:root {
        /* palette — energyscape design system */
        --green-forest: #1f5b4f;
        --green-leaf: #69c14a;
        --gold-solar: #c7a34a;
        --gold-bronze: #a68539;
        --gold-highlight: #d4b15b;
        --white-warm: #fcfbf8;
        --white-ivory: #f5f3ee;
        --white-sage: #eef3ef;
        --white-pure: #ffffff;
        --gray-border: #e7e7e2;
        --text-charcoal: #1e1f1c;
        --text-slate: #5e645e;
        --text-gray: #8b928a;
        --deco-mint: #eef6f0;
        --deco-moss: #eaf2e8;
        --deco-cream: #f8f4e8;
        --deco-frost: #f4f8f4;

        --color-primary: var(--green-forest);
        --color-primary-hover: #2c6f5e;
        --color-secondary: var(--green-leaf);
        --color-accent: var(--gold-solar);
        --color-accent-hover: #b89237;

        --surface-bg: var(--white-warm);
        --surface-bg-alt: var(--white-ivory);
        --surface-section-alt: var(--white-sage);
        --surface-card: var(--white-pure);
        --surface-border: var(--gray-border);
        --surface-card-border: #ecebe5;

        --text-primary: var(--text-charcoal);
        --text-secondary: var(--text-slate);
        --text-muted: var(--text-gray);

        --font-display: "Geist", ui-sans-serif, system-ui, sans-serif;
        --font-body: "Inter", ui-sans-serif, system-ui, sans-serif;
        --font-mono: "Inter", ui-sans-serif, system-ui, sans-serif;

        --radius-sm: 6px;
        --radius-md: 10px;
        --radius-lg: 16px;
        --radius-xl: 24px;
        --radius-full: 999px;

        --shadow-sm: 0 2px 8px rgba(30, 40, 30, 0.06);
        --shadow-md: 0 10px 30px rgba(30, 40, 30, 0.08);
        --shadow-lg: 0 20px 48px rgba(30, 40, 30, 0.12);
        --shadow-hover: 0 16px 40px rgba(30, 40, 30, 0.14);

        --dark-gradient: linear-gradient(
          135deg,
          var(--text-charcoal),
          var(--green-forest)
        );

        --container-max: 1200px;
        --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);

        /* cta system tokens (matches assets/css/shared/cta.css) */
        --cta-duration-primary: 360ms;
        --cta-duration-secondary: 320ms;
        --cta-duration-press: 120ms;
        --cta-primary-active: #17463c;
        --cta-secondary-active-bg: #e3efe7;
        --btn-secondary-hover-bg: #eef6f0;
        --border-focus: 2px solid var(--green-leaf);
      }

      * {
        box-sizing: border-box;
      }
      html {
        scroll-behavior: smooth;
      }
      body {
        margin: 0;
        background: var(--surface-bg);
        color: var(--text-primary);
        font-family: var(--font-body);
        font-size: 16px;
        line-height: 1.6;
        -webkit-font-smoothing: antialiased;
      }
      h1,
      h2,
      h3,
      h4 {
        font-family: var(--font-display);
        margin: 0;
        color: var(--text-primary);
        letter-spacing: -0.01em;
      }
      p {
        margin: 0;
      }
      a {
        color: var(--color-primary);
        text-decoration: none;
      }
      a:hover {
        color: var(--color-primary-hover);
      }
      img,
      svg {
        display: block;
        max-width: 100%;
      }
      ul {
        margin: 0;
        padding: 0;
      }
      :focus-visible {
        outline: 2px solid var(--color-primary);
        outline-offset: 3px;
      }
      .mono {
        font-family: var(--font-mono);
      }
      .wrap {
        max-width: var(--container-max);
        margin: 0 auto;
        padding: 0 clamp(20px, 4vw, 48px);
      }

