/* HappyProjects.center - Main Stylesheet */

/* CSS Custom Properties - Design System */
:root {
  /* Colors - Vibrant Student-Focused Palette */
  --color-primary: #6366F1;        /* Indigo - confident, tech-forward */
  --color-secondary: #10B981;     /* Emerald - fresh, growth-oriented */
  --color-accent: #F59E0B;        /* Amber - energetic, attention-grabbing for CTAs */
  --color-neutral-dark: #1E293B;  /* Slate - professional, readable */
  --color-neutral-light: #F8FAFC; /* Slate 50 - clean background */
  --color-text: #0F172A;          /* Slate 900 - high contrast */
  --color-text-light: #64748B;    /* Slate 500 - readable hierarchy */
  --color-background: #FFFFFF;
  --color-border: #E2E8F0;        /* Slate 200 */
  
  /* Typography */
  --font-heading: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  
  /* Spacing (8px base unit) */
  --spacing-xs: 0.5rem;   /* 8px */
  --spacing-sm: 1rem;     /* 16px */
  --spacing-md: 1.5rem;   /* 24px */
  --spacing-lg: 2rem;     /* 32px */
  --spacing-xl: 3rem;     /* 48px */
  --spacing-2xl: 4rem;    /* 64px */
  --spacing-3xl: 5rem;    /* 80px */
  
  /* Typography Scale */
  --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: 2rem;      /* 32px */
  --font-size-4xl: clamp(2rem, 4vw, 3rem);      /* 32px - 48px */
  --font-size-5xl: clamp(2.5rem, 5vw, 4rem);    /* 40px - 64px */
  
  /* Line Heights */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Border Radius */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.5rem;   /* 8px */
  --radius-lg: 1rem;     /* 16px */
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Animation Durations */
  --animation-fast: 300ms;
  --animation-base: 400ms;
  --animation-slow: 500ms;
  
  /* Container */
  --container-max-width: 1200px;
  --container-padding: var(--spacing-sm);
}

/* Animation Keyframes */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translate3d(0, 30px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translate3d(-30px, 0, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes ripple {
  0% {
    transform: scale(0);
    opacity: 1;
  }
  100% {
    transform: scale(4);
    opacity: 0;
  }
}

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

/* Animated Arrow Bullet - Left-Right-Right-Left Loop */
@keyframes arrowSlide {
  0% {
    transform: translateX(-4px);
  }
  25% {
    transform: translateX(4px);
  }
  50% {
    transform: translateX(4px);
  }
  75% {
    transform: translateX(-4px);
  }
  100% {
    transform: translateX(-4px);
  }
}

/* Subtle Hero Title Animation */
@keyframes heroTitleGlow {
  0%, 100% {
    text-shadow: 0 0 0 rgba(99, 102, 241, 0);
  }
  50% {
    text-shadow: 0 0 20px rgba(99, 102, 241, 0.15), 0 0 40px rgba(99, 102, 241, 0.1);
  }
}

@keyframes heroTitleFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-2px);
  }
}

/* Animation Utility Classes */
.animate-on-scroll {
  opacity: 0;
  transform: translate3d(0, 30px, 0);
  transition: opacity var(--animation-base) ease-out, transform var(--animation-base) ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.animate-fade-in {
  animation: fadeInUp var(--animation-base) ease-out forwards;
}

.animate-scale-in {
  animation: scaleIn var(--animation-base) ease-out forwards;
}

.animate-slide-left {
  animation: slideInLeft var(--animation-base) ease-out forwards;
}

/* Animated Arrow Bullet Styles */
.animated-arrow-bullet {
  position: absolute;
  left: 0;
  color: var(--color-primary);
  display: inline-block;
  animation: arrowSlide 2.5s ease-in-out infinite;
  will-change: transform;
  font-weight: bolder;
  font-size: 1.3em;
  line-height: 1;
  transform: translateZ(0);
}

.animated-arrow-bullet::before {
  content: '➣';
  display: inline-block;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }
  
  .animated-arrow-bullet {
    animation: none;
  }
}

/* Base Styles */
html {
  scroll-behavior: smooth;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  width: 100%;
  overflow-x: hidden;
  margin: 0;
  padding: 0;
  padding-top: 72px; /* Account for fixed navbar */
}

main {
  width: 100%;
  box-sizing: border-box;
}

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

a {
  color: var(--color-primary);
  transition: color var(--transition-fast);
}

a:hover, a:focus {
  color: var(--color-accent);
  outline: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  box-sizing: border-box;
}

