/* style.css */

/*=============================================
=            CSS Variables                    =
=============================================*/
:root {
  /* Fonts */
  --font-primary: 'Roboto', sans-serif; /* For headings */
  --font-secondary: 'Lato', sans-serif;  /* For body text */

  /* Bright Eco-Minimalist Color Palette */
  --color-primary: #4CAF50;       /* Vibrant Green */
  --color-primary-dark: #388E3C;
  --color-secondary: #FFC107;     /* Sunny Amber/Yellow */
  --color-secondary-dark: #FFA000;
  --color-accent: #03A9F4;        /* Bright Sky Blue */
  --color-accent-dark: #0288D1;

  --color-text-light: #FFFFFF;
  --color-text-dark: #333333;     /* Main text color on light backgrounds */
  --color-text-darker: #222222;   /* For strong headings */
  --color-text-medium: #555555;
  --color-text-subtle: #777777;

  --color-background-body: #FFFFFF;
  --color-background-light-section: #F8F9FA; /* Very light grey for alternate sections */
  --color-background-card: #FFFFFF;
  --color-background-dark-overlay: rgba(0, 0, 0, 0.5);
  --color-background-dark-overlay-strong: rgba(0, 0, 0, 0.7);

  /* UI Elements */
  --color-border: #dee2e6;
  --color-success: #2ECC71;
  --color-success-dark: #27AE60;
  --color-error: #E74C3C;

  /* Spacing & Sizing */
  --spacing-xs: 0.25rem; /* 4px */
  --spacing-sm: 0.5rem;  /* 8px */
  --spacing-md: 1rem;    /* 16px */
  --spacing-lg: 1.5rem;  /* 24px */
  --spacing-xl: 2rem;    /* 32px */
  --spacing-xxl: 3rem;   /* 48px */

  --border-radius-sm: 5px;
  --border-radius-md: 8px;
  --border-radius-lg: 15px;

  --header-height: 70px;
  --max-width-container: 1140px;

  /* Transitions & Animations */
  --transition-speed-fast: 0.2s;
  --transition-speed-normal: 0.3s;
  --transition-speed-slow: 0.5s;
  --transition-timing-function: cubic-bezier(0.25, 0.8, 0.25, 1); /* Non-linear feel */

  /* Shadows - Subtle for eco-minimalism */
  --box-shadow-sm: 0 2px 5px rgba(0,0,0,0.08);
  --box-shadow-md: 0 4px 10px rgba(0,0,0,0.1);
  --box-shadow-lg: 0 8px 20px rgba(0,0,0,0.12);
  --text-shadow-light: 1px 1px 3px rgba(0,0,0,0.5); /* For light text on complex backgrounds */
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px; /* Base font size */
}

body {
  font-family: var(--font-secondary);
  line-height: 1.7;
  color: var(--color-text-dark);
  background-color: var(--color-background-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden; /* Prevent horizontal scroll from AOS or other animations */
}


/* Success page specific styling */
.success-page-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: calc(100vh - var(--header-height)); /* Full viewport height minus header */
  text-align: center;
  padding: var(--spacing-xl);
}

.success-page-content h1 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.success-page-content p {
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-darker);
}

h1 { font-size: 2.8rem; font-weight: 900; }
h2 { font-size: 2.2rem; } /* Section titles */
h3 { font-size: 1.7rem; } /* Card titles, subsection titles */
h4 { font-size: 1.3rem; }
p { margin-bottom: var(--spacing-md); }

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/*=============================================
=            Layout                           =
=============================================*/
.main-container {
  overflow-x: hidden; /* Prevents horizontal scroll issues */
}

.container {
  width: 90%;
  max-width: var(--max-width-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

/* Section Padding */
.section-padding {
  padding-top: var(--spacing-xxl);
  padding-bottom: var(--spacing-xxl);
}
.section-padding-large {
  padding-top: calc(var(--spacing-xxl) * 1.5);
  padding-bottom: calc(var(--spacing-xxl) * 1.5);
}

.bg-light {
  background-color: var(--color-background-light-section);
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-darker);
  font-weight: 900;
}

.section-intro {
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-medium);
  font-size: 1.1rem;
}

.subsection-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  color: var(--color-primary);
}

/*=============================================
=            Header & Navigation              =
=============================================*/
.site-header {
  background-color: rgba(255, 255, 255, 0.95); /* Slightly transparent white for a modern feel */
  backdrop-filter: blur(10px); /* Glassmorphism touch */
  -webkit-backdrop-filter: blur(10px);
  padding: var(--spacing-sm) 0;
  position: relative;
  
  width: 100%;
  z-index: 1000;
  box-shadow: var(--box-shadow-sm);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--color-primary);
  text-decoration: none;
}
.logo:hover {
  color: var(--color-primary-dark);
  text-decoration: none;
}

