:root{--bg-app: #0F172A;--card-surface: #1E293B;--card-surface-hover: #273549;--card-elevated: #243044;--border-color: rgba(255, 255, 255, .12);--border-subtle: rgba(255, 255, 255, .06);--border-highlight: rgba(255, 255, 255, .2);--text-primary: #F8FAFC;--text-secondary: #94A3B8;--text-muted: #64748B;--phase-menstrual: #6366F1;--phase-follicular: #10B981;--phase-ovulatory: #F59E0B;--phase-luteal: #E11D48;--action-do: #10B981;--action-avoid: #E11D48;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .35);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(225, 29, 72, .25);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px)}html,body{margin:0;padding:0;height:100%;background-color:#0b1120;color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;user-select:none;-webkit-user-select:none}#page-container{flex:1;display:flex;flex-direction:column;position:relative;min-height:100vh;min-height:100dvh;padding-top:max(12px,var(--safe-top));padding-bottom:max(16px,var(--safe-bottom))}.page{flex:1;display:flex;flex-direction:column;width:100%;animation:fadeIn .25s cubic-bezier(.16,1,.3,1)}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}h1,h2,h3,h4,h5,h6{color:var(--text-primary);font-weight:700;letter-spacing:-.02em}p{color:var(--text-secondary);line-height:1.45}button{font-family:inherit;cursor:pointer;border:none;background:transparent;outline:none;touch-action:manipulation}input,textarea{font-family:inherit;color:var(--text-primary);background:var(--card-surface);border:1px solid var(--border-color);outline:none}.flex-1{flex:1}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.flex-col{display:flex;flex-direction:column}.top-bar{display:flex;align-items:center;justify-content:space-between;padding:8px 20px 12px;position:relative;z-index:10}.brand-logo{font-size:24px;font-weight:800;color:var(--text-primary);letter-spacing:-.5px;-webkit-user-select:none;user-select:none}.brand-logo span{font-weight:300;font-style:italic;color:var(--text-primary)}.header-actions{display:flex;align-items:center;gap:10px}.icon-btn{width:40px;height:40px;border-radius:50%;background:var(--card-surface);border:1px solid var(--border-color);color:var(--text-primary);display:flex;align-items:center;justify-content:center;transition:all .2s cubic-bezier(.16,1,.3,1);font-size:15px;font-weight:700}.icon-btn:hover{background:var(--card-surface-hover);border-color:var(--border-highlight);transform:scale(1.04)}.icon-btn:active{transform:scale(.96)}.back-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;color:var(--text-primary);font-size:18px;border-radius:var(--radius-sm);transition:background .2s}.back-btn:hover{background:var(--card-surface)}.action-cards-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:0 20px;margin-top:auto;margin-bottom:8px}.action-card{height:120px;background:var(--card-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;display:flex;position:relative;cursor:pointer;transition:all .2s cubic-bezier(.16,1,.3,1);box-shadow:var(--shadow-sm)}.action-card:hover{border-color:var(--border-highlight);background:var(--card-surface-hover);transform:translateY(-2px);box-shadow:var(--shadow-md)}.action-card:active{transform:translateY(0)}.action-card .strip{width:5px;height:100%;flex-shrink:0}.action-card.do .strip{background-color:var(--action-do)}.action-card.avoid .strip{background-color:var(--action-avoid)}.action-card .card-content{padding:12px 14px;display:flex;flex-direction:column;justify-content:center;overflow:hidden}.action-card .card-label{font-size:11.5px;font-weight:800;letter-spacing:.5px;margin-bottom:6px}.action-card.do .card-label{color:var(--action-do)}.action-card.avoid .card-label{color:var(--action-avoid)}.action-card .card-desc{font-size:12.5px;line-height:1.35;color:var(--text-primary);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.filter-tabs-container{padding:6px 