/* =========================================
   CSS CUSTOM PROPERTIES — COLOR SYSTEM
   ========================================= */
:root {
  --c-bg: #030d05;
  --c-bg2: #071510;
  --c-bg3: #0c2016;
  --c-primary: #22c55e;
  --c-primary-dim: #16a34a;
  --c-accent: #86efac;
  --c-warm: #f0fdf4;
  --c-text: #ecfdf5;
  --c-muted: #6ee7b7;
  --c-glass: rgba(34, 197, 94, 0.07);
  --c-glass-border: rgba(34, 197, 94, 0.18);

  --font-display: 'Gloock', Georgia, serif;
  --font-body: 'Albert Sans', sans-serif;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
}

/* =========================================
   BASE RESET & TYPOGRAPHY
   ========================================= */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--c-primary-dim) var(--c-bg2);
}

body {
  font-family: var(--font-body);
  background-color: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

::-webkit-scrollbar-track {
  background: var(--c-bg2);
}

::-webkit-scrollbar-thumb {
  background: var(--c-primary-dim);
  border-radius: 3px;
}

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

/* =========================================
   ANIMATIONS
   ========================================= */
@keyframes letterIn {
  from {
    opacity: 0;
    transform: translateY(40px) rotate(3deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotate(0deg);
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.85);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.15);
    opacity: 0.3;
  }
  100% {
    transform: scale(0.85);
    opacity: 0.8;
  }
}

@keyframes pulse-outer {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes typing-dot {
  0%, 100% { opacity: 0.3; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(-3px); }
}

/* =========================================
   LETTER ANIMATION SPANS
   ========================================= */
.letter-span {
  display: inline-block;
  opacity: 0;
  animation: letterIn 0.6s var(--ease-out-expo) forwards;
  animation-delay: calc(var(--i) * 0.045s);
}

/* =========================================
   SCROLL REVEAL
   ========================================= */
[data-reveal] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out-expo), transform 0.7s var(--ease-out-expo);
}

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

/* =========================================
   GLASS CARD
   ========================================= */
.glass-card {
  background: var(--c-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--c-glass-border);
}

.glass-pill {
  background: var(--c-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-glass-border);
  padding: 6px 16px;
  border-radius: 100px;
}

/* =========================================
   BUTTONS
   ========================================= */
.btn-primary {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dim));
  color: white;
  font-family: var(--font-body);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease-out-expo);
  box-shadow: 0 0 24px rgba(34, 197, 94, 0.3);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(34, 197, 94, 0.5);
  filter: brightness(1.1);
}

.btn-ghost {
  background: transparent;
  color: var(--c-accent);
  border: 1px solid var(--c-glass-border);
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--ease-out-expo);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn-ghost:hover {
  background: var(--c-glass);
  border-color: var(--c-primary);
}

.btn-dark {
  background: var(--c-bg);
  color: var(--c-accent);
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--ease-out-expo);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn-dark:hover {
  background: var(--c-bg2);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: var(--c-bg);
  border: 2px solid var(--c-bg);
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--ease-out-expo);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn-outline-dark:hover {
  background: var(--c-bg);
  color: var(--c-accent);
  transform: translateY(-2px);
}

/* =========================================
   TEXT GRADIENT
   ========================================= */
.text-gradient {
  background: linear-gradient(135deg, var(--c-accent), var(--c-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* =========================================
   NAVBAR
   ========================================= */
#navbar {
  background: transparent;
}

#navbar.scrolled {
  background: rgba(3, 13, 5, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-glass-border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-link {
  position: relative;
  text-decoration: none;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--c-accent);
  transition: width 0.3s var(--ease-out-expo);
}

.nav-link:hover::after {
  width: 100%;
}

/* Mobile Menu */
#mobile-menu.open {
  max-height: 500px;
}

.mobile-nav-link {
  text-decoration: none;
  display: block;
}

/* Hamburger animation */
#hamburger.open .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
#hamburger.open .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
#hamburger.open .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero-section {
  background:
    radial-gradient(ellipse 80% 60% at 20% 20%, rgba(34, 197, 94, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(22, 163, 74, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 100% 80% at 50% 50%, rgba(7, 21, 16, 0.9) 0%, var(--c-bg) 100%);
  padding-top: 80px;
}

