:root {
      --navy: #12314a;
      --teal: #087f8c;
      --aqua: #e8f7f8;
      --coral: #d94f43;
      --gold: #d6a74a;
      --ink: #142432;
      --muted: #647382;
      --line: rgba(18, 49, 74, .13);
      --soft: #f5faf9;
      --white: #ffffff;
      --shadow: 0 24px 60px rgba(18, 49, 74, .13);
      --radius: 8px;
    }

    * { box-sizing: border-box; }

    html { scroll-behavior: smooth; }

    body {
      margin: 0;
      font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      color: var(--ink);
      background: linear-gradient(180deg, #f7fbfb 0%, #ffffff 44%, #f2f8f6 100%);
      overflow-x: hidden;
    }

    body.menu-open { overflow: hidden; }

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

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
      outline: 3px solid rgba(8, 127, 140, .35);
      outline-offset: 3px;
    }

    section {
      scroll-margin-top: 96px;
    }

    .skip-link {
      position: fixed;
      left: 16px;
      top: 16px;
      z-index: 2000;
      padding: 10px 14px;
      color: #fff;
      background: var(--navy);
      border-radius: var(--radius);
      transform: translateY(-140%);
      transition: transform .2s ease;
    }

    .skip-link:focus {
      transform: translateY(0);
    }

    .section {
      padding: 92px 0;
    }

    .section.compact {
      padding: 64px 0;
    }

    .kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--teal);
      font-size: .78rem;
      font-weight: 900;
      letter-spacing: .08em;
      text-transform: uppercase;
    }

    .kicker::before {
      content: "";
      width: 28px;
      height: 2px;
      background: var(--coral);
    }

    .section-title {
      margin: 12px 0 14px;
      font-family: "Playfair Display", Georgia, serif;
      font-size: clamp(2rem, 4vw, 3.5rem);
      font-weight: 800;
      letter-spacing: 0;
      color: var(--navy);
    }

    .lead-text {
      max-width: 740px;
      color: var(--muted);
      font-size: 1.05rem;
      line-height: 1.8;
    }

    .navbar {
      padding: 14px 0;
      background: rgba(255, 255, 255, .9);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(18px);
      transition: padding .25s ease, box-shadow .25s ease;
    }

    .navbar.scrolled {
      padding: 8px 0;
      box-shadow: 0 12px 34px rgba(18, 49, 74, .09);
    }

    .brand-mark {
      width: 56px;
      height: 56px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: #fff;
      box-shadow: 0 12px 26px rgba(8, 127, 140, .16);
      flex: 0 0 auto;
      overflow: hidden;
    }

    .brand-mark img {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: cover;
    }

    .brand-name {
      color: var(--navy);
      font-size: .98rem;
      font-weight: 900;
      line-height: 1.08;
      letter-spacing: 0;
    }

    .brand-subtitle {
      color: var(--muted);
      font-size: .73rem;
      font-weight: 800;
      letter-spacing: .07em;
      text-transform: uppercase;
    }

    .nav-link {
      color: #3d5267;
      font-size: .92rem;
      font-weight: 800;
      padding: 10px 12px !important;
      border-radius: var(--radius);
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--teal);
      background: rgba(8, 127, 140, .08);
    }

    .navbar-toggler {
      width: 44px;
      height: 44px;
      display: inline-grid;
      place-items: center;
      color: var(--navy);
      background: var(--aqua);
      border: 0;
      border-radius: var(--radius);
      box-shadow: none !important;
    }

    .btn-main,
    .btn-soft {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 48px;
      padding: 12px 20px;
      border-radius: var(--radius);
      font-weight: 900;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .btn-main {
      color: #fff;
      border: 0;
      background: linear-gradient(135deg, var(--coral), #b53830);
      box-shadow: 0 18px 34px rgba(217, 79, 67, .22);
    }

    .btn-soft {
      color: var(--navy);
      border: 1px solid var(--line);
      background: #fff;
    }

    .btn-main:hover,
    .btn-soft:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow);
    }

    .btn-main:active,
    .btn-soft:active {
      transform: translateY(0);
    }

    .hero {
      min-height: 100vh;
      display: flex;
      align-items: center;
      padding: 122px 0 54px;
      position: relative;
      background:
        linear-gradient(90deg, rgba(10, 27, 42, .88) 0%, rgba(18, 49, 74, .78) 43%, rgba(18, 49, 74, .08) 100%),
        url("../naidu-physiotherapy-ai.png") center right / cover no-repeat;
      color: #fff;
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto 0 0;
      height: 42%;
      background: linear-gradient(180deg, rgba(255,255,255,0), rgba(247,251,251,.98));
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 1;
      max-width: 780px;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 9px 12px;
      color: #fbfbff;
      background: rgba(255, 255, 255, .13);
      border: 1px solid rgba(255, 255, 255, .22);
      border-radius: var(--radius);
      font-size: .82rem;
      font-weight: 900;
      letter-spacing: .06em;
      text-transform: uppercase;
      backdrop-filter: blur(14px);
    }

