#cooperation-intro {
  padding-top: 48px;
  padding-bottom: 56px;
}

#cooperation-intro .container,
#cooperation-contact .container {
  max-width: 1160px;
}

#cooperation-intro .intro-copy {
  max-width: 850px;
}

#cooperation-intro h2,
#cooperation-contact h2 {
  text-align: left;
  letter-spacing: 0;
}

#cooperation-intro .intro-copy p {
  margin: 0;
  color: #4e5964;
  font-size: 17px;
  line-height: 1.9;
}

.cooperation-programs {
  margin-top: 48px;
  border-top: 1px solid #d9e4ea;
}

.cooperation-programs .program {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 18px;
  padding: 28px 0;
  border-bottom: 1px solid #d9e4ea;
}

.cooperation-programs .program-number {
  color: #2fadcf;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
}

.cooperation-programs h3 {
  margin: 0 0 8px;
  color: #0c3178;
  font-size: 20px;
  line-height: 1.4;
}

.cooperation-programs p {
  max-width: 760px;
  margin: 0;
  color: #585858;
  line-height: 1.8;
}

.cooperation-invitation {
  margin: 32px 0 0;
  color: #0c3178;
  font-size: 18px;
  font-weight: 600;
}

#cooperation-contact {
  padding: 42px 0 52px;
  background: #f4f8fa;
}

#cooperation-contact .contact-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1.28fr);
  gap: 52px;
  align-items: start;
}

#cooperation-contact .contact-copy {
  padding-top: 6px;
}

#cooperation-contact .contact-copy p {
  max-width: 360px;
  margin: 0 0 32px;
  color: #4e5964;
  line-height: 1.8;
}

.contact-email {
  padding-top: 22px;
  border-top: 1px solid #cbdbe3;
}

.contact-email span {
  display: block;
  margin-bottom: 5px;
  color: #64717d;
  font-size: 14px;
}

.contact-email a {
  color: #0c3178;
  font-size: 17px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

#brand-cooperation-form {
  min-width: 0;
}

#brand-cooperation-form .form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
}

#brand-cooperation-form .form-field {
  min-width: 0;
}

#brand-cooperation-form .form-field-wide {
  grid-column: 1 / -1;
}

#brand-cooperation-form label {
  display: block;
  margin-bottom: 6px;
  color: #263746;
  font-size: 15px;
  font-weight: 600;
}

#brand-cooperation-form label span[aria-hidden="true"] {
  color: #d9363e;
}

#brand-cooperation-form input[type="text"],
#brand-cooperation-form input[type="number"],
#brand-cooperation-form input[type="email"],
#brand-cooperation-form input[type="tel"],
#brand-cooperation-form textarea {
  display: block;
  width: 100%;
  height: 42px;
  min-height: 42px;
  border: 1px solid #b8c8d0;
  border-radius: 6px;
  background: #fff;
  color: #263746;
  font: inherit;
  letter-spacing: 0;
  padding: 9px 13px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

#brand-cooperation-form textarea {
  height: 92px;
  min-height: 92px;
  resize: vertical;
  line-height: 1.55;
}

#brand-cooperation-form input:focus,
#brand-cooperation-form textarea:focus {
  border-color: #167f9d;
  box-shadow: 0 0 0 3px rgba(47, 173, 207, 0.18);
  outline: none;
}

#brand-cooperation-form .has-error input,
#brand-cooperation-form .has-error textarea {
  border-color: #c92a34;
}

#brand-cooperation-form .field-error {
  margin-top: 5px;
  color: #b4232b;
  font-size: 13px;
  line-height: 1.5;
}

#brand-cooperation-form .field-error:empty {
  display: none;
}

#brand-cooperation-form .privacy-field {
  margin-top: 14px;
}

#brand-cooperation-form .privacy-field label {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 0;
  color: #4e5964;
  font-weight: 400;
  line-height: 1.6;
}

#brand-cooperation-form .privacy-field input {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: #167f9d;
  flex: 0 0 auto;
}

#brand-cooperation-form .privacy-field a {
  color: #0c5d86;
  font-weight: 600;
}

#brand-cooperation-form .form-message {
  display: none;
  margin-top: 14px;
  border-left: 4px solid #0c3178;
  padding: 11px 14px;
  background: #fff;
  color: #263746;
  line-height: 1.6;
}

#brand-cooperation-form .form-message.is-visible {
  display: block;
}

#brand-cooperation-form .form-message.is-success {
  border-left-color: #18794e;
  color: #12613e;
}

#brand-cooperation-form .form-message.is-error {
  border-left-color: #c92a34;
  color: #9f1d25;
}

#brand-cooperation-form .submit-button {
  min-width: 180px;
  min-height: 44px;
  margin-top: 14px;
  border: 1px solid #0c3178;
  border-radius: 999px;
  background: #0c3178;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0;
  padding: 8px 28px;
  transition: background-color 0.2s, transform 0.1s;
}

#brand-cooperation-form .submit-button:hover {
  background: #09265e;
}

#brand-cooperation-form .submit-button:active {
  transform: translateY(1px);
}

#brand-cooperation-form .submit-button:disabled {
  background: #60748a;
  border-color: #60748a;
  cursor: wait;
}

#brand-cooperation-form .honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

@media screen and (max-width: 1023px) {
  #cooperation-contact .contact-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  #cooperation-contact .contact-copy p {
    max-width: 620px;
  }
}

@media screen and (max-width: 767px) {
  #cooperation-intro {
    padding-top: 36px;
    padding-bottom: 42px;
  }

  #cooperation-intro .intro-copy p {
    font-size: 16px;
  }

  .cooperation-programs {
    margin-top: 34px;
  }

  .cooperation-programs .program {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 12px;
    padding: 24px 0;
  }

  .cooperation-programs h3 {
    font-size: 18px;
  }

  .cooperation-invitation {
    font-size: 17px;
  }

  #cooperation-contact {
    padding: 44px 0 58px;
  }

  #brand-cooperation-form .form-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  #brand-cooperation-form input[type="text"],
  #brand-cooperation-form input[type="number"],
  #brand-cooperation-form input[type="email"],
  #brand-cooperation-form input[type="tel"] {
    height: 46px;
    min-height: 46px;
    padding: 11px 13px;
  }

  #brand-cooperation-form textarea {
    height: 118px;
    min-height: 118px;
  }

  #brand-cooperation-form .form-field-wide {
    grid-column: auto;
  }

  #brand-cooperation-form .submit-button {
    width: 100%;
  }
}