/* ============================================
   Gentlemen's Barber — Glassmorphism / Premium Tech
   Archetype 4: Frosted glass panels, teal accents,
   deep dark backgrounds, layered translucency
   ============================================ */

/* --- CSS Variables --- */
:root {
  --surface-primary: #0F0F1A;
  --surface-secondary: #1A1A2E;
  --surface-glass: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-blur: 20px;
  --text-primary: #F0F0F0;
  --text-secondary: #8B8BA0;
  --accent: #00D4AA;
  --accent-glow: rgba(0, 212, 170, 0.2);
  --accent-gradient: linear-gradient(135deg, #00D4AA, #0088CC);
  --font-display: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-size-base: 0.95rem;
  --font-size-display: clamp(2.5rem, 2rem + 3vw, 5rem);
  --line-height-body: 1.65;
  --line-height-display: 1.1;
  --letter-spacing-display: -0.02em;
  --space-unit: 1.5rem;
  --section-padding: 5rem 2rem;
  --container-max: 1200px;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

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

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

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

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

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 9999;
  padding: 12px 24px;
  background: var(--accent);
  color: var(--surface-primary);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
}
.skip-link:focus {
  top: 16px;
}

/* --- Mesh Background (applied to body) --- */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(0, 212, 170, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 70%, rgba(0, 136, 204, 0.05) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 50% 50%, rgba(255, 255, 255, 0.01) 0%, transparent 70%);
  pointer-events: none;
}

/* Subtle noise overlay */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
  pointer-events: none;
}

/* --- Glass Panel Utility --- */
.glass {
  background: var(--surface-glass);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-glass);
}

/* --- Container --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

/* --- Section Header Pattern --- */
.section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  width: 3px;
  height: 20px;
  background: var(--accent);
  border-radius: 2px;
  flex-shrink: 0;
}
.section-label span {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--font-size-display);
  font-weight: 600;
  line-height: var(--line-height-display);
  letter-spacing: var(--letter-spacing-display);
  color: var(--text-primary);
}

/* ============================================
   NAVIGATION — Glass nav bar
   ============================================ */
.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 2rem;
  transition: background 0.4s ease, border-color 0.4s ease;
  background: rgba(15, 15, 26, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.nav-bar.scrolled {
  background: rgba(15, 15, 26, 0.9);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}
.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav-logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav-logo-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  line-height: 1;
}
.nav-logo-sub {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  transition: color 0.3s ease;
  position: relative;
  padding-bottom: 4px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transition: width 0.3s ease;
  box-shadow: 0 0 8px var(--accent-glow);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}
.nav-cta {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--surface-primary);
  background: var(--accent-gradient);
  padding: 10px 28px;
  border-radius: var(--radius-sm);
  transition: transform 0.2s ease, box-shadow 0.3s ease;
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile fullscreen glass overlay */
.nav-mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(15, 15, 26, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.nav-mobile-overlay.visible {
  display: flex;
  opacity: 1;
}
.nav-mobile-overlay a {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  transition: color 0.3s ease;
}
.nav-mobile-overlay a:hover {
  color: var(--accent);
}

/* ============================================
   HERO — Glass panel with animated gradient bg
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 2rem 80px;
}

/* Animated gradient background */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(0, 212, 170, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(0, 136, 204, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(26, 26, 46, 1) 0%, var(--surface-primary) 100%);
  animation: heroGradientShift 12s ease-in-out infinite alternate;
}
@keyframes heroGradientShift {
  0% {
    background-position: 0% 0%;
    filter: hue-rotate(0deg);
  }
  50% {
    filter: hue-rotate(10deg);
  }
  100% {
    background-position: 100% 100%;
    filter: hue-rotate(-5deg);
  }
}

/* Background image subtle overlay */
.hero-bg-image {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: url('../images/img_91ec4b041319.jpg') center / cover no-repeat;
  opacity: 0.08;
  filter: saturate(0.3);
}

.hero-glass {
  position: relative;
  z-index: 2;
  max-width: 720px;
  width: 100%;
  padding: clamp(40px, 6vw, 72px) clamp(32px, 5vw, 64px);
  text-align: center;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 8px 20px;
  border: 1px solid rgba(0, 212, 170, 0.3);
  border-radius: 100px;
  margin-bottom: 32px;
  background: rgba(0, 212, 170, 0.06);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 2rem + 4vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: var(--text-primary);
}
.hero h1 .accent-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 480px;
  margin: 0 auto 40px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--surface-primary);
  background: var(--accent-gradient);
  padding: 16px 40px;
  border-radius: 12px;
  transition: transform 0.25s ease, box-shadow 0.3s ease;
}
.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

/* ============================================
   SERVICES — Glass cards grid
   ============================================ */
.services-section {
  padding: var(--section-padding);
  position: relative;
}

.services-header {
  margin-bottom: 56px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.service-card {
  background: var(--surface-glass);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: border-color 0.4s ease, transform 0.3s ease, box-shadow 0.4s ease;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.service-card:hover {
  border-color: rgba(0, 212, 170, 0.3);
  transform: scale(1.02);
  box-shadow: 0 8px 40px rgba(0, 212, 170, 0.1);
}
.service-card:hover::before {
  opacity: 1;
}

.service-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.service-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.service-price {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   ABOUT — Glass split layout
   ============================================ */
.about-section {
  padding: var(--section-padding);
  position: relative;
}

