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solid var(--border);border-radius:var(--radius);color:var(--text);cursor:pointer;transition:all var(--transition-fast);background:0 0;margin:16px auto 0;padding:8px 16px;font-family:inherit;font-size:13px;font-weight:700;display:block}.pw-submit:hover{background:var(--amber);box-shadow:var(--shadow-sm)}.pw-submit:active{transform:scale(.97)}.login-error{color:var(--red);margin-top:12px;font-size:12px;font-weight:700}.theme-grid{grid-template-columns:repeat(2,1fr);gap:8px;display:grid}.theme-opt{border:var(--border-w) solid var(--border);border-radius:var(--radius);background:var(--bg-raise);cursor:pointer;transition:all var(--transition-fast);letter-spacing:1px;text-transform:uppercase;color:var(--text);flex-direction:column;align-items:center;gap:6px;padding:20px 12px;font-size:12px;font-weight:700;line-height:1;display:flex}.theme-opt:hover{box-shadow:var(--shadow);transform:translate(-2px,-2px)}.theme-opt:active{transform:scale(.97)}.theme-opt.active{background:var(--text);color:var(--bg-raise)}.toast-container{z-index:999;pointer-events:none;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:20px;left:50%;transform:translate(-50%)}.toast{letter-spacing:.5px;border:var(--border-w) solid var(--border);border-radius:var(--radius);background:var(--text);color:var(--bg-raise);box-shadow:var(--shadow);pointer-events:auto;padding:10px 20px;font-size:12px;font-weight:700;animation:.25s cubic-bezier(.34,1.56,.64,1) toastIn}.toast.success{background:var(--green);color:var(--text)}.toast.error{background:var(--red);color:var(--bg-raise)}@keyframes toastIn{0%{opacity:0;transform:translateY(12px)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}.loading-state{text-align:center;color:var(--muted);letter-spacing:1px;padding:40px;font-size:13px;font-weight:700}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skel{background:linear-gradient(90deg, var(--bg-raise) 25%, var(--border) 50%, var(--bg-raise) 75%);border-radius:var(--radius);background-size:200% 100%;animation:1.5s ease-in-out infinite shimmer}[data-theme=dark]{--bg:#121212;--bg-raise:#1e1e1e;--bg-sunken:#0a0a0a;--border:#d4d4d4;--text:#ededed;--text-dim:#a0a0a0;--muted:#666;--shadow:4px 4px 0 #d4d4d4;--shadow-sm:2px 2px 0 #d4d4d4;--shadow-lg:6px 6px 0 #d4d4d4}[data-theme=dark] .habit-card.checked{background:color-mix(in srgb, var(--green) 8%, var(--bg-raise));border-color:color-mix(in srgb, var(--green) 30%, var(--border))}[data-theme=dark] .toast{background:var(--bg-raise);color:var(--text);box-shadow:var(--shadow)}[data-theme=dark] .toast.success{background:var(--green);color:#121212}[data-theme=dark] .toast.error{background:var(--red);color:#121212}[data-theme=dark] .pw-submit{background:var(--bg-raise);color:var(--text);border-color:var(--border)}[data-theme=dark] .pw-submit:hover{background:var(--amber);color:#121212}[data-theme=dark] .toggle-track{background:var(--muted)}[data-theme=dark] .toggle-knob{background:var(--bg);border-color:var(--border)}[data-theme=dark] .modal-overlay{background:#000000a6}[data-theme=dark] .habit-day-label,[data-theme=dark] .week-day,[data-theme=dark] .digest-empty{border-color:#3a3a3a}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.skel,.empty-icon,.habit-card{animation:none}}@media (width<=600px){.header-inner{padding:8px 12px}.header-title{letter-spacing:1.5px;font-size:16px}.header-logo{font-size:22px}.xp-header-inner{gap:6px;padding:6px 12px}.xp-level-badge{padding:2px 8px;font-size:10px}.xp-bar-track{height:12px}.xp-numbers{font-size:9px}.stat-badge{padding:3px 8px;font-size:11px}.btn-header-icon{padding:4px;font-size:18px}.main{padding:16px 12px 60px}.add-habit-card{margin-bottom:20px;padding:14px}.emoji-option{width:32px;height:32px;font-size:16px}.add-habit-input-row{flex-direction:column}.btn-add{text-align:center;width:100%}.habits-list{gap:6px}.habit-card{gap:8px;padding:10px 12px}.habit-emoji{width:30px;font-size:22px}.habit-name{font-size:13px}.habit-streak{font-size:10px}.habit-timer-display{font-size:9px}.btn-check{font-size:18px}.btn-timer,.btn-note{font-size:15px}.btn-delete{opacity:.5;font-size:12px}.week-day{width:26px;height:26px;font-size:7px}.habit-day-label{width:12px;height:12px;font-size:6px}.modal-card{padding:18px}.modal-card-wide{width:100%}.note-input{font-size:13px}.stats-grid{grid-template-columns:1fr}.stat-card.span-2{grid-column:span 1}.stat-value{font-size:22px}.stat-bars{height:44px}.digest-stats-row{grid-template-columns:repeat(2,1fr)}.level-up-card{margin:0 16px;padding:28px 24px}.level-up-emoji{font-size:48px}.level-up-title{font-size:22px}}@media (width>=768px){.main{max-width:none}}@media (width>=1024px){.main{padding:28px 32px 80px}}@media (width>=1440px){.main{max-width:720px;margin:0 auto}}