20px 12px}.filter-tabs{display:flex;background:var(--card-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:4px;gap:4px}.filter-tab{flex:1;padding:8px 4px;font-size:12px;font-weight:600;color:var(--text-muted);border-radius:var(--radius-sm);text-align:center;transition:all .2s}.filter-tab.active{color:#fff;background:#ffffff1a;border:1px solid var(--border-highlight)}.filter-tab.active.tab-do{color:#fff;background:#10b98133;border:1px solid rgba(16,185,129,.5)}.filter-tab.active.tab-avoid{color:#fff;background:#e11d4833;border:1px solid rgba(225,29,72,.5)}.guide-card{background:var(--card-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:18px;margin-bottom:14px;box-shadow:var(--shadow-sm)}.guide-card.bordered-do{border-left:4px solid var(--action-do)}.guide-card.bordered-avoid{border-left:4px solid var(--action-avoid)}.guide-card-title{font-size:12px;font-weight:800;letter-spacing:.6px;margin-bottom:12px;display:flex;align-items:center;gap:6px}.guide-card-title.do{color:var(--action-do)}.guide-card-title.avoid{color:var(--action-avoid)}.guide-card-title.neutral{color:var(--text-primary);font-size:14px}.checklist-item{display:flex;align-items:flex-start;gap:12px;padding:6px 0;cursor:pointer;transition:opacity .2s}.checklist-item:hover{opacity:.9}.checkbox-custom{width:20px;height:20px;border-radius:50%;border:2px solid var(--text-muted);display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px;transition:all .2s}.checklist-item.done .checkbox-custom{background:var(--action-do);border-color:var(--action-do)}.checklist-item.done .checkbox-custom:after{content:"✓";color:#fff;font-size:12px;font-weight:700}.checklist-text{font-size:13.5px;line-height:1.4;color:var(--text-secondary);transition:all .2s}.checklist-item.done .checklist-text{color:var(--text-muted);text-decoration:line-through}.avoid-item{display:flex;align-items:flex-start;gap:10px;padding:6px 0;font-size:13.5px;line-height:1.4;color:var(--text-secondary)}.chat-messages-container{flex:1;overflow-y:auto;padding:12px 18px;display:flex;flex-direction:column;gap:12px}.message-bubble{max-width:84%;padding:12px 16px;border-radius:18px;font-size:14px;line-height:1.45;word-break:break-word;user-select:text;-webkit-user-select:text}.message-bubble.user{align-self:flex-end;background:var(--card-surface);border:1px solid var(--border-color);border-bottom-right-radius:4px;color:var(--text-primary)}.message-bubble.assistant{align-self:flex-start;background:#1e2638;border:1px solid rgba(225,29,72,.3);border-bottom-left-radius:4px;color:var(--text-primary);box-shadow:0 2px 10px #0003}.typing-indicator{display:inline-flex;align-items:center;gap:8px;background:var(--card-surface);padding:8px 14px;border-radius:16px;font-size:12px;color:var(--text-muted);align-self:flex-start;margin:0 18px 6px}.typing-dots{display:flex;gap:4px}.typing-dot{width:6px;height:6px;background:var(--phase-luteal);border-radius:50%;animation:typingBounce 1.2s infinite ease-in-out}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}.quick-prompts-carousel{display:flex;gap:8px;overflow-x:auto;padding:6px 18px;scrollbar-width:none}.quick-prompts-carousel::-webkit-scrollbar{display:none}.quick-prompt-chip{flex-shrink:0;background:var(--card-surface);border:1px solid var(--border-color);color:var(--text-primary);padding:8px 14px;border-radius:var(--radius-full);font-size:12px;font-weight:500;transition:all .2s;cursor:pointer;white-space:nowrap}.quick-prompt-chip:hover{background:var(--card-surface-hover);border-color:var(--border-highlight);transform:translateY(-1px)}.chat-input-bar{display:flex;align-items:flex-end;gap:8px;padding:6px 18px 14px}.chat-input-container{flex:1;background:var(--card-surface);border:1px solid var(--border-color);border-radius:20px;display:flex;align-items:center;padding:4px 