:root {
    --blue: #4a72b8;
    --blue-dark: #2e4f8a;
    --blue-light: #6b93d4;
    --blue-pale: #e8eef8;
    --white: #ffffff;
    --off-white: #f5f7fc;
    --dark: #1a1f2e;
    --mid: #4a5068;
    --light-grey: #c8d0e0;
    --accent: #f0a500;
  }

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

  html { scroll-behavior: smooth; }

  body {
    font-family: 'DM Sans', sans-serif;
    background: var(--off-white);
    color: var(--dark);
    overflow-x: hidden;
  }

  /* ── NAV ── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2.5rem;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--light-grey);
  }

  .nav-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
  }

  .nav-logo .monitor {
    width: 38px;
    height: 28px;
    background: var(--blue);
    border-radius: 4px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-logo .monitor::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 14px;
    height: 6px;
    background: var(--blue);
    border-radius: 0 0 3px 3px;
  }

  .nav-logo .monitor-screen {
    width: 26px;
    height: 18px;
    background: var(--blue-dark);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-logo .monitor-text {
    font-family: 'Space Mono', monospace;
    font-size: 0.45rem;
    color: var(--white);
    line-height: 1.2;
    text-align: center;
  }

  .nav-logo-text {
    font-family: 'Space Mono', monospace;
    font-size: 0.95rem;
    color: var(--blue-dark);
    font-weight: 700;
    letter-spacing: -0.02em;
  }

  .nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
  }

  .nav-links a {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--mid);
    text-decoration: none;
    letter-spacing: 0.01em;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--blue); }

  .nav-cta {
    background: var(--blue);
    color: var(--white) !important;
    padding: 0.45rem 1.1rem;
    border-radius: 6px;
    transition: background 0.2s !important;
  }

  .nav-cta:hover { background: var(--blue-dark) !important; color: var(--white) !important; }

  /* ── HERO ── */
  .hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 7rem 2rem 4rem;
    position: relative;
    background: linear-gradient(160deg, var(--blue-dark) 0%, var(--blue) 50%, var(--blue-light) 100%);
    overflow: hidden;
  }

  .hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle at 20% 80%, rgba(255,255,255,0.06) 0%, transparent 50%),
      radial-gradient(circle at 80% 20%, rgba(255,255,255,0.08) 0%, transparent 50%);
  }

  .hero-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
  }

  .hero-logo {
    position: relative;
    margin-bottom: 2rem;
    animation: fadeUp 0.8s ease both;
  }

  .hero-monitor {
    width: 110px;
    height: 80px;
    background: rgba(255,255,255,0.15);
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.5rem;
    backdrop-filter: blur(4px);
    position: relative;
  }

  .hero-monitor::after {
    content: '';
    position: absolute;
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 16px;
    background: rgba(255,255,255,0.15);
    border: 2px solid rgba(255,255,255,0.3);
    border-top: none;
    border-radius: 0 0 6px 6px;
  }

  .hero-monitor::before {
    content: '';
    position: absolute;
    bottom: -22px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 6px;
    background: rgba(255,255,255,0.15);
    border-radius: 3px;
  }

  .hero-monitor-screen {
    width: 76px;
    height: 54px;
    background: var(--blue-dark);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
  }

  .hero-monitor-screen span {
    font-family: 'Space Mono', monospace;
    color: var(--white);
    font-size: 0.7rem;
    line-height: 1.3;
  }

  .hero-tagline-small {
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.6);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    animation: fadeUp 0.8s 0.1s ease both;
  }

  .hero h1 {
    font-family: 'DM Sans', sans-serif;
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 600;
    color: var(--white);
    line-height: 1.15;
    max-width: 700px;
    margin-bottom: 1.2rem;
    position: relative;
    animation: fadeUp 0.8s 0.2s ease both;
  }

  .hero h1 em {
    font-style: normal;
    color: var(--accent);
  }

  .hero-sub {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.8);
    font-weight: 300;
    max-width: 520px;
    line-height: 1.7;
    margin-bottom: 2.5rem;
    position: relative;
    animation: fadeUp 0.8s 0.3s ease both;
  }

