/* 
* Skymorentix - Main Stylesheet
* Description: Styles for Skymorentix gym website
*/

/* ------------------- */
/* Variables           */
/* ------------------- */
:root {
  /* Colors */
  --color-bg: #FFFFFF;
  --color-accent: #4F6D7A;
  --color-secondary: #A3B9BF;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-lighter: #999999;
  --color-white: #FFFFFF;
  --color-gray-light: #F5F5F5;
  --color-gray: #E0E0E0;
  --color-gray-dark: #CCCCCC;
  --color-error: #D64545;
  --color-success: #3E8914;

  /* Typography */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Source Sans Pro', sans-serif;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-xs: 0.75rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.05), 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.05), 0 10px 10px rgba(0, 0, 0, 0.02);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Container Widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  
  /* Z-index levels */
  --z-below: -1;
  --z-normal: 1;
  --z-above: 10;
  --z-modal: 100;
  --z-toast: 1000;

  /* Device Breakpoints */
  --breakpoint-sm: 576px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 992px;
  --breakpoint-xl: 1200px;
}

/* ------------------- */
/* Import Fonts        */
/* ------------------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Source+Sans+Pro:wght@300;400;600&display=swap');

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

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

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  text-rendering: optimizeSpeed;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

/* ------------------- */
/* Accessibility       */
/* ------------------- */
.sr-only {
  border: 0;
  clip: rect(0 0 0 0);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
}

.skip-link {
  background-color: var(--color-accent);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  color: var(--color-white);
  left: 0.5rem;
  padding: var(--space-sm) var(--space-md);
  position: absolute;
  top: -2.5rem;
  transition: top var(--transition-fast);
  z-index: var(--z-modal);
}

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

/* ------------------- */
/* Buttons & Links     */
/* ------------------- */
.button {
  background-color: var(--color-accent);
  border: none;
  border-radius: var(--radius-md);
  color: var(--color-white);
  cursor: pointer;
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: 500;
  padding: var(--space-md) var(--space-xl);
  text-align: center;
  transition: 
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.button:hover,
.button:focus {
  background-color: #3d5761;
  transform: translateY(-2px);
}

.button:active {
  transform: translateY(0);
}

.button--full {
  display: block;
  width: 100%;
}

/* ------------------- */
/* Layout & Containers */
/* ------------------- */
.header__container,
.hero__container,
.concept__container,
.trainers__container,
.recovery__container,
.benefits__container,
.gallery__container,
.testimonials__container,
.schedule__container,
.contact__container,
.footer__container {
  margin: 0 auto;
  max-width: var(--container-xl);
  padding: 0 var(--space-lg);
  width: 100%;
}

section {
  padding: var(--space-3xl) 0;
}

.section-title {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  margin-bottom: var(--space-2xl);
  position: relative;
  text-align: center;
}

.section-title::after {
  background-color: var(--color-accent);
  border-radius: var(--radius-full);
  bottom: -0.5rem;
  content: "";
  height: 4px;
  left: 50%;
  position: absolute;
  transform: translateX(-50%);
  width: 3rem;
}

/* ------------------- */
/* Header              */
/* ------------------- */
.header {
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
  left: 0;
  position: fixed;
  right: 0;
  top: 0;
  z-index: var(--z-above);
}

.header__container {
  align-items: center;
  display: flex;
  height: 4.5rem;
  justify-content: space-between;
}

.logo {
  display: block;
  height: 2.5rem;
}

.logo__image {
  height: 100%;
  width: auto;
}

.nav__menu {
  display: none;
  margin: 0;
}

.nav__item {
  margin-left: var(--space-lg);
}

.nav__link {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: 500;
  position: relative;
  transition: color var(--transition-fast);
}

.nav__link::after {
  background-color: var(--color-accent);
  bottom: -4px;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-normal);
  width: 100%;
}

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

.nav__link:hover::after,
.nav__link:focus::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__toggle {
  background: none;
  border: none;
  cursor: pointer;
  height: 2rem;
  position: relative;
  width: 2rem;
}

.nav__toggle-icon,
.nav__toggle-icon::before,
.nav__toggle-icon::after {
  background-color: var(--color-text);
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  transition: all var(--transition-fast);
  width: 100%;
}

.nav__toggle-icon {
  top: 50%;
  transform: translateY(-50%);
}

.nav__toggle-icon::before {
  top: -8px;
}

.nav__toggle-icon::after {
  bottom: -8px;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon {
  background-color: transparent;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon::after {
  bottom: 0;
  transform: rotate(-45deg);
}

