/* =============================================================================
   PUA NET - DESIGN SYSTEM
   Visual Style from endourology.ph (PERS)
   ============================================================================= */

/* === ROOT VARIABLES === */
:root {
  /* COLORS - From UroWeb Design System */
  --color-blue-dark: #003D7A;        /* Dark blue for emphasis */
  --color-blue-primary: #0066CC;     /* Primary bright blue */
  --color-blue-light: #E6F2FF;       /* Light blue backgrounds */
  --color-blue-text: #1A1A1A;        /* Primary text (almost black) */
  
  --color-yellow-primary: #FFB81C;   /* Primary accent (yellow/gold) */
  --color-yellow-light: #FFF8E1;     /* Light yellow backgrounds */
  --color-yellow-hover: #F5A300;     /* Hover states */
  
  --color-white: #FFFFFF;
  --color-gray-50: #FAFAFA;          /* Page background */
  --color-gray-100: #F5F5F5;
  --color-gray-200: #E0E0E0;         /* Borders */
  --color-gray-300: #BDBDBD;
  --color-gray-400: #9E9E9E;
  --color-gray-600: #757575;         /* Secondary text */
  --color-gray-700: #616161;
  --color-gray-800: #424242;
  --color-gray-900: #212121;
  
  --color-teal: #00BCD4;             /* Accent for special elements */
  --color-green: #4CAF50;            /* Success states */
  
  /* SPACING */
  --space-xs: 0.5rem;    /* 8px */
  --space-sm: 0.75rem;   /* 12px */
  --space-md: 1rem;      /* 16px */
  --space-lg: 1.5rem;    /* 24px */
  --space-xl: 2rem;      /* 32px */
  --space-2xl: 3rem;     /* 48px */
  --space-3xl: 4rem;     /* 64px */
  --space-4xl: 6rem;     /* 96px */
  
  /* TYPOGRAPHY */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  --font-size-6xl: 3.75rem;   /* 60px */
  
  /* BORDERS & RADIUS */
  --radius-sm: 0.25rem;    /* 4px - More square */
  --radius-md: 0.375rem;   /* 6px */
  --radius-lg: 0.5rem;     /* 8px - Less rounded */
  --radius-xl: 0.75rem;    /* 12px */
  --radius-full: 9999px;   /* Pills */
  
  /* SHADOWS - Lighter, more subtle */
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.08);
  --shadow-md: 0 2px 6px 0 rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 12px 0 rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 8px 20px 0 rgba(0, 0, 0, 0.15);
  
  /* TRANSITIONS */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Z-INDEX */
  --z-dropdown: 1000;
  --z-breadcrumb: 1019;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* === GLOBAL RESET === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-blue-text);
  background-color: var(--color-gray-50);
  min-height: 100vh;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-blue-dark);
  margin-bottom: var(--space-md);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
  margin-bottom: var(--space-md);
  color: var(--color-gray-600);
}

a {
  color: var(--color-blue-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-blue-dark);
}

/* === LAYOUT === */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container-narrow {
  max-width: 960px;
}

.section {
  padding: var(--space-2xl) 0;
}

.section-sm {
  padding: var(--space-xl) 0;
}

/* === HEADER === */
.header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  transition: box-shadow var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

body {
  padding-top: 70px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-xl);
  max-width: 1280px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  text-decoration: none;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--color-blue-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--font-size-xl);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-primary {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-blue-dark);
  line-height: 1;
}

.logo-secondary {
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.4;
}

/* === NAVIGATION === */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  color: var(--color-blue-dark);
  font-size: var(--font-size-2xl);
}

.nav-link {
  color: var(--color-gray-600);
  font-weight: 500;
  font-size: var(--font-size-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-blue-dark);
  background: var(--color-gray-100);
}

.nav-link.active {
  color: var(--color-blue-primary);
  font-weight: 600;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-yellow-primary);
  color: var(--color-blue-dark);
  box-shadow: none;
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--color-yellow-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  color: var(--color-blue-dark);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-blue-primary);
  border: 1px solid var(--color-gray-200);
}

.btn-secondary:hover {
  background: var(--color-gray-50);
  border-color: var(--color-blue-primary);
  color: var(--color-blue-dark);
}

.btn-navy {
  background: var(--color-blue-primary);
  color: var(--color-white);
}

.btn-navy:hover {
  background: var(--color-blue-dark);
  color: var(--color-white);
}

.btn-lg {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-base);
}

.btn-block {
  width: 100%;
}

/* === CARDS === */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-dark {
  background: var(--color-blue-primary);
  color: var(--color-white);
  border: none;
}

.card-dark h1, .card-dark h2, .card-dark h3,
.card-dark h4, .card-dark h5, .card-dark h6 {
  color: var(--color-white);
}

.card-dark p {
  color: rgba(255, 255, 255, 0.85);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.card-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.card-text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
}

.card-dark .card-text {
  color: rgba(255, 255, 255, 0.85);
}

/* === EYEBROW LABELS (PERS Style) === */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  background: var(--color-yellow-light);
  color: var(--color-blue-dark);
  border: 1px solid var(--color-yellow-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.eyebrow-solid {
  background: var(--color-yellow-primary);
  color: var(--color-blue-dark);
  border-color: var(--color-yellow-primary);
}

/* === BADGES & TAGS === */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-blue-light);
  color: var(--color-blue-dark);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.badge-orange {
  background: var(--color-yellow-light);
  color: var(--color-blue-dark);
}

.badge-navy {
  background: var(--color-blue-primary);
  color: var(--color-white);
}

