/* ============================================
   NERI COLON - Landing Page Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --bg-primary: #0A0E1A;
  --bg-secondary: #0F1629;
  --bg-card: #1A2340;
  --bg-card-hover: #1E2A4A;
  --accent-primary: #00D4FF;
  --accent-secondary: #0088FF;
  --cta-primary: #FF6B35;
  --cta-primary-hover: #FF8555;
  --whatsapp: #25D366;
  --whatsapp-hover: #20BD5A;
  --text-primary: #F0F4F8;
  --text-secondary: #CBD5E1;
  --text-muted: #8494A7;
  --border-color: rgba(255, 255, 255, 0.06);
  --border-active: rgba(0, 212, 255, 0.3);
  --glass-bg: rgba(10, 14, 26, 0.8);
  --glass-border: rgba(255, 255, 255, 0.08);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --container-max: 1200px;
  --container-padding: 1.5rem;
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --header-height: 80px;
}

/* --- 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-body);
  background: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Lenis overrides */
html.lenis, html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

.lenis.lenis-smooth [data-lenis-prevent] {
  overscroll-behavior: contain;
}

.lenis.lenis-stopped {
  overflow: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* --- Text Utilities --- */
.text-accent {
  color: var(--accent-primary);
}

/* --- Section Styles --- */
.section__kicker {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
  text-align: center;
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 1rem;
  text-align: center;
}

.section__title--left {
  text-align: left;
}

.section__subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 3rem;
  text-align: center;
  line-height: 1.7;
}

section {
  padding: 6rem 0;
  position: relative;
}

section:nth-child(even) {
  background: var(--bg-secondary);
}

/* --- Tags --- */
.tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-primary);
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.tag--sm {
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn--primary {
  background: var(--cta-primary);
  color: #fff;
  border-color: var(--cta-primary);
}

.btn--primary:hover {
  background: var(--cta-primary-hover);
  border-color: var(--cta-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 107, 53, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--accent-primary);
  border-color: var(--accent-primary);
}

.btn--outline:hover {
  background: rgba(0, 212, 255, 0.1);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn--whatsapp {
  background: var(--whatsapp);
  color: #fff;
  border-color: var(--whatsapp);
  width: 100%;
}

.btn--whatsapp:hover {
  background: var(--whatsapp-hover);
  border-color: var(--whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.35);
}

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

.btn__icon {
  transition: transform var(--transition-fast);
}

.btn:hover .btn__icon {
  transform: translate(3px, -3px);
}

.btn__loader {
  display: none;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn--loading .btn__text { display: none; }
.btn--loading .btn__loader { display: block; }

/* ============================================
   PRELOADER
   ============================================ */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader__ring {
  width: 80px;
  height: 80px;
  border: 3px solid transparent;
  border-top-color: var(--accent-primary);
  border-right-color: var(--accent-secondary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.preloader__text {
  margin-top: 1.5rem;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--text-primary);
  letter-spacing: 0.2em;
}

.preloader__cursor {
  display: inline-block;
  width: 2px;
  height: 1.2em;
  background: var(--accent-primary);
  margin-left: 4px;
  animation: blink 0.7s step-end infinite;
  vertical-align: text-bottom;
}

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes blink { 50% { opacity: 0; } }

/* ============================================
   THREE.JS CANVAS
   ============================================ */
#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  transition: opacity 0.6s ease;
}

/* ============================================
   HEADER / NAV
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 1rem 0;
  transition: all var(--transition-base);
}

.header.is-scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 0.5rem 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.nav__logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.05em;
}

.nav__logo-accent {
  color: var(--accent-primary);
}

.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  height: 24px;
  justify-content: center;
  z-index: 110;
}

.nav__toggle-line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.nav__toggle.is-active .nav__toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle.is-active .nav__toggle-line:nth-child(2) {
  opacity: 0;
}

.nav__toggle.is-active .nav__toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 85vw);
  height: 100vh;
  height: 100dvh;
  background: var(--bg-secondary);
  padding: 6rem 2rem 2rem;
  transition: right var(--transition-base);
  z-index: 105;
  border-left: 1px solid var(--border-color);
}

.nav__menu.is-open {
  right: 0;
}

.nav__list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav__link {
  display: block;
  padding: 0.75rem 1rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--text-primary);
  background: rgba(0, 212, 255, 0.05);
}

