/* ==========================================================================
   VD Blog — Life Coaching Stylesheet
   ========================================================================== */

:root {
  --color-primary:      #0f172a;
  --color-primary-mid:  #1e293b;
  --color-accent:       #f59e0b;
  --color-accent-hover: #d97706;
  --color-text:         #1e293b;
  --color-text-muted:   #64748b;
  --color-bg:           #fffdf9;
  --color-bg-alt:       #fef9ef;
  --color-white:        #ffffff;
  --color-border:       #e2e8f0;

  --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'Cascadia Code', 'Fira Code', Consolas, Monaco, 'Courier New', monospace;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow:    0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -1px rgba(0,0,0,.04);
  --shadow-lg: 0 10px 25px -3px rgba(0,0,0,.1),  0 4px 6px -2px rgba(0,0,0,.05);

  --radius:    8px;
  --radius-lg: 12px;
  --ease:      0.2s ease;
  --container: 1180px;
  --header-h:  64px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

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

/* Layout
   ========================================================================== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section { padding: 5rem 0; }

.section-alt { background: var(--color-bg-alt); }

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}
.section-header h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: .5rem;
  letter-spacing: -.5px;
}
.section-header p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.section-footer {
  text-align: center;
  margin-top: 3rem;
}

/* Header / Nav
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.site-logo {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -.5px;
}
.site-logo:hover { color: var(--color-accent); }

.site-nav {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.nav-link {
  padding: .45rem .875rem;
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: .95rem;
  border-radius: var(--radius);
  transition: color var(--ease), background var(--ease);
}
.nav-link:hover,
.nav-link.active {
  color: var(--color-accent);
  background: rgba(245, 158, 11, .08);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  border-radius: var(--radius);
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--ease), opacity var(--ease);
}

/* Hero
   ========================================================================== */
.hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 60%, #1a3346 100%);
  color: var(--color-white);
  padding: 7rem 0 6rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 15% 85%, rgba(245,158,11,.12) 0%, transparent 50%),
                    radial-gradient(circle at 80% 15%, rgba(245,158,11,.07) 0%, transparent 45%);
}

.hero-content {
  position: relative;
  max-width: 680px;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -1.5px;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, .8);
  margin-bottom: 2.5rem;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .7rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  transition: all var(--ease);
  border: 2px solid transparent;
  cursor: pointer;
  line-height: 1.5;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-accent);
  color: #1a1100;
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #1a1100;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(245, 158, 11, .4);
}

.btn-secondary {
  background: var(--color-bg-alt);
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-border);
  color: var(--color-primary);
}

.btn-ghost {
  background: transparent;
  color: rgba(255, 255, 255, .9);
  border-color: rgba(255, 255, 255, .35);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, .1);
  color: white;
  border-color: rgba(255, 255, 255, .65);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn-outline:hover {
  background: var(--color-accent);
  color: #1a1100;
}

/* Feature Cards
   ========================================================================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  transition: transform var(--ease), box-shadow var(--ease);
}
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: .5rem;
}

.feature-card p {
  color: var(--color-text-muted);
  font-size: .93rem;
  line-height: 1.6;
}

/* Post Cards
   ========================================================================== */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.post-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 0;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform var(--ease), box-shadow var(--ease);
}
.post-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.post-card-image {
  overflow: hidden;
  flex-shrink: 0;
  line-height: 0;
}
.post-card-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.post-card:hover .post-card-image img {
  transform: scale(1.04);
}

.post-card-body {
  padding: 1.5rem 1.75rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  flex-grow: 1;
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
}

.post-card-meta time {
  font-size: .83rem;
  color: var(--color-text-muted);
}

.post-card h2,
.post-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.4;
}

.post-card h2 a,
.post-card h3 a {
  color: var(--color-primary);
  transition: color var(--ease);
}
.post-card h2 a:hover,
.post-card h3 a:hover { color: var(--color-accent); }

.post-card-body > p {
  color: var(--color-text-muted);
  font-size: .9rem;
  line-height: 1.6;
  flex-grow: 1;
}

.post-author {
  font-size: .83rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.read-more {
  font-weight: 600;
  font-size: .88rem;
  color: var(--color-accent);
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: .2rem;
}
.read-more:hover { color: var(--color-accent-hover); }

/* Tags
   ========================================================================== */
.tag {
  display: inline-block;
  padding: .2rem .65rem;
  background: rgba(245, 158, 11, .1);
  color: var(--color-accent-hover);
  border-radius: 20px;
  font-size: .77rem;
  font-weight: 600;
  letter-spacing: .3px;
}

.tags {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
}

.tags-cloud {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  align-items: center;
}

.tag-lg {
  font-size: .9rem;
  padding: .35rem .9rem;
}

.tag-count {
  opacity: .65;
  font-weight: 400;
}

/* Page Hero (inner pages)
   ========================================================================== */
.page-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
  color: var(--color-white);
  padding: 4.5rem 0 3.5rem;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.5px;
}

