/* ============================================================================
   MEDICAL & PSYCHOLOGY - MODERN DESIGN SYSTEM
   Version: 2.0
   Design: Warm Healthcare (Option B)
   Created: 2025-10-06
   ============================================================================ */

/* ============================================================================
   GOOGLE FONTS IMPORT (HTTPS)
   ============================================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Dancing+Script:wght@700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@600;700&display=swap');

/* ============================================================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ============================================================================ */

:root {
  /* ==========================================================================
     COLOR SYSTEM - Warm Healthcare Palette
     ========================================================================== */

  /* Primary Colors */
  --color-primary: #2563EB;           /* Vibrant Blue - modern, approachable */
  --color-primary-light: #3B82F6;     /* Lighter blue for hover states */
  --color-primary-dark: #1D4ED8;      /* Darker blue for active states */

  --color-secondary: #059669;         /* Forest Green - growth, healing */
  --color-secondary-light: #10B981;   /* Lighter green for hover */
  --color-secondary-dark: #047857;    /* Darker green for active */

  --color-accent: #F97316;            /* Warm Orange - energy, optimism */
  --color-accent-light: #FB923C;      /* Lighter orange for hover */
  --color-accent-dark: #EA580C;       /* Darker orange for active */

  /* Neutral Colors */
  --color-dark: #0F172A;              /* Slate - modern, deep */
  --color-medium: #64748B;            /* Slate Gray - professional */
  --color-light: #F1F5F9;             /* Cool Gray - fresh */
  --color-white: #FFFFFF;             /* Pure white */

  /* Text Colors */
  --color-text-primary: #0F172A;      /* Dark text for body */
  --color-text-secondary: #475569;    /* Medium text for secondary content */
  --color-text-muted: #94A3B8;        /* Muted text for hints */
  --color-text-inverse: #FFFFFF;      /* White text on dark backgrounds */

  /* Background Colors */
  --color-bg-primary: #FFFFFF;        /* White background */
  --color-bg-secondary: #F8FAFC;      /* Off-white background */
  --color-bg-tertiary: #F1F5F9;       /* Light gray background */
  --color-bg-dark: #0F172A;           /* Dark background for contrast sections */

  /* Semantic Colors */
  --color-success: #16A34A;           /* Green - wellness, positive */
  --color-success-light: #22C55E;
  --color-warning: #EA580C;           /* Orange - informative */
  --color-warning-light: #F97316;
  --color-error: #DC2626;             /* Red - critical, alerts */
  --color-error-light: #EF4444;
  --color-info: #0EA5E9;              /* Blue - information */
  --color-info-light: #38BDF8;

  /* Border Colors */
  --color-border-light: #E2E8F0;      /* Light borders */
  --color-border-medium: #CBD5E1;     /* Medium borders */
  --color-border-dark: #94A3B8;       /* Dark borders */
  --color-border-primary: #2563EB;    /* Primary color borders */

  /* ==========================================================================
     TYPOGRAPHY SYSTEM
     ========================================================================== */

  /* Font Families */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI',
                  system-ui, Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI',
                  system-ui, sans-serif;
  --font-decorative: 'Dancing Script', cursive;
  --font-accent: 'Playfair Display', Georgia, serif;

  /* Font Sizes */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px - base size */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  --text-5xl: 3rem;        /* 48px */
  --text-6xl: 3.75rem;     /* 60px */

  /* Font Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 1.75;

  /* Letter Spacing */
  --letter-spacing-tight: -0.025em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.025em;
  --letter-spacing-wider: 0.05em;
  --letter-spacing-widest: 0.1em;

  /* ==========================================================================
     SPACING SYSTEM (8px Grid)
     ========================================================================== */

