/* ═══════════════════════════════════════════════════════════════════════════
   Design tokens
   ═══════════════════════════════════════════════════════════════════════════ */
:root {
  --ink: #060d1a;
  --navy: #081222;
  --navy-mid: #0c1c33;
  --navy-card: #111f38;
  --navy-border: rgba(255, 255, 255, 0.07);
  --sapphire: #1458a8;
  --azure: #1a78d4;
  --sky: #3da0f5;
  --frost: #a8d4f7;
  --teal: #0a8f80;
  --teal-light: #0fbfaa;
  --gold: #c89b3c;
  --chalk: #eef3fa;
  --mist: rgba(238, 243, 250, 0.55);
  --ghost: rgba(238, 243, 250, 0.28);
  --rule: rgba(255, 255, 255, 0.06);

  --bg: var(--ink);
  --surface: var(--navy-mid);
  --card: var(--navy-card);
  --border: var(--rule);
  --text: var(--chalk);
  --text-sub: var(--mist);
  --text-ghost: var(--ghost);
  --accent: var(--sky);
  --nav-bg: transparent;

  --font-serif: "Cormorant", Georgia, serif;
  --font-sans: "Sora", system-ui, sans-serif;
  --container: 1240px;
  --nav-h: 72px;
  --section-py: clamp(4rem, 8vw, 6rem);
  --radius: 6px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg: #f4f7fc;
  --surface: #ffffff;
  --card: #f9fbff;
  --border: rgba(0, 0, 0, 0.07);
  --text: #08172e;
  --text-sub: #3a5068;
  --text-ghost: #8aa0b8;
  --accent: var(--sapphire);
  --nav-bg: rgba(244, 247, 252, 0.98);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background 0.4s, color 0.4s;
}

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

a { color: inherit; }

ul { list-style: none; }

::selection {
  background: var(--sapphire);
  color: #fff;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-thumb { background: var(--sapphire); border-radius: 4px; }

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 10000;
  padding: 0.75rem 1.25rem;
  background: var(--sapphire);
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  font-size: 0.875rem;
}

.skip-link:focus { top: 1rem; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

/* ═══════════════════════════════════════════════════════════════════════════
   Typography
   ═══════════════════════════════════════════════════════════════════════════ */
.eyebrow {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.eyebrow--muted { color: var(--text-ghost); }

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.1;
  color: var(--text);
}

.section-title--left { text-align: left; }

.section-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-sub {
  max-width: 560px;
  margin: 1.2rem auto 0;
  font-size: 0.92rem;
  line-height: 1.85;
  font-weight: 300;
  color: var(--text-sub);
}

.section {
  padding-block: var(--section-py);
  background: var(--surface);
  transition: background 0.4s;
}

.section--metrics { --surface: var(--navy-mid); }
.section--expertise { --surface: var(--ink); }
.section--experience { --surface: var(--navy-mid); }
.section--skills { --surface: var(--ink); }
.section--projects { --surface: var(--navy-mid); }
.section--certs { --surface: var(--ink); }
.section--testimonials { --surface: var(--navy-mid); }
.section--insights { --surface: var(--navy-mid); }
.section--contact { --surface: var(--navy-mid); }

[data-theme="light"] .section--metrics,
[data-theme="light"] .section--experience,
[data-theme="light"] .section--projects,
[data-theme="light"] .section--testimonials,
[data-theme="light"] .section--insights,
[data-theme="light"] .section--contact { --surface: #ffffff; }

[data-theme="light"] .section--expertise,
[data-theme="light"] .section--skills,
[data-theme="light"] .section--certs { --surface: #f4f7fc; }

/* ═══════════════════════════════════════════════════════════════════════════
   Scroll progress
   ═══════════════════════════════════════════════════════════════════════════ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 9999;
  background: rgba(255, 255, 255, 0.04);
}

.scroll-progress__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--sapphire), var(--sky), var(--teal));
  transition: width 0.08s linear;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Navigation
   ═══════════════════════════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 2px;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(8, 18, 34, 0.82);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  transition: background 0.5s, border-color 0.5s, backdrop-filter 0.5s;
}

.nav.is-scrolled {
  background: var(--nav-bg, rgba(8, 18, 34, 0.94));
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
}

