/* ============================================================
   promote.x — Design System & Component Styles
   Premium dark-mode glassmorphism with electric blue → violet
   ============================================================ */

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

:root {
  /* Backgrounds */
  --bg-primary: #000000;
  --bg-secondary: #0a0a0a;
  --bg-tertiary: #111111;
  --bg-glass: rgba(10, 10, 10, 0.55);
  --bg-glass-strong: rgba(10, 10, 10, 0.8);
  --bg-card: rgba(17, 17, 17, 0.6);

  /* Accent Colors */
  --accent-blue: #8e9196;
  --accent-indigo: #b5b7b9;
  --accent-violet: #d1d5db;
  --accent-purple: #e5e7eb;
  --accent-cyan: #9ca3af;

  /* Gradients */
  --gradient-accent: linear-gradient(135deg, #8e9196, #b5b7b9, #d1d5db);
  --gradient-accent-hover: linear-gradient(135deg, #b5b7b9, #d1d5db, #f3f4f6);
  --gradient-hero: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.4) 50%, #000000 100%);
  --gradient-section: linear-gradient(180deg, #000000 0%, #0a0a0a 50%, #000000 100%);
  --gradient-glow: radial-gradient(ellipse at center, rgba(209,213,219,0.15) 0%, transparent 70%);

  /* Text */
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-gradient: linear-gradient(135deg, #e2e8f0, #f8fafc);

  /* Borders */
  --border-subtle: rgba(148, 163, 184, 0.08);
  --border-glass: rgba(148, 163, 184, 0.12);
  --border-accent: rgba(209, 213, 219, 0.3);

  /* Shadows & Glows */
  --glow-blue: 0 0 40px rgba(142, 145, 150, 0.25);
  --glow-violet: 0 0 40px rgba(209, 213, 219, 0.25);
  --glow-accent: 0 0 60px rgba(142, 145, 150, 0.15), 0 0 120px rgba(209, 213, 219, 0.08);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-elevated: 0 16px 64px rgba(0, 0, 0, 0.5);

  /* Spacing */
  --section-padding: clamp(3rem, 5vw, 5rem);
  --container-max: 1200px;
  --container-wide: 1400px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Sora', sans-serif;
  --fs-hero: clamp(2.5rem, 6vw, 5rem);
  --fs-h1: clamp(2rem, 4vw, 3.5rem);
  --fs-h2: clamp(1.5rem, 3vw, 2.5rem);
  --fs-h3: clamp(1.1rem, 2vw, 1.5rem);
  --fs-body: clamp(0.95rem, 1.2vw, 1.1rem);
  --fs-small: clamp(0.8rem, 1vw, 0.9rem);
  --fs-xs: 0.75rem;

  /* Borders */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
}

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-blue) var(--bg-secondary);
}

html::-webkit-scrollbar {
  width: 6px;
}

html::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

html::-webkit-scrollbar-thumb {
  background: var(--accent-blue);
  border-radius: 3px;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* ---------- Utility Classes ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
}

.container--wide {
  max-width: var(--container-wide);
}

.gradient-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-indigo);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--accent-indigo);
}

.section-title {
  font-size: var(--fs-h1);
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.8;
}

.section-header {
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn--primary {
  background: var(--gradient-accent);
  color: #fff;
  box-shadow: var(--glow-blue);
}

.btn--primary:hover {
  background: var(--gradient-accent-hover);
  box-shadow: 0 0 50px rgba(79, 70, 229, 0.4), 0 0 100px rgba(124, 58, 237, 0.2);
  transform: translateY(-2px);
}

.btn--primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn--primary:hover::after {
  opacity: 1;
}

.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
}

.btn--outline:hover {
  border-color: var(--accent-blue);
  box-shadow: var(--glow-blue);
  transform: translateY(-2px);
}

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

.btn:hover .btn__arrow {
  transform: translateX(4px);
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all var(--transition-smooth);
}

.navbar.scrolled {
  background: var(--bg-glass-strong);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.75rem 0;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
}

.navbar__logo {
  display: flex;
  align-items: center;
}

.navbar__logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.navbar__link {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: 1px;
  transition: width var(--transition-smooth);
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--text-primary);
}

