industry-card::after
ByteInfoTek Component Library — components.css
   Light-theme-first. All reusable UI components.
   ═══════════════════════════════════════════════════════════ */

/* ── THEME TOGGLE ─────────────────────────────────────────── */
.theme-toggle {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border-radius: var(--radius-full);
  background: transparent;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-base);
  color: var(--color-text-muted);
  position: relative;
  flex-shrink: 0;
}
.theme-toggle:hover {
  background: var(--color-surface-2);
  border-color: var(--color-border-accent);
  color: var(--color-cta);
}
.theme-toggle svg {
  width: 18px; height: 18px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
/* Sun icon visible in light mode, moon in dark */
.theme-toggle__sun {
  display: block;
}
.theme-toggle__moon {
  display: none;
}
[data-theme="dark"] .theme-toggle__sun {
  display: none;
}
[data-theme="dark"] .theme-toggle__moon {
  display: block;
}

/* ── BUTTONS ──────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: 600; font-size: var(--text-sm);
  transition: all var(--transition-base);
  cursor: pointer; white-space: nowrap;
  text-decoration: none; line-height: 1.4;
  border: none;
}
.btn-primary {
  background: var(--color-cta); color: #fff;
}
.btn-primary:hover {
  background: var(--color-cta-hover);
  box-shadow: var(--shadow-glow-purple);
  transform: translateY(-1px);
  color: #fff;
}
.btn-secondary {
  background: transparent; color: var(--color-cta);
  border: 1.5px solid var(--color-cta);
}
.btn-secondary:hover {
  background: var(--color-bg-purple);
  color: var(--color-primary-dark);
}
[data-theme="dark"] .btn-secondary:hover {
  background: rgba(124,58,237,0.15);
  color: #C4B5FD;
}
.btn-ghost {
  background: transparent; color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover {
  border-color: var(--color-border-accent);
  color: var(--color-text);
  background: var(--color-surface-2);
}
.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--text-base); }
.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

/* ── CARDS — Standard ─────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
}
.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}
[data-theme="dark"] .card {
  background: var(--gradient-card);
}
.card-accent-left {
  border-left: 3px solid var(--color-cta);
}
.card-glow {
  box-shadow: var(--shadow-card), var(--shadow-glow-purple);
}
.card a {
  color: var(--color-cta); font-weight: 600; font-size: var(--text-sm);
}
.card a:hover { color: var(--color-primary); }

/* ── CARDS — Image / Expertise Cards ─────────────────────── */
.image-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 320px;
  display: flex;
  align-items: flex-end;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  cursor: pointer;
  text-decoration: none;
}
.image-card:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
}
.image-card__bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transition: transform var(--transition-slow);
  z-index: 0;
}
.image-card:hover .image-card__bg {
  transform: scale(1.05);
}
.image-card__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    to top,
    rgba(0,0,0,0.7) 0%,
    rgba(0,0,0,0.3) 40%,
    rgba(0,0,0,0.08) 100%
  );
  z-index: 1;
}
.image-card__content {
  position: relative; z-index: 2;
  padding: var(--space-8);
  color: #fff;
  width: 100%;
}
.image-card__title {
  font-size: var(--text-xl); font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-2);
}
.image-card__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.8);
  line-height: var(--leading-relaxed);
  max-width: 40ch;
}
.image-card__arrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  margin-top: var(--space-4);
  font-size: var(--text-sm); font-weight: 600;
  color: #fff;
  opacity: 0; transform: translateY(8px);
  transition: all var(--transition-base);
}
.image-card:hover .image-card__arrow {
  opacity: 1; transform: translateY(0);
}
.image-card__arrow svg {
  width: 16px; height: 16px;
}