[data-theme="light"] .nav {
  background: var(--nav-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

.nav__logo {
  display: flex;
  align-items: baseline;
  gap: 2px;
  text-decoration: none;
  z-index: 1001;
}

.nav__logo-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
}

.nav__logo-accent {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.nav__logo-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--sky);
  margin-left: 3px;
  margin-bottom: 3px;
}

.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  z-index: 1001;
}

.nav__toggle span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }

.nav__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__menu {
  position: fixed;
  inset: 0;
  top: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.75rem;
  background: rgba(6, 13, 26, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s, visibility 0.35s;
}

[data-theme="light"] .nav__menu { background: var(--nav-bg); }

.nav__menu.is-open {
  opacity: 1;
  visibility: visible;
}

.nav__menu a {
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
  opacity: 0.8;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius);
  transition: opacity 0.2s, color 0.2s;
}

.nav__menu a:hover,
.nav__menu a:focus-visible {
  opacity: 1;
  color: var(--sky);
}

.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: transparent;
  cursor: pointer;
  font-size: 1rem;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (min-width: 900px) {
  .nav__toggle { display: none; }

  .nav__menu {
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 0.35rem;
    padding-left: 0.5rem;
    background: transparent;
    backdrop-filter: none;
    opacity: 1;
    visibility: visible;
    inset: auto;
  }

  .nav__menu a {
    font-size: 0.72rem;
    padding: 0.4rem 0.75rem;
  }

  .theme-toggle {
    margin-left: 0.35rem;
  }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Buttons
   ═══════════════════════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 14px 28px;
  border-radius: 4px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--sapphire);
  color: var(--chalk);
  border-color: var(--sapphire);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--azure);
  border-color: var(--azure);
}

.btn--ghost {
  background: transparent;
  color: var(--chalk);
  border-color: var(--navy-border);
}

.btn--ghost:hover,
.btn--ghost:focus-visible { border-color: rgba(61, 160, 245, 0.4); }

.btn--outline {
  background: transparent;
  color: var(--sky);
  border-color: rgba(61, 160, 245, 0.25);
}

.btn--outline:hover,
.btn--outline:focus-visible { border-color: var(--sky); }

.btn--full { width: 100%; }

/* ═══════════════════════════════════════════════════════════════════════════
   Hero
   ═══════════════════════════════════════════════════════════════════════════ */
.hero {
  min-height: 100svh;
  background: #071a2e;
  --hero-panel-bg: linear-gradient(145deg, rgba(8, 18, 34, 0.82), rgba(6, 13, 26, 0.68));
  --hero-panel-border: rgba(255, 255, 255, 0.1);
  --hero-panel-shadow: 0 18px 48px rgba(2, 8, 16, 0.35);
  --hero-gap: clamp(2rem, 3.5vw, 3rem);
  --hero-panel-padding: clamp(1.5rem, 3vw, 2rem);
  display: flex;
  align-items: center;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-top: var(--nav-h);
  padding-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

/* Circuit board hero background */
.hero-circuit-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 40%, #0a2540 0%, #071a2e 45%, #020810 100%);
}

.hero-circuit-bg__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0.85;
}

.hero-circuit-bg__layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-circuit-bg__layer--deep {
  z-index: 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(43, 156, 255, 0.1) 0%, transparent 38%),
    radial-gradient(circle at 88% 78%, rgba(0, 212, 255, 0.08) 0%, transparent 36%);
}

.hero-circuit-bg__layer--parallax {
  z-index: 2;
  background:
    radial-gradient(circle at 20% 80%, rgba(43, 156, 255, 0.06) 0%, transparent 30%),
    radial-gradient(circle at 85% 15%, rgba(0, 212, 255, 0.05) 0%, transparent 28%);
  animation: hero-circuit-parallax 26s ease-in-out infinite alternate;
}

.hero-circuit-bg__vignette {
  position: absolute;
  inset: 0;
  z-index: 4;
  background: radial-gradient(ellipse 72% 68% at 50% 48%, rgba(7, 26, 46, 0.94) 0%, rgba(7, 26, 46, 0.62) 38%, transparent 72%);
}

.hero-circuit-svg {
  position: absolute;
  width: min(42vw, 420px);
  height: min(42vw, 420px);
  z-index: 3;
  opacity: 0.72;
}

