/* ============================================
   CONSULTING WEBSITE – GLOBAL STYLES
   ============================================ */

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

:root {
  /* Palette */
  --white: #ffffff;
  --light-blue: #e8f4fd;
  --accent-blue: #3a8fd6;
  --accent-blue-hover: #2d7abf;
  --dark-text: #1e293b;
  --body-text: #475569;
  --light-grey: #f1f5f9;
  --border: #e2e8f0;
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.12);

  /* Typography */
  --font-main: 'Inter', 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-body: 1rem;
  --fs-sm: 0.875rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.75rem;
  --fs-hero: clamp(2.5rem, 4.5vw + 1rem, 4.25rem);

  /* Spacing */
  --section-pad: 5rem 1.5rem;
  --container-max: 1140px;

  /* Transitions */
  --transition: all 0.3s ease-in-out;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  color: var(--body-text);
  line-height: 1.7;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

/* ---------- Visually Hidden (a11y) ---------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

ul {
  list-style: none;
}

h1, h2, h3, h4 {
  color: var(--dark-text);
  line-height: 1.25;
  font-weight: 700;
}

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

/* ---------- Utility ---------- */
.section-pad {
  padding: var(--section-pad);
}

.section-title {
  font-size: var(--fs-2xl);
  text-align: center;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  text-align: center;
  color: var(--body-text);
  max-width: 600px;
  margin: 0 auto 3rem;
  font-size: var(--fs-lg);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: var(--fs-body);
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--accent-blue);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--accent-blue-hover);
  box-shadow: var(--shadow-md);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--accent-blue);
  border: 2px solid var(--accent-blue);
}
.btn-outline:hover {
  background: var(--accent-blue);
  color: var(--white);
  transform: translateY(-2px);
}

/* ---------- Scroll Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   NAVIGATION
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
  transition: var(--transition);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  max-width: var(--container-max);
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: flex-end;
  gap: 0;
  font-size: var(--fs-xl);
  font-weight: 800;
  color: var(--accent-blue);
  letter-spacing: -0.5px;
  text-decoration: none;
}
.nav-logo img {
  height: 50px;
  width: auto;
  margin-right: -0.1em;
}
.nav-logo span {
  color: inherit;
}
.nav-logo span:last-child {
  color: var(--dark-text);
  transition: color 0.3s ease;
}
.nav-logo:hover span:last-child {
  color: var(--accent-blue);
}

/* Footer logo - invert for dark bg */
.site-footer .nav-logo img {
  filter: brightness(0) invert(1);
  height: 42px;
}
.site-footer .nav-logo span:last-child {
  color: #fff;
}
.site-footer .nav-logo:hover span:last-child {
  color: var(--accent-blue);
}

.nav-links {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}
.nav-links a {
  color: var(--body-text);
  font-weight: 500;
  font-size: var(--fs-sm);
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-blue);
  transition: width 0.3s ease;
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-blue);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--dark-text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    flex-direction: column;
    background: var(--white);
    padding: 1.5rem 0;
    gap: 0;
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
  }
  .nav-links.open {
    max-height: 400px;
    padding: 1.5rem 0;
  }
  .nav-links a {
    padding: 0.65rem 1.5rem;
    width: 100%;
    font-size: var(--fs-body);
  }
}

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    url('../img/hero-background.png') center center / cover no-repeat,
    linear-gradient(180deg, var(--white) 0%, var(--light-blue) 100%);
  padding: 8rem 1.5rem 5rem;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 1060px;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: var(--fs-hero);
  margin-bottom: 1.25rem;
  letter-spacing: -1px;
}
.hero h1 span {
  color: var(--accent-blue);
}

.hero p {
  font-size: var(--fs-lg);
  color: var(--body-text);
  margin-bottom: 2.25rem;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Parallax floating shapes */
.hero-bg-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.12;
  background: var(--accent-blue);
  pointer-events: none;
}
.hero-bg-shape.s1 {
  width: 420px; height: 420px;
  top: -80px; right: -120px;
}
.hero-bg-shape.s2 {
  width: 260px; height: 260px;
  bottom: -60px; left: -80px;
}
.hero-bg-shape.s3 {
  width: 140px; height: 140px;
  bottom: 20%; left: 55%;
  opacity: 0.07;
}

