/* ============================================================
   Privatiq — Main Stylesheet
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Custom Properties ── */
:root {
  --bg-dark:       #0d1117;
  --bg-alt:        #161b22;
  --bg-card:       #1c2128;
  --accent:        #00d4aa;
  --accent-hover:  #00b894;
  --green:         #238636;
  --green-hover:   #2ea043;
  --text:          #e6edf3;
  --text-muted:    #8b949e;
  --border:        #30363d;
  --border-light:  #21262d;
  --shadow:        0 4px 24px rgba(0,0,0,.4);
  --shadow-card:   0 2px 12px rgba(0,0,0,.3);
  --radius:        10px;
  --radius-lg:     16px;
  --transition:    0.25s ease;
  --font:          'Inter', system-ui, -apple-system, sans-serif;
  --max-width:     1200px;
}

/* ── Reset / Normalize ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}
button { cursor: pointer; border: none; background: none; }

/* ── Typography ── */
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.01em; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.35rem); font-weight: 600; line-height: 1.3; }
h4 { font-size: 1rem; font-weight: 600; }
p { color: var(--text-muted); line-height: 1.75; }
strong { color: var(--text); font-weight: 600; }

.text-accent { color: var(--accent); }
.text-muted   { color: var(--text-muted); }
.text-center  { text-align: center; }
.text-white   { color: var(--text); }

/* ── Layout Helpers ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.section {
  padding: 5rem 0;
}
.section-alt {
  background: var(--bg-alt);
}
.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-header .label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  background: rgba(0,212,170,.1);
  border: 1px solid rgba(0,212,170,.25);
  padding: .3rem .8rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}
.section-header h2 { margin-bottom: .75rem; }
.section-header p  { max-width: 560px; margin: 0 auto; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #0d1117;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0,212,170,.25);
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}
.btn-green {
  background: var(--green);
  color: #fff;
}
.btn-green:hover {
  background: var(--green-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(35,134,54,.3);
}
.btn-lg {
  padding: .9rem 2rem;
  font-size: 1rem;
}
.btn-sm {
  padding: .5rem 1rem;
  font-size: .85rem;
}

/* ── Navigation ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(13,17,23,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: background var(--transition);
}
.navbar.scrolled {
  background: rgba(13,17,23,.98);
  border-bottom-color: var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  flex-shrink: 0;
}
.nav-logo .logo-icon {
  width: 32px; height: 32px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-logo .logo-icon svg { width: 18px; height: 18px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: .25rem;
}
.nav-links a {
  padding: .45rem .85rem;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: rgba(255,255,255,.06);
}
.nav-links a.active {
  color: var(--accent);
}
.nav-cta { margin-left: .75rem; }
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
  border-radius: 8px;
  transition: background var(--transition);
}
.nav-hamburger:hover { background: rgba(255,255,255,.06); }
.nav-hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.nav-mobile {
  display: none;
  flex-direction: column;
  gap: .25rem;
  padding: 1rem 1.5rem 1.5rem;
  border-top: 1px solid var(--border-light);
  background: rgba(13,17,23,.98);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  padding: .65rem .85rem;
  border-radius: 8px;
  font-size: .95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all var(--transition);
}
.nav-mobile a:hover,
.nav-mobile a.active {
  color: var(--accent);
  background: rgba(0,212,170,.08);
}
.nav-mobile .btn {
  margin-top: .5rem;
  justify-content: center;
}

