/* ========================================
   BIVA INTERNET PLANS PAGE
======================================== */

.plans-page {
  width: 100%;
}


/* ========================================
   PAGE HEADER
======================================== */

.plans-page__header {
  margin-bottom: 36px;
}

.plans-page__nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;

  margin-bottom: 36px;
}

.plans-page__nav-btn {
  flex: 0 0 auto;
}

.plans-page__intro {
  max-width: 720px;
}

.plans-page__kicker,
.plans-page__eyebrow {
  display: block;

  margin-bottom: 9px;

  color:
    var(--biva-blue-600);

  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.plans-page__intro h1 {
  margin: 0;

  max-width: 760px;

  color:
    var(--biva-ink);

  font-size:
    clamp(2.2rem, 4.5vw, 3.6rem);

  font-weight: 850;
  line-height: 1.02;
  letter-spacing: -0.055em;
}

.plans-page__intro p {
  max-width: 650px;

  margin: 18px 0 0;

  color:
    var(--biva-muted);

  font-size: 1rem;
  line-height: 1.75;
}


/* ========================================
   PLANS GRID
======================================== */

.plans-page__grid {
  display: grid;

  grid-template-columns:
    repeat(3, minmax(0, 1fr));

  gap: 24px;
}


/* ========================================
   PLAN CARD
======================================== */

.plans-page__card {
  position: relative;

  min-width: 0;
  min-height: 430px;

  display: flex;
  flex-direction: column;

  padding: 25px;

  border:
    1px solid var(--biva-line);

  border-radius:
    var(--biva-radius-lg);

  background:
    radial-gradient(
      circle at top right,
      rgba(53, 112, 243, 0.08),
      transparent 34%
    ),
    linear-gradient(
      180deg,
      #ffffff 0%,
      var(--biva-surface-soft) 100%
    );

  box-shadow:
    var(--biva-shadow-md);

  overflow: hidden;

  transition:
    transform 190ms ease,
    border-color 190ms ease,
    box-shadow 190ms ease;
}

.plans-page__card::before {
  content: "";

  position: absolute;
  inset: 0 0 auto 0;

  height: 4px;

  background:
    linear-gradient(
      90deg,
      var(--biva-black),
      var(--biva-blue-600),
      var(--biva-yellow-400)
    );

  opacity: 0.95;
}

.plans-page__card:hover {
  transform:
    translateY(-7px);

  border-color:
    rgba(53, 112, 243, 0.28);

  box-shadow:
    0 30px 76px
    rgba(15, 23, 42, 0.15);
}


/* ========================================
   CARD TOP
======================================== */

.plans-page__card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.plans-page__card h2 {
  margin: 0;

  color:
    var(--biva-ink);

  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.025em;
}

.plans-page__data-badge {
  min-width: 78px;
  min-height: 42px;
  padding: 8px 14px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  border:
    1px solid rgba(53, 112, 243, 0.12);

  border-radius:
    var(--biva-radius-sm);

  color:
    var(--biva-blue-700);

  background:
    linear-gradient(
      180deg,
      var(--biva-blue-50),
      var(--biva-blue-100)
    );

  box-shadow:
    inset 0 1px 0
    rgba(255, 255, 255, 0.8);

  font-size: 0.92rem;
  font-weight: 850;
}


/* ========================================
   PLAN FEATURES
======================================== */

.plans-page__features {
  display: grid;

  grid-template-columns:
    repeat(2, minmax(0, 1fr));

  gap: 12px;

  margin-top: 28px;
}

.plans-page__feature {
  min-width: 0;

  padding: 17px;

  border:
    1px solid rgba(15, 23, 42, 0.06);

  border-radius:
    var(--biva-radius-md);

  background:
    linear-gradient(
      180deg,
      #ffffff,
      #f4f7fc
    );

  box-shadow:
    var(--biva-shadow-xs);
}

.plans-page__feature span {
  display: block;

  margin-bottom: 7px;

  color:
    var(--biva-muted);

  font-size: 0.77rem;
}

.plans-page__feature strong {
  display: block;

  overflow-wrap: anywhere;

  color:
    var(--biva-text);

  font-size: 0.94rem;
  font-weight: 750;
  line-height: 1.45;
}


/* ========================================
   CARD FOOTER
======================================== */

.plans-page__card-footer {
  margin-top: auto;
  padding-top: 28px;
}

.plans-page__price span {
  display: block;

  margin-bottom: 7px;

  color:
    var(--biva-muted);

  font-size: 0.79rem;
}

.plans-page__price strong {
  display: block;

  margin: 0 0 20px;

  color:
    var(--biva-ink);

  font-size: 2rem;
  font-weight: 850;
  line-height: 1;
  letter-spacing: -0.05em;
}

.plans-page__select-btn {
  width: 100%;
  margin-top: auto;
}


/* ========================================
   PREMIUM PLAN TREATMENT
======================================== */

.plans-page__card:nth-child(4),
.plans-page__card:nth-child(5) {
  border-color:
    rgba(242, 183, 5, 0.22);

  background:
    radial-gradient(
      circle at top right,
      rgba(255, 200, 46, 0.13),
      transparent 34%
    ),
    linear-gradient(
      180deg,
      #ffffff,
      var(--biva-yellow-50)
    );
}

.plans-page__card:nth-child(4)::before,
.plans-page__card:nth-child(5)::before {
  background:
    linear-gradient(
      90deg,
      var(--biva-black),
      var(--biva-yellow-500),
      var(--biva-yellow-400)
    );
}

.plans-page__card:nth-child(4)
.plans-page__data-badge,
.plans-page__card:nth-child(5)
.plans-page__data-badge {
  color:
    #5c4200;

  border-color:
    rgba(217, 155, 0, 0.2);

  background:
    linear-gradient(
      180deg,
      var(--biva-yellow-50),
      var(--biva-yellow-100)
    );
}


/* ========================================
   LOADING / EMPTY
======================================== */

.plans-page__loading,
.plans-page__empty {
  grid-column: 1 / -1;

  padding: 52px 24px;

  text-align: center;

  border:
    1px dashed rgba(53, 112, 243, 0.22);

  border-radius:
    var(--biva-radius-lg);

  background:
    linear-gradient(
      180deg,
      #ffffff,
      var(--biva-blue-50)
    );

  color:
    var(--biva-muted);
}

.plans-page__empty h2 {
  margin: 0 0 10px;

  color:
    var(--biva-ink);
}

.plans-page__empty p {
  margin: 0;
}


/* ========================================
   RESPONSIVE
======================================== */

@media (max-width: 1080px) {
  .plans-page__grid {
    grid-template-columns:
      repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .plans-page__header {
    margin-bottom: 26px;
  }

  .plans-page__nav {
    margin-bottom: 28px;
  }

  .plans-page__intro h1 {
    font-size: 2.15rem;
  }

  .plans-page__grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .plans-page__card {
    min-height: auto;
    padding: 21px;

    border-radius:
      20px;
  }
}

@media (max-width: 440px) {
  .plans-page__features {
    grid-template-columns: 1fr;
  }

  .plans-page__data-badge {
    min-width: 70px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .plans-page__card {
    transition: none;
  }
}