      /* ---- buttons (cta system — matches assets/css/shared/cta.css) ---- */
      .cta-primary,
      .cta-secondary {
        box-sizing: border-box;
        position: relative;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 12px;
        height: 48px;
        padding: 0 clamp(24px, 2.8vw, 34px);
        border-radius: var(--radius-full);
        border: 1px solid transparent;
        font-family: var(--font-body);
        font-size: 15px;
        font-weight: 600;
        letter-spacing: 0.01em;
        line-height: 1;
        text-decoration: none;
        white-space: nowrap;
        cursor: pointer;
        outline: none;
        transition:
          background var(--cta-duration-primary) var(--ease-standard),
          border-color var(--cta-duration-primary) var(--ease-standard),
          color var(--cta-duration-primary) var(--ease-standard);
      }
      .cta-primary__label,
      .cta-secondary__label {
        display: inline-block;
      }
      .cta-primary {
        background: var(--color-primary);
        border-color: var(--color-primary);
        color: #fff;
      }
      .cta-primary:hover,
      .cta-primary:focus-visible {
        background: var(--color-primary-hover);
        border-color: var(--color-primary-hover);
        color: #fff;
      }
      .cta-primary:active {
        background: var(--cta-primary-active);
        border-color: var(--cta-primary-active);
        color: #fff;
        transition-duration: var(--cta-duration-press);
      }
      .cta-secondary {
        background: transparent;
        border-color: rgba(31, 91, 79, 0.55);
        color: var(--color-primary);
        transition:
          background var(--cta-duration-secondary) var(--ease-standard),
          border-color var(--cta-duration-secondary) var(--ease-standard),
          color var(--cta-duration-secondary) var(--ease-standard);
      }
      .cta-secondary:hover,
      .cta-secondary:focus-visible {
        background: var(--btn-secondary-hover-bg);
        border-color: var(--color-primary);
        color: var(--color-primary);
      }
      .cta-secondary:active {
        background: var(--cta-secondary-active-bg);
        border-color: var(--color-primary);
        color: var(--color-primary);
        transition-duration: var(--cta-duration-press);
      }
      .cta-secondary--on-dark {
        border-color: rgba(255, 255, 255, 0.5);
        color: #fff;
      }
      .cta-secondary--on-dark:hover,
      .cta-secondary--on-dark:focus-visible {
        background: rgba(255, 255, 255, 0.14);
        border-color: rgba(255, 255, 255, 0.85);
        color: #fff;
      }
      .cta-secondary--on-dark:active {
        background: rgba(255, 255, 255, 0.22);
        border-color: rgba(255, 255, 255, 0.85);
        color: #fff;
      }
      .cta-primary--sm,
      .cta-secondary--sm {
        height: 44px;
        padding: 0 clamp(18px, 2.1vw, 24px);
        font-size: 14px;
        gap: 9px;
      }
      .cta-primary__arrow,
      .cta-secondary__arrow {
        display: inline-flex;
        flex-shrink: 0;
        width: 16px;
        height: 16px;
        transition: transform var(--cta-duration-primary) var(--ease-standard);
      }
      .cta-secondary__arrow {
        transition: transform var(--cta-duration-secondary) var(--ease-standard);
      }
      .cta-primary--sm .cta-primary__arrow,
      .cta-secondary--sm .cta-secondary__arrow {
        width: 14px;
        height: 14px;
      }
      .cta-primary:hover .cta-primary__arrow,
      .cta-primary:focus-visible .cta-primary__arrow,
      .cta-secondary:hover .cta-secondary__arrow,
      .cta-secondary:focus-visible .cta-secondary__arrow {
        transform: translateX(4px);
      }
      .cta-primary__arrow svg,
      .cta-secondary__arrow svg {
        width: 100%;
        height: 100%;
      }
      .cta-primary:focus-visible,
      .cta-secondary:focus-visible {
        outline: var(--border-focus);
        outline-offset: 3px;
      }
      @media (prefers-reduced-motion: reduce) {
        .cta-primary,
        .cta-secondary {
          transition-duration: 1ms;
        }
        .cta-primary__arrow,
        .cta-secondary__arrow {
          transition: none;
        }
        .cta-primary:hover .cta-primary__arrow,
        .cta-primary:focus-visible .cta-primary__arrow,
        .cta-secondary:hover .cta-secondary__arrow,
        .cta-secondary:focus-visible .cta-secondary__arrow {
          transform: none;
        }
      }
      .link-arrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 14.5px;
        font-weight: 600;
        color: var(--color-primary);
      }
      .link-arrow svg {
        width: 14px;
        height: 14px;
        transition: transform 260ms var(--ease-standard);
      }
      .link-arrow:hover svg {
        transform: translateX(3px);
      }

