/* ═══════════════════════════════════════════════════
   TECHSITES A.I — Design Tokens & Styles
   Art Direction: Tech agency, bold, dark-first, modern
   ═══════════════════════════════════════════════════ */

:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Font */
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
}

/* ═══ DARK MODE (Default) ═══ */
:root, [data-theme="dark"] {
  --color-bg:             #0b0d11;
  --color-surface:        #12151b;
  --color-surface-2:      #1a1e26;
  --color-surface-offset: #0f1117;
  --color-surface-dynamic: #222730;
  --color-divider:        #2a2f3a;
  --color-border:         #333a47;

  --color-text:           #e4e6eb;
  --color-text-muted:     #8b91a0;
  --color-text-faint:     #555c6e;
  --color-text-inverse:   #0b0d11;

  /* Primary: Electric Blue */
  --color-primary:        #3b82f6;
  --color-primary-hover:  #5b9aff;
  --color-primary-active: #2563eb;
  --color-primary-highlight: #1e3a5f;

  /* Accent: Cyan-Teal */
  --color-accent:         #06b6d4;
  --color-accent-hover:   #22d3ee;

  /* Success */
  --color-success:        #22c55e;
  --color-success-highlight: #1a3a2a;

  /* Warning / Coming Soon */
  --color-warning:        #f59e0b;
  --color-warning-highlight: #422006;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.5);
}

/* ═══ LIGHT MODE ═══ */
[data-theme="light"] {
  --color-bg:             #f8f9fb;
  --color-surface:        #ffffff;
  --color-surface-2:      #f1f3f7;
  --color-surface-offset: #ebedf2;
  --color-surface-dynamic: #e2e5ec;
  --color-divider:        #d5d9e2;
  --color-border:         #c8cdd8;

  --color-text:           #111827;
  --color-text-muted:     #6b7280;
  --color-text-faint:     #9ca3af;
  --color-text-inverse:   #f8f9fb;

  --color-primary:        #2563eb;
  --color-primary-hover:  #1d4ed8;
  --color-primary-active: #1e40af;
  --color-primary-highlight: #dbeafe;

  --color-accent:         #0891b2;
  --color-accent-hover:   #0e7490;

  --color-success:        #16a34a;
  --color-success-highlight: #dcfce7;

  --color-warning:        #d97706;
  --color-warning-highlight: #fef3c7;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --color-bg:             #f8f9fb;
    --color-surface:        #ffffff;
    --color-surface-2:      #f1f3f7;
    --color-surface-offset: #ebedf2;
    --color-surface-dynamic: #e2e5ec;
    --color-divider:        #d5d9e2;
    --color-border:         #c8cdd8;
    --color-text:           #111827;
    --color-text-muted:     #6b7280;
    --color-text-faint:     #9ca3af;
    --color-text-inverse:   #f8f9fb;
    --color-primary:        #2563eb;
    --color-primary-hover:  #1d4ed8;
    --color-primary-active: #1e40af;
    --color-primary-highlight: #dbeafe;
    --color-accent:         #0891b2;
    --color-accent-hover:   #0e7490;
    --color-success:        #16a34a;
    --color-success-highlight: #dcfce7;
    --color-warning:        #d97706;
    --color-warning-highlight: #fef3c7;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
  }
}

/* ═══ LAYOUT ═══ */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

/* ═══ HEADER ═══ */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.header__logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
}

.header__logo-text span {
  color: var(--color-primary);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.header__nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.01em;
  position: relative;
  padding-bottom: 2px;
}

.header__nav a:hover {
  color: var(--color-text);
}

.header__nav a.active {
  color: var(--color-primary);
}

.header__nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* ═══ BUTTONS ═══ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  border: none;
}

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

.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px oklch(from var(--color-primary) l c h / 0.3);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--outline:hover {
  background: var(--color-surface-2);
  border-color: var(--color-text-muted);
}

.btn--large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  padding: var(--space-2);
}

.btn--ghost:hover {
  color: var(--color-text);
}

/* ═══ HERO ═══ */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-divider) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-divider) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.3;
  mask-image: radial-gradient(ellipse at 50% 30%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, black 20%, transparent 70%);
}