/* ── Hero ── */
.hero {
  padding: 9rem 0 6rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(0,212,170,.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; }
.hero .label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  background: rgba(0,212,170,.1);
  border: 1px solid rgba(0,212,170,.25);
  padding: .3rem .8rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}
.hero h1 { margin-bottom: 1.25rem; }
.hero h1 span { color: var(--accent); }
.hero .subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  max-width: 600px;
  margin-bottom: 2.5rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-graphic {
  width: 100%;
  max-width: 440px;
  aspect-ratio: 1;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.hero-graphic::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(0,212,170,.07) 0%, transparent 70%);
}
.hero-graphic-inner {
  text-align: center;
  padding: 2rem;
  position: relative;
  z-index: 1;
}
.hero-graphic-inner svg {
  width: 80px; height: 80px;
  margin: 0 auto 1.5rem;
  color: var(--accent);
  opacity: .9;
}
.hero-graphic-inner .stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}
.hero-graphic-inner .stat-item {
  background: rgba(0,212,170,.06);
  border: 1px solid rgba(0,212,170,.15);
  border-radius: var(--radius);
  padding: .85rem;
}
.hero-graphic-inner .stat-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
  line-height: 1;
  margin-bottom: .3rem;
}
.hero-graphic-inner .stat-label {
  font-size: .72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* Sub-page hero (smaller) */
.page-hero {
  padding: 8rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -60%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,212,170,.07) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { margin-bottom: 1rem; }
.page-hero p  {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ── Cards ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--transition);
}
.card:hover {
  border-color: rgba(0,212,170,.3);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
}
.card-icon {
  width: 48px; height: 48px;
  background: rgba(0,212,170,.1);
  border: 1px solid rgba(0,212,170,.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}
.card-icon svg {
  width: 22px; height: 22px;
  color: var(--accent);
}
.card-icon.green {
  background: rgba(35,134,54,.15);
  border-color: rgba(35,134,54,.3);
}
.card-icon.green svg { color: #3fb950; }
.card-icon.blue {
  background: rgba(88,166,255,.1);
  border-color: rgba(88,166,255,.2);
}
.card-icon.blue svg { color: #58a6ff; }
.card-icon.orange {
  background: rgba(210,153,34,.1);
  border-color: rgba(210,153,34,.2);
}
.card-icon.orange svg { color: #d29922; }
.card h3 { margin-bottom: .6rem; }
.card p  { font-size: .9rem; }
.card ul {
  margin-top: .85rem;
}
.card ul li {
  display: flex;
  align-items: flex-start;
  gap: .5rem;
  font-size: .88rem;
  color: var(--text-muted);
  padding: .3rem 0;
}
.card ul li::before {
  content: '';
  display: inline-block;
  width: 5px; height: 5px;
  background: var(--accent);
  border-radius: 50%;
  margin-top: .52rem;
  flex-shrink: 0;
}

/* Grid layouts */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }

/* ── Problem / Features ── */
.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}
.problem-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--green));
}
.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(0,212,170,.25);
}
.problem-card .number {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(0,212,170,.15);
  line-height: 1;
  margin-bottom: .75rem;
  font-variant-numeric: tabular-nums;
}
.problem-card h3 { margin-bottom: .65rem; }

/* ── Stats / Numbers ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.stat-block {}
.stat-block .num {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  display: block;
  margin-bottom: .4rem;
}
.stat-block .desc {
  font-size: .88rem;
  color: var(--text-muted);
}
.stat-block .sub {
  font-size: .75rem;
  color: var(--text-muted);
  opacity: .65;
}

/* ── Solutions Grid ── */
.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: all var(--transition);
}
.solution-card:hover {
  border-color: rgba(0,212,170,.3);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
}
.solution-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}
.solution-logo {
  width: 48px; height: 48px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: .85rem;
  color: var(--accent);
  flex-shrink: 0;
}
.solution-badge {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  background: rgba(35,134,54,.15);
  color: #3fb950;
  border: 1px solid rgba(35,134,54,.3);
  padding: .25rem .6rem;
  border-radius: 100px;
  white-space: nowrap;
}
.solution-replaces {
  font-size: .78rem;
  color: var(--text-muted);
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: .4rem .75rem;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.solution-replaces strong {
  color: var(--text);
  font-size: .78rem;
}
.solution-card h3 { font-size: 1.1rem; }
.solution-card p { font-size: .875rem; flex: 1; }
.solution-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .85rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap var(--transition);
  margin-top: auto;
}
.solution-card .card-link:hover { gap: .6rem; }

/* ── Process Steps ── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 24px);
  right: calc(12.5% + 24px);
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--green));
  opacity: .4;
  z-index: 0;
}
.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.process-step-num {
  width: 56px; height: 56px;
  background: var(--bg-card);
  border: 2px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent);
  margin: 0 auto 1.25rem;
  position: relative;
  z-index: 1;
}
.process-step h3 { font-size: 1rem; margin-bottom: .5rem; }
.process-step p  { font-size: .85rem; }

/* ── Comparison Table ── */
.comparison-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  font-size: .9rem;
}
.comparison-table th,
.comparison-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}
.comparison-table thead th {
  background: var(--bg-alt);
  font-weight: 700;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
}
.comparison-table thead th:first-child { border-radius: var(--radius-lg) 0 0 0; }
.comparison-table thead th:last-child  { border-radius: 0 var(--radius-lg) 0 0; }
.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody tr:hover td { background: rgba(255,255,255,.02); }
.comparison-table .col-criteria { color: var(--text); font-weight: 500; }
.comparison-table .col-proprietary { color: #f85149; }
.comparison-table .col-opensource  { color: #3fb950; }
.comparison-table .icon-check { color: #3fb950; font-weight: 700; }
.comparison-table .icon-cross { color: #f85149; font-weight: 700; }
.comparison-table .col-opensource-header { color: var(--accent); }