.hero-circuit-svg--tl { top: 0; left: 0; }
.hero-circuit-svg--tr { top: 0; right: 0; transform: scaleX(-1); }
.hero-circuit-svg--bl { bottom: 0; left: 0; transform: scaleY(-1); }
.hero-circuit-svg--br { bottom: 0; right: 0; transform: scale(-1, -1); }

.hero-circuit__track {
  fill: none;
  stroke: rgba(43, 156, 255, 0.22);
  stroke-width: 1;
  stroke-linecap: square;
  stroke-linejoin: miter;
}

.hero-circuit__track--delay { stroke-opacity: 0.16; }
.hero-circuit__track--delay-2 { stroke-opacity: 0.12; }

.hero-circuit__flow {
  fill: none;
  stroke: rgba(0, 212, 255, 0.75);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 18 140;
  filter: drop-shadow(0 0 4px rgba(0, 212, 255, 0.55));
  animation: hero-circuit-flow 5.5s linear infinite;
}

.hero-circuit__flow--delay {
  stroke: rgba(43, 156, 255, 0.65);
  animation-duration: 7s;
  animation-delay: -2s;
}

.hero-circuit__node {
  fill: #00d4ff;
  filter: drop-shadow(0 0 6px rgba(0, 212, 255, 0.85));
  animation: hero-circuit-pulse 3.2s ease-in-out infinite;
}

.hero-circuit__node--delay { animation-delay: -0.8s; }
.hero-circuit__node--delay-2 { animation-delay: -1.6s; }
.hero-circuit__node--delay-3 { animation-delay: -2.4s; }

[data-theme="light"] .hero {
  background: #e8f0f8;
}

[data-theme="light"] .hero-circuit-bg {
  background: radial-gradient(ellipse at 50% 40%, #f0f6fc 0%, #e8f0f8 50%, #dce8f4 100%);
}

[data-theme="light"] .hero-circuit-bg__vignette {
  background: radial-gradient(ellipse 72% 68% at 50% 48%, rgba(255, 255, 255, 0.88) 0%, rgba(255, 255, 255, 0.5) 40%, transparent 72%);
}

[data-theme="light"] .hero-circuit__track {
  stroke: rgba(20, 88, 168, 0.18);
}

[data-theme="light"] .hero-circuit__flow {
  stroke: rgba(26, 120, 212, 0.55);
  filter: drop-shadow(0 0 3px rgba(26, 120, 212, 0.35));
}

[data-theme="light"] .hero-circuit__node {
  fill: #1a78d4;
  filter: drop-shadow(0 0 4px rgba(26, 120, 212, 0.45));
}

[data-theme="light"] .hero-circuit-svg {
  opacity: 0.5;
}

[data-theme="light"] .hero-circuit-bg__canvas {
  opacity: 0.45;
}

@media (max-width: 767px) {
  .hero-circuit-svg {
    width: min(56vw, 280px);
    height: min(56vw, 280px);
    opacity: 0.55;
  }
}

.hero__content {
  display: grid;
  gap: var(--hero-gap);
  padding-block: var(--hero-gap);
  width: 100%;
  position: relative;
  z-index: 2;
}

.hero__text {
  padding: var(--hero-panel-padding);
  border-radius: var(--radius);
  background: var(--hero-panel-bg);
  border: 1px solid var(--hero-panel-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--hero-panel-shadow);
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 4.91vw, 4.1rem);
  font-weight: 600;
  letter-spacing: 0.035em;
  text-transform: uppercase;
  color: #f8fbff;
  text-shadow: 0 2px 18px rgba(6, 13, 26, 0.45);
  line-height: 1;
  white-space: nowrap;
  margin-bottom: 1.5rem;
}

.hero__title-accent {
  font-weight: 400;
  color: #7ec4ff;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(61, 160, 245, 0.32);
  border-radius: 4px;
  padding: 7px 16px;
  margin-bottom: 2rem;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #d8ebfb;
  background: rgba(8, 18, 34, 0.35);
}

.badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal-light);
  animation: pulse-dot 2s infinite;
}

