/* ==========================================================================
   PRECISION SITES — main.css
   Single-file CSS using @layer architecture
   Dark-first design | BEM-lite naming | CSS custom properties throughout
   Palette: Deep Graphite · Indigo · Electric Azure · Soft Amber
   ========================================================================== */

/* ==========================================================================
   LAYER DECLARATION ORDER
   ========================================================================== */

@layer reset, base, layout, components, utilities;


/* ==========================================================================
   DESIGN TOKENS — All custom properties live here only
   ========================================================================== */

:root {
  /* --- Brand palette ---------------------------------------------------- */
  --color-brand-primary:  #4F5BD5;  /* Indigo Slate — buttons, primary CTAs */
  --color-brand-hover:    #424EC3;  /* Indigo darker — hover state */
  --color-brand-azure:    #2DD4FF;  /* Electric Azure — links, micro-interactions */
  --color-brand-azure-dk: #1BBDE8;  /* Azure darker — hover */
  --color-brand-warm:     #F4B860;  /* Soft Amber — highlights, warmth */
  --color-brand-warm-dk:  #E0A040;  /* Amber darker */

  /* --- Semantic tokens (dark-first) ------------------------------------- */
  --color-bg:            #0F1115;  /* Deep Graphite — premium, architectural */
  --color-surface:       #171A21;  /* Surface 1 — card backgrounds */
  --color-surface-2:     #1F2430;  /* Surface 2 — subtle contrast blocks */

  --color-text:          #E6E8EE;  /* Primary text */
  --color-text-muted:    #A3A8B8;  /* Secondary text */
  --color-text-subtle:   #6F768A;  /* Muted text */
  --color-heading:       #ffffff;  /* Headings — full white on dark */

  /* Accent = Azure (links, hover states, micro-interactions per palette) */
  --color-accent:        #2DD4FF;
  --color-accent-hover:  #1BBDE8;
  --color-accent-text:   #0F1115;  /* dark text on azure */

  /* Warm = Amber (highlights, warmth — used minimally) */
  --color-warm:          #F4B860;
  --color-warm-text:     #0F1115;

  --color-border:        #2A3140;  /* Hairline border */
  --color-border-strong: #3A4558;  /* Stronger border */
  --color-white:         #ffffff;

  --color-focus-ring:    #2DD4FF;  /* Azure focus ring */
  --color-link:          #2DD4FF;  /* Azure links */
  --color-link-hover:    #1BBDE8;

  --color-error:         #E45858;
  --color-success:       #3ECF8E;
  --color-warning:       #F2A93B;

  /* --- Spacing scale (8pt base) ----------------------------------------- */
  --space-1:   0.25rem;   /*  4px */
  --space-2:   0.5rem;    /*  8px */
  --space-3:   0.75rem;   /* 12px */
  --space-4:   1rem;      /* 16px */
  --space-5:   1.25rem;   /* 20px */
  --space-6:   1.5rem;    /* 24px */
  --space-8:   2rem;      /* 32px */
  --space-10:  2.5rem;    /* 40px */
  --space-12:  3rem;      /* 48px */
  --space-16:  4rem;      /* 64px */
  --space-20:  5rem;      /* 80px */
  --space-24:  6rem;      /* 96px */
  --space-32:  8rem;      /* 128px */

  --section-padding: clamp(var(--space-16), 8vw, var(--space-32));

  /* --- Container --------------------------------------------------------- */
  --container-max:     72rem;
  --container-padding: clamp(1rem, 4vw, 3rem);

  /* --- Typography scale (fluid via clamp) -------------------------------- */
  --text-display: clamp(2.5rem,  5vw + 1rem,    4.5rem);
  --text-h1:      clamp(2rem,    4vw + 0.75rem,  3.5rem);
  --text-h2:      clamp(1.5rem,  3vw + 0.5rem,   2.5rem);
  --text-h3:      clamp(1.25rem, 2vw + 0.4rem,   1.75rem);
  --text-h4:      clamp(1.1rem,  1.5vw + 0.3rem, 1.375rem);
  --text-body:    clamp(1rem,    0.5vw + 0.875rem, 1.125rem);
  --text-small:   0.875rem;
  --text-xs:      0.75rem;