.main-navigation .nav-list {
  list-style: none;
  display: flex;
  align-items: center;
}

.main-navigation .nav-list li {
  margin-left: var(--spacing-lg);
}

.main-navigation .nav-list a {
  font-family: var(--font-secondary);
  font-weight: 700;
  color: var(--color-text-dark);
  text-decoration: none;
  padding: var(--spacing-sm) var(--spacing-sm);
  position: relative;
  transition: color var(--transition-speed-fast) var(--transition-timing-function);
}

.main-navigation .nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: var(--color-secondary);
  transition: width var(--transition-speed-normal) var(--transition-timing-function);
}

.main-navigation .nav-list a:hover,
.main-navigation .nav-list a.active { /* Add .active class via JS for current page/section */
  color: var(--color-secondary);
  text-decoration: none;
}

.main-navigation .nav-list a:hover::after,
.main-navigation .nav-list a.active::after {
  width: 100%;
}

.menu-toggle {
  display: none; /* Hidden on desktop */
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.hamburger-icon {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-text-dark);
  position: relative;
  transition: background-color var(--transition-speed-fast) ease-in-out;
}

.hamburger-icon::before,
.hamburger-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 25px;
  height: 3px;
  background-color: var(--color-text-dark);
  transition: transform var(--transition-speed-normal) ease-in-out, top var(--transition-speed-normal) ease-in-out;
}

.hamburger-icon::before { top: -8px; }
.hamburger-icon::after { top: 8px; }

/* Mobile Menu Open State (triggered by JS) */
.menu-toggle[aria-expanded="true"] .hamburger-icon {
  background-color: transparent; /* Middle bar disappears */
}
.menu-toggle[aria-expanded="true"] .hamburger-icon::before {
  transform: rotate(45deg);
  top: 0;
}
.menu-toggle[aria-expanded="true"] .hamburger-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

/*=============================================
=            Hero Section                     =
=============================================*/
.hero-section {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  color: var(--color-text-light); /* Ensured by HTML style, good fallback */
}

.hero-content {
  max-width: 800px;
  position: relative; /* For z-index if needed over pseudo-elements */
  z-index: 2;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 900;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-light); /* Ensure white text as per requirement */
  text-shadow: var(--text-shadow-light);
}

.hero-subtitle {
  font-size: 1.3rem;
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
  color: var(--color-text-light); /* Ensure white text */
}

/* Parallax Background Effect (JS might enhance this, basic CSS setup) */
.parallax-bg {
  background-attachment: fixed; /* Basic parallax */
}

/*=============================================
=            Global Button & Form Styles        =
=============================================*/
.cta-button,
button,
input[type="submit"],
input[type="button"] {
  display: inline-block;
  background-color: var(--color-secondary);
  color: var(--color-text-darker); /* Dark text on bright yellow/orange for contrast */
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius-md);
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-speed-normal) var(--transition-timing-function),
              transform var(--transition-speed-fast) var(--transition-timing-function),
              box-shadow var(--transition-speed-normal) var(--transition-timing-function);
  text-align: center;
}

.cta-button:hover,
button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
  background-color: var(--color-secondary-dark);
  color: var(--color-text-darker);
  transform: translateY(-2px) scale(1.02); /* Subtle lift and scale */
  box-shadow: var(--box-shadow-md);
  text-decoration: none;
}
.cta-button:focus,
button:focus,
input[type="submit"]:focus,
input[type="button"]:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Alternative button style (e.g., for secondary actions) */
.link-button { /* This class is used in HTML for "Read More" style links */
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
  text-decoration: none;
  padding: var(--spacing-xs) 0;
  position: relative;
  background-color: transparent;
  border: none;
  cursor: pointer;
}

.link-button::after {
  content: '→'; /* Arrow for visual cue */
  margin-left: var(--spacing-xs);
  transition: transform var(--transition-speed-normal) var(--transition-timing-function);
  display: inline-block;
}

.link-button:hover {
  color: var(--color-primary-dark);
  text-decoration: none;
}
.link-button:hover::after {
  transform: translateX(5px);
}

