/* =========================================================
   TechnoRevival – Über uns / Culture Legacy
   File: /assets/css/pages/about.css
   ========================================================= */

.page-about {
  min-height: 100vh;
  background:
    radial-gradient(circle at 10% 8%, rgba(255, 47, 168, 0.20), transparent 34rem),
    radial-gradient(circle at 86% 12%, rgba(0, 220, 255, 0.16), transparent 34rem),
    linear-gradient(180deg, #06060a 0%, #0c0d14 46%, #07070b 100%);
  color: #f7f3ff;
}

.page-about .site-header {
  background: rgba(5, 5, 10, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

/* Eigener Container, weil tr-container bisher nicht global definiert ist */

.tr-container {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
}

/* Page Wrapper */

.tr-about-page {
  position: relative;
  overflow: hidden;
}

.tr-about-page::before {
  content: "";
  position: absolute;
  inset: 8rem auto auto 50%;
  width: min(58rem, 90vw);
  height: 58rem;
  transform: translateX(-50%);
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255, 47, 168, 0.13), transparent 64%);
  filter: blur(18px);
  pointer-events: none;
}

/* Hero */

.tr-about-hero {
  position: relative;
  min-height: clamp(560px, 72vh, 820px);
  display: flex;
  align-items: center;
  padding: clamp(7rem, 11vw, 10rem) 0 clamp(4rem, 8vw, 7rem);
  isolation: isolate;
}

.tr-about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(255, 0, 140, 0.20), transparent 36%),
    linear-gradient(245deg, rgba(0, 220, 255, 0.17), transparent 42%),
    radial-gradient(circle at 50% 95%, rgba(255, 47, 168, 0.18), transparent 36rem);
  pointer-events: none;
  z-index: -2;
}

.tr-about-hero::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -7rem;
  width: min(70rem, 94vw);
  height: 20rem;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(255, 47, 168, 0.25), transparent 70%);
  filter: blur(30px);
  opacity: 0.9;
  pointer-events: none;
  z-index: -1;
}

.tr-about-hero .tr-container {
  position: relative;
  z-index: 1;
}

.tr-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1.25rem;
  padding: 0.48rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.065);
  color: #ff55c3;
  box-shadow:
    0 0 28px rgba(255, 47, 168, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.10);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  backdrop-filter: blur(14px);
}

.tr-kicker::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: #ff2fa8;
  box-shadow: 0 0 18px rgba(255, 47, 168, 0.95);
}

.tr-about-hero h1 {
  max-width: 940px;
  margin: 0;
  color: #ffffff;
  font-size: clamp(3rem, 7vw, 6.8rem);
  line-height: 0.92;
  letter-spacing: -0.07em;
  text-wrap: balance;
  text-shadow: 0 22px 80px rgba(255, 47, 168, 0.16);
}

.tr-lead {
  max-width: 780px;
  margin: 1.7rem 0 0;
  color: rgba(247, 243, 255, 0.78);
  font-size: clamp(1.08rem, 1.8vw, 1.32rem);
  line-height: 1.78;
}

/* Intro Strip */

.tr-about-intro {
  position: relative;
  margin-top: -4rem;
  z-index: 3;
}

.tr-about-intro-card {
  padding: clamp(1.4rem, 3vw, 2.2rem);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 1.7rem;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.035)),
    rgba(9, 10, 18, 0.82);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.36);
  backdrop-filter: blur(18px);
}

.tr-about-intro-card p {
  max-width: 980px;
  margin: 0;
  color: rgba(247, 243, 255, 0.80);
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  line-height: 1.8;
}

/* Content */

.tr-about-page .tr-section {
  position: relative;
  padding: clamp(5rem, 8vw, 7rem) 0;
}

.tr-text-block {
  max-width: 1080px;
}

.tr-text-block h2 {
  margin: clamp(3rem, 5vw, 4.5rem) 0 1rem;
  color: #ffffff;
  font-size: clamp(1.8rem, 3.2vw, 2.8rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.tr-text-block h2:first-child {
  margin-top: 0;
}

.tr-text-block p {
  max-width: 840px;
  margin: 0 0 1.15rem;
  color: rgba(247, 243, 255, 0.76);
  font-size: 1.03rem;
  line-height: 1.86;
}

/* Cards */

.tr-about-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.15rem;
  margin: 2rem 0 0;
}

.tr-about-grid .tr-card {
  position: relative;
  min-height: 235px;
  padding: 1.55rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.45rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.085), rgba(255, 255, 255, 0.035)),
    rgba(10, 10, 18, 0.82);
  box-shadow:
    0 26px 80px rgba(0, 0, 0, 0.30),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  overflow: hidden;
  backdrop-filter: blur(16px);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.tr-about-grid .tr-card::before {
  content: "";
  position: absolute;
  inset: auto auto -4.5rem -4.5rem;
  width: 11rem;
  height: 11rem;
  border-radius: 999px;
  background: rgba(255, 47, 168, 0.26);
  filter: blur(24px);
  opacity: 0.8;
  pointer-events: none;
}

.tr-about-grid .tr-card::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(
    135deg,
    rgba(255, 47, 168, 0.20),
    rgba(0, 220, 255, 0.13),
    transparent 62%
  );
  opacity: 0;
  transition: opacity 180ms ease;
  pointer-events: none;
}