/* ── BADGES & TAGS ────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-xl);
  font-size: var(--text-xs); font-weight: 600;
  letter-spacing: var(--tracking-wide);
}
.badge-primary {
  background: var(--color-bg-purple);
  color: var(--color-primary);
}
[data-theme="dark"] .badge-primary {
  background: rgba(124,58,237,0.15);
  color: #C4B5FD;
}
.badge-accent {
  background: rgba(6,182,212,0.1);
  color: var(--color-teal);
}
[data-theme="dark"] .badge-accent {
  background: rgba(6,182,212,0.12);
  color: #67E8F9;
}
.badge-neutral {
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.tech-chip {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  transition: all var(--transition-fast);
}
.tech-chip:hover {
  border-color: var(--color-border-accent);
  color: var(--color-cta);
  background: var(--color-bg-purple);
}
[data-theme="dark"] .tech-chip:hover {
  background: rgba(124,58,237,0.1);
}

/* ── SECTION HEADINGS ─────────────────────────────────────── */
.section-eyebrow {
  display: inline-block;
  font-size: var(--text-xs); font-weight: 700;
  letter-spacing: var(--tracking-wider); text-transform: uppercase;
  color: var(--color-cta);
  background: var(--color-bg-purple);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-4);
}
[data-theme="dark"] .section-eyebrow {
  background: rgba(124,58,237,0.15);
  color: #C4B5FD;
}
.section-heading {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
  margin-bottom: var(--space-5);
}
.section-subheading {
  font-size: var(--text-xl); color: var(--color-text-muted);
  line-height: var(--leading-relaxed); max-width: 60ch;
}
@media (max-width: 768px) {
  .section-heading { font-size: var(--text-3xl); }
  .section-subheading { font-size: var(--text-lg); }
}

/* ── FEATURE ICON ─────────────────────────────────────────── */
.feature-icon {
  width: 52px; height: 52px; border-radius: var(--radius-lg);
  background: var(--color-bg-purple);
  border: 1px solid rgba(124,58,237,0.15);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-5);
  flex-shrink: 0;
  transition: all var(--transition-base);
}
.feature-icon svg { width: 24px; height: 24px; color: var(--color-cta); }
[data-theme="dark"] .feature-icon {
  background: rgba(124,58,237,0.12);
  border-color: rgba(124,58,237,0.25);
  box-shadow: 0 0 20px rgba(124,58,237,0.1);
}

/* ── STAT CARDS ───────────────────────────────────────────── */
.stat-card {
  text-align: center; padding: var(--space-6);
}
.stat-number {
  font-size: var(--text-5xl); font-weight: 800;
  color: var(--color-cta);
  line-height: 1; margin-bottom: var(--space-2);
}
[data-theme="dark"] .stat-number {
  background: var(--gradient-accent);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  font-size: var(--text-sm); color: var(--color-text-muted);
}
@media (max-width: 640px) {
  .stat-number { font-size: var(--text-4xl); }
}

/* ── GRIDS ────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
@media (max-width: 1024px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px)  { .grid-3 { grid-template-columns: repeat(2, 1fr); }
                              .grid-2 { grid-template-columns: 1fr; } }
@media (max-width: 640px)  { .grid-4, .grid-3 { grid-template-columns: 1fr; } }

/* ── DIVIDERS ─────────────────────────────────────────────── */
.divider-gradient {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--color-border) 50%, transparent 100%);
}

/* ── CTA BAND ─────────────────────────────────────────────── */
.cta-band {
  padding: var(--space-24) 0;
  background: var(--gradient-cta);
  text-align: center;
  position: relative;
}
.cta-band .section-eyebrow {
  background: rgba(255,255,255,0.15);
  color: #fff;
}
.cta-band .section-heading {
  max-width: 700px; margin: 0 auto var(--space-5);
  color: #fff;
}
.cta-band .section-subheading {
  color: rgba(255,255,255,0.8);
  margin: 0 auto;
}
.cta-band-actions {
  display: flex; gap: var(--space-4);
  justify-content: center; flex-wrap: wrap; margin-top: var(--space-8);
}
.cta-band .btn-primary {
  background: #fff; color: var(--color-cta);
}
.cta-band .btn-primary:hover {
  background: #F8FAFC; color: var(--color-primary-dark);
  box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}
.cta-band .btn-secondary {
  border-color: rgba(255,255,255,0.4); color: #fff;
}
.cta-band .btn-secondary:hover {
  background: rgba(255,255,255,0.1); color: #fff;
}