/* Form Elements */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-medium);
}
.contact-section .form-group label { /* Specific for contact form on dark bg */
    color: var(--color-text-light);
}


input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
input[type="search"],
input[type="number"],
textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-secondary);
  font-size: 1rem;
  color: var(--color-text-dark);
  background-color: var(--color-background-body);
  transition: border-color var(--transition-speed-normal) var(--transition-timing-function),
              box-shadow var(--transition-speed-normal) var(--transition-timing-function);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="password"]:focus,
input[type="search"]:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.2); /* Fallback with actual RGB */
}

textarea {
  resize: vertical;
  min-height: 120px;
}

/* Placeholder styling */
::-webkit-input-placeholder { color: var(--color-text-subtle); opacity: 1;}
:-moz-placeholder { color: var(--color-text-subtle); opacity: 1;}
::-moz-placeholder { color: var(--color-text-subtle); opacity: 1;}
:-ms-input-placeholder { color: var(--color-text-subtle); }
::-ms-input-placeholder { color: var(--color-text-subtle); }
::placeholder { color: var(--color-text-subtle); opacity: 1;}

/*=============================================
=            Card Styling                     =
=============================================*/
.card {
  background-color: var(--color-background-card);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow-md);
  overflow: hidden;
  transition: transform var(--transition-speed-normal) var(--transition-timing-function),
              box-shadow var(--transition-speed-normal) var(--transition-timing-function);
  display: flex;
  flex-direction: column;
  align-items: stretch; /* Content stretches, images handled by .card-image */
  text-align: center;
}

.card:hover {
  transform: translateY(-5px) scale(1.01);
  box-shadow: var(--box-shadow-lg);
}

.card-image {
  width: 100%;
  height: 250px; /* Fixed height for image container */
  overflow: hidden;
  display: flex; /* For centering image if it's smaller, though object-fit usually handles it */
  justify-content: center;
  align-items: center;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-speed-slow) var(--transition-timing-function);
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  padding: var(--spacing-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.card-content > *:last-child {
    margin-bottom: 0;
}

.card-title {
  margin-top: 0;
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
  font-size: 1.4rem;
}

.card-content p {
  color: var(--color-text-medium);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-md);
  flex-grow: 1;
}

/* Grid for cards (Services, Portfolio, Webinars) */
.services-grid,
.portfolio-grid,
.webinars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

/*=============================================
=            Innovation Section               =
=============================================*/
.innovation-section .subsection-title {
    margin-bottom: var(--spacing-lg);
}
.innovation-showcase {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .innovation-showcase {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xxl);
    }
}

/* Timeline for Innovation & Events */
.timeline-innovation,
.timeline-events {
  position: relative;
  padding-left: var(--spacing-xl);
}

.timeline-innovation ul,
.timeline-events .timeline-event-item { /* Changed from .timeline-events > div */
  list-style: none;
  padding-left: 0;
  position: relative;
}
.timeline-innovation ul::before,
.timeline-events::before { /* Target direct child for events timeline line */
  content: '';
  position: absolute;
  top: 0;
  left: -2px;
  bottom: 0;
  width: 3px;
  background-color: var(--color-secondary);
  border-radius: 2px;
}

.timeline-innovation li,
.timeline-events .timeline-event-item {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-lg);
  position: relative;
}
.timeline-innovation li span { /* Numbered bullets */
  display: flex;
  justify-content: center;
  align-items: center;
  width: 30px;
  height: 30px;
  line-height: 30px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  color: var(--color-text-darker);
  text-align: center;
  font-weight: 700;
  font-size: 0.9rem;
  margin-right: var(--spacing-sm);
  position: absolute; /* Position number bullets relative to li */
  left: -15px; /* Adjust to center on the line */
  top: 0;
  transform: translateX(-50%);
}
.timeline-innovation li {
    padding-left: var(--spacing-md) + 15px; /* Space for number + text */
    display: block; /* Changed from flex to allow text to flow normally after number */
    text-indent: 15px; /* Space after the bullet visually */
}

/* Stats Widgets */
.stats-widgets .stat-widget {
  background-color: var(--color-background-card);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  text-align: center;
  margin-bottom: var(--spacing-md);
  box-shadow: var(--box-shadow-sm);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.stat-description {
  font-size: 0.9rem;
  color: var(--color-text-subtle);
}

/* Switch Toggle */
.innovation-switch-container {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--color-background-card);
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-sm);
}
.innovation-switch-container h4 {
    color: var(--color-text-darker);
    margin-bottom: var(--spacing-md);
}