/* Decorative elements */
.deco-line {
  position: absolute;
  background: linear-gradient(90deg, transparent, var(--c-primary), transparent);
  height: 1px;
  opacity: 0.2;
  pointer-events: none;
}

.deco-line-1 {
  top: 25%;
  left: -10%;
  right: -10%;
  transform: rotate(-2deg);
}

.deco-line-2 {
  bottom: 30%;
  left: -10%;
  right: -10%;
  transform: rotate(1.5deg);
}

.deco-circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--c-glass-border);
  pointer-events: none;
}

.deco-circle-1 {
  width: 500px;
  height: 500px;
  top: -150px;
  right: -150px;
  opacity: 0.3;
}

.deco-circle-2 {
  width: 300px;
  height: 300px;
  bottom: 50px;
  left: -80px;
  opacity: 0.2;
}

/* Thin decorative horizontal line for sections */
.thin-line-h {
  position: absolute;
  top: 0;
  left: 5%;
  right: 5%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-glass-border), transparent);
  pointer-events: none;
}

/* Scroll indicator */
.scroll-indicator {
  width: 24px;
  height: 40px;
  border: 1px solid var(--c-glass-border);
  border-radius: 12px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 6px;
}

.scroll-dot {
  width: 4px;
  height: 8px;
  background: var(--c-primary);
  border-radius: 2px;
  animation: scrollBounce 2s ease-in-out infinite;
}

/* =========================================
   SECTION EYEBROW
   ========================================= */
.section-eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-primary);
  padding: 6px 16px;
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 100px;
  background: rgba(34, 197, 94, 0.08);
}

/* =========================================
   SERVICES SECTION
   ========================================= */
.section-bg-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(34, 197, 94, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s var(--ease-out-expo), border-color 0.4s;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-primary), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(34, 197, 94, 0.15);
  border-color: rgba(34, 197, 94, 0.35);
}

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

.service-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s, border-color 0.3s;
}

.service-card:hover .service-icon-wrap {
  background: rgba(34, 197, 94, 0.2);
  border-color: rgba(34, 197, 94, 0.4);
}

.service-featured {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.12), rgba(22, 163, 74, 0.06));
  border-color: rgba(34, 197, 94, 0.3);
}

.featured-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-bg);
  background: var(--c-primary);
  padding: 3px 10px;
  border-radius: 100px;
}

.service-arrow {
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.3s, transform 0.3s;
}

.service-card:hover .service-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* =========================================
   ABOUT SECTION
   ========================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}

@media (min-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
  }
}

.dr-photo-wrap {
  position: relative;
  border-radius: 32px;
  overflow: visible;
}

.dr-photo {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: 24px;
  border: 1px solid var(--c-glass-border);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.dr-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  padding: 16px 20px;
  border-radius: 20px;
  text-align: center;
  min-width: 110px;
}

.team-photo {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: 24px;
  border: 1px solid var(--c-glass-border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.about-bullet {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.bullet-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.consultorio-photos-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.consultorio-thumb {
  height: 80px;
  width: 100%;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--c-glass-border);
  transition: transform 0.3s, border-color 0.3s;
}

.consultorio-thumb:hover {
  transform: scale(1.05);
  border-color: var(--c-primary);
}

/* =========================================
   TESTIMONIOS
   ========================================= */
.testimonios-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 50%, rgba(12, 32, 22, 0.8), transparent);
  pointer-events: none;
}

.testimonios-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .testimonios-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1280px) {
  .testimonios-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .testimonios-grid > *:nth-child(1) {
    grid-column: span 1;
  }
  .testimonios-grid > *:nth-child(4) {
    grid-column: span 2;
  }
}

