/* Alternating section backgrounds */
    body { background: var(--bg); color: var(--ink); }
    .sec-white { background: var(--bg); }
    .sec-teal { background: var(--bg-soft); }
    :root {
      --bg:       #fbfbfd;
      --bg-elev:  #ffffff;
      --bg-soft:  #f4f5f7;
      --ink:      #0a0a0f;
      --ink-2:    #1d1d24;
      --muted:    #6e6e76;
      --muted-2:  #8a8a93;
      --line:     rgba(10,10,15,0.08);
      --line-soft:rgba(10,10,15,0.05);
      --accent: #11B5B0;
      --accent-soft: #e0f7f6;
      --accent-ink: #0A8F8B;
      --accent-mid: #0A8F8B;
      --shadow-sm: 0 1px 2px rgba(15,17,23,.04), 0 1px 1px rgba(15,17,23,.03);
      --shadow-md: 0 1px 2px rgba(15,17,23,.04), 0 8px 24px -8px rgba(15,17,23,.08);
      --shadow-lg: 0 1px 2px rgba(15,17,23,.04), 0 24px 60px -20px rgba(15,17,23,.14);
      --r-sm: 12px; --r-md: 18px; --r-lg: 24px; --r-xl: 32px;
      --font: var(--font-body-family, 'SF Pro Text', 'SF Pro TH', 'SFProThai', -apple-system, BlinkMacSystemFont, sans-serif);
    }
    *, *::before, *::after { box-sizing: border-box; }
    html, body { margin: 0; padding: 0; }
    body { font-family: var(--font); background: var(--bg); color: var(--ink); -webkit-font-smoothing: antialiased; line-height: 1.55; }
    a { color: inherit; text-decoration: none; }
    button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

    .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 28px; }

    /* NAV */
    .i-nav { position: sticky; top: 0; z-index: 200; backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px); background: rgba(251,251,253,.78); border-bottom: 1px solid var(--line-soft); }
    .i-nav-inner { height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
    .i-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; letter-spacing: -.02em; }
    .i-brand-mark { width: 30px; height: 30px; border-radius: 9px; background: linear-gradient(135deg, var(--ink) 0%, #2a2a35 100%); display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 14px; letter-spacing: -.04em; }
    .i-nav-links { display: flex; gap: 28px; align-items: center; }
    .i-nav-links a { font-size: 14.5px; font-weight: 500; color: var(--ink-2); opacity: .78; transition: opacity .2s; }
    .i-nav-links a:hover { opacity: 1; }
    .i-nav-cta { display: flex; align-items: center; gap: 10px; }

    /* BUTTONS */
    .i-btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border-radius: 999px; font-weight: 600; font-size: 14.5px; transition: all .2s ease; border: 1px solid transparent; white-space: nowrap; cursor: pointer; font-family: var(--font); }
    .i-btn-primary { background: var(--accent); color: #fff; }
    .i-btn-primary:hover { background: var(--accent-mid); transform: translateY(-1px); }
    .i-btn-ghost { color: var(--ink-2); border-color: var(--line); }
    .i-btn-ghost:hover { background: var(--bg-soft); }
    .i-btn-dark { background: var(--ink); color: #fff; }
    .i-btn-dark:hover { background: #2a2a35; transform: translateY(-1px); }

    /* EYEBROW */
    .i-eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px 6px 8px; background: var(--bg-elev); border: 1px solid var(--line); border-radius: 999px; font-size: 13px; font-weight: 500; color: var(--ink-2); box-shadow: var(--shadow-sm); }
    .i-chip { background: var(--accent-soft); color: var(--accent-ink); padding: 3px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 600; letter-spacing: .02em; }