      /* ---- nav ---- */
      .site-nav {
        position: sticky;
        top: 0;
        z-index: 50;
        background: rgba(252, 251, 248, 0.92);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid var(--surface-border);
      }
      .nav-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
        padding: 14px clamp(20px, 4vw, 48px);
        max-width: var(--container-max);
        margin: 0 auto;
      }
      .nav-logo-link {
        display: flex;
        align-items: center;
      }
      .nav-logo-img {
        height: 34px;
        width: auto;
        object-fit: contain;
      }
      .nav-links {
        display: flex;
        gap: clamp(18px, 2.4vw, 32px);
        list-style: none;
        font-size: 14.5px;
        font-weight: 500;
        color: var(--text-primary);
      }
      .nav-links a {
        color: var(--text-primary);
        transition: color 200ms ease;
      }
      .nav-links a:hover {
        color: var(--color-primary);
      }
      @media (max-width: 820px) {
        .nav-links {
          display: none;
        }
      }

      /* ---- hero ---- */
      .hero {
        position: relative;
        overflow: hidden;
        background: var(--dark-gradient);
        color: rgba(255, 255, 255, 0.86);
      }
      .grid-bg {
        position: absolute;
        inset: 0;
        background-image:
          linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
          linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
        background-size: 44px 44px;
        opacity: 0.5;
        mask-image: linear-gradient(to bottom, black, transparent 85%);
      }
      .hero-inner {
        position: relative;
        z-index: 2;
        display: grid;
        grid-template-columns: 1.1fr 0.9fr;
        gap: 56px;
        align-items: center;
        padding: clamp(64px, 9vw, 100px) clamp(20px, 4vw, 48px)
          clamp(56px, 8vw, 84px);
        max-width: var(--container-max);
        margin: 0 auto;
      }
      .eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-family: var(--font-mono);
        font-weight: 600;
        font-size: 12.5px;
        letter-spacing: 0.04em;
        text-transform: uppercase;
        color: var(--green-leaf);
        margin-bottom: 20px;
      }
      .eyebrow-dot {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: var(--green-leaf);
        display: inline-block;
      }
      .hero h1 {
        font-weight: 250;
        font-size: clamp(36px, 4.6vw, 58px);
        line-height: 1.08;
        letter-spacing: -0.02em;
        color: #fff;
        max-width: 15ch;
      }
      .hero-sub {
        margin-top: 22px;
        max-width: 52ch;
        font-size: 17.5px;
        line-height: 1.6;
        color: rgba(255, 255, 255, 0.86);
      }
      .hero-body {
        margin-top: 16px;
        max-width: 56ch;
        font-size: 15.5px;
        color: rgba(255, 255, 255, 0.68);
      }
      .hero-ctas {
        display: flex;
        gap: 14px;
        margin-top: 34px;
        flex-wrap: wrap;
      }
      .lockup {
        margin-top: 34px;
        padding-top: 20px;
        border-top: 1px solid rgba(255, 255, 255, 0.14);
        font-size: 12.5px;
        letter-spacing: 0.05em;
        text-transform: uppercase;
        color: rgba(255, 255, 255, 0.6);
        max-width: 54ch;
        line-height: 2.1;
      }
      .lockup span {
        color: var(--gold-solar);
        margin: 0 4px;
      }
      .hero-visual {
        position: relative;
        z-index: 2;
      }
      .stamp-wrap {
        display: flex;
        justify-content: center;
      }
      .stamp-card {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 300px;
        height: 300px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.14);
        backdrop-filter: blur(6px);
      }
      .stamp-rotor {
        animation: settle 900ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
      }
      @keyframes settle {
        from {
          opacity: 0;
          transform: rotate(-14deg) scale(0.85);
        }
        to {
          opacity: 1;
          transform: rotate(-6deg) scale(1);
        }
      }
      @media (prefers-reduced-motion: reduce) {
        .stamp-rotor {
          animation: none;
          transform: rotate(-6deg);
        }
      }
      @media (max-width: 900px) {
        .hero-inner {
          grid-template-columns: 1fr;
        }
        .hero-visual {
          order: -1;
        }
        .stamp-card {
          width: 220px;
          height: 220px;
          margin: 0 auto -20px;
        }
      }