/* === HERO SECTIONS === */
.hero {
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  overflow: hidden;
  padding: var(--space-3xl) 0;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 61, 122, 0.9) 0%, rgba(0, 102, 204, 0.8) 100%);
  z-index: -1;
}

.hero-content {
  max-width: 1280px;
  width: 100%;
  padding: var(--space-xl);
  text-align: center;
  z-index: 1;
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-md);
  animation: fadeInUp 0.6s ease-out;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease-out;
}

/* === INTERACTIVE CHOICE CARDS (Wizard Flow) === */
.choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.choice-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-slow);
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--color-gray-200);
  animation: fadeInUp 0.5s ease-out;
  animation-fill-mode: both;
}

.choice-card:nth-child(1) { animation-delay: 0.1s; }
.choice-card:nth-child(2) { animation-delay: 0.2s; }
.choice-card:nth-child(3) { animation-delay: 0.3s; }
.choice-card:nth-child(4) { animation-delay: 0.4s; }
.choice-card:nth-child(5) { animation-delay: 0.5s; }
.choice-card:nth-child(6) { animation-delay: 0.6s; }

.choice-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-yellow-primary);
}

.choice-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-md);
  background: var(--color-yellow-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  color: var(--color-blue-dark);
  transition: transform var(--transition-base);
}

.choice-icon i {
  font-size: var(--font-size-2xl);
}

.choice-card:hover .choice-icon {
  transform: scale(1.05);
  background: var(--color-yellow-hover);
}

.choice-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-blue-dark);
  margin-bottom: var(--space-xs);
}

.choice-description {
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
  line-height: 1.5;
}

/* === WIZARD PANELS === */
.wizard-container {
  position: relative;
  overflow: hidden;
}

.wizard-panel {
  display: none;
  animation: slideInRight 0.4s ease-out;
}

.wizard-panel.active {
  display: block;
}

.wizard-header {
  margin-bottom: var(--space-xl);
  padding-top: calc(var(--space-md) + 50px);
}

.wizard-header h1 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-sm);
}

.wizard-header h2 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-sm);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin-bottom: 0;
  padding: var(--space-md) var(--space-xl);
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: var(--color-white);
  z-index: var(--z-breadcrumb);
  border-bottom: 1px solid var(--color-gray-200);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.breadcrumb-item {
  color: var(--color-gray-600);
  cursor: pointer;
  transition: color var(--transition-fast);
  text-decoration: none;
}

.breadcrumb-item:hover {
  color: var(--color-blue-primary);
  text-decoration: underline;
}

.breadcrumb-item.active {
  color: var(--color-blue-primary);
  font-weight: 600;
  cursor: default;
}

.breadcrumb-item.active:hover {
  text-decoration: none;
}

.breadcrumb-separator {
  color: var(--color-gray-400);
}

.back-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  cursor: pointer;
}

.back-button:hover {
  background: var(--color-gray-50);
  color: var(--color-navy-text);
}

/* === FORMS === */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-navy-text);
  margin-bottom: var(--space-xs);
}

.form-label.required::after {
  content: ' *';
  color: var(--color-blue-primary);
}

.form-control {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-sm);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  background: var(--color-white);
  font-family: var(--font-family);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-blue-primary);
  box-shadow: 0 0 0 3px var(--color-blue-light);
}

.form-control::placeholder {
  color: var(--color-gray-400);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

select.form-control {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
}

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
  margin-top: var(--space-xs);
}

.form-error {
  font-size: var(--font-size-xs);
  color: #DC2626;
  margin-top: var(--space-xs);
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.checkbox-group input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  cursor: pointer;
}

/* === FOOTER === */
.footer {
  background: var(--color-blue-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-section h4 {
  color: var(--color-white);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
}

.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-lg);
  text-align: center;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
}

/* === FLOATING HELP BUTTON === */
.help-button {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 56px;
  height: 56px;
  background: var(--color-yellow-primary);
  color: var(--color-blue-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  z-index: var(--z-fixed);
}

.help-button:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 20px rgba(255, 184, 28, 0.4);
  background: var(--color-yellow-hover);
}

/* === TRUST BAR === */
.trust-bar {
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
  padding: var(--space-lg) 0;
}

.trust-items {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-3xl);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
}

.trust-icon {
  color: var(--color-yellow-primary);
  font-size: var(--font-size-lg);
}

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

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* === UTILITIES === */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.hidden { display: none !important; }
.block { display: block; }
.flex { display: flex; }
.grid { display: grid; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  :root {
    --font-size-6xl: 2.5rem;
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
  }
  
  body {
    padding-top: 60px;
  }
  
  .header-inner {
    flex-wrap: wrap;
  }
  
  .mobile-menu-toggle {
    display: block;
    margin-left: auto;
  }
  
  .nav {
    display: none;
    flex-direction: column;
    width: 100%;
    padding-top: var(--space-md);
    gap: var(--space-sm);
  }
  
  .nav.mobile-open {
    display: flex;
  }
  
  .nav-link, .nav .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
  
  .breadcrumb {
    top: 60px;
    font-size: var(--font-size-xs);
    padding: var(--space-sm) var(--space-md);
  }
  
  .wizard-header {
    padding-top: calc(var(--space-md) + 45px);
  }
  
  .choice-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .choice-card {
    padding: var(--space-md) var(--space-lg);
  }
  
  .choice-icon {
    width: 48px;
    height: 48px;
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-sm);
  }
  
  .choice-title {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-xs);
  }
  
  .choice-description {
    font-size: var(--font-size-xs);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .help-button {
    width: 48px;
    height: 48px;
    bottom: var(--space-md);
    right: var(--space-md);
  }
}