/* front-page.css — Stepping Stones Theme */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 300;
    line-height: 1.7;
    overflow-x: hidden;
  }

  /* ─── NOISE TEXTURE OVERLAY ─── */
  

  /* ─── HEADER ─── */
  header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 28px 52px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0) 100%);
  }

  .logo {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 22px;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--accent-light);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    line-height: 1;
    gap: 3px;
  }

  .logo span {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 9px;
    font-weight: 400;
    letter-spacing: 0.18em;
    color: var(--text-muted);
    text-transform: uppercase;
  }

  nav {
    display: flex;
    align-items: center;
    gap: 40px;
  }

  nav a {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
  }

  nav a:hover { color: var(--accent-light); }

  .nav-contact {
    border: 1px solid var(--border);
    padding: 9px 22px;
    color: var(--accent) !important;
    transition: background 0.3s ease, color 0.3s ease !important;
  }

  .nav-contact:hover {
    background: var(--accent) !important;
    color: var(--bg) !important;
  }

  /* ─── HERO ─── */
  .hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 0 52px 80px;
    overflow: hidden;
  }

  .hero-bg {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 100% 100% at 50% 50%, rgba(255,255,255,0.45) 0%, rgba(255,255,255,0.65) 60%, rgba(255,255,255,0.88) 100%),
      url('https://images.unsplash.com/photo-1497366754035-f200968a6e72?fm=jpg&fit=crop&w=1800&q=80&cs=tinysrgb') center/cover no-repeat;
  }

  /* Grid lines decoration */
  .hero-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(0,0,0,0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0,0,0,0.04) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.3) 40%, transparent 100%);
  }

  /* Large decorative number */
  .hero-index {
    position: absolute;
    right: 48px;
    top: 50%;
    transform: translateY(-50%);
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: clamp(200px, 28vw, 400px);
    font-weight: 400;
    line-height: 1;
    color: transparent;
    -webkit-text-stroke: 1px rgba(0,0,0,0.1);
    pointer-events: none;
    user-select: none;
  }

  .hero-eyebrow {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    gap: 16px;
    animation: fadeUp 1s ease 0.2s both;
  }

  .hero-eyebrow::before {
    content: '';
    display: block;
    width: 32px;
    height: 1px;
    background: var(--accent);
    opacity: 0.6;
  }

  .hero-title {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: clamp(52px, 7vw, 100px);
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 12px;
    animation: fadeUp 1s ease 0.35s both;
  }

  .hero-title em {
    font-style: italic;
    color: var(--accent-light);
  }

  .hero-title-ja {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: clamp(13px, 1.4vw, 18px);
    font-weight: 300;
    letter-spacing: 0.22em;
    color: var(--text-muted);
    margin-bottom: 44px;
    animation: fadeUp 1s ease 0.45s both;
  }

  .hero-sub {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 13px;
    font-weight: 300;
    line-height: 2;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    max-width: 480px;
    animation: fadeUp 1s ease 0.55s both;
  }

  .hero-cta {
    margin-top: 44px;
    display: flex;
    align-items: center;
    gap: 32px;
    animation: fadeUp 1s ease 0.65s both;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--bg);
    background: var(--accent);
    padding: 16px 36px;
    text-decoration: none;
    transition: background 0.3s ease, transform 0.3s ease;
  }

  .btn-primary:hover {
    background: var(--accent-light);
    transform: translateX(4px);
  }

  .btn-primary svg { transition: transform 0.3s ease; }
  .btn-primary:hover svg { transform: translateX(4px); }

  .btn-ghost {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-muted);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: color 0.3s ease;
  }

  .btn-ghost:hover { color: var(--text); }

  /* Scroll indicator */
  .scroll-hint {
    position: absolute;
    bottom: 40px;
    right: 52px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    animation: fadeUp 1s ease 1s both;
  }

  .scroll-hint span {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 9px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-dim);
    writing-mode: vertical-rl;
  }

  .scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, #2a2a2a, transparent);
    animation: scrollLine 1.8s ease-in-out infinite;
  }

  @keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; opacity: 0; }
    40% { transform: scaleY(1); transform-origin: top; opacity: 1; }
    60% { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
    100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
  }