      /* ---- proof stats ---- */
      .proof {
        background: var(--surface-bg-alt);
        border-bottom: 1px solid var(--surface-border);
        padding: 56px 0;
      }
      .proof-row {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
        max-width: var(--container-max);
        margin: 0 auto;
        padding: 0 clamp(20px, 4vw, 48px);
      }
      .proof-cell {
        background: var(--surface-card);
        border: 1px solid var(--surface-card-border);
        border-radius: var(--radius-lg);
        padding: 26px 22px;
      }
      .proof-num {
        font-family: var(--font-display);
        font-weight: 600;
        font-size: 27px;
        color: var(--color-accent);
      }
      .proof-label {
        font-size: 13.5px;
        color: var(--text-secondary);
        margin-top: 8px;
        line-height: 1.5;
      }
      @media (max-width: 820px) {
        .proof-row {
          grid-template-columns: 1fr 1fr;
        }
      }
      @media (max-width: 520px) {
        .proof-row {
          grid-template-columns: 1fr;
        }
      }

      /* ---- sections ---- */
      section {
        padding: clamp(64px, 9vw, 96px) 0;
      }
      .section-head {
        max-width: 60ch;
        margin-bottom: 44px;
      }
      .section-head h2 {
        font-weight: 250;
        font-size: clamp(28px, 3.4vw, 40px);
        line-height: 1.15;
      }
      .section-head p {
        margin-top: 16px;
        font-size: 16px;
        color: var(--text-secondary);
        max-width: 60ch;
        line-height: 1.65;
      }
      .kicker {
        display: inline-block;
        font-size: 12.5px;
        font-weight: 600;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: var(--color-primary);
        margin-bottom: 14px;
      }
      .alt {
        background: var(--surface-section-alt);
      }
      .dark {
        background: var(--dark-gradient);
        color: rgba(255, 255, 255, 0.86);
      }
      .dark h2,
      .dark h3 {
        color: #fff;
      }
      .dark .section-head p {
        color: rgba(255, 255, 255, 0.68);
      }
      .dark .kicker {
        color: var(--green-leaf);
      }

      /* ---- card grids ---- */
      .cards {
        display: grid;
        gap: 20px;
      }
      .cols-3 {
        grid-template-columns: repeat(3, 1fr);
      }
      .cols-2 {
        grid-template-columns: 1fr 1fr;
      }
      @media (max-width: 700px) {
        .cols-3,
        .cols-2 {
          grid-template-columns: 1fr;
        }
      }