  /* --- Leading (line-height) --------------------------------------------- */
  --leading-tight:  1.2;
  --leading-snug:   1.35;
  --leading-normal: 1.6;

  /* --- Tracking (letter-spacing) ----------------------------------------- */
  --tracking-tight:  -0.02em;
  --tracking-normal:  0em;
  --tracking-wide:    0.05em;
  --tracking-widest:  0.1em;

  /* --- Font stacks -------------------------------------------------------- */
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* --- Border radii ------------------------------------------------------- */
  --radius-sm:   0.25rem;
  --radius-md:   0.375rem;
  --radius-lg:   0.5rem;
  --radius-pill: 9999px;

  /* --- Transitions -------------------------------------------------------- */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 400ms ease;

  /* --- Shadows (deep, suited to dark backgrounds) ------------------------ */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4),  0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5), 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6), 0 4px 8px rgba(0, 0, 0, 0.4);

  /* --- Indigo accent line ------------------------------------------------- */
  --accent-line: 3px solid var(--color-brand-primary);
}


/* ==========================================================================
   RESET
   ========================================================================== */

@layer reset {
  :where(*, *::before, *::after) {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  :where(html) {
    -webkit-text-size-adjust: 100%;
    tab-size: 4;
    scroll-behavior: smooth;
    color-scheme: dark;
  }

  :where(body) {
    min-block-size: 100dvh;
    line-height: var(--leading-normal);
  }

  :where(img, picture, video, canvas, svg) {
    display: block;
    max-inline-size: 100%;
  }

  :where(input, button, textarea, select) {
    font: inherit;
  }

  :where(p, h1, h2, h3, h4, h5, h6) {
    overflow-wrap: break-word;
  }

  :where(ul, ol) {
    list-style: none;
  }

  :where(a) {
    text-decoration-skip-ink: auto;
  }

  @media (prefers-reduced-motion: reduce) {
    :where(*, *::before, *::after) {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }
  }
}


/* ==========================================================================
   BASE
   ========================================================================== */

@layer base {
  body {
    font-family: var(--font-sans);
    font-size: var(--text-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  :is(h1, h2, h3, h4, h5, h6) {
    color: var(--color-heading);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
    font-weight: 700;
    text-wrap: balance;
  }

  h1 { font-size: var(--text-h1); }
  h2 { font-size: var(--text-h2); }
  h3 { font-size: var(--text-h3); }
  h4 { font-size: var(--text-h4); }

  :is(p, li) {
    max-inline-size: 68ch;
    text-wrap: pretty;
  }

  a {
    color: var(--color-link);
    transition: color var(--transition-base);
  }

  a:hover {
    color: var(--color-link-hover);
  }

  :focus-visible {
    outline: 2px solid var(--color-focus-ring);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
  }

  :focus:not(:focus-visible) {
    outline: none;
  }

  details > summary {
    cursor: pointer;
    list-style: none;
  }

  details > summary::-webkit-details-marker {
    display: none;
  }
}


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

@layer layout {
  .container {
    inline-size: min(var(--container-max), 100% - var(--container-padding) * 2);
    margin-inline: auto;
  }

  .container--prose {
    --container-max: 52rem;
  }

  section {
    padding-block: var(--section-padding);
  }

  .card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: var(--space-6);
  }

  .card-grid--2col {
    grid-template-columns: repeat(auto-fit, minmax(min(340px, 100%), 1fr));
  }
}


/* ==========================================================================
   COMPONENTS
   ========================================================================== */

@layer components {

  /* --- Skip link ---------------------------------------------------------- */

  .skip-link {
    position: absolute;
    inset-block-start: var(--space-4);
    inset-inline-start: var(--space-4);
    padding-block: var(--space-2);
    padding-inline: var(--space-4);
    background-color: var(--color-accent);
    color: var(--color-accent-text);
    font-weight: 700;
    font-size: var(--text-small);
    border-radius: var(--radius-md);
    text-decoration: none;
    transform: translateY(-200%);
    transition: transform var(--transition-base);
    z-index: 9999;
  }

