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

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

:root {
  --color-primary: #11c5d9;
  --color-primary-dk: #0a7f97;
  --color-primary-soft: rgba(17, 197, 217, 0.12);
  --color-warm: #f0b35b;
  --color-warm-soft: rgba(240, 179, 91, 0.14);
  --color-bg: #f5f8fc;
  --color-bg-alt: #eaf0f7;
  --color-panel: #ffffff;
  --color-text: #10213a;
  --color-text-light: #51627d;
  --color-border: #cdd9e8;
  --color-navy: #0c1b33;
  --radius: 12px;
  --shadow: 0 16px 40px rgba(12, 27, 51, 0.1);
  --transition: 0.2s ease;
  --max-width: 1120px;
  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-ui: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-ui);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
}

/* ============================================================
   Layout helpers
   ============================================================ */
.container {
  width: min(var(--max-width), 100% - 2rem);
  margin-inline: auto;
}

.section {
  padding-block: 5rem;
}

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

/* ============================================================
   Typography
   ============================================================ */
h1, h2, h3 {
  line-height: 1.25;
  font-weight: 700;
  font-family: var(--font-sans);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 1.25rem;
}

h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

p {
  color: var(--color-text-light);
  max-width: 65ch;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-block;
  padding: 0.7rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: background var(--transition), transform var(--transition);
  text-decoration: none;
  font-family: var(--font-ui);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-navy);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--color-primary-dk);
  color: #fff;
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: var(--color-primary-soft);
  text-decoration: none;
}

/* ============================================================
   Header / nav
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 27, 51, 0.92);
  border-bottom: 1px solid rgba(173, 203, 236, 0.18);
  box-shadow: 0 18px 42px rgba(5, 15, 31, 0.22);
  backdrop-filter: blur(10px);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
}

.logo {
  font-size: 1.3rem;
  font-weight: 400;
  color: #f7fbff;
  text-decoration: none;
  font-family: var(--font-sans);
  letter-spacing: -0.03em;
}

.logo-crafting {
  font-weight: 400;
}

.logo-data {
  font-weight: 600;
  color: var(--color-primary);
}

.site-nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.site-nav a {
  color: rgba(244, 249, 255, 0.88);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-primary);
  text-decoration: none;
}

.site-nav a[aria-current="page"] {
  color: var(--color-primary);
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  padding-block: 5.75rem 4.75rem;
  background:
    radial-gradient(circle at top right, rgba(17, 197, 217, 0.18), transparent 24%),
    radial-gradient(circle at 20% 18%, rgba(240, 179, 91, 0.16), transparent 26%),
    linear-gradient(180deg, #0b1830 0%, #112544 56%, #163051 100%);
}

.page-hero {
  padding-block: 4.85rem 4rem;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.9fr);
  gap: 2rem;
  align-items: start;
}

.hero-rail {
  display: grid;
  gap: 1.4rem;
}

.page-visual-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.95fr);
  gap: 2rem;
  align-items: center;
}

.hero-copy {
  max-width: 720px;
}

.hero h1 {
  font-size: clamp(1.95rem, 3.7vw, 3.15rem);
  max-width: 15ch;
  margin-bottom: 1.25rem;
  color: #f6fbff;
}

.case-study-hero-title {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  max-width: 18ch;
}

.contact-hero-title {
  font-size: clamp(1.75rem, 3.1vw, 2.65rem);
  max-width: 16ch;
}

.hero-kicker,
.section-kicker {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.9rem;
}

.hero-sub {
  font-size: 1.05rem;
  max-width: 55ch;
  margin-bottom: 2.25rem;
  color: rgba(233, 242, 252, 0.82);
}

.hero-proof {
  list-style: none;
  display: grid;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.hero-proof li {
  position: relative;
  padding-left: 1.4rem;
  color: #f0f7ff;
  font-size: 0.98rem;
}

.hero-proof li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: var(--color-primary);
}

.hero-actions {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.hero-panel {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(211, 229, 248, 0.2);
  border-radius: calc(var(--radius) + 2px);
  box-shadow: 0 18px 50px rgba(7, 18, 34, 0.22);
  padding: 1.4rem;
  backdrop-filter: blur(12px);
}

.visual-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(245, 249, 255, 0.98) 100%);
  border: 1px solid rgba(173, 196, 229, 0.85);
  border-radius: calc(var(--radius) + 6px);
  box-shadow: 0 18px 50px rgba(10, 26, 55, 0.16);
  padding: 1rem;
  position: relative;
  overflow: hidden;
}

.visual-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.52), transparent 38%);
  pointer-events: none;
}

.visual-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius) - 2px);
}

.visual-card figcaption {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.hero-visual,
.page-visual {
  backdrop-filter: blur(12px);
}

.hero-visual img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-visual img {
  aspect-ratio: 1200 / 760;
  object-fit: cover;
}