.nav__link--cta {
  background: #D4500F;
  color: #fff !important;
  text-align: center;
  margin-top: 1rem;
  border-radius: var(--radius-md);
}

.nav__link--cta:hover {
  background: var(--cta-primary-hover) !important;
}

/* Nav overlay */
.nav__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 104;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.nav__overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse 70% 60% at 30% 50%, rgba(10, 14, 26, 0.85) 0%, rgba(10, 14, 26, 0.5) 50%, transparent 75%),
    linear-gradient(90deg, rgba(10, 14, 26, 0.7) 0%, rgba(10, 14, 26, 0.3) 60%, transparent 100%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--accent-primary);
  padding: 0.5rem 1rem;
  background: rgba(10, 14, 26, 0.6);
  border: 1px solid rgba(0, 212, 255, 0.25);
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}

.hero__kicker-icon {
  font-weight: 700;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 12px rgba(10, 14, 26, 0.9), 0 0 40px rgba(10, 14, 26, 0.7);
}

.hero__title-line {
  display: block;
  overflow: hidden;
}

.hero__word {
  display: inline-block;
  margin-right: 0.3em;
}

.hero__word--accent {
  color: var(--accent-primary);
  text-shadow: 0 0 20px rgba(0, 212, 255, 0.4), 0 2px 12px rgba(10, 14, 26, 0.9);
}

.hero__word--highlight {
  position: relative;
}

.hero__word--highlight::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--cta-primary);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 600px;
  text-shadow: 0 1px 8px rgba(10, 14, 26, 0.8);
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

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

.hero__trust-item {
  text-align: center;
}

.hero__trust-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.hero__trust-plus {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-primary);
}

.hero__trust-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

.hero__trust-divider {
  width: 1px;
  height: 40px;
  background: var(--border-color);
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  animation: fadeInUp 1s ease 2.5s forwards;
}

.hero__scroll-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent-primary), transparent);
  animation: scrollLine 2s ease infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translate(-50%, 20px); }
  to { opacity: 0.6; transform: translate(-50%, 0); }
}

/* ============================================
   PAIN POINTS
   ============================================ */
.pain {
  background: var(--bg-secondary);
}

.pain__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.pain__card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-base);
}

.pain__card:hover {
  border-color: rgba(255, 107, 53, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(255, 107, 53, 0.1);
}

.pain__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 107, 53, 0.1);
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
}

.pain__icon svg {
  stroke: var(--cta-primary);
}

.pain__card-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.pain__card-text {
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ============================================
   SERVICES
   ============================================ */
.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.services__card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  z-index: 1;
  will-change: transform;
}

.services__card:hover {
  border-color: var(--border-active);
  transform: translateY(-4px);
  z-index: 10;
}

/* Featured cards (with landing pages) */
.services__card--featured {
  border-color: rgba(0, 212, 255, 0.2);
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0, 212, 255, 0.04) 100%);
}

.services__card--featured .services__card-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-primary);
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-full);
  padding: 0.2rem 0.6rem;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.services__card-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  padding: 0.2rem 0.6rem;
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}

.services__card-glow {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
  background: radial-gradient(
    600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(0, 212, 255, 0.06),
    transparent 40%
  );
}

.services__card:hover .services__card-glow {
  opacity: 1;
}

.services__card-content {
  position: relative;
  padding: 1.25rem;
  z-index: 1;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.services__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 212, 255, 0.08);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

.services__icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--accent-primary);
}

.services__card-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.services__card-text {
  font-size: 0.875rem;
  line-height: 1.65;
  margin-bottom: 1rem;
}

.services__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
}

.services__card-price {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  margin-bottom: 0;
}
.services__card-price strong {
  color: var(--cta-primary);
  font-size: 1rem;
}

/* ============================================
   PORTFOLIO
   ============================================ */
.portfolio {
  background: var(--bg-secondary);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.5rem;
}

.portfolio__card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.portfolio__card:hover {
  border-color: var(--border-active);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.portfolio__card-image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.portfolio__card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio__card-placeholder-text {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.05em;
}

.portfolio__card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 14, 26, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.portfolio__card:hover .portfolio__card-overlay {
  opacity: 1;
}

.portfolio__card-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--accent-primary);
  color: var(--bg-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.portfolio__card-link:hover {
  transform: scale(1.05);
}

.portfolio__card-link--no-url {
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: default;
}