    /* HERO */
    .i-hero { position: relative; padding: 88px 0 64px; overflow: hidden; }
    .i-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse 1100px 500px at 50% -10%, color-mix(in srgb, var(--accent) 12%, transparent) 0%, transparent 60%), linear-gradient(180deg, transparent 0%, var(--bg) 80%); pointer-events: none; }
    .i-hero-inner { position: relative; text-align: center; display: flex; flex-direction: column; align-items: center; }
    .i-h1 { margin: 22px 0 18px; font-weight: 700; font-size: clamp(42px, 6vw, 72px); line-height: 1.08; letter-spacing: -.025em; max-width: 860px; color: var(--ink); text-wrap: balance; }
    .i-accent { background: linear-gradient(135deg, var(--accent-ink), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
    .i-subtitle { font-size: 18px; color: var(--muted); font-weight: 500; margin: 0 0 6px; }
    .i-lead { max-width: 680px; color: var(--muted); font-size: 17px; line-height: 1.65; margin: 0 0 40px; text-wrap: pretty; }
    .i-hero-btns { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

    /* SECTION */
    .i-section { padding: 80px 0; }
    .i-section-sm { padding: 56px 0; }
    .i-sep { border: 0; border-top: 1px solid var(--line); margin: 0; }
    .i-kicker { font-size: 12px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted-2); margin: 32px 0 24px; }

    /* STATS ROW */
    .i-stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-md); }
    .i-stat { background: var(--bg-elev); padding: 28px 28px 26px; transition: background .2s; }
    .i-stat:hover { background: color-mix(in srgb, var(--accent) 3%, var(--bg-elev)); }
    .i-stat-icon { width: 38px; height: 38px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; margin-bottom: 16px; }
    .i-stat-val { font-size: 24px; font-weight: 700; letter-spacing: -.02em; color: var(--accent); line-height: 1.2; }
    .i-stat-label { font-size: 13px; color: var(--muted); margin-top: 5px; }

    /* STEP CARDS */
    .i-steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
    .i-step-card { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px 24px 24px; box-shadow: var(--shadow-sm); transition: all .25s ease; }
    .i-step-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
    .i-step-num { font-size: 13px; font-weight: 700; letter-spacing: .06em; color: var(--accent); line-height: 1; margin-bottom: 14px; text-transform: uppercase; }
    .i-step-title { font-size: 17px; font-weight: 700; letter-spacing: -.01em; color: var(--ink); margin-bottom: 10px; }
    .i-step-body { font-size: 14.5px; line-height: 1.6; color: var(--muted); }

    /* PROCESS FLOW SWIMLANE */
    .i-process { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--r-xl); box-shadow: var(--shadow-md); overflow: hidden; }
    .i-lane { display: flex; align-items: center; gap: 0; border-bottom: 1px solid var(--line-soft); }
    .i-lane:last-child { border-bottom: 0; }
    .i-lane-tall { align-items: flex-start; }
    .i-lane-label { flex-shrink: 0; width: 130px; padding: 24px 20px 24px 24px; border-right: 1px solid var(--line-soft); align-self: stretch; display: flex; flex-direction: column; justify-content: center; }
    .i-lane-label-cust { background: color-mix(in srgb, var(--accent) 5%, var(--bg-elev)); border-left: 3px solid var(--accent); }
    .i-lane-label-log { background: color-mix(in srgb, var(--ink) 3%, var(--bg-elev)); border-left: 3px solid var(--neutral-400, #bab6b6); }
    .i-lane-label-serv { background: color-mix(in srgb, #b05c00 5%, var(--bg-elev)); border-left: 3px solid #c07030; }
    .i-lane-name { font-size: 13.5px; font-weight: 700; letter-spacing: -.01em; color: var(--ink); }
    .i-lane-sub { font-size: 10.5px; letter-spacing: .07em; text-transform: uppercase; color: var(--muted-2); margin-top: 3px; }
    .i-lane-content { padding: 20px 24px; flex: 1; }
    .i-lane-steps { display: flex; align-items: center; gap: 7px; flex-wrap: nowrap; }
    .i-lane-rows { display: flex; flex-direction: column; gap: 9px; }
    .i-pill { display: inline-flex; align-items: center; padding: 9px 15px; border-radius: var(--r-sm); font-size: 13px; font-weight: 500; border: 1px solid transparent; white-space: nowrap; }
    .i-pill-cust { background: var(--accent-soft); color: var(--accent-ink); border-color: color-mix(in srgb, var(--accent) 18%, transparent); }
    .i-pill-log { background: var(--bg-soft); color: var(--ink-2); border-color: var(--line); }
    .i-pill-serv { background: color-mix(in srgb, #b05c00 8%, var(--bg)); color: #6b3600; border-color: color-mix(in srgb, #b05c00 16%, transparent); }
    .i-pill-done { background: var(--accent); color: #fff; font-weight: 600; border-color: transparent; box-shadow: 0 2px 8px color-mix(in srgb, var(--accent) 35%, transparent); }
    .i-arr { color: color-mix(in srgb, var(--ink) 22%, transparent); font-size: 13px; flex-shrink: 0; }

