/* ═══════════════════════════════════════════════════════════════
   ARIM WEBKIT — COMPONENTS CSS
   Versión: 1.0.0
═══════════════════════════════════════════════════════════════ */

/* ─── HEADER ─────────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding-block: var(--space-4);
  transition: background var(--transition-base), backdrop-filter var(--transition-base), padding var(--transition-base);
}

.site-header.scrolled {
  background: rgba(8,11,20,.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding-block: var(--space-3);
}

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

.logo-link {
  flex-shrink: 0;
  transition: opacity var(--transition-base);
}
.logo-link:hover { opacity: .85; }

.site-logo {
  height: 48px;
  width: auto;
}

.main-nav {
  flex: 1;
}

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

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--txt-secondary);
  position: relative;
  padding-block: var(--space-1);
  transition: color var(--transition-base);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--grad-brand);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav-link:hover {
  color: var(--txt-primary);
}
.nav-link:hover::after { width: 100%; }

.header-cta {
  padding: var(--space-2) var(--space-6);
  font-size: var(--text-sm);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  margin-left: auto;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.hamburger:hover { background: var(--bg-card); }

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--txt-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

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

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-header) - 1);
  background: rgba(8,11,20,.97);
  backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
}
.mobile-menu[hidden] { display: none; }

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  align-items: center;
  text-align: center;
}

.mobile-menu .nav-link {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--txt-primary);
}

/* ─── HERO ───────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(8,11,20,.92) 45%, rgba(8,11,20,.4) 100%),
    linear-gradient(to top, rgba(8,11,20,.95) 0%, transparent 40%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(78,195,165,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78,195,165,.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(to bottom, transparent, rgba(0,0,0,.3) 20%, rgba(0,0,0,.3) 80%, transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-block: var(--space-24);
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-teal);
  border: 1px solid rgba(78,195,165,.3);
  background: rgba(78,195,165,.07);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-8);
  animation: fadeInDown .8s ease both;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-teal);
  box-shadow: 0 0 8px var(--clr-teal);
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 6px var(--clr-teal); }
  50%       { box-shadow: 0 0 18px var(--clr-teal), 0 0 40px rgba(78,195,165,.4); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -.03em;
  margin-bottom: var(--space-6);
  animation: fadeInUp .9s .1s ease both;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--txt-secondary);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: var(--space-10);
  animation: fadeInUp .9s .2s ease both;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-16);
  animation: fadeInUp .9s .3s ease both;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  animation: fadeInUp .9s .4s ease both;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  background: var(--grad-brand-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--txt-muted);
  letter-spacing: .05em;
}

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

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.scroll-dot {
  width: 28px;
  height: 44px;
  border: 2px solid rgba(255,255,255,.2);
  border-radius: 14px;
  position: relative;
}

.scroll-dot::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--clr-teal);
  border-radius: var(--radius-full);
  animation: scrollBounce 2s ease infinite;
}

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

/* ─── SERVICES ───────────────────────────────────────────────── */
.section-services {
  padding-block: var(--space-32);
  background: var(--bg-surface);
  position: relative;
}

.section-services::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 50%, rgba(125,59,203,.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 60%, rgba(78,195,165,.05) 0%, transparent 70%);
  pointer-events: none;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition:
    background var(--transition-base),
    border-color var(--transition-base),
    transform var(--transition-base),
    box-shadow var(--transition-base);
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-glow);
  opacity: 0;
  transition: opacity var(--transition-slow);
  border-radius: inherit;
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(78,195,165,.3);
  transform: translateY(-4px);
  box-shadow: var(--glow-card);
}

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

.card-glow {
  border-color: rgba(78,195,165,.15);
}

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--grad-glow);
  border: 1px solid rgba(78,195,165,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  color: var(--clr-teal);
  position: relative;
  z-index: 1;
  transition: box-shadow var(--transition-base);
}

.service-card:hover .service-icon {
  box-shadow: var(--glow-teal);
}

.service-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
  position: relative;
  z-index: 1;
}

.service-desc {
  font-size: var(--text-sm);
  color: var(--txt-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-5);
  position: relative;
  z-index: 1;
}

.service-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-purple-light);
  border: 1px solid rgba(125,59,203,.3);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  position: relative;
  z-index: 1;
}

/* ─── ABOUT ──────────────────────────────────────────────────── */
.section-about {
  padding-block: var(--space-32);
  background: var(--bg-base);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
  max-width: 420px;
}

.about-glow-ring {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(78,195,165,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: slowSpin 30s linear infinite;
  position: relative;
}

@keyframes slowSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.about-glow-ring::before {
  content: '';
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  border: 1px dashed rgba(125,59,203,.15);
  animation: slowSpin 50s linear infinite reverse;
}

