/* Khidr sub-sites (learn.mykhidr.com, press.mykhidr.com).
   Same palette and type as mykhidr.com: sand paper, earth ink, forest accent. */

:root {
  --sand: #F0EDE4;
  --plaster: #E8E2D6;
  --paper: #FAF8F3;
  --earth: #3A342E;
  --dust: #7A6E63;
  --forest: #2D5A1B;
  --leaf: #4A7C30;
  --amber: #C4A97A;
  --night: #1A2410;
  --divider: #D4CDBE;

  --gutter: clamp(1.25rem, 6vw, 6rem);
  --measure: 66ch;
  --section-gap: clamp(3.5rem, 8vw, 6.5rem);
}

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

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

body {
  margin: 0;
  background: var(--sand);
  color: var(--earth);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--amber); color: var(--night); }

p, h1, h2, h3, ul, ol, figure { margin: 0; }

a { color: var(--forest); text-underline-offset: 0.18em; }
a:hover { color: var(--leaf); }

:focus-visible { outline: 2px solid var(--forest); outline-offset: 3px; }

.wrap {
  padding-inline: var(--gutter);
  max-width: 76rem;
  margin-inline: auto;
}

.arabic {
  font-family: "Amiri", serif;
  direction: rtl;
  line-height: 2;
}

/* ---------- header ---------- */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  padding-block: clamp(1.25rem, 3vw, 2rem);
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.75rem;
  color: var(--forest);
  font-weight: 600;
  font-size: 1.375rem;
  letter-spacing: 0.3em;
  text-decoration: none;
}

.wordmark small {
  color: var(--dust);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1rem, 3vw, 1.75rem);
  list-style: none;
  padding: 0;
  font-size: 0.9375rem;
}

.nav a { color: var(--earth); text-decoration: none; }
.nav a:hover { color: var(--forest); }

/* ---------- hero ---------- */

.hero {
  padding-top: clamp(2rem, 6vw, 4.5rem);
  padding-bottom: var(--section-gap);
}

.eyebrow {
  color: var(--dust);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero h1 {
  color: var(--night);
  font-weight: 600;
  font-size: clamp(2.25rem, 6.5vw, 4.75rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  max-width: 17ch;
}

.hero h1 em { color: var(--forest); font-style: normal; }

.hero-support {
  max-width: 52ch;
  margin-top: clamp(1.25rem, 3vw, 2rem);
  font-size: clamp(1.0625rem, 1.6vw, 1.1875rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 2rem;
}

/* ---------- sections ---------- */

.section {
  padding-block: var(--section-gap);
  border-top: 1px solid var(--divider);
}

.section h2 {
  color: var(--night);
  font-weight: 600;
  font-size: clamp(1.625rem, 3.6vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 0.875rem;
}

.section-intro {
  max-width: var(--measure);
  color: var(--dust);
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}

/* ---------- buttons ---------- */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.875rem;
  padding: 0.6rem 1.4rem;
  border: 1px solid var(--forest);
  border-radius: 999px;
  background: var(--forest);
  color: var(--sand);
  font: inherit;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  cursor: pointer;
}

.button:hover { background: var(--leaf); border-color: var(--leaf); color: var(--sand); }
.button:disabled { opacity: 0.55; cursor: progress; }

.button--ghost { background: transparent; color: var(--forest); }
.button--ghost:hover { background: var(--plaster); color: var(--forest); }

/* ---------- cards ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 17rem), 1fr));
  gap: clamp(1rem, 2.5vw, 1.75rem);
}

.card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--divider);
  border-radius: 0.875rem;
  background: var(--paper);
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: border-color 150ms ease, transform 150ms ease;
}

a.card:hover { border-color: var(--forest); transform: translateY(-2px); color: inherit; }

.cover {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  aspect-ratio: 4 / 5;
  padding: 1.5rem;
  background: var(--plaster);
  border-bottom: 1px solid var(--divider);
}

.cover__kind {
  color: var(--dust);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.cover__title {
  color: var(--night);
  font-weight: 600;
  font-size: 1.5rem;
  line-height: 1.12;
  letter-spacing: -0.015em;
}

.cover__arabic {
  font-family: "Amiri", serif;
  font-size: 2rem;
  line-height: 1.4;
  color: var(--forest);
  direction: rtl;
  text-align: right;
}

.cover--forest { background: var(--forest); }
.cover--forest .cover__title, .cover--forest .cover__arabic { color: var(--sand); }
.cover--forest .cover__kind { color: #b9c9ad; }
.cover--night { background: var(--night); }
.cover--night .cover__title { color: var(--sand); }
.cover--night .cover__arabic { color: var(--amber); }
.cover--night .cover__kind { color: #9aa58f; }

.card__body {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex: 1;
  padding: 1.25rem 1.4rem 1.4rem;
}

.card__body h3 {
  color: var(--night);
  font-weight: 600;
  font-size: 1.125rem;
  line-height: 1.25;
}

