@import url("https://fonts.googleapis.com/css2?family=Oxanium:wght@500;600;700&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap");

:root {
  --bg: #ecebe5;
  --card: #ffffff;
  --line: #d5d9e2;
  --text: #162231;
  --muted: #58667c;
  --primary: #003c30;
  --secondary-bg: rgba(0, 60, 48, 0.14);
  --secondary-bg-hover: rgba(0, 60, 48, 0.22);
  --secondary-border: rgba(0, 60, 48, 0.3);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Roboto", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body.admin-page {
  background: #ecebe5;
}

.portal-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 16px 24px 8px;
}

.portal-brand {
  display: grid;
  grid-template-columns: auto auto;
  grid-template-areas:
    "logo title"
    "logo by";
  align-items: center;
  column-gap: 10px;
  row-gap: 2px;
}

.portal-brand h1 {
  grid-area: title;
  margin: 0;
  font-size: 2rem;
  line-height: 1;
  color: var(--primary);
  font-family: "Oxanium", "Roboto", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-weight: 600;
}

.portal-by {
  grid-area: by;
  color: var(--muted);
  font-size: 14px;
  align-self: start;
  margin: 0;
}

.mse-logo {
  grid-area: logo;
  width: 62px;
  height: 34px;
  display: block;
  --main-color: var(--primary);
  --secondary-color: #bfbfbf;
}

.mse-logo .main-line {
  fill: none;
  stroke: var(--main-color);
  stroke-width: 6;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 260;
  stroke-dashoffset: 260;
  animation: draw-main 1.1s ease forwards 0.4s;
}

.mse-logo .back-line {
  fill: none;
  stroke: var(--secondary-color);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 260;
  stroke-dashoffset: 260;
  animation: draw-back 1.1s ease forwards;
}

.mse-logo .node {
  fill: var(--main-color);
  opacity: 0;
  transform: scale(0.6);
  transform-origin: center;
  animation: node-pop 0.35s ease forwards;
}

.mse-logo .n1 { animation-delay: 1.1s; }
.mse-logo .n2 { animation-delay: 1.2s; }
.mse-logo .n3 { animation-delay: 1.3s; }
.mse-logo .n4 { animation-delay: 1.4s; }
.mse-logo .n5 { animation-delay: 1.5s; }

@keyframes draw-back {
  to { stroke-dashoffset: 0; }
}

@keyframes draw-main {
  to { stroke-dashoffset: 0; }
}

@keyframes node-pop {
  0% { opacity: 0; transform: scale(0.6); }
  70% { opacity: 1; transform: scale(1.15); }
  100% { opacity: 1; transform: scale(1); }
}

.portal-wrap {
  flex: 1;
  display: grid;
  place-items: center;
  padding: 24px;
}

.portal-card {
  width: min(560px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
  box-shadow: none;
}

.portal-title {
  margin: 0 0 8px;
  font-size: 28px;
  color: var(--primary);
}

.portal-subtitle {
  margin: 0 0 20px;
  color: var(--muted);
}

.portal-field {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
}

.portal-label {
  font-weight: 600;
}

.portal-input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-weight: 400;
}

.password-wrap {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
}

.password-toggle {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  font-size: 17px;
  line-height: 1;
}

.password-toggle:hover {
  background: #f7f9fc;
}

.portal-input:focus {
  outline: none;
  border-color: var(--primary);
}

.portal-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.portal-btn {
  border: 1px solid var(--secondary-border);
  border-radius: 10px;
  background: var(--secondary-bg);
  color: var(--primary);
  padding: 9px 14px;
  font: inherit;
  font-weight: 500;
  line-height: 1.1;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.12s ease;
}

.portal-btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.portal-btn:hover {
  background: var(--secondary-bg-hover);
  transform: translateY(-1px);
}

.portal-btn-primary:hover {
  background: #005243;
  border-color: #005243;
}

.portal-error {
  margin-top: 14px;
  color: #a92f45;
  background: #ffeef2;
  border: 1px solid #f5c5cf;
  border-radius: 10px;
  padding: 10px 12px;
}