    /* CONDITION CARDS */
    .i-cond-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
    .i-cond-card { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px 24px; box-shadow: var(--shadow-sm); }
    .i-cond-icon { width: 44px; height: 44px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; margin-bottom: 18px; }
    .i-cond-icon svg { width: 22px; height: 22px; }
    .i-cond-title { font-size: 17px; font-weight: 600; letter-spacing: -.01em; margin-bottom: 14px; }
    .i-cond-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
    .i-cond-list li { font-size: 14px; color: var(--muted); display: flex; gap: 8px; align-items: flex-start; line-height: 1.5; }
    .i-cond-list li::before { content: "·"; color: var(--accent); font-weight: 700; flex-shrink: 0; line-height: 1.5; }
    .i-cond-note { font-size: 12.5px; color: var(--accent); margin-top: 14px; cursor: pointer; }

    /* BRANCH CARDS */
    .i-branch-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
    .i-branch-card { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-sm); display: flex; flex-direction: column; overflow: hidden; transition: all .25s ease; }
    .i-branch-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
    .i-branch-photo { aspect-ratio: 5/3; position: relative; display: flex; align-items: flex-end; padding: 16px; overflow: hidden; background: var(--bg-soft); }
    .i-branch-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; transition: transform .5s ease; }
    .i-branch-card:hover .i-branch-photo img { transform: scale(1.04); }
    .i-branch-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 50%, rgba(0,0,0,0.22) 100%); pointer-events: none; }
    .i-branch-photo-inner { width: 100%; height: 100%; object-fit: cover; display: block; }
    .i-branch-loc-badge { position: absolute; bottom: 12px; left: 12px; background: rgba(10,10,15,.72); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); color: #fff; font-size: 11px; font-weight: 500; letter-spacing: .09em; text-transform: uppercase; padding: 5px 12px; border-radius: 999px; }
    .i-branch-body { padding: 22px 22px 20px; display: flex; flex-direction: column; flex: 1; }
    .i-branch-name { font-size: 17px; font-weight: 700; letter-spacing: -.01em; line-height: 1.3; margin-bottom: 8px; }
    .i-branch-addr { font-size: 13.5px; color: var(--muted); line-height: 1.55; margin-bottom: 16px; }
    .i-branch-meta { display: flex; flex-direction: column; gap: 7px; margin-bottom: 20px; }
    .i-branch-meta-row { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--ink-2); }
    .i-branch-meta-row svg { width: 15px; height: 15px; flex-shrink: 0; color: var(--muted-2); }
    .i-branch-btns { display: flex; gap: 8px; margin-top: auto; }
    .i-branch-btn-map { flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 11px 16px; border-radius: 999px; font-size: 14px; font-weight: 600; background: var(--bg-soft); color: var(--ink-2); cursor: pointer; border: 0; font-family: var(--font); transition: all .2s; }
    .i-branch-btn-map:hover { background: var(--line); }
    .i-branch-btn-book { flex: 1; display: inline-flex; align-items: center; justify-content: center; padding: 11px 16px; border-radius: 999px; font-size: 14px; font-weight: 700; background: var(--ink); color: #fff; cursor: pointer; border: 0; font-family: var(--font); transition: all .2s; }
    .i-branch-btn-book:hover { background: #2a2a35; }

