:root {
  --color-primary: #004c98;
  --color-accent: #f26522;
  --color-text: #16212f;
  --color-muted: #5b6777;
  --color-surface: #ffffff;
  --color-surface-alt: #f5f8fc;
  --color-border: rgba(0, 76, 152, 0.12);
  --color-shadow: rgba(8, 33, 61, 0.12);
  --gradient-card: linear-gradient(160deg, rgba(0, 76, 152, 0.96), rgba(0, 59, 117, 0.92));
  --radius-lg: 28px;
  --radius-md: 20px;
  --shadow-lg: 0 24px 60px var(--color-shadow);
  --shadow-md: 0 16px 35px rgba(10, 35, 66, 0.08);
  --transition: 220ms ease;
  --container: min(1120px, calc(100% - 2rem));
}

/* Dark theme overrides */
body.dark {
  --color-primary: #7fb3ff;
  --color-accent: #ff9b5b;
  --color-text: #eaf4ff;
  --color-muted: #b8c9d9;
  --color-surface: #071022;
  --color-surface-alt: #0b1624;
  --color-border: rgba(255, 255, 255, 0.06);
  --color-shadow: rgba(0, 0, 0, 0.6);
  --gradient-card: linear-gradient(160deg, rgba(6, 54, 96, 0.95), rgba(3, 36, 62, 0.95));
}

.theme-toggle {
  margin-left: 0.5rem;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.85);
  display: inline-grid;
  place-items: center;
  cursor: pointer;
}

body.dark .theme-toggle {
  background: rgba(255,255,255,0.05);
  color: var(--color-text);
  border-color: rgba(255,255,255,0.06);
}

body,
.hero-card,
.project-card,
.metric-card,
.contact-card,
.info-card,
.skill-card,
.credential-card {
  transition: background-color 280ms ease, color 280ms ease, border-color 280ms ease, box-shadow 320ms ease;
}

body.dark .site-nav a {
  color: var(--color-muted);
}

body.dark .site-nav a.active,
body.dark .site-nav a:hover {
  color: var(--color-primary);
}

body.dark .menu-toggle {
  border-color: rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
}

body.dark .menu-toggle span {
  background: var(--color-text);
}

body.dark .button-secondary {
  background: transparent;
  border-color: rgba(255,255,255,0.06);
  color: var(--color-text);
}

body.dark .button-secondary:hover {
  color: var(--color-accent);
  border-color: rgba(255,155,80,0.18);
}

body.dark .section-heading p,
body.dark p,
body.dark .project-tech-label,
body.dark .credential-provider {
  color: var(--color-muted);
}

body.dark .footer-link {
  color: var(--color-primary);
}

body.dark {
  background:
    radial-gradient(circle at top left, rgba(12, 32, 56, 0.6), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(255, 155, 60, 0.04), transparent 18%),
    #041021;
}

body.dark .site-header.scrolled {
  background: rgba(6, 12, 20, 0.85);
  border-color: rgba(255,255,255,0.04);
  box-shadow: 0 10px 24px rgba(0,0,0,0.6);
}

body.dark .brand-mark {
  background: linear-gradient(135deg, #0b4f8a, #1a6aa8);
  box-shadow: 0 10px 22px rgba(3, 36, 62, 0.6);
}

body.dark .metric-card,
body.dark .info-card,
body.dark .skill-card,
body.dark .project-card,
body.dark .credential-card,
body.dark .client-work-card,
body.dark .contact-card,
body.dark .contact-panel {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  box-shadow: 0 18px 36px rgba(0,0,0,0.55);
  color: var(--color-text);
}

body.dark .hero-highlights li,
body.dark .tag-list li {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.04);
  color: var(--color-text);
}

body.dark .hero::before {
  background: rgba(11, 91, 167, 0.06);
}

body.dark .button-primary {
  box-shadow: 0 14px 28px rgba(3, 38, 66, 0.5);
}

body.dark .project-date,
body.dark .project-tech {
  color: var(--color-primary);
}

