/* public/css/components/button.css */

.btn {
  display: inline-block;
  padding: 12px 28px;
  font-weight: 400;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
  border: none;
}

/* 外框按鈕 */
.btn-outline {
  border: 1.5px solid var(--color-primary-muted);
  padding: 15px 40px;
  color: var(--color-primary);
  background: transparent;
  font-size: 16px;
  text-decoration: none;
}

.btn-outline:hover,
.btn-outline:focus {
  background: var(--color-primary);
  color: var(--color-primary-muted);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

/* 主要按鈕 */
.btn-primary {
  width: 100%;
  padding: 11px 14px;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  font-size: 0.95rem;
  font-weight: 400;
  cursor: pointer;
  transition:
    background-color 0.25s ease,
    transform 0.2s ease,
    box-shadow 0.25s ease,
    opacity 0.25s ease;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.btn-primary:hover,
.btn-primary:focus {
  background: #000000;
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2);
  opacity: 0.9;
}

.btn-primary i {
  margin-right: 6px;
  font-size: 0.9rem;
}

/* 次要按鈕 */
.btn-secondary {
  width: 100%;
  padding: 11px 14px;
  background: var(--color-white);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color 0.25s ease,
    transform 0.2s ease,
    box-shadow 0.25s ease,
    color 0.25s ease;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2);
}

.btn-secondary i {
  margin-right: 6px;
  font-size: 0.9rem;
}

/* 警示按鈕 */
.btn-warning {
  width: 100%;
  padding: 11px 14px;
  background: #f39c12;
  color: var(--color-white);
  border: none;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color 0.25s ease,
    transform 0.2s ease,
    box-shadow 0.25s ease,
    color 0.25s ease;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.btn-warning:hover,
.btn-warning:focus {
  background: #e67e22;
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2);
}

.btn-warning i {
  margin-right: 6px;
  font-size: 0.9rem;
}

/* ==================== Laptop: 769px - 1024px ==================== */
@media (max-width: 1024px) {
  .btn-outline {
    padding: 14px 36px;
    font-size: 15px;
  }

  .btn-primary,
  .btn-secondary,
  .btn-warning {
    padding: 10px 12px;
    font-size: 0.9rem;
  }
}

/* ==================== Tablet: 481px - 768px ==================== */
@media (max-width: 768px) {
  .btn-outline {
    padding: 12px 32px;
    font-size: 14px;
  }

  .btn-primary,
  .btn-secondary,
  .btn-warning {
    padding: 10px 12px;
    font-size: 0.875rem;
  }
}

/* ==================== Mobile: 480px 以下 ==================== */
@media (max-width: 480px) {
  .btn-outline {
    padding: 10px 24px;
    font-size: 13px;
  }

  .btn-primary,
  .btn-secondary,
  .btn-warning {
    padding: 9px 10px;
    font-size: 0.85rem;
    letter-spacing: 0.06em;
  }

  .btn-primary i,
  .btn-secondary i,
  .btn-warning i {
    margin-right: 4px;
    font-size: 0.85rem;
  }

}