/* Header & Navigation */
.header {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  width: 100%;
  box-sizing: border-box;
  transition: all var(--transition-base);
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--container-padding);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.logo img {
  height: 40px;
  width: auto;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--spacing-xs);
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 24px;
  height: 3px;
  background: var(--color-neutral-dark);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
  padding: var(--spacing-md);
  transform: translateZ(0);
}

.nav[aria-hidden="false"] {
  display: block;
  animation: slideDown var(--animation-fast) ease-out;
}

.nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.nav__item {
  list-style: none;
}

.nav__link {
  display: block;
  padding: var(--spacing-sm);
  color: var(--color-text);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
  transform: translateZ(0);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--spacing-sm);
  right: var(--spacing-sm);
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base) ease-out;
}

.nav__link:hover,
.nav__link:focus {
  background: rgba(99, 102, 241, 0.1);
  color: var(--color-primary);
  outline: none;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.nav__link:hover::after,
.nav__link--active::after {
  transform: scaleX(1);
}

.nav__link--active {
  color: var(--color-primary);
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-weight: 600;
  text-align: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  font-size: var(--font-size-base);
  line-height: 1.5;
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
  will-change: transform;
  vertical-align: middle;
  box-sizing: border-box;
}

.btn::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;
}

.btn:active::before {
  width: 300px;
  height: 300px;
}

.btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-background);
}

.btn--primary:hover {
  background: var(--color-primary);
  transform: translateY(-2px) scale(1.05) translateZ(0);
  box-shadow: 0 8px 16px -4px rgba(99, 102, 241, 0.4);
}

.btn--primary:active {
  transform: translateY(0) scale(0.98) translateZ(0);
}

.btn--secondary {
  background: var(--color-secondary);
  color: var(--color-background);
}

.btn--secondary:hover {
  background: #059669;
  transform: translateY(-2px) scale(1.05) translateZ(0);
  box-shadow: 0 8px 16px -4px rgba(16, 185, 129, 0.4);
}

.btn--secondary:active {
  transform: translateY(0) scale(0.98) translateZ(0);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-background);
  transform: translateY(-2px) scale(1.05) translateZ(0);
  box-shadow: 0 8px 16px -4px rgba(99, 102, 241, 0.3);
}

.btn--outline:active {
  transform: translateY(0) scale(0.98) translateZ(0);
}

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

.btn--whatsapp {
  background: #25D366;
  color: var(--color-background);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.btn--whatsapp:hover {
  background: #20BA5A;
  transform: translateY(-2px) scale(1.05) translateZ(0);
  box-shadow: 0 8px 16px -4px rgba(37, 211, 102, 0.4);
}

.btn--whatsapp:active {
  transform: translateY(0) scale(0.98) translateZ(0);
}

/* Hero Section */
.hero {
  padding: var(--spacing-2xl) var(--container-padding);
  text-align: center;
  background: linear-gradient(135deg, 
    rgba(99, 102, 241, 0.05) 0%, 
    rgba(16, 185, 129, 0.08) 50%, 
    rgba(245, 158, 11, 0.05) 100%);
  background-attachment: fixed;
  position: relative;
  width: 100%;
  box-sizing: border-box;
  transform: translateZ(0);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(245, 158, 11, 0.08) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.hero__wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.hero__image {
  flex-shrink: 0;
  width: 100%;
  max-width: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  animation: fadeInUp var(--animation-base) ease-out 0.2s forwards;
  transform: translateZ(0);
}

.hero__gif {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: contain;
  border-radius: var(--radius-lg);
  transform: translateZ(0);
}

.hero__content {
  max-width: 800px;
  width: 100%;
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero__title {
  margin-bottom: var(--spacing-md);
  color: var(--color-neutral-dark);
  opacity: 0;
  transform: translateZ(0);
  min-height: 1.2em;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  line-height: 1.2;
  animation: fadeInUp var(--animation-base) ease-out 0.6s forwards;
  /* animation: heroTitleFloat 4s ease-in-out infinite, heroTitleGlow 3s ease-in-out infinite; */
  will-change: transform;
}



.hero__subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
  line-height: var(--line-height-relaxed);
  opacity: 0;
  animation: fadeInUp var(--animation-base) ease-out 1s forwards;
  transform: translateZ(0);
}

.hero__cta {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
  opacity: 0;
  animation: fadeInUp var(--animation-base) ease-out 1.4s forwards;
  transform: translateZ(0);
}

.hero__cta .btn {
  opacity: 0;
  animation: fadeInUp var(--animation-base) ease-out forwards;
  transform: translateZ(0);
}

.hero__cta .btn:nth-child(1) {
  animation-delay: 0.9s;
}

.hero__cta .btn:nth-child(2) {
  animation-delay: 1s;
}

/* Button Groups - Perfect Alignment */
.btn-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  width: 100%;
}

