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.help-chat{flex:1;min-height:0}.idle-warning{position:fixed;left:50%;bottom:24px;transform:translate(-50%);z-index:100;display:flex;align-items:center;gap:14px;background:var(--surface);color:var(--text);border:1px solid var(--warn, #c07a06);border-radius:12px;padding:12px 16px;box-shadow:0 12px 32px #00000040;max-width:calc(100vw - 32px);font-size:14px}.idle-stay{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:8px 14px;font:inherit;font-weight:600;cursor:pointer;white-space:nowrap}.modal.whats-new{width:min(620px,100%)}.whats-new-lead{margin:0 0 12px;color:var(--muted)}.whats-new-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}.whats-new-list li{display:flex;gap:12px;align-items:flex-start}.whats-new-list p{margin:2px 0 0;color:var(--muted);font-size:13.5px}.whats-new-icon{flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--accent-soft);font-size:17px}.whats-new-note{margin:14px 0 0;font-size:13px;background:var(--accent-soft);border-radius:8px;padding:8px 12px}.modal.whats-new .modal-foot a.btn-ghost{text-decoration:none;display:inline-flex;align-items:center}:root{--bg: #ffffff;--bg-alt: #f5f6fb;--surface: #ffffff;--border: #e3e6ef;--text: #151927;--muted: #5d6479;--accent: #4f46e5;--accent-2: #06b6d4;--accent-soft: #eef0ff;--radius: 14px;font-family:Inter,system-ui,-apple-system,Segoe UI,Noto Sans,Noto Sans JP,Noto Sans SC,Noto Sans Thai,Hiragino Sans,PingFang SC,Microsoft YaHei,Leelawadee UI,sans-serif;color:var(--text);background:var(--bg);line-height:1.55}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #0d0f16;--bg-alt: #12151f;--surface: #171a25;--border: #262b3b;--text: #e8eaf2;--muted: #9aa1b6;--accent: #8b85ff;--accent-soft: #221f45;color-scheme:dark}}:root[data-theme=dark]{--bg: #0d0f16;--bg-alt: #12151f;--surface: #171a25;--border: #262b3b;--text: #e8eaf2;--muted: #9aa1b6;--accent: #8b85ff;--accent-soft: #221f45;color-scheme:dark}:root[data-theme=light]{color-scheme:light}:root[dir=rtl]{font-family:Segoe UI,Noto Sans Arabic,Noto Kufi Arabic,Tahoma,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg)}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}h1,h2,h3{line-height:1.2;margin:0}.wrap{max-width:1160px;margin:0 auto;padding:0 20px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:10px;font-weight:600;background:var(--accent);color:#fff;border:1px solid transparent;transition:filter .15s,transform .15s}.btn:hover{filter:brightness(1.08);transform:translateY(-1px)}.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn-ghost:hover{background:var(--bg-alt)}.btn-small{padding:8px 16px;font-size:14px}.header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 85%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;gap:24px;height:64px}.brand{display:flex;align-items:center;gap:10px;font-size:18px}.nav{display:flex;gap:22px;color:var(--muted);font-weight:500}.nav a:hover{color:var(--text)}.header-actions{margin-inline-start:auto;display:flex;align-items:center;gap:10px}.lang{font:inherit;font-size:14px;padding:7px 8px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text)}.hero{padding:72px 0 56px;background:radial-gradient(900px 400px at 85% -10%,color-mix(in srgb,var(--accent-2) 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h2{font-size:clamp(26px,3vw,36px);text-align:center;letter-spacing:-.01em}.section-sub{text-align:center;color:var(--muted);font-size:17px;margin:12px auto 0;max-width:680px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.card-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:var(--accent-soft);font-size:22px;margin-bottom:16px}.card h3{font-size:18px;margin-bottom:8px}.card p{color:var(--muted);margin:0}.steps{list-style:none;padding:0;margin:40px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.steps li{text-align:center;padding:8px 16px}.step-num{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:700;margin-bottom:14px}.steps h3{font-size:20px;margin-bottom:6px}.steps p{color:var(--muted);margin:0}.langs{list-style:none;padding:0;margin:32px auto 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:860px}.langs