.hero__role {
  height: 28px;
  overflow: hidden;
  margin-bottom: 1.5rem;
  border-left: 2px solid var(--sapphire);
  padding-left: 1rem;
}

.hero__role p {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #8ecfff;
  transition: opacity 0.5s, transform 0.5s;
}

.hero__role p.is-fading {
  opacity: 0;
  transform: translateY(-5px);
}

.hero__desc {
  font-size: 0.95rem;
  line-height: 1.9;
  font-weight: 400;
  color: rgba(232, 240, 250, 0.94);
  text-shadow: 0 1px 10px rgba(6, 13, 26, 0.35);
  max-width: 560px;
  margin-bottom: 2rem;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.hero__social {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__social-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(232, 240, 250, 0.9);
}

.hero__social-line {
  flex: 1;
  max-width: 48px;
  height: 1px;
  background: var(--rule);
}

.hero__social a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 4px;
  background: linear-gradient(135deg, rgba(20, 88, 168, 0.34), rgba(10, 143, 128, 0.22));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
  color: rgba(240, 247, 255, 0.92);
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 600;
  transition: border-color 0.2s, color 0.2s, background 0.2s, box-shadow 0.2s, transform 0.2s;
}

.hero__social-icon {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.hero__social-icon--facebook {
  width: 18px;
  height: 18px;
}

.hero__social a:hover,
.hero__social a:focus-visible {
  border-color: var(--sky);
  color: #ffffff;
  background: linear-gradient(135deg, rgba(20, 88, 168, 0.34), rgba(10, 143, 128, 0.24));
  box-shadow: 0 0 0 2px rgba(61, 160, 245, 0.15), 0 8px 22px rgba(6, 13, 26, 0.35);
  transform: translateY(-1px);
}

.hero__text .btn--ghost {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(8, 18, 34, 0.28);
}

.hero__text .btn--outline {
  color: #8ecfff;
  border-color: rgba(61, 160, 245, 0.42);
  background: rgba(8, 18, 34, 0.24);
}

.hero__portrait {
  max-width: 380px;
  margin-inline: auto;
  position: relative;
}

.hero__portrait-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--hero-panel-bg);
  border: 1px solid var(--hero-panel-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--hero-panel-shadow);
}

.hero__portrait-frame::before {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(61, 160, 245, 0.22);
  border-radius: var(--radius);
  pointer-events: none;
  z-index: 0;
}

.hero__portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero__portrait-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 3rem 1.5rem 1.5rem;
  background: linear-gradient(to top, rgba(8, 18, 34, 0.95) 0%, rgba(8, 18, 34, 0.72) 58%, transparent 100%);
}

.hero__portrait-info .eyebrow {
  display: inline;
  color: #ffffff;
  background-color: var(--azure);
  padding: 0 0.2em;
  border-radius: 0;
  box-shadow: 0.18em 0 0 var(--azure), -0.18em 0 0 var(--azure);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  margin-bottom: 0.75rem;
  line-height: 1.9;
}

.hero__portrait-org {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--chalk);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.hero__portrait-role {
  font-size: 0.78rem;
  font-weight: 300;
  color: var(--mist);
}

.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.scroll-hint span {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ghost);
}

.scroll-hint__line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--sky), transparent);
  animation: scroll-hint 2s ease-in-out infinite;
}

@media (max-width: 767px) {
  .hero__title {
    font-size: clamp(1.87rem, 7.07vw, 5.9rem);
  }
}

@media (min-width: 768px) {
  .hero__content {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
    gap: var(--hero-gap);
    padding-block: var(--hero-gap);
  }

  .hero__text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    aspect-ratio: 3 / 4;
    min-height: 0;
    margin: 0;
    width: 100%;
  }

  .hero__desc {
    max-width: none;
  }

  .hero__portrait {
    margin: 0;
    max-width: none;
    width: 100%;
  }

  .scroll-hint { display: flex; }
}

@media (min-width: 1024px) {
  .hero__content {
    grid-template-columns: 1fr 440px;
    gap: var(--hero-gap);
    padding-block: var(--hero-gap);
  }

  .hero__text {
    aspect-ratio: auto;
    min-height: calc(440px * 4 / 3);
    margin: 0;
    width: 100%;
  }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Metrics
   ═══════════════════════════════════════════════════════════════════════════ */
.metrics {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border);
}

