.foundation-page {
  background: #f6f8f7;
  min-height: 70vh;
}
.foundation-page .card {
    border-radius: 18px;
}

.foundation-breadcrumbs {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    margin-bottom: 28px;
    color: #61706a;
    font-size: .9rem;
    line-height: 1.2;
    background: #edf4ef;
    border: 1px solid #d7e5dc;
    border-radius: 999px;
}

.foundation-breadcrumbs a {
    color: #08724e;
    font-weight: 700;
    text-decoration: none;
}

.foundation-breadcrumbs a:hover {
    color: #054d34;
    text-decoration: underline;
}

.foundation-page .form-label {
    display: block;
    margin-bottom: 7px;
    color: #31423a;
    font-size: .9rem;
    font-weight: 700;
}

.foundation-page .form-control {
    width: 100%;
    min-height: 48px;
    padding: 10px 12px;
    color: #14231e;
    font-size: 1rem;
    font-variant-numeric: tabular-nums;
    background: #fff;
    border: 1px solid #b8c9c0;
    border-radius: 10px;
    box-shadow: 0 1px 2px rgb(16 40 32 / 4%);
    transition: border-color .15s ease, box-shadow .15s ease;
}

.foundation-page .form-control:hover {
    border-color: #7e9b8d;
}

.foundation-page .form-control:focus {
    border-color: #14805c;
    outline: 0;
    box-shadow: 0 0 0 4px rgb(20 128 92 / 15%);
}

.foundation-partitions {
    padding-top: 24px;
    margin-top: 24px;
    border-top: 1px solid #dce6e0;
}

.foundation-partitions__heading {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 16px;
}

.foundation-partitions__heading h2 {
    margin: 0 0 6px;
}

.foundation-partitions__heading p {
    max-width: 430px;
    margin: 0;
    color: #61706a;
    font-size: 0.875rem;
    line-height: 1.5;
}

.foundation-partitions__add,
.foundation-partitions__remove {
    display: inline-flex;
    gap: 9px;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    font-size: 0.875rem;
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
    cursor: pointer;
    transition: background-color .15s ease, border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}

.foundation-partitions__button-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1;
    border-radius: 50%;
}

.foundation-partitions__add {
    flex: 0 0 auto;
    padding: 11px 16px;
    color: #fff;
    background: #08724e;
    border: 1px solid #08724e;
    border-radius: 10px;
    box-shadow: 0 5px 12px rgb(8 114 78 / 20%);
}

.foundation-partitions__add .foundation-partitions__button-icon {
    background: rgb(255 255 255 / 18%);
}

.foundation-partitions__add:hover,
.foundation-partitions__add:focus {
    color: #fff;
    background: #065c3e;
    border-color: #065c3e;
    box-shadow: 0 8px 17px rgb(8 114 78 / 28%);
    transform: translateY(-1px);
}

.foundation-partitions__list {
    display: grid;
    gap: 14px;
}

.foundation-partition {
    padding: 16px;
    margin: 0;
    background: #f8fbf9;
    border: 1px solid #dce6e0;
    border-radius: 12px;
}

.foundation-partition legend {
    float: none;
    width: auto;
    padding: 0 6px;
    margin: 0;
    color: #08724e;
    font-size: 0.9rem;
    font-weight: 800;
}

.foundation-partition__walls {
    padding: 16px;
    margin: 16px 0 0;
    background: #fff;
    border: 1px solid #dce6e0;
    border-radius: 10px;
}

.foundation-partition__walls-heading {
    margin-bottom: 14px;
}

.foundation-partition__walls-heading h3 {
    margin: 0 0 4px;
    color: #31423a;
    font-size: 0.95rem;
    font-weight: 800;
}

.foundation-partition__walls-heading p {
    margin: 0;
    color: #61706a;
    font-size: 0.82rem;
    line-height: 1.45;
}

.foundation-partition__walls-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.foundation-partition__wall {
    padding: 14px;
    background: #f8fbf9;
    border: 1px solid #e1e9e4;
    border-radius: 9px;
}