.portfolio__card-info {
  padding: 1.5rem;
}

.portfolio__card-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.portfolio__card-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.portfolio__card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.portfolio__card-metrics {
  display: flex;
  gap: 1rem;
}

.portfolio__metric {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-primary);
}

.portfolio__metric svg {
  stroke: var(--accent-primary);
  flex-shrink: 0;
}

/* ============================================
   CERTIFICATIONS MARQUEE
   ============================================ */
.certs {
  padding-bottom: 4rem;
}

.certs__marquee {
  margin-top: 3rem;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.certs__track {
  display: flex;
  gap: 2rem;
  animation: marquee 60s linear infinite;
  width: max-content;
}

.certs__track:hover {
  animation-play-state: paused;
}

.certs__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  flex-shrink: 0;
  text-decoration: none;
  transition: border-color var(--transition-fast), background var(--transition-fast);
  position: relative;
}

.certs__item:hover {
  border-color: var(--accent-primary);
  background: rgba(0, 212, 255, 0.08);
}

/* Certificate preview tooltip (positioned via JS) */
.cert-preview {
  position: fixed;
  width: 300px;
  height: 215px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-color: var(--bg-card);
  border: 1px solid var(--accent-primary);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 12px rgba(0, 212, 255, 0.15);
  pointer-events: none;
  z-index: 9000;
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

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

.certs__badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: rgba(0, 212, 255, 0.12);
  color: var(--accent-primary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 8px;
  flex-shrink: 0;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================
   PROCESS / TIMELINE
   ============================================ */
.process__timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  padding-left: 3rem;
}

.process__line {
  position: absolute;
  left: 0.75rem;
  top: 0;
  width: 4px;
  height: 100%;
}

.process__steps {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.process__step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.process__step-number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 212, 255, 0.1);
  border: 2px solid var(--accent-primary);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-primary);
  position: relative;
  z-index: 2;
}

.process__step-content {
  padding-top: 0.5rem;
}

.process__step-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.process__step-text {
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ============================================
   EXPERIENCE
   ============================================ */
.experience__timeline {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  padding-left: 2rem;
}

.experience__timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent-primary), var(--accent-secondary), transparent);
}

.experience__item {
  position: relative;
  padding: 0 0 2.5rem 2rem;
}

.experience__item:last-child {
  padding-bottom: 0;
}

.experience__dot {
  position: absolute;
  left: -2rem;
  top: 0.25rem;
  width: 12px;
  height: 12px;
  background: var(--accent-primary);
  border-radius: 50%;
  transform: translateX(-50%);
  margin-left: 1px;
}

.experience__date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-primary);
  display: block;
  margin-bottom: 0.25rem;
}

.experience__role {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
}

.experience__company {
  font-size: 0.9rem;
  color: var(--accent-secondary);
  margin-bottom: 0.5rem;
}

.experience__desc {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Experience Marquee */
.experience__marquee {
  margin-top: 3rem;
  overflow: hidden;
  padding: 1rem 0;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.experience__marquee-track {
  display: flex;
  gap: 0;
  animation: marquee 20s linear infinite;
  width: max-content;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(240, 244, 248, 0.15);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.experience__marquee-track span {
  white-space: nowrap;
  padding: 0 1rem;
}

.experience__marquee-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: rgba(0, 212, 255, 0.2);
  border-radius: 50%;
  vertical-align: middle;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials__carousel {
  max-width: 800px;
  margin: 0 auto;
  overflow: hidden;
}

.testimonials__track {
  display: flex;
  transition: transform 0.5s ease;
}

.testimonials__card {
  flex: 0 0 100%;
  padding: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin: 0 0.5rem;
}

.testimonials__stars {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1.25rem;
}

.testimonials__text {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-primary);
  font-style: italic;
  margin-bottom: 1.5rem;
}

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

.testimonials__avatar {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 212, 255, 0.12);
  color: var(--accent-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  border-radius: 50%;
  flex-shrink: 0;
}

.testimonials__name {
  font-family: var(--font-heading);
  font-style: normal;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
}

.testimonials__role {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.testimonials__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.testimonials__btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.testimonials__btn:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.testimonials__dots {
  display: flex;
  gap: 0.5rem;
}

.testimonials__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-color);
  transition: all var(--transition-fast);
  padding: 19px;
  background-clip: content-box;
  box-sizing: content-box;
}