14px;transition:border-color .2s}.chat-input-container:focus-within{border-color:var(--border-highlight)}.chat-textarea{width:100%;background:transparent;border:none;color:var(--text-primary);font-size:13.5px;line-height:1.4;max-height:100px;resize:none;padding:8px 0}.chat-textarea::placeholder{color:var(--text-muted)}.send-btn{width:44px;height:44px;border-radius:50%;background:var(--phase-luteal);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .2s}.send-btn:hover{transform:scale(1.05)}.send-btn:active{transform:scale(.95)}.settings-section-title{font-size:11.5px;font-weight:800;color:var(--text-muted);letter-spacing:.8px;margin:16px 20px 8px;text-transform:uppercase}.settings-card{background:var(--card-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);margin:0 20px 12px;padding:16px}.settings-row{display:flex;align-items:center;justify-content:space-between}.settings-label{font-size:14px;font-weight:600;color:var(--text-primary)}.settings-sublabel{font-size:12px;color:var(--text-muted);margin-top:2px}.settings-value{font-size:15px;font-weight:700}.switch{position:relative;display:inline-block;width:46px;height:26px}.switch input{opacity:0;width:0;height:0}.slider-toggle{position:absolute;cursor:pointer;top:0;right:0;bottom:0;left:0;background-color:var(--bg-app);border:1px solid var(--border-color);transition:.3s;border-radius:34px}.slider-toggle:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.3s;border-radius:50%}input:checked+.slider-toggle{background-color:var(--action-do);border-color:var(--action-do)}input:checked+.slider-toggle:before{transform:translate(20px)}input[type=range]{-webkit-appearance:none;width:100%;background:var(--bg-app);height:6px;border-radius:3px;margin:12px 0 6px;border:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;height:20px;width:20px;border-radius:50%;background:var(--phase-ovulatory);cursor:pointer;box-shadow:0 2px 6px #0006}.stepper-btn{width:32px;height:32px;border-radius:50%;background:var(--bg-app);border:1px solid var(--border-color);color:var(--text-primary);font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:center;transition:all .2s}.stepper-btn:hover{background:var(--card-surface-hover)}.btn-primary{width:calc(100% - 40px);margin:20px 20px 10px;background:var(--phase-luteal);color:#fff;font-weight:700;font-size:15px;padding:16px;border-radius:var(--radius-lg);text-align:center;box-shadow:var(--shadow-md);transition:all .2s}.btn-primary:hover{opacity:.95;transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;display:flex;justify-content:center;align-items:flex-end;animation:fadeIn .2s ease-out}.modal-sheet{width:100%;max-width:440px;max-height:90vh;background:var(--bg-app);border-top-left-radius:24px;border-top-right-radius:24px;border:1px solid var(--border-color);display:flex;flex-direction:column;overflow:hidden;animation:slideUp .3s cubic-bezier(.16,1,.3,1)}.modal-handle{width:40px;height:4px;background:var(--border-color);border-radius:2px;margin:12px auto 8px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:10px 20px 14px;border-bottom:1px solid var(--border-color)}.modal-body{padding:16px 20px 32px;overflow-y:auto}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:var(--card-surface);border:1px solid var(--border-highlight);color:var(--text-primary);padding:12px 20px;border-radius:var(--radius-lg);font-size:13.5px;font-weight:500;box-shadow:var(--shadow-lg);z-index:9999;animation:toastIn .3s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes toastIn{0%{opacity:0;transform:translate(-50%,15px)}to{opacity:1;transform:translate(-50%)}}@keyframes typingBounce{0%,80%,to{transform:scale(.6);opacity:.4}40%{transform:scale(1);opacity:1}}@keyframes pulseGlow{0%,to{transform:scale(1);opacity:.4}50%{transform:scale(1.15);opacity:.8}}