:root{--bg-gradient: linear-gradient(135deg, #ffeaa7, #fab1a0, #fd79a8);--primary-color: #00b894;--secondary-color: #00cec9;--accent-color: #e17055;--text-color: #2d3436;--card-bg: rgba(255, 255, 255, .9);--shadow: 0 10px 30px rgba(0, 0, 0, .1);--border-radius: 20px;--transition: all .3s cubic-bezier(.25, .8, .25, 1)}.theme-summer{--bg-gradient: linear-gradient(135deg, #fdcb6e, #e84393, #fd79a8);--primary-color: #00b894;--secondary-color: #fdcb6e;--accent-color: #e84393}.theme-autumn{--bg-gradient: linear-gradient(135deg, #d63031, #e17055, #fdcb6e);--primary-color: #d63031;--secondary-color: #e17055;--accent-color: #fdcb6e}.theme-winter{--bg-gradient: linear-gradient(135deg, #74b9ff, #0984e3, #6c5ce7);--primary-color: #0984e3;--secondary-color: #74b9ff;--accent-color: #6c5ce7}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:var(--bg-gradient);background-attachment:fixed;color:var(--text-color);line-height:1.6;min-height:100vh;overflow-x:hidden}.container{max-width:1200px;margin:0 auto;padding:20px;min-height:100vh}.header{text-align:center;margin-bottom:2rem;padding:2rem 0;position:relative}.title{font-size:clamp(2rem,5vw,3.5rem);margin-bottom:.5rem;background:linear-gradient(45deg,var(--primary-color),var(--secondary-color));background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-shadow:2px 2px 4px rgba(0,0,0,.1)}.subtitle{font-size:clamp(.9rem,2vw,1.2rem);color:#2d3436cc;margin-bottom:1rem}.season-toggle{position:absolute;top:0;right:0}.season-btn{background:var(--card-bg);border:2px solid var(--primary-color);border-radius:25px;padding:8px 16px;cursor:pointer;font-size:.9rem;transition:var(--transition)}.season-btn:hover{background:var(--primary-color);color:#fff;transform:translateY(-2px)}.welcome-screen{display:flex;justify-content:center;align-items:center;min-height:400px;text-align:center}.welcome-content{background:var(--card-bg);padding:3rem 2rem;border-radius:var(--border-radius);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.welcome-plant{font-size:4rem;margin-bottom:1rem;animation:bounce 2s infinite}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-10px)}60%{transform:translateY(-5px)}}.btn{background:linear-gradient(45deg,var(--primary-color),var(--secondary-color));border:none;border-radius:25px;padding:12px 24px;color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition);min-height:48px;box-shadow:0 4px 15px #0003}.btn:hover{transform:translateY(-3px);box-shadow:0 8px 25px #0000004d}.btn:active{transform:translateY(-1px)}.btn-primary{background:linear-gradient(45deg,var(--primary-color),var(--secondary-color))}.btn-success{background:linear-gradient(45deg,#00b894,#00cec9)}.btn-danger{background:linear-gradient(45deg,#d63031,#e17055)}.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;background-color:#00000080;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.modal-content{background:var(--card-bg);margin:5% auto;padding:2rem;border-radius:var(--border-radius);width:90%;max-width:500px;position:relative;animation:modalSlideIn .3s ease-out;box-shadow:var(--shadow)}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-50px)}to{opacity:1;transform:translateY(0)}}.close{position:absolute;right:15px;top:15px;font-size:28px;font-weight:700;cursor:pointer;color:var(--text-color)}.close:hover{color:var(--accent-color)}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:600;color:var(--text-color)}.form-group input,.form-group select{width:100%;padding:12px 16px;border:2px solid rgba(0,184,148,.3);border-radius:12px;font-size:1rem;transition:var(--transition);background:#fffc;min-height:48px}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--primary-color);background:#fff;transform:translateY(-2px);box-shadow:0 4px 15px #00b89433}.garden-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem;margin-bottom:2rem}.habit-card{background:var(--card-bg);border-radius:var(--border-radius);padding:1.5rem;box-shadow:var(--shadow);transition:var(--transition);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:relative;overflow:hidden}.habit-card:hover{transform:translateY(-5px);box-shadow:0 15px 40px #00000026}.habit-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem}.habit-name{font-size:1.2rem;font-weight:600;color:var(--text-color);flex:1}.habit-menu{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-color);padding:5px;border-radius:50%;transition:var(--transition)}.habit-menu:hover{background:#0000001a}.plant-container{text-align:center;margin:1.5rem 0;position:relative}.plant-pot{font-size:2rem;margin-bottom:-.5rem}.plant-display{font-size:3rem;animation:plantSway 3s ease-in-out infinite;display:inline-block;position:relative}@keyframes plantSway{0%,to{transform:rotate(-2deg)}50%{transform:rotate(2deg)}}.plant-stage{font-size:.9rem;color:var(--primary-color);font-weight:600;margin-top:.5rem}.progress-container{margin:1rem 0}.progress-label{display:flex;justify-content:space-between;font-size:.9rem;color:var(--text-color);margin-bottom:.5rem}.progress-bar{width:100%;height:8px;background:#0000001a;border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));border-radius:4px;transition:width .5s ease}.streak-info{display:flex;justify-content:space-between;align-items:center;margin:1rem 0;font-size:.9rem}.streak-counter{display:flex;align-items:center;gap:.5rem}.streak-number{font-size:1.2rem;font-weight:700;color:var(--primary-color)}.last-completed{color:#2d3436b3}.habit-actions{display:flex;gap:.5rem;margin-top:1rem}.habit-actions .btn{flex:1;font-size:.9rem;padding:10px 16px}.add-habit-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;background:var(--card-bg);border:2px dashed var(--primary-color);border-radius:var(--border-radius);padding:2rem;width:100%;cursor:pointer;transition:var(--transition);color:var(--primary-color);font-size:1.1rem;font-weight:600;min-height:120px}.add-habit-btn:hover{background:#00b8941a;transform:translateY(-3px);border-color:var(--secondary-color)}.add-icon{font-size:2rem;font-weight:400}.stats-panel{display:flex;justify-content:center;gap:2rem;margin-top:3rem;padding:1.5rem;background:var(--card-bg);border-radius:var(--border-radius);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.stat-item{text-align:center}.stat-number{display:block;font-size:2rem;font-weight:700;color:var(--primary-color)}.stat-label{font-size:.9rem;color:#2d3436b3}.quote-modal{text-align:center;max-width:400px}.quote-modal h3{color:var(--primary-color);margin-bottom:1rem}.quote-modal p{font-size:1.1rem;line-height:1.8;margin-bottom:1.5rem;font-style:italic}.confetti-container{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:9999}.confetti-piece{position:absolute;width:10px;height:10px;background:var(--accent-color);animation:confettiFall 3s linear forwards}@keyframes confettiFall{0%{transform:translateY(-100vh) rotate(0);opacity:1}to{transform:translateY(100vh) rotate(720deg);opacity:0}}.wilted{filter:grayscale(50%) brightness(.7);transform:scale(.9)}.wilted .plant-display{animation:plantWilt 2s ease-in-out infinite}@keyframes plantWilt{0%,to{transform:rotate(-5deg) translateY(2px)}50%{transform:rotate(-8deg) translateY(4px)}}@media (max-width: 768px){.container{padding:15px}.garden-grid{grid-template-columns:1fr;gap:1.5rem}.stats-panel{flex-direction:column;gap:1rem}.stat-item{padding:.5rem 0}.season-toggle{position:static;margin-top:1rem}.habit-actions{flex-direction:column}.modal-content{margin:10% auto;width:95%;padding:1.5rem}}@media (max-width: 480px){.container{padding:10px}.habit-card{padding:1rem}.plant-display{font-size:2.5rem}.plant-pot{font-size:1.8rem}.btn{padding:10px 20px;font-size:.9rem}.add-habit-btn{padding:1.5rem;min-height:100px}}@media (min-width: 1200px){.garden-grid{grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:2.5rem}.container{padding:30px}}@media (prefers-reduced-motion: reduce){.plant-display,.welcome-plant,.confetti-piece{animation:none}}.btn:focus,.habit-menu:focus,.season-btn:focus,input:focus,select:focus{outline:2px solid var(--primary-color);outline-offset:2px}.loading{opacity:.7;pointer-events:none}.loading:after{content:"";position:absolute;top:50%;left:50%;width:20px;height:20px;margin:-10px 0 0 -10px;border:2px solid var(--primary-color);border-top:2px solid transparent;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}