/* ================================================
   DNM CONSULTANCY — STYLE.CSS
   HBR-inspired editorial design
   Fonts: Playfair Display (headlines) + Lora (body)
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700&family=Lora:ital,wght@0,400;0,600;1,400&display=swap');

:root {
  --red:    #C41230;
  --dark:   #1a1a1a;
  --mid:    #555555;
  --light:  #888888;
  --border: #e0e0e0;
  --bg:     #ffffff;
  --bg-off: #f8f7f5;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Lora', Georgia, serif;
  font-size: 17px;
  line-height: 1.7;
  color: var(--dark);
  background: var(--bg);
}

/* Red top stripe — signature HBR element */
.top-stripe {
  height: 4px;
  background: var(--red);
}

a { color: inherit; text-decoration: none; }


/* ================================================
   NAVIGATION
   ================================================ */
nav {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0 40px;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--dark);
  white-space: nowrap;
  margin-right: 32px;
}

.nav-links {
  list-style: none;
  display: flex;
  flex-wrap: nowrap;
}

.nav-links a {
  display: block;
  padding: 22px 13px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--dark);
  border-bottom: 3px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--red);
  border-bottom-color: var(--red);
}


/* ================================================
   HOMEPAGE HERO
   ================================================ */
.site-hero {
  background: var(--bg-off);
  border-bottom: 1px solid var(--border);
  padding: 64px 40px;
  text-align: center;
}

.site-hero h1 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 48px;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 16px;
  color: var(--dark);
}

.site-hero p {
  font-size: 18px;
  color: var(--mid);
  max-width: 560px;
  margin: 0 auto;
}

.site-hero-quote {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-size: 22px;
  color: var(--dark);
  max-width: 600px;
  margin: 0 auto 16px;
}

/* ================================================
   SECTION PAGE HEADER
   ================================================ */
.page-header {
  border-bottom: 3px solid var(--dark);
  padding: 48px 0 20px;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 40px;
  padding-right: 40px;
}

.page-header h1 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 6px;
}

.page-header p {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  color: var(--light);
}


/* ================================================
   MAIN CONTAINER
   ================================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 40px;
}


/* ================================================
   ARTICLE GRID
   ================================================ */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px 36px;
}

.article-card {
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.article-card .cat-label {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.8px;
  color: var(--red);
  margin-bottom: 10px;
  display: block;
}

.article-card h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 10px;
}

.article-card h3 a:hover { color: var(--red); }

.article-card .excerpt {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
  color: var(--mid);
  line-height: 1.6;
  margin-bottom: 14px;
}

.article-card .article-date {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  color: var(--light);
}

.no-articles {
  grid-column: 1 / -1;
  padding: 60px 0;
  text-align: center;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  color: var(--light);
  font-style: italic;
}


/* ================================================
   ARTICLE PAGE — Header
   ================================================ */
.article-header {
  max-width: 760px;
  margin: 60px auto 0;
  padding: 0 40px;
}

.article-header .cat-label {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--red);
  margin-bottom: 20px;
  display: block;
}

.article-header h1 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 44px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
}

.article-header .article-meta {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
  color: var(--light);
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}

/* ARTICLE PAGE — Body */
.article-body {
  max-width: 760px;
  margin: 40px auto 0;
  padding: 0 40px;
}

.article-body p          { margin-bottom: 24px; }
.article-body h2         { font-family: 'Playfair Display', Georgia, serif; font-size: 28px; margin: 48px 0 16px; }
.article-body h3         { font-family: 'Playfair Display', Georgia, serif; font-size: 22px; margin: 36px 0 12px; }
.article-body ul,
.article-body ol         { margin: 0 0 24px 28px; }
.article-body li         { margin-bottom: 10px; }

.article-body blockquote {
  border-left: 4px solid var(--red);
  margin: 40px 0;
  padding: 8px 0 8px 28px;
  font-style: italic;
  font-size: 22px;
  color: var(--mid);
  line-height: 1.5;
}

.article-body img {
  width: 100%;
  margin: 32px 0;
  border-radius: 3px;
}


/* ================================================
   SHARE BAR
   ================================================ */
.share-bar {
  max-width: 760px;
  margin: 48px auto;
  padding: 20px 40px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.share-bar .share-label {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--light);
  margin-right: 6px;
}