.nav__toggle[aria-expanded="true"] + .nav__menu {
  display: block;
}

/* Mobile Navigation */
@media (max-width: 767px) {
  .nav__menu {
    background-color: var(--color-white);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    height: auto;
    left: 0;
    max-height: 0;
    overflow: hidden;
    padding: 0;
    position: absolute;
    right: 0;
    top: 4.5rem;
    transition: max-height var(--transition-normal);
  }
  
  .nav__toggle[aria-expanded="true"] + .nav__menu {
    max-height: 300px;
  }
  
  .nav__item {
    margin: 0;
  }
  
  .nav__link {
    border-bottom: 1px solid var(--color-gray);
    display: block;
    padding: var(--space-md) var(--space-lg);
  }
}

@media (min-width: 768px) {
  .nav__toggle {
    display: none;
  }
  
  .nav__menu {
    align-items: center;
    display: flex;
  }
}

/* ------------------- */
/* Hero Section        */
/* ------------------- */
.hero {
  margin-top: 4.5rem;
  padding-bottom: 0;
  padding-top: 0;
  position: relative;
}

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

.hero__content {
  margin-bottom: var(--space-xl);
  text-align: center;
  z-index: var(--z-normal);
}

.hero__title {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.hero__subtitle {
  color: var(--color-text-light);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__slider {
  height: 80vh;
  max-height: 700px;
  min-height: 400px;
  overflow: hidden;
  position: relative;
  width: 100%;
}

.hero__slide {
  height: 100%;
  left: 0;
  opacity: 0;
  position: absolute;
  top: 0;
  transition: opacity var(--transition-slow);
  width: 100%;
}

.hero__slide--active {
  opacity: 1;
}

.hero__image {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.hero__slide-content {
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  bottom: 0;
  color: var(--color-white);
  left: 0;
  padding: var(--space-2xl) var(--space-lg) var(--space-lg);
  position: absolute;
  right: 0;
}

.hero__slide-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-xs);
}

.hero__controls {
  bottom: var(--space-xl);
  display: flex;
  justify-content: space-between;
  left: var(--space-lg);
  position: absolute;
  right: var(--space-lg);
  z-index: var(--z-normal);
}

.hero__control {
  background-color: rgba(255, 255, 255, 0.2);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  height: 3rem;
  position: relative;
  transition: background-color var(--transition-fast);
  width: 3rem;
}

.hero__control:hover,
.hero__control:focus {
  background-color: rgba(255, 255, 255, 0.4);
}

.hero__control::before {
  border-right: 2px solid var(--color-white);
  border-top: 2px solid var(--color-white);
  content: "";
  height: 12px;
  left: 50%;
  position: absolute;
  top: 50%;
  width: 12px;
}

.hero__control--prev::before {
  transform: translate(-40%, -50%) rotate(-135deg);
}

.hero__control--next::before {
  transform: translate(-60%, -50%) rotate(45deg);
}

@media (min-width: 768px) {
  .hero__container {
    flex-direction: row;
    align-items: center;
  }
  
  .hero__content {
    flex: 1;
    margin-bottom: 0;
    margin-right: var(--space-2xl);
    text-align: left;
    z-index: var(--z-normal);
  }
  
  .hero__slider {
    flex: 1.5;
  }

  .hero__subtitle {
    margin-left: 0;
  }
}

/* ------------------- */
/* Concept Section     */
/* ------------------- */
.concept {
  background-color: var(--color-gray-light);
}

.concept__grid {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: 1fr;
}

.concept__item {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--space-xl);
  position: relative;
  text-align: center;
  transition: transform var(--transition-normal);
}

.concept__item:hover {
  transform: translateY(-8px);
}

.concept__icon {
  color: var(--color-accent);
  margin: 0 auto var(--space-md);
}

.concept__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-md);
}

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

@media (min-width: 768px) {
  .concept__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .concept__item--training {
    transform: translateY(var(--space-lg));
  }
  
  .concept__item--recovery {
    transform: translateY(calc(var(--space-lg) * -1));
  }
  
  .concept__item:hover {
    transform: translateY(0);
  }
}

/* ------------------- */
/* Trainers Section    */
/* ------------------- */
.trainers__grid {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: 1fr;
}

.trainer {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: relative;
}

.trainer__image {
  height: 320px;
  object-fit: cover;
  width: 100%;
}

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

.trainer__name {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-xs);
}

.trainer__specialty {
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

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

@media (min-width: 768px) {
  .trainers__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ------------------- */
/* Recovery Section    */
/* ------------------- */
.recovery {
  background-color: var(--color-gray-light);
}