.navbar__link:hover::after,
.navbar__link.active::after {
  width: 100%;
}

.navbar__cta {
  margin-left: 1rem;
}

/* Mobile Menu Toggle */
.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.navbar__toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.navbar__toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.navbar__toggle.active span:nth-child(2) {
  opacity: 0;
}

.navbar__toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__canvas-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

#hero-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 2;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
  padding-top: 6rem;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  color: var(--text-secondary);
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
}

.hero__title {
  font-size: var(--fs-hero);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  max-width: 800px;
}

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

.hero__title .line-inner {
  display: block;
  transform: translateY(110%);
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 550px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(20px);
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(20px);
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: var(--fs-xs);
  animation: float 3s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--accent-indigo), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-10px); }
}

@keyframes scroll-line {
  0% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.5; transform: scaleY(0.5); }
  100% { opacity: 1; transform: scaleY(1); }
}

/* Mobile hero fallback background */
.hero__fallback-bg {
  display: none;
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(79, 70, 229, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, rgba(124, 58, 237, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(168, 85, 247, 0.08) 0%, transparent 40%);
  animation: fallback-glow 8s ease-in-out infinite alternate;
}

@keyframes fallback-glow {
  0% { opacity: 0.7; }
  100% { opacity: 1; }
}

/* ---------- Services Section ---------- */
.services {
  padding: var(--section-padding) 0;
  position: relative;
  background: var(--gradient-section);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  perspective: 1000px;
}

.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transform-style: preserve-3d;
  transition: all var(--transition-smooth);
  overflow: hidden;
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(79,70,229,0.05), rgba(124,58,237,0.05));
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-smooth);
}

.service-card:hover::after {
  transform: scaleX(1);
}

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

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  transition: all var(--transition-smooth);
  position: relative;
  z-index: 1;
}

.service-card:hover .service-card__icon {
  background: var(--gradient-accent);
  border-color: transparent;
  box-shadow: var(--glow-blue);
}

.service-card__title {
  font-size: var(--fs-h3);
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.service-card__desc {
  color: var(--text-secondary);
  font-size: var(--fs-small);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.service-card__details {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 1;
}

.service-card:hover .service-card__details {
  max-height: 200px;
}

.service-card__detail-list {
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.service-card__detail-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-small);
  color: var(--text-secondary);
  padding: 0.35rem 0;
}

.service-card__detail-list li::before {
  content: '→';
  color: var(--accent-indigo);
  font-size: 0.75rem;
}

/* ---------- Portfolio Section ---------- */
.portfolio {
  padding: var(--section-padding) 0;
  position: relative;
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: all var(--transition-smooth);
  cursor: pointer;
  group: true;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-elevated);
  border-color: var(--border-accent);
}

.project-card__image {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .project-card__image img {
  transform: scale(1.08);
}

.project-card__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(7,7,13,0.8) 100%);
}

.project-card__tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.35rem 0.75rem;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--accent-purple);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.project-card__body {
  padding: 1.5rem;
}

.project-card__client {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.project-card__title {
  font-size: var(--fs-h3);
  margin-bottom: 0.5rem;
}

.project-card__result {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.75rem;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  color: #22c55e;
  font-weight: 600;
  margin-top: 0.75rem;
}

/* ---------- Process Section ---------- */
.process {
  padding: var(--section-padding) 0;
  position: relative;
  background: var(--gradient-section);
  overflow: hidden;
}

.process__timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process__line {
  position: absolute;
  left: 28px;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--border-subtle);
}

.process__line-fill {
  position: absolute;
  left: 28px;
  top: 0;
  width: 2px;
  height: 0;
  background: var(--gradient-accent);
  border-radius: 1px;
  box-shadow: 0 0 10px rgba(79, 70, 229, 0.5);
  transition: height 0.1s linear;
}

.process__step {
  display: flex;
  gap: 2rem;
  padding: 2rem 0;
  position: relative;
  opacity: 0.3;
  transition: opacity var(--transition-smooth);
}

.process__step.active {
  opacity: 1;
}

.process__step-number {
  width: 56px;
  height: 56px;
  min-width: 56px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 2px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-muted);
  position: relative;
  z-index: 2;
  transition: all var(--transition-smooth);
}

.process__step.active .process__step-number {
  background: var(--gradient-accent);
  border-color: transparent;
  color: #fff;
  box-shadow: var(--glow-blue);
}

