/* index.css - Redbreva Link Pages (v1.1) */

/* ============================================================================
   DESIGN TOKENS
   ============================================================================ */

@import url('variables.css');

/* ============================================================================
   BASE
   ============================================================================ */

body {
  margin: 0;
  line-height: 1.6;
}

/* ============================================================================
   LINK-GRID PAGES - ANIMATED BACKGROUND & TYPOGRAPHY
   ============================================================================ */

body.link-grid-page,
body:has(.link-grid) {
  background: linear-gradient(
    -45deg,
    var(--cycler-gradient-start),
    var(--cycler-gradient-mid-a),
    var(--cycler-gradient-mid-b),
    var(--cycler-gradient-end)
  );
  background-size: 400% 400%;
  background-attachment: fixed;
  background-color: #313131;         /* Fallback while gradient loads */
  animation: cycler-gradient 18s ease infinite;
  font-family: 'Amaranth', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  font-size: 20px;
}

@keyframes cycler-gradient {
  0%   { background-position: 0%   50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0%   50%; }
}

/* ============================================================================
   PAGE HEADING
   ============================================================================ */

.page-hero,
body.link-grid-page > h1,
body:has(.link-grid) > h1 {
  background: var(--cycler-glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--cycler-glass-border);
  border-radius: 20px;
  box-shadow: var(--cycler-header-shadow);

  padding: 0.3em 0.55em 0.35em;
  margin: 0.2em auto 0.6em auto;
  width: 85%;
  max-width: 1920px;
  box-sizing: border-box;
}

.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 0.7em;
}

.page-hero h1,
body.link-grid-page > h1,
body:has(.link-grid) > h1 {
  color: var(--cycler-heading-text);
  font-variant: small-caps;
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  text-align: center;
}

.page-hero h1 {
  grid-column: 2;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.page-hero h1 a,
.page-hero h1 a:visited,
.page-hero h1 a:hover,
.page-hero h1 a:focus,
.page-hero h1 a:active {
  color: inherit;
  text-decoration: none;
  cursor: default;
  outline: none;
}

/* ============================================================================
   THEME TOGGLE
   ============================================================================ */

.theme-toggle {
  grid-column: 3;
  justify-self: end;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25em;
  width: fit-content;
  max-width: 95%;
  margin: 0;
  padding: 0.22em;
  color: var(--cycler-theme-text);
  background: var(--cycler-theme-bg);
  border: 1px solid var(--cycler-glass-border);
  border-radius: 999px;
  box-shadow: 0 8px 16px rgba(45, 4, 82, 0.2);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.theme-toggle button {
  appearance: none;
  -webkit-appearance: none;
  min-height: 1.9rem;
  padding: 0.25em 0.58em;
  color: var(--cycler-theme-text);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  font-size: clamp(13px, 0.45vw + 0.65rem, 16px);
  line-height: 1;
  transition: background-color 0.15s ease-out,
              border-color 0.15s ease-out,
              box-shadow 0.15s ease-out,
              transform 0.15s ease-out;
}

.theme-toggle button:hover,
.theme-toggle button:focus {
  background: var(--cycler-theme-active-bg);
  border-color: var(--cycler-glass-border);
  outline: none;
}

.theme-toggle button[aria-pressed="true"] {
  color: var(--cycler-button-text);
  background-color: var(--cycler-button-bg);
  border-color: var(--cycler-border);
  box-shadow:
    inset 1px 1px 0 rgba(255, 255, 255, 0.35),
    0 0 10px var(--cycler-button-glow);
}

.theme-toggle button:focus-visible {
  outline: 3px solid var(--cycler-hover);
  outline-offset: 2px;
}

/* ============================================================================
   LINK GRID
   ============================================================================ */

.link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(235px, 1fr));
  gap: 1em;
  padding: 0.8em;
  margin: 0 auto;
  width: 85%;
  max-width: 1920px;
  box-sizing: border-box;

  background-color: var(--cycler-grid-bg-color);
  background-image: var(--cycler-panel-bg-image);
  border: 1px solid var(--cycler-border);
  border-radius: 20px;
  box-shadow: 1px 1px 4px 0 var(--cycler-shadow);
}

/* --- All grid buttons --- */

.link-grid a,
.link-grid .menu-trigger {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  text-align: center;
  font-size: var(--cycler-button-font);
  font-weight: 400;
  line-height: 1.25;
  color: var(--cycler-button-text);

  background-color: var(--cycler-button-bg);
  background-image: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.40)  0%,
    rgba(255, 255, 255, 0.05) 50%,
    rgba(0, 0, 0, 0.05)       51%,
    rgba(0, 0, 0, 0.10)      100%
  );

  box-shadow:
    inset  1px  1px 0px rgba(255, 255, 255, 0.6),
    inset -1px -1px 0px rgba(0, 0, 0, 0.1),
    0 1px 2px rgba(0, 0, 0, 0.2),
    0 0 12px var(--cycler-button-glow);
  text-shadow: 1px 1px 0 rgba(255, 255, 255, 0.3);

  border: 1px solid var(--cycler-border);
  border-radius: 6px;
  padding: 0.6em 0.5em;
  min-height: 3.5rem;
  box-sizing: border-box;
  transition: background-color 0.15s ease-out,
              box-shadow       0.15s ease-out,
              transform        0.15s ease-out;
  user-select: none;
}

.link-grid a:hover,
.link-grid a:focus,
.link-grid .menu-trigger:hover,
.link-grid .menu-trigger:focus {
  background-color: var(--cycler-button-bg-hover);
  background-image: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.5)  0%,
    rgba(255, 255, 255, 0.1) 100%
  );
  transform: translateY(2px);
  box-shadow:
    inset  2px  2px 6px rgba(0, 0, 0, 0.2),
    inset -1px -1px 4px rgba(255, 255, 255, 0.1),
    0 0 15px var(--cycler-button-glow);
  border-color: var(--cycler-border);
  outline: none;
}