.card__body p { color: var(--dust); font-size: 0.9375rem; }

.card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: auto;
  padding-top: 0.6rem;
  font-size: 0.875rem;
}

.badge {
  display: inline-block;
  padding: 0.18rem 0.65rem;
  border: 1px solid var(--divider);
  border-radius: 999px;
  color: var(--dust);
  font-size: 0.78125rem;
  white-space: nowrap;
}

.badge--ready { border-color: var(--forest); color: var(--forest); }

/* ---------- learn: topics + lessons ---------- */

.topic-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  list-style: none;
  padding: 0;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.topic-nav a {
  display: inline-block;
  padding: 0.4rem 0.95rem;
  border: 1px solid var(--divider);
  border-radius: 999px;
  background: var(--paper);
  color: var(--earth);
  font-size: 0.9rem;
  text-decoration: none;
}

.topic-nav a:hover { border-color: var(--forest); color: var(--forest); }

.topic + .topic { margin-top: clamp(2.5rem, 5vw, 3.5rem); }

.topic h3 {
  color: var(--night);
  font-weight: 600;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.lesson-num {
  color: var(--forest);
  font-size: 0.8125rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.crumbs {
  font-size: 0.875rem;
  color: var(--dust);
  margin-bottom: 1.5rem;
}

.crumbs a { color: var(--dust); }

.lesson {
  padding-top: clamp(1.5rem, 4vw, 3rem);
  padding-bottom: var(--section-gap);
}

.lesson h1 {
  color: var(--night);
  font-weight: 600;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 20ch;
}

.lesson-summary {
  max-width: var(--measure);
  margin-top: 1rem;
  font-size: 1.125rem;
  color: var(--dust);
}

.lesson-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  margin-top: clamp(2rem, 5vw, 3rem);
  padding-top: clamp(2rem, 5vw, 3rem);
  border-top: 1px solid var(--divider);
}

@media (min-width: 60rem) {
  .lesson-layout { grid-template-columns: minmax(0, 1fr) 20rem; }
}

.md { max-width: var(--measure); }
.md > * + * { margin-top: 1.1rem; }
.md h2 { color: var(--night); font-weight: 600; font-size: 1.5rem; margin-top: 2.25rem; }
.md h3 { color: var(--night); font-weight: 600; font-size: 1.2rem; margin-top: 1.75rem; }
.md ul, .md ol { padding-left: 1.25rem; }
.md li + li { margin-top: 0.4rem; }
.md blockquote {
  margin-inline: 0;
  padding: 0.75rem 1.25rem;
  border-left: 3px solid var(--amber);
  background: var(--paper);
  border-radius: 0 0.5rem 0.5rem 0;
}

.aside-card {
  position: sticky;
  top: 1.5rem;
  padding: 1.5rem;
  border: 1px solid var(--divider);
  border-radius: 0.875rem;
  background: var(--paper);
}

.aside-card h2 { color: var(--night); font-size: 1.0625rem; font-weight: 600; margin-bottom: 0.5rem; }
.aside-card p { color: var(--dust); font-size: 0.9375rem; }
.aside-card .button { margin-top: 1rem; width: 100%; }
.aside-card + .aside-card { margin-top: 1rem; position: static; }

.pager {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--divider);
  font-size: 0.9375rem;
}

/* ---------- app callout ---------- */

.callout {
  display: grid;
  gap: 1.25rem;
  padding: clamp(1.75rem, 4vw, 3rem);
  border-radius: 1.25rem;
  background: var(--forest);
  color: var(--sand);
}

.callout h2 { color: var(--sand); margin: 0; }
.callout p { max-width: 52ch; color: #dfe6d6; }
.callout .button { background: var(--sand); color: var(--forest); border-color: var(--sand); justify-self: start; }
.callout .button:hover { background: var(--plaster); }

/* ---------- forms ---------- */

.form {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 1rem;
  max-width: 34rem;
}

.field { display: grid; gap: 0.4rem; }
.field label { font-size: 0.875rem; font-weight: 600; }

.field input {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--divider);
  border-radius: 0.625rem;
  background: var(--paper);
  color: var(--earth);
  font: inherit;
  font-size: 1rem;
}

.field input:focus { outline: 2px solid var(--forest); outline-offset: 0; border-color: var(--forest); }

.form-status { grid-column: 1 / -1; min-height: 1.5em; font-size: 0.9375rem; color: var(--dust); }
.form-status[data-tone="ok"] { color: var(--forest); }
.form-status[data-tone="error"] { color: #a2361f; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

@media (max-width: 34rem) {
  .form { grid-template-columns: 1fr; }
}

/* ---------- footer ---------- */

.site-footer {
  padding-block: clamp(2.5rem, 5vw, 3.5rem);
  border-top: 1px solid var(--divider);
  color: var(--dust);
  font-size: 0.9375rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
}

.footer-links a { color: var(--earth); }
.copyright { margin-top: 1rem; }