/* =========================================================
   common.css
   Global tokens, reset, layout, header & footer styles.
   ========================================================= */

/* ---------- Fonts ---------- */

@import url("https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700&display=swap");
@import url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.2/css/all.min.css");

/* ---------- Design tokens ---------- */

:root {
  --font-base: "Cairo", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Brand palette — soft feminine rose */
  --color-bg: #fffafc;
  --color-surface: #fdf2f6;
  --color-border: #f0d9e3;
  --color-text: #3d2a35;
  --color-text-muted: #8a6f7d;

  --color-accent: #c2497f;
  --color-accent-contrast: #ffffff;

  --color-whatsapp: #25d366;

  --radius-sm: 8px;
  --radius-md: 14px;

  --header-height: 64px;

  --container-max: 1200px;
  --container-pad: 16px;
}

/* ---------- Reset ---------- */

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

html,
body {
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  direction: rtl;
  text-align: right;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
}

/* ---------- Layout helpers ---------- */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.site-logo__img {
  height: 40px;
  width: auto;
  object-fit: contain;
  transform: scale(1.3);
}

.site-logo__text {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
}

/* ---------- Main ---------- */

.site-main {
  flex: 1 0 auto;
  padding-block: 24px;
}

/* ---------- Footer ---------- */

.site-footer {
  flex-shrink: 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  margin-top: 40px;
}

.site-footer__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 32px var(--container-pad) 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  justify-content: start;
}

.site-footer__col {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 260px;
}

.site-footer__logo {
  height: 72px;
  width: auto;
  object-fit: contain;
  margin-bottom: 8px;
}

.site-footer__title {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
}

.site-footer__text {
  margin: 0;
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ---------- Social links ---------- */

.site-footer__social {
  display: flex;
  gap: 12px;
  align-items: center;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  font-size: 16px;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.social-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* ---------- Footer bottom + credit ---------- */

.site-footer__bottom {
  border-top: 1px solid var(--color-border);
  padding: 14px var(--container-pad);
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.site-footer__credit {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--color-text-muted);
  opacity: 0.75;
}

.site-footer__credit-logo {
  height: 14px;
  width: auto;
  object-fit: contain;
  display: inline-block;
}

/* ---------- Floating WhatsApp ---------- */

.whatsapp-float {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 100;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.whatsapp-float:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.22);
}

/* ---------- Mobile: centered footer ---------- */

@media (max-width: 640px) {
  :root {
    --header-height: 56px;
  }

  .site-logo__img {
    height: 32px;
  }

  .site-logo__text {
    font-size: 16px;
  }

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

  .site-footer__col {
    align-items: center;
    max-width: none;
  }

  .site-footer__logo {
    height: 64px;
  }

  .whatsapp-float {
    bottom: 16px;
    left: 16px;
    width: 50px;
    height: 50px;
    font-size: 24px;
  }

  .site-footer__credit {
    font-size: 11px;
  }

  .site-footer__credit-logo {
    height: 12px;
  }
}

/* ---------- Desktop: footer in columns ---------- */

@media (min-width: 768px) {
  .site-footer__inner {
    grid-template-columns: minmax(0, 260px) minmax(0, 200px);
    padding-block: 40px 28px;
  }

  .site-footer__col:first-child {
    align-items: flex-start;
  }
}

/* ---------- Full-screen page loader ---------- */

.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: var(--color-bg);
}

.page-loader[hidden] {
  display: none;
}

.page-loader__spinner {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-accent);
  animation: page-loader-spin 0.8s linear infinite;
}

.page-loader__text {
  margin: 0;
  font-size: 14px;
  color: var(--color-text-muted);
}

@keyframes page-loader-spin {
  to {
    transform: rotate(360deg);
  }
}