:root {
  --bg: #050914;
  --bg-soft: #08111f;
  --panel: rgba(12, 23, 37, 0.78);
  --panel-strong: #0c1725;
  --line: rgba(125, 211, 252, 0.18);
  --line-strong: rgba(45, 212, 191, 0.42);
  --text: #e6edf3;
  --muted: #9fb0c0;
  --green: #2dd4bf;
  --blue: #60a5fa;
  --amber: #fbbf24;
  --danger: #fb7185;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.34);
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --sans: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 12%, rgba(45, 212, 191, 0.12), transparent 30%),
    radial-gradient(circle at 82% 4%, rgba(96, 165, 250, 0.13), transparent 32%),
    linear-gradient(180deg, #050914 0%, #07111a 45%, #050914 100%);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(125, 211, 252, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.04) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 78%);
  z-index: -1;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(125, 211, 252, 0.14);
  background: rgba(5, 9, 20, 0.82);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: min(1180px, calc(100% - 32px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.22), rgba(96, 165, 250, 0.12));
  color: var(--green);
  font-family: var(--mono);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 0.98rem;
}

.brand small {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #c9d6e2;
  font-size: 0.92rem;
}

.nav-links a {
  padding: 8px 0;
}

.nav-links a:hover {
  color: var(--green);
}

.nav-contact {
  padding: 9px 14px !important;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
}

.section {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 84px 0;
}

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.9fr);
  gap: 54px;
  align-items: center;
  padding-top: 54px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0;
}

.contact .eyebrow {
  color: var(--green);
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(3.2rem, 8vw, 6.7rem);
  line-height: 0.9;
  letter-spacing: 0;
}

.hero h2 {
  max-width: 800px;
  margin: 26px 0 0;
  color: #dbe7ef;
  font-size: clamp(1.45rem, 3.2vw, 2.6rem);
  line-height: 1.12;
  letter-spacing: 0;
}

.hero-intro {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.1rem;
}

.hero-intro-secondary {
  margin-top: 14px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  background: var(--green);
  color: #031212;
}

.btn.secondary {
  background: rgba(96, 165, 250, 0.12);
  border-color: rgba(96, 165, 250, 0.42);
  color: #dcecff;
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--line);
}

.hero-visual {
  position: relative;
  padding: 14px;
  border: 1px solid rgba(45, 212, 191, 0.22);
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(45, 212, 191, 0.14), rgba(96, 165, 250, 0.08)),
    rgba(8, 17, 31, 0.74);
  box-shadow: var(--shadow);
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  border: 1px solid rgba(125, 211, 252, 0.16);
  border-radius: 18px;
  filter: saturate(0.96) contrast(1.02);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding-top: 0;
}

.metrics div,
.project-card,
.skill-card,
.experience-card,
.doc-viewer,
.cert-card,
.terminal-card,
.contact-links a {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(12, 23, 37, 0.86), rgba(8, 17, 31, 0.72));
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.18);
}

.metrics div {
  min-height: 112px;
  padding: 22px;
  border-radius: 8px;
}

.metrics strong,
.metrics span {
  display: block;
}

.metrics strong {
  color: var(--green);
  font-family: var(--mono);
  font-size: 1.3rem;
}

.metrics span {
  margin-top: 8px;
  color: var(--muted);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading h2,
.contact h2,
.terminal-body h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow),
.contact p,
.terminal-body p {
  color: var(--muted);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.project-card {
  min-height: 315px;
  padding: 24px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  background: linear-gradient(180deg, rgba(15, 35, 54, 0.92), rgba(8, 17, 31, 0.82));
}

.badge {
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(45, 212, 191, 0.13);
  color: #8ff7e5;
  border: 1px solid rgba(45, 212, 191, 0.28);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.badge.malware {
  background: rgba(251, 113, 133, 0.13);
  border-color: rgba(251, 113, 133, 0.34);
  color: #fecdd3;
}

.badge.helpdesk,
.badge.ad {
  background: rgba(96, 165, 250, 0.14);
  border-color: rgba(96, 165, 250, 0.32);
  color: #cfe7ff;
}

.badge.soc {
  background: rgba(251, 191, 36, 0.12);
  border-color: rgba(251, 191, 36, 0.34);
  color: #fde68a;
}

.badge.tryhackme {
  background: rgba(34, 197, 94, 0.12);
  border-color: rgba(34, 197, 94, 0.3);
  color: #bbf7d0;
}