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


  /* --- Site header -------------------------------------------------------- */

  .site-header {
    position: sticky;
    inset-block-start: 0;
    z-index: 100;
    background-color: rgba(15, 17, 21, 0.95);
    border-block-end: 1px solid var(--color-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    contain: layout;
  }

  .site-header .container {
    padding-block: var(--space-4);
  }


  /* --- Navigation --------------------------------------------------------- */

  .nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    position: relative;
  }

  .nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    flex-shrink: 0;
  }

  .nav__logo img {
    block-size: 3.5rem;
    inline-size: auto;
  }

  .nav__logo-text {
    font-size: var(--text-body);
    font-weight: 700;
    color: var(--color-heading);
    letter-spacing: var(--tracking-tight);
    white-space: nowrap;
  }

  .nav__list {
    display: none;
    gap: var(--space-6);
    align-items: center;
  }

  .nav__list[data-open="true"] {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: absolute;
    inset-block-start: calc(100% + var(--space-4));
    inset-inline: 0;
    padding: var(--space-6);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    z-index: 99;
    gap: var(--space-4);
  }

  .nav__list a {
    font-size: var(--text-small);
    font-weight: 500;
    text-decoration: none;
    color: var(--color-text-muted);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    transition: color var(--transition-base);
    white-space: nowrap;
  }

  .nav__list a:hover,
  .nav__list [aria-current="page"] {
    color: var(--color-heading);
  }

  .nav__list [aria-current="page"] {
    color: var(--color-accent);
  }

  .nav__cta {
    flex-shrink: 0;
  }

  .nav__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid var(--color-border);
    cursor: pointer;
    color: var(--color-text);
    padding: var(--space-2);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-base), color var(--transition-base);
  }

  .nav__toggle:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
  }

  @media (width >= 64rem) {
    .nav__list {
      display: flex;
      flex-direction: row;
      position: static;
      padding: 0;
      border: none;
      background: none;
      border-radius: 0;
    }

    .nav__toggle {
      display: none;
    }
  }


  /* --- Button ------------------------------------------------------------- */

  .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding-block: var(--space-3);
    padding-inline: var(--space-8);
    background-color: var(--color-brand-primary);  /* Indigo */
    color: var(--color-white);
    font-family: var(--font-sans);
    font-size: var(--text-small);
    font-weight: 700;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition:
      background-color var(--transition-base),
      color var(--transition-base),
      border-color var(--transition-base);
    user-select: none;
    white-space: nowrap;
  }

  .button:hover,
  .button:focus-visible {
    background-color: var(--color-brand-hover);
    color: var(--color-white);
  }

  .button--outline {
    background-color: transparent;
    border-color: var(--color-border-strong);
    color: var(--color-text-muted);
  }

  .button--outline:hover,
  .button--outline:focus-visible {
    background-color: var(--color-surface-2);
    border-color: var(--color-brand-primary);
    color: var(--color-white);
  }

  .button--ghost {
    background-color: transparent;
    border-color: transparent;
    color: var(--color-accent);
    padding-inline: 0;
  }

  .button--ghost:hover {
    background-color: transparent;
    color: var(--color-accent-hover);
  }

  .button--large {
    padding-block: var(--space-4);
    padding-inline: var(--space-10);
    font-size: var(--text-body);
  }


  /* --- Hero --------------------------------------------------------------- */

  .hero {
    padding-block: clamp(var(--space-20), 12vw, var(--space-32));
    position: relative;
    overflow: hidden;
    background-image: radial-gradient(circle, rgba(79, 91, 213, 0.14) 1px, transparent 1px);
    background-size: 28px 28px;
  }

  .hero::before {
    content: '';
    position: absolute;
    inset-block-start: 0;
    inset-inline-start: 0;
    inline-size: var(--space-16);
    block-size: var(--accent-line, 3px);
    background-color: var(--color-accent);
  }

