/* ============================================
   MODERN YOUTUBE TAGS EXTRACTOR - FACEBOOK THEME
   ============================================ */

/* CSS Variables for Easy Customization */
:root {
  --primary: #1877f2;
  --primary-dark: #166fe5;
  --primary-light: #3578e5;
  --success: #42b72a;
  --success-dark: #36a420;
  --warning: #f59e0b;
  --danger: #ef4444;
  --bg: #f0f2f5;
  --bg-card: #ffffff;
  --text: #1c1e21;
  --text-light: #65676b;
  --border: #e4e6eb;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
  --radius: 16px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   HEADING (Scoped)
   ============================================ */
body > .container.text-center {
  margin-bottom: 2rem;
}

body > .container > h1,
body > .container h1.bg-primary {
  color: white;
  font-weight: 700;
  font-size: 2.25rem;
  margin: 2rem auto 1.5rem;
  padding: 2rem 3rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  max-width: 900px;
  width: 100%;
  transition: var(--transition);
  animation: fadeInUp 0.6s ease-out;
  display: block;
  text-align: center;
  letter-spacing: -0.5px;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

body > .container > h1:hover,
body > .container h1.bg-primary:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

body > .container h1.bg-primary {
  background: var(--primary) !important;
}

/* ============================================
   FORM INPUTS - Modern Design (Scoped)
   ============================================ */
body > .container .form-group {
  margin-bottom: 1.5rem;
}

body > .container .form-group label {
  display: block;
  margin-bottom: 0.75rem;
  font-weight: 600;
  color: var(--text);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

#video_link.form-control,
body > .container .form-control {
  border: 2px solid var(--border) !important;
  border-radius: var(--radius-lg);
  padding: 0.875rem 1.25rem;
  font-size: 1rem;
  transition: var(--transition);
  background: white;
  width: 100%;
  box-shadow: var(--shadow);
}

#video_link.form-control:focus,
body > .container .form-control:focus {
  outline: none !important;
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(24, 119, 242, 0.1), var(--shadow-md);
  transform: translateY(-2px);
}

#video_link.form-control:hover,
body > .container .form-control:hover {
  border-color: var(--primary-light);
}

#video_link.form-control::placeholder,
body > .container .form-control::placeholder {
  color: var(--text-light);
  opacity: 0.7;
}

/* ============================================
   BUTTONS - Modern & Interactive (Scoped)
   ============================================ */
#searchbtn.btn,
body > .container .btn-primary {
  background: var(--primary) !important;
  border: none !important;
  border-radius: 24px !important;
  padding: 0.875rem 2rem !important;
  font-weight: 600 !important;
  font-size: 1rem !important;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md) !important;
  color: white !important;
}

#searchbtn.btn::before,
body > .container .btn-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

#searchbtn.btn:hover::before,
body > .container .btn-primary:hover::before {
  width: 300px;
  height: 300px;
}

#searchbtn.btn:hover,
body > .container .btn-primary:hover {
  transform: translateY(-2px) !important;
  box-shadow: var(--shadow-lg) !important;
  color: white !important;
  background: var(--primary-dark) !important;
}

#searchbtn.btn:active,
body > .container .btn-primary:active {
  transform: translateY(0) !important;
}

/* Tag Buttons */
.btn-tag {
  color: var(--text) !important;
  border: 2px solid var(--border) !important;
  background: white !important;
  border-radius: var(--radius) !important;
  padding: 0.5rem 1rem !important;
  margin: 0.25rem !important;
  font-size: 0.875rem !important;
  font-weight: 500 !important;
  transition: var(--transition);
  display: inline-block;
  box-shadow: var(--shadow);
  text-align: center;
}

.btn-tag:hover {
  border-color: var(--primary) !important;
  color: var(--primary) !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: white !important;
}

/* Tag container alignment */
#result .d-flex,
#result .flex-wrap {
  justify-content: center !important;
  align-items: center !important;
  text-align: center;
}

/* ============================================
   ALERTS - Modern Styling
   ============================================ */
#alert.alert {
  border: none !important;
  border-radius: var(--radius-lg) !important;
  padding: 1rem 1.5rem !important;
  box-shadow: var(--shadow-md) !important;
  transition: var(--transition);
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.alert-warning {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
  color: white !important;
}

/* ============================================
   SPINNER
   ============================================ */
#spinner .spinner-border {
  width: 3rem;
  height: 3rem;
  border-width: 0.3em;
  border-color: var(--primary);
  border-right-color: transparent;
}

/* ============================================
   RESULT CONTAINER
   ============================================ */
#result {
  margin: 2rem 0;
  padding: 2rem;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  animation: fadeInUp 0.6s ease-out;
  margin: 2rem auto;
  max-width: 1200px;
}

#result h3,
#result h4 {
  color: var(--text);
  font-weight: 700;
  margin-bottom: 1rem;
  text-align: center;
}

#result p {
  color: var(--text-light);
  line-height: 1.7;
  text-align: center;
}

#result .btn-tag {
  text-align: center;
  display: inline-block;
}

/* ============================================
   FAQ CARD
   ============================================ */
#bomberInfo.card {
  border: none;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  margin: 2rem 0;
  transition: var(--transition);
  animation: fadeInUp 0.6s ease-out;
}

#bomberInfo.card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

#bomberInfo .card-header {
  background: var(--primary) !important;
  border: none;
  padding: 1.5rem;
  text-align: center;
}

#bomberInfo .card-header h2 {
  margin: 0;
  color: white;
  font-weight: 700;
  font-size: 1.5rem;
}

#bomberInfo .card-body {
  padding: 2rem;
  background: var(--bg-card);
}

#bomberInfo .card-body h5 {
  color: var(--primary);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

#bomberInfo .card-body p {
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 0;
}

#bomberInfo .card-body hr {
  border-color: var(--border);
  margin: 1.5rem 0;
  opacity: 0.5;
}

.text-muted {
  color: var(--text-light) !important;
}

/* ============================================
   BOOTSTRAP INFO COLOR OVERRIDE - Facebook Blue
   ============================================ */
.text-primary {
  color: var(--primary) !important;
}

.bg-primary {
  background-color: var(--primary) !important;
}

.border-primary {
  border-color: var(--primary) !important;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
  :root {
    --radius: 14px;
    --radius-lg: 18px;
  }

  body > .container > h1,
  body > .container h1.bg-primary {
    font-size: 1.75rem;
    /* padding: 1.5rem 2rem; */
    margin: 1.5rem auto 1rem;
    display: block;
    width: 100%;
    max-width: 100%;
  }

  #result:not(:empty) {
    padding: 1.5rem;
    margin: 1.5rem 0;
  }

  #searchbtn.btn,
  body > .container .btn-primary {
    width: 100%;
    margin: 0.5rem 0;
  }

  #result {
    padding: 1.5rem;
  }

  #bomberInfo .card-body {
    padding: 1.5rem;
  }

  .btn-tag {
    font-size: 0.8rem !important;
    padding: 0.4rem 0.75rem !important;
  }
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Container scoping - only affect main content containers */
body > .container {
  max-width: 1200px;
  margin: 0 auto;
  /* padding: 0 1rem; */
}