/* 00cctel product hub — additive layer on site.css */
body.page-product-00cctel {
  background: #f7f8f9;
}
body.page-product-00cctel .site-promo {
  background: #0d7a6e;
}

.ph-wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.ph-head {
  padding: 1.75rem 0 1.25rem;
}
.ph-crumb {
  margin: 0 0 0.85rem;
  font-size: 0.8rem;
  color: #6b7280;
  letter-spacing: 0.02em;
}
.ph-crumb a {
  color: #0d7a6e;
}
.ph-kicker {
  margin: 0 0 0.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #0d7a6e;
}
.ph-head h1 {
  margin: 0 0 0.45rem;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.2;
}
.ph-head .ph-sub {
  margin: 0;
  max-width: 40rem;
  color: #4b5563;
  font-size: 1.05rem;
  line-height: 1.6;
}
.ph-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.15rem;
}

.ph-secnav {
  position: sticky;
  top: 64px;
  z-index: 40;
  background: rgba(247, 248, 249, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e6ebef;
  margin-bottom: 1.5rem;
}
.ph-secnav__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.55rem 0;
}
.ph-secnav__btn {
  border: 1px solid transparent;
  background: transparent;
  color: #334155;
  font: inherit;
  font-size: 0.84rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
}
.ph-secnav__btn:hover,
.ph-secnav__btn.is-open,
.ph-secnav__btn.is-current {
  background: #fff;
  border-color: #d7dee4;
  color: #0d7a6e;
}
.ph-secnav__panel {
  display: none;
  padding: 0 0 0.85rem;
}
.ph-secnav__panel.is-open {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.ph-secnav__panel a {
  display: inline-block;
  padding: 0.32rem 0.7rem;
  border-radius: 8px;
  background: #fff;
  border: 1px solid #e6ebef;
  color: #334155;
  font-size: 0.82rem;
}
.ph-secnav__panel a.is-current {
  background: #0d7a6e;
  border-color: #0d7a6e;
  color: #fff;
}

.ph-hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: center;
  padding: 1.5rem 0 2.5rem;
}
.ph-hero h1 {
  margin: 0.35rem 0 0.75rem;
  font-size: clamp(2rem, 4.2vw, 3.1rem);
  font-weight: 650;
  letter-spacing: -0.04em;
  line-height: 1.12;
}
.ph-hero p.lead {
  margin: 0;
  color: #4b5563;
  font-size: 1.12rem;
  line-height: 1.65;
  max-width: 34rem;
}
.ph-ident {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 16px;
  padding: 1.35rem 1.4rem;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.04);
}
.ph-ident code {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1.05rem;
  background: #f3f6f6;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  color: #0d7a6e;
  word-break: break-all;
}
.ph-ident small {
  display: block;
  margin-top: 0.7rem;
  color: #6b7280;
  font-size: 0.82rem;
}
.ph-ident-parts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.4rem;
  margin-top: 0.85rem;
}
.ph-ident-parts span {
  display: block;
  background: #f6f8f8;
  border-radius: 8px;
  padding: 0.45rem 0.4rem;
  text-align: center;
  font-size: 0.72rem;
  color: #4b5563;
}
.ph-ident-parts b {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: #0d7a6e;
  font-size: 0.85rem;
  margin-bottom: 0.15rem;
}
.ph-end {
  padding: 2.5rem 0 3.5rem;
  border-top: 1px solid #e6ebef;
  margin-top: 1rem;
}
.ph-end p {
  margin: 0 0 0.85rem;
  color: #4b5563;
}
.ph-list {
  margin: 0.6rem 0 0;
  padding-left: 1.15rem;
  color: #4b5563;
}
.content-main.ph-main {
  padding-bottom: 0;
}

.ph-section {
  padding: 2.25rem 0;
}
.ph-section h2 {
  margin: 0 0 0.4rem;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}
.ph-section .ph-lead {
  margin: 0 0 1.25rem;
  color: #4b5563;
  max-width: 40rem;
}
.ph-caps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.85rem;
}
.ph-cap {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 14px;
  padding: 1.1rem 1.05rem 1rem;
  display: flex;
  flex-direction: column;
  min-height: 9.5rem;
  color: inherit;
  text-decoration: none;
}
.ph-cap:hover {
  border-color: #0d7a6e;
  text-decoration: none;
}
.ph-cap h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
}
.ph-cap p {
  margin: 0;
  color: #5b6570;
  font-size: 0.88rem;
  flex: 1;
}
.ph-cap span {
  margin-top: 0.8rem;
  font-size: 0.82rem;
  color: #0d7a6e;
  font-weight: 600;
}

