/* ==================== 
   สไตล์หลักสำหรับเว็บไซต์ - ธีมมืด อบอุ่น สำหรับคลินิกสัตวแพทย์
   ==================== */

/* ตั้งค่าตัวแปรสี - Dark Mode */
:root {
    --primary-color: #ff7e5f;
    --primary-hover: #ff9d72;
    --secondary-color: #feb47b;
    --dark-bg: #1a1a2e;
    --dark-surface: #242447;
    --darker-surface: #16213e;
    --light-text: #e9e9ec;
    --secondary-text: #b4b4c7;
    --accent-color: #ff7e5f;
    --success-color: #28c76f;
    --warning-color: #ff9f43;
    --danger-color: #ea5455;
    --info-color: #00cfe8;
    --border-color: #343463;
    --box-shadow: 0 4px 24px 0 rgba(0, 0, 0, 0.3);
    --border-radius: 0.5rem;
    --transition: all 0.3s ease;
  }
  
  /* Reset CSS */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Sarabun', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--light-text);
    background-color: var(--dark-bg);
  }
  
  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
  }
  
  a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
  }
  
  a:hover {
    color: var(--primary-hover);
  }
  
  ul {
    list-style: none;
  }
  
  img {
    max-width: 100%;
    height: auto;
  }
  
  /* ปุ่มต่างๆ */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-weight: 500;
    border: none;
    gap: 8px;
  }
  
  .btn i {
    font-size: 16px;
  }
  
  .btn-primary {
    background-color: var(--primary-color);
    color: white;
  }
  
  .btn-primary:hover {
    background-color: var(--primary-hover);
    color: white;
    box-shadow: 0 8px 15px rgba(255, 126, 95, 0.3);
    transform: translateY(-2px);
  }
  
  .btn-secondary {
    background-color: var(--secondary-color);
    color: #333;
  }
  
  .btn-secondary:hover {
    background-color: #feb47b;
    color: #333;
    box-shadow: 0 8px 15px rgba(254, 180, 123, 0.3);
    transform: translateY(-2px);
  }
  
  /* ส่วนหัวเว็บไซต์ - ทำให้กระชับขึ้น */
  header {
    background-color: var(--darker-surface);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 126, 95, 0.2);
    height: 70px; /* ลดความสูง header */
    display: flex;
    align-items: center;
  }
  
  header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 15px;
  }
  
  .logo {
    display: flex;
    align-items: center;
  }
  
  .logo img {
    height: 40px; /* ลดขนาดโลโก้ */
    margin-right: 15px;
  }
  
  .logo h1 {
    font-size: 22px; /* ลดขนาดตัวอักษร */
    color: var(--primary-color);
    margin: 0;
    font-weight: 600;
  }
  
  nav ul {
    display: flex;
    align-items: center;
  }
  
  nav ul li {
    margin-left: 20px;
  }
  
  nav ul li a {
    color: var(--light-text);
    font-weight: 500;
    padding: 5px 0;
    position: relative;
  }
  
  nav ul li a.active {
    color: var(--primary-color);
  }
  
  nav ul li a:hover {
    color: var(--primary-color);
  }
  
  nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
  }
  
  nav ul li a:hover::after,
  nav ul li a.active::after {
    width: 100%;
  }
  
  .menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary-color);
  }
  
  /* ส่วน Hero - ทำให้สั้นลง และเพิ่มความอบอุ่น */
  .hero {
    background-image: linear-gradient(rgba(26, 26, 46, 0.8), rgba(26, 26, 46, 0.8)), url('../img/hero-banner.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 80px 0; /* ลดความสูง */
    text-align: center;
    position: relative;
  }
  
  .hero::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background: linear-gradient(to top, var(--dark-bg), transparent);
  }
  
  .hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
  }
  
  .hero h2 {
    font-size: 42px; /* ลดขนาด */
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-weight: 700;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
  }
  
  .hero p {
    font-size: 18px;
    margin-bottom: 20px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    color: var(--secondary-text);
  }
  
  .hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 25px;
  }
  
  /* ส่วนตรวจสอบนัดหมาย */
  .appointment-check {
    background-color: var(--dark-surface);
    padding: 60px 0; /* ลดความสูง */
    text-align: center;
    position: relative;
  }
  
  .appointment-check::before {
    content: '';
    position: absolute;
    top: -50px;
    left: 0;
    width: 100%;
    height: 50px;
    background: linear-gradient(to bottom, transparent, var(--dark-surface));
  }
  
  .appointment-check h2 {
    margin-bottom: 20px;
    color: var(--light-text);
    font-size: 32px;
    font-weight: 700;
  }
  
  .appointment-check p {
    margin-bottom: 30px;
    color: var(--secondary-text);
    font-size: 18px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .appointment-check form {
    max-width: 500px;
    margin: 0 auto;
    background-color: var(--darker-surface);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(255, 126, 95, 0.1);
  }
  
