:root{color-scheme:dark;--bg: #0f1117;--panel: #151821;--panel-strong: #1d212c;--panel-soft: #12151d;--border: #2a2f3d;--text: #f4f6fb;--muted: #9aa4b8;--muted-strong: #c5ccda;--accent: #7c8cff;--accent-strong: #9aa6ff;--danger: #ff6b7a;--success: #5fd0a5;--shadow: 0 24px 70px rgba(0, 0, 0, .28)}:root[data-theme=light]{color-scheme:light;--bg: #f6f7fb;--panel: #ffffff;--panel-strong: #eef1f7;--panel-soft: #f9fafc;--border: #dce1ea;--text: #151821;--muted: #687286;--muted-strong: #303849;--accent: #4058ff;--accent-strong: #263dce;--danger: #c83349;--success: #138a60;--shadow: 0 24px 60px rgba(36, 43, 63, .12)}*{box-sizing:border-box}html,body,#app{width:100%;min-height:100%;margin:0}body{min-width:320px;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,select{font:inherit}button{border:1px solid var(--border);border-radius:8px;background:var(--panel-strong);color:var(--text);cursor:pointer;transition:border-color .16s ease,background .16s ease,color .16s ease}button:hover{border-color:var(--accent)}button:disabled{cursor:default;opacity:.6}.eyebrow{margin:0 0 10px;color:var(--accent-strong);font-size:12px;font-weight:700;letter-spacing:0;text-transform:uppercase}.login-screen{min-height:100vh;width:min(100%,1180px);margin:0 auto;display:grid;grid-template-columns:minmax(0,620px) 420px;gap:56px;align-items:center;justify-content:center;padding:48px 32px}.login-hero{max-width:760px}.login-hero h1{max-width:620px;margin:0;font-size:clamp(42px,5vw,72px);line-height:.96;letter-spacing:0}.login-hero p:not(.eyebrow){max-width:620px;color:var(--muted);font-size:18px;line-height:1.6}.login-panel{display:grid;gap:20px;padding:28px;border:1px solid var(--border);border-radius:8px;background:var(--panel);box-shadow:var(--shadow)}.login-panel h2{margin:0;font-size:28px}.login-panel 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strong{color:var(--accent-strong)}.status-row strong.verified{color:var(--success)}.step-number{width:max-content;padding:4px 8px;border:1px solid var(--border);border-radius:999px;color:var(--accent-strong);font-size:12px;font-weight:700}.dns-instruction{display:grid;gap:10px;padding:14px;border:1px solid var(--border);border-radius:8px;background:var(--panel-soft)}.dns-instruction dl{display:grid;gap:8px;margin:0}.dns-instruction div{display:grid;grid-template-columns:80px minmax(0,1fr);gap:10px}.dns-instruction dt{color:var(--muted)}.dns-instruction dd{min-width:0;margin:0;color:var(--text);overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Consolas,Liberation Mono,monospace}.inline-form{display:grid;gap:12px;padding-top:16px;border-top:1px solid var(--border)}.address-input{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;border:1px solid var(--border);border-radius:8px;background:var(--panel-soft);overflow:hidden}.address-input 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button{min-height:34px;padding:0 8px;color:var(--muted-strong)}.toolbar-actions button.active{border-color:var(--accent);color:var(--accent-strong)}.message-list{min-height:0;overflow:auto;padding:8px}.message-row{width:100%;display:grid;gap:8px;padding:14px;border:1px solid transparent;border-radius:8px;border-color:transparent;background:transparent;text-align:left;cursor:pointer}.message-row+.message-row{margin-top:6px}.message-row.selected{background:var(--panel-strong);border-color:var(--border)}.message-row.unread strong,.message-row.unread .message-row-subject span{color:var(--text);font-weight:800}.message-row p{margin:0;color:var(--muted);font-size:13px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.message-row-top,.message-row-subject,.message-meta{min-width:0;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:center}.message-row-top 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h1{margin:0;font-size:clamp(28px,5vw,52px);line-height:1.04;letter-spacing:0}.reader-date{color:var(--muted)}.reader-actions{display:flex;flex-wrap:wrap;gap:8px}.reader-actions button{min-height:36px;padding:0 12px}.reader-actions .danger{color:var(--danger)}.recipient-line{display:grid;grid-template-columns:40px minmax(0,1fr);gap:10px;margin:18px 0;color:var(--muted)}.recipient-line strong{min-width:0;color:var(--muted-strong);overflow-wrap:anywhere}.message-html{border:1px solid var(--border);border-radius:8px;overflow:hidden;background:#fff}.message-html iframe{width:100%;min-height:560px;border:0;background:#fff}.message-text{min-height:360px;margin:0;padding:22px;border:1px solid var(--border);border-radius:8px;background:var(--panel);color:var(--text);font-family:ui-monospace,SFMono-Regular,Consolas,Liberation Mono,monospace;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}.attachments{margin-top:24px}.attachments h2{margin:0 0 12px;font-size:16px}.attachments a{display:grid;gap:4px;padding:12px;border:1px solid var(--border);border-radius:8px;color:var(--text);text-decoration:none}.attachments a+a{margin-top:8px}.attachments a small{color:var(--muted)}@media (max-width: 980px){.mail-app{grid-template-columns:72px minmax(280px,42vw) minmax(0,1fr)}.brand{grid-template-columns:42px}.brand div:not(.brand-mark){display:none}.folder-nav button span,.sidebar-footer span:not(.status-dot){display:none}.sidebar-footer{grid-template-columns:1fr}.connection-status span:not(.status-dot){display:none}}@media (max-width: 760px){.login-screen{grid-template-columns:1fr;gap:28px;padding:22px}.setup-page,.settings-page{padding:22px}.setup-header,.settings-header,.setup-wizard,.domain-overview,.settings-layout,.settings-block-header,.settings-actions,.resend-inline,.status-grid,.mailbox-row,.modal-panel header{grid-template-columns:1fr}.mail-app{height:auto;min-height:100vh;grid-template-columns:1fr;overflow:visible}.sidebar{position:sticky;top:0;z-index:2;grid-template-columns:auto 1fr auto;grid-template-rows:auto;align-items:center;border-right:0;border-bottom:1px solid var(--border)}.folder-nav{grid-auto-flow:column;overflow-x:auto}.folder-nav button span,.sidebar-footer span:not(.status-dot){display:inline}.mail-column{min-height:520px;border-right:0}.reader-content{padding:22px}.reader-header{grid-template-columns:1fr}}