  .hero--dark {
    background-color: var(--color-bg);
  }

  .hero--page {
    padding-block: clamp(var(--space-16), 8vw, var(--space-24));
    border-block-end: 1px solid var(--color-border);
  }

  .hero__kicker {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    color: var(--color-accent);
    margin-block-end: var(--space-4);
  }

  .hero h1 {
    font-size: var(--text-display);
    max-inline-size: 20ch;
    margin-block-end: var(--space-6);
    font-weight: 800;
  }

  .hero__subtext {
    font-size: var(--text-h4);
    color: var(--color-text-muted);
    max-inline-size: 52ch;
    margin-block-end: var(--space-8);
    line-height: var(--leading-snug);
  }

  .hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    align-items: center;
  }

  /* Hero geometric accent */
  .hero__accent-bar {
    display: block;
    inline-size: 4rem;
    block-size: 3px;
    background-color: var(--color-accent);
    margin-block-end: var(--space-8);
  }

  /* Hero two-column layout */
  .hero__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
  }

  .hero__graphic {
    display: none;
  }

  @media (width >= 64rem) {
    .hero__inner {
      grid-template-columns: 1fr 1fr;
    }

    .hero__graphic {
      display: flex;
      justify-content: flex-end;
      align-items: center;
    }
  }

  .hero__graphic-svg {
    inline-size: 100%;
    max-inline-size: 480px;
    block-size: auto;
  }

  @keyframes cursor-blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0; }
  }

  .cursor-blink {
    animation: cursor-blink 1.2s ease-in-out infinite;
  }

  @media (prefers-reduced-motion: reduce) {
    .cursor-blink { animation: none; }
  }


  /* --- Trust bar ---------------------------------------------------------- */

  .trust-bar {
    background-color: var(--color-surface);
    border-block: 1px solid var(--color-border);
    padding-block: var(--space-6);
  }

  .trust-bar__list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-8);
  }

  .trust-bar__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-small);
    font-weight: 600;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    color: var(--color-text-muted);
    max-inline-size: none;
  }

  .trust-bar__item::before {
    content: '';
    display: block;
    inline-size: 6px;
    block-size: 6px;
    border-radius: var(--radius-pill);
    background-color: var(--color-accent);
    flex-shrink: 0;
  }


  /* --- Section header ----------------------------------------------------- */

  .section-header {
    margin-block-end: var(--space-12);
  }

  .section-header__kicker {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    color: var(--color-accent);
    margin-block-end: var(--space-3);
  }

  .section-header h2 {
    margin-block-end: var(--space-4);
  }

  .section-header p {
    color: var(--color-text-muted);
    font-size: var(--text-h4);
    max-inline-size: 52ch;
  }


  /* --- Card --------------------------------------------------------------- */

  .card {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-8);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition:
      border-color var(--transition-slow),
      transform var(--transition-slow);
  }

  .card:hover {
    border-color: var(--color-border-strong);
    transform: translateY(-2px);
  }

  .card__icon {
    inline-size: var(--space-10);
    block-size: var(--space-10);
    color: var(--color-accent);
    margin-block-end: var(--space-2);
  }

  .card__title {
    font-size: var(--text-h3);
    margin-block-end: var(--space-2);
  }

  .card__body {
    color: var(--color-text-muted);
    flex: 1;
    line-height: var(--leading-normal);
  }

  .card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-small);
    font-weight: 600;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    color: var(--color-accent);
    text-decoration: none;
    margin-block-start: auto;
    padding-block-start: var(--space-4);
    border-block-start: 1px solid var(--color-border);
    transition: color var(--transition-base), gap var(--transition-base);
  }

  .card__link:hover {
    color: var(--color-accent-hover);
    gap: var(--space-3);
  }


  /* --- Pricing card ------------------------------------------------------- */

  .pricing-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    padding: var(--space-8);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    position: relative;
    transition: border-color var(--transition-slow), transform var(--transition-slow);
  }

  .pricing-card:hover {
    border-color: var(--color-border-strong);
    transform: translateY(-2px);
  }

  .pricing-card--featured {
    border-color: var(--color-accent);
    background-color: var(--color-surface-2);
  }