  .form-group {
    margin-bottom: 20px;
  }
  
  .form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: var(--transition);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--light-text);
  }
  
  .form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 126, 95, 0.2);
  }
  
  /* ส่วนบริการ */
  .services {
    padding: 80px 0; /* ลดความสูง */
    background-color: var(--dark-bg);
  }
  
  .services h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--light-text);
    font-size: 32px;
    font-weight: 700;
    position: relative;
  }
  
  .services h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
  }
  
  .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
  }
  
  .service-card {
    background-color: var(--dark-surface);
    border-radius: var(--border-radius);
    padding: 25px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    height: 100%;
  }
  
  .service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
    border-color: var(--primary-color);
  }
  
  .service-icon {
    margin-bottom: 20px;
    font-size: 42px;
    color: var(--primary-color);
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .service-card h3 {
    margin-bottom: 15px;
    color: var(--light-text);
    font-size: 20px;
    font-weight: 600;
  }
  
  .service-card p {
    color: var(--secondary-text);
  }
  
  /* ส่วนเกี่ยวกับเรา */
  .about {
    padding: 80px 0; /* ลดความสูง */
    background-color: var(--darker-surface);
    position: relative;
  }
  
  .about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background: linear-gradient(to bottom, var(--dark-bg), transparent);
  }
  
  .about-content {
    display: flex;
    align-items: center;
    gap: 50px;
  }
  
  .about-image {
    flex: 1;
  }
  
  .about-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 3px solid rgba(255, 126, 95, 0.2);
  }
  
  .about-image img:hover {
    transform: scale(1.03);
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.3);
    border-color: var(--primary-color);
  }
  
  .about-text {
    flex: 1;
  }
  
  .about-text h2 {
    margin-bottom: 20px;
    color: var(--light-text);
    font-size: 32px;
    font-weight: 700;
    position: relative;
  }
  
  .about-text h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
  }
  
  .about-text p {
    margin-bottom: 15px;
    color: var(--secondary-text);
    margin-top: 25px;
  }
  
  .about-features {
    margin-top: 30px;
  }
  
  .about-features li {
    margin-bottom: 15px;
    color: var(--light-text);
    display: flex;
    align-items: center;
  }
  
  .about-features li i {
    color: var(--primary-color);
    margin-right: 15px;
    font-size: 18px;
  }
  
  /* ส่วนติดต่อ */
  .contact {
    padding: 80px 0; /* ลดความสูง */
    background-color: var(--dark-bg);
  }
  
  .contact h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--light-text);
    font-size: 32px;
    font-weight: 700;
    position: relative;
  }
  
  .contact h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
  }
  
  .contact-content {
    display: flex;
    gap: 30px;
  }
  
  .contact-info {
    flex: 1;
  }
  
  .contact-map {
    flex: 1;
  }
  
  .contact-map iframe {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    height: 100%;
    min-height: 400px;
    border: 3px solid rgba(255, 126, 95, 0.1);
  }
  
  .contact-item {
    display: flex;
    margin-bottom: 25px;
    background-color: var(--dark-surface);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border-left: 3px solid var(--primary-color);
  }
  
  .contact-item:hover {
    background-color: var(--darker-surface);
    box-shadow: var(--box-shadow);
    transform: translateY(-5px);
  }
  
  .contact-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-right: 20px;
    margin-top: 5px;
  }
  
  .contact-item h3 {
    margin-bottom: 10px;
    color: var(--light-text);
    font-size: 18px;
    font-weight: 600;
  }
  
  .contact-item p {
    color: var(--secondary-text);
  }
  
  .contact-item a {
    color: var(--secondary-text);
    transition: var(--transition);
  }
  
  .contact-item a:hover {
    color: var(--primary-color);
  }
  
  /* ส่วน Footer */
  footer {
    background-color: var(--darker-surface);
    color: var(--light-text);
    padding: 70px 0 20px;
    position: relative;
  }
  
  footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background: linear-gradient(to top, var(--darker-surface), transparent);
    transform: translateY(-100%);
  }
  
  .footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
  }
  
  .footer-logo img {
    height: 60px;
    margin-bottom: 15px;
  }
  
  .footer-logo h3 {
    margin: 15px 0;
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
  }
  
  .footer-logo p {
    color: var(--secondary-text);
  }
  
  .footer-links h3,
  .footer-contact h3,
  .footer-social h3 {
    margin-bottom: 20px;
    color: var(--light-text);
    font-size: 18px;
    font-weight: 600;
    position: relative;
    padding-bottom: 10px;
  }
  
  .footer-links h3::after,
  .footer-contact h3::after,
  .footer-social h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary-color);
  }
  
  .footer-links ul li {
    margin-bottom: 12px;
  }
  
  .footer-links ul li a {
    color: var(--secondary-text);
    transition: var(--transition);
    display: flex;
    align-items: center;
  }
  
