/* Shared site styles — header, footer, base */

@font-face {
  font-family: "Poppins";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("https://fonts.gstatic.com/s/poppins/v22/pxiByp8kv8JHgFVrLGT9Z1xlFd2JQEk.woff2") format("woff2");
}

@font-face {
  font-family: "Poppins";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("https://fonts.gstatic.com/s/poppins/v22/pxiByp8kv8JHgFVrLEj6Z1xlFd2JQEk.woff2") format("woff2");
}

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

:root {
  --color-green: #97c73e;
  --color-navy: #0a4563;
  --color-text: #033148;
  --color-purple: #655cc4;
  --color-white: #ffffff;
  --color-grey: #adafb2;
  --color-grey-border: #e0e0e0;
  --color-light-blue: #ebf4f7;
  --font-family: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --container-max: 1140px;
  --gutter: 1.5rem;
  --header-height: 70px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

a:hover {
  text-decoration: underline;
}

.site {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  box-shadow: 0 2px 10px rgba(10, 69, 99, 0.08);
  padding: 10px 15px 10px 15px;
}

.site-header_inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 1rem;
}

.site-logo img {
  width: auto;
  max-height: 44px;
}

.site-header_toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.site-header_toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  margin: 0 auto;
  background-color: var(--color-navy);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-navy);
  text-decoration: none;
}

.site-nav a:hover {
  color: #306899;
  text-decoration: none;
}

.site-nav .nav-login a {
  color: #0a4563;
}

@media (max-width: 768px) {
  .site-header_toggle {
    display: flex;
  }

  .site-header_inner {
    z-index: 1;
    flex-wrap: nowrap;
    background: var(--color-white);
  }

  .site-nav-wrap {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 0;
    display: grid;
    grid-template-rows: 0fr;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    background: var(--color-white);
    border-top: 1px solid transparent;
    box-shadow: 0 8px 16px rgba(10, 69, 99, 0.1);
    transition:
      grid-template-rows 0.35s ease,
      opacity 0.3s ease,
      visibility 0.35s ease,
      border-color 0.3s ease;
  }

  .site-header.is-open .site-nav-wrap {
    grid-template-rows: 1fr;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    border-top-color: var(--color-grey-border);
  }

  .site-header.is-open .site-header_toggle-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .site-header.is-open .site-header_toggle-bar:nth-child(2) {
    opacity: 0;
  }

  .site-header.is-open .site-header_toggle-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .site-nav {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    max-width: none;
    margin: 0;
    gap: 0;
    min-height: 0;
    overflow: hidden;
    padding: 0 var(--gutter) 0.25rem;
  }

  .site-nav li {
    width: 100%;
  }

  .site-nav li + li {
    border-top: 1px solid var(--color-grey-border);
  }

  .site-nav a {
    display: block;
    width: 100%;
    text-align: left;
    padding: 0.875rem 0;
    font-size: 1rem;
  }
}

/* Footer */

.site-footer {
  margin-top: auto;
  padding: 1rem var(--gutter) 1.5rem;
}

.site-footer hr {
  margin: 0 0 1rem;
  border: 0;
  border-top: 1px solid var(--color-grey-border);
}

.site-footer_inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-text);
}

.site-footer a {
  color: var(--color-text);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 480px) {
  .site-footer_inner {
    flex-direction: column;
    text-align: center;
  }
}