*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #005a7f;--primary-hover: #004a6b;--accent-color: #ffcc00;--success-color: #10b981;--error-color: #ef4444;--text-primary: #000000;--text-secondary: #6b7280;--bg-primary: #ffffff;--bg-secondary: #f9fafb;--border-color: #e5e7eb;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--radius: 8px;--transition: all .2s ease-in-out}body{font-family:Red Hat Display,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:linear-gradient(135deg,#005a7f,#003d5a);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;color:var(--text-primary);line-height:1.6}.container{background:var(--bg-primary);border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;max-width:1200px;padding:40px;animation:fadeIn .3s ease-in-out;position:relative;overflow:hidden}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.loading{text-align:center;padding:40px;color:var(--text-secondary)}header{text-align:center;margin-bottom:32px}.app-header{display:flex;justify-content:space-between;align-items:flex-end;position:relative;text-align:left}.app-header>div:first-child{flex:1;text-align:left}header h1{font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-bottom:0;letter-spacing:-.5px;line-height:1}.habitus-icon{position:relative}.habitus-icon:hover{opacity:.9}.subtitle{color:var(--text-secondary);font-size:1rem}.user-form,.form-group{margin-bottom:24px}.form-group label{display:inline-flex;align-items:center;gap:6px;font-weight:500;color:var(--text-primary);margin-bottom:8px;font-size:.95rem}.form-label-row{display:flex;align-items:center;gap:8px}.required-asterisk{color:var(--error-color);font-weight:600}.field-help{width:20px;height:20px;border-radius:50%;border:1px solid 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#fecaca}.message-close{background:none;border:none;color:inherit;font-size:1.5rem;line-height:1;cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;opacity:.7;transition:var(--transition);flex-shrink:0}.message-close:hover{opacity:1}.user-profile{margin-top:32px}.user-profile h2{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:20px}.profile-card{background:var(--bg-secondary);border-radius:var(--radius);padding:24px;border:1px solid var(--border-color)}.profile-field{margin-bottom:20px}.profile-field:last-child{margin-bottom:0}.profile-field 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var(--primary-color);outline-offset:2px}.welcome-message{color:var(--text-secondary);font-size:.95rem;margin-bottom:24px}main{position:relative;min-height:100%}.tabs-container{width:100%}.tabs-header{display:flex;gap:0;border-bottom:2px solid var(--border-color);margin-bottom:1rem}.tab-button{padding:12px 24px;border:none;background:none;border-bottom:2px solid transparent;margin-bottom:-2px;cursor:pointer;font-size:1rem;font-weight:500;color:var(--text-secondary);transition:var(--transition)}.tab-button:hover{color:var(--text-primary);background:var(--bg-secondary)}.tab-button.active{color:var(--primary-color);border-bottom-color:var(--primary-color);font-weight:600}.tab-button{position:relative}.tab-badge{position:absolute;top:-6px;right:4px;background-color:var(--error-color);color:#fff;border-radius:10px;min-width:16px;height:18px;display:inline-flex;align-items:center;justify-content:center;font-size:.65rem;font-weight:600;padding:0 6px;line-height:1;box-shadow:0 2px 4px #0003;white-space:nowrap;box-sizing:border-box}.tab-badge-green{background-color:#d1fae5;color:#065f46}.tabs-content{width:100%}.trackings-view,.reminders-view{width:100%;margin-bottom:40px}.fab{width:48px;height:48px;border-radius:50%;background:#00c8ff;color:#fff;border:2px solid transparent;font-size:1.5rem;font-weight:300;cursor:pointer;box-shadow:var(--shadow-lg);transition:var(--transition);display:flex;align-items:center;justify-content:center;z-index:1000;line-height:1;flex-shrink:0;box-sizing:border-box}.fab:hover{background:#00b0e6;transform:scale(1.1);box-shadow:0 12px 20px -5px #00c8ff66}.fab:active{transform:scale(1.05)}@media(max-width:640px){.fab{width:48px;height:48px;font-size:1.5rem}}.fab.notifications-button{background:var(--primary-color)}.fab.notifications-button:hover{background:var(--primary-hover);box-shadow:0 12px 20px -5px #005a7f66}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:2000;padding:20px;animation:fadeIn .2s ease-out}.modal-content{background:var(--bg-primary);border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;max-width:500px;max-height:90vh;overflow-y:auto;animation:slideUp .3s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:24px}.modal-header h2{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin:0}.modal-close{background:none;border:none;font-size:2rem;line-height:1;color:var(--text-secondary);cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);transition:var(--transition)}.modal-close:hover{background:var(--bg-secondary);color:var(--text-primary)}@media(max-width:640px){.container{padding:24px}header h1{font-size:2rem}.message{top:10px;right:10px;left:10px;max-width:none;min-width:auto}}