.about-inner-circle {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 1px solid rgba(78,195,165,.2);
  box-shadow: var(--glow-teal), inset 0 0 60px rgba(78,195,165,.05);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: slowSpin 30s linear infinite reverse;
}

.about-inner-circle img {
  width: 100px;
  height: auto;
}

.about-tech-badge {
  position: absolute;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--bg-base);
  background: var(--grad-brand);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  box-shadow: var(--glow-teal);
}

.badge-top    { top: 8%; left: 50%; transform: translateX(-50%); }
.badge-right  { right: 5%; top: 50%; transform: translateY(-50%); }
.badge-bottom { bottom: 8%; left: 50%; transform: translateX(-50%); }

.about-text {
  color: var(--txt-secondary);
  font-size: var(--text-base);
  line-height: 1.8;
  margin-bottom: var(--space-8);
}

.about-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--txt-secondary);
}

.check-icon {
  color: var(--clr-teal);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
  text-shadow: 0 0 8px var(--clr-teal);
}

/* ─── PORTFOLIO ──────────────────────────────────────────────── */
.section-portfolio {
  padding-block: var(--space-32);
  background: var(--bg-surface);
}

.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-bottom: var(--space-12);
}

.filter-btn {
  padding: var(--space-2) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--txt-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  background: transparent;
  transition:
    color var(--transition-base),
    border-color var(--transition-base),
    background var(--transition-base),
    box-shadow var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
  color: var(--txt-primary);
  border-color: rgba(78,195,165,.5);
  background: rgba(78,195,165,.08);
}

.filter-btn.active {
  box-shadow: 0 0 16px rgba(78,195,165,.2);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.portfolio-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.portfolio-item.hidden {
  display: none;
}

.portfolio-thumb {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  cursor: pointer;
}

.portfolio-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #111827 0%, #1a2035 100%);
  color: rgba(78,195,165,.3);
  transition: color var(--transition-base);
}
.portfolio-placeholder.p2 { background: linear-gradient(135deg, #110d1f 0%, #1a1035 100%); color: rgba(125,59,203,.3); }
.portfolio-placeholder.p3 { background: linear-gradient(135deg, #0d1a1a 0%, #0a2020 100%); color: rgba(78,195,165,.3); }
.portfolio-placeholder.p4 { background: linear-gradient(135deg, #1a1120 0%, #221230 100%); color: rgba(125,59,203,.3); }
.portfolio-placeholder.p5 { background: linear-gradient(135deg, #0d1820 0%, #0a1a28 100%); color: rgba(78,195,165,.3); }
.portfolio-placeholder.p6 { background: linear-gradient(135deg, #1a0d10 0%, #221015 100%); color: rgba(200,80,100,.3); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8,11,20,.95) 0%, rgba(8,11,20,.5) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity var(--transition-base),
    transform var(--transition-base);
}

.portfolio-thumb:hover .portfolio-overlay,
.portfolio-thumb:focus-within .portfolio-overlay {
  opacity: 1;
  transform: translateY(0);
}

.portfolio-thumb:hover .portfolio-placeholder {
  color: var(--clr-teal);
}

.portfolio-category {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-teal);
  margin-bottom: var(--space-2);
}

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

.portfolio-result {
  font-size: var(--text-xs);
  color: var(--clr-teal-light);
  font-weight: 600;
}

.portfolio-cta {
  display: flex;
  justify-content: center;
}

/* ─── PROCESS ────────────────────────────────────────────────── */
.section-process {
  padding-block: var(--space-32);
  background: var(--bg-base);
  position: relative;
  overflow: hidden;
}

.section-process::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(78,195,165,.05) 0%, transparent 70%);
  pointer-events: none;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  counter-reset: steps;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 20px);
  right: calc(12.5% + 20px);
  height: 1px;
  background: linear-gradient(to right, var(--clr-teal), var(--clr-purple));
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 900;
  letter-spacing: .1em;
  color: var(--bg-base);
  background: var(--grad-brand);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  box-shadow: var(--glow-teal);
  flex-shrink: 0;
}

.step-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.step-desc {
  font-size: var(--text-sm);
  color: var(--txt-secondary);
  line-height: 1.7;
}

/* ─── CTA BAND ───────────────────────────────────────────────── */
.section-cta-band {
  background: var(--bg-surface2);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding-block: var(--space-16);
  position: relative;
  overflow: hidden;
}

.section-cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 100% at 0% 50%, rgba(78,195,165,.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 100% at 100% 50%, rgba(125,59,203,.07) 0%, transparent 60%);
  pointer-events: none;
}

.cta-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.cta-band-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.cta-band-subtitle {
  font-size: var(--text-base);
  color: var(--txt-secondary);
}

