/* 
 * Quantosylix - Yoga and Fitness for Stress Relief
 * Main Stylesheet
 */

/* ----------------------
 * Variables
 * ---------------------- */
:root {
  /* Colors */
  --color-bg: #E8F5E9;
  --color-accent: #4CAF50;
  --color-secondary: #81C784;
  --color-text: #1B5E20;
  --color-button: #388E3C;
  --color-light: #F1F8E9;
  --color-white: #FFFFFF;
  --color-gray: #758478;
  --color-error: #D32F2F;
  
  /* Typography */
  --font-base: 'Source Sans Pro', sans-serif;
  --font-title: 'Amatic SC', cursive;
  --font-size-base: 1rem;
  --font-size-small: 0.875rem;
  --font-size-large: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-xxl: 2rem;
  --font-size-hero: 3.5rem;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
  
  /* Borders */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Breakpoints */
  --bp-sm: 576px;
  --bp-md: 768px;
  --bp-lg: 992px;
  --bp-xl: 1200px;
}

/* ----------------------
 * Base Styles
 * ---------------------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

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

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

a:hover, a:focus {
  color: var(--color-button);
}

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

button {
  cursor: pointer;
  font-family: var(--font-base);
}

/* ----------------------
 * Accessibility
 * ---------------------- */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: var(--spacing-xs) var(--spacing-sm);
  z-index: 100;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}

*:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* ----------------------
 * Utilities
 * ---------------------- */
.section-title {
  font-size: var(--font-size-xxl);
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--color-accent);
  border-radius: var(--border-radius-sm);
}

/* ----------------------
 * Components
 * ---------------------- */

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-md);
  font-weight: 600;
  text-align: center;
  transition: all var(--transition-medium);
  border: none;
  cursor: pointer;
}

.btn--primary {
  background-color: var(--color-button);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover, .btn--primary:focus {
  background-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

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

.btn--secondary:hover, .btn--secondary:focus {
  background-color: var(--color-button);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: var(--spacing-md);
  right: var(--spacing-md);
  background-color: var(--color-button);
  color: var(--color-white);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-medium);
  z-index: 90;
  border: none;
  box-shadow: var(--shadow-md);
}

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

.back-to-top:hover, .back-to-top:focus {
  background-color: var(--color-accent);
  transform: translateY(-5px);
}

/* ----------------------
 * Layout
 * ---------------------- */

/* Container */
.header__container,
.hero__container,
.benefits__container,
.practices__container,
.stories__container,
.exercises__container,
.wellness__container,
.philosophy__container,
.faq__container,
.contact__container,
.footer__container,
.success__container,
.page__container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* Header */
.header {
  background-color: var(--color-white);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header__container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.header__logo {
  height: 60px;
  margin-bottom: var(--spacing-sm);
}

/* Navigation */
.nav {
  width: 100%;
}

.nav__toggle {
  display: block;
  width: 40px;
  height: 40px;
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  background: none;
  border: none;
  padding: 0;
}

.nav__toggle-bar {
  display: block;
  width: 30px;
  height: 3px;
  background-color: var(--color-text);
  margin: 6px auto;
  transition: all var(--transition-fast);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

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

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

.nav__menu {
  display: flex;
  flex-direction: column;
  list-style: none;
  width: 100%;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium);
}

.nav__toggle[aria-expanded="true"] + .nav__menu {
  max-height: 500px;
}

.nav__item {
  width: 100%;
  text-align: center;
}

.nav__link {
  display: block;
  padding: var(--spacing-xs) 0;
  color: var(--color-text);
  font-weight: 600;
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-medium);
}

.nav__link:hover::after, 
.nav__link:focus::after,
.nav__link--active::after {
  width: 50%;
}

/* Hero Section */
.hero {
  padding: var(--spacing-xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path d="M30,50 Q50,30 70,50 T100,50" fill="none" stroke="%2381C784" stroke-width="1" /></svg>') repeat;
  opacity: 0.1;
  z-index: -1;
}

.hero__container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.hero__content {
  text-align: center;
  max-width: 600px;
}

.hero__title {
  font-size: var(--font-size-hero);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.hero__subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-gray);
}

.hero__image-container {
  width: 100%;
  max-width: 500px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero__image {
  width: 100%;
  height: auto;
  transition: transform var(--transition-slow);
}

.hero__image:hover {
  transform: scale(1.05);
}

/* Benefits Section */
.benefits {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-light);
}

.benefits__spiral {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.benefits__item {
  background-color: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium);
}

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

.benefits__icon {
  width: 80px;
  height: 80px;
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-sm);
  font-size: var(--font-size-xl);
}

.benefits__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

/* Practices Section */
.practices {
  padding: var(--spacing-xl) 0;
}

.practices__zigzag {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.practices__item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: center;
}

.practices__content {
  flex: 1;
}

.practices__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

.practices__text {
  margin-bottom: var(--spacing-sm);
}

.practices__image-container {
  flex: 1;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.practices__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.practices__image:hover {
  transform: scale(1.05);
}

/* Stories Section */
.stories {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-light);
}

.stories__masonry {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.stories__item {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.stories__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.stories__content {
  padding: var(--spacing-md);
}

.stories__name {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

.stories__quote {
  font-style: italic;
  position: relative;
  padding-left: var(--spacing-sm);
}

.stories__quote::before {
  content: '"';
  position: absolute;
  left: 0;
  top: 0;
  font-size: var(--font-size-xxl);
  color: var(--color-accent);
  line-height: 1;
}

/* Exercises Section */
.exercises {
  padding: var(--spacing-xl) 0;
}

.exercises__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.exercises__item {
  background-color: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform var(--transition-medium);
}

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

.exercises__icon {
  width: 70px;
  height: 70px;
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-sm);
  font-size: var(--font-size-xl);
}