.testimonio-card {
  transition: transform 0.4s var(--ease-out-expo), box-shadow 0.4s;
}

.testimonio-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(34, 197, 94, 0.1);
}

.stars {
  color: #fbbf24;
  font-size: 1rem;
  letter-spacing: 2px;
}

.testimonio-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dim));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-body);
  flex-shrink: 0;
}

/* =========================================
   GALLERY
   ========================================= */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: 220px;
  gap: 12px;
}

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 240px;
  }
}

@media (min-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 260px;
  }
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid var(--c-glass-border);
  cursor: pointer;
  transition: border-color 0.3s, transform 0.4s var(--ease-out-expo), box-shadow 0.4s;
}

.gallery-item-tall {
  grid-row: span 2;
}

.gallery-item-wide {
  grid-column: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out-expo);
}

.gallery-item:hover {
  border-color: var(--c-primary);
  transform: scale(1.02);
  box-shadow: 0 16px 48px rgba(34, 197, 94, 0.2);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.3), rgba(3, 13, 5, 0.5));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s;
}

.gallery-item:hover .gallery-overlay,
.gallery-item:focus .gallery-overlay {
  opacity: 1;
}

.gallery-item:focus {
  outline: 2px solid var(--c-primary);
  outline-offset: 2px;
}

/* =========================================
   LIGHTBOX
   ========================================= */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(3, 13, 5, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-in-out);
}

.lightbox-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox-image-wrap {
  position: relative;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 82vh;
  object-fit: contain;
  border-radius: 16px;
  border: 1px solid var(--c-glass-border);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.8);
  transition: opacity 0.3s;
}

.lightbox-counter {
  color: var(--c-muted);
  font-size: 12px;
  font-family: var(--font-body);
  letter-spacing: 0.1em;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-glass);
  border: 1px solid var(--c-glass-border);
  color: var(--c-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s, border-color 0.3s;
  z-index: 10;
}

.lightbox-close:hover {
  background: rgba(34, 197, 94, 0.2);
  border-color: var(--c-primary);
}

.lightbox-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--c-glass);
  border: 1px solid var(--c-glass-border);
  color: var(--c-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s, border-color 0.3s, transform 0.3s;
  z-index: 10;
}

.lightbox-arrow:hover {
  background: rgba(34, 197, 94, 0.2);
  border-color: var(--c-primary);
}

.lightbox-prev {
  left: 20px;
}

.lightbox-next {
  right: 20px;
}

.lightbox-prev:hover {
  transform: translateY(-50%) translateX(-3px);
}

.lightbox-next:hover {
  transform: translateY(-50%) translateX(3px);
}

/* =========================================
   CTA BANNER
   ========================================= */
.cta-banner-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-dim) 50%, #14532d 100%);
  background-size: 200% 200%;
  animation: gradientShift 8s ease infinite;
}

/* =========================================
   CONTACT SECTION
   ========================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1.2fr 1fr;
    gap: 3rem;
    align-items: start;
  }
}

.form-input {
  font-family: var(--font-body);
}

.form-input::placeholder {
  color: rgba(110, 231, 183, 0.4);
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* =========================================
   FOOTER
   ========================================= */
footer {
  background: var(--c-bg2);
}

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

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 4rem;
  }
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--c-glass);
  border: 1px solid var(--c-glass-border);
  color: var(--c-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s, border-color 0.3s, color 0.3s, transform 0.3s;
}

.social-icon:hover {
  background: rgba(34, 197, 94, 0.15);
  border-color: var(--c-primary);
  color: var(--c-accent);
  transform: translateY(-3px);
}

.map-wrap {
  border: 1px solid var(--c-glass-border);
  overflow: hidden;
}

.map-wrap iframe {
  display: block;
  filter: hue-rotate(120deg) saturate(0.4) brightness(0.7);
}

/* =========================================
   CHAT WIDGET
   ========================================= */
.chat-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