.link-grid a:focus-visible,
.link-grid .menu-trigger:focus-visible {
  outline: 3px solid var(--cycler-hover);
  outline-offset: 2px;
}

.link-grid a:active,
.link-grid .menu-trigger:active {
  transform: translateY(3px);
}

.link-grid .menu-trigger {
  width: 100%;
  height: 100%;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  font-family: inherit;
}

/* --- Dense-text buttons: longer labels that need a smaller font.
   Compound selector gives sufficient specificity naturally -
   no !important required.                                        */

.link-grid a.dense-text,
.link-grid .menu-trigger.dense-text {
  font-size: clamp(16px, 1.5vw + 0.5rem, var(--cycler-button-font));
  line-height: 1.1;
  padding-left: 0.25em;
  padding-right: 0.25em;
  letter-spacing: -0.02em;
}

.link-grid .menu-wrap {
  position: relative;
  display: flex;
  z-index: 3;
}

.link-grid .menu-wrap.menu-open {
  z-index: 10;
}

.link-grid .popup-menu {
  --menu-overlap: 8px;
  display: none;
  position: absolute;
  box-sizing: border-box;
  top: calc(100% - var(--menu-overlap));
  left: 0;
  right: auto;
  width: 100%;
  transform: translateX(var(--menu-overlap));
  z-index: 5;
  padding: 0.45em;
  border-radius: 10px;
  border: 1px solid var(--cycler-glass-border);
  background: var(--cycler-glass-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow:
    0 16px 26px rgba(0, 0, 0, 0.28),
    0 0 18px var(--cycler-button-glow);
}

.link-grid .popup-menu.is-open {
  display: block;
}

.link-grid .popup-menu a {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--cycler-button-text);
  background-color: var(--cycler-button-bg);
  border: 1px solid var(--cycler-border);
  border-radius: 6px;
  padding: 0.35em 0.55em;
  min-height: 2.6rem;
  line-height: 1.2;
  margin: 0.25em 0;
  font-size: clamp(16px, 1.3vw + 0.45rem, 22px);
  text-align: center;
  box-shadow: inset 1px 1px 0 rgba(255, 255, 255, 0.45);
}

.link-grid .popup-menu a:hover,
.link-grid .popup-menu a:focus {
  background-color: var(--cycler-button-bg-hover);
  outline: none;
}

/* --- Full-width "home/section" button --- */

#big_button {
  grid-column: 1 / -1;
  font-weight: 700;

  background-color: var(--cycler-button-bg);
  color: var(--cycler-big-button-text);
  margin-bottom: 10px;
}

#big_button:hover {
  background-image: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.5)  0%,
    rgba(255, 255, 255, 0.1) 100%
  );
  transform: translateY(2px);
  box-shadow:
    inset  2px  2px 6px rgba(0, 0, 0, 0.2),
    inset -1px -1px 4px rgba(255, 255, 255, 0.1),
    0 0 15px var(--cycler-button-glow);
}

/* ============================================================================
   RIDE WITH GPS WIDGET
   ============================================================================ */

.rwgps-widget-container {
  display: flex;
  justify-content: center;
  width: 100%;
  margin: 40px auto;
}

.rwgps-widget-border {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: fit-content;
  max-width: 95%;
  padding: 20px;
  box-sizing: border-box;

  background: var(--cycler-glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--cycler-glass-border);
  border-radius: 20px;
  box-shadow: var(--cycler-glass-shadow);
}

.rwgps-widget-border div[style*="width"] {
  margin: 0 auto !important;
  display: block !important;
}

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

footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1em;
  width: 85%;
  max-width: 1920px;
  margin: 3em auto 2em auto;
  padding: 1.2em 1em;
  color: var(--panel-text);
  font-size: 0.9em;
  border: 1px solid var(--cycler-border);
  background-color: var(--cycler-grid-bg-color);
  background-image: var(--cycler-panel-bg-image);
  border-radius: 20px;
  box-shadow: 1px 1px 4px 0 var(--cycler-shadow);
  box-sizing: border-box;
}

footer p {
  margin: 0;
}

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

@media (max-width: 1024px) {
  .page-hero {
    grid-template-columns: 1fr;
    gap: 0.45em;
    justify-items: center;
  }

  .page-hero h1,
  .theme-toggle {
    grid-column: 1;
    justify-self: center;
  }
}

@media (max-width: 440px) {
  .page-hero,
  body.link-grid-page > h1,
  body:has(.link-grid) > h1,
  footer {
    width: 95%;
  }

  .link-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    width: 98%;
    gap: 0.7em;
    padding: 0.5em;
  }

  .link-grid a.mobile-compact,
  .link-grid .menu-trigger.mobile-compact {
    font-size: clamp(17px, 1.4vw + 0.5rem, 22px);
    line-height: 1.15;
    letter-spacing: -0.01em;
  }

  .rwgps-widget-border {
    width: 100%;
    padding: 10px 5px;
    display: block;
  }

  .rwgps-widget-border div[style*="width"] {
    position: relative !important;
    left: 50% !important;
    transform: translateX(-50%) scale(0.88) !important;
  }
}

@media (max-width: 320px) {
  .link-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.link-grid-page,
  body:has(.link-grid) {
    animation: none;
    background-position: 0% 50%;
  }
}

@view-transition {
  navigation: auto;
}

::view-transition-group(root) {
  animation-duration: 0.5s;
}