.exercises__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

/* Wellness Tips Section */
.wellness {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-light);
}

.wellness__overlap {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.wellness__item {
  background-color: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  position: relative;
  z-index: 1;
}

.wellness__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

/* Philosophy Section */
.philosophy {
  padding: var(--spacing-xl) 0;
}

.philosophy__content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.philosophy__text {
  font-size: var(--font-size-large);
  margin-bottom: var(--spacing-md);
}

.philosophy__image {
  width: 100%;
  max-width: 600px;
  height: auto;
  margin: var(--spacing-md) auto 0;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

/* FAQ Section */
.faq {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-light);
}

.faq__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.faq__question {
  width: 100%;
  text-align: left;
  padding: var(--spacing-md);
  background-color: var(--color-white);
  border: none;
  font-size: var(--font-size-large);
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.faq__question:hover {
  background-color: var(--color-light);
}

.faq__icon {
  transition: transform var(--transition-fast);
}

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

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

.faq__answer p {
  padding: var(--spacing-md);
  margin-bottom: 0;
}

.faq__question[aria-expanded="true"] + .faq__answer {
  max-height: none;
}

/* Contact Section */
.contact {
  padding: var(--spacing-xl) 0;
}

.contact__content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact__info {
  flex: 1;
}

.contact__item {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.contact__item p {
  margin-bottom: 0;
}

.contact__icon {
  color: var(--color-accent);
  font-size: var(--font-size-xl);
  margin-right: var(--spacing-sm);
  min-width: 24px;
}

.contact__link {
  color: var(--color-text);
  transition: color var(--transition-fast);
}

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

.contact__image {
  width: 100%;
  margin-top: var(--spacing-md);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
}

.contact__form {
  flex: 1;
  background-color: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
}

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

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

.form__input {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-gray);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

.form__input:focus {
  border-color: var(--color-accent);
  outline: none;
}

.form__textarea {
  min-height: 150px;
  resize: vertical;
}

.form__error {
  display: block;
  color: var(--color-error);
  font-size: var(--font-size-small);
  margin-top: var(--spacing-xs);
  min-height: 20px;
}

.form__submit {
  margin-top: var(--spacing-sm);
  width: 100%;
}

/* Footer */
.footer {
  background-color: var(--color-text);
  color: var(--color-white);
  padding: var(--spacing-xl) 0 var(--spacing-sm);
}

.footer__container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.footer__logo-container {
  text-align: center;
}

.footer__logo {
  height: 60px;
  margin: 0 0 var(--spacing-sm);
}

.footer__slogan {
  font-family: var(--font-title);
  font-size: var(--font-size-xl);
}

.footer__info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  text-align: center;
}

.footer__contact p {
  margin-bottom: var(--spacing-xs);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.footer__link {
  color: var(--color-white);
  transition: color var(--transition-fast);
}

.footer__link:hover, .footer__link:focus {
  color: var(--color-secondary);
}

.footer__quote {
  text-align: center;
}

.footer__blockquote {
  font-style: italic;
  font-size: var(--font-size-large);
  position: relative;
  padding: 0 var(--spacing-md);
}

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

/* ----------------------
 * Media Queries
 * ---------------------- */
@media (min-width: 576px) {
  .benefits__spiral {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .exercises__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stories__masonry {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .header__container {
    flex-direction: row;
    justify-content: space-between;
  }
  
  .header__logo {
    margin-bottom: 0;
  }
  
  .nav {
    width: auto;
  }
  
  .nav__toggle {
    display: none;
  }
  
  .nav__menu {
    flex-direction: row;
    max-height: none;
    overflow: visible;
    gap: var(--spacing-md);
  }
  
  .nav__item {
    width: auto;
  }
  
  .nav__link {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .hero__container {
    flex-direction: row;
    align-items: center;
  }
  
  .practices__item {
    flex-direction: row;
  }
  
  .practices__item--reverse {
    flex-direction: row-reverse;
  }
  
  .wellness__overlap {
    position: relative;
  }
  
  .wellness__item:nth-child(2) {
    margin-left: var(--spacing-lg);
    margin-top: -30px;
  }
  
  .wellness__item:nth-child(3) {
    margin-left: var(--spacing-xl);
    margin-top: -30px;
  }
  
  .contact__content {
    flex-direction: row;
  }
  
  .footer__container {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
  
  .footer__logo-container,
  .footer__info,
  .footer__quote {
    flex: 1;
    text-align: left;
  }
  
  .footer__links {
    justify-content: flex-start;
  }
}

@media (min-width: 992px) {
  .benefits__spiral {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .exercises__grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .stories__masonry {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #1E2A23;
    --color-light: #2A3730;
    --color-white: #263238;
    --color-text: #E8F5E9;
    --color-gray: #A5D6A7;
  }
  
  .header {
    background-color: #1B2820;
  }
  
  .benefits__item,
  .exercises__item,
  .stories__item,
  .faq__item,
  .wellness__item,
  .contact__form,
  .faq__question {
    background-color: #263238;
  }
  
  .footer {
    background-color: #132018;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  
  .hero__image:hover,
  .practices__image:hover {
    transform: none;
  }
  
  .benefits__item:hover,
  .exercises__item:hover {
    transform: none;
  }
  
  .btn:hover, .btn:focus,
  .back-to-top:hover, .back-to-top:focus {
    transform: none;
  }
}

.success {
  padding: calc(1.5*var(--spacing-xl)) 0;
}

.success__container {
  text-align: center;
}

.success__icon {
  font-size: 4rem;
}

.page {
  padding: var(--spacing-xl) 0;
}

.page__section {
  margin-bottom: var(--spacing-lg);
}

.page__title {
  text-align: center;
}

.page__list {
  padding-left: var(--spacing-md);
}