.switch { position: relative; display: inline-block; width: 60px; height: 34px;}
.switch input { opacity: 0; width: 0; height: 0;}
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: #ccc; transition: var(--transition-speed-normal);}
.slider:before { position: absolute; content: ""; height: 26px; width: 26px; left: 4px; bottom: 4px; background-color: white; transition: var(--transition-speed-normal);}
input:checked + .slider { background-color: var(--color-primary); }
input:focus + .slider { box-shadow: 0 0 1px var(--color-primary); }
input:checked + .slider:before { transform: translateX(26px); }
.slider.round { border-radius: 34px; }
.slider.round:before { border-radius: 50%; }
.innovation-switch-container label[for="digitalTransformationToggle"] { font-weight: 700; color: var(--color-text-medium); margin-left: var(--spacing-sm); vertical-align: middle;}

/*=============================================
=            Events Calendar Section          =
=============================================*/
.timeline-event-date {
  background-color: var(--color-accent);
  color: var(--color-text-light);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  font-weight: 700;
  display: inline-block;
  position: absolute;
  left: -2px;
  top: 5px;
  transform: translateX(-100%) translateX(-15px);
  white-space: nowrap;
}

.timeline-event-details h4 {
  color: var(--color-accent-dark);
  margin-top: 0;
  margin-bottom: var(--spacing-xs);
  font-size: 1.2rem;
}
.timeline-event-details p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/*=============================================
=            FAQ Section (Accordion)          =
=============================================*/
.accordion-item {
  background-color: var(--color-background-card);
  margin-bottom: var(--spacing-sm);
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-sm);
  transition: margin-bottom var(--transition-speed-fast);
}
.accordion-item[open] { margin-bottom: var(--spacing-md); }

.accordion-header {
  display: flex; justify-content: space-between; align-items: center;
  width: 100%; padding: var(--spacing-lg);
  font-family: var(--font-primary); font-size: 1.2rem; font-weight: 700;
  color: var(--color-text-darker); background-color: transparent;
  border: none; text-align: left; cursor: pointer; position: relative;
}
.accordion-header:hover { background-color: rgba(0,0,0,0.02); }
.accordion-header::-webkit-details-marker { display: none; }
.accordion-header::marker { display: none; }
.accordion-header::after {
  content: '+'; font-size: 1.8rem; color: var(--color-primary);
  transition: transform var(--transition-speed-normal) var(--transition-timing-function);
  margin-left: var(--spacing-md);
}
.accordion-item[open] .accordion-header::after { transform: rotate(45deg); content: '×';}
.accordion-content {
  padding: 0 var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
  color: var(--color-text-medium); font-size: 1rem; overflow: hidden;
}
.accordion-content p:last-child { margin-bottom: 0; }
.accordion-item[open] .accordion-content { animation: fadeInAccordion var(--transition-speed-slow) var(--transition-timing-function); }
@keyframes fadeInAccordion { from { opacity: 0; max-height: 0; } to { opacity: 1; max-height: 500px; } }

/*=============================================
=            External Links Section           =
=============================================*/
.resource-list {
    list-style: none; padding-left: 0;
    display: grid; grid-template-columns: 1fr; gap: var(--spacing-md);
}
@media (min-width: 768px) { .resource-list { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-lg); } }
.resource-list li {
    background-color: var(--color-background-card); padding: var(--spacing-lg);
    border-radius: var(--border-radius-md); box-shadow: var(--box-shadow-sm);
    transition: transform var(--transition-speed-normal) var(--transition-timing-function),
                box-shadow var(--transition-speed-normal) var(--transition-timing-function);
}
.resource-list li:hover { transform: translateY(-3px); box-shadow: var(--box-shadow-md); }
.resource-list li a {
    font-weight: 700; color: var(--color-primary); text-decoration: none; display: block;
}
.resource-list li a::after {
    content: '↗'; margin-left: var(--spacing-xs); font-size: 0.9em;
    display: inline-block; transition: transform var(--transition-speed-fast);
}
.resource-list li a:hover { color: var(--color-primary-dark); }
.resource-list li a:hover::after { transform: translate(2px, -2px); }

/*=============================================
=            Contact Section                  =
=============================================*/
.contact-section {
  background-size: cover; background-position: center; background-repeat: no-repeat;
  color: var(--color-text-light);
}
.contact-section .section-title,
.contact-section .section-intro {
    color: var(--color-text-light); text-shadow: var(--text-shadow-light);
}
.contact-container {
    display: grid; grid-template-columns: 1fr;
    gap: var(--spacing-xxl); align-items: flex-start;
}