.foundation-partition__wall h4 {
    margin: 0 0 12px;
    color: #08724e;
    font-size: 0.85rem;
    font-weight: 800;
}

.foundation-partition__wall .form-label:not(:first-of-type) {
    margin-top: 12px;
}

.foundation-partition__wall .form-control:disabled {
    color: #819087;
    background: #eef2ef;
    cursor: not-allowed;
    opacity: 1;
}

.foundation-partitions__remove {
    padding: 9px 12px;
    margin-top: 10px;
    color: #b42318;
    background: #fff;
    border: 1px solid #efb8b3;
    border-radius: 9px;
    box-shadow: 0 2px 5px rgb(67 20 17 / 7%);
}

.foundation-partitions__remove .foundation-partitions__button-icon {
    width: 20px;
    height: 20px;
    background: #fff0ee;
}

.foundation-partitions__remove:hover,
.foundation-partitions__remove:focus {
    color: #fff;
    background: #b42318;
    border-color: #b42318;
    box-shadow: 0 6px 14px rgb(180 35 24 / 20%);
    transform: translateY(-1px);
}

.foundation-partitions__remove:hover .foundation-partitions__button-icon,
.foundation-partitions__remove:focus .foundation-partitions__button-icon {
    color: #b42318;
    background: #fff;
}

.foundation-partitions__add:focus-visible,
.foundation-partitions__remove:focus-visible {
    outline: 3px solid rgb(20 128 92 / 30%);
    outline-offset: 3px;
}

.foundation-result__walls {
    padding-top: 18px;
    margin-top: 18px;
    border-top: 1px solid #dce6e0;
}

.foundation-result__walls h3 {
    margin: 0 0 9px;
    color: #31423a;
    font-size: 0.95rem;
    font-weight: 800;
}

.foundation-result__walls ul {
    padding-left: 18px;
    margin: 0;
    color: #61706a;
    font-size: 0.82rem;
    line-height: 1.5;
}

.foundation-result__walls li + li {
    margin-top: 5px;
}

.foundation-result__walls strong {
    color: #08724e;
}

.foundation-page .btn-primary {
    min-height: 48px;
    padding: 11px 18px;
    font-weight: 700;
    background: #14805c;
    border-color: #14805c;
    border-radius: 10px;
}

.foundation-page .btn-primary:hover,
.foundation-page .btn-primary:focus {
    background: #0b5f43;
    border-color: #0b5f43;
}

.foundation-content {
    padding-top: 64px;
}

.foundation-content__intro {
    max-width: 760px;
}

.foundation-content__eyebrow {
    margin-bottom: 8px;
    color: #08724e;
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.foundation-content h2 {
    margin: 0 0 16px;
    font-size: clamp(1.5rem, 3vw, 2rem);
}

.foundation-content__intro > p:last-child {
    color: #52635b;
    font-size: 1.05rem;
}

.foundation-content__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin: 28px 0 48px;
}

.foundation-content__card {
    padding: 20px;
    background: #fff;
    border: 1px solid #dce6e0;
    border-radius: 14px;
}

.foundation-content__card h3 {
    margin: 0 0 8px;
    font-size: 1rem;
}

.foundation-content__card p {
    margin: 0;
    color: #61706a;
}

.foundation-content__section,
.foundation-content__notice,
.foundation-faq {
    max-width: 820px;
    padding: 28px 0;
    border-top: 1px solid #dce6e0;
}

.foundation-content__steps {
    padding-left: 22px;
    margin: 0;
}

.foundation-content__steps li + li {
    margin-top: 10px;
}

.foundation-content__notice {
    padding: 24px;
    margin: 10px 0 28px;
    background: #fff4d9;
    border: 1px solid #f1dcaa;
    border-radius: 14px;
}

.foundation-content__notice h2,
.foundation-content__notice p {
    margin-bottom: 0;
}

.foundation-faq details {
    padding: 16px 0;
    border-top: 1px solid #dce6e0;
}