/* ── Form ── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.form-group.full { grid-column: 1 / -1; }
.form-group label {
  font-size: .85rem;
  font-weight: 500;
  color: var(--text);
}
.form-group label .optional {
  color: var(--text-muted);
  font-weight: 400;
  font-size: .8rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: .75rem 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
  opacity: .6;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,212,170,.12);
}
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #f85149;
  box-shadow: 0 0 0 3px rgba(248,81,73,.12);
}
.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238b949e' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}
.form-group select option { background: var(--bg-alt); color: var(--text); }
.form-group textarea { resize: vertical; min-height: 130px; }
.form-error-msg {
  font-size: .78rem;
  color: #f85149;
  display: none;
}
.form-error-msg.visible { display: block; }
.form-submit {
  text-align: right;
  margin-top: .75rem;
}
.form-success {
  display: none;
  background: rgba(35,134,54,.1);
  border: 1px solid rgba(35,134,54,.3);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  color: #3fb950;
  font-weight: 500;
  text-align: center;
  margin-top: 1rem;
}
.form-success.visible { display: block; }

/* ── FAQ ── */
.faq-item {
  border-bottom: 1px solid var(--border-light);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  cursor: pointer;
  color: var(--text);
  font-weight: 500;
  font-size: .95rem;
  transition: color var(--transition);
  width: 100%;
  text-align: left;
  background: none;
  border: none;
}
.faq-question:hover { color: var(--accent); }
.faq-question .faq-icon {
  width: 24px; height: 24px;
  background: rgba(255,255,255,.06);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition), background var(--transition);
}
.faq-question.open .faq-icon {
  transform: rotate(45deg);
  background: rgba(0,212,170,.15);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
}
.faq-answer.open {
  max-height: 300px;
}
.faq-answer p {
  padding-bottom: 1.25rem;
  font-size: .9rem;
}

/* ── Newsletter ── */
.newsletter-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.newsletter-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0,212,170,.06) 0%, transparent 70%);
  pointer-events: none;
}
.newsletter-wrap h2 { margin-bottom: .75rem; }
.newsletter-wrap p { margin-bottom: 2rem; }
.newsletter-form {
  display: flex;
  gap: .75rem;
  max-width: 480px;
  margin: 0 auto;
}
.newsletter-form input {
  flex: 1;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: .75rem 1rem;
  transition: border-color var(--transition);
}
.newsletter-form input:focus {
  outline: none;
  border-color: var(--accent);
}
.newsletter-form input::placeholder { color: var(--text-muted); opacity: .6; }

/* ── Article Cards ── */
.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  border-color: rgba(0,212,170,.3);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.article-card-thumb {
  aspect-ratio: 16/9;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.article-card-thumb svg {
  width: 48px; height: 48px;
  color: rgba(0,212,170,.3);
}
.article-card-thumb .article-category {
  position: absolute;
  top: 1rem; left: 1rem;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  background: rgba(0,212,170,.1);
  color: var(--accent);
  border: 1px solid rgba(0,212,170,.25);
  padding: .25rem .65rem;
  border-radius: 100px;
}
.article-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.article-card-meta {
  font-size: .78rem;
  color: var(--text-muted);
  margin-bottom: .75rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.article-card-meta .dot {
  width: 3px; height: 3px;
  background: var(--text-muted);
  border-radius: 50%;
  display: inline-block;
}
.article-card h3 {
  font-size: 1rem;
  margin-bottom: .6rem;
  flex: 1;
}
.article-card p { font-size: .85rem; margin-bottom: 1.25rem; }
.article-card .read-more {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .85rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap var(--transition);
  margin-top: auto;
}
.article-card .read-more:hover { gap: .65rem; }

