:root {
  --bg: #eef4f8;
  --paper: #ffffff;
  --ink: #13232f;
  --muted: #4f6577;
  --accent: #0e86a9;
  --accent-2: #1f6f5f;
  --line: #c8d8e4;
  --ok: #1f9d6a;
  --shadow: 0 12px 32px rgba(9, 41, 61, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 10%, rgba(14, 134, 169, 0.1), transparent 36%),
    radial-gradient(circle at 85% 5%, rgba(31, 111, 95, 0.1), transparent 32%),
    linear-gradient(180deg, #f4f8fb 0%, #edf3f8 100%);
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
  line-height: 1.55;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(24, 65, 90, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 65, 90, 0.06) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.2), transparent 70%);
}

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  background: var(--ink);
  color: var(--paper);
  padding: 0.5rem 0.75rem;
}

.hero {
  position: relative;
  padding: 3.6rem 1.25rem 2.1rem;
  overflow: hidden;
}

.hero__content {
  max-width: 980px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  padding-right: 14rem;
}

.hero__photo-wrap {
  position: absolute;
  right: 2.25rem;
  top: 2.4rem;
  z-index: 3;
  margin: 0;
}

.hero__photo {
  width: clamp(8.5rem, 20vw, 11rem);
  height: clamp(8.5rem, 20vw, 11rem);
  object-fit: cover;
  border-radius: 999px;
  border: 4px solid rgba(255, 253, 248, 0.85);
  box-shadow: 0 14px 25px rgba(0, 0, 0, 0.18);
}

.eyebrow {
  display: inline-block;
  font-family: "Consolas", "Courier New", monospace;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--accent-2);
  margin-bottom: 0.35rem;
  padding: 0.2rem 0.55rem;
  border: 1px solid rgba(31, 111, 95, 0.35);
  border-radius: 999px;
  background: rgba(31, 111, 95, 0.08);
}

h1,
h2,
h3 {
  font-family: "Segoe UI Semibold", "Trebuchet MS", sans-serif;
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 7vw, 3.9rem);
  line-height: 1.02;
  margin-bottom: 0.7rem;
}

.subtitle {
  font-size: clamp(1rem, 3.1vw, 1.35rem);
  color: var(--muted);
  margin: 0 0 0.85rem;
  font-family: "Consolas", "Courier New", monospace;
}

.summary {
  max-width: 68ch;
  margin: 0;
  font-size: 1.1rem;
}

.hero__shape {
  position: absolute;
  right: -7rem;
  top: -7rem;
  width: min(56vw, 34rem);
  height: min(56vw, 34rem);
  border-radius: 999px;
  background:
    radial-gradient(circle at 32% 34%, rgba(14, 134, 169, 0.36), transparent 45%),
    radial-gradient(circle at 72% 68%, rgba(31, 111, 95, 0.34), transparent 45%);
  filter: blur(2px);
  animation: drift 9s ease-in-out infinite alternate;
}

.contact-inline {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  font-family: "Franklin Gothic Book", "Trebuchet MS", sans-serif;
}

.contact-inline a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2rem;
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 1.25rem 2.8rem;
  display: grid;
  gap: 1rem;
}

.kpi-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.kpi-card {
  border: 1px solid rgba(14, 134, 169, 0.3);
  border-radius: 14px;
  padding: 0.8rem 0.9rem;
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.95), rgba(235, 246, 251, 0.85));
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.kpi-value {
  margin: 0;
  font-size: clamp(1.35rem, 3vw, 2rem);
  color: #0a6e8b;
  font-family: "Consolas", "Courier New", monospace;
  line-height: 1;
}

.kpi-label {
  margin: 0.42rem 0 0;
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
  color: var(--muted);
  font-size: 0.92rem;
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(249, 252, 255, 0.96));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: 14px;
  padding: 1.2rem;
  position: relative;
}

.card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: 14px 0 0 14px;
  background: linear-gradient(180deg, rgba(14, 134, 169, 0.6), rgba(31, 111, 95, 0.6));
}

.section-intro {
  margin-top: 0.4rem;
  color: var(--muted);
}

.linked-note {
  margin: 0.85rem 0 0;
  font-family: "Franklin Gothic Book", "Trebuchet MS", sans-serif;
  color: var(--muted);
}

