/* ==========================================================
   Ahmed Nadar — Personal Site Styles
   Editorial, confident, developer-focused.
   
   Typography: Newsreader (serif headings) + Source Sans 3 (body)
   + JetBrains Mono (code).
   ========================================================== */

/* --- CSS Variables --- */
:root {
  --color-bg: #faf8f5;
  --color-bg-alt: #f0ece6;
  --color-text: #2c2826;
  --color-text-muted: #6b6560;
  --color-text-light: #9a9490;
  --color-accent: #b45a2b;
  --color-accent-hover: #8f4720;
  --color-accent-light: rgba(180, 90, 43, 0.08);
  --color-border: #e0dbd4;
  --color-code-bg: #2c2826;
  --color-code-text: #e8e0d8;

  --font-serif: 'Newsreader', Georgia, serif;
  --font-sans: 'Source Sans 3', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --text-xs: 0.8rem;
  --text-sm: 0.9rem;
  --text-base: 1.08rem;
  --text-lg: 1.25rem;
  --text-xl: 1.55rem;
  --text-2xl: 2rem;
  --text-3xl: 2.8rem;
  --text-4xl: 3.6rem;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 8rem;

  --container-max: 72rem;
  --content-max: 42rem;

  --transition: 0.2s ease;
}


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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
}

::selection {
  background: var(--color-accent);
  color: #fff;
}


/* --- Layout --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-narrow {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}


/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

h1 { font-size: var(--text-3xl); margin-bottom: var(--space-sm); }
h2 { font-size: var(--text-2xl); margin-bottom: var(--space-sm); }
h3 { font-size: var(--text-xl); margin-bottom: var(--space-xs); }
h4 { font-size: var(--text-lg); margin-bottom: var(--space-xs); }

p { margin-bottom: var(--space-md); }

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--color-accent-hover); }

strong { font-weight: 600; }

blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-md);
  margin: var(--space-lg) 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}

hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-lg) 0;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}

.post-body ul, .post-body ol,
.page-body ul, .page-body ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-md);
}

.post-body li, .page-body li {
  margin-bottom: var(--space-xs);
}


/* --- Code --- */
code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--color-bg-alt);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}

pre {
  background: var(--color-code-bg);
  color: var(--color-code-text);
  padding: var(--space-md);
  border-radius: 6px;
  overflow-x: auto;
  margin: var(--space-md) 0 var(--space-lg);
  line-height: 1.5;
}

pre code {
  background: none;
  padding: 0;
  font-size: 0.88rem;
  color: inherit;
}


/* ==========================================================
   HEADER
   ========================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
  background: rgba(250, 248, 245, 0.92);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.site-logo {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.site-logo:hover { color: var(--color-accent); }

.site-nav {
  display: flex;
  gap: var(--space-md);
}

.site-nav a {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition);
}

@media (max-width: 640px) {
  .menu-toggle { display: flex; }

  .site-nav {
    display: none;
    position: absolute;
    top: 4rem;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-sm) var(--space-md);
    gap: var(--space-xs);
  }

  body.nav-open .site-nav { display: flex; }
  body.nav-open .menu-toggle span:first-child {
    transform: rotate(45deg) translate(2px, 4px);
  }
  body.nav-open .menu-toggle span:last-child {
    transform: rotate(-45deg) translate(2px, -4px);
  }
}


/* ==========================================================
   HERO — Identity, not just a name
   ========================================================== */
.hero {
  padding: var(--space-xl) 0 var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.hero-label {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}

.hero-title {
  font-size: var(--text-4xl);
  letter-spacing: -0.03em;
  margin-bottom: 0.3rem;
  background: linear-gradient(135deg, var(--color-text) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Role line — sits right under the name, different from the bio */
.hero-role {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
  letter-spacing: 0.02em;
  margin-bottom: var(--space-md);
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 38rem;
  line-height: 1.6;
  margin-bottom: 0;
}

@media (max-width: 640px) {
  .hero { padding: var(--space-lg) 0 var(--space-md); }
  .hero-title { font-size: var(--text-2xl); }
  .hero-subtitle { font-size: var(--text-base); }
}


/* ==========================================================
   CURRENTLY — What's alive right now
   A distinct visual block that feels like a sticky note
   ========================================================== */
.currently {
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
}

.currently-inner {
  display: flex;
  gap: var(--space-lg);
  align-items: baseline;
}

.currently-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  white-space: nowrap;
  min-width: 6rem;
  /* Small accent dot before the label */
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.currently-label::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  /* Subtle pulse animation to signal "live" */
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.currently-content {
  max-width: var(--content-max);
}

.currently-content p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

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

/* Bold links inside currently section stand out */
.currently-content strong {
  color: var(--color-text);
}

@media (max-width: 640px) {
  .currently-inner {
    flex-direction: column;
    gap: var(--space-sm);
  }
}


/* ==========================================================
   PHILOSOPHY — A punchy belief statement
   ========================================================== */
.philosophy {
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.philosophy-quote {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-style: normal;
  font-weight: 400;
  color: var(--color-text);
  line-height: 1.6;
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-md);
  margin: 0;
}


