/* ══════════════════════════════════════════
     FOOTER - Design Épuré & Minimaliste
  ══════════════════════════════════════════ */
  .footer {
    background: #FAFAFA;
    color: var(--ink);
    padding: var(--sp-12) 0 var(--sp-6);
    margin-top: auto;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
  }

  /* Newsletter - Minimaliste */
  .footer-newsletter {
    background: white;
    border-radius: var(--r-xl);
    padding: var(--sp-8) var(--sp-6);
    margin-bottom: var(--sp-10);
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.06);
  }

  .footer-newsletter-title {
    font-family: 'Instrument Serif', serif;
    font-size: 1.5rem;
    color: var(--ink);
    margin-bottom: var(--sp-2);
    font-weight: 400;
  }

  .footer-newsletter-text {
    color: var(--ink-muted);
    font-size: 14.5px;
    margin-bottom: var(--sp-5);
    line-height: 1.6;
  }

  .footer-newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    max-width: 420px;
    margin: 0 auto;
  }

  .footer-newsletter-input {
    flex: 1;
    padding: 13px 20px;
    border: 1.5px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--r-full);
    font-size: 14.5px;
    transition: all var(--transition);
    background: white;
  }

  .footer-newsletter-input:hover {
    border-color: rgba(0, 0, 0, 0.2);
  }

  .footer-newsletter-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(25, 118, 210, 0.08);
  }

  .footer-newsletter-input::placeholder {
    color: var(--ink-muted);
  }

  .footer-newsletter-btn {
    padding: 13px 28px;
    background: var(--primary);
    color: white;
    border-radius: var(--r-full);
    font-weight: 600;
    font-size: 14.5px;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
  }

  .footer-newsletter-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(25, 118, 210, 0.25);
  }

  /* Campus Locations Section */
  .footer-campus {
    margin-bottom: var(--sp-10);
  }

  .footer-campus-title {
    font-family: 'Instrument Serif', serif;
    font-size: 1.4rem;
    color: var(--ink);
    margin-bottom: var(--sp-6);
    text-align: center;
    font-weight: 400;
  }

  .campus-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sp-4);
  }

  .campus-card {
    background: white;
    border-radius: var(--r-lg);
    padding: var(--sp-5);
    border: 1px solid rgba(0, 0, 0, 0.06);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
  }

  .campus-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
  }

  .campus-header {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
  }

  .campus-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--r-full);
    background: var(--primary-50);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
  }

  .campus-icon svg {
    width: 22px;
    height: 22px;
  }

  .campus-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--ink);
  }

  .campus-info {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
    padding-left: calc(44px + var(--sp-3));
  }

  .campus-detail {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-2);
    font-size: 14px;
    color: var(--ink-muted);
  }

  .campus-detail svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--secondary);
  }

  .campus-map-link {
    margin-top: var(--sp-2);
    padding-left: calc(44px + var(--sp-3));
  }

  .campus-map-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    color: var(--primary);
    font-weight: 600;
    font-size: 13.5px;
    text-decoration: none;
    transition: all var(--transition);
    padding: var(--sp-2) 0;
  }

  .campus-map-btn:hover {
    gap: var(--sp-3);
  }

  .campus-map-btn svg {
    width: 16px;
    height: 16px;
  }

  /* Grid */
  .footer-grid {
    display: grid;
    gap: var(--sp-10);
    margin-bottom: var(--sp-10);
  }

  .footer-brand img {
    height: 44px;
    width: auto;
    margin-bottom: var(--sp-4);
  }

  .footer-brand-text {
    font-size: 14.5px;
    line-height: 1.7;
    color: var(--ink-muted);
    max-width: 320px;
  }

  .footer-socials {
    display: flex;
    gap: var(--sp-2);
    margin-top: var(--sp-5);
  }

  .footer-social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--r-full);
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink-light);
    transition: all var(--transition);
  }

  .footer-social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(25, 118, 210, 0.25);
  }

  .footer-social-link svg {
    width: 18px;
    height: 18px;
  }

  .footer-cols {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sp-8);
  }

  .footer-col-title {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--sp-4);
    color: var(--ink);
  }

  .footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
  }

  .footer-link {
    font-size: 14.5px;
    color: var(--ink-muted);
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 400;
  }

  .footer-link::before {
    content: '';
    width: 0;
    height: 1.5px;
    background: var(--primary);
    transition: width var(--transition);
    border-radius: 1px;
  }

  .footer-link:hover {
    color: var(--primary);
    transform: translateX(3px);
  }

  .footer-link:hover::before {
    width: 14px;
  }

  .footer-contact {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    margin-bottom: var(--sp-3);
    font-size: 14.5px;
    color: var(--ink-muted);
    transition: color var(--transition);
  }

  .footer-contact:hover {
    color: var(--primary);
  }

  .footer-contact-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--r-full);
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--ink-light);
    transition: all var(--transition);
  }

  .footer-contact:hover .footer-contact-icon {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
  }

  .footer-contact-icon svg {
    width: 16px;
    height: 16px;
  }

  /* Bottom */
  .footer-bottom {
    padding-top: var(--sp-8);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    text-align: center;
    font-size: 13.5px;
    color: var(--ink-muted);
  }

  .footer-legal {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--sp-4) var(--sp-5);
  }

  .footer-legal a {
    color: var(--ink-muted);
    transition: color var(--transition);
    font-weight: 400;
  }

  .footer-legal a:hover {
    color: var(--primary);
  }

  /* Tablet */
  @media (min-width: 640px) {
    .footer-newsletter {
      padding: var(--sp-10) var(--sp-8);
    }

    .footer-newsletter-form {
      flex-direction: row;
    }

    .footer-newsletter-btn {
      width: auto;
    }

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

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

    .campus-card {
      flex-direction: row;
      align-items: center;
    }

    .campus-info {
      padding-left: 0;
      flex: 1;
    }

    .campus-map-link {
      padding-left: 0;
      margin-top: 0;
      margin-left: auto;
    }
  }

  /* Desktop */
  @media (min-width: 768px) {
    .footer {
      padding: var(--sp-16) 0 var(--sp-8);
    }

    .footer-newsletter {
      display: flex;
      align-items: center;
      justify-content: space-between;
      text-align: left;
      padding: var(--sp-10) var(--sp-12);
    }

    .footer-newsletter-content {
      flex: 1;
      max-width: 500px;
    }

    .footer-newsletter-title {
      font-size: 1.75rem;
    }

    .footer-newsletter-form {
      margin: 0;
      max-width: 420px;
      flex-shrink: 0;
    }

    .footer-grid {
      grid-template-columns: 1.3fr 2fr;
      gap: var(--sp-12);
    }

    .footer-cols {
      grid-template-columns: repeat(3, 1fr);
      gap: var(--sp-8);
    }

    .footer-bottom {
      flex-direction: row;
      justify-content: space-between;
      text-align: left;
    }

    .footer-legal {
      justify-content: flex-end;
    }
  }

  @media (min-width: 1024px) {
    .footer-brand img {
      height: 46px;
    }

    .footer-brand-text {
      font-size: 15px;
    }

    .footer-social-link {
      width: 42px;
      height: 42px;
    }

    .footer-link,
    .footer-contact {
      font-size: 15px;
    }

    .footer-col-title {
      font-size: 11.5px;
      letter-spacing: 0.1em;
    }
  }