.testimonials__dot--active {
  background: var(--accent-primary);
  transform: scale(1.2);
}

/* ============================================
   ABOUT
   ============================================ */
.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.about__photo-frame {
  position: relative;
  width: 280px;
  height: 280px;
  margin: 0 auto;
}

.about__photo-placeholder {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.about__photo-initials {
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 700;
  color: rgba(0, 212, 255, 0.15);
}

.about__photo-border {
  position: absolute;
  inset: -4px;
  border-radius: calc(var(--radius-lg) + 4px);
  border: 2px solid transparent;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary)) border-box;
  mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
}

.about__text {
  margin-bottom: 2rem;
}

.about__text p {
  margin-bottom: 1rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

.about__text strong {
  color: var(--text-primary);
}

.about__tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.75rem;
}

.about__tech-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.about__tech-item:hover {
  border-color: var(--border-active);
  transform: translateY(-2px);
}

.about__tech-name {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ============================================
   FAQ
   ============================================ */
.faq__accordion {
  max-width: 750px;
  margin: 0 auto;
}

.faq__item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: var(--bg-card);
  transition: border-color var(--transition-fast);
}

.faq__item[open] {
  border-color: var(--border-active);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-primary);
  list-style: none;
  transition: color var(--transition-fast);
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::marker {
  content: '';
}

.faq__chevron {
  flex-shrink: 0;
  stroke: var(--text-muted);
  transition: transform var(--transition-base);
}

.faq__item[open] .faq__chevron {
  transform: rotate(180deg);
  stroke: var(--accent-primary);
}

.faq__answer {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.95rem;
  line-height: 1.7;
  animation: faqOpen 0.3s ease;
}

@keyframes faqOpen {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  position: relative;
  background: var(--bg-secondary);
  overflow: hidden;
}

.contact__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.contact__header {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
  z-index: 2;
}

.contact__scarcity {
  font-size: 1rem;
  color: var(--cta-primary);
  margin-top: 0.75rem;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  position: relative;
  z-index: 2;
}

/* Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form__label {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

.form__input {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  outline: none;
}

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

.form__input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form__input.is-error {
  border-color: #EF4444;
}

.form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2394A3B8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

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

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

.form__error {
  font-size: 0.8rem;
  color: #EF4444;
  min-height: 1.2em;
}

.form__status {
  padding: 1rem;
  border-radius: var(--radius-sm);
  text-align: center;
  display: none;
}

.form__status.is-success {
  display: block;
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.3);
  color: var(--whatsapp);
}

.form__status.is-error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #EF4444;
}

/* Contact Info */
.contact__info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact__info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.contact__info-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.contact__info-text {
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.contact__info-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact__info-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.contact__info-list svg {
  stroke: var(--accent-primary);
  flex-shrink: 0;
}

.contact__info-list a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.contact__info-list a:hover {
  color: var(--accent-primary);
}

.contact__social {
  display: flex;
  gap: 1rem;
}

.contact__social-link {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.contact__social-link:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-2px);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0;
}

.footer__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.footer__tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.footer__social {
  display: flex;
  gap: 0.75rem;
}

.footer__social a {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

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

.footer__bottom {
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ============================================
   FLOATING ELEMENTS
   ============================================ */

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--whatsapp);
  color: #fff;
  border-radius: 50%;
  z-index: 90;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-base);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float__pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--whatsapp);
  animation: waPulse 2s ease infinite;
}

@keyframes waPulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 6rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-secondary);
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-2px);
}

/* ============================================
   ANIMATION UTILITIES
   ============================================ */
/* data-animate: visible by default for mobile/no-JS; GSAP handles animation on desktop via gsap.set() */

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero__scroll-indicator,
  .whatsapp-float__pulse {
    animation: none;
  }

  #particle-canvas {
    display: none;
  }

  .certs__track,
  .experience__marquee-track {
    animation: none;
  }
}

/* --- Services Card Link --- */
.services__card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-primary);
  text-decoration: none;
  transition: gap var(--transition-fast);
  padding-top: 0.75rem;
}

.services__card-link:hover {
  gap: 0.6rem;
}

.services__card-link--secondary {
  color: var(--text-muted);
}

.services__card-link--secondary:hover {
  color: var(--accent-primary);
}

/* ============================================
   RESPONSIVE - TABLET (768px+)
   ============================================ */
@media (min-width: 768px) {
  :root {
    --container-padding: 2rem;
  }

