/* Intribe - Editorial Design System */

:root {
  /* Palette */
  --color-bg: #f9f8f6;
  /* "Bone" / Near-white */
  --color-text: #171717;
  /* "Charcoal" / Near-black */
  --color-text-muted: #737373;
  /* Muted Grey */
  --color-border: #e5e5e5;

  /* Typography */
  /* Using system font stacks that approximate the requested look */
  --font-serif: "Newsreader", "Georgia", "Times New Roman", Times, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --text-base: 1rem;
  --text-sm: 0.875rem;
  --text-xs: 0.75rem;

  /* Spacing */
  --spacing-page-desktop: 96px;
  --spacing-page-mobile: 64px;
  --spacing-l: 3rem;
  --spacing-m: 2rem;
  --spacing-s: 1rem;

  /* Layout */
  --max-width: 720px;
}

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

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography Defaults */
h1,
h2,
h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  /* Regular weight for editorial feel */
  line-height: 1.2;
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

ul {
  list-style: none;
}

/* Layout Classes */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

main {
  flex: 1;
  padding-top: var(--spacing-page-mobile);
  padding-bottom: var(--spacing-page-mobile);
}

@media (min-width: 768px) {
  main {
    padding-top: var(--spacing-page-desktop);
    padding-bottom: var(--spacing-page-desktop);
  }
}

/* Header / Nav */
.site-header {
  padding: 2rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  max-width: 900px;
  /* Slightly wider header for optical balance, or keep to 720px */
  margin: 0 auto;
  width: 100%;
}

.site-title {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
}

.site-nav {
  display: flex;
  gap: 1.5rem;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: 11px;
  /* Specific minimal size */
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
}

/* Footer */
.site-footer {
  padding: 3rem 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  color: var(--color-text-muted);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-link:hover {
  color: var(--color-text);
}

/* Page Specific Typography */
.page-title {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.page-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 3rem;
  max-width: 28em;
}

/* Lists & Sections */
.section-title {
  font-family: var(--font-sans);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: 1rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  /* very subtle separator */
  padding-bottom: 0.5rem;
  display: inline-block;
}

.content-list {
  margin-bottom: 3rem;
}

.content-list li {
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

/* Form */
.minimal-form {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  font-weight: 600;
}

.form-input {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--color-border);
  background: transparent;
  padding: 0.5rem 0;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-text);
  outline: none;
  resize: none;
  /* For textareas */
  border-radius: 0;
}

.form-input:focus {
  border-bottom-color: var(--color-text);
}

.btn-submit {
  align-self: flex-start;
  background: transparent;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  padding: 0.75rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-submit:hover {
  background: var(--color-text);
  color: var(--color-bg);
}

.form-note {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: 1rem;
}

/* Utility */
.hidden {
  display: none;
}

.fade-in {
  animation: fadeIn 0.5s ease forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@media (min-width: 768px) {
  .page-title {
    font-size: 3.5rem;
  }
}