      .card {
        box-sizing: border-box;
        background: var(--surface-card);
        border: 1px solid var(--surface-card-border);
        border-radius: var(--radius-lg);
        padding: 28px 24px;
        transition:
          box-shadow 260ms ease,
          border-color 260ms ease;
      }
      .card:hover {
        box-shadow: var(--shadow-md);
        border-color: var(--surface-border);
      }
      .card .num {
        font-family: var(--font-display);
        font-weight: 600;
        font-size: 14px;
        color: var(--color-accent);
        margin-bottom: 14px;
      }
      .card h3 {
        font-weight: 500;
        font-size: 17.5px;
        margin-bottom: 10px;
        line-height: 1.3;
      }
      .card p {
        font-size: 14.2px;
        color: var(--text-secondary);
        line-height: 1.6;
      }
      .card .icon-dot {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background: var(--deco-mint);
        color: var(--color-primary);
        margin-bottom: 18px;
      }
      .card .icon-dot svg {
        width: 20px;
        height: 20px;
      }
      .dark .card {
        background: rgba(255, 255, 255, 0.06);
        border-color: rgba(255, 255, 255, 0.12);
      }
      .dark .card:hover {
        box-shadow: none;
        border-color: rgba(255, 255, 255, 0.2);
      }
      .dark .card p {
        color: rgba(255, 255, 255, 0.72);
      }

      /* ---- services list (no boxes) ---- */
      .services-list {
        border-top: 1px solid var(--surface-border);
      }
      .service-row {
        display: grid;
        grid-template-columns: 64px minmax(160px, 260px) 1fr;
        gap: 24px;
        align-items: baseline;
        padding: 26px 4px;
        border-bottom: 1px solid var(--surface-border);
        transition: background-color 240ms ease;
      }
      .service-row:hover {
        background-color: var(--deco-frost);
      }
      .service-row .num {
        font-family: var(--font-display);
        font-weight: 600;
        font-size: 14px;
        color: var(--color-accent);
      }
      .service-row h3 {
        font-weight: 500;
        font-size: 18px;
        line-height: 1.3;
      }
      .service-row p {
        font-size: 14.5px;
        color: var(--text-secondary);
        line-height: 1.6;
        max-width: 56ch;
      }
      @media (max-width: 700px) {
        .service-row {
          grid-template-columns: 1fr;
          gap: 8px;
          padding: 22px 4px;
        }
      }

      /* ---- split (product sections) ---- */
      .split {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 64px;
        align-items: center;
      }
      .split p {
        font-size: 15.5px;
        color: var(--text-secondary);
        margin-top: 14px;
        max-width: 48ch;
        line-height: 1.65;
      }
      .badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        font-weight: 600;
        color: var(--color-primary);
        margin-bottom: 16px;
        padding: 7px 14px 7px 10px;
        background: var(--deco-mint);
        border-radius: var(--radius-full);
      }
      .badge .dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--color-secondary);
        display: inline-block;
      }
      .product h2 {
        font-weight: 250;
        font-size: clamp(28px, 3.4vw, 38px);
      }
      .product .lede {
        font-size: 16.5px;
        color: var(--text-primary);
        margin-top: 14px;
        max-width: 48ch;
        line-height: 1.6;
      }
      .product-facts {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 14px;
        margin-top: 28px;
      }
      .product-facts > div {
        background: var(--surface-card);
        border: 1px solid var(--surface-card-border);
        border-radius: var(--radius-md);
        padding: 16px 18px;
        font-size: 13.8px;
        color: var(--text-secondary);
        line-height: 1.55;
      }
      .alt .product-facts > div {
        background: var(--white-pure);
      }
      .product-facts strong {
        display: block;
        color: var(--text-primary);
        font-weight: 600;
        margin-bottom: 4px;
        font-size: 14.5px;
      }
      .product-cta {
        margin-top: 28px;
        display: flex;
        gap: 16px;
        flex-wrap: wrap;
        align-items: center;
      }
      @media (max-width: 900px) {
        .split {
          grid-template-columns: 1fr;
        }
      }
      @media (max-width: 560px) {
        .product-facts {
          grid-template-columns: 1fr;
        }
      }