.page-visual-compact {
  align-self: start;
}

.hero-panel-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.hero-steps {
  display: grid;
  gap: 0.9rem;
  margin: 0 0 1rem 1.15rem;
  color: #edf6ff;
}

.hero-panel-copy {
  margin-bottom: 1rem;
  font-size: 0.96rem;
  color: rgba(233, 242, 252, 0.84);
}

.hero-panel-cta {
  margin-bottom: 1.1rem;
}

.hero-list {
  list-style: none;
  display: grid;
  gap: 0.9rem;
}

.hero-list li {
  color: #edf6ff;
  font-size: 0.98rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid rgba(211, 229, 248, 0.18);
}

.hero-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.section-lead {
  font-size: 1.05rem;
  max-width: 70ch;
}

.azure-architecture-band {
  margin-bottom: 3rem;
  padding: 2rem;
  background: linear-gradient(180deg, rgba(12, 27, 51, 0.98), rgba(20, 48, 81, 0.96));
  border: 1px solid rgba(161, 196, 232, 0.2);
  border-radius: calc(var(--radius) + 8px);
  box-shadow: 0 22px 54px rgba(8, 20, 38, 0.2);
}

.azure-architecture-copy h2 {
  color: #f6fbff;
}

.azure-architecture-copy p {
  color: rgba(232, 241, 252, 0.82);
}

.azure-architecture-diagram {
  margin-top: 1.75rem;
  display: grid;
  gap: 1.25rem;
}

.diagram-lane {
  padding: 1.35rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(207, 227, 248, 0.14);
  border-radius: calc(var(--radius) + 2px);
}

.diagram-lane-head {
  margin-bottom: 1rem;
}

.diagram-label {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.diagram-lane h3 {
  margin-bottom: 0.5rem;
  color: #f3f9ff;
  font-size: 1.1rem;
}

.diagram-flow,
.diagram-grid,
.diagram-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
}

.diagram-flow {
  align-items: stretch;
}

.diagram-flow-core {
  grid-template-columns: minmax(200px, 1fr) auto minmax(220px, 1.1fr) auto minmax(220px, 1.1fr);
}

.diagram-flow-runtime {
  grid-template-columns: minmax(200px, 1fr) auto minmax(220px, 1.1fr) auto minmax(220px, 1.1fr);
}

.diagram-node {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(207, 227, 248, 0.18);
  border-radius: var(--radius);
  padding: 1rem;
  min-height: 100%;
}

.diagram-node h4 {
  color: #edf6ff;
  font-size: 0.98rem;
  margin: 0.7rem 0 0.45rem;
}

.diagram-node p {
  color: rgba(232, 241, 252, 0.82);
  font-size: 0.88rem;
  max-width: none;
}

.diagram-node img {
  display: block;
  width: 68px;
  height: 68px;
}

.diagram-node-stack {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.diagram-node-stack img {
  width: 58px;
  height: 58px;
}

.diagram-node-accent {
  background: linear-gradient(180deg, rgba(17, 197, 217, 0.18), rgba(255, 255, 255, 0.08));
}

.diagram-node-runtime {
  background: linear-gradient(180deg, rgba(17, 197, 217, 0.08), rgba(255, 255, 255, 0.08));
}

.diagram-node-minor {
  background: rgba(255, 255, 255, 0.06);
}

.diagram-node-optional {
  background: rgba(240, 179, 91, 0.08);
}

.diagram-node-external {
  background: linear-gradient(180deg, rgba(240, 179, 91, 0.12), rgba(17, 197, 217, 0.08));
}

.diagram-arrow {
  align-self: center;
  justify-self: center;
  color: var(--color-primary);
  font-size: 1.8rem;
  font-weight: 700;
}

.diagram-lane-note {
  margin-top: 0.9rem;
  font-size: 0.84rem;
  color: rgba(232, 241, 252, 0.7);
}

.diagram-summary-grid {
  margin-top: 1.25rem;
}

.diagram-summary-card {
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(207, 227, 248, 0.18);
}

.diagram-summary-card h3 {
  color: #edf6ff;
  font-size: 1rem;
  margin-bottom: 0.45rem;
}

.diagram-summary-card p {
  max-width: none;
  color: rgba(232, 241, 252, 0.8);
}

.compact-architecture-head {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) auto;
  gap: 1.5rem;
  align-items: end;
}

.compact-architecture-lead {
  margin-bottom: 0;
}

.compact-architecture-flow {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: minmax(150px, 1fr) auto minmax(150px, 1fr) auto minmax(150px, 1fr) auto minmax(150px, 1fr) auto minmax(150px, 1fr) auto minmax(150px, 1fr);
  gap: 0.85rem;
  align-items: stretch;
}

.compact-node {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius) + 2px);
  box-shadow: var(--shadow);
  padding: 1rem;
}