  .pricing-card--featured:hover {
    border-color: var(--color-accent-hover);
  }

  .pricing-card__badge {
    position: absolute;
    inset-block-start: calc(-1 * var(--space-3));
    inset-inline-start: 50%;
    transform: translateX(-50%);
    background-color: var(--color-warm);  /* Amber — adds warmth to the indigo palette */
    color: var(--color-warm-text);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    padding-block: var(--space-1);
    padding-inline: var(--space-4);
    border-radius: var(--radius-pill);
    white-space: nowrap;
  }

  .pricing-card__tier {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    color: var(--color-accent);
  }

  .pricing-card__price {
    font-size: var(--text-display);
    font-weight: 800;
    color: var(--color-heading);
    line-height: 1;
    letter-spacing: var(--tracking-tight);
  }

  .pricing-card__price sup {
    font-size: var(--text-h3);
    font-weight: 700;
    vertical-align: super;
  }

  .pricing-card__ideal {
    font-size: var(--text-small);
    color: var(--color-text-muted);
    font-style: italic;
  }

  .pricing-card__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    flex: 1;
  }

  .pricing-card__feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-small);
    color: var(--color-text);
    max-inline-size: none;
  }

  .pricing-card__feature::before {
    content: '✓';
    color: var(--color-accent);
    font-weight: 700;
    flex-shrink: 0;
    margin-block-start: 0.1em;
  }

  .pricing-card__divider {
    block-size: 1px;
    background-color: var(--color-border);
    margin-block: var(--space-2);
  }


  /* --- Process steps ------------------------------------------------------ */

  .steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
    gap: var(--space-8);
    counter-reset: steps;
  }

  .step {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    counter-increment: steps;
    position: relative;
    padding-block-start: var(--space-4);
  }

  .step::before {
    content: '0' counter(steps);
    font-size: var(--text-display);
    font-weight: 800;
    color: var(--color-border-strong);
    line-height: 1;
    letter-spacing: var(--tracking-tight);
    position: absolute;
    inset-block-start: 0;
    inset-inline-start: 0;
    z-index: 0;
  }

  .step__content {
    position: relative;
    z-index: 1;
    margin-block-start: var(--space-10);
  }

  .step__title {
    font-size: var(--text-h4);
    font-weight: 700;
    color: var(--color-heading);
    margin-block-end: var(--space-2);
  }

  .step__body {
    color: var(--color-text-muted);
    font-size: var(--text-small);
    line-height: var(--leading-normal);
  }

  /* Gold accent on step title */
  .step__accent {
    display: block;
    inline-size: 2rem;
    block-size: 2px;
    background-color: var(--color-accent);
    margin-block-end: var(--space-3);
  }


  /* --- Portfolio card ----------------------------------------------------- */

  .portfolio-card {
    display: flex;
    flex-direction: column;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-slow), transform var(--transition-slow);
  }

  .portfolio-card:hover {
    border-color: var(--color-border-strong);
    transform: translateY(-2px);
  }

  .portfolio-card__thumb {
    aspect-ratio: 16 / 9;
    background-color: var(--color-surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
  }

  .portfolio-card__thumb img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
  }

  .portfolio-card__thumb-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    color: var(--color-text-muted);
    font-size: var(--text-small);
    inline-size: 100%;
    block-size: 100%;
  }

  .portfolio-card__thumb-placeholder svg {
    inline-size: var(--space-12);
    block-size: var(--space-12);
    color: var(--color-accent);
    opacity: 0.5;
  }

  .portfolio-card__body {
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    flex: 1;
  }

  .portfolio-card__tag {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    color: var(--color-accent);
    background-color: rgba(45, 212, 255, 0.08);
    padding-block: var(--space-1);
    padding-inline: var(--space-3);
    border-radius: var(--radius-pill);
    border: 1px solid rgba(45, 212, 255, 0.18);
  }

  .portfolio-card__title {
    font-size: var(--text-h4);
    font-weight: 700;
    color: var(--color-heading);
  }