.portal-success {
  margin-top: 14px;
  color: #0e5c2f;
  background: #e9f9ee;
  border: 1px solid #bce8c9;
  border-radius: 10px;
  padding: 10px 12px;
}

.dash-wrap {
  flex: 1;
  width: min(980px, 100%);
  max-width: 980px;
  margin: 0 auto;
  padding: 24px;
}

.dash-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.admin-header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 6px 0 12px;
}

.dash-greeting {
  margin: 0;
  font-size: 28px;
  color: var(--primary);
}

.dash-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 0 0 14px;
}

.dash-controls label {
  color: var(--muted);
  font-weight: 500;
}

.study-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.study-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
}

.study-thumb {
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  margin-bottom: 10px;
}

.study-thumb img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
}

.study-title {
  margin: 0 0 6px;
  font-size: 18px;
}

.study-id {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 13px;
  word-break: break-word;
}

.study-actions {
  display: flex;
  gap: 8px;
}

.admin-toolbar {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.font-picker-label {
  font-weight: 600;
  color: var(--muted);
}

.font-picker-select {
  width: 220px;
}

.admin-clients-host {
  display: grid;
  gap: 14px;
}

.admin-readme-card {
  background: #ffffff;
  border: 1px solid #cfd6df;
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 14px;
}

.admin-my-studies-card {
  background: rgba(0, 60, 48, 0.14);
  border: 1px solid rgba(0, 60, 48, 0.26);
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 14px;
}

.admin-my-studies-card .admin-studies-head h3 {
  color: var(--primary);
}

.admin-my-studies-card .portal-subtitle {
  color: #23473f;
}

.admin-readme-card h3 {
  margin: 0 0 6px;
}

.admin-readme-card .portal-subtitle {
  margin: 0 0 12px;
}

.admin-readme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}

.admin-client-card {
  background: #ffffff;
  border: 1px solid #cfd6df;
  border-radius: 12px;
  padding: 10px;
  box-shadow: none;
}

.admin-client-card summary,
.admin-study summary {
  cursor: pointer;
  list-style: none;
}

.admin-client-card summary::-webkit-details-marker,
.admin-study summary::-webkit-details-marker {
  display: none;
}

.admin-client-summary {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  border-radius: 10px;
  padding: 10px 12px;
  background: rgba(11, 95, 84, 0.08);
  color: #0b4f46;
  border: 1px solid rgba(11, 95, 84, 0.2);
}

.admin-client-summary .js-client-summary-count {
  margin-left: auto;
  font-weight: 700;
}

.admin-client-summary::before,
.admin-study-summary::before {
  content: "\25B8";
  font-size: 24px;
  line-height: 1;
  color: #0b4f46;
  transform: rotate(0deg);
  transition: transform 0.2s ease;
  margin-right: 2px;
}

.admin-client-card[open] > .admin-client-summary::before,
.admin-study[open] > .admin-study-summary::before {
  transform: rotate(90deg);
}

.admin-client-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin: 12px 4px 12px;
}

.admin-client-head h2 {
  margin: 0;
}

.admin-client-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.admin-client-grid label,
.admin-study-grid label,
.admin-study label {
  display: grid;
  gap: 6px;
  font-weight: 400;
  color: var(--text);
}

.admin-studies-head {
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.admin-studies-head h3 {
  margin: 0;
}

.admin-studies-host {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.admin-study {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px;
  background: #fbfcffcc;
}

.admin-study-summary {
  border-radius: 8px;
  padding: 8px 10px;
  background: rgba(22, 34, 49, 0.05);
  color: #22314a;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-study-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}

.admin-actions-row {
  display: flex;
  justify-content: flex-end;
  margin-top: 8px;
  gap: 8px;
}

.btn-open-client,
.btn-remove-client,
.btn-add-study,
.btn-remove-study {
  color: var(--primary);
}