/* ── SCROLL REVEAL ────────────────────────────────────────── */
.reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* ── BREADCRUMB ───────────────────────────────────────────── */
.breadcrumb {
  display: flex; gap: var(--space-2); align-items: center;
  font-size: var(--text-sm); color: var(--color-text-dim);
  padding: var(--space-4) 0;
}
.breadcrumb a { color: var(--color-text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-cta); }
.breadcrumb-sep { color: var(--color-text-dim); }

/* ── FORM ELEMENTS ────────────────────────────────────────── */
.form-group { margin-bottom: var(--space-5); }
.form-label {
  display: block; font-size: var(--text-sm); font-weight: 600;
  color: var(--color-text); margin-bottom: var(--space-2);
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-body);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
[data-theme="dark"] .form-input,
[data-theme="dark"] .form-select,
[data-theme="dark"] .form-textarea {
  background: var(--color-surface-2);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--color-cta);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.12);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--color-text-dim); }
.form-textarea { min-height: 140px; resize: vertical; }
.form-error {
  font-size: var(--text-xs); color: var(--color-error);
  margin-top: var(--space-1); display: none;
}
.form-error.visible { display: block; }

/* Contact form card wrapper */
.contact-form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
  box-shadow: var(--shadow-lg);
  max-width: 640px;
}
[data-theme="dark"] .contact-form-card {
  background: var(--color-surface-2);
}

/* ── ANNOUNCEMENT BAR ─────────────────────────────────────── */
.announcement-bar {
  background: linear-gradient(90deg, var(--color-primary), var(--color-cta));
  padding: var(--space-2) var(--space-4);
  text-align: center; font-size: var(--text-xs); color: #fff;
  position: relative; z-index: 100;
  font-weight: 500;
}
.announcement-bar.hidden { display: none; }
.announcement-bar__text { max-width: var(--container-xl); margin: 0 auto; }
.announcement-bar a { color: #fff; text-decoration: underline; font-weight: 600; }
.announcement-bar a:hover { color: rgba(255,255,255,0.9); }
.announcement-bar__dismiss {
  position: absolute; right: var(--space-4); top: 50%; transform: translateY(-50%);
  color: rgba(255,255,255,0.7); font-size: var(--text-sm); padding: var(--space-1);
  line-height: 1; cursor: pointer; background: none; border: none;
}
.announcement-bar__dismiss:hover { color: #fff; }

/* ── HEADER / NAV ─────────────────────────────────────────── */
.header {
  position: sticky; top: 0; z-index: 90;
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: background var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  border-bottom: 1px solid transparent;
}
[data-theme="dark"] .header {
  background: rgba(8,12,20,0.8);
}
.header.scrolled {
  background: rgba(255,255,255,0.95);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-md);
}
[data-theme="dark"] .header.scrolled {
  background: rgba(8,12,20,0.95);
  border-bottom-color: var(--color-border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  max-width: var(--container-2xl); margin: 0 auto;
}
.header__logo {
  display: flex; align-items: center; gap: var(--space-3); text-decoration: none;
}
.header__logo svg { height: 32px; width: auto; }

/* Logo mark (B icon image with glow pulse) */
.header__logo-mark {
  position: relative; width: 40px; height: 43px; flex-shrink: 0;
}
.header__logo-mark img {
  width: 100%; height: 100%; object-fit: contain;
  position: relative; z-index: 2;
}
.header__logo-mark::before {
  content: ''; position: absolute; inset: -5px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.2) 0%, transparent 70%);
  border-radius: 50%; z-index: 0;
  animation: logoGlow 3s ease-in-out infinite;
}
[data-theme="dark"] .header__logo-mark::before {
  background: radial-gradient(circle, rgba(56, 189, 248, 0.2) 0%, transparent 70%);
}
@keyframes logoGlow {
  0%, 100% { opacity: 0.3; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.1); }
}
.header__logo-wordmark {
  display: flex; align-items: baseline; gap: 0;
  font-size: var(--text-lg); font-weight: 800; letter-spacing: -0.01em;
}
.header__logo-byte { color: #7C3AED; }
.header__logo-infotek { color: #06B6D4; }

