/* =============================================================
   FILIP HROMEK — Personal Website
   Palette: Modern Tech Leader (Dark Navy + Electric Cyan)
   ============================================================= */

/* ── CSS Variables ──────────────────────────────────────────── */
:root {
  --bg-primary:       #06101d;
  --bg-secondary:     #0b1829;
  --bg-card:          #0f1f35;
  --bg-card-hover:    #142540;
  --accent:           #00d4ff;
  --accent-dim:       rgba(0, 212, 255, 0.12);
  --accent-glow:      rgba(0, 212, 255, 0.25);
  --accent-border:    rgba(0, 212, 255, 0.2);
  --text-primary:     #e8f2ff;
  --text-secondary:   #7a93b8;
  --text-muted:       #3d5575;
  --border:           rgba(255, 255, 255, 0.07);
  --border-accent:    rgba(0, 212, 255, 0.18);
  --nav-height:       72px;
  --radius-sm:        8px;
  --radius-md:        14px;
  --radius-lg:        22px;
  --shadow-card:      0 4px 32px rgba(0, 0, 0, 0.45);
  --shadow-glow:      0 0 40px rgba(0, 212, 255, 0.18);
  --transition:       0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-body:        'Inter', system-ui, sans-serif;
  --font-display:     'Space Grotesk', system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  font-size: 16px;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

/* ── Layout ─────────────────────────────────────────────────── */
.container {
  width: min(1160px, 100%);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 2.5rem);
}

section {
  padding-block: clamp(4rem, 8vw, 7rem);
}

/* ── Section Headers ────────────────────────────────────────── */
.section__title {
  font-size: clamp(1.75rem, 3.5vw, 2.6rem);
  margin-bottom: 1.25rem;
}

.section__title span {
  color: var(--accent);
}

.section__lead {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 70ch;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.section__header {
  margin-bottom: 3rem;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.85rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition);
  white-space: nowrap;
  border: none;
}

.btn--primary {
  background-color: var(--accent);
  color: #06101d;
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: #1adeff;
  box-shadow: 0 4px 24px var(--accent-glow);
  transform: translateY(-2px);
}

.btn--secondary {
  background-color: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}

.btn--secondary:hover,
.btn--secondary:focus-visible {
  background-color: var(--accent-dim);
  box-shadow: 0 4px 18px var(--accent-glow);
  transform: translateY(-2px);
}

.btn--large {
  padding: 1rem 2.25rem;
  font-size: 1rem;
}

.btn--full {
  width: 100%;
  justify-content: center;
}

/* ── Navigation ─────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background-color: rgba(6, 16, 29, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background-color var(--transition), box-shadow var(--transition);
}

.nav--scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.35);
  background-color: rgba(6, 16, 29, 0.95);
}

.nav__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding-inline: clamp(1.25rem, 5vw, 2.5rem);
  max-width: 1200px;
  margin-inline: auto;
}

.nav__logo img {
  height: 40px;
  width: auto;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  padding: 0.5rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background-color var(--transition);
}

.nav__link:hover,
.nav__link:focus-visible {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

.nav__link--cta {
  color: var(--accent);
  border: 1.5px solid var(--accent-border);
  margin-left: 0.5rem;
}

.nav__link--cta:hover,
.nav__link--cta:focus-visible {
  background-color: var(--accent-dim);
  color: var(--accent);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
  transform-origin: center;
}

.nav__toggle--open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle--open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__toggle--open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ────────────────────────────────────────────────────── */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--nav-height);
  background:
    radial-gradient(ellipse 70% 50% at 70% 40%, rgba(0, 212, 255, 0.07) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 20% 80%, rgba(0, 100, 160, 0.1) 0%, transparent 60%),
    var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__container {
  display: flex;
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
  padding: clamp(3rem, 6vw, 5rem) clamp(1.25rem, 5vw, 2.5rem);
  max-width: 1200px;
  margin-inline: auto;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero__content {
  flex: 1 1 55%;
  min-width: 0;
}

.hero__eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background-color: var(--accent-dim);
  border: 1px solid var(--accent-border);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
}

.hero__title {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  max-width: 58ch;
}

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

.hero__photo {
  flex: 0 0 auto;
  position: relative;
  width: clamp(240px, 32vw, 380px);
}

.hero__photo-frame {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-accent);
  box-shadow: var(--shadow-card);
  aspect-ratio: 4/5;
}