.hero__glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse, oklch(from var(--color-primary) l c h / 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  margin-inline: auto;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  font-weight: 500;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
}

.hero__title-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
  line-height: 1.7;
}

.hero__cta-group {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  gap: var(--space-12);
  justify-content: center;
  margin-top: var(--space-16);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
}

.hero__stat {
  text-align: center;
}

.hero__stat-number {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

.hero__stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ═══ PAGE HERO (Inner pages) ═══ */
.page-hero {
  position: relative;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  overflow: hidden;
  text-align: center;
}

.page-hero .hero__grid-bg {
  opacity: 0.2;
}

.page-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 2;
}

.page-hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-inline: auto;
  line-height: 1.7;
  position: relative;
  z-index: 2;
}

/* ═══ SERVICES ═══ */
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.service-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-highlight);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-5);
  color: var(--color-primary);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.service-card__features {
  list-style: none;
  padding: 0;
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.service-card__features li {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.service-card__features li::before {
  content: '';
  width: 5px;
  height: 5px;
  background: var(--color-primary);
  border-radius: 50%;
  flex-shrink: 0;
}

/* Service detail (services.html) */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  padding-block: var(--space-12);
  border-bottom: 1px solid var(--color-divider);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail--reverse {
  direction: rtl;
}

.service-detail--reverse > * {
  direction: ltr;
}

.service-detail__number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-primary);
  opacity: 0.2;
  line-height: 1;
  margin-bottom: var(--space-4);
}

.service-detail__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.service-detail__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}

.service-detail__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  list-style: none;
  padding: 0;
}

.service-detail__features li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.service-detail__features li svg {
  flex-shrink: 0;
  color: var(--color-success);
}

.service-detail__visual {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  position: relative;
  overflow: hidden;
}

.service-detail__visual-icon {
  color: var(--color-primary);
  opacity: 0.15;
}

/* ═══ SECTION HEADERS ═══ */
.section__label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: 1.7;
}

.section--center {
  text-align: center;
}

.section--center .section__subtitle {
  margin-inline: auto;
}

/* ═══ PORTFOLIO FILTERS ═══ */
.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin-top: var(--space-8);
  margin-bottom: var(--space-10);
}

.filter-btn {
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-interactive);
}

.filter-btn:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

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

/* ═══ PORTFOLIO GRID (Multi-page version) ═══ */
.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.portfolio-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.4s ease;
}

.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.portfolio-card.hide {
  display: none;
}

.portfolio-card.fade-in {
  animation: fadeSlideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.portfolio-card__preview {
  aspect-ratio: 16/10;
  background: var(--color-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-faint);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.portfolio-card__preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-card:hover .portfolio-card__preview img {
  transform: scale(1.05);
}

.portfolio-card__preview-gradient {
  position: absolute;
  inset: 0;
  opacity: 0.15;
}

.portfolio-card__preview span {
  position: relative;
  z-index: 1;
}

/* Overlay on hover */
.portfolio-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 2;
}

.portfolio-card:hover .portfolio-card__overlay {
  opacity: 1;
}

.portfolio-card__overlay .btn {
  transform: translateY(8px);
  transition: transform 0.3s ease;
}

.portfolio-card:hover .portfolio-card__overlay .btn {
  transform: translateY(0);
}

.portfolio-card__info {
  padding: var(--space-5);
}

.portfolio-card__niche {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-2);
}

.portfolio-card__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.portfolio-card__tag {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.portfolio-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

/* Category badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge--live {
  background: var(--color-success-highlight);
  color: var(--color-success);
}

.badge--coming-soon {
  background: var(--color-warning-highlight);
  color: var(--color-warning);
}

/* ═══ PROCESS ═══ */
.process__steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-10);
  counter-reset: step;
}

.process-step {
  counter-increment: step;
  position: relative;
  padding-left: var(--space-10);
}

.process-step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-primary);
  opacity: 0.5;
}

.process-step__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.process-step__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Process timeline (process.html) */
.process-timeline {
  position: relative;
  max-width: 800px;
  margin-inline: auto;
  margin-top: var(--space-12);
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 32px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-divider);
}