.contact-form-wrapper {
  background-color: rgba(255, 255, 255, 0.1); backdrop-filter: blur(5px); -webkit-backdrop-filter: blur(5px);
  padding: var(--spacing-xl); border-radius: var(--border-radius-lg);
}
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form textarea {
    background-color: rgba(255, 255, 255, 0.9); color: var(--color-text-dark);
    border-color: #dee2e6;
}
.contact-form input[type="text"]::placeholder,
.contact-form input[type="email"]::placeholder,
.contact-form input[type="tel"]::placeholder,
.contact-form textarea::placeholder { color: var(--color-text-subtle); }
.contact-form input[type="text"]:focus,
.contact-form input[type="email"]:focus,
.contact-form input[type="tel"]:focus,
.contact-form textarea:focus {
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.3);
}
.contact-details { color: var(--color-text-light); }
.contact-details h3 { color: var(--color-text-light); margin-bottom: var(--spacing-md); }
.contact-details p { margin-bottom: var(--spacing-sm); line-height: 1.8; }
.contact-details strong { color: var(--color-secondary); }
.contact-details a { color: var(--color-secondary); font-weight: 700; }
.contact-details a:hover { color: var(--color-secondary-dark); text-decoration: underline; }

/*=============================================
=            Footer                           =
=============================================*/
.site-footer {
  background-color: var(--color-text-darker); color: var(--color-text-subtle);
  padding: var(--spacing-xl) 0; font-size: 0.9rem;
}
.footer-container {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}
.footer-column h4 { color: var(--color-text-light); margin-bottom: var(--spacing-md); font-size: 1.2rem; }
.footer-column p { margin-bottom: var(--spacing-sm); line-height: 1.6; }
.footer-column ul { list-style: none; padding-left: 0; }
.footer-column ul li { margin-bottom: var(--spacing-sm); }
.footer-column ul a {
  color: var(--color-text-subtle); text-decoration: none;
  transition: color var(--transition-speed-fast) var(--transition-timing-function);
}
.footer-column ul a:hover { color: var(--color-secondary); }

/*=============================================
=            Responsive Design                =
=============================================*/
@media (max-width: 991px) { /* Tablets and below */
  .hero-title { font-size: 2.6rem; } .hero-subtitle { font-size: 1.1rem; }
  h1 { font-size: 2.4rem; } h2 { font-size: 1.9rem; }
}

@media (max-width: 767px) { /* Mobile devices */
  html { font-size: 15px; }
  .header-container { position: relative; }
  .main-navigation .nav-list {
    display: none; flex-direction: column; position: absolute;
    top: calc(var(--header-height) - var(--spacing-sm)*2); left: 0; width: 100%;
    background-color: var(--color-background-body); box-shadow: var(--box-shadow-md);
    padding: var(--spacing-md) 0; border-top: 1px solid var(--color-border);
  }
  .main-navigation .nav-list.is-open { display: flex; }
  .main-navigation .nav-list li { margin-left: 0; width: 100%; text-align: center; }
  .main-navigation .nav-list a { display: block; padding: var(--spacing-md); border-bottom: 1px solid var(--color-border); }
  .main-navigation .nav-list li:last-child a { border-bottom: none; }
  .main-navigation .nav-list a::after { display: none; }
  .menu-toggle { display: block; }
  .hero-section { min-height: 70vh; }
  .hero-title { font-size: 2rem; } .hero-subtitle { font-size: 1rem; }
  .section-padding { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }
  .section-padding-large { padding-top: var(--spacing-xxl); padding-bottom: var(--spacing-xxl); }
  .services-grid, .portfolio-grid, .webinars-grid { grid-template-columns: 1fr; }
  .timeline-event-date { position: static; transform: none; margin-bottom: var(--spacing-xs); display: inline-block; }
  .timeline-innovation, .timeline-events { padding-left: var(--spacing-sm); }
  .timeline-innovation li, .timeline-events .timeline-event-item { padding-left: var(--spacing-md); }
  .timeline-innovation li span { left: -10px; width: 25px; height: 25px; line-height: 25px; font-size: 0.8rem; }
  .timeline-innovation li { padding-left: var(--spacing-lg); text-indent: 0; } /* Adjusted for mobile */
  .contact-container { grid-template-columns: 1fr; }
  .contact-form-wrapper { padding: var(--spacing-lg); }
  .footer-container { text-align: center; }
  .footer-column { margin-bottom: var(--spacing-lg); }
  .footer-column:last-child { margin-bottom: 0; }
}

.team-grid,
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 30px;
}

@media (max-width:600px){
    .team-grid,
    .testimonials-grid,
    .gallery-grid {
grid-template-columns: 1fr;
    }
}

.cta-button {
  margin-left: auto;
  margin-right: auto;
  display: flex;
  width: max-content;
}