/* Design DNA: Bat Yam Yoga | airy vertical hero | seafoam header | pill-bottom cookie */
/* Fonts: "Italiana", serif + "Quicksand", sans-serif */

@import url('https://fonts.googleapis.com/css2?family=Italiana&family=Quicksand:wght@400;500;600;700&display=swap');

:root {
  --by-seafoam: #A8D5C5;
  --by-sky: #EAF6F3;
  --by-charcoal: #2D3436;
  --by-sand: #F3E9DC;
  --by-white: #ffffff;
  --by-seafoam-dark: #8fc4b2;
  --by-shadow: rgba(45, 52, 54, 0.08);
  --by-radius: 12px;
  --by-radius-pill: 999px;
  --by-header-h: 72px;
  --by-transition: 0.35s ease;
  --by-font-serif: 'Italiana', serif;
  --by-font-sans: 'Quicksand', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--by-font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--by-charcoal);
  background: var(--by-sky);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--by-charcoal);
  text-decoration: none;
  transition: color var(--by-transition), opacity var(--by-transition);
}

a:hover {
  color: var(--by-seafoam-dark);
}

h1, h2, h3, h4 {
  font-family: var(--by-font-serif);
  font-weight: 400;
  line-height: 1.25;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.6rem); }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.by-container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

/* Header */
.by-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--by-seafoam);
  box-shadow: 0 2px 16px var(--by-shadow);
}

.by-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--by-header-h);
}

.by-logo {
  font-family: var(--by-font-serif);
  font-size: 1.5rem;
  color: var(--by-charcoal);
  letter-spacing: 0.02em;
}

.by-logo span {
  display: block;
  font-family: var(--by-font-sans);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.75;
}

.by-nav {
  display: none;
}

.by-nav__list {
  list-style: none;
  display: flex;
  gap: 1.75rem;
}

.by-nav__link {
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  position: relative;
}

.by-nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--by-charcoal);
  transition: width var(--by-transition);
}

.by-nav__link:hover::after,
.by-nav__link.by-active::after {
  width: 100%;
}

.by-nav__link.by-active {
  font-weight: 700;
}

/* Burger */
.by-burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.by-burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--by-charcoal);
  border-radius: 2px;
  transition: transform var(--by-transition), opacity var(--by-transition);
}

.by-burger.by-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.by-burger.by-open span:nth-child(2) {
  opacity: 0;
}

.by-burger.by-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.by-mobile-nav {
  display: none;
  background: var(--by-seafoam);
  border-top: 1px solid rgba(45, 52, 54, 0.1);
  padding: 1rem 0 1.5rem;
}

.by-mobile-nav.by-open {
  display: block;
}

.by-mobile-nav__list {
  list-style: none;
}

.by-mobile-nav__link {
  display: block;
  padding: 0.75rem 4%;
  font-weight: 600;
  font-size: 1rem;
  border-bottom: 1px solid rgba(45, 52, 54, 0.06);
}

.by-mobile-nav__link.by-active {
  background: rgba(255, 255, 255, 0.25);
}

/* Hero */
.by-hero {
  min-height: calc(100vh - var(--by-header-h));
  min-height: calc(100dvh - var(--by-header-h));
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, var(--by-sky) 0%, var(--by-sand) 100%);
  overflow: hidden;
}

.by-hero__content {
  flex: 0 0 auto;
  padding: 3rem 0 2rem;
  text-align: center;
  animation: byFadeIn 0.9s ease both;
}

.by-hero__tagline {
  font-family: var(--by-font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--by-seafoam-dark);
  margin-bottom: 1rem;
}

.by-hero__title {
  margin-bottom: 1.25rem;
}

.by-hero__text {
  max-width: 520px;
  margin: 0 auto 2rem;
  font-size: 1.05rem;
  opacity: 0.9;
}

.by-hero__image-wrap {
  flex: 1;
  position: relative;
  min-height: 50vh;
  animation: byFadeIn 1.1s ease 0.2s both;
}

.by-hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.by-hero__image-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--by-sand) 0%, transparent 40%);
  pointer-events: none;
}

/* Buttons */
.by-btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  font-family: var(--by-font-sans);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 2px solid var(--by-charcoal);
  border-radius: var(--by-radius-pill);
  background: transparent;
  color: var(--by-charcoal);
  cursor: pointer;
  transition: background var(--by-transition), color var(--by-transition), transform var(--by-transition);
}