.metric {
  background: var(--card);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: background 0.25s;
}

.metric:hover { background: #152240; }

[data-theme="light"] .metric:hover { background: #f0f6ff; }

.metric__num {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  font-weight: 600;
  color: var(--text);
  line-height: 1;
}

.metric__label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sky);
  margin-top: 0.75rem;
  margin-bottom: 0.4rem;
}

.metric__sub {
  font-size: 0.72rem;
  font-weight: 300;
  color: var(--text-ghost);
}

@media (min-width: 540px) {
  .metrics { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .metrics { grid-template-columns: repeat(5, 1fr); }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Cards & grids
   ═══════════════════════════════════════════════════════════════════════════ */
.expertise-grid,
.certs-grid,
.insights-grid {
  display: grid;
  gap: 1px;
  background: var(--border);
}

.card {
  background: var(--card);
  padding: 2rem 1.5rem;
  transition: background 0.25s;
  position: relative;
  overflow: hidden;
}

.card:hover { background: #152240; }

[data-theme="light"] .card { background: var(--surface); }
[data-theme="light"] .card:hover { background: #eef5ff; }

.card--expertise::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--sapphire), var(--sky));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s;
}

.card--expertise:hover::before { transform: scaleX(1); }

.card__tag {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 0.9rem;
}

.card h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.card p {
  font-size: 0.85rem;
  line-height: 1.8;
  font-weight: 300;
  color: var(--text-sub);
}

@media (min-width: 600px) {
  .expertise-grid,
  .certs-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .expertise-grid { grid-template-columns: repeat(4, 1fr); }
  .certs-grid { grid-template-columns: repeat(3, 1fr); }
  .insights-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Experience
   ═══════════════════════════════════════════════════════════════════════════ */
.experience {
  display: grid;
  gap: 2.5rem;
}

.experience__tabs {
  border-left: 1px solid var(--border);
}

.experience__tab {
  display: block;
  width: 100%;
  text-align: left;
  padding: 1.25rem 0 1.25rem 1.5rem;
  background: transparent;
  border: none;
  border-left: 2px solid transparent;
  margin-left: -1px;
  cursor: pointer;
  transition: border-color 0.2s;
  font-family: inherit;
  color: inherit;
}

.experience__tab.is-active { border-left-color: var(--azure); }
.experience__tab[data-index="1"].is-active { border-left-color: var(--sapphire); }
.experience__tab[data-index="2"].is-active { border-left-color: var(--teal); }

.experience__period {
  display: block;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-ghost);
  margin-bottom: 6px;
}

.experience__tab.is-active .experience__period { color: var(--azure); }
.experience__tab[data-index="1"].is-active .experience__period { color: var(--sapphire); }
.experience__tab[data-index="2"].is-active .experience__period { color: var(--teal); }

.experience__role {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-sub);
}

.experience__tab.is-active .experience__role { color: var(--text); }

.experience__org {
  display: block;
  font-size: 0.78rem;
  font-weight: 300;
  color: var(--text-ghost);
  margin-top: 3px;
}

.experience__education {
  margin-top: 2rem;
  padding-left: 1.5rem;
}

.education-item { margin-bottom: 1.25rem; }

.education-item__date {
  font-size: 0.62rem;
  color: var(--text-ghost);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.education-item__title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-sub);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.education-item__org {
  font-size: 0.76rem;
  font-weight: 300;
  color: var(--text-ghost);
}

.experience__panel h3 {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.05;
  margin-bottom: 0.5rem;
}

.experience__panel-period {
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--azure);
  margin-bottom: 0.75rem;
}

.experience__panel[data-accent="sapphire"] .experience__panel-period,
.experience__panel[data-accent="sapphire"] .experience__panel-org { color: var(--sapphire); }

.experience__panel[data-accent="teal"] .experience__panel-period,
.experience__panel[data-accent="teal"] .experience__panel-org { color: var(--teal); }

.experience__panel-org {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--azure);
  margin-bottom: 0.4rem;
}

.experience__panel-loc {
  font-size: 0.78rem;
  font-weight: 300;
  color: var(--text-ghost);
  margin-bottom: 2rem;
}

.experience__achievements {
  border-top: 1px solid var(--border);
  padding-top: 2rem;
}

