/* 
 * Myvontera - Main Stylesheet
 * A clean, minimal design for a high-protein diet website
 */

/* ===== Variables ===== */
:root {
  /* Colors */
  --color-background: #FFFFFF;
  --color-accent: #004643;
  --color-button: #F9BC60;
  --color-text: #001E1D;
  --color-text-light: #667574;
  --color-border: #e0e0e0;
  --color-error: #e63946;
  --color-success: #2a9d8f;
  
  /* Typography */
  --font-primary: 'Ubuntu', sans-serif;
  --font-secondary: 'Inter', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 5rem;
  
  /* Borders */
  --border-radius: 0;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Breakpoints */
  --breakpoint-sm: 576px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 992px;
  --breakpoint-xl: 1200px;
}

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

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

body {
  background-color: var(--color-background);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%23004643' fill-opacity='0.05' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E");
  color: var(--color-text);
  font-family: var(--font-secondary);
  font-size: 1rem;
  line-height: 1.5;
}

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

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

a:hover,
a:focus {
  color: var(--color-text);
  text-decoration: underline;
}

ul {
  list-style: none;
}

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

h1 {
  font-size: 2.5rem;
  text-align: center;
}

h2 {
  font-size: 2rem;
  margin-bottom: var(--space-xl);
  position: relative;
  text-align: center;
}

h2::after {
  background-color: var(--color-accent);
  bottom: -10px;
  content: "";
  height: 3px;
  left: 50%;
  position: absolute;
  transform: translateX(-50%);
  width: 60px;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

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

.section-intro {
  color: var(--color-text-light);
  font-size: 1.125rem;
  margin-bottom: var(--space-lg);
  max-width: 800px;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Layout ===== */
.container {
  margin: 0 auto;
  max-width: 1200px;
  padding: 0 var(--space-md);
  width: 100%;
}

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

.content-grid {
  align-items: center;
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .content-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .content-grid.reverse {
    grid-template-areas: "image content";
  }
  
  .content-grid.reverse .image-content {
    grid-area: image;
  }
  
  .content-grid.reverse .text-content {
    grid-area: content;
  }
}

/* ===== Accessibility ===== */
.skip-to-content {
  background: var(--color-accent);
  color: white;
  font-weight: 700;
  left: 50%;
  padding: var(--space-sm) var(--space-md);
  position: absolute;
  top: -100px;
  transform: translateX(-50%);
  transition: top var(--transition-fast);
  z-index: 100;
}

.skip-to-content:focus {
  top: 0;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===== Header ===== */
header {
  background-color: var(--color-background);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  align-items: center;
  display: flex;
  justify-content: space-between;
  padding: var(--space-md) 0;
}

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

.main-menu {
  display: none;
}

@media (min-width: 768px) {
  .main-menu {
    display: flex;
    gap: var(--space-lg);
  }
  
  .main-menu a {
    font-family: var(--font-primary);
    font-weight: 500;
    padding: var(--space-xs) 0;
    position: relative;
  }
  
  .main-menu a::after {
    background-color: var(--color-accent);
    bottom: 0;
    content: "";
    height: 2px;
    left: 0;
    position: absolute;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-medium);
    width: 100%;
  }
  
  .main-menu a:hover::after,
  .main-menu a:focus::after {
    transform: scaleX(1);
    transform-origin: left;
  }
}

/* ===== Buttons ===== */
.btn {
  background: none;
  border: none;
  cursor: pointer;
  display: inline-block;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 500;
  padding: var(--space-sm) var(--space-lg);
  text-align: center;
  transition: all var(--transition-fast);
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-accent);
  color: white;
  text-decoration: none;
}

.btn-secondary {
  background-color: transparent;
  border: 2px solid var(--color-accent);
  color: var(--color-accent);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-accent);
  color: white;
  text-decoration: none;
}

/* ===== Hero Section ===== */
.hero {
  padding: var(--space-xxl) 0;
  position: relative;
}

.hero .container {
  align-items: center;
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: 1fr;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.hero-slogan {
  color: var(--color-text-light);
  font-family: var(--font-primary);
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
}

.hero-stats {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin-bottom: var(--space-lg);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  color: var(--color-accent);
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.stat-text {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

@media (min-width: 992px) {
  .hero .container {
    grid-template-columns: 1fr 1fr;
  }
  
  .hero h1 {
    font-size: 3.5rem;
  }
}

/* ===== Why Protein Matters Section ===== */
.protein-matters {
  background-color: #f9f9f9;
}

.benefits-list {
  display: grid;
  gap: var(--space-lg);
}

.benefits-list li {
  align-items: flex-start;
  display: flex;
  gap: var(--space-md);
}

.benefits-list .material-icons {
  background-color: var(--color-accent);
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  height: 3rem;
  line-height: 3rem;
  min-width: 3rem;
  text-align: center;
  width: 3rem;
}

.benefits-list h3 {
  margin-bottom: var(--space-xs);
}

/* ===== Meal Planning Section ===== */
.planning-features {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  margin-bottom: var(--space-lg);
}

