.header{background:linear-gradient(to right,#16a34a,#22c55e);color:#fff;box-shadow:0 4px 15px #0000001a;position:sticky;top:0;z-index:50}.header-container{max-width:1200px;margin:0 auto;padding:1.2rem 2rem;display:flex;flex-direction:column;align-items:center;justify-content:space-between}.logo{font-size:2rem;font-weight:800;letter-spacing:.5px;text-shadow:1px 2px 4px rgba(0,0,0,.15)}.nav{margin-top:.75rem;display:flex;flex-direction:column;align-items:center;gap:.75rem}.nav-link{font-size:1.1rem;font-weight:500;color:#fff;text-decoration:none;transition:all .3s ease}.nav-link:hover{color:#bbf7d0;text-decoration:underline}@media(min-width:768px){.header-container{flex-direction:row}.nav{flex-direction:row;gap:1.5rem;margin-top:0}.nav-link{font-size:1rem}}.home-section{text-align:center;padding:5rem 1rem;background:linear-gradient(to bottom,#f0fdf4,#dcfce7)}.home-title{font-size:2.5rem;font-weight:800;color:#15803d;margin-bottom:1rem;text-shadow:0 2px 4px rgba(0,0,0,.1)}.home-subtitle{font-size:1.2rem;color:#374151;max-width:700px;margin:0 auto 1.5rem;line-height:1.7}.home-btn{display:inline-block;padding:.75rem 1.5rem;background-color:#16a34a;color:#fff;font-weight:500;border-radius:12px;box-shadow:0 4px 10px #00000026;text-decoration:none;transition:all .3s ease}.home-btn:hover{background-color:#15803d;transform:translateY(-2px)}.patients-section{padding:2rem 1rem;margin-top:1rem}.patients-topbar{display:flex;flex-direction:column;gap:1.5rem;margin-bottom:1rem}@media(min-width:768px){.patients-topbar{flex-direction:row;justify-content:space-between;align-items:center}.add-form{width:33%}}.loading,.error{text-align:center;font-size:1.1rem;font-weight:500;margin-top:1.5rem}.loading{color:#4b5563}.error{color:#dc2626}.patients-grid{display:grid;grid-template-columns:1fr;gap:1.5rem;margin-top:1.5rem}@media(min-width:640px){.patients-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:768px){.patients-grid{grid-template-columns:repeat(3,1fr)}}@media(min-width:1024px){.patients-grid{grid-template-columns:repeat(4,1fr)}}.search-bar-container{width:100%;max-width:500px;margin:0 auto;position:relative}.search-input{width:100%;padding:14px 18px;border:1px solid #ccc;border-radius:14px;font-size:16px;color:#333;box-shadow:0 4px 12px #00000014;transition:all .3s ease}.search-input::placeholder{color:#aaa;font-style:italic}.search-input:focus{outline:none;border-color:#28a745;box-shadow:0 0 10px #28a7454d}.search-input:hover{border-color:#28a745}@media(max-width:480px){.search-input{padding:12px 14px;font-size:14px}}.add-patient-form{background:linear-gradient(to right,#f9fafb,#f3f4f6);padding:2.5rem;border-radius:20px;box-shadow:0 4px 20px #00000014;max-width:700px;margin:2rem auto;border:1px solid #e5e7eb;font-family:Inter,sans-serif}.form-title{font-size:1rem;font-weight:700;margin-bottom:1.6rem;color:#1f2937;letter-spacing:.5px;text-align:center}.form-grid{display:grid;grid-template-columns:.9fr;gap:1rem}@media(min-width:768px){.form-grid{grid-template-columns:repeat(3,1fr)}}.form-input{padding:.8rem;border:1px solid #d1d5db;border-radius:12px;font-size:.9rem;outline:none;width:85%;transition:all .3s ease}.form-input-label{font-size:.9rem}.form-input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f64d}.form-actions{margin-top:1.5rem;text-align:right}.submit-btn{padding:.8rem 1.8rem;background:linear-gradient(to right,#2563eb,#3b82f6);color:#fff;font-weight:600;border:none;border-radius:12px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 10px #3b82f64d}.submit-btn:hover{background:linear-gradient(to right,#1d4ed8,#2563eb);transform:translateY(-2px)}.submit-btn:disabled{background:#d1d5db;cursor:not-allowed;box-shadow:none;transform:none}@media(max-width:480px){.add-patient-form{padding:1.5rem}.form-title{font-size:1rem}}.patient-card{background:linear-gradient(to bottom right,#fff,#f9fafb);border:1px solid #e5e7eb;border-radius:1rem;padding:1.5rem;box-shadow:0 4px 15px #00000014;display:flex;flex-direction:column;justify-content:space-between;transition:box-shadow .3s ease,transform .3s ease}.patient-card:hover{box-shadow:0 8px 25px #00000026}.patient-info{color:#374151}.patient-name{font-size:1.5rem;font-weight:700;color:#1f2937}.patient-details{margin-top:.5rem;font-size:.95rem;color:#4b5563;line-height:1.5}.label{font-weight:600;color:#1f2937}.card-actions{margin-top:1rem;text-align:right}.view-btn{background:linear-gradient(to right,#16a34a,#22c55e);color:#fff;padding:.5rem 1.25rem;border:none;border-radius:.75rem;font-weight:500;cursor:pointer;box-shadow:0 4px 10px #16a34a4d;transition:all .3s ease}.view-btn:hover{background:linear-gradient(to right,#15803d,#16a34a);transform:translateY(-2px)}.modal-overlay{position:fixed;inset:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:1rem;z-index:50}.modal-container{background:#fff;border-radius:1.25rem;max-width:500px;width:100%;padding:1.5rem;box-shadow:0 10px 30px #00000026;border:1px solid #e5e7eb}.modal-title{font-size:1.75rem;font-weight:800;color:#1f2937;margin-bottom:1rem}.modal-details{color:#374151;line-height:1.6}.label{font-weight:600;color:#111827}.modal-notes{margin-top:1rem;font-size:.9rem;color:#6b7280;font-style:italic;border-left:3px solid #34d399;padding-left:.75rem}.modal-actions{margin-top:1.5rem;text-align:right}.close-btn{background:linear-gradient(to right,#6b7280,#4b5563);color:#fff;padding:.5rem 1.25rem;border:none;border-radius:.5rem;font-weight:500;cursor:pointer;box-shadow:0 4px 10px #0000001a;transition:all .3s ease}.close-btn:hover{background:linear-gradient(to right,#4b5563,#374151);transform:translateY(-2px)}.about-section{margin-top:4rem;padding:0 1rem;display:flex;justify-content:center}.about-container{background:linear-gradient(to right,#f0fdf4,#dcfce7);padding:2rem;border-radius:20px;box-shadow:0 5px 15px #0000001a;max-width:700px;width:100%;text-align:left}.about-title{font-size:2rem;font-weight:800;color:#15803d;margin-bottom:1rem;letter-spacing:1px}.about-text{font-size:1.1rem;line-height:1.8;color:#374151}body{margin:0;padding-bottom:50px}