.experience__achievements ul li {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.88rem;
  line-height: 1.8;
  font-weight: 300;
  color: var(--text-sub);
}

.experience__achievements ul li::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--azure);
  margin-top: 10px;
  flex-shrink: 0;
}

.experience__panel[data-accent="sapphire"] .experience__achievements ul li::before { background: var(--sapphire); }
.experience__panel[data-accent="teal"] .experience__achievements ul li::before { background: var(--teal); }

.experience__panel[hidden] { display: none; }

.experience__panel.is-active {
  animation: fade-up 0.45s ease both;
}

@media (min-width: 900px) {
  .experience { grid-template-columns: 1fr 2fr; gap: 4rem; align-items: start; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Skills
   ═══════════════════════════════════════════════════════════════════════════ */
.skills {
  display: grid;
  gap: 2rem;
}

.skill__header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-sub);
}

.skill__header span:last-child {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  text-transform: none;
  letter-spacing: 0;
}

.skill__bar {
  height: 1px;
  background: var(--border);
  position: relative;
}

.skill__fill {
  position: absolute;
  top: -1px;
  left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--sapphire), var(--sky));
  transition: width 1.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.skills.is-visible .skill__fill { width: var(--pct); }

@media (min-width: 768px) {
  .skills { grid-template-columns: 1fr 1fr; gap: 2.5rem 4rem; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Projects
   ═══════════════════════════════════════════════════════════════════════════ */
.projects {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
}

.project {
  background: var(--card);
  padding: 2rem 1.5rem;
  display: grid;
  gap: 1rem;
  transition: background 0.25s;
}

.project:hover { background: #152240; }

[data-theme="light"] .project:hover { background: #f0f6ff; }

.project__tag {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sky);
}

.project h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.85rem;
}

.project p {
  font-size: 0.88rem;
  line-height: 1.85;
  font-weight: 300;
  color: var(--text-sub);
}

@media (min-width: 768px) {
  .project {
    grid-template-columns: 180px 1fr;
    gap: 2rem;
    padding: 2.5rem 2rem;
  }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Certifications
   ═══════════════════════════════════════════════════════════════════════════ */
.cert-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 2.5rem;
}

.cert-filter {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: transparent;
  color: var(--text-sub);
  cursor: pointer;
  transition: var(--transition);
}

.cert-filter.is-active,
.cert-filter:hover {
  background: var(--sapphire);
  border-color: var(--azure);
  color: var(--chalk);
}

.card--cert__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.2rem;
}

.card--cert .cat {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.cat.healthcare { color: var(--azure); }
.cat.leadership { color: var(--teal); }
.cat.data-science { color: #7c5cbf; }
.cat.technology { color: var(--gold); }

.card--cert .year {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--text-ghost);
}

.card--cert.is-hidden { display: none; }

/* ═══════════════════════════════════════════════════════════════════════════
   Testimonials
   ═══════════════════════════════════════════════════════════════════════════ */
.testimonials-slider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 920px;
  margin: 0 auto;
}

.testimonials-slider__viewport {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.testimonials-slider__track {
  display: grid;
  height: 100%;
}

.testimonials-slider__btn {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 1.1rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s, transform 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.testimonials-slider__btn:hover,
.testimonials-slider__btn:focus-visible {
  border-color: var(--sky);
  color: var(--sky);
  background: rgba(61, 160, 245, 0.08);
}

.testimonials-slider__btn:active {
  transform: scale(0.96);
}

.testimonials-slider__dots {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1.75rem;
  max-width: 320px;
  margin-inline: auto;
}

.testimonials-slider__count {
  text-align: center;
  margin-top: 0.75rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-ghost);
}

.testimonials-slider__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: var(--border);
  cursor: pointer;
  padding: 0;
  transition: background 0.25s, transform 0.25s;
}

.testimonials-slider__dot.is-active {
  background: var(--sky);
  transform: scale(1.25);
}

.testimonial-card {
  grid-area: 1 / 1;
  align-self: start;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1.75rem, 4vw, 2.5rem);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateX(24px);
  transition: opacity 0.5s ease, transform 0.5s ease, visibility 0.5s;
  pointer-events: none;
}

