/* =============================================================
   main.css — Global styles, variables, typography, layout
   ============================================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Inter:wght@300;400;500;600&display=swap');

/* ── Design Tokens ── */
:root {
  --color-bg:           #F5F0EE;
  --color-sand:         #EDE7E4;
  --color-sand-dark:    #DDD6D3;
  --color-black:        #1A1A1A;
  --color-gray:         #6B6361;
  --color-gray-light:   #9B9593;
  --color-accent:       #6B5E5A;
  --color-accent-dark:  #564A47;
  --color-accent-bg:    #F0EAE7;
  --color-white:        #FFFFFF;

  --font-serif:  'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans:   'Inter', system-ui, -apple-system, sans-serif;

  --max-width:   1200px;
  --section-px:  clamp(1.5rem, 5vw, 4rem);
  --section-py:  clamp(4rem, 8vw, 7rem);

  --radius-sm:   0.375rem;
  --radius-md:   0.75rem;
  --radius-pill: 999px;

  --shadow-sm:   0 1px 3px rgba(0,0,0,.08);
  --shadow-md:   0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:   0 8px 32px rgba(0,0,0,.12);

  --transition:  0.2s ease;
  --transition-slow: 0.4s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-bg);
  color: var(--color-black);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

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

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  line-height: 1.2;
  color: var(--color-black);
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem);   font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.75rem); font-weight: 600; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem);  font-weight: 600; }
h4 { font-size: 1.125rem; font-weight: 600; }

p {
  color: var(--color-gray);
  line-height: 1.75;
}

/* ── Layout helpers ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--section-px);
}

.section {
  padding-block: var(--section-py);
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  overflow: hidden;
  background-color: var(--color-black);
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.55;
  transition: opacity var(--transition-slow);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(26,26,26,0.72) 0%,
    rgba(26,26,26,0.3) 60%,
    rgba(26,26,26,0.1) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  color: var(--color-white);
  padding: clamp(3rem, 6vw, 5rem) var(--section-px);
  padding-bottom: clamp(4rem, 8vw, 6rem);
  max-width: 700px;
  text-align: left;
}

.hero__eyebrow {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  margin-bottom: 0;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 6vw, 4.75rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.25rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.8);
  margin-bottom: 2.5rem;
  font-weight: 300;
  letter-spacing: 0.04em;
}

/* ── About ── */
.about {
  background-color: var(--color-bg);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: center;
}

.about__text h2 {
  margin-bottom: 1.5rem;
}

.about__text p {
  margin-bottom: 1rem;
}

.about__text p:last-child {
  margin-bottom: 0;
}

.about__image-wrap {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-lg);
}

.about__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.about__image-wrap:hover img {
  transform: scale(1.03);
}

/* ── Classes ── */
.classes {
  background-color: var(--color-sand);
}

.classes__header {
  text-align: center;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.classes__header p {
  margin-top: 0.75rem;
  max-width: 540px;
  margin-inline: auto;
}

.classes__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

/* ── Why Arise ── */
.why {
  background-color: var(--color-bg);
}

.why__header {
  text-align: center;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.why__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.why__block {
  text-align: center;
  padding: 2.5rem 2rem;
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.why__block:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.why__icon {
  width: 48px;
  height: 48px;
  margin-inline: auto;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
}

.why__block h3 {
  margin-bottom: 0.75rem;
  font-size: 1.2rem;
}

.why__block p {
  font-size: 0.9375rem;
}

/* ── CTA Banner ── */
.cta-banner {
  background-color: var(--color-accent);
  text-align: center;
  padding-block: clamp(3.5rem, 7vw, 5.5rem);
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: 2rem;
}

.cta-banner__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn--messenger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: #0084FF;
  color: var(--color-white);
  border: 2px solid #0084FF;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: background-color var(--transition), border-color var(--transition), opacity var(--transition);
  text-decoration: none;
}

.btn--messenger:hover {
  background-color: #006fd6;
  border-color: #006fd6;
}

.btn__icon {
  flex-shrink: 0;
}

/* ── Page Header (booking page) ── */
.page-header {
  background-color: var(--color-sand);
  padding-block: clamp(5rem, 10vw, 7rem);
  text-align: center;
  padding-top: calc(clamp(5rem, 10vw, 7rem) + 72px); /* offset for fixed nav */
}

.page-header h1 {
  margin-bottom: 0.75rem;
}

.page-header p {
  font-size: 1.0625rem;
  max-width: 480px;
  margin-inline: auto;
}

/* ── Footer ── */
.footer {
  background-color: var(--color-black);
  color: rgba(255,255,255,0.65);
  padding-block: clamp(3rem, 5vw, 4.5rem);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__brand .footer__logo {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-white);
  display: block;
  margin-bottom: 0.75rem;
}

.footer__brand p {
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
  line-height: 1.6;
}

.footer__nav h4,
.footer__contact h4 {
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.footer__nav ul li {
  margin-bottom: 0.6rem;
}

.footer__nav ul li a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9375rem;
  transition: color var(--transition);
}

.footer__nav ul li a:hover {
  color: var(--color-white);
}

.footer__contact address {
  font-style: normal;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
}

.footer__contact address a {
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}

.footer__contact address a:hover {
  color: var(--color-white);
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.35);
}

/* ── Utility ── */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

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

/* ── Responsive ── */
@media (max-width: 1024px) {
  .classes__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767px) {
  .about__grid {
    grid-template-columns: 1fr;
  }

  .about__image-wrap {
    order: -1;
    aspect-ratio: 3/2;
  }

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

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

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}