delay:.4s}
@keyframes bounce{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-5px);opacity:1}}

/* FOOTER */
footer{padding:36px 24px;border-top:1px solid var(--border)}
.footer-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}
.footer-text{font-size:13px;color:var(--ink-soft)}
.footer-links{display:flex;gap:20px}
.footer-links a{font-size:13px;color:var(--ink-soft);text-decoration:none}
.footer-links a:hover{color:var(--accent)}

@media(max-width:768px){.nav-links{display:none}.metrics{grid-template-columns:1fr 1fr}.result-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}.app-layout{flex-direction:column}.sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border)}}