.timeline-step {
  position: relative;
  padding-left: 80px;
  padding-bottom: var(--space-12);
}

.timeline-step:last-child {
  padding-bottom: 0;
}

.timeline-step__number {
  position: absolute;
  left: 0;
  top: 0;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-primary-highlight);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--color-primary);
  z-index: 1;
}

.timeline-step__content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

.timeline-step__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.timeline-step__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.timeline-step__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
}

.timeline-step__features li {
  padding: var(--space-1) var(--space-3);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ═══ PRICING ═══ */
.pricing__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-10);
  max-width: 1000px;
  margin-inline: auto;
}

.pricing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
}

.pricing-card--featured {
  border-color: var(--color-primary);
  position: relative;
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow-lg);
}

.pricing-card--featured::before {
  content: 'Most Popular';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-card__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.pricing-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  line-height: 1.6;
}

.pricing-card__price {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  margin-bottom: var(--space-1);
}

.pricing-card__price-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.pricing-card__features {
  list-style: none;
  padding: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.pricing-card__features li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.pricing-card__features li svg {
  flex-shrink: 0;
  color: var(--color-success);
  margin-top: 2px;
}

/* ═══ CONTACT FORM ═══ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  margin-top: var(--space-10);
  max-width: 1000px;
  margin-inline: auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px oklch(from var(--color-primary) l c h / 0.15);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.contact-info__item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.contact-info__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-highlight);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-info__text h4 {
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.contact-info__text p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.contact-info__text a {
  color: var(--color-primary);
  text-decoration: none;
}

.contact-info__text a:hover {
  text-decoration: underline;
}

/* ═══ CTA SECTION ═══ */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary-highlight), var(--color-surface));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-10), 6vw, var(--space-20));
  text-align: center;
}

.cta-section__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.cta-section__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 500px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

/* ═══ FOOTER ═══ */
.footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-12);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--space-10);
}

.footer__brand {
  max-width: 280px;
}

.footer__brand-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  line-height: 1.7;
}

.footer__links {
  display: flex;
  gap: var(--space-16);
}

.footer__col-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.footer__col ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__col a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}

.footer__col a:hover {
  color: var(--color-text);
}

.footer__bottom {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ═══ MOBILE NAV ═══ */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.mobile-toggle span {
  width: 20px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ═══ SCROLL ANIMATION ═══ */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══ THEME TOGGLE ═══ */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}

.theme-toggle:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

/* ═══ FAQ Accordion ═══ */
.faq-list {
  max-width: 700px;
  margin-inline: auto;
  margin-top: var(--space-10);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  cursor: pointer;
  width: 100%;
  text-align: left;
  color: var(--color-text);
}

.faq-item__question svg {
  flex-shrink: 0;
  transition: transform 0.3s ease;
  color: var(--color-text-muted);
}

.faq-item.open .faq-item__question svg {
  transform: rotate(180deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.open .faq-item__answer {
  max-height: 300px;
}

.faq-item__answer p {
  padding: 0 var(--space-6) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 768px) {
  .header__nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
    z-index: 100;
  }

  .header__nav.open {
    display: flex;
  }

  .header__nav a {
    font-size: var(--text-lg);
  }

  .mobile-toggle {
    display: flex;
    z-index: 101;
  }

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

  .hero__stats {
    flex-direction: column;
    gap: var(--space-6);
  }

  .hero {
    min-height: 70vh;
  }

  .hero__title {
    font-size: var(--text-2xl);
  }

  .service-detail {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .service-detail--reverse {
    direction: ltr;
  }

  .service-detail__features {
    grid-template-columns: 1fr;
  }

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

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .timeline-step {
    padding-left: 60px;
  }

  .process-timeline::before {
    left: 22px;
  }

  .timeline-step__number {
    width: 44px;
    height: 44px;
    font-size: var(--text-sm);
  }

  .footer__inner {
    flex-direction: column;
  }

  .footer__links {
    flex-direction: column;
    gap: var(--space-8);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .portfolio-filters {
    gap: var(--space-2);
  }

  .filter-btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
  }
}