.project-card h3 {
  margin: 18px 0 0;
  font-size: 1.18rem;
  line-height: 1.28;
}

.project-card p {
  margin: 14px 0 22px;
  color: var(--muted);
}

.project-card > a,
.project-actions {
  margin-top: auto;
}

.project-card > a,
.project-actions a {
  color: var(--green);
  font-family: var(--mono);
  font-weight: 700;
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.project-actions a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
}

.project-actions .pdf-link {
  padding: 0 12px;
  border: 1px solid rgba(96, 165, 250, 0.34);
  border-radius: 8px;
  background: rgba(96, 165, 250, 0.1);
  color: #cfe7ff;
}

.project-actions .pdf-link:hover {
  border-color: rgba(45, 212, 191, 0.46);
  color: #e4fffb;
}

.split {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 44px;
  align-items: start;
}

.sticky-heading {
  position: sticky;
  top: 110px;
}

.skill-groups {
  display: grid;
  gap: 16px;
}

.skill-card {
  padding: 24px;
  border-radius: 8px;
}

.skill-card h3 {
  margin: 0 0 14px;
  font-size: 1.05rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.chips span {
  padding: 8px 10px;
  border: 1px solid rgba(125, 211, 252, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  color: #cbd8e3;
  font-size: 0.9rem;
}

.experience {
  padding-top: 84px;
}

.experience .section-heading {
  max-width: 100%;
}

.experience-card {
  padding: clamp(24px, 4vw, 38px);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}

.experience-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-top: 1px solid rgba(45, 212, 191, 0.28);
  background: linear-gradient(90deg, rgba(45, 212, 191, 0.08), transparent 45%);
  pointer-events: none;
}

.experience-header {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: start;
}

.role-label {
  display: block;
  color: var(--green);
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.experience-header h3 {
  margin: 8px 0 18px;
  font-size: clamp(1.6rem, 3vw, 2.35rem);
  line-height: 1.08;
}

.experience-header p {
  margin: 8px 0 0;
  color: #dbe7ef;
  font-size: 1.08rem;
  font-weight: 700;
}

.experience-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 9px;
  max-width: 360px;
}

.experience-tags span {
  padding: 8px 10px;
  border: 1px solid rgba(45, 212, 191, 0.24);
  border-radius: 999px;
  background: rgba(45, 212, 191, 0.1);
  color: #c6f7ef;
  font-family: var(--mono);
  font-size: 0.76rem;
}

.experience-summary {
  position: relative;
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid rgba(125, 211, 252, 0.14);
}

.experience-summary ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.experience-summary li {
  position: relative;
  padding: 14px 14px 14px 36px;
  border: 1px solid rgba(125, 211, 252, 0.12);
  border-radius: 8px;
  background: rgba(5, 9, 20, 0.32);
  color: var(--muted);
}

.experience-summary li::before {
  content: "";
  position: absolute;
  top: 22px;
  left: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 18px rgba(45, 212, 191, 0.46);
}

.documentation {
  padding-top: 84px;
}

.doc-viewer {
  border-radius: 10px;
  overflow: hidden;
}

.doc-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  padding: 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 9, 20, 0.42);
}

.doc-toolbar strong {
  display: block;
  color: #e8f5f7;
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.25;
}

.doc-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
}

.doc-btn,
.doc-open {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 13px;
  border: 1px solid rgba(96, 165, 250, 0.34);
  border-radius: 8px;
  background: rgba(96, 165, 250, 0.1);
  color: #cfe7ff;
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
}

.doc-btn:hover,
.doc-open:hover {
  border-color: rgba(45, 212, 191, 0.46);
  color: #e4fffb;
}

.doc-btn:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.project-switch {
  background: rgba(45, 212, 191, 0.14);
  border-color: rgba(45, 212, 191, 0.42);
  color: #d7fffa;
}

.doc-page-status {
  min-width: 68px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.86rem;
  text-align: center;
}

.doc-frame {
  padding: clamp(14px, 3vw, 28px);
  background:
    radial-gradient(circle at 50% 0%, rgba(45, 212, 191, 0.12), transparent 42%),
    linear-gradient(rgba(125, 211, 252, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(3, 7, 15, 0.86), rgba(8, 17, 31, 0.94));
  background-size: 34px 34px;
}

.doc-frame img {
  width: min(100%, 960px);
  max-height: 78vh;
  margin: 0 auto;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid rgba(45, 212, 191, 0.24);
  background: #050914;
  box-shadow:
    0 0 0 8px rgba(5, 9, 20, 0.64),
    0 24px 80px rgba(0, 0, 0, 0.52),
    0 0 45px rgba(45, 212, 191, 0.1);
}