.feature-card {
  background-color: #f9f9f9;
  padding: var(--space-lg);
}

.feature-card h3 {
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.sample-plan {
  background-color: #f9f9f9;
  margin-top: var(--space-md);
  padding: var(--space-lg);
}

.meal-plan-list li {
  margin-bottom: var(--space-sm);
}

/* ===== Recipes Section ===== */
.recipes {
  background-color: #f9f9f9;
  text-align: center;
}

.recipe-grid {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  margin-bottom: var(--space-xl);
}

.recipe-card {
  background-color: white;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  text-align: left;
  transition: transform var(--transition-fast);
}

.recipe-card:hover {
  transform: translateY(-5px);
}

.recipe-image {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  width: 100%;
}

.recipe-content {
  padding: var(--space-lg);
}

.recipe-content h3 {
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.recipe-tag {
  background-color: #f0f0f0;
  display: inline-block;
  font-size: 0.75rem;
  margin-right: var(--space-xs);
  margin-top: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
}

.substitutions {
  background-color: white;
  box-shadow: var(--shadow-md);
  padding: var(--space-lg);
  text-align: left;
}

.substitution-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.substitution-item h4 {
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

/* ===== Testimonials Section ===== */
.testimonials {
  text-align: center;
}

.testimonial-slider {
  margin-bottom: var(--space-md);
  position: relative;
}

.testimonial-card {
  align-items: center;
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: 1fr;
  margin: 0 auto;
  max-width: 800px;
}

.testimonial-image {
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  max-width: 150px;
  object-fit: cover;
}

.testimonial-content {
  text-align: left;
}

blockquote {
  font-style: italic;
  margin-bottom: var(--space-md);
  position: relative;
}

blockquote p::before {
  color: var(--color-accent);
  content: open-quote;
  font-size: 2.5rem;
  line-height: 0;
  margin-right: 0.25rem;
  vertical-align: -0.4em;
}

blockquote p::after {
  color: var(--color-accent);
  content: close-quote;
  font-size: 2.5rem;
  line-height: 0;
  margin-left: 0.25rem;
  vertical-align: -0.4em;
}

cite {
  color: var(--color-text-light);
  display: block;
  font-style: normal;
  font-weight: 500;
}

.testimonial-controls {
  align-items: center;
  display: flex;
  justify-content: center;
  gap: var(--space-md);
}

.testimonial-prev,
.testimonial-next {
  background-color: transparent;
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  color: var(--color-accent);
  cursor: pointer;
  height: 40px;
  transition: all var(--transition-fast);
  width: 40px;
}

.testimonial-prev:hover,
.testimonial-next:hover,
.testimonial-prev:focus,
.testimonial-next:focus {
  background-color: var(--color-accent);
  color: white;
}

@media (min-width: 768px) {
  .testimonial-card {
    grid-template-columns: auto 1fr;
  }
}

/* ===== Transformations Section ===== */
.transformations {
  background-color: #f9f9f9;
  text-align: center;
}

.transformation-grid {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.transformation-card {
  background-color: white;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  text-align: left;
}

.transformation-image {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  width: 100%;
}

.transformation-content {
  padding: var(--space-lg);
}

.transformation-content h3 {
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.transformation-detail {
  color: var(--color-text-light);
  font-size: 0.875rem;
  font-style: italic;
  margin-top: var(--space-sm);
}

/* ===== Macro Calculator Section ===== */
.macro-calculator {
  text-align: center;
}

.calculator-container {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: 1fr;
  margin: 0 auto;
  max-width: 1000px;
}

.calculator-form {
  background-color: #f9f9f9;
  padding: var(--space-lg);
  text-align: left;
}

.form-group {
  margin-bottom: var(--space-md);
}

label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

input[type="number"],
input[type="text"],
input[type="email"],
input[type="tel"],
select {
  background-color: white;
  border: 1px solid var(--color-border);
  font-family: var(--font-secondary);
  font-size: 1rem;
  padding: var(--space-sm);
  width: 100%;
}

.calculator-results {
  background-color: white;
  box-shadow: var(--shadow-md);
}

.result-container {
  padding: var(--space-lg);
  text-align: center;
}

.protein-result {
  align-items: baseline;
  display: flex;
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 700;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.unit {
  font-size: 1.25rem;
  font-weight: 400;
  margin-left: var(--space-xs);
}

.result-explanation {
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

.protein-visual {
  margin-top: var(--space-lg);
  text-align: left;
}

.meal-distribution {
  margin-top: var(--space-md);
}

.meal-item {
  align-items: center;
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: 100px 1fr 50px;
  margin-bottom: var(--space-sm);
}

.meal-name {
  font-weight: 500;
}

.meal-bar {
  background-color: #f0f0f0;
  height: 20px;
  position: relative;
  width: 100%;
}

.meal-fill {
  background-color: var(--color-accent);
  height: 100%;
  left: 0;
  position: absolute;
  top: 0;
}

.meal-amount {
  color: var(--color-accent);
  font-weight: 700;
  text-align: right;
}

@media (min-width: 768px) {
  .calculator-container {
    grid-template-columns: 1fr 1fr;
  }
}

