/* =========================================================
   SERVICE FLOW HEADER
   Shared header + quote progress timeline for:
   - my-cart.php
   - app-scheduling.php
   - app-checkout.php
   ========================================================= */

/* =========================================================
   01. TOKENS
   ========================================================= */

:root {
  --service-flow-page-max: 1400px;

  --service-flow-nav-height-desktop: 5.75rem;
  --service-flow-nav-height-tablet: 5.35rem;
  --service-flow-nav-height-mobile: 4.95rem;

  --service-flow-top-gap-desktop: 2.35rem;
  --service-flow-top-gap-tablet: 1.9rem;
  --service-flow-top-gap-mobile: 1.45rem;

  --service-flow-heading-gap: clamp(1.25rem, 3vw, 2.25rem);
  --service-flow-heading-margin: 1.85rem;

  --service-flow-text: var(--quote-text, var(--checkout-text, #f6f6f6));

  --service-flow-text-main: var(
    --quote-text-main,
    var(--checkout-text-soft, rgba(255, 255, 255, 0.84))
  );

  --service-flow-text-soft: var(
    --quote-text-soft,
    var(--checkout-text-muted, rgba(255, 255, 255, 0.66))
  );

  --service-flow-text-muted: var(
    --quote-text-muted,
    var(--checkout-text-muted, rgba(255, 255, 255, 0.5))
  );

  --service-flow-border: var(
    --quote-border-soft,
    var(--checkout-border, rgba(255, 255, 255, 0.08))
  );

  --service-flow-border-strong: var(
    --quote-border,
    var(--checkout-border-strong, rgba(255, 255, 255, 0.14))
  );

  --service-flow-red: var(--quote-brand, var(--checkout-brand, #aa0000));
  --service-flow-red-hover: var(--quote-brand-hover, #c20000);
  --service-flow-red-dark: #7f0000;
  --service-flow-red-soft: rgba(170, 0, 0, 0.12);
  --service-flow-red-border: rgba(170, 0, 0, 0.32);
  --service-flow-red-border-strong: rgba(255, 95, 95, 0.42);

  --service-flow-success-bg: rgba(255, 255, 255, 0.06);
  --service-flow-success-border: rgba(255, 255, 255, 0.16);
  --service-flow-success-text: rgba(255, 255, 255, 0.86);

  --service-flow-surface:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.045) 0%,
      rgba(255, 255, 255, 0.018) 100%
    ),
    #08090b;

  --service-flow-surface-hover:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.065) 0%,
      rgba(255, 255, 255, 0.028) 100%
    ),
    #090a0d;

  --service-flow-active-surface:
    linear-gradient(
      180deg,
      rgba(170, 0, 0, 0.18) 0%,
      rgba(170, 0, 0, 0.07) 100%
    ),
    #08090b;

  --service-flow-complete-surface:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.065) 0%,
      rgba(255, 255, 255, 0.026) 100%
    ),
    #08090b;

  --service-flow-radius-lg: var(
    --quote-radius-lg,
    var(--checkout-radius-lg, 1.15rem)
  );

  --service-flow-radius-xl: var(
    --quote-radius-xl,
    var(--checkout-radius-xl, 1.45rem)
  );

  --service-flow-radius-pill: var(
    --quote-radius-pill,
    var(--checkout-radius-pill, 999px)
  );

  --service-flow-transition-fast: 150ms ease;
  --service-flow-transition: 220ms ease;

  --service-flow-shadow-soft:
    inset 0 1px 0 rgba(255, 255, 255, 0.045), 0 8px 18px rgba(0, 0, 0, 0.14);

  --service-flow-shadow-hover:
    inset 0 1px 0 rgba(255, 255, 255, 0.07), 0 12px 26px rgba(0, 0, 0, 0.22);

  --service-flow-shadow-active:
    inset 0 1px 0 rgba(255, 255, 255, 0.09), 0 14px 30px rgba(170, 0, 0, 0.18),
    0 12px 26px rgba(0, 0, 0, 0.2);
}

/* =========================================================
   02. PAGE SHELL
   ========================================================= */

.service-flow-page-main {
  padding: calc(
      var(--service-flow-nav-height-desktop) +
        var(--service-flow-top-gap-desktop)
    )
    1.25rem 4rem;

  color: var(--service-flow-text);
}

.service-flow-page-main .cart-checkout-shell {
  width: 100%;
  max-width: var(--service-flow-page-max);
  margin: 0 auto;
}

/* =========================================================
   03. SHARED PAGE HEADING
   ========================================================= */