.linked-note a {
  color: var(--accent);
}

.tag-list {
  list-style: none;
  margin: 0.8rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag-list li {
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
  font-size: 0.9rem;
  border: 1px solid rgba(14, 134, 169, 0.24);
  background: rgba(14, 134, 169, 0.08);
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
}

.entry {
  margin-top: 0.95rem;
}

.project-item {
  border: 1px dashed rgba(14, 134, 169, 0.38);
  border-radius: 12px;
  padding: 0.85rem;
  background: linear-gradient(180deg, rgba(254, 255, 255, 0.95), rgba(239, 248, 253, 0.92));
  transition: transform 240ms ease, box-shadow 240ms ease, border-color 240ms ease;
}

.project-item:hover {
  transform: translateY(-4px);
  border-color: rgba(31, 111, 95, 0.66);
  box-shadow: 0 16px 26px rgba(6, 50, 78, 0.14);
}

.project-item.is-hidden {
  display: none;
}

.project-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.85rem;
}

.recommendation-grid {
  margin-top: 0.75rem;
  display: grid;
  gap: 0.65rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.recommendation-item {
  border: 1px solid rgba(14, 134, 169, 0.28);
  border-radius: 12px;
  padding: 0.85rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.97), rgba(242, 248, 253, 0.93));
}

.recommendation-item h3 {
  font-size: 1.04rem;
}

.recommendation-meta {
  margin: 0.25rem 0 0.45rem;
  font-family: "Franklin Gothic Book", "Trebuchet MS", sans-serif;
  font-size: 0.92rem;
  color: var(--muted);
}

.cert-grid {
  margin-top: 0.95rem;
  display: grid;
  gap: 0.65rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cert-card {
  border: 1px solid rgba(14, 134, 169, 0.32);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(243, 249, 253, 0.95), rgba(255, 255, 255, 0.96));
  padding: 0.6rem;
}

.cert-card img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: 9px;
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.cert-card h3 {
  margin-top: 0.5rem;
  font-size: 0.98rem;
}

.filter-btn {
  border: 1px solid var(--line);
  background: rgba(248, 252, 255, 0.95);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.4rem 0.75rem;
  cursor: pointer;
  font-family: "Franklin Gothic Book", "Trebuchet MS", sans-serif;
  transition: background-color 220ms ease, border-color 220ms ease, color 220ms ease;
}

.filter-btn:hover,
.filter-btn:focus-visible {
  border-color: var(--accent);
  color: #0a6e8b;
  background: rgba(231, 244, 250, 0.98);
  outline: none;
}

.filter-btn.is-active {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #ffffff;
}

.entry__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
}

.entry__header--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 0.75rem;
}

.entry__header--split p {
  justify-self: end;
  text-align: right;
}

.entry p,
.entry li {
  color: #242b33;
}

.tech {
  font-family: "Consolas", "Courier New", monospace;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer {
  text-align: center;
  padding: 1.4rem;
  font-family: "Franklin Gothic Book", "Trebuchet MS", sans-serif;
  color: var(--muted);
}

.footer a {
  color: var(--accent);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 480ms ease, transform 480ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes drift {
  from {
    transform: translateY(0) scale(1);
  }
  to {
    transform: translateY(25px) scale(1.08);
  }
}

@media (max-width: 720px) {
  .hero {
    padding-top: 3rem;
  }

  .kpi-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__content {
    padding-right: 0;
  }

  .hero__photo-wrap {
    position: static;
    margin: 1rem auto 0;
    width: fit-content;
  }

  .hero__shape {
    width: 16rem;
    height: 16rem;
    right: -4rem;
    top: -2rem;
  }

  .entry__header {
    flex-direction: column;
    gap: 0.2rem;
  }

  .recommendation-grid {
    grid-template-columns: 1fr;
  }

  .cert-grid {
    grid-template-columns: 1fr;
  }

  .entry__header--split {
    grid-template-columns: 1fr;
  }

  .entry__header--split p {
    justify-self: start;
    text-align: left;
  }
}

@media (max-width: 500px) {
  .kpi-strip {
    grid-template-columns: 1fr;
  }
}

@media print {
  body {
    background: #fff;
    color: #000;
    font-size: 11pt;
  }

  .hero__shape,
  .footer a,
  .skip-link {
    display: none;
  }

  .card {
    box-shadow: none;
    border: 1px solid #bbb;
    break-inside: avoid;
  }
}