@media (min-width: 768px) {
  .btn-group {
    flex-direction: row;
    gap: var(--spacing-md);
  }
}

/* Ensure buttons in button groups are perfectly aligned */
.btn-group .btn {
  flex-shrink: 0;
  min-width: fit-content;
  white-space: nowrap;
}

/* CTA sections with buttons - ensure perfect alignment */
section .text-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

@media (min-width: 768px) {
  section .text-center {
    flex-direction: row;
    justify-content: center;
    gap: var(--spacing-md);
  }
  
  section .text-center .btn {
    flex-shrink: 0;
    white-space: nowrap;
    vertical-align: middle;
    height: auto;
    min-height: 48px; /* Ensure consistent button height */
  }
}

/* Cards */
.card {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  border: 1px solid var(--color-border);
  transform: translateZ(0);
  will-change: transform;
}

.card:hover {
  transform: translateY(-8px) scale(1.02) translateZ(0);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  border-color: var(--color-primary);
}

.card__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-neutral-dark);
}

.card__text {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.card__link {
  color: var(--color-primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid--2 {
  grid-template-columns: 1fr;
}

.grid--3 {
  grid-template-columns: 1fr;
}

.grid--4 {
  grid-template-columns: 1fr;
}

/* Staggered animation delays for grid items */
.grid .card:nth-child(1) { animation-delay: 0.1s; }
.grid .card:nth-child(2) { animation-delay: 0.2s; }
.grid .card:nth-child(3) { animation-delay: 0.3s; }
.grid .card:nth-child(4) { animation-delay: 0.4s; }
.grid .card:nth-child(5) { animation-delay: 0.5s; }
.grid .card:nth-child(6) { animation-delay: 0.6s; }
.grid .card:nth-child(7) { animation-delay: 0.7s; }
.grid .card:nth-child(8) { animation-delay: 0.8s; }
.grid .card:nth-child(9) { animation-delay: 0.9s; }
.grid .card:nth-child(10) { animation-delay: 1s; }
.grid .card:nth-child(11) { animation-delay: 1.1s; }
.grid .card:nth-child(12) { animation-delay: 1.2s; }

/* Sections */
.section {
  padding: var(--spacing-2xl) var(--container-padding);
  width: 100%;
  box-sizing: border-box;
}

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

.section__header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section__title {
  margin-bottom: var(--spacing-sm);
  transform: translateZ(0);
}

.section__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
  transform: translateZ(0);
}

/* Process Steps */
.process {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.process__step {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.process__number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-background);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: 700;
  animation: pulse 2s ease-in-out infinite;
  transform: translateZ(0);
  will-change: transform;
}

.process__content {
  transform: translateZ(0);
}

.process__content h3 {
  margin-bottom: var(--spacing-xs);
}

/* Forms */
.form {
  max-width: 600px;
  margin: 0 auto;
}

.form__group {
  margin-bottom: var(--spacing-md);
}

.form__label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--color-neutral-dark);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form__textarea {
  min-height: 120px;
  resize: vertical;
}

.form__error {
  color: #DC2626;
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
  display: none;
}

.form__error--show {
  display: block;
}

/* FAQ */
.faq__list {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  margin-bottom: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq__question {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--color-background);
  text-align: left;
  font-weight: 600;
  font-size: var(--font-size-lg);
  color: var(--color-neutral-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.faq__question:hover,
.faq__question:focus {
  background: var(--color-neutral-light);
  outline: none;
}

.faq__question::after {
  content: '+';
  font-size: var(--font-size-2xl);
  color: var(--color-primary);
  transition: transform var(--transition-base);
}

.faq__item[aria-expanded="true"] .faq__question::after {
  transform: rotate(45deg);
}

.faq__answer {
  padding: 0 var(--spacing-md);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base), padding var(--transition-base);
}

.faq__item[aria-expanded="true"] .faq__answer {
  padding: var(--spacing-md);
  max-height: 1000px;
}

/* Footer */
.footer {
  background: var(--color-neutral-dark);
  color: var(--color-background);
  /* padding: var(--spacing-2xl) var(--container-padding) var(--spacing-xl) */
  padding: 40px 10px 20px 10px;
  width: 100%;
  box-sizing: border-box;
  /* margin-top: var(--spacing-3xl); */
}

.footer__content {
  max-width: var(--container-max-width);
  margin: 0 auto;
  display: grid;
  gap: var(--spacing-xl);
  grid-template-columns: 1fr;
}

.footer__section {
  display: flex;
  flex-direction: column;
}

.footer__section h3 {
  color: var(--color-background);
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-tight);
}