.recovery__grid {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.recovery__content {
  max-width: 600px;
}

.recovery__subtitle {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-lg);
}

.recovery__text {
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
}

.recovery__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.recovery__feature {
  align-items: center;
  display: flex;
}

.recovery__feature-icon {
  align-items: center;
  background-color: var(--color-accent);
  border-radius: 50%;
  color: var(--color-white);
  display: flex;
  height: 2.5rem;
  justify-content: center;
  margin-right: var(--space-md);
  width: 2.5rem;
}

.recovery__feature-text {
  font-weight: 500;
}

.recovery__image-container {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  height: 400px;
  overflow: hidden;
  width: 100%;
}

.recovery__image {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

@media (min-width: 768px) {
  .recovery__grid {
    flex-direction: row;
  }
  
  .recovery__content {
    flex: 1;
  }
  
  .recovery__image-container {
    flex: 1;
    height: 500px;
  }
}

/* ------------------- */
/* Benefits Section    */
/* ------------------- */
.benefits__split {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.benefits__column {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--space-xl);
}

.benefits__subtitle {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-lg);
  position: relative;
}

.benefits__subtitle::after {
  background-color: var(--color-accent);
  bottom: -0.5rem;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  width: 3rem;
}

.benefits__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.benefits__item {
  color: var(--color-text-light);
  display: flex;
  line-height: 1.5;
}

.benefits__item::before {
  color: var(--color-accent);
  content: "•";
  margin-right: var(--space-sm);
  font-size: 1.2em;
}

@media (min-width: 768px) {
  .benefits__split {
    flex-direction: row;
  }
  
  .benefits__column {
    flex: 1;
  }
  
  .benefits__column--left {
    transform: translateY(-20px);
  }
  
  .benefits__column--right {
    transform: translateY(20px);
  }
}

/* ------------------- */
/* Gallery Section     */
/* ------------------- */
.gallery__carousel {
  margin: 0 auto;
  max-width: 900px;
  position: relative;
}

.gallery__track {
  border-radius: var(--radius-md);
  height: 500px;
  overflow: hidden;
  position: relative;
}

.gallery__slide {
  height: 100%;
  left: 0;
  opacity: 0;
  position: absolute;
  top: 0;
  transition: opacity var(--transition-slow);
  width: 100%;
}

.gallery__slide:first-child {
  opacity: 1;
}

.gallery__image {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.gallery__controls {
  align-items: center;
  display: flex;
  justify-content: center;
  margin-top: var(--space-lg);
}

.gallery__control {
  background-color: transparent;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  height: 3rem;
  position: relative;
  width: 3rem;
}

.gallery__control::before {
  border-right: 2px solid currentColor;
  border-top: 2px solid currentColor;
  content: "";
  height: 12px;
  left: 50%;
  position: absolute;
  top: 50%;
  width: 12px;
}

.gallery__control--prev::before {
  transform: translate(-30%, -50%) rotate(-135deg);
}

.gallery__control--next::before {
  transform: translate(-70%, -50%) rotate(45deg);
}

.gallery__dots {
  display: flex;
  gap: var(--space-sm);
  margin: 0 var(--space-lg);
}

.gallery__dot {
  background-color: var(--color-gray-dark);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  height: 10px;
  transition: 
    background-color var(--transition-fast),
    transform var(--transition-fast);
  width: 10px;
}

.gallery__dot--active {
  background-color: var(--color-accent);
  transform: scale(1.3);
}

/* ------------------- */
/* Testimonials        */
/* ------------------- */
.testimonials {
  background-color: var(--color-gray-light);
}

.testimonials__grid {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: 1fr;
}

.testimonial {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  padding: var(--space-xl);
  position: relative;
}

.testimonial__content {
  margin-bottom: var(--space-lg);
  position: relative;
}

.testimonial__text {
  color: var(--color-text-light);
  font-style: italic;
  line-height: 1.6;
}

.testimonial__text::before {
  color: var(--color-accent);
  content: '"';
  font-family: serif;
  font-size: 4rem;
  left: -1rem;
  line-height: 1;
  opacity: 0.3;
  position: absolute;
  top: -1.5rem;
}

.testimonial__author {
  border-top: 1px solid var(--color-gray);
  padding-top: var(--space-md);
}

.testimonial__name {
  font-family: var(--font-heading);
  font-weight: 600;
}

.testimonial__info {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

@media (min-width: 768px) {
  .testimonials__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ------------------- */
/* Schedule Section    */
/* ------------------- */
.schedule__tabs {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-xl);
}