.about-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}
.about-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  pointer-events: none;
}
.about-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
  filter: saturate(0.8) brightness(0.9);
  transition: filter 0.5s ease;
}
.about-image-wrapper:hover img {
  filter: saturate(1) brightness(1);
}

/* Glass overlay on image */
.about-image-glass {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  padding: 20px 24px;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  z-index: 2;
}
.about-image-glass p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.04em;
}
.about-image-glass .accent-num {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 2px;
}

.about-content {
  padding: 16px 0;
}
.about-content .section-label {
  margin-bottom: 16px;
}
.about-content .section-title {
  margin-bottom: 24px;
  font-size: clamp(2rem, 1.5rem + 2vw, 3rem);
}
.about-text {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}
.feature-pill {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--surface-glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: border-color 0.3s ease;
}
.feature-pill:hover {
  border-color: rgba(0, 212, 170, 0.3);
}
.feature-pill .icon {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 212, 170, 0.1);
  border-radius: 6px;
  color: var(--accent);
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* ============================================
   GALLERY — Glass-framed images
   ============================================ */
.gallery-section {
  padding: var(--section-padding);
  position: relative;
}

.gallery-header {
  margin-bottom: 56px;
}

.gallery-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.gallery-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 1;
  border: 1px solid var(--glass-border);
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
  cursor: pointer;
}
.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease, filter 0.4s ease;
  filter: brightness(0.85) saturate(0.7);
}
.gallery-card:hover {
  border-color: rgba(0, 212, 170, 0.4);
  box-shadow: 0 0 24px rgba(0, 212, 170, 0.15);
}
.gallery-card:hover img {
  transform: scale(1.05);
  filter: brightness(1) saturate(1);
}

/* Gallery lightbox overlay */
.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(15, 15, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  transition: opacity 0.3s ease;
  cursor: pointer;
}
.gallery-lightbox.active {
  display: flex;
  opacity: 1;
}
.gallery-lightbox img {
  max-width: 85vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.5);
}
.lightbox-close {
  position: absolute;
  top: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-glass);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: var(--text-primary);
  font-size: 1.2rem;
  cursor: pointer;
  transition: border-color 0.3s ease, color 0.3s ease;
}
.lightbox-close:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ============================================
   CONTACT — Glass form layout
   ============================================ */
.contact-section {
  padding: var(--section-padding);
  position: relative;
}

.contact-header {
  margin-bottom: 56px;
}

.contact-layout {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.contact-info-panel {
  background: var(--surface-glass);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.contact-block {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.contact-block-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 212, 170, 0.08);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: 10px;
  color: var(--accent);
  font-size: 1rem;
  flex-shrink: 0;
}
.contact-block-text h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}
.contact-block-text p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}
.contact-block-text a {
  color: var(--accent);
  transition: opacity 0.3s ease;
}
.contact-block-text a:hover {
  opacity: 0.8;
}

/* Contact form (right panel) */
.contact-form-panel {
  background: var(--surface-glass);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 48px 40px;
}
.contact-form-panel h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.contact-form-panel > p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-field label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.form-field input,
.form-field textarea {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-field input:focus,
.form-field textarea:focus {
  border-color: rgba(0, 212, 170, 0.4);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.08);
}
.form-field textarea {
  resize: vertical;
  min-height: 100px;
}
.form-submit {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--surface-primary);
  background: var(--accent-gradient);
  padding: 16px 32px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.3s ease;
  align-self: flex-start;
}
.form-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  border-top: 1px solid var(--glass-border);
  padding: 48px 2rem;
  text-align: center;
}
.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 24px;
}
.footer-social {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
}
.footer-social a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-glass);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}
.footer-social a:hover {
  border-color: rgba(0, 212, 170, 0.4);
  color: var(--accent);
  box-shadow: 0 0 16px rgba(0, 212, 170, 0.1);
}
.footer-copy {
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

/* ============================================
   WHATSAPP — Glass floating button
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 900;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(0, 212, 170, 0.3);
  border-radius: 14px;
  color: var(--accent);
  font-size: 1.3rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}
.whatsapp-float:hover {
  border-color: var(--accent);
  box-shadow: 0 0 24px var(--accent-glow);
  transform: translateY(-2px);
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  filter: blur(4px);
  transition: opacity 0.7s ease, transform 0.7s ease, filter 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* Staggered children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  filter: blur(3px);
  transition: opacity 0.5s ease, transform 0.5s ease, filter 0.5s ease;
}
.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.12s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.19s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.26s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.33s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.40s; }
.reveal-stagger.visible > *:nth-child(7) { transition-delay: 0.47s; }
.reveal-stagger.visible > *:nth-child(8) { transition-delay: 0.54s; }
.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* ============================================
   PREFERS-REDUCED-MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }
  .reveal-stagger > * {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }
  .hero-bg {
    animation: none;
  }
}

/* ============================================
   RESPONSIVE
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --section-padding: 4rem 1.25rem;
  }

  .nav-links {
    display: none;
  }
  .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }

  .hero {
    padding: 100px 1.25rem 60px;
  }
  .hero-glass {
    padding: 32px 24px;
    border-radius: 20px;
  }

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

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

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

  .contact-info-panel,
  .contact-form-panel {
    padding: 32px 24px;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
  }
}

/* Small phones */
@media (max-width: 480px) {
  .hero h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .nav-inner {
    height: 64px;
  }
}