.footer__section p {
  color: rgb(255, 255, 255) !important;
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  margin: 0;
  max-width: 300px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer__links li {
  margin: 0;
  padding: 0;
}

.footer__link {
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  text-decoration: none;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer__link:hover,
.footer__link:focus {
  color: var(--color-primary);
  outline: none;
  transform: translateX(4px);
}

.footer__links li:not(:has(a)) {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin-top: var(--spacing-xs);
}

/* Footer Social Media Icons */
.footer__social {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
}

.footer__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transition: all var(--transition-base);
  transform: translateZ(0);
  will-change: transform;
  text-decoration: none;
}

.footer__social-link:hover,
.footer__social-link:focus {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px) scale(1.1) translateZ(0);
  outline: none;
}

.footer__social-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.footer__social-link:hover .footer__social-icon,
.footer__social-link:focus .footer__social-icon {
  transform: scale(1.15);
  opacity: 0.9;
}

.footer__bottom {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  text-align: center;
  color: rgb(255, 255, 255) !important;
  font-size: var(--font-size-sm);
}

/* Breadcrumbs */
.breadcrumbs {
  padding: var(--spacing-sm) var(--container-padding);
  background: var(--color-neutral-light);
  font-size: var(--font-size-sm);
  width: 100%;
  box-sizing: border-box;
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.breadcrumbs__item::after {
  content: '/';
  margin-left: var(--spacing-xs);
  color: var(--color-text-light);
}

.breadcrumbs__item:last-child::after {
  display: none;
}

.breadcrumbs__link {
  color: var(--color-text-light);
}

.breadcrumbs__link:hover {
  color: var(--color-primary);
}

.breadcrumbs__current {
  color: var(--color-text);
  font-weight: 600;
}

/* Responsive Design - Tablet */
@media (min-width: 768px) {
  :root {
    --container-padding: var(--spacing-lg);
  }
  
  .nav-toggle {
    display: none;
  }
  
  .nav {
    display: block;
    position: static;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-bottom: none;
    box-shadow: none;
    padding: 0;
  }
  
  .nav__list {
    flex-direction: row;
    gap: var(--spacing-md);
  }
  
  .nav__link {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .hero__wrapper {
    flex-direction: row;
    align-items: center;
    text-align: left;
    gap: var(--spacing-2xl);
  }
  
  .hero__image {
    flex: 0 0 40%;
    max-width: 500px;
    order: 1;
  }
  
  .hero__content {
    flex: 1;
    text-align: left;
    order: 2;
  }
  
  .hero__title {
    text-align: left;
    justify-content: flex-start;
  }
  
  .hero__subtitle {
    text-align: left;
  }
  
  .hero__cta {
    flex-direction: row;
    justify-content: flex-start;
  }
  
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .process {
    flex-direction: row;
    flex-wrap: wrap;
  }
  
  .process__step {
    flex: 1 1 calc(50% - var(--spacing-lg));
  }
  
  .footer__content {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
}

/* Responsive Design - Desktop */
@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .process__step {
    flex: 1 1 calc(33.333% - var(--spacing-lg));
  }
  
  .footer__content {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
  }
  
  .footer__section p {
    max-width: none;
  }
}

/* Floating WhatsApp Button */
@keyframes whatsappPulse {
  0% {
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  }
  50% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.6), 0 0 0 10px rgba(37, 211, 102, 0.1);
  }
  100% {
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  }
}

.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  /* background: #25D366; */
  /* border-radius: 50%; */
  display: flex;
  align-items: center;
  justify-content: center;
  /* box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4); */
  z-index: 1000;
  /* transition: all var(--transition-base); */
  transform: translateZ(0);
  will-change: transform;
  text-decoration: none;
  overflow: hidden;
  /* animation: whatsappPulse 2s ease-in-out infinite; */
}

.whatsapp-float:hover {
  transform: scale(1.3) translateZ(0);
  /* box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
  background: #20BA5A;
  animation: none; */
}

.whatsapp-float:active {
  transform: scale(0.95) translateZ(0);
}

.whatsapp-float__icon {
  width: 46px;
  height: 46px;
  border-radius: 30%;
  object-fit: contain;
  animation: whatsappPulse 2s ease-in-out infinite;
  /* filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2)); */
}

/* Responsive Design - Large Desktop */
@media (min-width: 1280px) {
  :root {
    --container-padding: var(--spacing-xl);
  }
}

/* Mobile adjustments for WhatsApp button */
@media (max-width: 768px) {
  .whatsapp-float {
    width: 56px;
    height: 56px;
    bottom: 36px;
    right: 36px;
  }
  
  .whatsapp-float__icon {
    width: 46px;
    height: 46px;
  }
}