.tr-about-grid .tr-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 85, 195, 0.38);
  box-shadow:
    0 34px 100px rgba(0, 0, 0, 0.42),
    0 0 34px rgba(255, 47, 168, 0.12);
}

.tr-about-grid .tr-card:hover::after {
  opacity: 1;
}

.tr-about-grid .tr-card h3 {
  position: relative;
  z-index: 1;
  margin: 0 0 0.85rem;
  color: #ffffff;
  font-size: 1.22rem;
  line-height: 1.18;
  letter-spacing: -0.025em;
}

.tr-about-grid .tr-card p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: rgba(247, 243, 255, 0.72);
  font-size: 0.98rem;
  line-height: 1.72;
}

/* Schluss-Statement */

.tr-about-final {
  position: relative;
  margin-top: 2rem;
  padding: clamp(1.4rem, 3vw, 2rem);
  border: 1px solid rgba(255, 85, 195, 0.24);
  border-left: 4px solid rgba(255, 47, 168, 0.85);
  border-radius: 1.35rem;
  background:
    linear-gradient(135deg, rgba(255, 47, 168, 0.11), rgba(0, 220, 255, 0.055)),
    rgba(255, 255, 255, 0.045);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.26);
}

.tr-about-final p {
  margin: 0;
  max-width: 920px;
  color: rgba(255, 255, 255, 0.86);
}

/* Responsive */

@media (max-width: 980px) {
  .tr-about-grid {
    grid-template-columns: 1fr;
  }

  .tr-about-grid .tr-card {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .tr-container {
    width: min(100% - 1.25rem, 1180px);
  }

  .tr-about-hero {
    min-height: auto;
    padding: 6.6rem 0 4.8rem;
  }

  .tr-about-hero h1 {
    font-size: clamp(2.45rem, 13vw, 4rem);
  }

  .tr-lead {
    font-size: 1rem;
  }

  .tr-kicker {
    font-size: 0.68rem;
    letter-spacing: 0.11em;
  }

  .tr-about-intro {
    margin-top: -2.4rem;
  }

  .tr-about-grid .tr-card {
    padding: 1.25rem;
    border-radius: 1.15rem;
  }
}
/* =========================================================
   TechnoRevival – About Radio Section
   ========================================================= */

.tr-about-radio {
  position: relative;
  z-index: 4;
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.tr-radio-card {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.5rem, 4vw, 2.6rem);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 1.8rem;
  background:
    radial-gradient(circle at 15% 20%, rgba(255, 47, 168, 0.22), transparent 24rem),
    radial-gradient(circle at 88% 10%, rgba(0, 220, 255, 0.13), transparent 24rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.035)),
    rgba(9, 10, 18, 0.86);
  box-shadow:
    0 34px 110px rgba(0, 0, 0, 0.42),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.tr-radio-content {
  position: relative;
  z-index: 1;
}

.tr-radio-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1rem;
  color: #ff55c3;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.tr-radio-kicker::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: #ff2fa8;
  box-shadow: 0 0 18px rgba(255, 47, 168, 0.95);
}

.tr-radio-content h2 {
  margin: 0 0 1rem;
  color: #ffffff;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.tr-radio-content p {
  max-width: 720px;
  margin: 0 0 1rem;
  color: rgba(247, 243, 255, 0.78);
  font-size: 1.03rem;
  line-height: 1.8;
}

.tr-radio-content strong {
  color: #ffffff;
}

.tr-radio-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  margin-top: 1.5rem;
}

.tr-radio-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.78rem 1.15rem;
  border: 1px solid rgba(255, 85, 195, 0.42);
  border-radius: 999px;
  background:
    linear-gradient(135deg, rgba(255, 47, 168, 0.95), rgba(179, 0, 255, 0.86));
  color: #ffffff;
  font-weight: 900;
  text-decoration: none;
  box-shadow:
    0 18px 46px rgba(255, 47, 168, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    filter 180ms ease;
}

.tr-radio-button:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow:
    0 24px 62px rgba(255, 47, 168, 0.30),
    inset 0 1px 0 rgba(255, 255, 255, 0.26);
}

.tr-radio-note {
  color: rgba(247, 243, 255, 0.58);
  font-size: 0.92rem;
}

.tr-radio-player {
  position: relative;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 1.3rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.028)),
    rgba(0, 0, 0, 0.24);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.tr-radio-player iframe {
  display: block;
  width: 100%;
  max-width: 100%;
  border-radius: 1rem;
  background: #08080d;
}

.tr-radio-privacy {
  margin: 0.75rem 0 0;
  color: rgba(247, 243, 255, 0.52);
  font-size: 0.78rem;
  line-height: 1.5;
}

/* Responsive */

@media (max-width: 920px) {
  .tr-radio-card {
    grid-template-columns: 1fr;
  }

  .tr-radio-player {
    order: 2;
  }
}

@media (max-width: 620px) {
  .tr-radio-card {
    padding: 1.15rem;
    border-radius: 1.35rem;
  }

  .tr-radio-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .tr-radio-button {
    width: 100%;
  }
}