/* Desktop Nav */
.header__nav { display: flex; align-items: center; gap: var(--space-1); }
.header__nav-link {
  color: var(--color-text-muted); font-size: var(--text-sm); font-weight: 500;
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
  text-decoration: none; position: relative;
}
.header__nav-link:hover { color: var(--color-text); }
.header__nav-link.active {
  color: var(--color-cta);
  background: var(--color-bg-purple);
}
[data-theme="dark"] .header__nav-link.active {
  background: rgba(124,58,237,0.1);
}

/* Header actions container */
.header__actions {
  display: flex; align-items: center; gap: var(--space-3);
}

/* Navigation Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown__trigger {
  display: flex; align-items: center; gap: var(--space-1); cursor: pointer;
}
.nav-dropdown__trigger svg { width: 12px; height: 12px; transition: transform var(--transition-fast); }
.nav-dropdown.open .nav-dropdown__trigger svg { transform: rotate(180deg); }
.nav-dropdown__menu {
  position: absolute; top: 100%; left: 0; min-width: 260px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all var(--transition-base);
  z-index: 100;
}
[data-theme="dark"] .nav-dropdown__menu {
  background: var(--color-surface-2);
}
.nav-dropdown.open .nav-dropdown__menu {
  opacity: 1; visibility: visible; transform: translateY(4px);
}
.nav-dropdown__item {
  display: block; padding: var(--space-2) var(--space-3);
  color: var(--color-text-body); font-size: var(--text-sm);
  border-radius: var(--radius-md); text-decoration: none;
  transition: all var(--transition-fast);
}
.nav-dropdown__item:hover {
  background: var(--color-bg-purple); color: var(--color-cta);
}
[data-theme="dark"] .nav-dropdown__item:hover {
  background: rgba(124,58,237,0.1); color: #C4B5FD;
}

.header__cta { margin-left: var(--space-4); }

/* Mobile Nav */
.header__hamburger {
  display: none; flex-direction: column; gap: 5px; padding: var(--space-2);
  cursor: pointer; background: none; border: none;
}
.header__hamburger span {
  display: block; width: 22px; height: 2px; background: var(--color-text-muted);
  border-radius: 2px; transition: all var(--transition-base);
}
.mobile-menu {
  display: none; position: fixed; inset: 0; z-index: 200;
}
.mobile-menu.open { display: block; }
.mobile-menu__backdrop {
  position: absolute; inset: 0; background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
}
.mobile-menu__panel {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(340px, 85vw);
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  padding: var(--space-6); overflow-y: auto;
  transform: translateX(100%); transition: transform var(--transition-base);
  box-shadow: -8px 0 30px rgba(0,0,0,0.15);
}
[data-theme="dark"] .mobile-menu__panel {
  box-shadow: -8px 0 30px rgba(0,0,0,0.5);
}
.mobile-menu.open .mobile-menu__panel { transform: translateX(0); }
.mobile-menu__close {
  display: flex; align-items: center; justify-content: flex-end;
  margin-bottom: var(--space-6);
}
.mobile-menu__close button {
  color: var(--color-text-muted); padding: var(--space-2);
  background: none; border: none; cursor: pointer;
}
.mobile-menu__link {
  display: block; padding: var(--space-3) 0;
  color: var(--color-text); font-size: var(--text-lg); font-weight: 500;
  text-decoration: none; border-bottom: 1px solid var(--color-border);
}
.mobile-menu__link:hover { color: var(--color-cta); }
.mobile-menu__sub {
  padding-left: var(--space-4);
}
.mobile-menu__sub a {
  display: block; padding: var(--space-2) 0;
  color: var(--color-text-muted); font-size: var(--text-sm); text-decoration: none;
}
.mobile-menu__sub a:hover { color: var(--color-cta); }