li{padding:8px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--border);font-weight:500}.cta{text-align:center;padding:48px 20px;border-radius:20px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}.cta h2{color:#fff}.cta p{font-size:18px;opacity:.92;margin:12px 0 26px}.cta .btn{background:#fff;color:#1b1a4a}.footer{border-top:1px solid var(--border);padding:28px 0;color:var(--muted);font-size:14px}.footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.footer-links{display:flex;gap:18px}.footer-links a:hover{color:var(--text)}@media(max-width:960px){.hero-inner{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,1fr)}.nav{display:none}}@media(max-width:600px){.cards,.steps{grid-template-columns:1fr}.hero{padding-top:40px}.section{padding:56px 0}.brand strong{display:none}}.billing-switch{display:flex;width:fit-content;margin:28px auto 0;border:1px solid var(--border);border-radius:999px;padding:4px;background:var(--surface)}.billing-switch button{font:inherit;font-weight:600;border:none;background:none;color:var(--muted);padding:8px 18px;border-radius:999px;cursor:pointer;display:flex;align-items:center;gap:8px}.billing-switch button.on{background:var(--accent);color:#fff}.billing-switch .save{font-size:12px;padding:2px 8px;border-radius:999px;background:var(--accent-soft);color:var(--accent)}.billing-switch button.on .save{background:#ffffff38;color:#fff}.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px;align-items:stretch}.plan{position:relative;display:flex;flex-direction:column;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px}.plan h3{margin:0;font-size:20px}.plan-featured{border:2px solid var(--accent);box-shadow:0 20px 60px color-mix(in srgb,var(--accent) 18%,transparent)}.plan-badge{position:absolute;top:-13px;left:28px;background:var(--accent);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px}.plan-price{margin:0;display:flex;flex-wrap:wrap;align-items:baseline;gap:6px;color:var(--muted)}.plan-price strong{font-size:38px;color:var(--text);letter-spacing:-.02em}.plan-price small{flex-basis:100%;font-size:14px}.plan ul{list-style:none;padding:0;margin:4px 0 8px;display:flex;flex-direction:column;gap:10px;flex:1}.plan li{padding-inline-start:26px;position:relative}.plan li:before{content:"✓";position:absolute;inset-inline-start:0;color:var(--accent);font-weight:700}.plan .btn{text-align:center}.plan-note{margin:0;font-size:13px;color:var(--muted);text-align:center}.plans-foot{text-align:center;color:var(--muted);font-size:14px;margin-top:22px}@media(max-width:900px){.plans{grid-template-columns:1fr;max-width:480px;margin-inline:auto}}section[id]{scroll-margin-top:72px}.site-chat{position:fixed;left:20px;bottom:20px;z-index:50;display:flex;flex-direction:column;align-items:flex-start;gap:10px;--surface-2: color-mix(in srgb, var(--border) 45%, var(--surface));--danger: #d6334a}[dir=rtl] .site-chat{left:auto;right:20px;align-items:flex-end}.site-chat-launcher{width:56px;height:56px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-size:24px;cursor:pointer;box-shadow:0 8px 24px #4f46e559;transition:transform .15s}.site-chat-launcher:hover{transform:scale(1.06)}.site-chat-greeting{display:flex;align-items:flex-start;gap:4px;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:14px;padding:10px 8px 10px 14px;box-shadow:0 10px 30px #00000026;max-width:280px;animation:site-chat-in .3s ease-out}.site-chat-greeting-text{background:none;border:none;color:inherit;font:inherit;text-align:start;cursor:pointer;line-height:1.45;padding:0}.site-chat-greeting-close,.site-chat-close{background:none;border:none;color:var(--muted);font-size:18px;line-height:1;cursor:pointer;padding:0 4px}@keyframes site-chat-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.site-chat-panel{width:min(380px,calc(100vw - 40px));height:min(560px,calc(100vh - 40px));background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:16px;box-shadow:0 16px 48px #00000038;display:flex;flex-direction:column;padding:12px;gap:10px;animation:site-chat-in 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