.ph-flow {
  display: grid;
  grid-template-columns: minmax(0, 280px) 1fr;
  gap: 1.5rem;
  align-items: start;
}
.ph-stack {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 16px;
  padding: 0.4rem 0;
}
.ph-stack div {
  padding: 0.7rem 1.1rem;
  font-size: 0.92rem;
  border-bottom: 1px solid #f0f3f5;
}
.ph-stack div:last-child {
  border-bottom: 0;
}
.ph-stack div::before {
  content: "";
}
.ph-stack .ph-arrow {
  color: #9aa3ad;
  font-size: 0.75rem;
  padding: 0.15rem 1.1rem;
  border: 0;
  text-align: center;
}
.ph-note {
  margin: 0;
  color: #4b5563;
  font-size: 1.02rem;
  line-height: 1.7;
}

.ph-steps {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.6rem;
}
.ph-step {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 12px;
  padding: 0.85rem 0.8rem;
}
.ph-step b {
  display: block;
  font-size: 0.72rem;
  color: #0d7a6e;
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}
.ph-step span {
  font-size: 0.88rem;
}

.ph-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}
.ph-card {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 14px;
  padding: 1.15rem 1.1rem;
}
.ph-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.02rem;
}
.ph-card p {
  margin: 0;
  color: #5b6570;
  font-size: 0.9rem;
}

.ph-pair {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.75rem;
  align-items: center;
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 16px;
  padding: 1.25rem;
  margin: 0.75rem 0;
}
.ph-node {
  text-align: center;
  padding: 0.9rem;
  background: #f6f8f8;
  border-radius: 12px;
}
.ph-node strong {
  display: block;
  font-size: 1.05rem;
}
.ph-mid {
  color: #0d7a6e;
  font-size: 0.82rem;
  font-weight: 700;
  text-align: center;
  max-width: 8rem;
}

.ph-wake {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}
.ph-wake span {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 999px;
  padding: 0.45rem 0.8rem;
  font-size: 0.85rem;
}
.ph-wake i {
  font-style: normal;
  color: #9aa3ad;
}

.ph-routes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}
.ph-routes ol {
  margin: 0.5rem 0 0;
  padding-left: 1.1rem;
  color: #4b5563;
  font-size: 0.9rem;
}

.ph-matrix-wrap {
  overflow-x: auto;
  border: 1px solid #e6ebef;
  border-radius: 14px;
  background: #fff;
}
.ph-matrix {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.86rem;
}
.ph-matrix th,
.ph-matrix td {
  text-align: left;
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid #eef1f3;
  vertical-align: top;
}
.ph-matrix th {
  background: #f7fafa;
  font-weight: 650;
}
.ph-matrix tr:last-child td {
  border-bottom: 0;
}

.ph-acc details {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 12px;
  padding: 0.2rem 1rem;
  margin: 0.45rem 0;
}
.ph-acc summary {
  cursor: pointer;
  padding: 0.75rem 0;
  font-weight: 600;
}
.ph-acc details p {
  margin: 0 0 0.9rem;
  color: #4b5563;
}

.ph-tree {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.86rem;
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 14px;
  padding: 1.1rem 1.2rem;
  line-height: 1.7;
  overflow-x: auto;
  white-space: pre;
  color: #1f2937;
}

.ph-desks {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.55rem;
  margin-top: 1rem;
}
.ph-desks div {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 12px;
  text-align: center;
  padding: 0.9rem 0.4rem;
  font-size: 0.88rem;
}

.ph-industries {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}
.ph-industries a {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 14px;
  padding: 1rem 1.05rem;
  color: inherit;
  text-decoration: none;
}
.ph-industries a:hover {
  border-color: #0d7a6e;
  text-decoration: none;
}
.ph-industries small {
  display: block;
  color: #0d7a6e;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}
.ph-industries h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}
.ph-industries p {
  margin: 0;
  color: #5b6570;
  font-size: 0.88rem;
}
.ph-industries span {
  display: inline-block;
  margin-top: 0.65rem;
  font-size: 0.82rem;
  color: #0d7a6e;
  font-weight: 600;
}

.ph-examples {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}
.ph-examples div {
  background: #fff;
  border: 1px solid #e6ebef;
  border-radius: 10px;
  padding: 0.7rem 0.85rem;
  font-size: 0.9rem;
}
.ph-tag {
  display: inline-block;
  margin: 0.2rem 0.25rem 0 0;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  background: #eef4f3;
  color: #334155;
  font-size: 0.8rem;
}

@media (max-width: 980px) {
  .ph-hero,
  .ph-flow,
  .ph-caps,
  .ph-steps,
  .ph-3,
  .ph-routes,
  .ph-industries,
  .ph-desks {
    grid-template-columns: 1fr 1fr;
  }
  .ph-pair {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 680px) {
  .ph-ident-parts {
    grid-template-columns: 1fr 1fr;
  }
  .ph-hero,
  .ph-caps,
  .ph-steps,
  .ph-3,
  .ph-routes,
  .ph-industries,
  .ph-desks,
  .ph-examples,
  .ph-flow {
    grid-template-columns: 1fr;
  }
  .ph-secnav {
    top: 64px;
  }
}