  .hero-badges {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    position: relative;
    animation: fadeUp 0.8s 0.4s ease both;
  }

  .badge {
    font-family: 'DM Sans', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    background: rgba(255,255,255,0.18);
    border: 2px solid rgba(255,255,255,0.5);
    padding: 0.55rem 1.4rem;
    border-radius: 100px;
    backdrop-filter: blur(4px);
    transition: background 0.2s, border-color 0.2s;
    cursor: pointer;
    letter-spacing: 0.02em;
    text-shadow: 0 1px 3px rgba(0,0,0,0.2);
    text-decoration: none;
    display: inline-block;
  }

  .badge:hover {
    background: rgba(255,255,255,0.28);
    border-color: rgba(255,255,255,0.7);
  }

  .hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    animation: fadeUp 0.8s 0.5s ease both;
  }

  .btn-primary {
    background: var(--white);
    color: var(--blue-dark);
    font-family: 'DM Sans', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  }

  .btn-secondary {
    background: transparent;
    color: var(--white);
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    border: 1.5px solid rgba(255,255,255,0.4);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
  }

  .btn-secondary:hover {
    border-color: rgba(255,255,255,0.8);
    background: rgba(255,255,255,0.08);
  }

  .scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    opacity: 0.5;
    animation: fadeUp 1s 1s ease both;
  }

  .scroll-hint span {
    font-size: 0.7rem;
    color: var(--white);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: 'Space Mono', monospace;
  }

  .scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--white);
    border-bottom: 2px solid var(--white);
    transform: rotate(45deg);
    animation: bounce 1.5s infinite;
  }

  /* ── TRUST BAR ── */
  .trust-bar {
    background: var(--white);
    border-bottom: 1px solid var(--light-grey);
    padding: 1.2rem 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
  }

  .trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--mid);
    font-weight: 500;
  }

  .trust-item .icon {
    width: 20px;
    height: 20px;
    color: var(--blue);
    flex-shrink: 0;
  }

  /* ── SECTIONS ── */
  section {
    padding: 5rem 2rem;
  }

  .section-inner {
    max-width: 1100px;
    margin: 0 auto;
  }

  .section-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 0.75rem;
  }

  .section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 600;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 1rem;
  }

  .section-intro {
    font-size: 1.05rem;
    color: var(--mid);
    max-width: 580px;
    line-height: 1.75;
    margin-bottom: 3rem;
    font-weight: 300;
  }

  /* ── SERVICES ── */
  #services {
    background: var(--off-white);
  }

  .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
  }

  .service-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--light-grey);
    position: relative;
    overflow: hidden;
    transition: transform 0.25s, box-shadow 0.25s;
  }

  .service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--blue);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
  }

  .service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(74,114,184,0.12);
  }

  .service-card:hover::before {
    transform: scaleX(1);
  }

  .service-at {
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--blue-light);
    text-transform: uppercase;
    margin-bottom: 0.4rem;
  }

  .service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.75rem;
  }

  .service-card p {
    font-size: 1rem;
    color: var(--mid);
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 1.2rem;
  }

  .service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
  }

  .service-list li {
    font-size: 0.95rem;
    color: var(--mid);
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .service-list li::before {
    content: '→';
    color: var(--blue);
    flex-shrink: 0;
    font-family: 'Space Mono', monospace;
  }

  /* ── TEACHING ── */
  #teaching {
    background: var(--blue-pale);
  }

  .teaching-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
  }

  .teaching-card {
    background: var(--white);
    border-radius: 16px;
    padding: 1.75rem;
    border: 1px solid var(--light-grey);
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: box-shadow 0.2s;
  }

  .teaching-card:hover {
    box-shadow: 0 8px 30px rgba(74,114,184,0.1);
  }

  .teaching-icon {
    width: 44px;
    height: 44px;
    background: var(--blue-pale);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.3rem;
  }

  .teaching-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.3rem;
  }

  .teaching-card p {
    font-size: 0.88rem;
    color: var(--mid);
    line-height: 1.6;
    font-weight: 300;
  }

  /* ── ABOUT ── */
  #about {
    background: var(--white);
  }

  .about-inner {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 4rem;
    align-items: center;
  }