/* ==========================================================
   SECTIONS
   ========================================================== */
.section {
  padding: var(--space-xl) 0;
}

.section-alt {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-title {
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
}


/* ==========================================================
   FEATURED PROJECT — Larger, more prominent
   ========================================================== */
.project-featured {
  background: var(--color-bg);
  border: 2px solid var(--color-accent);
  border-radius: 8px;
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  position: relative;
}

.project-featured-badge {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  background: var(--color-accent);
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
  display: inline-block;
  margin-bottom: var(--space-sm);
}

.project-featured-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-xs);
}

.project-featured-title a {
  color: var(--color-text);
}
.project-featured-title a:hover {
  color: var(--color-accent);
}

.project-featured-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 36rem;
  line-height: 1.6;
  margin-bottom: var(--space-sm);
}

@media (max-width: 640px) {
  .project-featured {
    padding: var(--space-md);
  }
}


/* ==========================================================
   PROJECT CARDS
   ========================================================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(20rem, 1fr));
  gap: var(--space-md);
}

.project-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: var(--space-md);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.project-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.project-card-title {
  font-size: var(--text-lg);
  margin-bottom: 0.4rem;
}

.project-card-title a { color: var(--color-text); }
.project-card-title a:hover { color: var(--color-accent); }

.project-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.project-link {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-accent);
}

.project-visit-link {
  display: inline-block;
  margin-top: var(--space-xs);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 0.4rem 1rem;
  border-radius: 4px;
  transition: all var(--transition);
}

.project-visit-link:hover {
  background: var(--color-accent);
  color: #fff;
}


/* ==========================================================
   POST CARDS
   ========================================================== */
.post-card {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}
.post-card:last-child { border-bottom: none; }

.post-date {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  margin-bottom: 0.3rem;
}

.post-card-title {
  font-size: var(--text-xl);
  margin-bottom: 0.4rem;
}
.post-card-title a { color: var(--color-text); text-decoration: none; }
.post-card-title a:hover { color: var(--color-accent); }

.post-card-excerpt {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: 0;
  line-height: 1.6;
}

.view-all {
  display: inline-block;
  margin-top: var(--space-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}


/* ==========================================================
   WORK WITH ME — Clear call to action
   ========================================================== */
.work-with-me {
  padding: var(--space-xl) 0;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.work-with-me-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-xs);
}

.work-with-me-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 30rem;
  margin: 0 auto var(--space-md);
  line-height: 1.6;
}

.work-with-me-links {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.cta-button {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
  background: var(--color-accent);
  padding: 0.7rem 1.8rem;
  border-radius: 5px;
  text-decoration: none;
  transition: background var(--transition);
}
.cta-button:hover {
  background: var(--color-accent-hover);
  color: #fff;
}

.cta-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}
.cta-link:hover {
  color: var(--color-accent);
}


/* ==========================================================
   SINGLE POST / PAGE
   ========================================================== */
.post-header, .page-header {
  padding: var(--space-xl) var(--space-md) var(--space-lg);
}

.post-title, .page-title {
  font-size: var(--text-3xl);
  letter-spacing: -0.02em;
  max-width: var(--content-max);
}

.post-description, .page-description {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
  line-height: 1.5;
}

.post-tags {
  display: flex;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
  flex-wrap: wrap;
}

.tag {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
  border: 1px solid var(--color-border);
}

.post-body, .page-body {
  padding-bottom: var(--space-xl);
}

.post-body h2, .page-body h2 { margin-top: var(--space-lg); }
.post-body h3, .page-body h3 { margin-top: var(--space-md); }

.post-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) var(--space-md);
}

.post-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
}

.post-nav-link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  max-width: 45%;
}

.post-nav-next {
  text-align: right;
  margin-left: auto;
}

.post-nav-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
}

.post-nav-title {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  color: var(--color-text);
  margin-top: 0.2rem;
}

.post-nav-link:hover .post-nav-title {
  color: var(--color-accent);
}


/* ==========================================================
   POST LIST PAGE
   ========================================================== */
.posts-list {
  list-style: none;
  padding: 0;
}

.posts-list li {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-md);
  align-items: baseline;
}
.posts-list li:last-child { border-bottom: none; }

.posts-list time {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-light);
  white-space: nowrap;
  min-width: 6rem;
}

.posts-list a {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  color: var(--color-text);
}
.posts-list a:hover { color: var(--color-accent); }


/* ==========================================================
   FOOTER
   ========================================================== */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) 0;
  margin-top: var(--space-xl);
}

.site-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer-bio p {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin: 0;
}

.footer-links {
  display: flex;
  gap: var(--space-md);
}

.footer-links a {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.footer-links a:hover { color: var(--color-accent); }


/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width: 640px) {
  .post-title, .page-title { font-size: var(--text-2xl); }
  .post-nav { flex-direction: column; }
  .post-nav-link { max-width: 100%; }
  .post-nav-next { text-align: left; }
  .posts-list li { flex-direction: column; gap: 0.2rem; }
  .site-footer-inner { flex-direction: column; text-align: center; }
}