  --space-0: 0;
  --space-1: 0.25rem;      /* 4px */
  --space-2: 0.5rem;       /* 8px */
  --space-3: 0.75rem;      /* 12px */
  --space-4: 1rem;         /* 16px */
  --space-5: 1.25rem;      /* 20px */
  --space-6: 1.5rem;       /* 24px */
  --space-7: 1.75rem;      /* 28px */
  --space-8: 2rem;         /* 32px */
  --space-9: 2.25rem;      /* 36px */
  --space-10: 2.5rem;      /* 40px */
  --space-11: 2.75rem;     /* 44px */
  --space-12: 3rem;        /* 48px */
  --space-14: 3.5rem;      /* 56px */
  --space-16: 4rem;        /* 64px */
  --space-20: 5rem;        /* 80px */
  --space-24: 6rem;        /* 96px */
  --space-28: 7rem;        /* 112px */
  --space-32: 8rem;        /* 128px */

  /* ==========================================================================
     SHADOWS (DEPTH & ELEVATION)
     ========================================================================== */

  --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgb(0 0 0 / 0.05);

  /* ==========================================================================
     BORDER RADIUS (MODERN SOFTNESS)
     ========================================================================== */

  --radius-none: 0;
  --radius-sm: 0.25rem;    /* 4px */
  --radius-md: 0.5rem;     /* 8px */
  --radius-lg: 0.75rem;    /* 12px */
  --radius-xl: 1rem;       /* 16px */
  --radius-2xl: 1.5rem;    /* 24px */
  --radius-3xl: 2rem;      /* 32px */
  --radius-full: 9999px;   /* Pills/circles */

  /* ==========================================================================
     TRANSITIONS & ANIMATIONS
     ========================================================================== */

  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;
  --transition-slower: 500ms ease-in-out;

  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  /* ==========================================================================
     BREAKPOINTS (Mobile-First)
     ========================================================================== */

  --breakpoint-sm: 640px;   /* Mobile landscape / small tablet */
  --breakpoint-md: 768px;   /* Tablet portrait */
  --breakpoint-lg: 1024px;  /* Tablet landscape / small desktop */
  --breakpoint-xl: 1280px;  /* Desktop */
  --breakpoint-2xl: 1536px; /* Large desktop */

  /* ==========================================================================
     Z-INDEX SYSTEM
     ========================================================================== */

  --z-0: 0;
  --z-10: 10;
  --z-20: 20;
  --z-30: 30;
  --z-40: 40;
  --z-50: 50;
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* ============================================================================
   GLOBAL RESETS & BASE STYLES
   ============================================================================ */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

/* ============================================================================
   TYPOGRAPHY BASE STYLES
   ============================================================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

h1 {
  font-size: var(--text-5xl);
  letter-spacing: var(--letter-spacing-tight);
}

h2 {
  font-size: var(--text-4xl);
}

h3 {
  font-size: var(--text-3xl);
}

h4 {
  font-size: var(--text-2xl);
}

h5 {
  font-size: var(--text-xl);
}

h6 {
  font-size: var(--text-lg);
}

p {
  margin-bottom: var(--space-4);
  line-height: var(--line-height-relaxed);
}

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

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ============================================================================
   RESPONSIVE TYPOGRAPHY
   ============================================================================ */

@media (max-width: 768px) {
  :root {
    --text-5xl: 2.25rem;  /* 36px on mobile */
    --text-4xl: 1.875rem; /* 30px on mobile */
    --text-3xl: 1.5rem;   /* 24px on mobile */
  }
}

@media (max-width: 480px) {
  :root {
    --text-5xl: 1.875rem; /* 30px on small mobile */
    --text-4xl: 1.5rem;   /* 24px on small mobile */
  }
}

/* ============================================================================
   LAYOUT COMPONENTS - INDEX PAGE
   ============================================================================ */

/* Top Banner (Corso Bobath) - Floating Professional Banner */
.top-bar {
  position: fixed;
  top: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - var(--space-8));
  max-width: 1200px;
  z-index: var(--z-sticky);
  padding: 0;
  transition: opacity 0.3s ease-out, transform 0.3s ease-out;
}