  .about-photo {
    aspect-ratio: 3/4;
    background: var(--blue-pale);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    border: 3px solid var(--light-grey);
  }

  .about-photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--blue-light);
  }

  .about-photo-placeholder svg {
    width: 80px;
    height: 80px;
    opacity: 0.4;
  }

  .about-photo-placeholder span {
    font-size: 0.8rem;
    color: var(--light-grey);
    font-family: 'Space Mono', monospace;
  }

  .about-content blockquote {
    font-size: 1.35rem;
    font-weight: 300;
    font-style: italic;
    color: var(--blue-dark);
    line-height: 1.6;
    border-left: 3px solid var(--blue);
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
  }

  .about-content p {
    font-size: 0.97rem;
    color: var(--mid);
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 1rem;
  }

  .about-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
  }

  .stat {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
  }

  .stat-number {
    font-family: 'Space Mono', monospace;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--blue);
  }

  .stat-label {
    font-size: 0.8rem;
    color: var(--mid);
    font-weight: 400;
  }

  /* ── CONTACT ── */
  #contact {
    background: var(--dark);
    color: var(--white);
  }

  #contact .section-label { color: var(--blue-light); }
  #contact .section-title { color: var(--white); }
  #contact .section-intro { color: rgba(255,255,255,0.6); }

  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
  }

  .contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
  }

  /* ── PRICING ── */
  #pricing,
  #pricing-media {
    background: var(--dark);
    color: var(--white);
  }

  #pricing .section-label,
  #pricing-media .section-label { color: var(--blue-light); }
  #pricing .section-title,
  #pricing-media .section-title { color: var(--white); }
  #pricing .section-intro,
  #pricing-media .section-intro { color: rgba(255,255,255,0.6); }

  .pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 0.5rem;
  }

  .pricing-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: border-color 0.25s, background 0.25s;
  }

  .pricing-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.2);
  }

  .pricing-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--blue);
  }

  .pricing-card.coffee::before { background: var(--accent); }

  .pricing-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
  }

  .pricing-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 0.5rem;
  }

  .pricing-card .tagline {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
    font-weight: 300;
    margin-bottom: 1.5rem;
    line-height: 1.6;
  }

  .price-main {
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }

  .price-amount {
    font-family: 'Space Mono', monospace;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
    margin-bottom: 0.2rem;
  }

  .price-amount span {
    font-size: 1rem;
    font-weight: 400;
    color: rgba(255,255,255,0.4);
  }

  .price-sub {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.5);
    margin-top: 0.4rem;
  }

  .pricing-details {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  .pricing-details li {
    font-size: 0.92rem;
    color: rgba(255,255,255,0.65);
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    line-height: 1.5;
  }

  .pricing-details li::before {
    content: '→';
    color: var(--blue-light);
    flex-shrink: 0;
    font-family: 'Space Mono', monospace;
  }

  .pricing-card.coffee .pricing-details li::before { color: var(--accent); }

  .price-note {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.3);
    line-height: 1.6;
    font-style: italic;
    margin-bottom: 1.25rem;
    text-align: center;
  }

  .btn-coffee {
    display: inline-block;
    background: var(--accent);
    color: var(--dark);
    font-family: 'DM Sans', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.2s;
  }

  .btn-coffee:hover {
    opacity: 0.9;
    transform: translateY(-2px);
  }

  .payment-methods {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
    justify-content: center;
  }

  .pricing-card .btn-coffee,
  .pricing-card a[href*="wa.me"] {
    display: inline-block;
  }

  .pricing-card > .btn-coffee,
  .pricing-card > a[href*="wa.me"] {
    display: block;
    text-align: center;
  }

  .payment-tag {
    font-family: 'Space Mono', monospace;
    font-size: 0.72rem;
    color: rgba(255,255,255,0.75);
    border: 1px solid rgba(255,255,255,0.3);
    padding: 0.25rem 0.6rem;
    border-radius: 100px;
    background: rgba(255,255,255,0.08);
  }

  /* ── CONTACT ── */
  .contact-method-icon {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.08);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.1rem;
  }