@media (max-width: 1024px) {
  .header__nav { display: none; }
  .header__cta { display: none; }
  .header__hamburger { display: flex; }
}

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
  min-height: 90vh; display: flex; align-items: center;
  padding: var(--space-32) 0 var(--space-16);
  position: relative; overflow: hidden;
  background: var(--color-bg-alt);
}
[data-theme="dark"] .hero {
  background: var(--gradient-hero);
}
.hero__inner {
  display: grid; grid-template-columns: 55% 45%;
  gap: var(--space-8); align-items: center;
  max-width: var(--container-xl); margin: 0 auto;
  padding: 0 var(--space-6);
  position: relative; z-index: 2;
}
.hero__eyebrow {
  font-size: var(--text-xs); font-weight: 700;
  letter-spacing: var(--tracking-wider); text-transform: uppercase;
  color: var(--color-cta); margin-bottom: var(--space-5);
  display: inline-block;
  background: var(--color-bg-purple);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-xl);
}
[data-theme="dark"] .hero__eyebrow {
  background: rgba(124,58,237,0.15);
}
.hero__title {
  font-size: var(--text-hero); font-weight: 800;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
  margin-bottom: var(--space-6);
}
.hero__subtitle {
  font-size: var(--text-xl); color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8); max-width: 52ch;
}
.hero__actions {
  display: flex; gap: var(--space-4); flex-wrap: wrap; margin-bottom: var(--space-8);
}
.hero__trust {
  display: flex; gap: var(--space-6); flex-wrap: wrap;
}
.hero__trust-item {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-sm); color: var(--color-text-muted);
}
.hero__trust-item svg { width: 16px; height: 16px; color: var(--color-success); flex-shrink: 0; }
.hero__illustration {
  display: flex; align-items: center; justify-content: center;
}

/* Hero Video Background */
.hero__video-wrap {
  position: absolute; inset: 0; z-index: 0;
  overflow: hidden;
}
.hero__video {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  min-width: 100%; min-height: 100%;
  width: auto; height: auto;
  object-fit: cover;
}
.hero__video-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    135deg,
    rgba(248, 250, 252, 0.92) 0%,
    rgba(248, 250, 252, 0.82) 50%,
    rgba(248, 250, 252, 0.90) 100%
  );
  z-index: 1;
}
[data-theme="dark"] .hero__video-overlay {
  background: linear-gradient(
    135deg,
    rgba(8, 12, 20, 0.92) 0%,
    rgba(8, 12, 20, 0.78) 50%,
    rgba(8, 12, 20, 0.88) 100%
  );
}
.hero__illustration { position: relative; z-index: 2; }

@media (max-width: 1024px) {
  .hero { min-height: auto; padding: var(--space-24) 0 var(--space-12); }
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__subtitle { margin-left: auto; margin-right: auto; }
  .hero__actions { justify-content: center; }
  .hero__trust { justify-content: center; }
  .hero__illustration { margin-top: var(--space-8); }
  .hero__video-wrap { display: none; }
}
@media (max-width: 640px) {
  .hero__title { font-size: clamp(2rem, 8vw, 3rem); }
}

/* ── INNER HERO (subpages) ────────────────────────────────── */
.inner-hero {
  padding: var(--space-24) 0 var(--space-16);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}
[data-theme="dark"] .inner-hero {
  background: var(--gradient-hero);
}
.inner-hero .bg-glow-top { position: absolute; inset: 0; pointer-events: none; }
.inner-hero__content { position: relative; z-index: 1; }
.inner-hero__title {
  font-size: var(--text-4xl); font-weight: 800;
  line-height: var(--leading-tight); margin-bottom: var(--space-5);
  color: var(--color-text);
}
.inner-hero__desc {
  font-size: var(--text-xl); color: var(--color-text-muted);
  line-height: var(--leading-relaxed); max-width: 60ch;
  margin-bottom: var(--space-8);
}
@media (max-width: 768px) {
  .inner-hero { padding: var(--space-16) 0 var(--space-12); }
  .inner-hero__title { font-size: var(--text-3xl); }
}

