/* ========================================
   DR EDWARD CLARKE — SITE STYLES
   Black & White | Glass UI | Clean UX
   ======================================== */

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

:root {
  --white: #ffffff;
  --off-white: #f7f7f7;
  --light-gray: #e8e8e8;
  --mid-gray: #999999;
  --dark-gray: #333333;
  --black: #000000;
  --blue: #2563EB;
  --blue-dark: #1D4ED8;
  --blue-light: #EFF6FF;
  --glass-bg: rgba(255, 255, 255, 0.45);
  --glass-border: rgba(0, 0, 0, 0.06);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
}

p {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  color: var(--dark-gray);
}

/* ========================================
   LAYOUT
   ======================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
}

.section {
  padding: clamp(4rem, 8vw, 8rem) 0;
}

/* ========================================
   GLASS NAVBAR
   ======================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  background: var(--glass-bg);
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}

.navbar.scrolled {
  padding: 0.6rem 0;
  background: rgba(255, 255, 255, 0.6);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav-logo span {
  font-weight: 300;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  position: relative;
  padding: 0.25rem 0;
  transition: var(--transition);
}

.nav-links a.btn {
  padding: 0.6rem 1.5rem;
  white-space: nowrap;
}

.nav-links a.btn::after {
  position: static;
  width: auto;
  height: auto;
  background: none;
}

.nav-links a.btn.btn-arrow::after {
  content: '→';
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--black);
  transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a:hover {
  color: var(--black);
}

/* Mobile close button — hidden on desktop */
.nav-close {
  display: none;
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--black);
  transition: var(--transition);
}

.nav-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 5px);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -5px);
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--black);
  border: 1.5px solid var(--black);
}

.btn-secondary:hover {
  background: var(--black);
  color: var(--white);
  transform: translateY(-2px);
}

.hero .btn-secondary {
  border-color: var(--blue);
  color: var(--blue);
}

.hero .btn-secondary:hover {
  background: var(--blue);
  color: var(--white);
}

.btn-arrow::after {
  content: '→';
  transition: var(--transition);
}

.btn-arrow:hover::after {
  transform: translateX(4px);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 8rem;
  padding-bottom: 6rem;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: stretch;
}

.hero-content {
  max-width: 560px;
}

.hero-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 1.5rem;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: clamp(1.05rem, 1.3vw, 1.2rem);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  display: flex;
  align-items: center;
}

/* Hero entrance animations */
.hero.animated .hero-label {
  animation: fadeUp 0.8s ease 0.2s both;
}

.hero.animated h1 {
  animation: fadeUp 0.8s ease 0.4s both;
}

.hero.animated .hero-description {
  animation: fadeUp 0.8s ease 0.6s both;
}

.hero.animated .hero-ctas {
  animation: fadeUp 0.8s ease 0.8s both;
}

.hero.animated .hero-image {
  animation: fadeLeft 1s ease 0.5s both;
}

.hero-image-wrapper {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 100%;
  background: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: var(--transition-slow);
}

.hero-image-wrapper:hover img {
  filter: grayscale(60%);
  transform: scale(1.03);
}

.hero-image-accent {
  display: none;
}

/* ========================================
   ANNOUNCEMENT BAR
   ======================================== */

.announcement {
  background: var(--black);
  color: var(--white);
  text-align: center;
  padding: 1rem 1.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.announcement a {
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 600;
  transition: var(--transition);
}

.announcement a:hover {
  opacity: 0.8;
}

/* ========================================
   SERVICES SECTION
   ======================================== */

.services {
  background: var(--off-white);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 1rem;
}

.section-header p {
  margin-top: 1rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: start;
}

.service-card {
  background: var(--white);
  padding: 2.5rem;
  border: 1px solid var(--light-gray);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.service-card h3 {
  height: 3.6rem;
  margin-bottom: 1rem;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.service-card.is-expanded:hover {
  transform: none;
}

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

.service-icon {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
}

.service-card h3 {
  margin-bottom: 1rem;
}

.service-card p {
  font-size: 0.95rem;
  line-height: 1.65;
}

.service-card-top {
  flex: 1;
  position: relative;
}

.service-card-top::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3rem;
  background: linear-gradient(to bottom, transparent, var(--white));
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.service-card.is-expanded .service-card-top::after {
  opacity: 0;
}

.service-expanded {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, padding 0.3s ease;
  opacity: 0;
  padding-top: 0;
}