.service-flow-heading,
.service-flow-page-main .cart-page-heading {
  position: relative;

  margin-bottom: var(--service-flow-heading-margin);
  padding-top: 0;

  animation: service-flow-heading-enter 420ms ease both;
}

.service-flow-heading::before {
  content: "";

  position: absolute;
  left: 0;
  bottom: -0.9rem;

  width: min(100%, 18rem);
  height: 1px;

  opacity: 0.72;
  pointer-events: none;
}

.service-flow-heading__copy,
.service-flow-page-main .cart-page-heading__copy {
  display: grid;
  gap: 0.5rem;

  min-width: 0;
  max-width: 52rem;
}

.service-flow-heading__eyebrow,
.service-flow-page-main .cart-page-heading__eyebrow {
  position: relative;

  display: inline-flex;
  align-items: center;
  gap: 0.5rem;

  width: fit-content;
  margin: 0 0 0.1rem;

  color: var(--service-flow-text-soft);

  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  line-height: 1.2;
  text-transform: uppercase;
}

.service-flow-heading__copy h1,
.service-flow-page-main .cart-page-heading__copy h1 {
  margin: 0;

  color: var(--service-flow-text);

  font-size: clamp(2.1rem, 4vw, 3rem);
  font-weight: 850;
  line-height: 1.02;
  letter-spacing: -0.045em;
  text-transform: none;
}

.service-flow-heading__intro,
.service-flow-page-main .cart-page-heading__intro {
  max-width: 52rem;
  margin: 0.05rem 0 0;

  color: var(--service-flow-text-soft);

  font-size: 1rem;
  line-height: 1.65;
}

/* =========================================================
   04. HEADER PROGRESS WRAPPER
   ========================================================= */

.service-flow-progress,
.service-flow-page-main .cart-page-heading__actions--progress {
  display: flex;
  justify-content: flex-end;
  justify-self: end;
  align-self: center;

  width: auto;
  min-width: 0;
  max-width: 36rem;
}

/* Progress steps inside panel headers */
.cart-checkout-panel__header .service-flow-progress {
  max-width: none;
  justify-self: end;
  align-self: start;
}

/* =========================================================
   05. TIMELINE STEPPER
   ========================================================= */

.cart-progress-steps {
  position: relative;

  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 0.65rem;

  width: auto;
  margin: 0;
  padding: 0;

  list-style: none;

  counter-reset: service-flow-step;

  isolation: isolate;

  --service-flow-line-inset: 3.6rem;
  --service-flow-line-height: 3px;
  --service-flow-line-scale: 0;
}

/* Quiet base connector track */
.cart-progress-steps::before {
  content: "";

  position: absolute;
  top: 1.14rem;
  left: var(--service-flow-line-inset);
  right: var(--service-flow-line-inset);
  z-index: 0;

  height: var(--service-flow-line-height);

  border-radius: var(--service-flow-radius-pill);

  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.055) 0%,
    rgba(255, 255, 255, 0.14) 48%,
    rgba(255, 255, 255, 0.055) 100%
  );

  opacity: 0.76;

  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 10px rgba(0, 0, 0, 0.24);

  pointer-events: none;
}

/* Animated progress connector */
.cart-progress-steps::after {
  content: "";

  position: absolute;
  top: 1.14rem;
  left: var(--service-flow-line-inset);
  z-index: 1;

  width: calc(100% - (var(--service-flow-line-inset) * 2));
  height: var(--service-flow-line-height);

  border-radius: var(--service-flow-radius-pill);

  background:
    radial-gradient(
      circle at 18% 50%,
      rgba(255, 255, 255, 0.95) 0 1px,
      rgba(255, 190, 190, 0.9) 2px,
      rgba(210, 20, 20, 0.65) 5px,
      transparent 15px
    ),
    linear-gradient(
      90deg,
      rgba(120, 0, 0, 0.72) 0%,
      rgba(170, 0, 0, 0.96) 38%,
      rgba(235, 32, 32, 1) 56%,
      rgba(255, 112, 112, 0.96) 72%,
      rgba(170, 0, 0, 0.86) 100%
    );

  background-size:
    190% 100%,
    100% 100%;
  background-position:
    -75% 50%,
    0 0;

  opacity: 0.98;

  transform: scaleX(var(--service-flow-line-scale));
  transform-origin: left center;
  box-shadow:
    0 0 8px rgba(170, 0, 0, 0.36),
    0 0 18px rgba(170, 0, 0, 0.22),
    0 0 32px rgba(170, 0, 0, 0.12);

  pointer-events: none;

  animation:
    service-flow-line-fill-in 650ms ease-out both,
    service-flow-line-energy 1600ms linear 650ms infinite;
}

/* No completed connector yet */
[data-cart-progress][data-current-step="cart"] .cart-progress-steps {
  --service-flow-line-scale: 0;
}