/* Inner hero with photo background */
.inner-hero--photo {
  background-size: cover; background-position: center;
  position: relative;
}
.inner-hero--photo::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(30,27,58,0.15) 0%, rgba(30,27,58,0.25) 100%);
}
.inner-hero--photo .inner-hero__title,
.inner-hero--photo .inner-hero__desc {
  color: #fff;
    text-shadow: 0 2px 8px rgba(0,0,0,0.8), 0 1px 3px rgba(0,0,0,0.6);
}
.inner-hero--photo .inner-hero__desc {
  color: rgba(255,255,255,0.8);
}
.inner-hero--photo .breadcrumb,
.inner-hero--photo .breadcrumb a,
.inner-hero--photo .breadcrumb-sep {
  color: rgba(255,255,255,0.7);
}
.inner-hero--photo .breadcrumb a:hover { color: #fff; }
.inner-hero--photo .container { position: relative; z-index: 1; }

/* ── COUNTER STRIP ────────────────────────────────────────── */
.counter-strip {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-12) 0;
  transition: background-color var(--transition-theme);
}
[data-theme="dark"] .counter-strip {
  background: var(--color-surface);
}
.counter-strip__inner {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6);
  max-width: var(--container-xl); margin: 0 auto; padding: 0 var(--space-6);
}
@media (max-width: 768px) {
  .counter-strip__inner { grid-template-columns: repeat(2, 1fr); }
}

/* ── TABS ─────────────────────────────────────────────────── */
.tabs-container { margin-top: var(--space-8); }
.tabs-nav {
  display: flex; gap: var(--space-1); overflow-x: auto;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0; margin-bottom: var(--space-8);
  -webkit-overflow-scrolling: touch;
}
.tabs-nav::-webkit-scrollbar { display: none; }
.tab-btn {
  padding: var(--space-3) var(--space-5); font-size: var(--text-sm); font-weight: 600;
  color: var(--color-text-muted); background: none; border: none; cursor: pointer;
  white-space: nowrap; border-bottom: 2px solid transparent;
  transition: all var(--transition-base); position: relative; bottom: -2px;
}
.tab-btn:hover { color: var(--color-text); }
.tab-btn.active {
  color: var(--color-cta);
  border-bottom-color: var(--color-cta);
}
.tab-panel { display: none; animation: fadeIn 0.3s ease; }
.tab-panel.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ── PROCESS TIMELINE / STEPS ─────────────────────────────── */
.process-timeline {
  display: flex; gap: var(--space-6); position: relative;
  padding: var(--space-8) 0;
}
.process-timeline::before {
  content: ''; position: absolute; top: 28px; left: 28px; right: 28px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-cta), var(--color-accent));
  opacity: 0.3;
}
.process-step {
  flex: 1; text-align: center; position: relative;
}
.process-step__number {
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, var(--color-cta), var(--color-primary));
  display: flex; align-items: center; justify-content: center;
  font-size: var(--text-lg); font-weight: 800; color: #fff;
  margin: 0 auto var(--space-4); position: relative; z-index: 1;
  box-shadow: 0 4px 15px rgba(124,58,237,0.25);
}
.process-step__name {
  font-size: var(--text-base); font-weight: 700; color: var(--color-text);
  margin-bottom: var(--space-2);
}
.process-step__desc {
  font-size: var(--text-sm); color: var(--color-text-muted); max-width: 180px; margin: 0 auto;
}
/* Large decorative step numbers variant */
.process-step--large .process-step__number {
  width: 80px; height: 80px;
  font-size: var(--text-3xl);
}
@media (max-width: 768px) {
  .process-timeline { flex-direction: column; align-items: flex-start; }
  .process-timeline::before {
    top: 0; bottom: 0; left: 28px; right: auto;
    width: 2px; height: auto;
  }
  .process-step { display: flex; gap: var(--space-4); text-align: left; }
  .process-step__number { margin: 0; flex-shrink: 0; }
  .process-step__desc { max-width: none; }
}