      /* ---- device mock (Sunscape) ---- */
      .device {
        background: var(--dark-gradient);
        border-radius: var(--radius-xl);
        padding: 18px;
        color: #fff;
        box-shadow: var(--shadow-lg);
      }
      .device-bar {
        display: flex;
        gap: 6px;
        margin-bottom: 14px;
      }
      .device-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.24);
      }
      .device-title {
        font-family: var(--font-mono);
        font-weight: 600;
        font-size: 11px;
        color: rgba(255, 255, 255, 0.6);
        margin-bottom: 14px;
        display: flex;
        justify-content: space-between;
      }
      .board {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
      }
      .col {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: var(--radius-md);
        padding: 10px;
        min-height: 150px;
      }
      .col-h {
        font-size: 10.5px;
        color: rgba(255, 255, 255, 0.55);
        display: flex;
        justify-content: space-between;
        margin-bottom: 8px;
        font-family: var(--font-mono);
        font-weight: 600;
      }
      .mini-card {
        background: rgba(255, 255, 255, 0.07);
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: var(--radius-sm);
        padding: 8px 9px;
        margin-bottom: 7px;
        font-size: 11px;
        line-height: 1.35;
      }
      .mini-card .who {
        color: rgba(255, 255, 255, 0.55);
        font-size: 10px;
        margin-top: 3px;
      }
      .mini-card.hot {
        border-left: 2px solid var(--gold-solar);
      }
      .tag {
        font-family: var(--font-mono);
        font-weight: 600;
        font-size: 10.5px;
        padding: 3px 9px;
        border-radius: var(--radius-full);
        display: inline-block;
      }
      .tag-live {
        background: rgba(199, 163, 74, 0.22);
        color: var(--gold-highlight);
      }
      @media (max-width: 640px) {
        .board {
          grid-template-columns: 1fr 1fr;
        }
      }

      /* ---- phone mock (SiteScape) ---- */
      .phone {
        width: 270px;
        margin: 0 auto;
        background: var(--dark-gradient);
        border-radius: 30px;
        padding: 16px 13px;
        color: #fff;
        box-shadow: var(--shadow-lg);
      }
      .phone-top {
        height: 6px;
        width: 70px;
        background: rgba(255, 255, 255, 0.18);
        border-radius: 4px;
        margin: 0 auto 14px;
      }
      .ph-head {
        font-family: var(--font-mono);
        font-weight: 600;
        font-size: 10.5px;
        color: rgba(255, 255, 255, 0.55);
        display: flex;
        justify-content: space-between;
        margin-bottom: 10px;
      }
      .ph-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: var(--radius-sm);
        padding: 10px 11px;
        margin-bottom: 7px;
        font-size: 12px;
      }
      .ph-item .chk {
        width: 16px;
        height: 16px;
        border-radius: 50%;
        border: 1.5px solid rgba(255, 255, 255, 0.4);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 10px;
      }
      .ph-item.done .chk {
        background: var(--green-leaf);
        border-color: var(--green-leaf);
        color: #12271f;
      }
      .ph-item.now {
        border-color: var(--gold-solar);
      }
      .ph-photos {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 6px;
        margin: 9px 0;
      }
      .ph-photos span {
        aspect-ratio: 1;
        border-radius: var(--radius-sm);
        background: rgba(255, 255, 255, 0.08);
        border: 1px solid rgba(255, 255, 255, 0.12);
        display: block;
      }
      .ph-photos span.got {
        background: rgba(105, 193, 74, 0.22);
        border-color: var(--green-leaf);
      }
      .ph-cta {
        background: var(--green-leaf);
        color: #12271f;
        text-align: center;
        font-size: 12.5px;
        border-radius: var(--radius-full);
        padding: 11px;
        margin-top: 10px;
        font-weight: 600;
      }