body.dark .footer-wrap {
  color: var(--color-muted);
}

body.dark .hero-card.spotlight-card {
  box-shadow: 0 30px 60px rgba(3, 22, 34, 0.55);
}

body.dark .section {
  background: transparent;
}

body.dark .section-alt {
  background: linear-gradient(180deg, rgba(6,12,20,0.6), rgba(6,12,20,0.45));
}

body.dark .skill-card h3,
body.dark .info-card h3,
body.dark .project-card h3,
body.dark .credential-card h3 {
  color: var(--color-text);
}

body.dark .timeline::before {
  background: linear-gradient(var(--color-primary), rgba(127,179,255,0.6));
}

body.dark .timeline-step {
  background: var(--color-surface);
  border-color: rgba(255,255,255,0.06);
  color: var(--color-primary);
  box-shadow: 0 8px 18px rgba(0,0,0,0.6);
}

body.dark .timeline-item {
  background: transparent;
  border-bottom: 1px solid rgba(255,255,255,0.02);
}

body.dark .status-badge {
  background: rgba(255,255,255,0.02);
  color: var(--color-text);
  border: 1px solid rgba(255,255,255,0.04);
}

body.dark .status-completed {
  background: rgba(127,179,255,0.06);
  color: var(--color-primary);
}

body.dark .status-ongoing {
  background: rgba(255,155,80,0.06);
  color: #ffb88a;
}

body.dark .status-verified {
  background: rgba(11,91,167,0.08);
  color: var(--color-primary);
}

body.dark a {
  color: var(--color-primary);
}

body.dark .contact-card {
  background: linear-gradient(180deg, rgba(8,18,30,0.6), rgba(8,18,30,0.45));
}

body.dark .spotlight-card p,
body.dark .spotlight-card h2 {
  color: rgba(255,255,255,0.95);
}

body.dark .credential-logo-placeholder {
  background: rgba(255,255,255,0.06);
  color: var(--color-primary);
  border-color: rgba(255,255,255,0.08);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--color-text);
  background:
    radial-gradient(circle at top left, rgba(0, 76, 152, 0.08), transparent 32%),
    radial-gradient(circle at 85% 12%, rgba(242, 101, 34, 0.1), transparent 24%),
    #fcfdff;
  line-height: 1.65;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
p {
  margin: 0;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.section {
  padding: 6rem 0;
  scroll-margin-top: 96px;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.65), rgba(245, 248, 252, 0.95));
}

.section-heading {
  max-width: 720px;
  margin-bottom: 2.5rem;
}

.section-kicker,
.card-label,
.project-type {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.section-heading h2 {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.12;
  margin-top: 0.8rem;
  margin-bottom: 1rem;
}

.section-heading p {
  color: var(--color-muted);
  font-size: 1.04rem;
}

/* ─── HEADER ─── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  transition: background-color var(--transition), box-shadow var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(252, 253, 255, 0.92);
  backdrop-filter: blur(18px);
  border-color: rgba(0, 76, 152, 0.08);
  box-shadow: 0 10px 24px rgba(6, 33, 66, 0.05);
}

.nav-wrap {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 700;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), #0a6bcc);
  box-shadow: 0 14px 24px rgba(0, 76, 152, 0.28);
}

.brand-text {
  font-size: 1rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  position: relative;
  font-weight: 700;
  color: var(--color-muted);
  transition: color var(--transition);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-primary);
}

.site-nav a:hover::after,
.site-nav a.active::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  padding: 0;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  background: var(--color-text);
  transition: transform var(--transition), opacity var(--transition);
}

/* ─── HERO ─── */
.hero {
  padding-top: 2.5rem;
  position: relative;
  overflow: clip;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 6% auto auto 8%;
  width: 220px;
  height: 220px;
  background: rgba(242, 101, 34, 0.08);
  filter: blur(12px);
  border-radius: 50%;
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  gap: 2.25rem;
  align-items: start;
}

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

.hero-copy h1 {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: clamp(3rem, 8vw, 5.2rem);
  line-height: 0.98;
  margin-top: 0;
}