/* Hidden state on scroll */
.top-bar.banner-hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(-100%);
  pointer-events: none;
}

.top-bar-content {
  background: linear-gradient(135deg,
    var(--color-primary) 0%,
    var(--color-primary-dark) 100%);
  backdrop-filter: blur(10px);
  color: var(--color-white);
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12),
              0 2px 8px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  animation: slideDown 0.4s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-20px);
  }
}

.top-bar-message {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: 1;
  min-width: 0; /* Allow text truncation */
}

.top-bar-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
}

.top-bar-text {
  flex: 1;
  min-width: 0;
}

.top-bar h1 {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  margin: 0;
  color: var(--color-white);
  letter-spacing: var(--letter-spacing-normal);
  line-height: var(--line-height-snug);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-bar-actions {
  flex-shrink: 0;
  display: flex;
  gap: var(--space-3);
}

.top-bar button,
.top-bar .btn-banner {
  background-color: var(--color-white);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  padding: var(--space-2) var(--space-5);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  text-transform: none;
  letter-spacing: var(--letter-spacing-normal);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.top-bar button:hover,
.top-bar .btn-banner:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.top-bar button:active,
.top-bar .btn-banner:active {
  transform: translateY(0);
}

/* Close button for dismissible banners (optional) */
.top-bar-close {
  background: transparent !important;
  color: var(--color-white) !important;
  padding: var(--space-1) !important;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.7;
  box-shadow: none !important;
}

.top-bar-close:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.1) !important;
  transform: none !important;
}

/* Hero Section (#first) - Dynamic Modern Medical */
header#first {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 80%, rgba(5, 150, 105, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
    linear-gradient(135deg,
      #FFFFFF 0%,
      #F8FAFC 30%,
      #EEF6FF 60%,
      #F0F9FF 100%);
  padding-top: 0;
}

/* Large blue gradient blob - top right - MORE VIBRANT */
header#first::before {
  content: '';
  position: absolute;
  top: -15%;
  right: -10%;
  width: 900px;
  height: 900px;
  background: radial-gradient(circle,
    rgba(37, 99, 235, 0.25) 0%,
    rgba(59, 130, 246, 0.15) 30%,
    rgba(96, 165, 250, 0.08) 60%,
    transparent 100%);
  border-radius: 50%;
  z-index: var(--z-0);
  animation: floatDynamic 20s ease-in-out infinite, pulse 8s ease-in-out infinite;
  filter: blur(60px);
}

/* Large green gradient blob - bottom left - MORE VIBRANT */
header#first::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -15%;
  width: 1000px;
  height: 1000px;
  background: radial-gradient(circle,
    rgba(5, 150, 105, 0.20) 0%,
    rgba(16, 185, 129, 0.12) 30%,
    rgba(52, 211, 153, 0.06) 60%,
    transparent 100%);
  border-radius: 50%;
  z-index: var(--z-0);
  animation: floatDynamic 25s ease-in-out infinite reverse, pulse 10s ease-in-out infinite 2s;
  filter: blur(70px);
}

/* Orange accent - top left - MORE DYNAMIC */
.hero-bg-accent-1 {
  position: absolute;
  top: 10%;
  left: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle,
    rgba(249, 115, 22, 0.18) 0%,
    rgba(251, 146, 60, 0.10) 40%,
    rgba(253, 186, 116, 0.04) 70%,
    transparent 100%);
  border-radius: 50%;
  z-index: var(--z-0);
  animation: floatDynamic 18s ease-in-out infinite, rotate 40s linear infinite;
  filter: blur(50px);
}

/* Blue accent - bottom right - MORE DYNAMIC */
.hero-bg-accent-2 {
  position: absolute;
  bottom: 15%;
  right: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle,
    rgba(37, 99, 235, 0.15) 0%,
    rgba(96, 165, 250, 0.08) 50%,
    rgba(147, 197, 253, 0.04) 80%,
    transparent 100%);
  border-radius: 50%;
  z-index: var(--z-0);
  animation: floatDynamic 22s ease-in-out infinite reverse, rotate 35s linear infinite reverse;
  filter: blur(55px);
}