.compact-node img {
  display: block;
  width: 58px;
  height: 58px;
}

.compact-node h3 {
  font-size: 0.98rem;
  margin: 0.75rem 0 0.4rem;
}

.compact-node p {
  font-size: 0.88rem;
  max-width: none;
}

.compact-node-accent {
  background: linear-gradient(180deg, rgba(17, 197, 217, 0.12), #ffffff 100%);
}

.compact-node-external {
  background: linear-gradient(180deg, rgba(240, 179, 91, 0.14), #ffffff 100%);
}

.compact-arrow {
  align-self: center;
  justify-self: center;
  color: var(--color-primary);
  font-size: 1.7rem;
  font-weight: 700;
}

.azure-architecture-note {
  margin-top: 1rem;
  font-size: 0.84rem;
  color: rgba(232, 241, 252, 0.68);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(260px, 0.9fr);
  gap: 2rem;
  align-items: start;
}

.founder-profile {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(260px, 0.9fr);
  gap: 2rem;
  align-items: start;
  margin-top: 2rem;
}

.leadership-notes {
  margin-top: 1.5rem;
}

.research-note {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.research-note h3 {
  margin-bottom: 0.75rem;
}

/* ============================================================
   Cards (services)
   ============================================================ */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
  margin-top: 2.5rem;
}

.compact-cards {
  margin-top: 2rem;
}

.card {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 120, 212, 0.12);
}

.card-icon {
  font-size: 1.55rem;
  color: var(--color-primary);
  font-family: var(--font-sans);
}

.card p {
  font-size: 0.95rem;
}

.card h3 {
  color: var(--color-text);
  margin-bottom: 0.85rem;
}

.card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.card-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  border-radius: 999px;
  padding: 0.28rem 0.65rem;
  max-width: none;
}

.delivery-cards {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.case-study-card {
  position: relative;
}

.process-grid,
.experience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2.25rem;
}

.process-card,
.experience-card {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--shadow);
}

.process-step {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.client-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.client-strip span {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.9rem;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text);
  font-size: 0.9rem;
}

.testimonials-block {
  margin-top: 2.5rem;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.testimonial-card {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.testimonial-source {
  margin-top: 1rem;
  font-size: 0.88rem;
  color: var(--color-text);
  max-width: none;
}

.detail-list {
  margin-top: 1rem;
  padding-left: 1.1rem;
  color: var(--color-text-light);
}

.detail-list li {
  margin-bottom: 0.55rem;
}

.compact-list {
  margin-top: 0.75rem;
}

.compact-list li {
  margin-bottom: 0.45rem;
}

.founder-list {
  margin-top: 1.25rem;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.85fr);
  gap: 2rem;
  align-items: start;
}

.info-list {
  margin-top: 1rem;
  padding-left: 1.1rem;
  color: var(--color-text-light);
}

.info-list li {
  margin-bottom: 0.55rem;
}

.cta-band {
  margin-top: 2.5rem;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) auto;
  gap: 1.5rem;
  align-items: center;
}

.cta-band h3 {
  margin-bottom: 0.75rem;
}

.cta-actions {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.pillar {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.pillar p {
  font-size: 0.95rem;
}

/* ============================================================
   Contact form
   ============================================================ */
.contact-container {
  max-width: 620px;
}

.contact-form {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-direct {
  margin-top: 1rem;
  color: var(--color-text);
}

.contact-direct a {
  font-weight: 600;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-weight: 600;
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  background: var(--color-bg);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 120, 212, 0.15);
}

.form-group input.invalid,
.form-group textarea.invalid {
  border-color: #d13438;
}

.form-status {
  font-size: 0.9rem;
  min-height: 1.4em;
}

.form-status.success { color: #107c10; }
.form-status.error   { color: #d13438; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--color-navy);
  color: #d6dde8;
  padding-block: 2rem;
  font-size: 0.875rem;
}

.footer-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer p {
  color: #d6dde8;
  max-width: none;
}

.footer-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-nav a {
  color: #d6dde8;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 860px) {
  .hero-layout,
  .page-visual-layout,
  .about-grid,
  .founder-profile,
  .split-layout,
  .cta-band,
  .compact-architecture-head {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .site-header .container {
    flex-direction: column;
    gap: 0.75rem;
  }

  .diagram-flow-core,
  .diagram-flow-runtime {
    grid-template-columns: 1fr;
  }

  .compact-architecture-flow {
    grid-template-columns: 1fr;
  }

  .diagram-arrow {
    transform: rotate(90deg);
  }

  .compact-arrow {
    transform: rotate(90deg);
  }

  .site-nav ul {
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    padding-block: 4.5rem 3.5rem;
  }

  .hero-actions,
  .card-head,
  .cta-actions,
  .footer-layout {
    flex-direction: column;
    align-items: flex-start;
  }
}