/* ── INDUSTRY CARDS ───────────────────────────────────────── */
.industry-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 280px;
  display: flex;
  align-items: flex-end;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  text-decoration: none;
}
.industry-card:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
}
.industry-card__bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transition: transform var(--transition-slow);
}
.industry-card:hover .industry-card__bg {
  transform: scale(1.06);
}
.industry-card::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(
    to top,
                rgba(30,27,59,0.85) 0%,
      rgba(30,27,59,0.25) 50%,
      rgba(255,255,255,0.45) 100%
);
z-index: 1;
}
.industry-card__content {
  position: relative; z-index: 2;
  padding: var(--space-6);
  color: #fff;
  width: 100%;
}
.industry-card__icon {
  width: 44px; height: 44px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-3);
  backdrop-filter: blur(4px);
}
.industry-card__icon svg { width: 22px; height: 22px; color: #fff; }
.industry-card__title {
  font-size: var(--text-lg); font-weight: 700; color: #fff; text-shadow: 0 2px 8px rgba(0,0,0,0.8), 0 1px 3px rgba(0,0,0,0.6);
  margin-bottom: var(--space-1);
}
.industry-card__desc {
  font-size: var(--text-sm); color: #fff; text-shadow: 0 2px 6px rgba(0,0,0,0.7), 0 1px 3px rgba(0,0,0,0.5);
  line-height: var(--leading-relaxed);
}

/* ── TESTIMONIALS ─────────────────────────────────────────── */
.testimonial-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-base);
}
[data-theme="dark"] .testimonial-card {
  background: var(--gradient-card);
}
.testimonial-card__quote-mark {
  color: var(--color-cta); opacity: 0.4; margin-bottom: var(--space-4);
}
.testimonial-card__quote-mark svg { width: 40px; height: 40px; }
.testimonial-card__text {
  font-size: var(--text-lg); color: var(--color-text-body);
  line-height: var(--leading-relaxed); margin-bottom: var(--space-6);
  font-style: italic;
}
.testimonial-card__attribution {
  font-size: var(--text-sm); color: var(--color-text-muted);
}
.testimonial-card__name {
  font-weight: 600; color: var(--color-text);
}

/* ── FOOTER ───────────────────────────────────────────────── */
.footer {
  background: var(--color-navy);
  padding: var(--space-16) 0 var(--space-8);
  color: #fff;
}
.footer__grid {
  display: grid; grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: var(--space-8); margin-bottom: var(--space-12);
}
.footer__brand-desc {
  font-size: var(--text-sm); color: rgba(255,255,255,0.6);
  line-height: var(--leading-relaxed); margin: var(--space-4) 0;
  max-width: 30ch;
}
.footer__location {
  font-size: var(--text-xs); color: rgba(255,255,255,0.4);
  display: flex; align-items: center; gap: var(--space-2);
}
.footer__heading {
  font-size: var(--text-sm); font-weight: 700; color: #fff;
  text-transform: uppercase; letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-4);
}
.footer__links { list-style: none; padding: 0; }
.footer__links li { margin-bottom: var(--space-2); }
.footer__links a {
  font-size: var(--text-sm); color: rgba(255,255,255,0.6);
  text-decoration: none; transition: color var(--transition-fast);
}
.footer__links a:hover { color: #fff; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-6);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--space-4);
  font-size: var(--text-xs); color: rgba(255,255,255,0.4);
}
.footer__bottom a { color: rgba(255,255,255,0.4); text-decoration: none; }
.footer__bottom a:hover { color: #fff; }
.footer__legal { display: flex; gap: var(--space-4); }

