/* ============================================
   CBTfit: Mind & Body — Stylesheet
   Inspired by Mind Recovery design aesthetic
   ============================================ */

/* ---- CSS Custom Properties ---- */
:root {
  --font-heading: 'Outfit', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Helvetica', Arial, sans-serif;
  --color-primary: #4a4d4e;
  --color-secondary: #767676;
  --color-grey-panel: #9a9d9c;
  --color-accent: #ffcb05;
  --color-light: #ffffff;
  --color-bg: #ffffff;
  --color-bg-alt: #f5f5f5;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  --radius: 0;
  --transition: 0.3s ease;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-primary);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--color-secondary);
}

/* ---- Utility ---- */
.container {
  width: 90%;
  max-width: 980px;
  margin: 0 auto;
}

.section {
  padding: 4rem 0;
}

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

/* ---- Header ---- */
.site-header {
  background: var(--color-light);
  padding: 1rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-header__logo-img {
  width: 43px;
  height: 43px;
}

.site-header__logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-primary);
}

.site-header__nav {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.site-header__nav a {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  padding-bottom: 4px;
}

.site-header__nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.site-header__nav a:hover::after,
.site-header__nav a.active::after {
  width: 100%;
}

/* ---- Hero ---- */
.hero {
  background: var(--color-light);
  padding: 6rem 0;
  text-align: center;
}

.hero__content {
  max-width: 700px;
  margin: 0 auto;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--color-primary);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero__subtitle {
  font-size: 1rem;
  color: var(--color-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  border: none;
  text-align: center;
}

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

.btn--primary:hover {
  background: #e6b704;
  color: var(--color-primary);
}

.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

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

/* ---- Text Content ---- */
.text-content {
  max-width: 700px;
  margin: 0 auto;
}

.text-content h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-primary);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.text-content p {
  font-size: 1rem;
  color: var(--color-secondary);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.text-content .highlight {
  background: var(--color-accent);
  padding: 0.1rem 0.3rem;
}

/* ---- Two Column Layout ---- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.two-col--reverse > *:first-child {
  order: 2;
}

.two-col--reverse > *:last-child {
  order: 1;
}

.two-col__image {
  aspect-ratio: 4 / 3;
  background: var(--color-bg-alt);
  border-radius: 4px;
  overflow: hidden;
}

.two-col__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- Features Grid ---- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  text-align: center;
  padding: 2rem 1rem;
}

.feature-card__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.feature-card__text {
  font-size: 0.9rem;
  color: var(--color-secondary);
  line-height: 1.6;
}

/* ---- Benefits Grid ---- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.benefit-card {
  background: var(--color-light);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.benefit-card__icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.benefit-card__title {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-primary);
}

/* ---- Credentials ---- */
.credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.credential-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-primary);
}

.credential-item__icon {
  color: var(--color-accent);
}

/* ---- Profile ---- */
.profile {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 3rem;
  align-items: start;
}

.profile__photo {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--color-bg-alt);
  border-radius: 4px;
  overflow: hidden;
}

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

.profile__name {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.profile__credentials {
  font-size: 0.95rem;
  color: var(--color-secondary);
  margin-bottom: 1.5rem;
}

.profile__bio {
  margin-bottom: 1rem;
  line-height: 1.7;
}

.profile__approach {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--color-bg-alt);
  border-left: 3px solid var(--color-accent);
}

.profile__approach h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

/* ---- Contact ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-form {
  background: var(--color-light);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid #ddd;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-primary);
  background: var(--color-bg);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
}

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

.form-error {
  display: none;
  font-size: 0.8rem;
  color: #c0392b;
  margin-top: 0.4rem;
}

.form-error.visible {
  display: block;
}

.form-group input.invalid,
.form-group textarea.invalid,
.form-group select.invalid {
  border-color: #c0392b;
}

/* ---- Contact Info ---- */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-info__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-info__label {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.contact-info__value {
  font-size: 0.95rem;
  color: var(--color-secondary);
}

/* ---- CTA Banner ---- */
.cta-banner {
  background: var(--color-bg-alt);
  text-align: center;
  padding: 4rem 1.5rem;
}

.cta-banner__title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.cta-banner__text {
  font-size: 1rem;
  color: var(--color-secondary);
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ---- Footer ---- */
.site-footer {
  background: var(--color-primary);
  color: var(--color-light);
  padding: 3rem 0 1.5rem;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.site-footer__brand {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-light);
  margin-bottom: 0.5rem;
}

.site-footer__desc {
  font-size: 0.9rem;
  line-height: 1.6;
  opacity: 0.8;
  max-width: 300px;
}

.site-footer__heading {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-light);
  margin-bottom: 1rem;
}

.site-footer__links {
  list-style: none;
}

.site-footer__links li {
  margin-bottom: 0.5rem;
}

.site-footer__links a {
  color: var(--color-light);
  font-size: 0.9rem;
  opacity: 0.8;
}

.site-footer__links a:hover {
  opacity: 1;
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.6;
}

/* ---- Cycle Diagram ---- */
.cycle-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 2rem 0;
}

.cycle-step {
  background: var(--color-grey-panel);
  color: var(--color-light);
  padding: 1rem 1.5rem;
  font-weight: 600;
  text-align: center;
  min-width: 130px;
  font-size: 0.95rem;
}

.cycle-arrow {
  font-size: 1.5rem;
  color: var(--color-accent);
  font-weight: 700;
}

/* ---- Form Success ---- */
.form-success {
  display: none;
  text-align: center;
  padding: 2rem;
}

.form-success.visible {
  display: block;
}

.form-success__icon {
  font-size: 3rem;
  margin-bottom: 0.75rem;
}

.form-success__text {
  font-size: 1.1rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* ---- Fade-in Animation ---- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .two-col,
  .two-col--reverse,
  .contact-grid,
  .profile {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .hero {
    padding: 4rem 0;
  }

  .hero__title {
    font-size: 1.8rem;
  }

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

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

  .site-footer__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .contact-form {
    padding: 1.5rem;
  }

  .cycle-diagram {
    flex-direction: column;
  }

  .cycle-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 480px) {
  .section {
    padding: 3rem 0;
  }

  .hero__title {
    font-size: 1.5rem;
  }
}