/* Animated gradient mesh overlay */
.hero-bg-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: var(--z-0);
  opacity: 0.5;
  animation: gridMove 30s linear infinite;
}

/* Dynamic floating animation */
@keyframes floatDynamic {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(50px, -40px) scale(1.1);
  }
  50% {
    transform: translate(-30px, 50px) scale(0.9);
  }
  75% {
    transform: translate(40px, 30px) scale(1.05);
  }
}

/* Rotation animation */
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Grid movement */
@keyframes gridMove {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: 60px 60px;
  }
}

/* Hide old background image */
header#first .bg {
  display: none;
}

header#first .header-content {
  position: relative;
  z-index: var(--z-10);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

header#first .slider-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
  max-width: 800px;
  margin: 0 auto;
}

/* Professional medical icon/badge */
header#first .slider-inner::before {
  content: '⚕';
  font-size: var(--text-4xl);
  color: var(--color-primary);
  background: white;
  width: 90px;
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-xl);
  margin-bottom: var(--space-2);
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 25px 30px -5px rgb(0 0 0 / 0.15), 0 10px 15px -6px rgb(0 0 0 / 0.15);
  }
}

header#first .slider-inner h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: 0;
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  text-align: center;
}

header#first .slider-inner h1 br {
  display: none;
}

header#first .slider-inner h4.subtitles {
  font-family: var(--font-primary);
  font-size: clamp(1rem, 2.5vw, 1.375rem);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-secondary);
  margin-bottom: 0;
  max-width: 600px;
  text-align: center;
  line-height: var(--line-height-relaxed);
}

header#first hr {
  width: 60px;
  height: 3px;
  border: none;
  background: linear-gradient(90deg,
    var(--color-primary) 0%,
    var(--color-secondary) 50%,
    var(--color-accent) 100%);
  border-radius: var(--radius-full);
  margin: 0;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  color: var(--color-white);
}

.btn-xl {
  padding: var(--space-5) var(--space-10);
  font-size: var(--text-lg);
}

.page-scroll {
  scroll-behavior: smooth;
}

/* About Section (#main) - CSS Grid */
section#main.wrapper {
  padding: var(--space-20) var(--space-6);
  background-color: var(--color-bg-primary);
}

section#main .container {
  max-width: 1200px;
  margin: 0 auto;
}

section#main h1.title {
  font-size: var(--text-5xl);
  color: var(--color-primary);
  margin-bottom: var(--space-8);
  text-align: center;
}

section#main h4 {
  font-size: var(--text-2xl);
  color: var(--color-text-primary);
  margin-top: var(--space-12);
  margin-bottom: var(--space-6);
}

section#main p {
  font-size: var(--text-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

/* Content sections with alternating image layouts */
section#main .content-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  margin: var(--space-16) 0;
  align-items: center;
}

@media (min-width: 768px) {
  section#main .content-section {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }

  /* Alternate layout: image on right */
  section#main .content-section:nth-of-type(odd) {
    direction: ltr;
  }

  /* Alternate layout: image on left */
  section#main .content-section:nth-of-type(even) {
    direction: rtl;
  }

  section#main .content-section:nth-of-type(even) .content-text {
    direction: ltr;
  }
}

section#main .content-text {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Modern enhanced image frame with organic blob shape */
section#main .image-detail {
  display: flex;
  position: relative;
  overflow: visible;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  aspect-ratio: 4 / 3;
  filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.25));
}

/* Organic blob shape using border-radius percentages */
section#main .image-detail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 0;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.2);
}

section#main .image-detail:hover {
  transform: translateY(-8px);
  filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.35));
}