/* ============================================
   CARDS (shared)
   ============================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  transition: var(--transition);
  cursor: default;
  position: relative;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.card-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--light-blue);
  color: var(--accent-blue);
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.card h3 {
  font-size: var(--fs-lg);
  margin-bottom: 0.5rem;
}

.card p {
  font-size: var(--fs-sm);
  color: var(--body-text);
  line-height: 1.65;
}

/* Expandable detail */
.card-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, margin 0.4s ease;
  margin-top: 0;
}
.card-detail.open {
  margin-top: 1rem;
}
.card-detail-inner {
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--body-text);
}

.card-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--accent-blue);
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
  transition: var(--transition);
}
.card-toggle:hover {
  color: var(--accent-blue-hover);
}
.card-toggle .arrow {
  display: inline-block;
  transition: transform 0.3s ease;
}
.card-toggle.open .arrow {
  transform: rotate(180deg);
}

/* ============================================
   PROJECT CARDS
   ============================================ */
.project-card {
  cursor: default;
}

.project-card .project-img-wrap {
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 16px rgba(58, 143, 214, 0.12);
  transform: rotate(-1deg);
  transition: var(--transition);
}
.project-card:hover .project-img-wrap {
  transform: scale(1.02) rotate(0deg);
  box-shadow: 0 8px 24px rgba(58, 143, 214, 0.18);
}

.project-card .project-img-wrap img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--light-grey);
}

/* Terminal-style screenshot frame */
.terminal-frame {
  background: #1a1b26;
  border-radius: 10px;
  padding: 0;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}
.terminal-frame::before {
  content: '';
  display: block;
  height: 32px;
  background: #2a2b3d;
  position: relative;
  z-index: 1;
  background-image:
    radial-gradient(circle at 16px 16px, #ff5f57 5px, transparent 5px),
    radial-gradient(circle at 36px 16px, #febc2e 5px, transparent 5px),
    radial-gradient(circle at 56px 16px, #28c840 5px, transparent 5px);
}
.terminal-frame img {
  display: block;
  width: 100%;
  background: #1a1b26;
}
.project-card .terminal-frame img {
  height: auto;
  object-fit: contain;
  padding: 4px 8px 8px;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.85rem;
}
.tech-tag {
  font-size: 0.75rem;
  background: var(--light-blue);
  color: var(--accent-blue);
  padding: 0.25rem 0.65rem;
  border-radius: 99px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ============================================
   ABOUT
   ============================================ */
.about-section {
  background: linear-gradient(180deg, var(--white) 0%, var(--light-grey) 100%);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

.about-text p {
  margin-bottom: 1rem;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 2rem;
}

/* ============================================
   HOW I WORK – Steps
   ============================================ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}
.step-card {
  background: var(--white);
  border-radius: 14px;
  padding: 2rem 1.75rem;
  position: relative;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: var(--white);
  font-weight: 700;
  font-size: var(--fs-body);
  margin-bottom: 1rem;
}
.step-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: var(--dark-text);
}
.step-card > p {
  font-size: var(--fs-sm);
  color: var(--body-text);
  line-height: 1.65;
  margin-bottom: 0;
}
.step-card ul {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 0 0;
}
.step-card ul li {
  font-size: var(--fs-sm);
  color: var(--body-text);
  padding: 0.3rem 0;
  padding-left: 1.35rem;
  position: relative;
  line-height: 1.55;
}
.step-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-blue);
  opacity: 0.7;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent-blue);
  opacity: 0.25;
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  margin-bottom: 1.75rem;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-blue);
  border: 3px solid var(--white);
  box-shadow: 0 0 0 2px var(--accent-blue);
}
.timeline-item h4 {
  font-size: var(--fs-body);
  margin-bottom: 0.15rem;
}
.timeline-item .year {
  font-size: var(--fs-sm);
  color: var(--accent-blue);
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.timeline-item p {
  font-size: var(--fs-sm);
}