  .nav__toggle {
    display: none;
  }

  .nav__menu {
    position: static;
    width: auto;
    height: auto;
    background: none;
    padding: 0;
    border: none;
  }

  .nav__list {
    flex-direction: row;
    align-items: center;
    gap: 0;
  }

  .nav__link {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
  }

  .nav__link--cta {
    margin-top: 0;
    margin-left: 0.5rem;
    padding: 0.5rem 1.25rem;
  }

  .hero__content {
    max-width: 700px;
  }

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

  .contact__grid {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .about__grid {
    grid-template-columns: 280px 1fr;
  }

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

  .services__card-content {
    padding: 1.5rem;
  }

  .services__icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1.25rem;
  }

  .services__icon svg {
    width: 36px;
    height: 36px;
  }

  .services__card-title {
    font-size: 1.2rem;
    margin-bottom: 0.65rem;
  }

  .services__card-text {
    font-size: 0.925rem;
    margin-bottom: 1.15rem;
  }

  .services__card-badge {
    font-size: 0.75rem;
    margin-bottom: 1rem;
  }

  .services__grid > .services__card:last-child:nth-child(2n + 1) {
    grid-column: 1 / -1;
  }

  .services__grid > .services__card:last-child:nth-child(2n + 1) .services__card-content {
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
  }

  .services__grid > .services__card:last-child:nth-child(2n + 1) .services__icon {
    flex-shrink: 0;
    margin-bottom: 0;
  }

  .services__grid > .services__card:last-child:nth-child(2n + 1) .services__card-badge {
    margin-bottom: 0.5rem;
  }

  .services__grid > .services__card:last-child:nth-child(2n + 1) .services__tags {
    margin-top: 0;
  }
}

/* ============================================
   RESPONSIVE - DESKTOP (1024px+)
   ============================================ */
@media (min-width: 1024px) {
  :root {
    --container-padding: 2rem;
  }

  .hero__content {
    max-width: 800px;
  }

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

  .services__card-content {
    padding: 2rem;
  }

  .services__icon {
    width: 72px;
    height: 72px;
    margin-bottom: 1.5rem;
  }

  .services__icon svg {
    width: 48px;
    height: 48px;
  }

  .services__card-title {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
  }

  .services__card-text {
    font-size: 0.95rem;
    margin-bottom: 1.25rem;
  }

  .services__grid > .services__card:last-child:nth-child(3n + 1) {
    grid-column: 1 / -1;
  }

  .services__grid > .services__card:last-child:nth-child(3n + 1) .services__card-content {
    flex-direction: row;
    align-items: center;
    gap: 2rem;
  }

  .services__grid > .services__card:last-child:nth-child(3n + 1) .services__icon {
    flex-shrink: 0;
    margin-bottom: 0;
  }

  .services__grid > .services__card:last-child:nth-child(3n + 1) .services__card-badge {
    margin-bottom: 0.5rem;
  }

  .services__grid > .services__card:last-child:nth-child(3n + 1) .services__tags {
    margin-top: 0;
  }

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

  .portfolio__grid .portfolio__card:nth-child(4),
  .portfolio__grid .portfolio__card:nth-child(5) {
    grid-column: span 1;
  }

  .about__grid {
    grid-template-columns: 320px 1fr;
    gap: 4rem;
  }

  .about__photo-frame {
    width: 320px;
    height: 320px;
  }
}

/* ============================================
   RESPONSIVE - SMALL MOBILE (<480px)
   ============================================ */
@media (max-width: 479px) {
  .hero__trust {
    flex-direction: column;
    gap: 1rem;
  }

  .hero__trust-divider {
    width: 40px;
    height: 1px;
  }

  .hero__ctas {
    flex-direction: column;
  }

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

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

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

  .back-to-top {
    right: 2rem;
    bottom: 6rem;
  }
}

/* Hide particle canvas on mobile */
@media (max-width: 767px) {
  #particle-canvas {
    display: none !important;
  }
}

/* Fallback gradient when WebGL is unavailable */
.no-webgl #particle-canvas {
  display: none;
}

.no-webgl .hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0, 212, 255, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(0, 136, 255, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(0, 212, 255, 0.04) 0%, transparent 40%);
  z-index: 0;
}