/* Decorative gradient blob shape behind image */
section#main .image-detail::before {
  content: '';
  position: absolute;
  inset: -8px;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.3) 0%,
    rgba(5, 150, 105, 0.3) 50%,
    rgba(251, 146, 60, 0.3) 100%
  );
  border-radius: 32% 68% 68% 32% / 35% 35% 65% 65%;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: -1;
  filter: blur(12px);
}

section#main .image-detail:hover::before {
  opacity: 1;
}

/* Alternate organic shapes for even/odd sections */
section#main .content-section:nth-of-type(even) .image-detail img {
  border-radius: 70% 30% 30% 70% / 60% 40% 60% 40%;
}

section#main .content-section:nth-of-type(even) .image-detail::before {
  border-radius: 68% 32% 32% 68% / 55% 45% 55% 45%;
}

section#main .image-detail:hover img {
  transform: scale(1.05);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.3);
}

/* Hide images on mobile */
@media (max-width: 767px) {
  section#main .image-detail {
    display: none !important;
  }
}

/* Banner Section (#banner) - Glassmorphism with Dynamic Blue Gradient */
section#banner {
  position: relative;
  background: linear-gradient(135deg,
    #06b6d4 0%,     /* Cyan */
    #0891b2 15%,    /* Teal */
    #3b82f6 35%,    /* Light blue */
    #2563eb 50%,    /* Medium blue */
    #1d4ed8 65%,    /* Primary blue */
    #1e40af 80%,    /* Dark blue */
    #0c4a6e 100%);  /* Navy blue-teal */
  background-size: 300% 300%;
  animation: gradientShift 16s ease infinite;
  padding: var(--space-24) var(--space-6);
  text-align: center;
  overflow: hidden;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Animated gradient background - dynamic movement */
@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* Floating orbs - Cyan/Light Blue */
section#banner::before {
  content: '';
  position: absolute;
  top: -10%;
  right: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle,
    rgba(6, 182, 212, 0.4) 0%,
    rgba(59, 130, 246, 0.25) 30%,
    rgba(147, 197, 253, 0.15) 60%,
    transparent 80%);
  border-radius: 50%;
  animation: floatDynamic 25s ease-in-out infinite;
  filter: blur(60px);
  z-index: 0;
}

/* Floating orbs - Dark Blue/Navy */
section#banner::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: 5%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle,
    rgba(30, 64, 175, 0.4) 0%,
    rgba(29, 78, 216, 0.25) 30%,
    rgba(59, 130, 246, 0.15) 60%,
    transparent 80%);
  border-radius: 50%;
  animation: floatDynamic 20s ease-in-out infinite reverse;
  filter: blur(70px);
  z-index: 0;
}

/* Glassmorphism Card */
section#banner .banner-content {
  position: relative;
  z-index: 10;
  max-width: 900px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-radius: var(--radius-3xl);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: var(--space-16) var(--space-8);
  box-shadow:
    0 8px 32px 0 rgba(31, 38, 135, 0.37),
    inset 0 1px 0 0 rgba(255, 255, 255, 0.5);
  animation: cardFloat 6s ease-in-out infinite;
}

@keyframes cardFloat {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Medical cross icon above card - clean design */
section#banner .banner-content::before {
  content: '⚕';
  position: absolute;
  top: -50px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 3rem;
  background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  box-shadow: 0 10px 40px rgba(37, 99, 235, 0.3);
  border: 3px solid rgba(255, 255, 255, 0.8);
  color: var(--color-primary);
}

section#banner h1.title {
  font-size: var(--text-5xl);
  color: var(--color-white);
  margin-bottom: var(--space-6);
  margin-top: var(--space-8);
  font-weight: var(--font-weight-extrabold);
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  letter-spacing: var(--letter-spacing-tight);
}

section#banner p {
  font-size: var(--text-xl);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-8);
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

section#banner .actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

section#banner .button.big.special {
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-primary);
  padding: var(--space-5) var(--space-10);
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  text-decoration: none;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

section#banner .button.big.special::after {
  content: '→';
  transition: transform var(--transition-base);
  font-size: var(--text-2xl);
}

section#banner .button.big.special:hover {
  background: var(--color-white);
  color: var(--color-primary-dark);
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 15px 40px rgba(255, 255, 255, 0.4);
  border-color: var(--color-white);
}

section#banner .button.big.special:hover::after {
  transform: translateX(6px);
}