  /* ─── SECTION COMMONS ─── */
  section {
    padding: 120px 52px;
  }

  .section-label {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 10px;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 60px;
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .section-label::after {
    content: '';
    flex: 1;
    max-width: 60px;
    height: 1px;
    background: var(--border);
  }

  .section-heading {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
  }

  /* ─── ABOUT STRIP ─── */
  .about-strip {
    padding: 80px 52px;
    border-top: 1px solid var(--border-dim);
    border-bottom: 1px solid var(--border-dim);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
  }

  .about-copy {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 14px;
    font-weight: 300;
    line-height: 2.2;
    color: var(--text-muted);
    letter-spacing: 0.05em;
  }

  .about-copy strong {
    color: var(--text);
    font-weight: 500;
  }

  .about-img-accent {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
  }

  .about-img-accent img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(20%) brightness(0.65);
    transition: transform 0.8s ease;
  }

  .about-img-accent:hover img { transform: scale(1.04); }

  .about-img-accent::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid var(--border);
    pointer-events: none;
  }

  .about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .stat {
    border-left: 1px solid var(--border);
    padding-left: 24px;
  }

  .stat-num {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 48px;
    font-weight: 400;
    color: var(--accent-light);
    line-height: 1;
    margin-bottom: 8px;
  }

  .stat-label {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-dim);
  }

  /* ─── SOLUTIONS ─── */
  .solutions {
    background: var(--bg-2);
  }

  .solutions-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: end;
    margin-bottom: 80px;
  }

  .solutions-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 2;
    letter-spacing: 0.06em;
    align-self: end;
  }

  .solutions-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
  }

  .solution-card {
    background: var(--bg-3);
    padding: 52px 48px;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
    transition: background 0.4s ease;
    display: block;
  }

  .solution-card::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.5s ease;
  }

  .solution-card:hover::before { width: 100%; }
  .solution-card:hover { background: #e5e5e5; }

  .solution-num {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 13px;
    font-weight: 300;
    color: var(--accent);
    letter-spacing: 0.15em;
    margin-bottom: 32px;
    display: block;
  }

  .solution-en {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 32px;
    font-weight: 400;
    line-height: 1.1;
    color: var(--text);
    margin-bottom: 10px;
    transition: color 0.3s ease;
  }

  .solution-card:hover .solution-en { color: var(--accent-light); }

  .solution-ja {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 11px;
    font-weight: 300;
    letter-spacing: 0.16em;
    color: var(--text-dim);
    margin-bottom: 28px;
  }

  .solution-desc {
    font-size: 12px;
    font-weight: 300;
    line-height: 2;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    border-top: 1px solid var(--border-dim);
    padding-top: 24px;
  }

  .solution-arrow {
    position: absolute;
    bottom: 48px;
    right: 48px;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: border-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
  }

  .solution-card:hover .solution-arrow {
    border-color: var(--accent);
    color: var(--accent);
    transform: translate(3px, -3px);
  }

  /* ─── WORKS ─── */
  .works-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 60px;
  }

  .works-link {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: gap 0.3s ease;
    padding-bottom: 8px;
  }

  .works-link:hover { gap: 16px; }

  .works-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
  }

  .work-item {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--bg-3);
    cursor: pointer;
  }

  .work-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(8%) brightness(0.95);
    transition: filter 0.5s ease, transform 0.6s ease;
  }

  .work-item:hover .work-img {
    transform: scale(1.05);
    filter: grayscale(0%) brightness(0.95);
  }

  /* Placeholder work items with gradient backgrounds */

  .work-item:hover .work-placeholder,
  .work-item:hover .work-img {
    transform: scale(1.05);
  }

  .work-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(255,255,255,0.92) 0%, transparent 50%);
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    transition: opacity 0.4s ease;
  }

  .work-item:hover .work-overlay { opacity: 1; }

  .work-tag {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 9px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 8px;
  }

  .work-title {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 13px;
    font-weight: 400;
    color: var(--text);
    letter-spacing: 0.06em;
  }

  /* Grid line decoration on work items */
  .work-grid-line {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 32px;
    height: 32px;
    border: 1px solid rgba(0,0,0,0.18);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 11px;
    color: rgba(0,0,0,0.3);
  }

  /* ─── CONTACT CTA ─── */
  .cta-section {
    background: var(--bg-2);
    padding: 120px 52px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
  }