/* ─── CONTACT ────────────────────────────────────────────────── */
.section-contact {
  padding-block: var(--space-32);
  background: var(--bg-surface);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-lead {
  font-size: var(--text-base);
  color: var(--txt-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-10);
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-channel {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-sm);
  color: var(--txt-secondary);
  padding: var(--space-4);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  transition:
    color var(--transition-base),
    border-color var(--transition-base),
    background var(--transition-base);
}

.contact-channel:hover {
  color: var(--txt-primary);
  border-color: rgba(78,195,165,.3);
  background: var(--bg-card-hover);
}

.ch-icon {
  font-size: var(--text-xl);
  flex-shrink: 0;
}

/* Form */
.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

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

.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--txt-primary);
  letter-spacing: .02em;
}

.form-label span {
  color: var(--clr-teal);
}

.form-input {
  width: 100%;
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  color: var(--txt-primary);
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    background var(--transition-base);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-input::placeholder {
  color: var(--txt-muted);
}

.form-input:hover {
  border-color: rgba(78,195,165,.3);
  background: rgba(255,255,255,.06);
}

.form-input:focus {
  border-color: var(--clr-teal);
  box-shadow: 0 0 0 3px rgba(78,195,165,.15);
  background: rgba(78,195,165,.04);
}

.form-input:invalid:not(:placeholder-shown) {
  border-color: rgba(239,68,68,.5);
}

.form-textarea {
  resize: vertical;
  min-height: 130px;
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%239ba3bb' stroke-width='2'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-select option {
  background: var(--bg-surface);
  color: var(--txt-primary);
}

.form-error {
  font-size: var(--text-xs);
  color: #f87171;
  font-weight: 500;
  min-height: 1.2em;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--txt-secondary);
  line-height: 1.6;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--clr-teal);
  cursor: pointer;
}

.form-link {
  color: var(--clr-teal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-status {
  font-size: var(--text-sm);
  font-weight: 600;
  text-align: center;
  min-height: 1.5em;
}
.form-status.success { color: var(--clr-teal); }
.form-status.error   { color: #f87171; }

/* ─── FOOTER ─────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-base);
  border-top: 1px solid var(--border-color);
}

.footer-top {
  padding-block: var(--space-20);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
}

.footer-brand img {
  margin-bottom: var(--space-5);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: var(--txt-secondary);
  line-height: 1.7;
  max-width: 280px;
  margin-bottom: var(--space-6);
}

.social-links {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--txt-secondary);
  transition:
    color var(--transition-base),
    border-color var(--transition-base),
    background var(--transition-base);
}

.social-link:hover {
  color: var(--clr-teal);
  border-color: rgba(78,195,165,.4);
  background: rgba(78,195,165,.08);
}

.footer-nav-title {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--txt-primary);
  margin-bottom: var(--space-5);
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-nav a,
.footer-contact a {
  font-size: var(--text-sm);
  color: var(--txt-secondary);
  transition: color var(--transition-base);
}

.footer-nav a:hover,
.footer-contact a:hover {
  color: var(--clr-teal);
}

.footer-contact p {
  margin-bottom: var(--space-3);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-block: var(--space-6);
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-copy {
  font-size: var(--text-xs);
  color: var(--txt-muted);
}

.footer-bottom nav {
  display: flex;
  gap: var(--space-6);
}

.footer-bottom nav a {
  font-size: var(--text-xs);
  color: var(--txt-muted);
  transition: color var(--transition-base);
}

.footer-bottom nav a:hover {
  color: var(--clr-teal);
}

/* ─── BACK TO TOP ────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: var(--z-header);
  width: 48px;
  height: 48px;
  background: var(--grad-brand);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 20px rgba(78,195,165,.4);
  transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
}
.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(78,195,165,.5);
}
.back-to-top[hidden] { display: none; }

/* ─── KEYFRAMES ──────────────────────────────────────────────── */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .about-grid       { grid-template-columns: 1fr; }
  .about-visual     { max-width: 300px; margin-inline: auto; }
  .contact-grid     { grid-template-columns: 1fr; }
  .footer-grid      { grid-template-columns: 1fr 1fr; gap: var(--space-10); }
  .process-steps    { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
  .portfolio-grid   { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .main-nav, .header-cta { display: none; }
  .hamburger { display: flex; }
  .services-grid  { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .process-steps  { grid-template-columns: 1fr; }
  .footer-grid    { grid-template-columns: 1fr; }
  .cta-band-inner { flex-direction: column; align-items: flex-start; }
  .hero-stats     { flex-direction: column; align-items: flex-start; }
  .stat-divider   { width: 40px; height: 1px; }
  .hero-actions   { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .contact-form-wrap { padding: var(--space-6); }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .portfolio-filters { gap: var(--space-2); }
  .filter-btn { padding: var(--space-2) var(--space-4); font-size: var(--text-xs); }
}

/* ─── HONEYPOT (anti-spam) ───────────────────────────────── */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  tab-index: -1;
}