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

.process__step-title {
  font-size: var(--fs-h3);
  margin-bottom: 0.5rem;
}

.process__step-desc {
  color: var(--text-secondary);
  font-size: var(--fs-small);
  line-height: 1.7;
  max-width: 500px;
}

/* ---------- Testimonials Section ---------- */
.testimonials {
  padding: var(--section-padding) 0;
  position: relative;
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  position: relative;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-smooth);
}

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

.testimonial-card__quote {
  font-size: 2rem;
  color: var(--accent-indigo);
  margin-bottom: 1rem;
  line-height: 1;
}

.testimonial-card__text {
  color: var(--text-secondary);
  font-size: var(--fs-small);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  font-style: italic;
}

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

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
}

.testimonial-card__name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-small);
}

.testimonial-card__role {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

/* ---------- Contact Section ---------- */
.contact {
  padding: var(--section-padding) 0;
  padding-bottom: clamp(6rem, 12vw, 10rem);
  position: relative;
  background: var(--gradient-section);
}

.contact__wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact__info {
  padding-top: 1rem;
}

.contact__title {
  font-size: var(--fs-h1);
  margin-bottom: 1.5rem;
}

.contact__text {
  color: var(--text-secondary);
  font-size: var(--fs-body);
  line-height: 1.8;
  margin-bottom: 2rem;
}

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

.contact__detail {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-secondary);
  font-size: var(--fs-small);
}

.contact__detail-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.contact__form {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

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

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

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

.form-submit {
  width: 100%;
  justify-content: center;
  font-size: 1rem;
  padding: 1rem 2rem;
}

/* ---------- Footer ---------- */
.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border-subtle);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer__logo {
  display: flex;
  align-items: center;
}

.footer__logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

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

.footer__link {
  font-size: var(--fs-small);
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

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

.footer__copy {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

/* ---------- Section Divider Glow ---------- */
.section-glow {
  position: absolute;
  width: 100%;
  height: 200px;
  pointer-events: none;
  z-index: 0;
}

.section-glow--top {
  top: -100px;
  background: var(--gradient-glow);
}

.section-glow--bottom {
  bottom: -100px;
  background: var(--gradient-glow);
}

/* ---------- Loading Screen ---------- */
.loader {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 2rem;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

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

.loader__logo {
  display: flex;
  align-items: center;
  justify-content: center;
}

.loader__logo img {
  height: 80px;
  width: auto;
  object-fit: contain;
}

.loader__bar {
  width: 200px;
  height: 2px;
  background: var(--bg-tertiary);
  border-radius: 1px;
  overflow: hidden;
}

.loader__fill {
  width: 0%;
  height: 100%;
  background: var(--gradient-accent);
  border-radius: 1px;
  animation: load-fill 1.8s ease-in-out forwards;
}

@keyframes load-fill {
  0% { width: 0%; }
  50% { width: 60%; }
  100% { width: 100%; }
}

/* ---------- Animations (scroll-triggered via GSAP) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  /* Navigation mobile */
  .navbar__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    justify-content: center;
    padding: 2rem;
    transition: right var(--transition-smooth);
    border-left: 1px solid var(--border-subtle);
  }

  .navbar__links.open {
    right: 0;
  }

  .navbar__toggle {
    display: flex;
  }

  .navbar__cta {
    margin-left: 0;
    margin-top: 1rem;
  }

  /* Hero mobile fallback */
  .hero__canvas-container {
    display: none;
  }

  .hero__fallback-bg {
    display: block;
  }

  .hero__scroll-indicator {
    display: none;
  }

  /* Services single column */
  .services__grid {
    grid-template-columns: 1fr;
  }

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

  /* Process horizontal adjust */
  .process__step {
    gap: 1.25rem;
  }

  .process__line,
  .process__line-fill {
    left: 20px;
  }

  .process__step-number {
    width: 40px;
    height: 40px;
    min-width: 40px;
    font-size: 0.85rem;
  }

  /* Testimonials */
  .testimonials__grid {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: clamp(2rem, 8vw, 2.5rem);
  }