  .cta-text .section-label { margin-bottom: 32px; }

  .cta-heading {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: clamp(40px, 5vw, 68px);
    font-weight: 400;
    line-height: 1.05;
    margin-bottom: 28px;
  }

  .cta-heading em {
    font-style: italic;
    color: var(--accent-light);
  }

  .cta-body {
    font-size: 13px;
    font-weight: 300;
    line-height: 2.1;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    margin-bottom: 48px;
  }

  .cta-form-hint {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .form-row {
    display: flex;
    gap: 16px;
    align-items: center;
    padding: 20px 28px;
    border: 1px solid var(--border-dim);
    background: var(--bg-3);
  }

  .form-row-icon {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.5;
    flex-shrink: 0;
  }

  .form-row-text {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 12px;
    font-weight: 300;
    color: var(--text-dim);
    letter-spacing: 0.08em;
  }

  /* ─── FOOTER ─── */
  footer {
    padding: 60px 52px 40px;
    border-top: 1px solid var(--border-dim);
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 40px;
    align-items: start;
  }

  .footer-logo {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 20px;
    font-weight: 600;
    color: var(--accent-light);
    letter-spacing: 0.06em;
    margin-bottom: 14px;
  }

  .footer-tagline {
    font-size: 11px;
    font-weight: 300;
    color: var(--text-dim);
    letter-spacing: 0.1em;
    line-height: 1.9;
  }

  .footer-nav h4 {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 9px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 20px;
  }

  .footer-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .footer-nav a {
    font-size: 12px;
    font-weight: 300;
    color: var(--text-dim);
    text-decoration: none;
    letter-spacing: 0.06em;
    transition: color 0.3s ease;
  }

  .footer-nav a:hover { color: var(--text-muted); }

  .footer-bottom {
    grid-column: 1 / -1;
    border-top: 1px solid var(--border-dim);
    padding-top: 28px;
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .footer-copy {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 10px;
    letter-spacing: 0.14em;
    color: var(--text-dim);
  }

  /* ─── ANIMATIONS ─── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }

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

  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }
  .reveal-delay-4 { transition-delay: 0.4s; }

  /* ─── HAMBURGER ─── */
  .hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
    z-index: 200;
  }

  .hamburger span {
    display: block;
    width: 100%;
    height: 1px;
    background: var(--accent-light);
    transition: transform 0.35s ease, opacity 0.35s ease, width 0.35s ease;
    transform-origin: center;
  }

  .hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; width: 0; }
  .hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  /* ─── MOBILE MENU OVERLAY ─── */
  .mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 150;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0;
    opacity: 0;
    transform: translateY(-16px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    pointer-events: none;
  }

  .mobile-menu.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
  }

  .mobile-menu a {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 40px;
    font-weight: 300;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    text-decoration: none;
    padding: 18px 0;
    border-bottom: 1px solid var(--border-dim);
    width: 80%;
    text-align: center;
    transition: color 0.3s ease;
  }

  .mobile-menu a:first-child { border-top: 1px solid var(--border-dim); }
  .mobile-menu a:hover { color: var(--accent-light); }

  .mobile-menu .mobile-contact {
    margin-top: 40px;
    border: 1px solid var(--border);
    padding: 14px 48px;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    border-bottom: 1px solid var(--border) !important;
    font-size: 12px !important;
  }

  /* ─── TABLET (≤1024px) ─── */
  @media (max-width: 1024px) {
    header { padding: 24px 32px; }

    nav { gap: 28px; }

    .hero { padding: 0 32px 72px; }
    .hero-index { font-size: clamp(160px, 22vw, 280px); right: 24px; }

    section { padding: 96px 32px; }

    .about-strip { padding: 72px 32px; gap: 48px; }

    .solutions-intro { gap: 40px; }
    .solution-card { padding: 40px 36px; }

    .works-grid { grid-template-columns: repeat(2, 1fr); }

    .cta-section { padding: 96px 32px; gap: 48px; }

    footer { padding: 52px 32px 36px; }
  }

  /* ─── MOBILE (≤768px) ─── */
  @media (max-width: 768px) {
    header {
      padding: 20px 24px;
      background: rgba(255,255,255,0.97);
    }

    nav { display: none; }
    .hamburger { display: flex; }
    .mobile-menu { display: flex; }