.hero-copy .name-highlight {
  color: var(--color-primary);
  font-weight: 800;
}

.hero-role {
  display: inline-block;
  margin-top: 0.85rem;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  color: var(--color-primary);
  background: rgba(0, 76, 152, 0.08);
  border: 1px solid rgba(0, 76, 152, 0.08);
  font-weight: 800;
}

.hero-text {
  max-width: 58ch;
  margin-top: 0.95rem;
  color: var(--color-muted);
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.9rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), border-color var(--transition), color var(--transition);
}

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

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), #0b5ba7);
  box-shadow: 0 14px 28px rgba(0, 76, 152, 0.24);
}

.button-primary:hover {
  box-shadow: 0 18px 34px rgba(0, 76, 152, 0.32);
}

.button-secondary {
  background: #fff;
  border-color: rgba(0, 76, 152, 0.14);
  color: var(--color-primary);
}

.button-secondary:hover {
  border-color: rgba(242, 101, 34, 0.34);
  color: var(--color-accent);
}

.hero-panel {
  position: relative;
  display: grid;
  gap: 1rem;
}

.hero-card,
.info-card,
.skill-card,
.project-card,
.credential-card,
.client-work-card,
.contact-panel {
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid rgba(0, 76, 152, 0.08);
  box-shadow: var(--shadow-md);
}

.spotlight-card {
  padding: 2rem;
  color: #fff;
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-lg);
}

.spotlight-card .card-label {
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-panel h2 {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 700;
  color: #fff;
  font-size: clamp(1.55rem, 2.7vw, 2.05rem);
  margin-top: 0.55rem;
  margin-bottom: 0.7rem;
}

.spotlight-card p:last-child {
  margin-top: 0.7rem;
  color: rgba(255, 255, 255, 0.82);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.metric-card {
  padding: 1.2rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(0, 76, 152, 0.08);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), border-color var(--transition);
}

.metric-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 76, 152, 0.2);
}

.metric-value {
  display: block;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
}

.metric-label {
  display: block;
  margin-top: 0.4rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* ─── GRIDS ─── */
.about-grid,
.skills-grid,
.projects-grid,
.credentials-grid,
.client-work-grid,
.contact-grid {
  display: grid;
  gap: 1.25rem;
}

.about-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

/* 3 projects layout */
.projects-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.info-card,
.skill-card,
.project-card,
.credential-card,
.client-work-card {
  padding: 1.6rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

/* Dark mode accent bars */
body.dark .info-card,
body.dark .skill-card,
body.dark .project-card,
body.dark .credential-card,
body.dark .client-work-card,
body.dark .contact-card,
body.dark .metric-card {
  position: relative;
  padding-top: calc(1rem + 6px);
}

body.dark .info-card::before,
body.dark .skill-card::before,
body.dark .project-card::before,
body.dark .credential-card::before,
body.dark .client-work-card::before,
body.dark .contact-card::before,
body.dark .metric-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 6px;
  border-top-left-radius: var(--radius-md);
  border-top-right-radius: var(--radius-md);
  background: linear-gradient(90deg, rgba(127,179,255,0.95), rgba(60,120,200,0.9));
  transition: height 220ms ease, opacity 220ms ease;
  box-shadow: 0 6px 20px rgba(127,179,255,0.06);
}

body.dark .info-card:hover,
body.dark .skill-card:hover,
body.dark .project-card:hover,
body.dark .credential-card:hover,
body.dark .client-work-card:hover,
body.dark .contact-card:hover,
body.dark .metric-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 48px rgba(11,91,167,0.12);
  border-color: rgba(11,91,167,0.14);
}

body.dark .info-card:hover::before,
body.dark .skill-card:hover::before,
body.dark .project-card:hover::before,
body.dark .credential-card:hover::before,
body.dark .client-work-card:hover::before,
body.dark .contact-card:hover::before,
body.dark .metric-card:hover::before {
  height: 8px;
}

.info-card:hover,
.skill-card:hover,
.project-card:hover,
.credential-card:hover,
.client-work-card:hover,
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 36px rgba(9, 35, 66, 0.12);
  border-color: rgba(242, 101, 34, 0.16);
}