    .hero h1 {
      margin: 22px 0 18px;
      font-family: "Playfair Display", Georgia, serif;
      font-size: clamp(3.2rem, 8vw, 6.8rem);
      line-height: .94;
      font-weight: 800;
      letter-spacing: 0;
    }

    .hero h1 span {
      display: block;
      color: #f4d67c;
    }

    .hero p {
      max-width: 690px;
      color: rgba(255, 255, 255, .88);
      font-size: clamp(1.02rem, 2vw, 1.25rem);
      line-height: 1.8;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 30px;
    }

    .hero-stats {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      max-width: 720px;
      margin-top: 34px;
    }

    .stat-item {
      padding: 16px;
      border: 1px solid rgba(255, 255, 255, .2);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, .12);
      backdrop-filter: blur(16px);
    }

    .stat-item strong {
      display: block;
      color: #fff;
      font-size: 1rem;
      font-weight: 900;
    }

    .stat-item span {
      color: rgba(255, 255, 255, .78);
      font-size: .82rem;
      font-weight: 700;
    }

    .quick-strip {
      position: relative;
      z-index: 2;
      margin-top: -34px;
    }

    .quick-strip-inner {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 1px;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--line);
      box-shadow: var(--shadow);
    }

    .quick-item {
      min-height: 116px;
      padding: 22px;
      background: #fff;
    }

    .quick-item i {
      color: var(--coral);
      font-size: 1.45rem;
    }

    .quick-item strong {
      display: block;
      margin: 10px 0 4px;
      color: var(--navy);
      font-weight: 900;
    }

    .quick-item span {
      color: var(--muted);
      font-size: .92rem;
      line-height: 1.55;
    }

    .about-photo {
      min-height: 560px;
      border-radius: var(--radius);
      background: url("../naidu-rehab-facility-ai.png") center / cover no-repeat;
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }

    .about-photo::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 45%, rgba(18, 49, 74, .78));
    }

    .photo-caption {
      position: absolute;
      left: 22px;
      right: 22px;
      bottom: 22px;
      z-index: 1;
      color: #fff;
      font-weight: 900;
    }

    .feature-list {
      display: grid;
      gap: 12px;
      margin-top: 24px;
    }

    .feature-list li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      color: #3e5262;
      list-style: none;
      line-height: 1.6;
    }

    .feature-list i {
      color: var(--teal);
      font-size: 1.08rem;
      margin-top: 3px;
    }

    .care-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
      margin-top: 34px;
    }

    .care-card,
    .process-step,
    .facility-card,
    .review-card,
    .faq-box,
    .contact-panel {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: #fff;
      box-shadow: 0 18px 44px rgba(18, 49, 74, .07);
    }

    .care-card {
      min-height: 260px;
      padding: 26px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .care-card:hover {
      transform: translateY(-5px);
      border-color: rgba(8, 127, 140, .34);
      box-shadow: var(--shadow);
    }

    .icon-box {
      width: 50px;
      height: 50px;
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--teal);
      border-radius: var(--radius);
      font-size: 1.35rem;
    }

    .care-card:nth-child(2n) .icon-box { background: var(--coral); }
    .care-card:nth-child(3n) .icon-box { background: var(--navy); }

    .care-card h3,
    .process-step h3,
    .facility-card h3 {
      margin: 18px 0 10px;
      color: var(--navy);
      font-size: 1.2rem;
      font-weight: 900;
    }

    .care-card p,
    .process-step p,
    .facility-card p,
    .review-card p {
      color: var(--muted);
      line-height: 1.7;
      margin: 0;
    }

    .band {
      background: linear-gradient(135deg, var(--navy), #0a6170);
      color: #fff;
    }

    .band .section-title,
    .band .kicker,
    .band .lead-text {
      color: #fff;
    }

    .band .kicker::before { background: var(--gold); }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      margin-top: 34px;
    }

    .process-step {
      padding: 24px;
      background: rgba(255, 255, 255, .96);
    }

    .step-number {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--coral);
      border-radius: 50%;
      font-weight: 900;
    }

    .rehab-panel {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 42px;
      align-items: center;
    }

    .rehab-image {
      min-height: 430px;
      border-radius: var(--radius);
      background:
        linear-gradient(180deg, rgba(18,49,74,.1), rgba(18,49,74,.62)),
        url("../naidu-rehab-facility-ai.png") center / cover no-repeat;
      box-shadow: var(--shadow);
    }

    .rehab-image.stroke {
      background:
        linear-gradient(180deg, rgba(18,49,74,.06), rgba(18,49,74,.46)),
        url("../naidu-stroke-rehab-ai.png") center / cover no-repeat;
    }

    .rehab-image.spine {
      background:
        linear-gradient(180deg, rgba(18,49,74,.06), rgba(18,49,74,.46)),
        url("../naidu-spine-care-ai.png") center / cover no-repeat;
    }

    .facility-grid {
      display: grid;
      grid-template-columns: repeat(5, minmax(0, 1fr));
      gap: 14px;
      margin-top: 34px;
    }

