:root{--bg: #0b0d12;--bg-gradient: radial-gradient(circle at 50% -10%, #151a26 0%, #0b0d12 55%);--surface: #12151d;--surface-elevated: #1a1e2a;--border: #232838;--border-soft: #1c2130;--text: #e8ecf4;--text-dim: #8b93a7;--text-faint: #565f75;--accent: #5eead4;--accent-2: #22d3ee;--accent-gradient: linear-gradient(90deg, var(--accent), var(--accent-2));--flame: #fb923c;--danger: #f87171;--success: #34d399;--radius-sm: 10px;--radius-md: 16px;--radius-lg: 24px;--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", system-ui, sans-serif;--font-mono: "SF Mono", ui-monospace, "Menlo", monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg-gradient);background-color:var(--bg);color:var(--text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}button,input,textarea{font-family:inherit;color:inherit}a{color:inherit}.app-shell{min-height:100dvh;display:flex;flex-direction:column;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}.screen{flex:1;overflow-y:auto;padding:20px 18px 100px;max-width:560px;width:100%;margin:0 auto}.screen-title{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-faint);margin:0 0 4px}.screen-heading{font-size:26px;font-weight:700;margin:0 0 20px;color:var(--text)}.card{background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-md);padding:16px;margin-bottom:14px}.card-elevated{background:var(--surface-elevated)}.card-label{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-faint);margin:0 0 6px}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:var(--radius-sm);padding:13px 18px;font-size:15px;font-weight:600;cursor:pointer;transition:transform .08s ease,opacity .15s ease}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent-gradient);color:#04201c}.btn-secondary{background:var(--surface-elevated);color:var(--text);border:1px solid var(--border)}.btn-ghost{background:transparent;color:var(--text-dim);border:1px solid var(--border)}.btn-danger{background:transparent;color:var(--danger);border:1px solid rgba(248,113,113,.35)}.btn-block{width:100%;display:block}.input{width:100%;background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;font-size:15px;color:var(--text)}.input:focus{outline:none;border-color:var(--accent-2)}textarea.input{resize:vertical;min-height:72px}.field{margin-bottom:14px}.field label{display:block;font-size:12px;color:var(--text-dim);margin-bottom:6px}.progress-track{height:12px;border-radius:999px;background:var(--surface-elevated);border:1px solid var(--border);overflow:hidden}.progress-fill{height:100%;background:var(--accent-gradient);border-radius:999px;transition:width .4s ease}.progress-fill.thin{background:var(--accent-gradient)}.stat-row{display:flex;gap:10px}.stat-tile{flex:1;background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-md);padding:14px;text-align:center}.stat-value{font-family:var(--font-mono);font-size:22px;font-weight:700;color:var(--text)}.stat-value.flame{color:var(--flame)}.stat-caption{font-size:11px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.08em;margin-top:2px}.net-today{font-family:var(--font-mono);font-size:40px;font-weight:700;line-height:1}.net-today.positive{color:var(--accent)}.net-today.negative{color:var(--danger)}.habit-section{margin-bottom:18px}.habit-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.habit-btn{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-align:left;border-radius:var(--radius-sm);padding:12px;border:1px solid var(--border-soft);cursor:pointer;transition:transform .08s ease}.habit-btn:active{transform:scale(.96)}.habit-btn.positive{background:#34d39914;border-color:#34d39940}.habit-btn.negative{background:#f8717114;border-color:#f8717140}.habit-btn-name{font-size:13px;font-weight:600;color:var(--text)}.habit-btn-points{font-family:var(--font-mono);font-size:12px}.habit-btn.positive .habit-btn-points{color:var(--success)}.habit-btn-streak{font-size:11px;color:var(--text-faint)}.habit-btn.negative .habit-btn-points{color:var(--danger)}.habit-list-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px solid var(--border-soft)}.habit-list-row:last-child{border-bottom:none}.row-delete{background:none;border:none;color:var(--text-faint);font-size:16px;cursor:pointer;padding:4px 8px;flex-shrink:0}.nav-bar{position:sticky;bottom:0;display:flex;border-top:1px solid var(--border-soft);background:#0b0d12eb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding-bottom:env(safe-area-inset-bottom)}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 0 8px;text-decoration:none;color:var(--text-faint);font-size:11px;letter-spacing:.02em;border:none;background:none}.nav-item.active{color:var(--accent)}.nav-icon{font-size:19px}.empty-hint{color:var(--text-faint);font-size:13px;text-align:center;padding:24px 0}.pin-dots{display:flex;justify-content:center;gap:14px;margin:28px 0}.pin-dot{width:14px;height:14px;border-radius:50%;border:2px solid var(--border);background:transparent}.pin-dot.filled{background:var(--accent-gradient);border-color:transparent}.pin-error{color:var(--danger);font-size:13px;text-align:center;min-height:18px;margin-bottom:8px}.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:300px;margin:0 auto}.keypad-btn{aspect-ratio:1;border-radius:50%;background:var(--surface);border:1px solid var(--border-soft);color:var(--text);font-size:22px;font-weight:600;cursor:pointer}.keypad-btn:active{background:var(--surface-elevated)}.keypad-btn.ghost{background:transparent;border:none;color:var(--text-dim);font-size:15px}.login-shell{min-height:100dvh;display:flex;flex-direction:column;justify-content:center;padding:24px}.login-logo{text-align:center;margin-bottom:8px;font-size:15px;letter-spacing:.3em;text-transform:uppercase;color:var(--text-faint)}.login-title{text-align:center;font-size:24px;font-weight:700;margin-bottom:30px;background:var(--accent-gradient);-webkit-background-clip:text;background-clip:text;color:transparent}.section-gap{margin-top:26px}.history-day{margin-bottom:18px}.history-date{font-size:12px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px}.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border-soft)}.toggle-row:last-child{border-bottom:none}.switch{width:46px;height:26px;border-radius:999px;background:var(--surface-elevated);border:1px solid var(--border);position:relative;cursor:pointer;flex-shrink:0}.switch.on{background:var(--accent-gradient);border-color:transparent}.switch-knob{position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:#fff;transition:transform .15s ease}.switch.on .switch-knob{transform:translate(20px)}.time-input{background:var(--surface-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 10px;color:var(--text);font-family:var(--font-mono)}.toast{position:fixed;bottom:calc(90px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);background:var(--surface-elevated);border:1px solid var(--border);color:var(--text);padding:10px 18px;border-radius:999px;font-size:13px;z-index:50}.center-loader{display:flex;align-items:center;justify-content:center;min-height:100dvh;color:var(--text-faint);font-size:13px}