.info-card h3,
.skill-card h3,
.project-card h3,
.credential-card h3,
.client-work-card h3,
.timeline-item h3 {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 1.28rem;
  margin-bottom: 0.85rem;
}

.info-card p,
.skill-card p,
.project-card p,
.credential-card p,
.client-work-card p,
.timeline-item p {
  color: var(--color-muted);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.tag-list li {
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(0, 76, 152, 0.08);
  color: var(--color-text);
  font-weight: 700;
  box-shadow: 0 8px 16px rgba(12, 38, 67, 0.04);
}

/* ─── PROJECT CARDS ─── */
.project-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem;
  min-height: 100%;
}

.project-top {
  display: grid;
  gap: 0.6rem;
}

.project-card h3 {
  margin-bottom: 0.35rem;
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.project-date {
  color: var(--color-primary);
  font-size: 0.86rem;
  font-weight: 800;
}

.project-footer {
  display: grid;
  gap: 1rem;
}

.project-tech-label,
.credential-provider,
.credential-date {
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.project-tech {
  margin-top: 0.35rem;
  color: var(--color-primary);
  font-weight: 800;
  font-size: 0.94rem;
}

/* ─── CERTIFICATIONS ─── */
.credentials-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.credential-card {
  display: grid;
  gap: 1rem;
  padding: 1.6rem;
  align-items: start;
  min-height: 200px;
}

/* Logo row: company logo + name + date */
.credential-logo-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.credential-logo-placeholder {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 76, 152, 0.08);
  border: 1px solid rgba(0, 76, 152, 0.12);
  display: grid;
  place-items: center;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}

.credential-logo-eyouth {
  background: rgba(242, 101, 34, 0.08);
  border-color: rgba(242, 101, 34, 0.16);
  color: var(--color-accent);
}

.credential-logo-ongoing {
  background: rgba(0, 76, 152, 0.05);
  border-color: rgba(0, 76, 152, 0.08);
  color: var(--color-muted);
  font-size: 1.1rem;
}

/* Company logo image (when you have actual logos) */
.credential-logo-img {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  object-fit: contain;
  border: 1px solid rgba(0, 76, 152, 0.08);
  background: #fff;
  padding: 6px;
}

.credential-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.credential-skills {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.25rem;
}

.credential-skills .pill {
  padding: 0.28rem 0.6rem;
  font-size: 0.78rem;
  border-radius: 999px;
  background: transparent;
  border: 1px solid rgba(0,76,152,0.06);
  color: var(--color-muted);
  font-weight: 800;
}

.credential-provider {
  margin-top: 0;
  margin-bottom: 0.1rem;
}

.credential-date {
  display: block;
  margin-top: 0.1rem;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.status-completed {
  background: rgba(0, 76, 152, 0.1);
  color: var(--color-primary);
}

.status-ongoing {
  background: rgba(242, 101, 34, 0.12);
  color: #b64a18;
}

.status-verified {
  background: rgba(11, 91, 167, 0.12);
  color: #0b5ba7;
}

.status-scholarship {
  background: rgba(22, 33, 47, 0.08);
  color: var(--color-text);
}

.is-disabled {
  pointer-events: none;
  opacity: 0.72;
  border-style: dashed;
}

/* ─── SERVICES ─── */
.client-work-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.client-work-card {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
  min-height: 100%;
}

.client-work-card h3 {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-size: 1.28rem;
  line-height: 1.12;
  margin: 0 0 0.35rem 0;
  font-weight: 700;
  color: var(--color-text);
}

.client-work-card p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.45;
  color: var(--color-muted);
  text-align: left;
}

/* Service pills */
.service-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.service-links-label {
  font-size: 0.9rem;
  color: var(--color-muted);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.service-pills {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.36rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 76, 152, 0.08);
  background: transparent;
  color: var(--color-muted);
  font-size: 0.86rem;
  font-weight: 700;
  transition: background-color var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
}