.page-subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, .75);
  margin-top: .75rem;
}

/* Blog Post Hero
   ========================================================================== */
.post-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
  color: var(--color-white);
  padding: 4rem 0 3rem;
}

.post-header .tags { margin-bottom: 1rem; }

.post-hero .tag {
  background: rgba(255, 255, 255, .15);
  color: rgba(255, 255, 255, .9);
}

.post-hero h1 {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.5px;
  margin-bottom: 1rem;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .88rem;
  color: rgba(255, 255, 255, .65);
}

/* Post Featured Image
   ========================================================================== */
.post-featured-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2.5rem;
  line-height: 0;
}
.post-featured-image img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

/* Prose
   ========================================================================== */
.prose { max-width: 720px; }

.prose h2 {
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 2.5rem 0 .875rem;
  line-height: 1.3;
  letter-spacing: -.3px;
}

.prose h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 2rem 0 .625rem;
}

.prose p {
  margin-bottom: 1.25rem;
  line-height: 1.8;
}

.prose ul,
.prose ol {
  margin: .75rem 0 1.25rem 1.5rem;
}

.prose li {
  margin-bottom: .5rem;
  line-height: 1.7;
}

.prose strong {
  font-weight: 700;
  color: var(--color-primary);
}

.prose a {
  color: var(--color-accent-hover);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.prose code {
  font-family: var(--font-mono);
  font-size: .875em;
  background: var(--color-bg-alt);
  padding: .15em .4em;
  border-radius: 4px;
  color: #b45309;
}

.prose pre {
  background: var(--color-primary);
  color: #cbd5e1;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: 1.5rem 0;
  font-family: var(--font-mono);
  font-size: .855rem;
  line-height: 1.75;
}

.prose pre code {
  background: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

.prose blockquote {
  border-left: 4px solid var(--color-accent);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: rgba(245, 158, 11, .06);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--color-text-muted);
  font-style: italic;
}

.post-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

/* About Page
   ========================================================================== */
.page-content .prose h2 { margin-top: 2rem; }

/* Services
   ========================================================================== */
.services-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.service-card {
  display: flex;
  gap: 2rem;
  background: var(--color-white);
  padding: 2.25rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--ease);
}
.service-card:hover { box-shadow: var(--shadow-lg); }

.service-icon {
  font-size: 2.25rem;
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245, 158, 11, .08);
  border-radius: var(--radius-lg);
}

.service-body h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: .5rem;
}

.service-body > p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  line-height: 1.65;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .45rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  font-size: .93rem;
  color: var(--color-text);
  line-height: 1.5;
}

.feature-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* CTA
   ========================================================================== */
.cta {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
  color: var(--color-white);
  text-align: center;
}

.cta-content {
  max-width: 580px;
  margin: 0 auto;
}

.cta h2 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -.5px;
}

.cta p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, .8);
  margin-bottom: 2rem;
  line-height: 1.65;
}

/* Footer
   ========================================================================== */
.site-footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, .7);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-white);
  display: block;
  margin-bottom: 1rem;
  letter-spacing: -.5px;
}

.footer-brand p {
  font-size: .9rem;
  line-height: 1.65;
}

.footer-links h4,
.footer-contact h4 {
  color: var(--color-white);
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}

.footer-links a {
  color: rgba(255, 255, 255, .6);
  font-size: .9rem;
  transition: color var(--ease);
}
.footer-links a:hover { color: var(--color-white); }

.footer-contact p {
  font-size: .9rem;
  margin-bottom: 1rem;
}

.footer-bottom {
  padding: 1.5rem 0;
  font-size: .83rem;
  color: rgba(255, 255, 255, .35);
}

/* Empty state
   ========================================================================== */
.empty-state {
  text-align: center;
  color: var(--color-text-muted);
  padding: 4rem 1rem;
  font-size: 1.05rem;
}

/* Responsive
   ========================================================================== */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  :root { --header-h: 60px; }

  .nav-toggle { display: flex; }

  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    padding: .75rem 1rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow);
    gap: 0;
  }
  .site-nav.open { display: flex; }

  .nav-link {
    width: 100%;
    padding: .75rem 1rem;
    border-radius: var(--radius);
  }

  .section { padding: 3.5rem 0; }
  .hero    { padding: 4rem 0 3.5rem; }

  .hero-actions { flex-direction: column; align-items: flex-start; }

  .feature-grid,
  .posts-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }

  .service-card { flex-direction: column; gap: 1.25rem; }
  .service-icon { width: 56px; height: 56px; font-size: 1.75rem; }

  .post-card-image img { height: 180px; }
  .post-featured-image img { max-height: 280px; }
}

@media (max-width: 480px) {
  .container { padding: 0 1rem; }
  .hero h1   { letter-spacing: -.5px; }
}