/* ============================================
   CONTACT
   ============================================ */
.contact-section {
  background: linear-gradient(180deg, var(--light-grey) 0%, var(--white) 100%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: start;
}
@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-weight: 600;
  font-size: var(--fs-sm);
  margin-bottom: 0.35rem;
  color: var(--dark-text);
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-main);
  font-size: var(--fs-body);
  transition: var(--transition);
  background: var(--white);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(58, 143, 214, 0.15);
}
.form-group textarea {
  resize: vertical;
  min-height: 140px;
}
.form-group input[type="file"] {
  padding: 0.5rem;
  font-size: var(--fs-sm);
}

.contact-info h3 {
  font-size: var(--fs-xl);
  margin-bottom: 1rem;
}
.contact-info p {
  margin-bottom: 1.5rem;
}
.social-links {
  display: flex;
  gap: 1rem;
}
.social-links a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--light-blue);
  color: var(--accent-blue);
  font-size: 1.2rem;
  transition: var(--transition);
}
.social-links a:hover {
  background: var(--accent-blue);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--dark-text);
  color: rgba(255, 255, 255, 0.7);
  padding: 3.5rem 1.5rem 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2rem;
  max-width: var(--container-max);
  margin: 0 auto;
}
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand p {
  font-size: var(--fs-sm);
  margin-top: 0.75rem;
  line-height: 1.7;
}

.footer-links h4,
.footer-social h4 {
  color: var(--white);
  font-size: var(--fs-body);
  margin-bottom: 1rem;
}
.footer-links ul a {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--fs-sm);
  display: block;
  padding: 0.3rem 0;
}
.footer-links ul a:hover {
  color: var(--white);
}

.footer-social .social-links a {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
}
.footer-social .social-links a:hover {
  background: var(--accent-blue);
  color: var(--white);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  margin-top: 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: var(--fs-sm);
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
}

/* Newsletter */
.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}
.newsletter-form input {
  flex: 1;
  padding: 0.6rem 0.85rem;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06);
  color: var(--white);
  font-family: var(--font-main);
  font-size: var(--fs-sm);
}
.newsletter-form input::placeholder {
  color: rgba(255,255,255,0.4);
}
.newsletter-form input:focus {
  outline: none;
  border-color: var(--accent-blue);
}
.newsletter-form button {
  padding: 0.6rem 1.15rem;
  border-radius: 8px;
  background: var(--accent-blue);
  color: var(--white);
  border: none;
  font-weight: 600;
  font-size: var(--fs-sm);
  cursor: pointer;
  transition: var(--transition);
}
.newsletter-form button:hover {
  background: var(--accent-blue-hover);
}

/* ============================================
   PAGE SPECIFIC – bg alternation
   ============================================ */
.bg-white {
  background: var(--white);
}
.bg-light {
  background: var(--light-grey);
}
.bg-gradient {
  background: linear-gradient(180deg, var(--white) 0%, var(--light-grey) 100%);
}

/* ============================================
   LIGHTBOX / MODAL
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.modal-content {
  background: var(--white);
  border-radius: 16px;
  max-width: 600px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 2.5rem;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}
.modal-overlay.active .modal-content {
  transform: translateY(0);
}
.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--light-grey);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.modal-close:hover {
  background: var(--border);
}

/* ============================================
   INSIGHTS / ARTICLES
   ============================================ */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.article-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 2rem;
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}
.article-card:hover {
  border-color: var(--accent-blue);
  box-shadow: 0 8px 30px rgba(58, 143, 214, 0.12);
  transform: translateY(-4px);
}
.article-card h3 {
  font-size: 1.25rem;
  color: var(--dark-text);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}
.article-card p {
  color: var(--body-text);
  font-size: 0.97rem;
  line-height: 1.7;
  flex: 1;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--body-text);
}
.article-tag {
  background: var(--light-blue);
  color: var(--accent-blue);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}
.article-read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.25rem;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--accent-blue);
}
.article-card:hover .article-read-more {
  gap: 0.7rem;
}