/* Activities Section (#one) - CSS Grid */
section#one.wrapper {
  padding: var(--space-20) var(--space-6);
  background-color: var(--color-bg-secondary);
}

section#one .inner {
  max-width: 1200px;
  margin: 0 auto;
}

section#one h1.title {
  font-size: var(--text-5xl);
  color: var(--color-primary);
  margin-bottom: var(--space-12);
  text-align: center;
}

/* Activity Cards - Expandable */
section#one .activity-card {
  background-color: var(--color-bg-primary);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-8);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid transparent;
}

section#one .activity-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(37, 99, 235, 0.1);
}

section#one .activity-card.expanded {
  box-shadow:
    0 20px 25px -5px rgb(0 0 0 / 0.1),
    0 8px 10px -6px rgb(0 0 0 / 0.1),
    0 0 0 3px rgba(37, 99, 235, 0.1);
}

section#one .activity-card h4 {
  font-size: var(--text-2xl);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  font-weight: var(--font-weight-bold);
}

section#one .activity-summary {
  font-size: var(--text-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

section#one .activity-full-content {
  border-top: 2px solid var(--color-border-light);
  padding-top: var(--space-6);
  margin-top: var(--space-4);
  animation: fadeIn 0.4s ease-in-out;
}

section#one .activity-full-content p {
  font-size: var(--text-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

section#one .activity-full-content p:last-child {
  margin-bottom: 0;
}

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

section#one .actions {
  display: flex;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

section#one .button.alt {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

section#one .button.alt:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Toggle button icon animation */
section#one .toggle-activity .toggle-icon {
  transition: transform var(--transition-base);
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
}

section#one .activity-card.expanded .toggle-activity .toggle-icon {
  transform: rotate(180deg);
}

/* Footer - Flexbox */
footer#footer {
  background-color: var(--color-bg-dark);
  padding: var(--space-12) var(--space-6);
  color: var(--color-text-inverse);
}

footer#footer .inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

footer#footer .copyright {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-2) var(--space-6);
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

footer#footer .copyright li {
  margin: 0;
}

footer#footer .copyright a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

footer#footer .copyright a:hover {
  color: var(--color-primary-light);
  text-decoration: underline;
}

footer#footer a.copyright {
  display: inline-block;
  margin: var(--space-2) var(--space-4);
  color: var(--color-text-muted);
}

/* ============================================================================
   RESPONSIVE LAYOUT
   ============================================================================ */

@media (max-width: 768px) {
  /* Top banner - tablet (still floating) */
  .top-bar {
    top: var(--space-3);
    width: calc(100% - var(--space-6));
  }

  .top-bar-content {
    padding: var(--space-2) var(--space-4);
    gap: var(--space-4);
    border-radius: var(--radius-lg);
  }

  .top-bar-icon {
    width: 28px;
    height: 28px;
    font-size: var(--text-base);
  }

  .top-bar h1 {
    font-size: var(--text-xs);
  }

  .top-bar button,
  .top-bar .btn-banner {
    font-size: var(--text-xs);
    padding: var(--space-2) var(--space-4);
  }

  /* Hero adjustments - tablet */
  header#first {
    padding-top: 0; /* No padding needed */
  }

  header#first::before {
    width: 500px;
    height: 500px;
    top: -10%;
    right: -15%;
  }

  header#first::after {
    width: 600px;
    height: 600px;
    bottom: -15%;
    left: -20%;
  }