.schedule__tab {
  background-color: transparent;
  border: none;
  border-bottom: 2px solid var(--color-gray);
  color: var(--color-text-light);
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: 500;
  padding: var(--space-sm) var(--space-lg);
  transition: all var(--transition-fast);
}

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

.schedule__tab--active {
  border-bottom-color: var(--color-accent);
  color: var(--color-accent);
}

.schedule__panel {
  display: none;
}

.schedule__panel--active {
  display: block;
}

.schedule__grid {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: 1fr;
}

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

.schedule__day-title {
  background-color: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  padding: var(--space-md) var(--space-lg);
  text-align: center;
}

.schedule__classes {
  padding: var(--space-md);
}

.schedule__class {
  border-bottom: 1px solid var(--color-gray);
  display: grid;
  gap: var(--space-xs);
  grid-template-columns: 1fr 1fr;
  padding: var(--space-md) 0;
}

.schedule__class:last-child {
  border-bottom: none;
}

.schedule__time {
  color: var(--color-text);
  font-weight: 600;
  grid-column: 1 / -1;
}

.schedule__name {
  color: var(--color-text);
}

.schedule__trainer {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  text-align: right;
}

@media (min-width: 768px) {
  .schedule__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .schedule__class {
    align-items: center;
    grid-template-columns: 1fr 2fr 1fr;
  }
  
  .schedule__time {
    grid-column: auto;
  }
}

/* ------------------- */
/* Contact Section     */
/* ------------------- */
.contact {
  background-color: var(--color-white);
}

.contact__grid {
  display: grid;
  gap: var(--space-2xl);
  grid-template-columns: 1fr;
}

.contact__subtitle {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-lg);
  position: relative;
}

.contact__subtitle::after {
  background-color: var(--color-accent);
  bottom: -0.5rem;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  width: 3rem;
}

.contact__address {
  font-style: normal;
  margin-bottom: var(--space-xl);
}

.contact__methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact__method {
  align-items: flex-start;
  display: flex;
}

.contact__icon {
  align-items: center;
  background-color: var(--color-accent);
  border-radius: 50%;
  color: var(--color-white);
  display: flex;
  height: 2.5rem;
  justify-content: center;
  margin-right: var(--space-md);
  margin-top: 0.2rem;
  width: 2.5rem;
}

.contact__text p {
  margin-bottom: var(--space-xs);
}

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

.contact__link:hover,
.contact__link:focus {
  color: #3d5761;
  text-decoration: underline;
}

.contact__form-container {
  background-color: var(--color-gray-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--space-xl);
}

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

.form__label {
  color: var(--color-text);
  display: block;
  font-family: var(--font-heading);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.form__input {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  padding: var(--space-sm) var(--space-md);
  transition: 
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  width: 100%;
}

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

.form__input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(79, 109, 122, 0.2);
  outline: none;
}

.form__group--checkbox {
  align-items: flex-start;
  display: flex;
}

.form__group--checkbox input[type="checkbox"] {
  margin-right: var(--space-sm);
  margin-top: 0.25rem;
}

.form__label--checkbox {
  margin-bottom: 0;
}

.form__error {
  color: var(--color-error);
  font-size: var(--font-size-sm);
  margin-top: var(--space-xs);
  min-height: 1.25rem;
}

@media (min-width: 768px) {
  .contact__grid {
    grid-template-columns: 1fr 1.5fr;
  }
}

/* ------------------- */
/* Footer              */
/* ------------------- */
.footer {
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: var(--space-3xl) 0 var(--space-lg);
}

.footer__grid {
  display: grid;
  gap: var(--space-2xl) var(--space-xl);
  grid-template-columns: 1fr;
  margin-bottom: var(--space-2xl);
}

.logo--footer {
  height: 2rem;
  margin-bottom: var(--space-md);
}

.logo--footer img {
  filter: invert(1) brightness(3);
}

.footer__tagline {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.footer__address {
  opacity: 0.8;
}

.footer__heading {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-lg);
  position: relative;
}

.footer__heading::after {
  background-color: var(--color-white);
  bottom: -0.5rem;
  content: "";
  height: 2px;
  left: 0;
  opacity: 0.5;
  position: absolute;
  width: 2rem;
}

.footer__links,
.footer__hours,
.footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer__link,
.footer__contact-link {
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.footer__link:hover,
.footer__link:focus,
.footer__contact-link:hover,
.footer__contact-link:focus {
  opacity: 1;
  text-decoration: underline;
}

.footer__hours li,
.footer__contact li {
  display: flex;
  justify-content: space-between;
}

.footer__contact-link {
  align-items: center;
  display: flex;
}

.footer__contact-icon {
  margin-right: var(--space-sm);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--space-lg);
}

