.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg-primary)}.login-card{background:var(--bg-surface);border-radius:12px;box-shadow:var(--shadow-card);padding:48px 40px;width:100%;max-width:420px}.login-logo{text-align:center;margin-bottom:32px}.login-logo h1{font-size:24px;font-weight:400;color:var(--text-primary);margin-top:12px}.login-logo p{color:var(--text-secondary);margin-top:8px;font-size:16px}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:12px;font-weight:500;color:var(--text-secondary);margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}.form-group input{width:100%;padding:12px 16px;border:1px solid var(--border-input);border-radius:8px;font-size:14px;outline:none;transition:border-color .2s;background:var(--bg-input);color:var(--text-primary)}.form-group input:focus{border-color:var(--btn-primary);box-shadow:0 0 0 2px #1a73e826}.hint{display:block;font-size:11px;color:var(--text-hint);margin-top:4px}.login-btn{width:100%;padding:12px;background:var(--btn-primary);color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:500;margin-top:8px;transition:background .2s}.login-btn:hover{background:var(--btn-primary-hover)}.advanced-toggle{background:none;border:none;color:var(--text-secondary);font-size:13px;padding:4px 0;margin-bottom:12px;cursor:pointer}.advanced-toggle:hover{color:var(--text-link)}.mail-layout{display:flex;flex-direction:column;height:100vh;overflow:hidden}.mail-header{display:flex;align-items:center;padding:8px 16px;background:var(--bg-surface);border-bottom:1px solid var(--border-color);height:64px;gap:16px}.header-left{display:flex;align-items:center;gap:8px;min-width:200px}.menu-btn{background:none;border:none;font-size:20px;width:40px;height:40px;border-radius:50%;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s}.menu-btn:hover{background:var(--bg-hover)}.logo{display:flex;align-items:center;gap:8px}.logo-text{font-size:22px;color:var(--text-secondary);font-weight:400}.search-bar{flex:1;max-width:720px;display:flex;align-items:center;background:var(--bg-search);border-radius:24px;padding:0 16px;height:44px;transition:background .2s,box-shadow .2s}.search-bar:focus-within{background:var(--bg-surface);box-shadow:var(--shadow-search)}.search-icon{margin-right:12px;font-size:16px}.search-bar 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24px;font-size:14px;font-weight:500;color:var(--text-compose-title);margin-bottom:16px;transition:box-shadow .15s;width:auto}.compose-btn:hover{box-shadow:var(--shadow-search)}.compose-icon{font-size:18px}.sidebar-nav{display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:12px;padding:8px 16px;border-radius:24px;font-size:14px;color:var(--text-primary);transition:background .15s}.nav-item:hover{background:var(--bg-hover)}.nav-item.active{background:var(--bg-active);font-weight:600;color:var(--text-compose-title)}.nav-icon{font-size:18px}.nav-count{margin-left:auto;font-size:12px;font-weight:600}.mail-content{flex:1;background:var(--bg-surface);border-radius:16px 0 0;overflow-y:auto;display:flex;flex-direction:column}.mail-toolbar{display:flex;align-items:center;justify-content:space-between;padding:4px 16px;border-bottom:1px solid 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