    /* Hero */
    .hero {
      padding: 0 24px 64px;
      min-height: 100svh;
    }

    .hero-index {
      font-size: 52vw;
      right: -16px;
      top: 40%;
      opacity: 0.6;
    }

    .hero-eyebrow { font-size: 10px; margin-bottom: 20px; }

    .hero-title { font-size: clamp(44px, 12vw, 64px); margin-bottom: 10px; }

    .hero-title-ja {
      font-size: 11px;
      letter-spacing: 0.14em;
      margin-bottom: 28px;
      line-height: 1.9;
    }

    .hero-sub { font-size: 12px; }

    .hero-cta {
      flex-direction: column;
      align-items: flex-start;
      gap: 20px;
      margin-top: 32px;
    }

    .btn-primary { padding: 14px 28px; font-size: 11px; }

    .scroll-hint { display: none; }

    /* About */
    .about-strip {
      padding: 60px 24px;
      grid-template-columns: 1fr;
      gap: 40px;
    }

    .about-copy { font-size: 13px; line-height: 2; }
    .about-copy br { display: none; }
    .about-img-accent { height: 160px; }

    .about-stats {
      grid-template-columns: 1fr 1fr;
      gap: 28px;
    }

    .stat-num { font-size: 38px; }

    /* Sections */
    section { padding: 72px 24px; }

    .section-label { margin-bottom: 36px; }

    /* Solutions */
    .solutions-intro {
      grid-template-columns: 1fr;
      gap: 24px;
      margin-bottom: 40px;
    }

    .solutions-grid {
      grid-template-columns: 1fr;
      gap: 2px;
    }

    .solution-card { padding: 36px 28px 52px; }
    .solution-en { font-size: 26px; }

    /* Works */
    .works-header { flex-direction: column; align-items: flex-start; gap: 20px; }

    .works-grid {
      grid-template-columns: 1fr;
      gap: 2px;
    }

    .work-item { aspect-ratio: 16/9; }

    /* Work overlay always visible on mobile */
    .work-overlay { opacity: 1; }

    /* CTA */
    .cta-section {
      grid-template-columns: 1fr;
      padding: 72px 24px;
      gap: 48px;
    }

    .cta-heading { font-size: clamp(36px, 10vw, 52px); }

    .cta-body br { display: none; }

    .form-row { padding: 16px 20px; }

    /* Footer */
    footer {
      padding: 52px 24px 32px;
      grid-template-columns: 1fr;
      gap: 36px;
    }

    .footer-bottom {
      flex-direction: column;
      align-items: flex-start;
      gap: 8px;
    }
  }

  /* ─── SMALL MOBILE (≤390px) ─── */
  @media (max-width: 390px) {
    .hero-title { font-size: 40px; }
    .solution-en { font-size: 22px; }
    .cta-heading { font-size: 34px; }
    .mobile-menu a { font-size: 32px; padding: 14px 0; }
  }

  .hl { color: var(--accent); font-style: normal; font-weight: 500; }

  


  /* ── White mode overrides ── */
  .solution-card { background: var(--bg-2); border: 1px solid var(--border-dim); }
  .solution-card:hover { background: var(--bg-3); }
  .work-overlay { background: linear-gradient(to top, rgba(255,255,255,0.96) 0%, transparent 60%); }
  .work-tag { color: var(--accent); }
  .work-title { color: var(--text); }
  .work-client { color: var(--text-muted); }
  .hero-grid, .page-hero-grid {
    background-image:
      linear-gradient(rgba(0,0,0,0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0,0,0,0.04) 1px, transparent 1px);
  }
  .about-img-accent img { filter: grayscale(5%) brightness(0.93); }
  .form-input, .form-textarea, .form-select { color: var(--text); }
  .form-input::placeholder, .form-textarea::placeholder { color: var(--text-dim); }
  .btn-primary { background: var(--accent); color: #ffffff; }
  .btn-primary:hover { background: var(--accent-light); color: #ffffff; }
  .nav-contact { color: var(--accent) !important; }
  .nav-contact:hover { background: var(--accent) !important; color: #ffffff !important; }
  .mobile-menu { background: #ffffff; }
  .hamburger span { background: var(--accent); }