  .hero__actions {
    flex-direction: column;
  }

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

  .service-card {
    padding: 1.75rem;
  }

  .contact__form {
    padding: 1.5rem;
  }
}

/* ======== Spline Interactive 3D Demo ======== */
.spline-demo {
  position: relative;
  z-index: 10;
}

.card-3d-wrapper {
  position: relative;
  width: 100%;
  height: 500px;
  background-color: rgba(10, 10, 10, 0.96);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-elevated);
}

.spotlight-container {
  overflow: hidden;
}

.spotlight-effect {
  position: absolute;
  top: 0;
  left: 0;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(255,255,255,0.15) 0%, transparent 80%);
  pointer-events: none;
  filter: blur(20px);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.card-3d-content {
  display: flex;
  height: 100%;
  position: relative;
  z-index: 2;
}

.card-3d-text {
  flex: 1;
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  z-index: 10;
}

.card-3d-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
}

.card-3d-desc {
  color: var(--text-secondary);
  max-width: 500px;
  font-size: 1.1rem;
  line-height: 1.6;
}

.card-3d-canvas-wrapper {
  flex: 1;
  position: relative;
  height: 100%;
}

.card-3d-canvas-wrapper canvas {
  width: 100%;
  height: 100%;
  display: block;
  outline: none;
}

.loader-spinner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-glass);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@media (max-width: 768px) {
  .card-3d-wrapper {
    height: auto;
    min-height: 500px;
  }
  .card-3d-content {
    flex-direction: column;
  }
  .card-3d-text {
    padding: 2rem;
    text-align: center;
  }
  .card-3d-desc {
    margin: 0 auto;
  }
  .card-3d-canvas-wrapper {
    height: 300px;
  }
}

/* ======== Image Comparison Slider ======== */
.comparison-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: ew-resize;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-elevated);
  user-select: none;
}

.comparison-before,
.comparison-after {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.comparison-before img,
.comparison-after img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}

.comparison-after {
  clip-path: inset(0 50% 0 0);
  z-index: 2;
  transition: clip-path 0.01s linear;
}

.comparison-divider {
  position: absolute;
  top: 0;
  left: 50%;
  width: 2px;
  height: 100%;
  background: rgba(255, 255, 255, 0.8);
  z-index: 10;
  transform: translateX(-50%);
  pointer-events: none;
}

.comparison-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: white;
  border: 3px solid rgba(255,255,255,0.9);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  cursor: ew-resize;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1a1a2e;
  pointer-events: all;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.comparison-handle:hover {
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 6px 28px rgba(0,0,0,0.5);
}

.comparison-badge {
  position: absolute;
  top: 1rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  z-index: 5;
  backdrop-filter: blur(8px);
}

.comparison-badge--before {
  left: 1rem;
  background: rgba(0,0,0,0.5);
  color: rgba(255,255,255,0.7);
  border: 1px solid rgba(255,255,255,0.15);
}

.comparison-badge--after {
  right: 1rem;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-violet));
  color: white;
  border: none;
}

@media (max-width: 640px) {
  .comparison-wrapper {
    aspect-ratio: 4 / 3;
  }
}

/* ============================================================
   GLOBAL GLASSMORPHISM FINISH — Applied to all UI panels
   ============================================================ */

/* --- Navbar Glass Upgrade --- */
.navbar {
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.navbar.scrolled {
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(28px) saturate(1.8);
  -webkit-backdrop-filter: blur(28px) saturate(1.8);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

/* --- Service Cards Deep Glass --- */
.service-card {
  background: rgba(255,255,255,0.03) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border: 1px solid rgba(255,255,255,0.07) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.05) !important;
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease !important;
}
.service-card:hover {
  background: rgba(255,255,255,0.05) !important;
  border-color: rgba(255,255,255,0.16) !important;
  box-shadow: 0 20px 60px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.08) !important;
  transform: translateY(-8px) !important;
}