.testimonial-card.is-active {
  opacity: 1;
  visibility: visible;
  transform: none;
  pointer-events: auto;
  z-index: 1;
}

.testimonial-card--measure {
  position: relative !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
  z-index: -1 !important;
}

.testimonial-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sapphire), var(--sky), var(--teal));
}

.testimonial-card__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.testimonial-card__photo-wrap {
  position: relative;
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.testimonial-card__photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 2px solid rgba(61, 160, 245, 0.35);
  display: block;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.testimonial-card__photo.is-hidden { display: none; }

.testimonial-card__initials {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--sapphire), var(--sky));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--chalk);
}

.testimonial-card__initials.is-hidden { display: none; }

.testimonial-card__meta {
  min-width: 0;
}

.testimonial-card__date {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sky);
  margin-top: 0.5rem;
}

.testimonial-card__linkedin-badge {
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #0a66c2;
  color: #fff;
  font-size: 0.55rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--card);
}

.testimonial-card__name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 4px;
}

.testimonial-card__role {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--text-ghost);
  line-height: 1.5;
}

.testimonial-card__mark {
  font-family: var(--font-serif);
  font-size: 3rem;
  line-height: 0.6;
  color: var(--sky);
  opacity: 0.3;
  margin-bottom: 0.75rem;
}

.testimonial-card blockquote {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  line-height: 1.8;
  color: var(--text-sub);
  flex: 1;
  margin-bottom: 1.25rem;
}

.testimonial-card__link {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sky);
  text-decoration: none;
  margin-top: auto;
  align-self: flex-start;
  transition: opacity 0.2s;
}

.testimonial-card__link:hover { opacity: 0.8; }

.testimonials__source {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.72rem;
  font-weight: 300;
  color: var(--text-ghost);
  letter-spacing: 0.06em;
}

.testimonials__source a {
  color: var(--sky);
  text-decoration: none;
}

.testimonials__source a:hover { text-decoration: underline; }

@media (max-width: 540px) {
  .testimonials-slider__btn {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .testimonial-card { transition: none; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Insights
   ═══════════════════════════════════════════════════════════════════════════ */
.insights-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.insights-badge {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-ghost);
  border: 1px solid var(--border);
  padding: 10px 18px;
}

.coming-soon {
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-ghost);
}

/* ═══════════════════════════════════════════════════════════════════════════
   Quote
   ═══════════════════════════════════════════════════════════════════════════ */
.quote {
  background: var(--sapphire);
  padding: var(--section-py) clamp(1.25rem, 4vw, 2rem);
  text-align: center;
}

.quote blockquote {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 3vw, 2.2rem);
  font-weight: 400;
  font-style: italic;
  color: var(--chalk);
  line-height: 1.55;
  max-width: 900px;
  margin: 0 auto;
}

.quote__divider {
  width: 48px;
  height: 1px;
  background: rgba(255, 255, 255, 0.35);
  margin: 2.5rem auto 1.5rem;
}

.quote__author {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
}

/* ═══════════════════════════════════════════════════════════════════════════
   Contact
   ═══════════════════════════════════════════════════════════════════════════ */
.contact {
  display: grid;
  gap: 3rem;
}

.contact__item {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 0;
}

.contact__item a {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--sky);
  text-decoration: none;
}

.contact__item a[href^="mailto:"],
.contact__form a[href^="mailto:"] {
  display: inline;
  text-transform: lowercase;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: #ffffff;
  background-color: var(--azure);
  padding: 0 0.2em;
  border-radius: 0;
  box-shadow: 0.18em 0 0 var(--azure), -0.18em 0 0 var(--azure);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  line-height: 1.9;
}

.contact__item a[href^="mailto:"]:hover,
.contact__item a[href^="mailto:"]:focus-visible,
.contact__form a[href^="mailto:"]:hover,
.contact__form a[href^="mailto:"]:focus-visible {
  color: #ffffff;
  background-color: var(--sapphire);
  box-shadow: 0.18em 0 0 var(--sapphire), -0.18em 0 0 var(--sapphire);
}

.contact__item p:not(.eyebrow) {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.contact__open { margin-top: 2rem; }

.contact__open ul li {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  margin-bottom: 0.75rem;
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-sub);
}