    /* TERMS */
    .i-terms-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
    .i-terms-heading { font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted-2); margin: 0 0 16px; }
    .i-terms-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; counter-reset: terms; }
    .i-terms-list li { font-size: 14.5px; color: var(--muted); line-height: 1.6; display: flex; gap: 12px; counter-increment: terms; }
    .i-terms-list li::before { content: counter(terms); min-width: 22px; height: 22px; border-radius: 999px; background: var(--bg-soft); color: var(--muted-2); font-size: 11.5px; font-weight: 700; display: grid; place-items: center; flex-shrink: 0; margin-top: 1px; }

    /* FAQ */
    .i-faq-list { max-width: 100%; }
    .i-faq-item { border-top: 1px solid var(--line); }
    .i-faq-btn { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 22px 0; cursor: pointer; font-size: 16px; font-weight: 700; width: 100%; text-align: left; color: var(--ink); background: none; border: 0; font-family: var(--font); transition: color .2s; }
    .i-faq-btn:hover { color: var(--accent); }
    #terms .i-faq-btn { min-height: 72px; padding: 20px 24px; }
    .i-faq-icon { width: 28px; height: 28px; border-radius: 999px; background: var(--bg-soft); display: grid; place-items: center; flex-shrink: 0; color: var(--muted); font-size: 18px; line-height: 1; transition: all .2s; font-weight: 300; }
    .i-faq-btn:hover .i-faq-icon { background: var(--accent-soft); color: var(--accent-ink); }
    .i-faq-ans { font-size: 15px; color: var(--muted); line-height: 1.7; padding: 8px 0 28px; max-width: 840px; }
    .i-faq-close { border-top: 1px solid var(--line); }

    /* CTA BANNER */
    .i-banner { background: linear-gradient(135deg, #0a1f1f 0%, #0C2a2a 50%, #17171c 100%); border-radius: var(--r-xl); padding: 64px 56px; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
    .i-banner-title { font-size: clamp(24px, 3vw, 32px); font-weight: 700; color: #fff; letter-spacing: -.02em; margin-bottom: 10px; }
    .i-banner-sub { font-size: 15px; color: rgba(255,255,255,.6); max-width: 480px; line-height: 1.6; }
    .i-banner-btns { display: flex; gap: 12px; flex-wrap: wrap; flex-shrink: 0; }
    .i-btn-white { background: #fff; color: var(--accent-ink); }
    .i-btn-white:hover { background: var(--accent-soft); transform: translateY(-1px); }
    .i-btn-outline-white { border-color: rgba(255,255,255,.3); color: rgba(255,255,255,.85); }
    .i-btn-outline-white:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.5); }

    /* BOOKING FORM */
    .i-form-input { width: 100%; background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--r-sm); padding: 11px 16px; font-size: 15px; font-family: var(--font); color: var(--ink); outline: none; transition: border-color .2s; box-sizing: border-box; }
    .i-form-input:focus { border-color: var(--accent); background: var(--bg-elev); }
    .i-form-input::placeholder { color: var(--muted-2); }
    .i-form-textarea { resize: vertical; min-height: 82px; }
    .i-form-label { font-size: 13px; font-weight: 600; color: var(--ink-2); display: block; margin-bottom: 6px; }
    .i-form-group { display: flex; flex-direction: column; }
    .addr-opt { padding: 10px 14px; cursor: pointer; font-size: 13.5px; border-bottom: 1px solid var(--line-soft); display: flex; align-items: center; gap: 0; }
    .addr-opt:hover { background: var(--bg-soft); }
    .addr-opt:last-child { border-bottom: 0; }
    .i-form-readonly { background: var(--bg-soft) !important; color: var(--muted) !important; cursor: default !important; }
    .i-form-select { -webkit-appearance: none; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' sc-camel-view-box='0 0 24 24' fill='none' stroke='%236e6e76' stroke-width='2.5' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }

    /* TRACK STATUS */
    .i-track-input { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); border-radius: 999px; color: #fff; padding: 13px 22px; font-size: 15.5px; font-family: var(--font); outline: none; flex: 1; min-width: 0; transition: border-color .2s; }
    .i-track-input::placeholder { color: rgba(255,255,255,.35); }
    .i-track-input:focus { border-color: rgba(255,255,255,.35); }

    /* FOOTER */
    .i-footer { padding: 40px 0; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 13px; color: var(--muted-2); }

    /* RESPONSIVE */
    @media (max-width: 1080px) {
      .i-steps { grid-template-columns: repeat(2,1fr); }
      .i-cond-grid { grid-template-columns: repeat(2,1fr); }
      .i-branch-grid { grid-template-columns: repeat(2,1fr); }
      .i-stats { grid-template-columns: repeat(2,1fr); }
    }
    @media (max-width: 720px) {
      .i-steps { grid-template-columns: 1fr; }
      .i-cond-grid { grid-template-columns: 1fr; }
      .i-branch-grid { grid-template-columns: 1fr; }
      .i-stats { grid-template-columns: 1fr 1fr; }
      .i-terms-grid { grid-template-columns: 1fr; gap: 36px; }
      .i-nav-links { display: none; }
      .i-banner { padding: 40px 28px; }
      .i-hero { padding: 64px 0 48px; }
    }

    @media (max-width: 720px) {
      #book .container > div { grid-template-columns: 1fr !important; }
    }
    @media (max-width: 640px) {
      .i-process-scroll { min-width: 0 !important; }
      .i-lane { flex-direction: column; }
      .i-lane-label { width: 100% !important; border-right: 0 !important; border-bottom: 1px solid var(--line-soft); padding: 14px 20px !important; align-self: auto; }
      .i-lane-label-cust { border-left: 3px solid var(--accent) !important; }
      .i-lane-label-log { border-left: 3px solid #bab6b6 !important; }
      .i-lane-label-serv { border-left: 3px solid #c07030 !important; }
      .i-lane-content { padding: 16px 20px !important; }
      .i-lane-steps { flex-wrap: wrap !important; }
      .i-lane-tall { align-items: stretch !important; }
      .i-pill { font-size: 12.5px !important; padding: 7px 12px !important; }
      .i-arr { font-size: 11px !important; }
    }
    @media (max-width: 450px) {
      .i-stats { grid-template-columns: 1fr !important; }
      .i-banner { flex-direction: column; padding: 32px 20px; }
      .i-banner-title { font-size: 22px !important; }
      .i-banner-btns { width: 100%; flex-direction: column; }
      .i-banner-btns .i-btn { justify-content: center; }
      .i-cond-grid, .i-branch-grid { grid-template-columns: 1fr !important; }
      .g4 { grid-template-columns: 1fr !important; }
      .frow2 { grid-template-columns: 1fr !important; }
      .frow3 { grid-template-columns: 1fr !important; }
      .hero-features { grid-template-columns: 1fr !important; }
      .i-nav-cta .i-btn-ghost { display: none; }
      .container { padding: 0 16px; }
      .i-section { padding: 56px 0; }
      .i-section-sm { padding: 40px 0; }
      #terms .i-faq-btn { min-height: 60px; padding: 16px 20px; }
      .i-process { border-radius: var(--r-md); }
      .i-faq-ans { max-width: 100%; }
      .i-step-card { padding: 20px 18px 18px; }
      #book .container > div { grid-template-columns: 1fr !important; }
      .i-step-num { font-size: 11px !important; }
      .i-form-input { font-size: 16px !important; }
      .i-faq-btn { font-size: 15px !important; padding: 18px 0 !important; }
      .i-stat { padding: 20px 16px; }
    }