  .hero-bg-accent-1 {
    width: 250px;
    height: 250px;
  }

  .hero-bg-accent-2 {
    width: 300px;
    height: 300px;
  }

  header#first .slider-inner::before {
    width: 75px;
    height: 75px;
    font-size: var(--text-3xl);
  }

  header#first .header-content {
    padding: var(--space-6) var(--space-4);
  }

  header#first .slider-inner {
    gap: var(--space-4);
  }

  section#main h1.title,
  section#banner h1.title,
  section#one h1.title {
    font-size: var(--text-4xl);
  }

  section#main,
  section#banner,
  section#one {
    padding: var(--space-16) var(--space-4);
  }
}

@media (max-width: 480px) {
  /* Top banner - mobile (full width, no margins) */
  .top-bar {
    top: 0;
    width: 100%;
    left: 0;
    transform: translateX(0);
  }

  /* Hidden state on scroll - mobile */
  .top-bar.banner-hidden {
    transform: translateX(0) translateY(-100%);
  }

  .top-bar-content {
    padding: var(--space-2) var(--space-3);
    gap: var(--space-2);
    border-radius: 0; /* No border radius on mobile for full width */
    border-left: none;
    border-right: none;
    border-top: none;
  }

  .top-bar-icon {
    display: none; /* Hide icon on mobile to save space */
  }

  .top-bar h1 {
    font-size: 0.6875rem; /* 11px */
    white-space: normal; /* Allow wrapping on very small screens if needed */
    line-height: 1.3;
  }

  .top-bar button,
  .top-bar .btn-banner {
    font-size: 0.6875rem; /* 11px */
    padding: var(--space-1) var(--space-3);
    gap: var(--space-1);
  }

  .top-bar-close {
    width: 28px;
    height: 28px;
  }

  /* Hero mobile optimizations - critical */
  header#first {
    padding-top: 0;
    min-height: 100vh;
    min-height: 100dvh; /* Dynamic viewport height for mobile */
  }

  header#first::before {
    width: 350px;
    height: 350px;
    top: -5%;
    right: -25%;
  }

  header#first::after {
    width: 400px;
    height: 400px;
    bottom: -10%;
    left: -30%;
  }

  .hero-bg-accent-1 {
    width: 200px;
    height: 200px;
    top: 20%;
    left: 5%;
  }

  .hero-bg-accent-2 {
    width: 250px;
    height: 250px;
    bottom: 15%;
    right: 10%;
  }

  .hero-bg-grid {
    background-size: 30px 30px;
    opacity: 0.3;
  }

  header#first .slider-inner::before {
    width: 60px;
    height: 60px;
    font-size: var(--text-2xl);
    margin-bottom: var(--space-1);
  }

  header#first .header-content {
    padding: var(--space-4) var(--space-3);
  }

  header#first .slider-inner {
    gap: var(--space-3);
  }

  header#first hr {
    width: 50px;
    height: 2px;
  }

  section#main h1.title,
  section#banner h1.title,
  section#one h1.title {
    font-size: var(--text-3xl);
  }

  section#banner p {
    font-size: var(--text-lg);
  }

  .btn-xl {
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
  }

  footer#footer .copyright {
    flex-direction: column;
    gap: var(--space-2);
  }
}

/* Extra small devices optimization */
@media (max-width: 360px) {
  .top-bar-content {
    padding: var(--space-2);
    gap: var(--space-2);
  }

  .top-bar h1 {
    font-size: 0.625rem; /* 10px */
    line-height: 1.2;
  }

  .top-bar button,
  .top-bar .btn-banner {
    font-size: 0.625rem; /* 10px */
    padding: var(--space-1) var(--space-2);
  }

  header#first .slider-inner::before {
    width: 50px;
    height: 50px;
    font-size: var(--text-xl);
  }

  header#first .slider-inner {
    gap: var(--space-2);
  }
}

/* ============================================================================
   UTILITY COMMENT
   Additional component styles will be added as we progress through
   the modernization tasks (buttons, forms, cards, etc.)
   ============================================================================ */