/* ── Memoir Featured Card ── */
.memoir-card {
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0,212,170,.04) 100%);
  border: 1px solid rgba(0,212,170,.2);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  gap: 2.5rem;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.memoir-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(0,212,170,.06) 0%, transparent 70%);
  pointer-events: none;
}
.memoir-icon {
  width: 80px; height: 80px;
  background: rgba(0,212,170,.1);
  border: 1px solid rgba(0,212,170,.25);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.memoir-icon svg {
  width: 40px; height: 40px;
  color: var(--accent);
}
.memoir-content { flex: 1; }
.memoir-content .tag {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--accent);
  background: rgba(0,212,170,.1);
  border: 1px solid rgba(0,212,170,.25);
  padding: .25rem .7rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}
.memoir-content h2 { font-size: 1.3rem; margin-bottom: .6rem; }
.memoir-content p { margin-bottom: 1.5rem; font-size: .9rem; }

/* ── Contact Info ── */
.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.contact-info-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-light);
}
.contact-info-item:last-child { border-bottom: none; }
.contact-info-item .ci-icon {
  width: 40px; height: 40px;
  background: rgba(0,212,170,.1);
  border: 1px solid rgba(0,212,170,.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-info-item .ci-icon svg {
  width: 18px; height: 18px;
  color: var(--accent);
}
.contact-info-item .ci-label {
  font-size: .78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: .2rem;
}
.contact-info-item .ci-value {
  font-weight: 500;
  color: var(--text);
  font-size: .95rem;
}

/* ── CTA Banner ── */
.cta-banner {
  background: linear-gradient(135deg, rgba(0,212,170,.08) 0%, rgba(35,134,54,.06) 100%);
  border: 1px solid rgba(0,212,170,.2);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(0,212,170,.05) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2 { margin-bottom: .75rem; }
.cta-banner p  { margin-bottom: 2rem; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-banner .btn-group { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ── Footer ── */
.footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand .nav-logo { margin-bottom: 1rem; }
.footer-brand p {
  font-size: .875rem;
  line-height: 1.7;
  max-width: 280px;
}
.footer-brand .privacy-note {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-top: 1.25rem;
  font-size: .78rem;
  color: var(--text-muted);
  background: rgba(35,134,54,.06);
  border: 1px solid rgba(35,134,54,.2);
  border-radius: 8px;
  padding: .5rem .85rem;
}
.footer-brand .privacy-note svg {
  width: 14px; height: 14px;
  color: #3fb950;
  flex-shrink: 0;
}
.footer-col h4 {
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}
.footer-col ul li {
  margin-bottom: .6rem;
}
.footer-col ul li a {
  font-size: .875rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border-light);
  padding-top: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-bottom p { font-size: .82rem; margin: 0; }
.footer-bottom .tech-note {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .78rem;
  color: var(--text-muted);
}
.footer-bottom .tech-note span { color: var(--accent); }

/* ── Divider ── */
.divider {
  height: 1px;
  background: var(--border-light);
  margin: 3rem 0;
}

/* ── Methodology ── */
.methodology-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.methodology-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  position: relative;
  transition: all var(--transition);
}
.methodology-item:hover {
  border-color: rgba(0,212,170,.25);
  transform: translateY(-2px);
}
.methodology-item .step-badge {
  position: absolute;
  top: -12px;
  left: 1.75rem;
  background: var(--accent);
  color: #0d1117;
  font-size: .75rem;
  font-weight: 800;
  padding: .2rem .65rem;
  border-radius: 100px;
}

/* ── Animations ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-delay-1 { transition-delay: .1s; }
.fade-in-delay-2 { transition-delay: .2s; }
.fade-in-delay-3 { transition-delay: .3s; }
.fade-in-delay-4 { transition-delay: .4s; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 3.5rem 0; }
  .hero { padding: 7rem 0 4rem; }
  .page-hero { padding: 6.5rem 0 3rem; }
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .form-grid { grid-template-columns: 1fr; }
  .form-group.full { grid-column: 1; }
  .memoir-card { flex-direction: column; gap: 1.5rem; }
  .newsletter-form { flex-direction: column; }
  .methodology-grid { grid-template-columns: 1fr; }
  .cta-banner { padding: 2.5rem 1.75rem; }
  .comparison-table { font-size: .8rem; }
  .comparison-table th,
  .comparison-table td { padding: .75rem .9rem; }
}

@media (max-width: 480px) {
  h1 { font-size: 1.9rem; }
  h2 { font-size: 1.4rem; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { justify-content: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 1.25rem; }
}

/* ══════════════════════════════════════
   MODERN STYLE UPGRADES
══════════════════════════════════════ */

/* ── Gradient text ── */
.hero h1 span {
  background: linear-gradient(135deg, #00d4aa 0%, #00a8ff 50%, #7c6dfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