    .facility-card {
      min-height: 166px;
      padding: 22px;
    }

    .facility-card i {
      color: var(--teal);
      font-size: 1.5rem;
    }

    .gallery-grid {
      display: grid;
      grid-template-columns: 1.3fr .9fr .9fr;
      grid-auto-rows: 220px;
      gap: 16px;
      margin-top: 34px;
    }

    .gallery-item {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius);
      background: var(--navy);
      box-shadow: 0 18px 42px rgba(18, 49, 74, .1);
    }

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

    .gallery-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: .9;
      transition: transform .35s ease;
    }

    .gallery-item:hover img { transform: scale(1.04); }

    .gallery-label {
      position: absolute;
      left: 16px;
      bottom: 16px;
      padding: 8px 10px;
      color: #fff;
      background: rgba(18, 49, 74, .82);
      border-radius: var(--radius);
      font-weight: 900;
    }

    .review-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
      margin-top: 34px;
    }

    .review-card {
      padding: 26px;
    }

    .review-card i {
      color: var(--gold);
      font-size: 1.2rem;
    }

    .review-name {
      margin-top: 20px;
      color: var(--navy);
      font-weight: 900;
    }

    .accordion {
      display: grid;
      gap: 12px;
      margin-top: 34px;
    }

    .faq-box {
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 20px 22px;
      color: var(--navy);
      background: #fff;
      border: 0;
      text-align: left;
      font-weight: 900;
    }

    .faq-question i {
      color: var(--teal);
      transition: transform .2s ease;
    }

    .faq-answer {
      display: none;
      padding: 0 22px 22px;
      color: var(--muted);
      line-height: 1.75;
    }

    .faq-box.open .faq-answer { display: block; }
    .faq-box.open .faq-question i { transform: rotate(180deg); }

    .contact-wrap {
      display: grid;
      grid-template-columns: .85fr 1.15fr;
      gap: 24px;
      align-items: start;
    }

    .contact-panel {
      padding: 28px;
    }

    .contact-row {
      display: flex;
      gap: 14px;
      padding: 18px 0;
      border-bottom: 1px solid var(--line);
    }

    .contact-row:last-child { border-bottom: 0; }

    .contact-row i {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      color: #fff;
      background: var(--teal);
      border-radius: var(--radius);
    }

    .contact-row strong {
      display: block;
      color: var(--navy);
      font-weight: 900;
    }

    .contact-row span {
      color: var(--muted);
      line-height: 1.55;
    }

    .form-control,
    .form-select {
      min-height: 50px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      color: var(--ink);
      box-shadow: none !important;
    }

    textarea.form-control { min-height: 118px; }

    .form-control:focus,
    .form-select:focus {
      border-color: var(--teal);
    }

    .form-hint {
      color: var(--muted);
      font-size: .88rem;
      line-height: 1.6;
    }

    .footer {
      padding: 54px 0 26px;
      color: rgba(255, 255, 255, .76);
      background: #0c2438;
    }

    .footer h3,
    .footer h4 {
      color: #fff;
      font-weight: 900;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 14px;
    }

    .footer-logo {
      width: 58px;
      height: 58px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: #fff;
      object-fit: cover;
      box-shadow: 0 16px 34px rgba(0, 0, 0, .22);
    }

    .footer a:hover { color: #fff; }

    .footer-line {
      margin-top: 36px;
      padding-top: 22px;
      border-top: 1px solid rgba(255, 255, 255, .12);
      color: rgba(255, 255, 255, .62);
      font-size: .92rem;
    }

    @media (max-width: 1199px) {
      .facility-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    }

    @media (max-width: 991px) {
      .navbar-collapse {
        margin-top: 12px;
        padding: 12px;
        background: #fff;
        border: 1px solid var(--line);
        border-radius: var(--radius);
        box-shadow: var(--shadow);
      }

      .hero {
        min-height: auto;
        padding-top: 112px;
        background:
          linear-gradient(180deg, rgba(10, 27, 42, .92) 0%, rgba(18, 49, 74, .78) 52%, rgba(18, 49, 74, .18) 100%),
          url("../naidu-physiotherapy-ai.png") center / cover no-repeat;
      }

      .quick-strip-inner,
      .care-grid,
      .process-grid,
      .review-grid,
      .contact-wrap,
      .rehab-panel {
        grid-template-columns: 1fr 1fr;
      }

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

    @media (max-width: 767px) {
      .section { padding: 68px 0; }
      .section.compact { padding: 48px 0; }

      .hero {
        padding-bottom: 78px;
      }

      .hero h1 {
        font-size: clamp(2.75rem, 16vw, 4.4rem);
      }

      .hero-actions,
      .hero-actions a {
        width: 100%;
      }

      .hero-stats,
      .quick-strip-inner,
      .care-grid,
      .process-grid,
      .facility-grid,
      .review-grid,
      .contact-wrap,
      .rehab-panel,
      .gallery-grid {
        grid-template-columns: 1fr;
      }

      .quick-strip {
        margin-top: -24px;
      }

      .about-photo,
      .rehab-image {
        min-height: 360px;
      }

      .gallery-grid {
        grid-auto-rows: 230px;
      }

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

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
      }
    }