.btn-open-client,
.btn-add-study {
  background: var(--secondary-bg);
  border-color: var(--secondary-border);
}

.btn-open-client:hover,
.btn-add-study:hover {
  background: var(--secondary-bg-hover);
  border-color: var(--secondary-border);
}

.admin-my-studies-card .btn-add-study {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

.admin-my-studies-card .btn-add-study:hover {
  background: #005243;
  border-color: #005243;
}

.btn-remove-client,
.btn-remove-study {
  background: rgba(0, 60, 48, 0.2);
  border-color: rgba(0, 60, 48, 0.36);
}

.btn-remove-client:hover,
.btn-remove-study:hover {
  background: rgba(0, 60, 48, 0.27);
  border-color: rgba(0, 60, 48, 0.42);
}

.portal-btn.is-disabled {
  pointer-events: none;
  opacity: 0.5;
}

.admin-client-card[open] > :not(summary),
.admin-study[open] > :not(summary) {
  animation: panelFadeSlide 0.2s ease;
}

@keyframes panelFadeSlide {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.site-footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.76rem;
  padding: 12px 12px 20px;
}

.site-footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.site-footer-links a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.site-footer-links a:hover {
  border-bottom-color: var(--muted);
}

.landing-wrap {
  flex: 1;
  display: grid;
  place-items: center;
  padding: 28px 16px 20px;
}

.landing-card {
  width: min(760px, 100%);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
  box-shadow: none;
}

.landing-title {
  margin: 0 0 8px;
  font-size: 1.7rem;
  color: var(--primary);
}

.landing-subtitle {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.landing-actions {
  margin-top: 16px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.landing-logo {
  width: 62px;
  height: 34px;
}

.landing-modal-card {
  width: min(520px, 100%);
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
  margin: 14px 0 6px;
  color: var(--text);
  font-weight: 500;
}

.study-upload-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 8px 0 0;
}

.study-upload-name {
  color: var(--muted);
  font-size: 0.92rem;
}

.study-upload-status {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
  min-height: 1.1em;
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: rgba(0, 60, 48, 0.18);
  transition: 0.2s ease;
  border-radius: 999px;
  border: 1px solid rgba(0, 60, 48, 0.25);
}

.slider:before {
  content: "";
  position: absolute;
  height: 18px;
  width: 18px;
  left: 2px;
  top: 2px;
  background: #ffffff;
  border-radius: 50%;
  transition: 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.switch input:checked + .slider {
  background: rgba(0, 60, 48, 0.76);
  border-color: rgba(0, 60, 48, 0.88);
}

.switch input:checked + .slider:before {
  transform: translateX(20px);
}

.portal-modal {
  position: fixed;
  inset: 0;
  background: rgba(12, 15, 22, 0.42);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1200;
}

.portal-modal.is-open {
  display: flex;
}

.portal-modal-card {
  width: min(760px, 100%);
  background: #fff;
  border: 1px solid #d7dde7;
  border-radius: 14px;
  padding: 18px;
  max-height: 84vh;
  display: flex;
  flex-direction: column;
}

.portal-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex: 0 0 auto;
}

.portal-modal-head h2 {
  margin: 0;
  color: var(--primary);
}

.portal-readme-body p {
  margin: 0 0 10px;
  color: var(--text);
  line-height: 1.5;
  white-space: pre-wrap;
}

.portal-readme-body h4 {
  margin: 12px 0 6px;
  color: var(--primary);
  font-size: 1rem;
}

.portal-readme-body ul {
  margin: 0 0 12px 18px;
  padding: 0;
}

.portal-readme-body li {
  margin: 4px 0;
}

.portal-readme-body figure {
  margin: 8px 0 14px;
}

.portal-readme-body img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
}

.portal-readme-body figcaption {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.86rem;
}

.portal-readme-body {
  overflow: auto;
  padding-right: 6px;
  flex: 1 1 auto;
}