.by-btn:hover {
  background: var(--by-charcoal);
  color: var(--by-white);
  transform: translateY(-2px);
}

.by-btn--fill {
  background: var(--by-charcoal);
  color: var(--by-white);
}

.by-btn--fill:hover {
  background: var(--by-seafoam-dark);
  border-color: var(--by-seafoam-dark);
  color: var(--by-charcoal);
}

.by-btn--seafoam {
  background: var(--by-seafoam);
  border-color: var(--by-seafoam);
  color: var(--by-charcoal);
}

.by-btn--seafoam:hover {
  background: var(--by-seafoam-dark);
  border-color: var(--by-seafoam-dark);
}

/* Sections */
.by-main {
  flex: 1;
}

.by-section {
  padding: 4rem 0;
}

.by-section--sand {
  background: var(--by-sand);
}

.by-section--sky {
  background: var(--by-sky);
}

.by-section--white {
  background: var(--by-white);
}

.by-section__header {
  text-align: center;
  margin-bottom: 3rem;
  animation: byFadeIn 0.8s ease both;
}

.by-section__label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--by-seafoam-dark);
  margin-bottom: 0.5rem;
}

.by-section__title {
  margin-bottom: 0.75rem;
}

.by-section__subtitle {
  max-width: 600px;
  margin: 0 auto;
  opacity: 0.85;
}

/* Grid */
.by-grid {
  display: grid;
  gap: 2rem;
}

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

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

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

/* Cards */
.by-card {
  background: var(--by-white);
  border-radius: var(--by-radius);
  overflow: hidden;
  box-shadow: 0 4px 24px var(--by-shadow);
  transition: transform var(--by-transition), box-shadow var(--by-transition);
}

.by-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(45, 52, 54, 0.12);
}

.by-card__image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.by-card__body {
  padding: 1.5rem;
}

.by-card__title {
  margin-bottom: 0.5rem;
}

.by-card__meta {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--by-seafoam-dark);
  margin-bottom: 0.75rem;
}

/* Split layout */
.by-split {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.by-split__image {
  border-radius: var(--by-radius);
  overflow: hidden;
  box-shadow: 0 8px 32px var(--by-shadow);
}

.by-split__image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* Feature list */
.by-features {
  list-style: none;
  display: grid;
  gap: 1.25rem;
}

.by-features__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.25rem;
  background: var(--by-white);
  border-radius: var(--by-radius);
  box-shadow: 0 2px 12px var(--by-shadow);
  transition: transform var(--by-transition);
}

.by-features__item:hover {
  transform: translateX(4px);
}

.by-features__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--by-seafoam);
  border-radius: 50%;
  font-size: 1.2rem;
}

.by-features__title {
  font-family: var(--by-font-sans);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

/* Schedule table */
.by-schedule {
  width: 100%;
  border-collapse: collapse;
  background: var(--by-white);
  border-radius: var(--by-radius);
  overflow: hidden;
  box-shadow: 0 4px 24px var(--by-shadow);
}

.by-schedule th,
.by-schedule td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid rgba(45, 52, 54, 0.08);
}

.by-schedule th {
  background: var(--by-seafoam);
  font-family: var(--by-font-sans);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.by-schedule tr:last-child td {
  border-bottom: none;
}

.by-schedule tr:hover td {
  background: var(--by-sky);
}

.by-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--by-sand);
  border-radius: var(--by-radius-pill);
}

.by-badge--beach {
  background: var(--by-seafoam);
}

/* Contact form */
.by-form {
  background: var(--by-white);
  padding: 2rem;
  border-radius: var(--by-radius);
  box-shadow: 0 4px 24px var(--by-shadow);
}

.by-form__group {
  margin-bottom: 1.25rem;
}

.by-form__label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}

.by-form__input,
.by-form__textarea,
.by-form__select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--by-font-sans);
  font-size: 1rem;
  border: 2px solid rgba(45, 52, 54, 0.12);
  border-radius: var(--by-radius);
  background: var(--by-sky);
  color: var(--by-charcoal);
  transition: border-color var(--by-transition);
}

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

.by-form__textarea {
  min-height: 140px;
  resize: vertical;
}

.by-form__checkbox {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: 0.9rem;
}