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

.hero__photo-glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
  filter: blur(20px);
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.hero__scroll-hint span {
  display: block;
  width: 24px;
  height: 40px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  position: relative;
}

.hero__scroll-hint span::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 2px;
  animation: scrollHint 2s ease infinite;
}

@keyframes scrollHint {
  0%   { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(14px); }
}

/* ── Pillars ─────────────────────────────────────────────────── */
.pillars {
  background-color: var(--bg-secondary);
  position: relative;
}

.pillars::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-border), transparent);
}

.pillars__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.pillar-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: translateY(28px);
}

.pillar-card.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.55s ease, transform 0.55s ease, border-color var(--transition), box-shadow var(--transition);
}

.pillar-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.pillar-card--accent {
  border-color: var(--accent-border);
  background: linear-gradient(135deg, var(--bg-card), rgba(0, 212, 255, 0.05));
}

.pillar-card__icon {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.pillar-card__title {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  color: var(--accent);
}

.pillar-card__text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ── Services ────────────────────────────────────────────────── */
.services {
  background-color: var(--bg-primary);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.service-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--shadow-glow);
}

.service-card--highlight {
  border-color: var(--accent-border);
  background: linear-gradient(145deg, var(--bg-card), rgba(0, 212, 255, 0.06));
}

.service-card__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background-color: var(--accent-dim);
  border: 1px solid var(--accent-border);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  align-self: flex-start;
}

.service-card__icon {
  font-size: 2.25rem;
}

.service-card__title {
  font-size: 1.35rem;
}

.service-card__intro {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-style: italic;
  border-left: 2px solid var(--accent-border);
  padding-left: 1rem;
  line-height: 1.7;
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

.service-card__list li {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-left: 1rem;
  position: relative;
}

.service-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--accent);
}

.service-card__list li strong {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 600;
}

.service-card__list li span {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.services__cta {
  text-align: center;
  padding-top: 1rem;
}

/* ── Tools ───────────────────────────────────────────────────── */
.tools {
  background-color: var(--bg-secondary);
  position: relative;
}

.tools::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-border), transparent);
}

.tool-card {
  display: flex;
  gap: 2rem;
  align-items: center;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem 2.25rem;
  max-width: 760px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.tool-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.tool-card__icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--accent-border);
  box-shadow: 0 0 24px var(--accent-glow);
}

.tool-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tool-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tool-card__tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background-color: var(--accent-dim);
  border: 1px solid var(--accent-border);
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  align-self: flex-start;
}

.tool-card__title {
  font-size: 1.3rem;
  font-weight: 700;
}

.tool-card__desc {
  font-size: 0.93rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.tool-card__link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: 0.25rem;
  transition: opacity var(--transition);
}

.tool-card:hover .tool-card__link {
  opacity: 0.8;
}

@media (max-width: 540px) {
  .tool-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
}

/* ── About ───────────────────────────────────────────────────── */
.about {
  background-color: var(--bg-secondary);
  position: relative;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-border), transparent);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.about__content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about__content p {
  color: var(--text-secondary);
  line-height: 1.85;
  font-size: 1.02rem;
}

.about__milestones {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}

.milestone {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: var(--bg-card);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.75rem;
  min-width: 110px;
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.milestone.is-visible {
  opacity: 1;
  transform: scale(1);
}

.milestone__number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.milestone__label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-align: center;
  margin-top: 0.3rem;
}

.about__photo-single {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-accent);
  position: relative;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
  box-shadow: var(--shadow-card);
}

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

.about__photo-single img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about__photo-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(6, 16, 29, 0.9));
  color: var(--text-secondary);
  font-size: 0.8rem;
  padding: 1.5rem 0.75rem 0.75rem;
  text-align: center;
}

/* ── Media / Publications ────────────────────────────────────── */
.media {
  background-color: var(--bg-primary);
}

.media__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}

/* Media Tile */
.media-tile {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
  opacity: 0;
  transform: translateY(20px);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.media-tile.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease,
              border-color var(--transition), box-shadow var(--transition);
}

.media-tile:hover {
  border-color: var(--accent-border);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

.media-tile__thumb {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background-color: var(--bg-secondary);
}

.media-tile__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  transition: transform 0.4s ease;
}

.media-tile:hover .media-tile__thumb img {
  transform: scale(1.06);
}

.media-tile__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 16, 29, 0.88) 0%, rgba(6, 16, 29, 0.2) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 0.4rem;
  padding-bottom: 0.9rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0;
  transition: opacity var(--transition);
}