  .portfolio-card__desc {
    color: var(--color-text-muted);
    font-size: var(--text-small);
    flex: 1;
    max-inline-size: none;
  }

  .portfolio-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-small);
    font-weight: 600;
    color: var(--color-accent);
    text-decoration: none;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    margin-block-start: var(--space-2);
    transition: color var(--transition-base), gap var(--transition-base);
  }

  .portfolio-card__link:hover {
    color: var(--color-accent-hover);
    gap: var(--space-3);
  }


  /* --- Testimonial card --------------------------------------------------- */

  .testimonial {
    padding: var(--space-8);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    border-inline-start: 3px solid var(--color-accent);
  }

  .testimonial blockquote {
    font-size: var(--text-h4);
    color: var(--color-text);
    line-height: var(--leading-snug);
    font-style: italic;
    margin-block-end: var(--space-6);
    max-inline-size: none;
  }

  .testimonial blockquote::before {
    content: '\201C';
    color: var(--color-accent);
    font-size: 3rem;
    line-height: 1;
    font-style: normal;
    display: block;
    margin-block-end: var(--space-2);
  }

  .testimonial__author {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
  }

  .testimonial__name {
    font-weight: 700;
    color: var(--color-heading);
    font-size: var(--text-small);
    max-inline-size: none;
  }

  .testimonial__role {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    max-inline-size: none;
  }


  /* --- Values / about cards ----------------------------------------------- */

  .value-card {
    padding: var(--space-8);
    border-block-start: 3px solid var(--color-accent);
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
  }

  .value-card__title {
    font-size: var(--text-h4);
    font-weight: 700;
    color: var(--color-heading);
  }

  .value-card__body {
    color: var(--color-text-muted);
    flex: 1;
  }


  /* --- FAQ ---------------------------------------------------------------- */

  .faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
  }

  .faq-item {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-base);
  }

  .faq-item[open] {
    border-color: var(--color-border-strong);
  }

  .faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding-block: var(--space-5);
    padding-inline: var(--space-6);
    font-weight: 600;
    color: var(--color-heading);
    font-size: var(--text-body);
    max-inline-size: none;
    transition: color var(--transition-base);
  }

  .faq-item summary:hover {
    color: var(--color-accent);
  }

  .faq-item summary::after {
    content: '+';
    font-size: var(--text-h3);
    color: var(--color-accent);
    font-weight: 300;
    flex-shrink: 0;
    transition: transform var(--transition-base);
  }

  .faq-item[open] summary::after {
    transform: rotate(45deg);
  }

  .faq-item__body {
    padding-block-start: 0;
    padding-block-end: var(--space-6);
    padding-inline: var(--space-6);
    color: var(--color-text-muted);
    line-height: var(--leading-normal);
  }


  /* --- Additional services table/grid ------------------------------------ */

  .addon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
    gap: var(--space-4);
  }

  .addon-card {
    padding: var(--space-6);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }

  .addon-card__price {
    font-size: var(--text-h3);
    font-weight: 800;
    color: var(--color-accent);
    letter-spacing: var(--tracking-tight);
  }

  .addon-card__title {
    font-size: var(--text-body);
    font-weight: 700;
    color: var(--color-heading);
  }

  .addon-card__desc {
    font-size: var(--text-small);
    color: var(--color-text-muted);
    flex: 1;
  }


  /* --- CTA band ----------------------------------------------------------- */

  .cta-band {
    background-color: var(--color-brand-primary);  /* Indigo — high-energy CTA */
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .cta-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(45, 212, 255, 0.12) 0%, transparent 65%);
    pointer-events: none;
  }

  .cta-band .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
    position: relative;
    z-index: 1;
  }

  .cta-band h2 {
    margin-block-end: 0;
    max-inline-size: 22ch;
    color: #ffffff;
  }

  .cta-band p {
    color: rgba(255, 255, 255, 0.75);
    max-inline-size: 52ch;
    margin-inline: auto;
  }

  .cta-band__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
    align-items: center;
  }

  .cta-band__phone {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    margin-block-start: var(--space-4);
  }