.contact__open ul li::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--teal);
  flex-shrink: 0;
}

.contact__form {
  background: var(--card);
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--border);
}

.form-row {
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group { margin-bottom: 1rem; }

.form-group label {
  display: block;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-ghost);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 300;
  outline: none;
  transition: border-color 0.2s;
}

[data-theme="light"] .form-group input,
[data-theme="light"] .form-group textarea {
  background: #f4f8ff;
}

.form-group input:focus,
.form-group textarea:focus { border-color: var(--azure); }

.form-group textarea { resize: vertical; min-height: 120px; }

.form-honey {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  pointer-events: none;
}

.form-status {
  text-align: center;
  padding: 2.5rem 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.form-status h3 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.form-status p {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-sub);
  line-height: 1.7;
}

.form-status--success {
  background: rgba(10, 143, 128, 0.12);
  border: 1px solid rgba(15, 191, 170, 0.3);
}

.form-status--error {
  background: rgba(192, 64, 64, 0.1);
  border: 1px solid rgba(192, 64, 64, 0.35);
}

.form-status--error h3 { color: #e07070; }

.form-status a {
  color: var(--sky);
  text-decoration: underline;
}

.form-group.is-invalid input,
.form-group.is-invalid textarea {
  border-color: #c04040;
}

.field-error {
  font-size: 0.72rem;
  color: #e07070;
  margin-top: 6px;
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.btn__loading { letter-spacing: 0.12em; }

@media (min-width: 500px) {
  .form-row { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 900px) {
  .contact { grid-template-columns: 340px 1fr; gap: 4rem; align-items: start; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Footer & floating CTA
   ═══════════════════════════════════════════════════════════════════════════ */
.footer {
  background: var(--ink);
  padding: 3rem clamp(1.25rem, 4vw, 2rem);
  border-top: 1px solid var(--rule);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  text-align: center;
}

.footer__name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--chalk);
}

.footer__tagline {
  font-size: 0.68rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--ghost);
  margin-top: 4px;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}

.footer__links a {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ghost);
  text-decoration: none;
  transition: color 0.2s;
}

.footer__links a:hover { color: var(--sky); }

.footer__copy {
  font-size: 0.65rem;
  color: rgba(238, 243, 250, 0.2);
  letter-spacing: 0.06em;
}

@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }
}

.floating-cta-group {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.floating-cta {
  background: var(--sapphire);
  color: var(--chalk);
  text-decoration: none;
  padding: 12px 20px;
  border: 1px solid var(--azure);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  box-shadow: 0 8px 40px rgba(20, 88, 168, 0.4);
}

.floating-cta:hover {
  background: var(--azure);
  box-shadow: 0 12px 50px rgba(26, 120, 212, 0.55);
}

.floating-cta__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal-light);
}

.floating-cta__icon {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.floating-cta--whatsapp {
  background: linear-gradient(135deg, #1f9f54, #25d366);
  box-shadow: 0 8px 40px rgba(37, 211, 102, 0.33);
}

.floating-cta--whatsapp:hover {
  background: linear-gradient(135deg, #26b15d, #30e175);
  box-shadow: 0 12px 50px rgba(48, 225, 117, 0.38);
}

@media (max-width: 480px) {
  .floating-cta span:not(.floating-cta__dot) { display: none; }
  .floating-cta { padding: 14px; border-radius: 50%; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Reveal animations
   ═══════════════════════════════════════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.reveal--delay { transition-delay: 0.15s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-circuit-bg__layer--parallax,
  .hero-circuit__flow,
  .hero-circuit__node { animation: none; }
  .hero-circuit-bg__canvas { display: none; }
  .badge__dot,
  .scroll-hint__line { animation: none; }
  .skill__fill { transition: none; width: var(--pct) !important; }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

@keyframes scroll-hint {
  0%, 100% { transform: translateY(0) scaleY(1); opacity: 0.6; }
  50% { transform: translateY(6px) scaleY(1.2); opacity: 1; }
}

@keyframes hero-circuit-flow {
  to { stroke-dashoffset: -158; }
}

@keyframes hero-circuit-pulse {
  0%, 100% { opacity: 0.45; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.35); }
}

@keyframes hero-circuit-parallax {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(1.5%, -1%, 0); }
}