  .footer-links ul li a::before {
    content: '\f105';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    margin-right: 10px;
    color: var(--primary-color);
  }
  
  .footer-links ul li a:hover {
    color: var(--light-text);
    transform: translateX(5px);
  }
  
  .footer-contact p {
    margin-bottom: 15px;
    color: var(--secondary-text);
    display: flex;
    align-items: flex-start;
  }
  
  .footer-contact p i {
    color: var(--primary-color);
    margin-right: 15px;
    margin-top: 5px;
    width: 16px;
  }
  
  .footer-contact p a {
    color: var(--secondary-text);
  }
  
  .footer-contact p a:hover {
    color: var(--light-text);
  }
  
  .social-icons {
    display: flex;
    gap: 15px;
  }
  
  .social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--light-text);
    transition: var(--transition);
  }
  
  .social-icons a:hover {
    background-color: var(--primary-color);
    transform: translateY(-5px);
    color: white;
  }
  
  .footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
  }
  
  /* สร้าง Animations */
  @keyframes fadeIn {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .animated {
    animation: fadeIn 0.5s ease forwards;
  }
  
  .delay-1 {
    animation-delay: 0.1s;
  }
  
  .delay-2 {
    animation-delay: 0.2s;
  }
  
  .delay-3 {
    animation-delay: 0.3s;
  }
  
  .delay-4 {
    animation-delay: 0.4s;
  }
  
  /* ปรับปรุงการแสดงผลบนมือถือ */
  @media (max-width: 991px) {
    .about-content,
    .contact-content {
      flex-direction: column;
    }
    
    .contact-map iframe {
      height: 300px;
    }
    
    .hero h2 {
      font-size: 32px;
    }
    
    .hero p {
      font-size: 16px;
    }
    
    nav ul {
      display: none;
      position: absolute;
      top: 70px;
      left: 0;
      width: 100%;
      background-color: var(--darker-surface);
      flex-direction: column;
      padding: 0;
      box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
      border-top: 1px solid var(--border-color);
    }
    
    nav ul.active {
      display: block;
    }
    
    nav ul li {
      margin: 0;
    }
    
    nav ul li a {
      display: block;
      padding: 15px;
      border-bottom: 1px solid var(--border-color);
    }
    
    .menu-toggle {
      display: block;
    }
  }
  
  @media (max-width: 768px) {
    header {
      height: 60px;
    }
    
    .logo h1 {
      font-size: 18px;
    }
    
    .logo img {
      height: 35px;
    }
    
    .services-grid {
      grid-template-columns: 1fr;
    }
    
    .hero-buttons {
      flex-direction: column;
      align-items: center;
    }
    
    .hero-buttons .btn {
      width: 100%;
      max-width: 250px;
    }
    
    .hero {
      padding: 60px 0;
    }
    
    .hero h2 {
      font-size: 28px;
    }
    
    .services h2,
    .about-text h2,
    .contact h2,
    .appointment-check h2 {
      font-size: 26px;
    }
    
    .appointment-check form,
    .form-container,
    .appointments-result {
      padding: 20px;
    }
    
    .section-padding {
      padding: 60px 0;
    }
  }
  
  @media (max-width: 480px) {
    .hero h2 {
      font-size: 24px;
    }
    
    .hero p {
      font-size: 14px;
    }
    
    .services h2,
    .about-text h2,
    .contact h2,
    .appointment-check h2 {
      font-size: 22px;
    }
    
    .btn {
      padding: 8px 16px;
      font-size: 14px;
    }
    
    .footer-content {
      grid-template-columns: 1fr;
    }
  }
  
  /* เพิ่มเอฟเฟกต์ hover สำหรับการ์ดบริการ */
  .service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--primary-color), transparent);
    opacity: 0;
    transition: var(--transition);
    border-radius: var(--border-radius);
    z-index: -1;
  }
  
  .service-card {
    position: relative;
    overflow: hidden;
    z-index: 1;
  }
  
  .service-card:hover::before {
    opacity: 0.1;
  }
  
  /* เพิ่มลูกเล่นสำหรับภาพในส่วน about */
  .about-image {
    position: relative;
    overflow: hidden;
  }
  
  .about-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom right, var(--primary-color), transparent);
    opacity: 0;
    transition: var(--transition);
    border-radius: var(--border-radius);
  }
  
  .about-image:hover::after {
    opacity: 0.2;
  }
  
  /* ปรับปรุงแถบเมนูบนมือถือเพื่อให้ใช้งานได้ดีขึ้น */
  @media (max-width: 991px) {
    nav ul li a {
      padding: 12px 15px;
      font-size: 16px;
    }
    
    nav ul li a.btn {
      margin: 10px 15px;
      display: block;
      text-align: center;
    }
  }