/* Footer logo colors override for dark bg */
.footer .header__logo-byte { color: #A78BFA; }
.footer .header__logo-infotek { color: #67E8F9; }
.footer .header__logo-mark::before {
  background: radial-gradient(circle, rgba(167,139,250,0.2) 0%, transparent 70%);
}

@media (max-width: 768px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

/* ── CASE STUDY FILTER ────────────────────────────────────── */
.filter-tabs {
  display: flex; gap: var(--space-2); flex-wrap: wrap;
  margin-bottom: var(--space-8);
}
.filter-tab {
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-full);
  font-size: var(--text-sm); font-weight: 500;
  background: var(--color-surface-2); color: var(--color-text-muted);
  border: 1px solid var(--color-border); cursor: pointer;
  transition: all var(--transition-fast);
}
.filter-tab:hover { border-color: var(--color-border-accent); color: var(--color-text); }
.filter-tab.active {
  background: var(--color-cta); color: #fff;
  border-color: var(--color-cta);
}

.case-card { transition: opacity var(--transition-base); }
.case-card.hidden { display: none; }
.case-card__tags { display: flex; gap: var(--space-2); margin-bottom: var(--space-4); flex-wrap: wrap; }

/* ── ACCORDION ────────────────────────────────────────────── */
.accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); margin-bottom: var(--space-3);
  overflow: hidden;
  background: var(--color-surface);
}
.accordion-trigger {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface); color: var(--color-text);
  font-weight: 600; font-size: var(--text-base); text-align: left;
  cursor: pointer; border: none;
  transition: background var(--transition-fast);
}
.accordion-trigger:hover { background: var(--color-surface-2); }
.accordion-trigger svg {
  width: 16px; height: 16px; color: var(--color-text-muted);
  transition: transform var(--transition-base); flex-shrink: 0;
}
.accordion-item.open .accordion-trigger svg { transform: rotate(180deg); }
.accordion-content {
  max-height: 0; overflow: hidden; transition: max-height var(--transition-slow);
}
.accordion-item.open .accordion-content { max-height: 600px; }
.accordion-content__inner {
  padding: 0 var(--space-5) var(--space-5);
  color: var(--color-text-muted); font-size: var(--text-sm); line-height: var(--leading-relaxed);
}

/* ── ROLE CHIPS ───────────────────────────────────────────── */
.role-chip-grid { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.role-chip {
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-full); font-size: var(--text-sm);
  color: var(--color-text-muted); font-weight: 500;
  transition: all var(--transition-fast);
}
.role-chip:hover {
  border-color: var(--color-border-accent); color: var(--color-cta);
  background: var(--color-bg-purple);
}
[data-theme="dark"] .role-chip:hover {
  background: rgba(124,58,237,0.1);
}

/* ── FEATURE GRIDS (inner pages) ──────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}
.feature-grid__item {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}
.feature-grid__item:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
[data-theme="dark"] .feature-grid__item {
  background: var(--color-surface-2);
}
.feature-grid__title {
  font-size: var(--text-lg); font-weight: 700;
  color: var(--color-text); margin-bottom: var(--space-3);
}
.feature-grid__desc {
  font-size: var(--text-sm); color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}
@media (max-width: 1024px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .feature-grid { grid-template-columns: 1fr; }
}

/* ── PERPLEXITY ATTRIBUTION ───────────────────────────────── */
.pplx-attribution {
  font-size: var(--text-xs); color: var(--color-text-dim);
}
.pplx-attribution a { color: var(--color-text-dim); text-decoration: none; }
.pplx-attribution a:hover { color: var(--color-cta); }

/* ── SVG ILLUSTRATIONS (hero node diagram) — theme-aware ─── */
.hero__illustration svg text {
  fill: var(--color-text);
}
.hero__illustration svg circle,
.hero__illustration svg rect {
  stroke: var(--color-border);
}
.hero__illustration svg .node-primary {
  fill: var(--color-cta);
}
.hero__illustration svg .node-accent {
  fill: var(--color-accent);
}
.hero__illustration svg .link-line {
  stroke: var(--color-border);
}