/*
  CYRILLINK / HOME
  A responsive technical profile: information first, decoration second.
  This layer deliberately overrides the legacy home rules without touching Book.
*/

:root {
  --home-shell: min(1440px, calc(100% - 64px));
  --home-panel: rgba(9, 14, 20, .74);
  --home-border: rgba(133, 170, 189, .18);
  --home-muted: #8493a0;
}

.home-page .site-header {
  height: 76px;
  padding: 0 max(32px, calc((100vw - 1440px) / 2));
  gap: 22px;
}

.home-page .identity {
  min-width: 265px;
}

.home-page .identity img {
  height: 52px;
}

.home-page .top-status {
  margin-left: auto;
}

.home-page nav {
  gap: 3px;
}

.home-page nav a,
.home-page nav button {
  padding: 11px 9px;
  font-size: .58rem;
}

.home-page .index-main {
  width: var(--home-shell);
  height: auto;
  min-height: calc(100svh - 132px);
  display: grid;
  align-items: center;
}

.home-page .hero-v4 {
  width: 100%;
  min-height: min(790px, calc(100svh - 132px));
  height: auto;
  grid-template-columns: minmax(300px, .76fr) minmax(460px, 1.24fr);
  align-items: center;
  gap: clamp(48px, 8vw, 132px);
  padding: clamp(42px, 7vh, 88px) clamp(8px, 3vw, 54px);
}

.home-page .portrait-column {
  width: min(100%, 390px);
  justify-self: center;
}

.home-page .portrait-wrap {
  padding: 10px;
  background: linear-gradient(145deg, rgba(41, 230, 255, .09), transparent 38%), var(--home-panel);
  border-color: var(--home-border);
  box-shadow: 24px 30px 80px rgba(0, 0, 0, .42);
}

.home-page .portrait-wrap::after {
  content: "PROFILE / ACTIVE";
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 7;
  padding: 5px 7px;
  color: var(--green);
  background: rgba(5, 7, 10, .82);
  border: 1px solid rgba(72, 255, 155, .18);
  font: 500 .46rem var(--mono);
  letter-spacing: .08em;
}

.home-page .portrait-caption {
  margin-top: 16px;
}

.home-page .hero-content {
  max-width: 690px;
}

.home-page .terminal {
  margin-bottom: 20px;
}

.home-page .eyebrow {
  margin-bottom: 14px;
}

.home-page .hero-content h1 {
  font-size: clamp(5.7rem, 9.2vw, 10.2rem);
  line-height: .7;
}

.home-page .hero-role {
  margin-top: 28px;
}

.home-page .lead {
  max-width: 630px;
  margin-top: 20px;
  font-size: .96rem;
  line-height: 1.72;
}

.home-page .hero-buttons {
  margin-top: 25px;
}

.home-page .button-main,
.home-page .button-line {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
}

.home-page .profile-facts {
  margin-top: 28px;
  background: rgba(5, 8, 12, .34);
}

.home-page .quick-metrics {
  margin-top: 30px;
}

.home-page .network-art {
  opacity: .34;
}

.home-page .site-footer {
  width: var(--home-shell);
  min-height: 56px;
  height: auto;
}

.home-page a:focus-visible,
.home-page button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

/* Laptop / 125% display scale: compact by height, never by a mobile stack. */
@media (min-width: 851px) and (max-height: 820px) and (orientation: landscape) {
  .home-page .site-header {
    height: 62px;
  }

  .home-page .identity img {
    height: 43px;
  }

  .home-page .index-main,
  .home-page .hero-v4 {
    min-height: calc(100svh - 108px);
  }

  .home-page .hero-v4 {
    grid-template-columns: minmax(250px, .76fr) minmax(420px, 1.24fr);
    gap: clamp(38px, 6vw, 76px);
    padding-top: 28px;
    padding-bottom: 28px;
  }

  .home-page .portrait-column {
    width: min(100%, 310px);
  }

  .home-page .portrait-caption,
  .home-page .photo-switch {
    margin-top: 10px;
  }

  .home-page .terminal {
    margin-bottom: 12px;
  }

  .home-page .hero-content h1 {
    font-size: clamp(4.5rem, 8.3vw, 7.7rem);
  }

  .home-page .hero-role {
    margin-top: 18px;
  }

  .home-page .lead {
    margin-top: 14px;
    font-size: .82rem;
  }

  .home-page .hero-buttons,
  .home-page .profile-facts {
    margin-top: 17px;
  }

  .home-page .quick-metrics {
    margin-top: 20px;
  }
}

/* Tablet: the technical card stays legible before the portrait layout begins. */
@media (max-width: 1100px) and (min-width: 851px) {
  .home-page .site-header {
    padding-inline: 26px;
  }

  .home-page .top-status {
    display: none;
  }

  .home-page .hero-v4 {
    grid-template-columns: minmax(260px, .7fr) minmax(390px, 1.3fr);
    gap: 42px;
    padding-inline: 0;
  }