/* --- Portfolio Project Cards Glass --- */
.project-card {
  background: rgba(255,255,255,0.03) !important;
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  border: 1px solid rgba(255,255,255,0.07) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.04) !important;
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease !important;
  overflow: hidden;
  border-radius: var(--radius-xl) !important;
}
.project-card:hover {
  background: rgba(255,255,255,0.05) !important;
  border-color: rgba(255,255,255,0.15) !important;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.08) !important;
}
.project-card__body {
  padding: 1.5rem;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* --- Process Step Cards Glass --- */
.process__step-card {
  background: rgba(255,255,255,0.03) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border: 1px solid rgba(255,255,255,0.07) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3) !important;
  border-radius: var(--radius-xl) !important;
  transition: transform 0.35s ease, border-color 0.35s ease !important;
}
.process__step-card:hover {
  background: rgba(255,255,255,0.05) !important;
  border-color: rgba(255,255,255,0.16) !important;
  transform: translateY(-6px) !important;
}

/* --- Testimonials Cards Glass --- */
.testimonial-card {
  background: rgba(255,255,255,0.03) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border: 1px solid rgba(255,255,255,0.07) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.05) !important;
  border-radius: var(--radius-xl) !important;
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease !important;
}
.testimonial-card:hover {
  border-color: rgba(255,255,255,0.16) !important;
  box-shadow: 0 20px 60px rgba(0,0,0,0.45) !important;
  transform: translateY(-6px) !important;
}

/* --- Contact Form Glass --- */
.contact__form {
  background: rgba(255,255,255,0.03) !important;
  backdrop-filter: blur(24px) !important;
  -webkit-backdrop-filter: blur(24px) !important;
  border: 1px solid rgba(255,255,255,0.08) !important;
  box-shadow: 0 32px 80px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.06) !important;
  border-radius: var(--radius-xl) !important;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.04) !important;
  backdrop-filter: blur(10px) !important;
  border: 1px solid rgba(255,255,255,0.08) !important;
  color: var(--text-primary) !important;
  border-radius: var(--radius-md) !important;
  transition: border-color 0.25s ease, box-shadow 0.25s ease !important;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none !important;
  border-color: rgba(139,92,246,0.5) !important;
  box-shadow: 0 0 0 3px rgba(139,92,246,0.15) !important;
  background: rgba(255,255,255,0.06) !important;
}

/* --- Section Glow Glass Overlay --- */
.section-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  opacity: 0.08;
  background: radial-gradient(circle, rgba(139,92,246,1) 0%, transparent 70%);
}
.section-glow--top { top: -200px; left: 50%; transform: translateX(-50%); }
.section-glow--bottom { bottom: -200px; left: 50%; transform: translateX(-50%); }

/* --- Outline Button Enhanced Glass --- */
.btn--outline {
  background: rgba(255,255,255,0.05) !important;
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  border: 1px solid rgba(255,255,255,0.12) !important;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06) !important;
}
.btn--outline:hover {
  background: rgba(255,255,255,0.10) !important;
  border-color: rgba(255,255,255,0.28) !important;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.10) !important;
}

/* --- Footer Glass --- */
.footer {
  background: rgba(0,0,0,0.6) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border-top: 1px solid rgba(255,255,255,0.07) !important;
}

/* --- WhatsApp FAB (floating button) --- */
.whatsapp-fab {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: rgba(37,211,102,0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: white;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: 0 8px 30px rgba(37,211,102,0.4), 0 4px 10px rgba(0,0,0,0.3);
  z-index: 1000;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.whatsapp-fab:hover {
  transform: scale(1.12) translateY(-3px);
  box-shadow: 0 16px 40px rgba(37,211,102,0.5), 0 4px 10px rgba(0,0,0,0.4);
}

/* --- Stats Section (index.html) Glass --- */
.stats-item {
  background: rgba(255,255,255,0.03) !important;
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  border: 1px solid rgba(255,255,255,0.07) !important;
  border-radius: var(--radius-xl) !important;
  padding: 2rem !important;
  transition: transform 0.3s ease, border-color 0.3s ease !important;
}
.stats-item:hover {
  transform: translateY(-6px) !important;
  border-color: rgba(255,255,255,0.16) !important;
}

/* --- Mobile nav glass panel --- */
@media (max-width: 1024px) {
  .navbar__links.open {
    background: rgba(5,5,5,0.92) !important;
    backdrop-filter: blur(24px) !important;
    -webkit-backdrop-filter: blur(24px) !important;
    border: 1px solid rgba(255,255,255,0.08) !important;
    border-radius: var(--radius-xl) !important;
    box-shadow: 0 16px 60px rgba(0,0,0,0.6) !important;
  }
}