.media-tile:hover .media-tile__overlay {
  opacity: 1;
}

.media-tile__overlay-icon {
  font-size: 1rem;
}

.media-tile__body {
  padding: 1rem 1.1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  flex: 1;
}

.media-tile__source {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.media-tile__title {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--text-primary);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.lightbox__backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(4, 12, 22, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: zoom-out;
}

.lightbox__frame {
  position: relative;
  z-index: 1;
  max-width: min(900px, 100%);
  max-height: 90svh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__img {
  max-width: 100%;
  max-height: 88svh;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-accent);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.7);
  object-fit: contain;
  display: block;
}

.lightbox__close {
  position: absolute;
  top: -2.5rem;
  right: 0;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 1.5rem;
  line-height: 1;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition), color var(--transition);
}

.lightbox__close:hover {
  background-color: rgba(0, 212, 255, 0.15);
  color: var(--accent);
  border-color: var(--accent-border);
}

/* ── Contact ─────────────────────────────────────────────────── */
.contact {
  background-color: var(--bg-secondary);
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-border), transparent);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
}

.contact__intro {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact__intro p {
  color: var(--text-secondary);
  line-height: 1.85;
  font-size: 1.02rem;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

.contact__detail {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: color var(--transition);
}

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

.contact__detail-icon {
  flex-shrink: 0;
  margin-top: 0.1em;
}

.contact__cta {
  margin-top: 0.5rem;
  align-self: flex-start;
}

/* ── Form ────────────────────────────────────────────────────── */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form__label {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form__input {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
}

.form__input::placeholder {
  color: var(--text-muted);
}

.form__input:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.form__select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237a93b8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form__select option {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

.form__feedback {
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  display: none;
}

.form__feedback--success {
  display: block;
  background-color: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--accent-border);
  color: var(--accent);
}

.form__feedback--error {
  display: block;
  background-color: rgba(255, 80, 80, 0.1);
  border: 1px solid rgba(255, 80, 80, 0.3);
  color: #ff6b6b;
}

/* ── Footer ──────────────────────────────────────────────────── */
.footer {
  background-color: #040c16;
  padding-block: 2rem;
  border-top: 1px solid var(--border);
}

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

.footer__logo img {
  height: 32px;
  opacity: 0.75;
  transition: opacity var(--transition);
}

.footer__logo:hover img {
  opacity: 1;
}

.footer__copy {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer__links {
  display: flex;
  gap: 1.5rem;
}

.footer__link {
  font-size: 0.82rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer__link:hover {
  color: var(--accent);
}

/* ── Scroll Reveal (default hidden state) ────────────────────── */
.pillar-card,
.media-tile,
.milestone {
  opacity: 0;
}

/* ── Responsive: Tablet (≥ 768px) ───────────────────────────── */
@media (min-width: 768px) {
  .about__grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .contact__grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

/* ── Responsive: Desktop (≥ 1024px) ─────────────────────────── */
@media (min-width: 1024px) {
  .about__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 5rem;
  }

  .hero__container {
    padding-block: clamp(4rem, 8vw, 6rem);
  }
}

/* ── Responsive: Mobile (< 768px) ───────────────────────────── */
@media (max-width: 767px) {
  .nav__links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    background-color: rgba(6, 16, 29, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 99;
  }

  .nav__links--open {
    display: flex;
  }

  .nav__link {
    font-size: 1.25rem;
    padding: 0.75rem 1.5rem;
  }

  .nav__link--cta {
    margin-left: 0;
  }

  .nav__toggle {
    display: flex;
  }

  .hero__container {
    flex-direction: column-reverse;
    text-align: center;
    padding-top: 3rem;
    padding-bottom: 5rem;
  }

  .hero__photo {
    width: clamp(200px, 70vw, 300px);
    margin-inline: auto;
  }

  .hero__subtitle {
    margin-inline: auto;
  }

  .hero__actions {
    justify-content: center;
  }

  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .contact__cta {
    align-self: stretch;
    text-align: center;
    justify-content: center;
  }

  .btn--large {
    white-space: normal;
    text-align: center;
  }

  .services__cta .btn,
  .services__cta a {
    width: 100%;
    justify-content: center;
  }
}

/* ── Reduced Motion ──────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  .pillar-card,
  .media-tile,
  .milestone,
  .about__photo-single {
    opacity: 1;
    transform: none;
  }
}