  .home-page .portrait-column {
    width: min(100%, 330px);
  }
}

/* Phone portrait: intentional one-column profile, not a shrunken desktop page. */
@media (max-width: 850px) and (orientation: portrait) {
  .home-page .site-header {
    height: 64px;
    padding: 0 16px;
  }

  .home-page .identity {
    min-width: 0;
  }

  .home-page .identity img {
    height: 42px;
  }

  .home-page .top-status {
    display: none;
  }

  .home-page nav {
    top: 64px;
    grid-template-columns: 1fr;
    padding: 8px 16px 14px;
  }

  .home-page nav a,
  .home-page nav button {
    padding: 13px 6px;
    text-align: left;
  }

  .home-page .index-main,
  .home-page .site-footer {
    width: min(calc(100% - 32px), 560px);
  }

  .home-page .index-main {
    min-height: 0;
  }

  .home-page .hero-v4 {
    min-height: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 34px;
    padding: 34px 0 48px;
  }

  .home-page .portrait-column {
    order: 1;
    width: min(100%, 320px);
    align-self: center;
  }

  .home-page .portrait-wrap {
    aspect-ratio: 4 / 5;
    padding: 9px;
  }

  .home-page .portrait-wrap::after {
    top: 14px;
    right: 14px;
  }

  .home-page .hero-content {
    order: 2;
    max-width: none;
  }

  .home-page .terminal {
    margin-bottom: 17px;
    font-size: .56rem;
  }

  .home-page .eyebrow {
    gap: 7px;
    font-size: .5rem;
    letter-spacing: .1em;
  }

  .home-page .hero-content h1 {
    font-size: clamp(4.2rem, 20vw, 6.2rem);
  }

  .home-page .hero-role {
    margin-top: 24px;
  }

  .home-page .lead {
    margin-top: 18px;
    font-size: .91rem;
  }

  .home-page .hero-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 23px;
  }

  .home-page .button-main,
  .home-page .button-line {
    min-height: 46px;
    padding: 11px 10px;
    font-size: .54rem;
  }

  .home-page .button-main b,
  .home-page .button-line b {
    margin-left: 6px;
  }

  .home-page .profile-facts {
    grid-template-columns: 1fr 1fr;
    margin-top: 28px;
  }

  .home-page .profile-facts div {
    min-width: 0;
    padding: 12px 8px;
  }

  .home-page .profile-facts strong {
    overflow-wrap: anywhere;
  }

  .home-page .quick-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 25px;
  }

  .home-page .quick-metrics div {
    min-width: 0;
    padding-inline: 8px;
  }

  .home-page .quick-metrics strong {
    font-size: .98rem;
    white-space: nowrap;
  }

  .home-page .network-art {
    display: none;
  }

  .home-page .big-code {
    font-size: 28vw;
  }

  .home-page .site-footer {
    display: grid;
    height: auto;
    min-height: 0;
    gap: 6px;
    padding: 18px 0 24px;
    font-size: .46rem;
  }

  .home-page .footer-right {
    margin-left: 0;
  }
}

/* Phone landscape: retain the dashboard as two columns. */
@media (max-width: 850px) and (orientation: landscape) {
  .home-page .site-header {
    height: 52px;
    padding: 0 18px;
  }

  .home-page .identity img {
    height: 37px;
  }

  .home-page nav {
    top: 52px;
  }

  .home-page .index-main,
  .home-page .site-footer {
    width: calc(100% - 52px);
  }

  .home-page .hero-v4 {
    min-height: calc(100svh - 98px);
    grid-template-columns: minmax(200px, .68fr) minmax(0, 1.32fr);
    gap: 32px;
    padding: 24px 0;
  }

  .home-page .portrait-column {
    order: 1;
    width: min(100%, 250px);
  }

  .home-page .portrait-caption,
  .home-page .photo-switch {
    margin-top: 8px;
  }

  .home-page .hero-content {
    order: 2;
  }

  .home-page .terminal {
    margin-bottom: 10px;
  }

  .home-page .hero-content h1 {
    font-size: clamp(3.5rem, 9vw, 5.5rem);
  }

  .home-page .hero-role {
    margin-top: 14px;
  }

  .home-page .lead {
    margin-top: 10px;
    font-size: .76rem;
    line-height: 1.5;
  }

  .home-page .hero-buttons,
  .home-page .profile-facts {
    margin-top: 13px;
  }

  .home-page .quick-metrics {
    margin-top: 15px;
  }
}

@media (max-width: 380px) and (orientation: portrait) {
  .home-page .hero-buttons {
    grid-template-columns: 1fr;
  }

  .home-page .eyebrow {
    flex-wrap: wrap;
    line-height: 1.6;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-page *,
  .home-page *::before,
  .home-page *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}