.foundation-faq summary {
    cursor: pointer;
    font-weight: 700;
}

.foundation-faq p {
    margin: 10px 0 0;
    color: #61706a;
}
.foundation-result {
  position: sticky;
  top: 1rem;
}
.foundation-result__list {
  margin: 1rem 0 0;
}
.foundation-result__list div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid #e5ebe7;
}
.foundation-result__list dt {
  font-weight: 400;
  color: #61706a;
}
.foundation-result__list dd {
  margin: 0;
  font-weight: 700;
  text-align: right;
}
.foundation-result__total dd,
.foundation-result__total dt {
  color: #08724e;
  font-weight: 800;
}
@media (max-width: 991px) {
  .foundation-result {
    position: static;
  }
}

@media (max-width: 767px) {
    .foundation-partitions__heading {
        flex-direction: column;
    }

    .foundation-partitions__add {
        width: 100%;
    }

    .foundation-partition__walls-grid {
        grid-template-columns: 1fr;
    }

    .foundation-content {
        padding-top: 44px;
    }

    .foundation-content__grid {
        grid-template-columns: 1fr;
    }
}

/* Layout override: page does not depend on Bootstrap grid utilities. */
.foundation-page {
    padding: 32px 0 80px;
}

.foundation-page h1 {
    max-width: 760px;
    margin: 0 0 14px;
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.06;
    letter-spacing: -.045em;
}

.foundation-page .lead {
    max-width: 700px;
    margin: 0 0 36px;
    color: #56675f;
    font-size: 1.1rem;
}

.foundation-diagrams {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    margin: 0 0 28px;
}

.foundation-diagram {
    padding: 14px;
    margin: 0;
    background: #fff;
    border: 1px solid #dce6e0;
    border-radius: 16px;
    box-shadow: 0 8px 22px rgb(16 40 32 / 5%);
}

.foundation-diagram img {
    display: block;
    width: 100%;
    height: auto;
    background: #f8fbf9;
    border: 1px solid #e1e9e4;
    border-radius: 10px;
}

.foundation-diagram figcaption {
    padding: 13px 4px 2px;
    color: #61706a;
    font-size: 0.88rem;
    line-height: 1.45;
}

.foundation-diagram strong {
    color: #08724e;
}

.foundation-page .col-xl-10 > .row.g-4 {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
    gap: 24px;
    align-items: start;
}

.foundation-page .col-lg-7,
.foundation-page .col-lg-5 {
    width: auto;
    max-width: none;
    padding: 0;
}

.foundation-page .card {
    overflow: hidden;
    background: #fff;
    border: 1px solid #dce6e0 !important;
    box-shadow: 0 12px 32px rgb(16 40 32 / 7%) !important;
}

.foundation-page .card-body {
    padding: 28px !important;
}

.foundation-page .row.g-3 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.foundation-page .row.g-3 > [class*="col-"] {
    width: auto;
    max-width: none;
    padding: 0;
}

.foundation-page hr {
    height: 1px;
    margin: 28px 0;
    background: #dce6e0;
    border: 0;
}

.foundation-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 14px 22px;
    margin-top: 28px;
    color: #fff;
    font: inherit;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    background: linear-gradient(135deg, #19a874, #08724e);
    border: 0 !important;
    border-radius: 12px;
    box-shadow: 0 8px 18px rgb(8 114 78 / 25%);
    transition: transform .15s ease, box-shadow .15s ease;
}

.foundation-submit:hover,
.foundation-submit:focus {
    color: #fff;
    box-shadow: 0 11px 24px rgb(8 114 78 / 31%);
    transform: translateY(-1px);
}

@media (max-width: 991px) {
    .foundation-page .col-xl-10 > .row.g-4 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767px) {
    .foundation-page {
        padding: 24px 0 56px;
    }

    .foundation-page .card-body {
        padding: 20px !important;
    }

    .foundation-page .row.g-3 {
        grid-template-columns: 1fr;
    }

    .foundation-diagrams {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .foundation-diagram {
        padding: 10px;
    }

    .foundation-submit {
        width: 100%;
    }
}