:root{--color-primary: #2d5016;--color-primary-light: #4a7c23;--color-primary-rgb: 45, 80, 22;--color-secondary: #8b6914;--color-accent: #fbbf24;--color-accent-dark: #d97706;--hero-gradient-start: #fff9c4;--hero-gradient-end: #f0f4c3;--banner-gradient-start: #d97706;--banner-gradient-end: #b45309;--color-background: #fafaf8;--color-surface: #ffffff;--color-text: #2c2c2c;--color-text-light: #666666;--color-border: #e0e0e0}:root.theme-spring{--color-primary: #4a7c23;--color-primary-light: #6b9b3a;--color-primary-rgb: 74, 124, 35;--color-secondary: #8b7355;--color-accent: #f8b4d9;--color-accent-dark: #ec4899;--hero-gradient-start: #e8f5e9;--hero-gradient-end: #c8e6c9;--banner-gradient-start: #ec4899;--banner-gradient-end: #db2777}:root.theme-summer{--color-primary: #b8860b;--color-primary-light: #daa520;--color-primary-rgb: 184, 134, 11;--color-secondary: #cd853f;--color-accent: #ffd700;--color-accent-dark: #ffb300;--hero-gradient-start: #fff8dc;--hero-gradient-end: #ffefd5;--banner-gradient-start: #f59e0b;--banner-gradient-end: #d97706}:root.theme-autumn{--color-primary: #b45309;--color-primary-light: #d97706;--color-primary-rgb: 180, 83, 9;--color-secondary: #92400e;--color-accent: #dc2626;--color-accent-dark: #b91c1c;--hero-gradient-start: #fef3c7;--hero-gradient-end: #fed7aa;--banner-gradient-start: #dc2626;--banner-gradient-end: #b91c1c}:root.theme-winter{--color-primary: #1e40af;--color-primary-light: #3b82f6;--color-primary-rgb: 30, 64, 175;--color-secondary: #475569;--color-accent: #0ea5e9;--color-accent-dark: #0284c7;--hero-gradient-start: #e0f2fe;--hero-gradient-end: #dbeafe;--banner-gradient-start: #0ea5e9;--banner-gradient-end: #0284c7}body,.header,.footer,.hero,.btn,.card,a{transition:background-color .5s ease,color .5s ease,border-color .5s ease,box-shadow .5s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background-color:var(--color-background);color:var(--color-text);line-height:1.6;min-height:100vh}a{color:var(--color-primary);text-decoration:none;transition:color .3s ease}a:hover{color:var(--color-primary-light)}img{max-width:100%;height:auto}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}@media(min-width:768px){.container{padding:0 1.5rem}}.section{padding:3rem 0}@media(min-width:768px){.section{padding:5rem 0}}.section-title{font-size:2rem;font-weight:700;color:var(--color-primary);margin-bottom:2rem;text-align:center}@media(min-width:768px){.section-title{font-size:2.5rem}}.section-subtitle{font-size:1.1rem;color:var(--color-text-light);text-align:center;max-width:600px;margin:0 auto 3rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:1rem 2rem;font-size:1rem;font-weight:600;border:none;border-radius:8px;cursor:pointer;transition:all .3s ease;text-decoration:none}.btn--primary{background-color:var(--color-primary);color:#fff}.btn--primary:hover{background-color:var(--color-primary-light);color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px rgba(var(--color-primary-rgb),.3)}.btn--secondary{background-color:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}.btn--secondary:hover{background-color:var(--color-primary);color:#fff}.btn--accent{background-color:var(--color-accent);color:var(--color-text)}.btn--accent:hover{background-color:var(--color-accent-dark);transform:translateY(-2px)}.card{background:var(--color-surface);border-radius:12px;box-shadow:0 2px 8px #00000014;padding:2rem;transition:all .3s ease}.card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}.form-group{margin-bottom:1.5rem}.form-group label{display:block;font-weight:600;margin-bottom:.5rem;color:var(--color-text)}.form-group input,.form-group textarea,.form-group select{width:100%;padding:1rem;font-size:1rem;font-family:inherit;border:2px solid var(--color-border);border-radius:8px;background:var(--color-surface);transition:border-color .3s ease,box-shadow .3s ease}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(var(--color-primary-rgb),.1)}.form-group input::placeholder,.form-group textarea::placeholder,.form-group select::placeholder{color:var(--color-text-light)}.form-group textarea{min-height:150px;resize:vertical}.grid{display:grid;gap:2rem}@media(min-width:768px){.grid--2{grid-template-columns:repeat(2,1fr)}}@media(min-width:768px){.grid--3{grid-template-columns:repeat(2,1fr)}}@media(min-width:992px){.grid--3{grid-template-columns:repeat(3,1fr)}}.grid--4{grid-template-columns:1fr}@media(min-width:768px){.grid--4{grid-template-columns:repeat(2,1fr)}}@media(min-width:992px){.grid--4{grid-template-columns:repeat(4,1fr)}}