/* ===== FAQ Section ===== */
.faq {
  background-color: #f9f9f9;
}

.faq-container {
  margin: 0 auto;
  max-width: 800px;
}

.faq-item {
  background-color: white;
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  align-items: center;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  font-family: var(--font-primary);
  font-size: 1.125rem;
  font-weight: 500;
  justify-content: space-between;
  padding: var(--space-lg);
  text-align: left;
  width: 100%;
}

.faq-question:hover,
.faq-question:focus {
  color: var(--color-accent);
}

.faq-question[aria-expanded="true"] .material-icons {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 var(--space-lg) var(--space-lg) var(--space-lg);
}

/* ===== Contact Section ===== */
.contact-container {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: 1fr;
}

.contact-info {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.info-item {
  align-items: flex-start;
  display: flex;
  gap: var(--space-md);
}

.info-item .material-icons {
  background-color: var(--color-accent);
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  height: 3rem;
  line-height: 3rem;
  min-width: 3rem;
  text-align: center;
  width: 3rem;
}

.info-item h3 {
  margin-bottom: var(--space-xs);
}

.contact-form {
  background-color: #f9f9f9;
  padding: var(--space-lg);
}

textarea {
  background-color: white;
  border: 1px solid var(--color-border);
  font-family: var(--font-secondary);
  font-size: 1rem;
  padding: var(--space-sm);
  resize: vertical;
  width: 100%;
}

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

.form-privacy input {
  margin-top: 0.25rem;
}

.form-privacy label {
  display: inline;
  font-weight: 400;
}

.error-message {
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: var(--space-xs);
}

@media (min-width: 992px) {
  .contact-container {
    grid-template-columns: 1fr 2fr;
  }
}

/* ===== Footer ===== */
footer {
  background-color: var(--color-accent);
  color: white;
  padding: var(--space-xl) 0 var(--space-lg);
}

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

.footer-logo {
  filter: brightness(0) invert(1);
  height: 30px;
  margin-bottom: var(--space-md);
  width: auto;
}

.footer-column h3 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--space-md);
  position: relative;
}

.footer-column h3::after {
  background-color: var(--color-button);
  bottom: -5px;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  width: 40px;
}

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

.footer-links a,
footer a {
  color: white;
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.footer-links a:hover,
.footer-links a:focus,
footer a:hover,
footer a:focus {
  color: white;
  opacity: 1;
  text-decoration: none;
}

address {
  font-style: normal;
}

address p {
  margin-bottom: var(--space-sm);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-md);
  text-align: center;
}

/* ===== Back to Top Button ===== */
.back-to-top {
  align-items: center;
  background-color: var(--color-button);
  bottom: var(--space-lg);
  box-shadow: var(--shadow-md);
  color: var(--color-text);
  display: flex;
  height: 50px;
  justify-content: center;
  opacity: 0;
  position: fixed;
  right: var(--space-lg);
  transition: all var(--transition-fast);
  transform: translateY(20px);
  visibility: hidden;
  width: 50px;
  z-index: 10;
}

.back-to-top:hover,
.back-to-top:focus {
  background-color: var(--color-accent);
  color: white;
  text-decoration: none;
}

.back-to-top.show {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}

/* ===== Legal Pages ===== */
.legal-page {
  padding: var(--space-xl) 0;
}

.legal-page h1 {
  font-size: 2.5rem;
  margin-bottom: var(--space-lg);
}

.legal-content {
  background-color: white;
  box-shadow: var(--shadow-sm);
  margin: 0 auto;
  max-width: 900px;
  padding: var(--space-lg);
}

.legal-content h2 {
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
  margin-top: var(--space-lg);
}

.legal-content h2::after {
  bottom: -5px;
  width: 40px;
}

.legal-content h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  margin-top: var(--space-md);
}

.legal-content p, 
.legal-content ul, 
.legal-content ol {
  margin-bottom: var(--space-md);
}

.legal-content ul, 
.legal-content ol {
  padding-left: var(--space-lg);
}

.legal-content li {
  margin-bottom: var(--space-xs);
}

.legal-content ul {
  list-style-type: disc;
}

.legal-content ol {
  list-style-type: decimal;
}

.legal-updated {
  color: var(--color-text-light);
  font-style: italic;
  margin-bottom: var(--space-lg);
}

.success-page {
  text-align: center;
}

.success-content {
  background-color: white;
  box-shadow: var(--shadow-sm);
  margin: 0 auto;
  max-width: 700px;
  padding: var(--space-xl);
}

.success-icon {
  color: var(--color-success);
  display: block;
  font-size: 4rem !important;
  margin: 0 auto var(--space-md);
}

/* ===== Media Queries ===== */
@media (min-width: 576px) {
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.5rem;
  }
  
  .legal-page h1 {
    font-size: 3rem;
  }
  
  .legal-content h2 {
    font-size: 2rem;
  }
  
  .legal-content h3 {
    font-size: 1.5rem;
  }
}

@media (min-width: 992px) {
  h1 {
    font-size: 3.5rem;
  }
  
  .legal-page h1 {
    font-size: 3.5rem;
  }
}


.image-content {
  height: 100%;
}

.image-content img {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}