/* -- Article page -- */
.article-container {
  max-width: 780px;
}
.article-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent-blue);
  text-decoration: none;
  margin-bottom: 2rem;
  transition: var(--transition);
}
.article-back:hover {
  gap: 0.75rem;
}
.article-header h1 {
  font-size: clamp(1.75rem, 3vw + 0.5rem, 2.5rem);
  line-height: 1.3;
  color: var(--dark-text);
  margin-bottom: 1rem;
}
.article-lead {
  font-size: 1.15rem;
  color: var(--body-text);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  border-left: 3px solid var(--accent-blue);
  padding-left: 1.25rem;
}
.article-body h2 {
  font-size: 1.35rem;
  color: var(--dark-text);
  margin: 2.5rem 0 1rem;
}
.article-body p {
  color: var(--body-text);
  line-height: 1.85;
  margin-bottom: 1.25rem;
}
.article-body ul,
.article-body ol {
  color: var(--body-text);
  line-height: 1.85;
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}
.article-body li {
  margin-bottom: 0.5rem;
}
.article-body a {
  color: var(--accent-blue);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.article-body a:hover {
  color: var(--dark-text);
}
.article-body strong {
  color: var(--dark-text);
}

/* -- Article visual breaks -- */
.pull-quote {
  margin: 2.5rem 0;
  padding: 1.75rem 2rem;
  border-left: 4px solid var(--accent-blue);
  background: var(--light-blue);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.7;
  color: var(--dark-text);
}
.pull-quote cite {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  font-weight: 400;
  font-style: normal;
  color: var(--body-text);
}
.callout-box {
  margin: 2.5rem 0;
  padding: 1.5rem 1.75rem;
  background: var(--light-grey);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.callout-box.callout-warn {
  border-left: 4px solid #e67e22;
  background: #fef9f3;
}
.callout-box.callout-info {
  border-left: 4px solid var(--accent-blue);
  background: var(--light-blue);
}
.callout-box .callout-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  color: var(--dark-text);
}
.callout-box p {
  margin-bottom: 0.5rem;
}
.callout-box p:last-child {
  margin-bottom: 0;
}
.checklist {
  list-style: none;
  padding-left: 0;
  margin: 2rem 0;
}
.checklist li {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 0.75rem;
  line-height: 1.7;
  color: var(--body-text);
}
.checklist li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 0.15em;
  width: 1.4rem;
  height: 1.4rem;
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--light-blue);
  color: var(--accent-blue);
  border-radius: 4px;
}

.diagnostic-block {
  margin: 2.5rem 0;
  padding: 2rem 2.25rem;
  background: var(--dark-text);
  border-radius: var(--radius);
  color: #cbd5e1;
}
.diagnostic-block p {
  color: #cbd5e1;
  margin-bottom: 0;
  padding: 0.6rem 0;
  font-size: 1.05rem;
  line-height: 1.6;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.diagnostic-block p:last-child {
  border-bottom: none;
  padding-bottom: 0;
  color: #fff;
  font-weight: 600;
}
.diagnostic-block p:first-child {
  padding-top: 0;
}

.article-footer {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.article-cta {
  background: var(--light-blue);
  border-radius: var(--radius);
  padding: 2.5rem;
  text-align: center;
}
.article-cta h3 {
  font-size: 1.3rem;
  color: var(--dark-text);
  margin-bottom: 0.5rem;
}
.article-cta p {
  color: var(--body-text);
  margin-bottom: 1.5rem;
}
.article-cta .btn {
  margin: 0 0.5rem;
}

/* ============================================
   RESPONSIVE TWEAKS
   ============================================ */
@media (max-width: 480px) {
  .cards-grid {
    grid-template-columns: 1fr;
  }
  .articles-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .section-title {
    font-size: 1.65rem;
  }
  .article-cta .btn {
    display: block;
    margin: 0.5rem 0;
  }
}