/* ============================================================
   Efi Longinou Yoga — CSS
   Palette: sand #F5E5CF · sky #99DAFF · warm brown #2C2318
   Fonts: Lora (display, Greek+Latin) · Inter (body)
   ============================================================ */

/* FONTS */
@font-face {
  font-family: 'Lora';
  font-style: normal;
  font-weight: 400 500;
  font-display: swap;
  src: url('../fonts/lora-greek.woff2') format('woff2');
  unicode-range: U+0302-0303, U+0305, U+0307-0308, U+0391-03A1, U+03A3-03A9, U+03B1-03C9, U+03D1, U+03D5-03D6, U+03F0-03F1, U+03F4-03F5;
}
@font-face {
  font-family: 'Lora';
  font-style: normal;
  font-weight: 400 500;
  font-display: swap;
  src: url('../fonts/lora-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Lora';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/lora-italic-greek.woff2') format('woff2');
  unicode-range: U+0302-0303, U+0305, U+0307-0308, U+0391-03A1, U+03A3-03A9, U+03B1-03C9, U+03D1, U+03D5-03D6, U+03F0-03F1, U+03F4-03F5;
}
@font-face {
  font-family: 'Lora';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/lora-italic-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url('../fonts/inter.woff2') format('woff2');
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; background: none; border: none; }

/* TOKENS */
:root {
  --sand:        #F5E5CF;
  --sand-dark:   #E8D4B8;
  --sand-darker: #D4BC98;
  --sky:         #99DAFF;
  --sky-dark:    #6EC5F5;
  --brown:       #2C2318;
  --brown-mid:   #6B5944;
  --brown-light: #9E8570;
  --white:       #FEFAF5;

  --font-display: 'Lora', Georgia, 'Times New Roman', serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --section-v: clamp(64px, 8vw, 112px);
  --container: 1100px;
  --container-narrow: 720px;
  --radius: 2px;
}

/* BASE */
body {
  background: var(--sand);
  color: var(--brown);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.hidden { display: none !important; }

/* CONTAINER */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--section-v) clamp(24px, 5vw, 64px);
}
.container--narrow {
  max-width: var(--container-narrow);
}

/* TYPOGRAPHY */
.section-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brown-mid);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--brown);
  margin-bottom: 28px;
}

/* BUTTONS */
.btn {
  display: inline-block;
  padding: 14px 32px;
  background: var(--sky);
  color: var(--brown);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 2px solid var(--sky);
  border-radius: var(--radius);
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  margin-top: 20px;
  cursor: pointer;
}
.btn:hover {
  background: var(--sky-dark);
  border-color: var(--sky-dark);
}
.btn--dark {
  background: var(--brown);
  color: var(--white);
  border-color: var(--brown);
}
.btn--dark:hover {
  background: #1a150e;
  border-color: #1a150e;
}
.btn--outline {
  background: transparent;
  color: var(--brown-mid);
  border-color: var(--sand-darker);
}
.btn--outline:hover {
  border-color: var(--brown-mid);
  color: var(--brown);
}
.btn--full { display: block; text-align: center; width: 100%; }

/* HEADER */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px clamp(24px, 5vw, 64px);
  background: var(--sand);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.site-header.scrolled {
  border-color: var(--sand-dark);
  box-shadow: 0 2px 16px rgba(44,35,24,0.06);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.header-logo {
  width: 48px;
  height: auto;
  mix-blend-mode: multiply;
}
.header-wordmark {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  color: var(--brown);
  line-height: 1.2;
}
.header-wordmark-sub {
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--brown-mid);
  font-family: var(--font-body);
  letter-spacing: 0.04em;
}

nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--brown-mid);
  letter-spacing: 0.02em;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--brown); }
.nav-cta {
  color: var(--brown);
  border-bottom: 1px solid var(--sand-darker);
}
.nav-cta:hover { border-color: var(--brown); }

.lang-toggle {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--brown-mid);
  border: 1px solid var(--sand-darker);
  padding: 5px 10px;
  border-radius: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.lang-toggle:hover {
  color: var(--brown);
  border-color: var(--brown-mid);
}

/* HERO */
.hero {
  position: relative;
  height: 92vh;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}
.hero__img-wrap {
  position: absolute;
  inset: 0;
}
.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(44, 35, 24, 0.18) 0%,
    rgba(44, 35, 24, 0.42) 100%
  );
}
.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 clamp(24px, 8vw, 80px);
  margin-top: 60px;
}
.hero__eyebrow {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  margin-bottom: 18px;
}
.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 20px;
}
.hero__sub {
  font-size: clamp(0.9rem, 1.5vw, 1.05rem);
  color: rgba(255,255,255,0.85);
  line-height: 1.7;
  max-width: 480px;
  margin: 0 auto 8px;
}