.by-form__checkbox input {
  margin-top: 4px;
}

.by-contact-info {
  display: grid;
  gap: 1.5rem;
}

.by-contact-info__item h4 {
  font-family: var(--by-font-sans);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--by-seafoam-dark);
  margin-bottom: 0.35rem;
}

/* Page hero (inner pages) */
.by-page-hero {
  padding: 3.5rem 0;
  text-align: center;
  background: linear-gradient(135deg, var(--by-seafoam) 0%, var(--by-sky) 100%);
}

.by-page-hero__title {
  margin-bottom: 0.75rem;
}

.by-page-hero__text {
  max-width: 560px;
  margin: 0 auto;
  opacity: 0.9;
}

/* Privacy */
.by-prose {
  max-width: 760px;
  margin: 0 auto;
}

.by-prose h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.4rem;
}

.by-prose h3 {
  margin: 1.5rem 0 0.5rem;
  font-family: var(--by-font-sans);
  font-weight: 700;
  font-size: 1.05rem;
}

.by-prose ul {
  margin: 0 0 1rem 1.25rem;
}

.by-prose li {
  margin-bottom: 0.4rem;
}

/* CTA band */
.by-cta {
  text-align: center;
  padding: 3.5rem 0;
  background: var(--by-seafoam);
}

.by-cta__title {
  margin-bottom: 0.75rem;
}

.by-cta__text {
  max-width: 500px;
  margin: 0 auto 1.5rem;
}

/* Footer */
.by-footer {
  background: var(--by-charcoal);
  color: var(--by-white);
  padding: 3.5rem 0 0;
}

.by-footer a {
  color: rgba(255, 255, 255, 0.85);
}

.by-footer a:hover {
  color: var(--by-seafoam);
}

.by-footer__grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
  margin-bottom: 2.5rem;
}

.by-footer__brand {
  font-family: var(--by-font-serif);
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.by-footer__heading {
  font-family: var(--by-font-sans);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--by-seafoam);
  margin-bottom: 1rem;
}

.by-footer__list {
  list-style: none;
}

.by-footer__list li {
  margin-bottom: 0.5rem;
}

.by-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.25rem 0;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.75;
}

/* Cookie banner */
.by-cookie {
  position: fixed;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 200;
  width: min(560px, 92%);
  background: var(--by-charcoal);
  color: var(--by-white);
  padding: 1rem 1.5rem;
  border-radius: var(--by-radius-pill);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  transition: transform 0.5s ease;
}

.by-cookie.by-show {
  transform: translateX(-50%) translateY(0);
}

.by-cookie__text {
  flex: 1;
  font-size: 0.88rem;
  line-height: 1.5;
  min-width: 200px;
}

.by-cookie__text a {
  color: var(--by-seafoam);
  text-decoration: underline;
}

.by-cookie__actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.by-cookie__btn {
  padding: 0.55rem 1.25rem;
  font-family: var(--by-font-sans);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  border: none;
  border-radius: var(--by-radius-pill);
  cursor: pointer;
  transition: background var(--by-transition), opacity var(--by-transition);
}

.by-cookie__btn--accept {
  background: var(--by-seafoam);
  color: var(--by-charcoal);
}

.by-cookie__btn--accept:hover {
  background: var(--by-seafoam-dark);
}

.by-cookie__btn--decline {
  background: transparent;
  color: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.by-cookie__btn--decline:hover {
  opacity: 0.8;
}

/* Animations */
@keyframes byFadeIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.by-animate {
  animation: byFadeIn 0.8s ease both;
}

.by-contact-layout {
  display: grid;
  gap: 2.5rem;
}

/* Responsive */
@media (min-width: 640px) {
  .by-grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .by-footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .by-burger {
    display: none;
  }

  .by-nav {
    display: block;
  }

  .by-mobile-nav {
    display: none !important;
  }

  .by-hero {
    flex-direction: row;
    align-items: stretch;
  }

  .by-hero__content {
    flex: 0 0 45%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: left;
    padding: 4rem 0 4rem 4%;
  }

  .by-hero__text {
    margin: 0 0 2rem;
  }

  .by-hero__image-wrap {
    flex: 0 0 55%;
    min-height: auto;
  }

  .by-split {
    grid-template-columns: 1fr 1fr;
  }

  .by-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .by-contact-layout {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (min-width: 992px) {
  .by-footer__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .by-grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}