.service-card.is-expanded .service-expanded {
  max-height: 400px;
  opacity: 1;
  padding-top: 1.25rem;
}

.service-toggle {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--light-gray);
  cursor: pointer;
}

.service-toggle-icon {
  font-size: 1.4rem;
  font-weight: 300;
  line-height: 1;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-block;
}

.service-card.is-expanded .service-toggle-icon {
  transform: rotate(45deg);
}

/* ========================================
   CTA BANNER
   ======================================== */

.cta-banner {
  background: var(--black);
  color: var(--white);
}

.cta-banner .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.cta-banner h2 {
  color: var(--white);
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.5rem;
}

.cta-banner .btn-primary {
  background: var(--white);
  color: var(--black);
  flex-shrink: 0;
}

.cta-banner .btn-primary:hover {
  background: var(--light-gray);
}

/* ========================================
   LOCATIONS / CONTACT SECTION
   ======================================== */

.locations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.locations-grid--single {
  grid-template-columns: 1fr;
  max-width: 560px;
  margin: 0 auto;
}

.location-card {
  padding: 2.5rem;
  border: 1px solid var(--light-gray);
  transition: var(--transition);
  min-width: 0;
  overflow-wrap: break-word;
  word-break: break-word;
}

.location-card:hover {
  border-color: var(--black);
}

.location-name {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--light-gray);
}

.location-detail {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.location-detail-label {
  font-weight: 600;
  min-width: 60px;
  color: var(--black);
}

.location-detail-value {
  color: var(--dark-gray);
}

.location-detail-value a {
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: var(--transition);
}

.location-detail-value a:hover {
  opacity: 0.7;
}

.location-cta {
  margin-top: 2rem;
}

/* ========================================
   ABOUT PAGE — HERO
   ======================================== */

.about-hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  padding-bottom: 6rem;
}

.about-hero .container {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.about-content {
  max-width: 100%;
}

.about-content .section-label {
  text-align: left;
}

.about-content h1 {
  margin-bottom: 1.5rem;
}

.about-text {
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.about-cta {
  margin-top: 2.5rem;
}

.about-image {
  position: relative;
}

.about-image-wrapper {
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--light-gray);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
}

.about-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.about-image-wrapper:hover img {
  transform: scale(1.02);
}

.about-image-accent {
  display: none;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
  background: var(--black);
  color: var(--white);
  padding: 3rem 0;
  margin-top: clamp(4rem, 8vw, 8rem);
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-logo {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-logo span {
  font-weight: 300;
}

.footer-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.footer-links a {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.7;
  transition: var(--transition);
}

.footer-links a:hover {
  opacity: 1;
}

.footer-socials {
  display: flex;
  gap: 1.25rem;
  list-style: none;
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  opacity: 0.7;
  transition: var(--transition);
  font-size: 0.85rem;
}

.footer-socials a:hover {
  opacity: 1;
  border-color: var(--white);
  transform: translateY(-2px);
}

/* ========================================
   ANIMATIONS
   ======================================== */

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

@keyframes fadeLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Scroll-triggered reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--transition), transform 0.8s var(--transition);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

@media (max-width: 968px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
    order: 2;
  }

  .hero-image {
    order: 1;
    max-width: 400px;
    margin: 0 auto;
  }

  .hero-ctas {
    justify-content: center;
  }

  .services-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .cta-banner .container {
    flex-direction: column;
    text-align: center;
  }

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

  .locations-grid--single {
    display: block;
    max-width: calc(100vw - 3rem);
    width: calc(100vw - 3rem);
    margin: 0 auto;
  }

  .location-card {
    width: 100%;
    box-sizing: border-box;
    padding: 2rem;
  }

  .about-hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-content {
    max-width: 100%;
    order: 2;
  }

  .about-content .section-label {
    text-align: center;
  }

  .about-image {
    order: 1;
    max-width: 360px;
    margin: 0 auto;
  }

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

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    padding: 5rem 2rem 2.5rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    z-index: 998;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .navbar {
    z-index: 1000;
  }

  .nav-close {
    display: flex;
    position: absolute;
    top: 1.1rem;
    right: 1.25rem;
    background: none;
    border: none;
    font-size: 1.4rem;
    cursor: pointer;
    color: var(--black);
    line-height: 1;
    padding: 0.25rem;
  }

  .nav-links a {
    font-size: 1rem;
  }

  .nav-toggle {
    display: flex;
  }

  .footer .container {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }

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