.footer__legal {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  text-align: center;
}

.footer__copyright {
  opacity: 0.7;
}

.footer__legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.footer__legal-link {
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.footer__legal-link:hover,
.footer__legal-link:focus {
  opacity: 1;
  text-decoration: underline;
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 1.5fr repeat(3, 1fr);
  }
  
  .footer__legal {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ------------------- */
/* Back to Top Button  */
/* ------------------- */
.back-to-top {
  align-items: center;
  background-color: var(--color-accent);
  border: none;
  border-radius: 50%;
  bottom: 2rem;
  box-shadow: var(--shadow-md);
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  height: 3rem;
  justify-content: center;
  opacity: 0;
  position: fixed;
  right: 2rem;
  transform: translateY(1rem);
  transition: 
    opacity var(--transition-normal),
    transform var(--transition-normal),
    background-color var(--transition-fast);
  width: 3rem;
  z-index: var(--z-above);
}

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

.back-to-top:hover,
.back-to-top:focus {
  background-color: #3d5761;
}

/* ------------------- */
/* Animations          */
/* ------------------- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.concept__item,
.trainer,
.testimonial,
.benefits__column {
  animation: fadeIn 0.5s ease-out forwards;
  opacity: 0;
}

.concept__item:nth-child(1),
.trainer:nth-child(1),
.testimonial:nth-child(1),
.benefits__column:nth-child(1) {
  animation-delay: 0.1s;
}

.concept__item:nth-child(2),
.trainer:nth-child(2),
.testimonial:nth-child(2),
.benefits__column:nth-child(2) {
  animation-delay: 0.3s;
}

.concept__item:nth-child(3),
.trainer:nth-child(3),
.testimonial:nth-child(3) {
  animation-delay: 0.5s;
}

/* ------------------- */
/* Dark Mode Support   */
/* ------------------- */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #1a1a1a;
    --color-text: #f5f5f5;
    --color-text-light: #b3b3b3;
    --color-text-lighter: #808080;
    --color-gray-light: #2a2a2a;
    --color-gray: #333333;
    --color-gray-dark: #444444;
  }
  
  .header,
  .concept__item,
  .trainer,
  .benefits__column,
  .testimonial,
  .schedule__day,
  .form__input {
    background-color: #222222;
  }
  
  .nav__toggle-icon,
  .nav__toggle-icon::before,
  .nav__toggle-icon::after {
    background-color: var(--color-text);
  }
  
  .hero__slide-content {
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
  }
}

/* ------------------- */
/* Reduced Motion      */
/* ------------------- */
@media (prefers-reduced-motion) {
  html {
    scroll-behavior: auto;
  }
  
  .hero__slide,
  .gallery__slide,
  .concept__item,
  .trainer,
  .testimonial,
  .benefits__column,
  .button:hover,
  .button:focus,
  .nav__link::after,
  .back-to-top {
    transition: none;
  }
  
  .concept__item,
  .trainer,
  .testimonial,
  .benefits__column {
    animation: none;
    opacity: 1;
  }
  
  .button:hover,
  .button:focus,
  .back-to-top:hover,
  .back-to-top:focus {
    transform: none;
  }
  
  @media (min-width: 768px) {
    .concept__item--training,
    .concept__item--recovery,
    .benefits__column--left,
    .benefits__column--right {
      transform: none;
    }
  }
}

.success {
  min-height: calc(100vh - 400px);
}

.success__container {
  margin: 0 auto;
  max-width: 600px;
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
  width: 100%;
}

.success__icon {
  color: var(--color-accent);
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.success__message {
  margin-bottom: var(--space-lg);
}

.page {
  margin: 0 auto;
  max-width: var(--container-xl);
  padding: calc(var(--space-3xl)*2) var(--space-lg) var(--space-3xl);
  width: 100%; 
}

.page__header {
  margin-bottom: var(--space-lg);
  text-align: center;
}

.page__subtitle {
  color: var(--color-text-light);
  font-style: italic;
}

.page h2 {
  font-size: var(--font-size-xl);
  margin: var(--space-xl) 0 var(--space-md);
}

.page h3 {
  font-size: var(--font-size-lg);
  margin: var(--space-lg) 0 var(--space-sm);
}

.cookies-table {
  width: 100%;
}

.cookies-table th {
  background-color: var(--color-secondary);
  text-align: left;
}

.cookies-table th,
.cookies-table td {
  padding: 0.25rem 0.5rem;
}

.cookies-table td {
  border-bottom: 1px solid var(--color-secondary);
}