.share-btn {
  padding: 8px 18px;
  border: 1px solid var(--border);
  background: var(--bg);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border-radius: 3px;
  color: var(--dark);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.share-btn:hover {
  background: var(--dark);
  color: var(--bg);
  border-color: var(--dark);
}


/* ================================================
   TOOLS PAGE
   ================================================ */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.tool-card {
  border: 1px solid var(--border);
  padding: 28px 24px;
  display: block;
  color: var(--dark);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.tool-card:hover {
  border-color: var(--dark);
  box-shadow: 0 4px 20px rgba(0,0,0,0.07);
}

.tool-card .tool-tag {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--red);
  margin-bottom: 12px;
  display: block;
}

.tool-card h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 22px;
  margin-bottom: 10px;
}

.tool-card p {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  color: var(--mid);
  line-height: 1.6;
  margin-bottom: 18px;
}

.tool-card .tool-cta {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.5px;
}


/* ================================================
   RESOURCES PAGE
   ================================================ */
.resource-section { margin-bottom: 60px; }

.resource-section h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 26px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--dark);
  margin-bottom: 28px;
}

.download-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid var(--border);
  padding: 20px 24px;
  margin-bottom: 12px;
  transition: border-color 0.2s;
}

.download-item:hover { border-color: var(--dark); }

.download-info h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 18px;
  margin-bottom: 4px;
}

.download-info p {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  color: var(--light);
}

.btn-download {
  background: var(--dark);
  color: var(--bg) !important;
  padding: 10px 20px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  border-radius: 3px;
  white-space: nowrap;
  transition: opacity 0.2s;
}

.btn-download:hover { opacity: 0.8; }

.video-item { margin-bottom: 40px; }

.video-item h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 20px;
  margin-bottom: 6px;
}

.video-item p {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
  color: var(--light);
  margin-bottom: 14px;
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  background: #000;
  border-radius: 3px;
}

.video-wrapper iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}


/* ================================================
   CONTACT PAGE
   ================================================ */
.contact-wrap { max-width: 600px; }

.form-group { margin-bottom: 24px; }

.form-group label {
  display: block;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--mid);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  font-family: 'Lora', Georgia, serif;
  font-size: 15px;
  color: var(--dark);
  background: var(--bg);
  transition: border-color 0.2s;
  border-radius: 0;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--dark);
}

.form-group textarea { height: 160px; resize: vertical; }

.btn-submit {
  background: var(--red);
  color: #fff;
  border: none;
  padding: 14px 36px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: opacity 0.2s;
}

.btn-submit:hover { opacity: 0.85; }

.form-success {
  background: #f0faf0;
  border: 1px solid #4caf50;
  padding: 16px 20px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  color: #2e7d32;
  margin-top: 16px;
  display: none;
}


/* ================================================
   FOOTER
   ================================================ */
footer {
  background: var(--dark);
  color: #888;
  padding: 40px;
  margin-top: 80px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.footer-logo {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 16px;
  color: #fff;
}

footer p {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
}


/* ================================================
   RESPONSIVE
   ================================================ */
/* Hamburger button — hidden on desktop */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--red);
  border-radius: 2px;
  transition: all 0.3s;
}

@media (max-width: 960px) {
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links a  { padding: 22px 10px; font-size: 11px; }
}

@media (max-width: 768px) {
  /* Show hamburger, hide nav links by default */
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    z-index: 999;
    padding: 8px 0;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 14px 24px;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
    letter-spacing: 0.5px;
  }

  .nav-links a:hover,
  .nav-links a.active {
    border-bottom-color: var(--border);
    background: var(--bg-off);
    color: var(--red);
  }

  nav {
    position: relative;
  }
}

@media (max-width: 640px) {
  .article-grid          { grid-template-columns: 1fr; }
  nav                    { padding: 0 20px; }
  .container             { padding: 32px 20px; }
  .page-header           { padding: 36px 20px 16px; }
  .site-hero             { padding: 48px 20px; }
  .site-hero h1          { font-size: 34px; }
  .article-header        { padding: 0 20px; }
  .article-body          { padding: 0 20px; }
  .share-bar             { padding: 20px; }
  .article-header h1     { font-size: 32px; }
  .footer-inner          { flex-direction: column; text-align: center; }
  .tools-grid            { grid-template-columns: 1fr; }
}