      /* ---- testimonial ---- */
      .quote-card {
        max-width: 720px;
        margin: 0 auto;
        background: var(--deco-mint);
        border: 1px solid var(--surface-card-border);
        border-radius: var(--radius-xl);
        padding: clamp(32px, 5vw, 48px);
        text-align: center;
      }
      .quote-mark {
        font-family: var(--font-display);
        font-size: 60px;
        color: var(--color-accent);
        line-height: 0.6;
        margin-bottom: 8px;
      }
      blockquote {
        margin: 0;
        font-family: var(--font-display);
        font-weight: 250;
        font-size: clamp(20px, 2.6vw, 27px);
        line-height: 1.3;
      }
      .quote-attr {
        margin-top: 20px;
        font-size: 14px;
        font-weight: 600;
        color: var(--text-secondary);
      }
      .review-note {
        margin-top: 22px;
        font-size: 12.5px;
        color: var(--text-muted);
        border-top: 1px dashed var(--surface-border);
        padding-top: 14px;
        line-height: 1.55;
      }

      /* ---- faq ---- */
      .faq {
        max-width: 780px;
      }
      .faq-item {
        border-bottom: 1px solid var(--surface-border);
      }
      .faq-item:first-child {
        border-top: 1px solid var(--surface-border);
      }
      .faq summary {
        list-style: none;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 20px;
        padding: 22px 2px;
        font-size: 16px;
        font-weight: 500;
        font-family: var(--font-display);
        cursor: pointer;
      }
      .faq summary::-webkit-details-marker {
        display: none;
      }
      .faq .icon {
        flex-shrink: 0;
        width: 32px;
        height: 32px;
        border-radius: 50%;
        border: 1px solid var(--surface-border);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--text-primary);
        transition:
          transform 240ms ease,
          background 240ms ease,
          border-color 240ms ease,
          color 240ms ease;
      }
      .faq .icon svg {
        width: 13px;
        height: 13px;
      }
      .faq details[open] .icon {
        transform: rotate(180deg);
        background: var(--color-primary);
        border-color: var(--color-primary);
        color: #fff;
      }
      .faq .a {
        padding: 0 44px 22px 2px;
        font-size: 14.5px;
        color: var(--text-secondary);
        line-height: 1.65;
        max-width: 64ch;
      }

      /* ---- final cta ---- */
      .final-banner {
        background: var(--dark-gradient);
        border-radius: var(--radius-xl);
        padding: clamp(40px, 6vw, 64px) clamp(32px, 6vw, 64px);
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 24px;
      }
      .final-banner h2 {
        color: #fff;
        font-weight: 250;
        font-size: clamp(26px, 3.4vw, 34px);
        max-width: 18ch;
      }

      /* ---- footer ---- */
      footer.site-footer {
        position: relative;
        background: var(--dark-gradient);
        border-radius: 40px 40px 0 0;
        color: rgba(255, 255, 255, 0.72);
        padding: clamp(64px, 8vw, 88px) 0 0;
        margin-top: 8px;
      }
      .foot {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr 1fr;
        gap: 32px;
        padding-bottom: 40px;
      }
      .foot h4 {
        color: #fff;
        font-size: 14px;
        font-weight: 600;
        margin: 0 0 14px;
        font-family: var(--font-display);
      }
      .foot p {
        max-width: 32ch;
        font-size: 13.5px;
        line-height: 1.6;
        color: rgba(255, 255, 255, 0.6);
      }
      .foot ul {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 10px;
      }
      .foot a {
        color: rgba(255, 255, 255, 0.72);
        font-size: 13.5px;
      }
      .foot a:hover {
        color: #fff;
      }
      .foot-bottom {
        padding: 22px clamp(20px, 4vw, 48px) 28px;
        border-top: 1px solid rgba(255, 255, 255, 0.14);
        font-size: 12.5px;
        color: rgba(255, 255, 255, 0.5);
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 10px;
      }
      .foot-bottom a {
        color: rgba(255, 255, 255, 0.5);
      }
      .foot-bottom a:hover {
        color: #fff;
      }
      @media (max-width: 820px) {
        .foot {
          grid-template-columns: 1fr 1fr;
        }
      }
      @media (max-width: 520px) {
        .foot {
          grid-template-columns: 1fr;
        }
      }