  .cta-band__phone-label {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    color: var(--color-text-muted);
    max-inline-size: none;
  }

  .cta-band__phone-number {
    font-size: var(--text-h2);
    font-weight: 800;
    color: #ffffff;
    text-decoration: none;
    letter-spacing: var(--tracking-tight);
    transition: color var(--transition-base);
  }

  .cta-band__phone-number:hover {
    color: var(--color-accent);
  }


  /* --- Contact form ------------------------------------------------------- */

  .form {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
  }

  .field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
  }

  .field label {
    font-size: var(--text-small);
    font-weight: 600;
    color: var(--color-heading);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    max-inline-size: none;
  }

  .field__required {
    color: var(--color-accent);
    margin-inline-start: 2px;
  }

  :is(.field input, .field textarea, .field select) {
    padding-block: var(--space-3);
    padding-inline: var(--space-4);
    background-color: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-md);
    font-size: var(--text-body);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
    inline-size: 100%;
    appearance: none;
    -webkit-appearance: none;
  }

  :is(.field input, .field textarea, .field select)::placeholder {
    color: var(--color-text-muted);
    opacity: 0.6;
  }

  :is(.field input, .field textarea, .field select):focus {
    outline: none;
    border-color: var(--color-brand-primary);
    box-shadow: 0 0 0 3px rgba(79, 91, 213, 0.25);
  }

  :is(.field input, .field textarea, .field select)[aria-invalid="true"] {
    border-color: var(--color-error);
  }

  .field select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23A3A8B8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    padding-inline-end: var(--space-10);
    cursor: pointer;
  }

  .field textarea {
    resize: vertical;
    min-block-size: 8rem;
    line-height: var(--leading-normal);
  }

  .field__error {
    font-size: var(--text-small);
    color: var(--color-error);
    min-block-size: 1.25em;
    max-inline-size: none;
  }

  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
  }

  @media (width < 36rem) {
    .form-row {
      grid-template-columns: 1fr;
    }
  }


  /* --- Direct contact info ------------------------------------------------ */

  .contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
  }

  .contact-info__item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
  }

  .contact-info__label {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    color: var(--color-accent);
    max-inline-size: none;
  }

  .contact-info__value {
    font-size: var(--text-h4);
    font-weight: 600;
    color: var(--color-heading);
    text-decoration: none;
    max-inline-size: none;
    transition: color var(--transition-base);
  }

  .contact-info__value:hover {
    color: var(--color-accent);
  }

  .contact-info__note {
    font-size: var(--text-small);
    color: var(--color-text-muted);
    margin-block-start: var(--space-6);
    padding: var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    border-inline-start: 3px solid var(--color-accent);
    max-inline-size: none;
  }


  /* --- About story section ------------------------------------------------ */

  .story-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
  }

  @media (width >= 64rem) {
    .story-grid {
      grid-template-columns: 1fr 1fr;
    }
  }

  .story-image {
    aspect-ratio: 4 / 5;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: var(--text-small);
    overflow: hidden;
  }

  .story-image img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
  }

  .story-image__placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-8);
    text-align: center;
  }

  .story-image__placeholder svg {
    inline-size: var(--space-16);
    block-size: var(--space-16);
    color: var(--color-accent);
    opacity: 0.3;
  }

  .story-text {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
  }

  .story-text p {
    color: var(--color-text-muted);
    line-height: var(--leading-normal);
  }


  /* --- Contact layout ----------------------------------------------------- */

  .contact-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-16);
    align-items: start;
  }

  @media (width >= 64rem) {
    .contact-layout {
      grid-template-columns: 3fr 2fr;
    }
  }

  .contact-layout aside h2 {
    font-size: var(--text-h3);
    margin-block-end: var(--space-6);
  }


  /* --- Retainer cards ----------------------------------------------------- */

  .retainer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: var(--space-6);
    margin-block-start: var(--space-8);
  }

  .retainer-card {
    padding: var(--space-8);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
  }

  .retainer-card__price {
    font-size: var(--text-h1);
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    letter-spacing: var(--tracking-tight);
  }