/* PRACTICE SECTION */
#praxis { background: var(--sand); }
.practice-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.practice-text p {
  color: var(--brown-mid);
  font-size: 0.97rem;
  line-height: 1.8;
  margin-bottom: 16px;
}
.practice-image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: center;
}

/* SECTION WARM */
.section--warm { background: var(--sand-dark); }

/* CLASSES */
.classes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}
.class-card {
  background: var(--white);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.class-card--planned { opacity: 0.82; }
.class-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sky-dark);
  background: rgba(153,218,255,0.2);
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 16px;
  align-self: flex-start;
}
.class-badge--muted {
  color: var(--brown-light);
  background: rgba(44,35,24,0.06);
}
.class-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  margin-bottom: 24px;
  color: var(--brown);
}
.class-details {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  flex: 1;
}
.class-detail {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-bottom: 1px solid var(--sand-dark);
  padding-bottom: 12px;
}
.class-detail-label {
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brown-light);
}
.class-detail-value {
  font-size: 0.9rem;
  color: var(--brown);
}
.class-planned-text {
  font-size: 0.92rem;
  color: var(--brown-mid);
  line-height: 1.7;
  margin-bottom: 28px;
  flex: 1;
}

/* ABOUT */
#efi { background: var(--sand); }
.about-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 72px;
  align-items: start;
}
.about-photo { position: sticky; top: 100px; }
.about-photo__img {
  width: 100%;
  height: auto;
  display: block;
}
.about-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.1rem, 1.8vw, 1.3rem);
  color: var(--brown-mid);
  line-height: 1.6;
  margin-bottom: 28px;
}
.about-text {
  font-size: 0.97rem;
  color: var(--brown-mid);
  line-height: 1.8;
  margin-bottom: 16px;
}
.credentials {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--sand-dark);
}
.credentials__item {
  display: flex;
  flex-direction: column;
  padding: 14px 0;
  border-bottom: 1px solid var(--sand-dark);
  gap: 2px;
}
.credentials__label {
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brown-light);
}
.credentials__value {
  font-size: 0.88rem;
  color: var(--brown);
}

/* IMAGE BREAK */
.img-break {
  width: 100%;
  height: clamp(220px, 30vw, 400px);
  overflow: hidden;
}
.img-break img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

/* PRICING */
#preise { background: var(--sand); }
.pricing-intro {
  color: var(--brown-mid);
  font-size: 0.97rem;
  margin-bottom: 40px;
}
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.pricing-card {
  background: var(--white);
  padding: 36px;
  text-align: center;
}
.pricing-card--main { border: 2px solid var(--sky); }
.pricing-card__label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brown-light);
  margin-bottom: 12px;
}
.pricing-card__price {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  color: var(--brown);
  margin-bottom: 12px;
  line-height: 1;
}
.pricing-card__desc {
  font-size: 0.88rem;
  color: var(--brown-mid);
  line-height: 1.6;
}

/* CONTACT */
#kontakt { background: var(--sand-dark); }
.contact-intro {
  color: var(--brown-mid);
  font-size: 0.97rem;
  margin-bottom: 36px;
  line-height: 1.7;
}
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: flex; gap: 20px; }
.form-row--half > * { flex: 1; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brown-mid);
}
.form-input {
  background: var(--white);
  border: 1.5px solid var(--sand-darker);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--brown);
  transition: border-color 0.2s;
  outline: none;
  width: 100%;
}
.form-input:focus { border-color: var(--sky-dark); }
.form-input::placeholder { color: var(--brown-light); }
.form-textarea { min-height: 120px; resize: vertical; }
.form-select { appearance: none; cursor: pointer; }
.form-meta {
  display: flex;
  gap: 24px;
  font-size: 0.78rem;
  color: var(--brown-light);
  padding-top: 4px;
}

.form-success { padding: 32px 0; text-align: center; }
.form-success__title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  margin-bottom: 10px;
  color: var(--brown);
}
.form-success__sub {
  color: var(--brown-mid);
  font-size: 0.92rem;
}

/* FOOTER */
.site-footer {
  background: var(--brown);
  padding: 48px clamp(24px, 5vw, 64px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}
.footer-logo {
  width: 52px;
  height: auto;
  opacity: 0.85;
  filter: brightness(0) invert(1);
}
.footer-links {
  display: flex;
  gap: 28px;
}
.footer-link {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
}
.footer-link:hover { color: rgba(255,255,255,0.9); }
.footer-copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 340px 1fr; gap: 48px; }
}
@media (max-width: 900px) {
  .practice-grid { grid-template-columns: 1fr; gap: 48px; }
  .classes-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-photo { position: static; max-width: 320px; }
  .pricing-grid { grid-template-columns: 1fr; }
  nav { gap: 16px; }
}
@media (max-width: 640px) {
  .form-row--half { flex-direction: column; }
  .form-meta { flex-direction: column; gap: 4px; }
  nav .nav-link:not(.nav-cta) { display: none; }
  .footer-links { flex-direction: column; gap: 10px; }
}