  .contact-method-text strong {
    display: block;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-family: 'Space Mono', monospace;
    margin-bottom: 0.15rem;
  }

  .contact-method-text a,
  .contact-method-text span {
    font-size: 1rem;
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
  }

  .contact-method-text a:hover { color: var(--blue-light); }

  .contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .form-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
  }

  .form-field label {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.5);
    font-family: 'Space Mono', monospace;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .form-field input,
  .form-field textarea,
  .form-field select {
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--white);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s, background 0.2s;
    width: 100%;
  }

  .form-field input::placeholder,
  .form-field textarea::placeholder {
    color: rgba(255,255,255,0.2);
  }

  .form-field input:focus,
  .form-field textarea:focus,
  .form-field select:focus {
    border-color: var(--blue-light);
    background: rgba(255,255,255,0.1);
  }

  .form-field select option {
    background: var(--dark);
    color: var(--white);
  }

  .form-field textarea {
    resize: vertical;
    min-height: 100px;
  }

  .btn-send {
    background: var(--blue);
    color: var(--white);
    font-family: 'DM Sans', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.9rem 2rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
    align-self: flex-start;
  }

  .btn-send:hover {
    background: var(--blue-light);
    transform: translateY(-1px);
  }

  /* ── FOOTER ── */
  footer {
    background: #0f1319;
    padding: 2rem 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    border-top: 1px solid rgba(255,255,255,0.06);
  }

  .footer-left {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.3);
    font-family: 'Space Mono', monospace;
  }

  .footer-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .footer-links a {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.35);
    text-decoration: none;
    transition: color 0.2s;
  }

  .footer-links a:hover { color: rgba(255,255,255,0.7); }

  .footer-arcane {
    text-decoration: none;
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    color: var(--accent) !important;
    border: 1px solid rgba(240,165,0,0.3);
    padding: 0.3rem 0.8rem;
    border-radius: 100px;
  }

  .footer-arcane:hover {
    color: var(--accent) !important;
    border-color: var(--accent) !important;
    background: rgba(240,165,0,0.06);
  }

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

  @keyframes bounce {
    0%, 100% { transform: rotate(45deg) translateY(0); }
    50% { transform: rotate(45deg) translateY(5px); }
  }

  /* ── RESPONSIVE ── */
  @media (max-width: 768px) {
    nav { padding: 1rem 1.25rem; }
    .nav-links { display: none; }
    .teaching-inner,
    .about-inner,
    .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
    .form-row { grid-template-columns: 1fr; }
    .trust-bar { gap: 1.5rem; }
    .about-photo { aspect-ratio: 4/3; }
    footer { flex-direction: column; text-align: center; }
  }

  /* ── UTILITIES ── */
  .visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

  .hero-title {
    animation: none;
    font-family: 'DM Sans', sans-serif;
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 600;
    color: var(--white);
    line-height: 1.15;
    max-width: 700px;
    margin-bottom: 1.2rem;
    position: relative;
  }

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

  .section-home { background: var(--off-white); }
  .section-school { background: var(--blue-pale); }
  .section-business { background: var(--white); }

  .text-link-blue {
    color: var(--blue);
    font-weight: 600;
    text-decoration: none;
  }

  .button-inline {
    display: inline-block;
    background: var(--blue);
    color: white;
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
  }

  .button-inline-spaced { margin-top: 1.5rem; }
  .button-inline-spaced-small { margin-top: 1.25rem; }

  .teaching-icon-large {
    font-size: 1.8rem;
    margin-bottom: 0.75rem;
  }

  .price-accent { color: var(--accent); }
  .price-sub-muted { color: rgba(255,255,255,0.4); }

  .pricing-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
  }

  .button-whatsapp {
    display: inline-block;
    background: #25D366;
    color: white;
    font-family: 'DM Sans', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.7rem 1.25rem;
    border-radius: 8px;
    text-decoration: none;
  }

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

  .about-location {
    font-size: 0.88rem;
    color: var(--blue);
    font-weight: 500;
    margin-bottom: 0.75rem;
  }

  .contact-note {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.35);
    margin-top: 1.5rem;
    line-height: 1.6;
  }