.pill:hover {
  background: rgba(0, 76, 152, 0.04);
  color: var(--color-primary);
  border-color: rgba(0, 76, 152, 0.14);
  transform: translateY(-1px);
}

body.dark .pill {
  border-color: rgba(255,255,255,0.06);
  color: var(--color-muted);
}

body.dark .pill:hover {
  background: rgba(255,255,255,0.02);
  color: var(--color-primary);
}

/* ─── TIMELINE ─── */
.timeline {
  position: relative;
  display: grid;
  gap: 1rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 23px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(var(--color-primary), rgba(242, 101, 34, 0.6));
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 1rem;
  padding: 1.4rem 1.6rem 1.4rem 0;
}

.timeline-step {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #fff;
  border: 2px solid rgba(0, 76, 152, 0.12);
  color: var(--color-primary);
  font-weight: 800;
  box-shadow: 0 10px 20px rgba(0, 76, 152, 0.08);
}

/* ─── CONTACT ─── */
.contact-panel {
  padding: 2rem;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(245, 248, 252, 0.98));
}

.contact-heading {
  margin-bottom: 2rem;
}

.contact-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-card {
  padding: 1.3rem 1.4rem;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid rgba(0, 76, 152, 0.08);
  box-shadow: 0 14px 26px rgba(8, 33, 61, 0.06);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.contact-label {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--color-primary);
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.contact-value {
  color: var(--color-text);
  font-weight: 700;
  word-break: break-word;
}

/* ─── FOOTER ─── */
.site-footer {
  padding: 1.75rem 0 2.5rem;
}

.footer-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--color-muted);
}

.footer-link {
  color: var(--color-primary);
  font-weight: 800;
}

/* ─── BACK TO TOP ─── */
.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 22px;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid rgba(0,0,0,0.08);
  background: #fff;
  color: var(--color-primary);
  display: grid;
  place-items: center;
  font-size: 1.05rem;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(12,38,67,0.08);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 260ms ease, transform 260ms ease, background-color 220ms ease, color 220ms ease;
  z-index: 60;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

body.dark .back-to-top {
  background: rgba(255,255,255,0.06);
  color: var(--color-text);
  border-color: rgba(255,255,255,0.06);
}

/* ─── REVEAL ANIMATION ─── */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms ease, transform 700ms ease;
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1100px) {
  .about-grid,
  .credentials-grid,
  .contact-grid,
  .hero-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .client-work-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2.2rem;
  }

  .hero-panel {
    max-width: 700px;
  }

  .hero-copy {
    max-width: 100%;
  }
}

@media (max-width: 760px) {
  .hero {
    padding-top: 1.6rem;
  }

  .section {
    padding: 5rem 0;
  }

  .nav-wrap {
    min-height: 76px;
  }

  .menu-toggle {
    display: inline-block;
    z-index: 35;
  }

  .menu-toggle.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .menu-toggle.is-open span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .site-nav {
    position: fixed;
    inset: 76px 1rem auto 1rem;
    display: grid;
    gap: 0.4rem;
    padding: 1rem;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(0, 76, 152, 0.08);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  }

  .site-nav.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 0.8rem 0.6rem;
    border-radius: 12px;
  }

  .site-nav a:hover,
  .site-nav a.active {
    background: rgba(0, 76, 152, 0.06);
  }

  .site-nav a::after {
    display: none;
  }

  .hero-copy h1 {
    font-size: clamp(2.6rem, 16vw, 4rem);
  }

  .hero-actions,
  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .about-grid,
  .projects-grid--three,
  .credentials-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 52px minmax(0, 1fr);
    padding-right: 0;
  }

  .timeline::before {
    left: 18px;
  }
}

@media (max-width: 600px) {
  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .credential-header {
    flex-direction: column;
    gap: 0.6rem;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 1.25rem, 1120px);
  }

  .spotlight-card,
  .info-card,
  .skill-card,
  .project-card,
  .credential-card,
  .client-work-card,
  .contact-panel {
    border-radius: 22px;
  }

  .button,
  .hero-role {
    width: 100%;
  }
}