/* Pulse animation button */
.pulse-button {
  position: relative;
}

.pulse-button::before,
.pulse-button::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.3);
  animation: pulse-outer 2.5s ease-out infinite;
  pointer-events: none;
}

.pulse-button::after {
  animation-delay: 1.25s;
}

.chat-toggle-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dim));
  border: none;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(34, 197, 94, 0.4);
  transition: transform 0.3s var(--ease-out-expo), box-shadow 0.3s;
  position: relative;
  z-index: 2;
}

.chat-toggle-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 40px rgba(34, 197, 94, 0.55);
}

.chat-toggle-btn.open {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  box-shadow: 0 8px 32px rgba(239, 68, 68, 0.4);
}

/* Tooltip */
.chat-tooltip {
  background: var(--c-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--c-glass-border);
  color: var(--c-accent);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 100px;
  white-space: nowrap;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.chat-tooltip.hidden {
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
}

/* Chat Panel */
.chat-panel {
  width: 340px;
  max-width: calc(100vw - 48px);
  background: var(--c-bg2);
  border: 1px solid var(--c-glass-border);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px) scale(0.95);
  transition: opacity 0.35s var(--ease-out-expo), transform 0.35s var(--ease-out-expo);
  transform-origin: bottom right;
  height: 480px;
}

.chat-panel.open {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0) scale(1);
}

.chat-header {
  background: linear-gradient(135deg, var(--c-bg3), var(--c-bg2));
  border-bottom: 1px solid var(--c-glass-border);
  padding: 16px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.chat-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dim));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chat-close-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--c-glass);
  border: 1px solid var(--c-glass-border);
  color: var(--c-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
}

.chat-close-btn:hover {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}

/* Custom scrollbar for chat */
.chat-messages::-webkit-scrollbar {
  width: 4px;
}

.chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
  background: rgba(34, 197, 94, 0.3);
  border-radius: 2px;
}

/* Chat bubbles */
.chat-msg {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 13px;
  line-height: 1.5;
  font-family: var(--font-body);
  word-break: break-word;
}

.chat-msg-assistant {
  align-self: flex-start;
  background: var(--c-glass);
  border: 1px solid var(--c-glass-border);
  color: var(--c-text);
  border-bottom-left-radius: 4px;
}

.chat-msg-user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dim));
  color: white;
  border-bottom-right-radius: 4px;
}

.chat-msg a {
  color: var(--c-accent);
  text-decoration: underline;
  word-break: break-all;
}

.chat-msg-user a {
  color: #bbf7d0;
}

/* Typing indicator */
.typing-indicator {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 12px 14px;
}

.typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-muted);
  animation: typing-dot 1.2s ease-in-out infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

/* Chat input area */
.chat-input-area {
  border-top: 1px solid var(--c-glass-border);
  padding: 12px;
  display: flex;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
  background: var(--c-bg2);
}

.chat-input {
  flex: 1;
  background: var(--c-glass);
  border: 1px solid var(--c-glass-border);
  border-radius: 12px;
  padding: 10px 14px;
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}

.chat-input:focus {
  border-color: var(--c-primary);
}

.chat-input::placeholder {
  color: rgba(110, 231, 183, 0.4);
}

.chat-send-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dim));
  border: none;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s, box-shadow 0.2s;
  flex-shrink: 0;
}

.chat-send-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 16px rgba(34, 197, 94, 0.4);
}

.chat-send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* =========================================
   RESPONSIVE ADJUSTMENTS
   ========================================= */
@media (max-width: 640px) {
  .dr-photo {
    height: 340px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 160px;
  }

  .gallery-item-wide {
    grid-column: span 1;
  }

  .gallery-item-tall {
    grid-row: span 1;
  }

  .lightbox-prev {
    left: 8px;
  }

  .lightbox-next {
    right: 8px;
  }

  .lightbox-arrow {
    width: 40px;
    height: 40px;
  }
}

/* =========================================
   FOCUS VISIBLE (accessibility)
   ========================================= */
:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: 3px;
  border-radius: 4px;
}