/* ── Animated hero background ── */
@keyframes float-orb {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: .12; }
  50%       { transform: translate(-50%, -50%) scale(1.15); opacity: .18; }
}
@keyframes float-orb2 {
  0%, 100% { transform: translate(0, 0); opacity: .06; }
  50%       { transform: translate(-30px, 20px); opacity: .10; }
}

.hero::before {
  animation: float-orb 8s ease-in-out infinite;
  width: 900px; height: 900px;
  background: radial-gradient(circle, rgba(0,168,255,.12) 0%, rgba(0,212,170,.08) 40%, transparent 70%);
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: 5%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(124,109,250,.08) 0%, transparent 70%);
  pointer-events: none;
  animation: float-orb2 10s ease-in-out infinite;
}

/* ── Glassmorphism cards ── */
.card,
.solution-card,
.problem-card,
.methodology-item {
  background: rgba(28, 33, 40, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.card:hover {
  border-color: rgba(0,212,170,.4);
  box-shadow: 0 0 0 1px rgba(0,212,170,.15), 0 20px 60px rgba(0,0,0,.5), 0 0 40px rgba(0,212,170,.06);
  transform: translateY(-4px);
}

/* ── Solution cards – glow on hover ── */
.solution-card:hover {
  border-color: rgba(0,212,170,.5);
  box-shadow: 0 0 0 1px rgba(0,212,170,.2), 0 24px 64px rgba(0,0,0,.55), 0 0 60px rgba(0,212,170,.08);
  transform: translateY(-5px);
}

/* ── Problem cards ── */
.problem-card:hover {
  box-shadow: 0 0 0 1px rgba(0,212,170,.2), 0 20px 50px rgba(0,0,0,.5);
}

/* ── Gradient primary button ── */
.btn-primary {
  background: linear-gradient(135deg, #00d4aa, #00a8ff);
  color: #0d1117;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(0,168,255,.2);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #00b894, #0090e0);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,168,255,.35);
}

/* ── Gradient label pill ── */
.section-header .label,
.hero .label {
  background: linear-gradient(135deg, rgba(0,212,170,.12), rgba(0,168,255,.1));
  border: 1px solid rgba(0,212,170,.3);
}

/* ── Solution logo gradient ── */
.solution-logo {
  background: linear-gradient(135deg, rgba(0,212,170,.12), rgba(0,168,255,.08));
  border: 1px solid rgba(0,212,170,.25);
}

/* ── CTA banner – richer gradient ── */
.cta-banner {
  background: linear-gradient(135deg, rgba(0,212,170,.1) 0%, rgba(0,168,255,.08) 50%, rgba(124,109,250,.06) 100%);
  border: 1px solid rgba(0,168,255,.2);
}
.cta-banner::before {
  background: radial-gradient(circle at 30% 50%, rgba(0,212,170,.07) 0%, transparent 60%),
              radial-gradient(circle at 70% 50%, rgba(0,168,255,.06) 0%, transparent 60%);
}

/* ── Hero graphic modernized ── */
.hero-graphic {
  background: rgba(22, 27, 34, 0.5);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(0,212,170,.15);
  box-shadow: 0 0 0 1px rgba(0,168,255,.08), 0 40px 100px rgba(0,0,0,.6), 0 0 80px rgba(0,212,170,.04);
}

/* ── Card icons – gradient glow ── */
.card-icon {
  background: linear-gradient(135deg, rgba(0,212,170,.12), rgba(0,168,255,.08));
  border-color: rgba(0,212,170,.25);
  box-shadow: 0 0 20px rgba(0,212,170,.06);
}

/* ── Page hero ── */
.page-hero::before {
  background: radial-gradient(circle, rgba(0,168,255,.1) 0%, rgba(0,212,170,.06) 40%, transparent 70%);
  animation: float-orb 10s ease-in-out infinite;
}

/* ── Stagger animation ── */
.stagger-children > *:nth-child(1) { transition-delay: .05s; }
.stagger-children > *:nth-child(2) { transition-delay: .12s; }
.stagger-children > *:nth-child(3) { transition-delay: .19s; }
.stagger-children > *:nth-child(4) { transition-delay: .26s; }
.stagger-children > *:nth-child(5) { transition-delay: .33s; }
.stagger-children > *:nth-child(6) { transition-delay: .40s; }

/* ── Subtle grid body texture ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,170,.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,170,.012) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}
.navbar, main, footer { position: relative; z-index: 1; }