  .retainer-card__price span {
    font-size: var(--text-body);
    font-weight: 400;
    color: var(--color-text-muted);
  }

  .retainer-card__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }

  .retainer-card__feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-small);
    color: var(--color-text);
    max-inline-size: none;
  }

  .retainer-card__feature::before {
    content: '✓';
    color: var(--color-accent);
    font-weight: 700;
    flex-shrink: 0;
  }


  /* --- Site footer -------------------------------------------------------- */

  .site-footer {
    padding-block: var(--space-16);
    border-block-start: 1px solid var(--color-border);
    font-size: var(--text-small);
    color: var(--color-text-muted);
    background-color: var(--color-surface);
  }

  .site-footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    margin-block-end: var(--space-10);
  }

  @media (width >= 48rem) {
    .site-footer__grid {
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: var(--space-8);
    }
  }

  .site-footer__brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
  }

  .site-footer__tagline {
    font-size: var(--text-small);
    color: var(--color-text-muted);
    max-inline-size: 30ch;
  }

  .site-footer__col-heading {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-widest);
    text-transform: uppercase;
    color: var(--color-heading);
    margin-block-end: var(--space-4);
    max-inline-size: none;
  }

  .site-footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }

  .site-footer__links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: var(--text-small);
    transition: color var(--transition-base);
    max-inline-size: none;
  }

  .site-footer__links a:hover {
    color: var(--color-accent);
  }

  .site-footer__bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding-block-start: var(--space-8);
    border-block-start: 1px solid var(--color-border);
  }

  .site-footer__copy {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    max-inline-size: none;
  }

  .site-footer__sign-off {
    font-size: var(--text-xs);
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    max-inline-size: none;
  }

  /* Footer logo */
  .footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    margin-block-end: var(--space-2);
  }

  .footer-logo img {
    block-size: 3rem;
    inline-size: auto;
  }

  .footer-logo-text {
    font-size: var(--text-small);
    font-weight: 700;
    color: var(--color-heading);
    letter-spacing: var(--tracking-tight);
    white-space: nowrap;
  }
}


/* ==========================================================================
   UTILITIES
   ========================================================================== */

@layer utilities {

  /* Visually hidden — accessible to screen readers */
  .sr-only {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
  }

  /* Section backgrounds */
  .bg-surface {
    background-color: var(--color-surface);
  }

  .bg-surface-2 {
    background-color: var(--color-surface-2);
  }

  /* Text utilities */
  .text-center {
    text-align: center;
  }

  .text-muted {
    color: var(--color-text-muted);
  }

  .text-accent {
    color: var(--color-accent);
  }

  /* Pricing footnote */
  .pricing-note {
    font-size: var(--text-small);
    color: var(--color-text-muted);
    margin-block-start: var(--space-8);
    text-align: center;
  }

  .pricing-note a {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 600;
  }

  .pricing-note a:hover {
    text-decoration: underline;
  }

  /* Form success state */
  .form-success {
    display: none;
    padding: var(--space-6);
    background-color: rgba(82, 200, 150, 0.1);
    border: 1px solid rgba(82, 200, 150, 0.3);
    border-radius: var(--radius-lg);
    color: var(--color-success);
    font-weight: 600;
    text-align: center;
  }

  .form-success[data-visible="true"] {
    display: block;
  }

  /* Scroll reveal */
  [data-reveal] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 500ms ease, transform 500ms ease;
  }

  [data-reveal][data-revealed="true"] {
    opacity: 1;
    transform: translateY(0);
  }

  @media (prefers-reduced-motion: reduce) {
    [data-reveal] {
      opacity: 1;
      transform: none;
      transition: none;
    }
  }

  /* Staggered reveal delays */
  [data-reveal][data-delay="1"] { transition-delay: 100ms; }
  [data-reveal][data-delay="2"] { transition-delay: 200ms; }
  [data-reveal][data-delay="3"] { transition-delay: 300ms; }

  @media (prefers-reduced-motion: reduce) {
    [data-reveal][data-delay] { transition-delay: 0ms; }
  }
}