@media (max-width: 1024px) {
  .portal-topbar {
    padding: 12px 16px 6px;
  }

  .portal-brand h1 {
    font-size: 1.72rem;
  }

  .portal-by {
    font-size: 13px;
  }

  .dash-wrap {
    width: 100%;
    max-width: 100%;
    padding: 16px;
  }

  .dash-greeting {
    font-size: 2rem;
  }

  .study-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }

  .admin-client-grid,
  .admin-study-grid,
  .admin-readme-grid {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  }
}

@media (max-width: 768px) {
  .portal-topbar {
    gap: 10px;
    padding: 10px 12px 4px;
  }

  .portal-brand {
    width: 100%;
    grid-template-columns: auto 1fr;
  }

  .portal-brand h1 {
    grid-area: title;
    margin: 0;
    font-size: 1.34rem;
  }

  .portal-by {
    align-self: start;
    font-size: 12px;
  }

  .mse-logo {
    width: 54px;
    height: 44px;
  }

  .landing-logo {
    width: 54px;
    height: 44px;
  }

  .landing-card {
    padding: 16px;
  }

  .landing-title {
    font-size: 1.34rem;
  }

  .landing-actions .portal-btn {
    width: 100%;
  }

  .portal-wrap {
    padding: 14px;
  }

  .portal-card {
    width: 100%;
    padding: 16px;
    border-radius: 12px;
  }

  .portal-title {
    font-size: 2rem;
  }

  .dash-wrap {
    padding: 12px;
  }

  .dash-header {
    margin-bottom: 14px;
  }

  .dash-greeting {
    font-size: 1.25rem;
  }

  .dash-controls {
    gap: 8px;
  }

  .dash-controls label {
    width: 100%;
  }

  .font-picker-select {
    width: 100%;
    max-width: 100%;
  }

  .study-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .study-card {
    padding: 12px;
  }

  .study-thumb img {
    height: 170px;
  }

  .admin-toolbar {
    gap: 8px;
    margin-bottom: 10px;
  }

  .admin-toolbar > .portal-btn,
  .admin-toolbar > .portal-btn-primary {
    width: 100%;
    justify-content: center;
  }

  .admin-header-actions {
    margin-top: 10px;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .admin-header-actions .portal-btn {
    width: 100%;
    justify-content: center;
  }

  .font-picker-label {
    width: 100%;
  }

  .admin-client-summary {
    padding: 9px 10px;
  }

  .admin-client-summary::before,
  .admin-study-summary::before {
    font-size: 20px;
  }

  .admin-client-head,
  .admin-studies-head,
  .admin-actions-row,
  .study-actions,
  .portal-row {
    flex-direction: column;
    align-items: stretch;
  }

  .admin-actions-row .portal-btn,
  .study-actions .portal-btn,
  .portal-row .portal-btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .admin-client-grid,
  .admin-study-grid,
  .admin-readme-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .toggle-row {
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
  }

  .study-upload-row {
    gap: 8px;
  }

  .study-upload-row .portal-btn {
    width: 100%;
    justify-content: center;
  }

  .portal-modal {
    padding: 12px;
  }

  .portal-modal-card {
    width: 100%;
    max-height: 88vh;
    padding: 14px;
  }
}

@media (max-width: 480px) {
  .portal-brand h1 {
    font-size: 1.16rem;
  }

  .portal-by {
    font-size: 11px;
  }

  .mse-logo {
    width: 48px;
    height: 40px;
  }

  .landing-logo {
    width: 48px;
    height: 40px;
  }

  .admin-header-actions {
    grid-template-columns: 1fr;
  }

  .portal-card {
    padding: 12px;
  }

  .portal-title {
    font-size: 1.7rem;
  }

  .portal-subtitle {
    font-size: 0.95rem;
  }

  .portal-input {
    padding: 9px 10px;
  }

  .site-footer {
    font-size: 0.72rem;
    padding: 10px 10px 16px;
  }
}