.certifications {
  padding-top: 84px;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.cert-card {
  border-radius: 8px;
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.cert-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  background: linear-gradient(180deg, rgba(15, 35, 54, 0.92), rgba(8, 17, 31, 0.82));
}

.cert-preview {
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  padding: 12px;
  border-bottom: 1px solid rgba(125, 211, 252, 0.14);
  background:
    radial-gradient(circle at 50% 0%, rgba(45, 212, 191, 0.12), transparent 45%),
    rgba(3, 7, 15, 0.62);
}

.cert-preview img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 6px;
  background: #07111a;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.32);
}

.cert-preview iframe {
  width: min(100%, 370px);
  height: 167px;
  border: 0;
  border-radius: 6px;
  background: #07111a;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.32);
}

.badge-embed {
  min-height: 220px;
}

.cert-content {
  padding: 20px;
}

.cert-content h3 {
  margin: 14px 0 18px;
  font-size: 1.05rem;
  line-height: 1.25;
}

.cert-content a {
  color: var(--green);
  font-family: var(--mono);
  font-size: 0.86rem;
  font-weight: 700;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.article-grid a {
  min-height: 88px;
  display: flex;
  align-items: center;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(12, 23, 37, 0.68);
  font-family: var(--mono);
  color: #d7f8f2;
  transition: border-color 160ms ease, transform 160ms ease;
}

.article-grid a:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
}

.terminal-card {
  border-radius: 10px;
  overflow: hidden;
}

.terminal-bar {
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 18px;
  border-bottom: 1px solid var(--line);
  background: #0b1624;
}

.terminal-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--danger);
}

.terminal-bar span:nth-child(2) {
  background: var(--amber);
}

.terminal-bar span:nth-child(3) {
  background: var(--green);
}

.terminal-bar strong {
  margin-left: 10px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.86rem;
}

.terminal-body {
  padding: 32px;
}

.prompt {
  color: var(--green) !important;
  font-family: var(--mono);
}

.contact {
  display: grid;
  gap: 28px;
  align-items: start;
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.contact-links a {
  display: grid;
  gap: 16px;
  padding: 18px;
  border-radius: 8px;
  font-weight: 800;
}

.contact-links span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 500;
}

.contact-form {
  width: min(100%, 860px);
  justify-self: center;
  display: grid;
  gap: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(12, 23, 37, 0.86), rgba(8, 17, 31, 0.72));
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.18);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field label {
  color: #d7e3ea;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 1px solid rgba(125, 211, 252, 0.18);
  border-radius: 8px;
  background: rgba(5, 9, 20, 0.68);
  color: var(--text);
  font: inherit;
  padding: 12px 13px;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.form-field textarea {
  resize: vertical;
  min-height: 150px;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: rgba(45, 212, 191, 0.62);
  box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.12);
}

.honeypot-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.86rem;
}

.form-status.success {
  color: var(--green);
}

.form-status.error {
  color: var(--danger);
}

.contact-form button:disabled {
  cursor: not-allowed;
  opacity: 0.7;
  transform: none;
}

.site-footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer a {
  color: var(--green);
  font-family: var(--mono);
}

@media (max-width: 980px) {
  .hero,
  .split,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    max-width: 680px;
  }

  .metrics,
  .project-grid,
  .cert-grid,
  .article-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .experience-header {
    grid-template-columns: 1fr;
  }

  .experience-tags {
    justify-content: flex-start;
    max-width: none;
  }

  .experience-summary ul {
    grid-template-columns: 1fr;
  }

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

  .sticky-heading {
    position: static;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 76px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: rgba(5, 9, 20, 0.98);
  }

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

  .nav-links a {
    padding: 11px 8px;
  }

  .brand small {
    display: none;
  }

  .section {
    padding: 64px 0;
  }

  .hero {
    padding-top: 46px;
  }

  .hero-actions .btn {
    flex: 1 1 100%;
  }

  .metrics,
  .project-grid,
  .cert-grid,
  .article-grid {
    grid-template-columns: 1fr;
  }

  .project-card {
    min-height: auto;
  }

  .contact-links a,
  .form-footer,
  .site-footer {
    flex-direction: column;
  }

  .contact-links {
    grid-template-columns: 1fr;
  }

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

  .form-footer {
    align-items: stretch;
  }
}