  .form-status {
    min-height: 1.4em;
    font-size: 0.88rem;
    color: rgba(255,255,255,0.7);
  }

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

  /* ── THANKS PAGE ── */
  body.thanks-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }

  body.thanks-page nav {
    position: static;
  }

  body.thanks-page main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
  }

  .thanks-card {
    background: var(--white);
    border-radius: 20px;
    border: 1px solid var(--light-grey);
    padding: 3.5rem;
    max-width: 560px;
    width: 100%;
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .thanks-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--blue-dark), var(--blue-light));
  }

  .tick-circle {
    width: 72px;
    height: 72px;
    background: var(--blue-pale);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.75rem;
    animation: popIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) both;
  }

  .tick-circle svg {
    width: 32px;
    height: 32px;
    color: var(--blue);
  }

  .thanks-card h1 {
    font-size: 1.9rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.75rem;
    animation: fadeUp 0.5s 0.15s ease both;
  }

  .thanks-sub {
    font-size: 1.05rem;
    color: var(--mid);
    line-height: 1.75;
    font-weight: 300;
    margin-bottom: 2rem;
    animation: fadeUp 0.5s 0.25s ease both;
  }

  .thanks-promise {
    background: var(--blue-pale);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 2rem;
    font-size: 0.95rem;
    color: var(--blue-dark);
    font-weight: 400;
    line-height: 1.6;
    animation: fadeUp 0.5s 0.35s ease both;
  }

  .thanks-promise strong {
    display: block;
    font-family: 'Space Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--blue-light);
    margin-bottom: 0.4rem;
  }

  .thanks-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeUp 0.5s 0.45s ease both;
  }

  body.thanks-page .btn-primary {
    background: var(--blue);
    color: var(--white);
    transition: background 0.2s, transform 0.2s;
  }

  body.thanks-page .btn-primary:hover {
    background: var(--blue-dark);
    transform: translateY(-2px);
  }

  body.thanks-page .btn-secondary {
    color: var(--blue);
    border-color: var(--blue-light);
    transition: border-color 0.2s, background 0.2s;
  }

  body.thanks-page .btn-secondary:hover {
    border-color: var(--blue);
    background: var(--blue-pale);
  }

  body.thanks-page footer {
    padding: 1.5rem 2.5rem;
  }

  @keyframes popIn {
    from { opacity: 0; transform: scale(0.5); }
    to { opacity: 1; transform: scale(1); }
  }

  @media (max-width: 600px) {
    .thanks-card { padding: 2.5rem 1.5rem; }
  }

  /* ── ERROR PAGE ── */
  body.error-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }

  body.error-page nav {
    position: static;
  }

  body.error-page main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    background: linear-gradient(160deg, var(--blue-dark) 0%, var(--blue) 55%, var(--blue-light) 100%);
  }

  .error-panel {
    width: min(100%, 620px);
    padding: 3.5rem;
    background: rgba(255,255,255,0.94);
    border: 1px solid rgba(255,255,255,0.45);
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(26,31,46,0.18);
  }

  .error-panel h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    color: var(--dark);
    line-height: 1.15;
    margin-bottom: 1rem;
  }

  .error-panel p:not(.section-label) {
    max-width: 460px;
    margin: 0 auto 2rem;
    color: var(--mid);
    font-size: 1.05rem;
    line-height: 1.7;
    font-weight: 300;
  }

  .error-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
  }

  body.error-page .btn-primary {
    background: var(--blue);
    color: var(--white);
  }

  body.error-page .btn-primary:hover {
    background: var(--blue-dark);
  }

  body.error-page .btn-secondary {
    color: var(--blue);
    border-color: var(--blue-light);
  }

  body.error-page .btn-secondary:hover {
    border-color: var(--blue);
    background: var(--blue-pale);
  }

  @media (max-width: 600px) {
    .error-panel { padding: 2.5rem 1.5rem; }
  }

  /* ── MULTI-PAGE: SUBPAGE LAYOUT ── */
  body.subpage nav { position: sticky; }

  .page-hero {
    background: linear-gradient(160deg, var(--blue-dark) 0%, var(--blue) 55%, var(--blue-light) 100%);
    padding: 4rem 2rem 3.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
  }

  .page-hero .section-label { color: rgba(255,255,255,0.7); position: relative; }

  .page-hero h1 {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 600;
    color: var(--white);
    line-height: 1.15;
    max-width: 760px;
    margin: 0 auto 1rem;
    position: relative;
  }

  .page-hero h1 em { font-style: normal; color: var(--accent); }

  .page-hero p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.82);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 300;
    line-height: 1.7;
    position: relative;
  }

  .page-hero .hero-cta { margin-top: 2rem; }

  /* CTA band reused across pages */
  .cta-band { background: var(--blue-pale); text-align: center; }
  .cta-band .section-inner { max-width: 720px; }
  .cta-band .hero-cta { justify-content: center; margin-top: 1.5rem; }
  .cta-band .btn-primary { background: var(--blue); color: var(--white); }
  .cta-band .btn-primary:hover { background: var(--blue-dark); }
  .cta-band .btn-secondary { color: var(--blue); border-color: var(--blue-light); }
  .cta-band .btn-secondary:hover { border-color: var(--blue); background: var(--white); }

  /* ── HOME PAGE QUICK CONTACT FORM ── */
  #home-contact { background: var(--dark); color: var(--white); text-align: center; }
  #home-contact .section-inner { max-width: 720px; }
  #home-contact .section-label { color: var(--blue-light); }
  #home-contact .section-title { color: var(--white); }
  #home-contact .section-intro { color: rgba(255,255,255,0.6); }

  .home-contact-form { max-width: 560px; margin: 2.5rem auto 0; text-align: left; }
  .home-contact-actions {
    display: flex;
    align-items: center;
    gap: 1rem 1.25rem;
    flex-wrap: wrap;
  }
  .home-contact-or { color: rgba(255,255,255,0.55); font-size: 0.9rem; }
  .home-contact-or a { color: var(--blue-light); }

  /* Local area chips on location pages */
  .area-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
  }

  .area-chip {
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    color: var(--blue-dark);
    border: 1px solid var(--light-grey);
    background: var(--white);
    padding: 0.3rem 0.8rem;
    border-radius: 100px;
  }

  /* ── MOBILE NAV MENU ── */
  .nav-toggle { position: absolute; opacity: 0; pointer-events: none; width: 1px; height: 1px; }
  .nav-burger { display: none; }

  @media (max-width: 768px) {
    /* Remove backdrop-filter on mobile: it would make the fixed full-screen
       menu anchor to the nav bar instead of the viewport. */
    nav { backdrop-filter: none; background: var(--white); }
    /* Keep the logo and close button above the full-screen menu overlay. */
    .nav-logo, .nav-burger { position: relative; z-index: 95; }
    .nav-burger {
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 40px;
      height: 36px;
      padding: 8px;
      cursor: pointer;
      border-radius: 6px;
    }
    .nav-burger span {
      display: block;
      width: 22px;
      height: 2px;
      background: var(--blue-dark);
      border-radius: 2px;
      transition: 0.25s;
    }
    .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
    .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    .nav-links {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 90;               /* below the nav bar (z-index 100) so the logo + close icon stay on top */
      flex-direction: column;
      gap: 0;
      background: var(--white);  /* fully opaque — page content cannot show through */
      padding: 5rem 1.5rem 2rem; /* top padding clears the fixed nav bar */
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
    }
    .nav-toggle:checked ~ .nav-links { display: flex; }
    .nav-links li { width: 100%; }
    .nav-links a {
      display: block;
      padding: 0.7rem 0;
      border-bottom: 1px solid var(--blue-pale);
      font-size: 0.95rem;
    }
    .nav-links li:last-child a { border-bottom: none; }
    .nav-cta {
      display: inline-block;
      margin-top: 0.6rem;
      text-align: center;
    }
    /* Scroll hint collides with the hero button on small/short screens */
    .scroll-hint { display: none; }
    footer { flex-direction: column; text-align: center; }
    .footer-links { justify-content: center; gap: 1rem 1.25rem; }
  }

  /* Also hide the scroll hint when the window is short, regardless of width */
  @media (max-height: 720px) {
    .scroll-hint { display: none; }
  }