[data-cart-progress][data-current-step="cart"] .cart-progress-steps::after {
  opacity: 0;
  animation: none;
}

/* Cart complete -> Schedule active */
[data-cart-progress][data-current-step="schedule"] .cart-progress-steps {
  --service-flow-line-scale: 0.5;
}

/* Checkout active or final complete */
[data-cart-progress][data-current-step="checkout"] .cart-progress-steps,
[data-cart-progress][data-current-step="complete"] .cart-progress-steps {
  --service-flow-line-scale: 1;
}

.cart-progress-step {
  position: relative;
  z-index: 2;

  display: flex;
  align-items: stretch;

  min-width: 0;
  padding: 0;

  color: var(--service-flow-text-soft);

  overflow: visible;

  counter-increment: service-flow-step;

  transition:
    transform var(--service-flow-transition-fast),
    color var(--service-flow-transition),
    opacity var(--service-flow-transition);
}

.cart-progress-step--active {
  color: var(--service-flow-text);

  animation: service-flow-active-card 520ms ease both;
}

.cart-progress-step--complete {
  color: var(--service-flow-success-text);
}

/* =========================================================
   06. CLICKABLE STEP LINK
   ========================================================= */

.cart-progress-step__link {
  position: relative;
  z-index: 2;

  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.44rem;

  width: 100%;
  padding: 0 0.72rem 0.52rem;

  border-radius: inherit;

  color: inherit;
  text-align: center;
  text-decoration: none;

  cursor: pointer;
  outline: none;

  background: transparent;
  border: 0;
  box-shadow: none;

  transition:
    transform var(--service-flow-transition-fast),
    color var(--service-flow-transition-fast);
}

.cart-progress-step__link:hover,
.cart-progress-step__link:focus-visible {
  color: inherit;
  text-decoration: none;

  background: transparent;
  border: 0;
  box-shadow: none;
}

.cart-progress-step:hover,
.cart-progress-step:focus-within {
  transform: translateY(-1px);
}

.cart-progress-step__link:focus-visible {
  outline: none;
}

/* =========================================================
   07. STEP ICON / COPY
   ========================================================= */

.cart-progress-step__icon {
  position: relative;
  z-index: 2;

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

  width: 2.28rem;
  height: 2.28rem;
  flex: 0 0 2.28rem;

  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--service-flow-radius-pill);

  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.055) 0%,
      rgba(255, 255, 255, 0.018) 100%
    ),
    rgba(8, 9, 11, 0.96);

  color: rgba(255, 255, 255, 0.88);

  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 7px 14px rgba(0, 0, 0, 0.18);

  transition:
    transform var(--service-flow-transition),
    border-color var(--service-flow-transition),
    background var(--service-flow-transition),
    color var(--service-flow-transition),
    box-shadow var(--service-flow-transition);
}

.cart-progress-step__icon::after {
  content: "";

  position: absolute;
  inset: -0.45rem;
  z-index: -1;

  border-radius: inherit;

  border: 1px solid rgba(170, 0, 0, 0);

  opacity: 0;
  transform: scale(0.86);

  pointer-events: none;
}

.cart-progress-step--complete .cart-progress-step__icon {
  border-color: rgba(255, 255, 255, 0.2);

  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.12) 0%,
      rgba(255, 255, 255, 0.035) 100%
    ),
    rgba(8, 9, 11, 0.96);

  color: rgba(255, 255, 255, 0.94);

  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 0 4px rgba(255, 255, 255, 0.035),
    0 8px 18px rgba(0, 0, 0, 0.2);
}

.cart-progress-step--complete .cart-progress-step__icon::after {
  display: none;
}

.cart-progress-step--active .cart-progress-step__icon {
  border-color: rgba(255, 120, 120, 0.52);

  background:
    radial-gradient(
      circle at 30% 20%,
      rgba(255, 180, 180, 0.42),
      transparent 36%
    ),
    linear-gradient(
      180deg,
      rgba(225, 28, 28, 0.98) 0%,
      rgba(150, 0, 0, 0.98) 100%
    );

  color: #ffffff;

  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    0 0 0 5px rgba(170, 0, 0, 0.13),
    0 0 24px rgba(190, 0, 0, 0.36),
    0 12px 24px rgba(0, 0, 0, 0.24);
}

.cart-progress-step--active .cart-progress-step__icon::after {
  border-color: rgba(255, 120, 120, 0.42);

  animation: service-flow-current-pulse 1400ms ease-out 160ms infinite;
}

.cart-progress-step:hover .cart-progress-step__icon,
.cart-progress-step:focus-within .cart-progress-step__icon {
  transform: translateY(-1px);
}

.cart-progress-step__icon i {
  font-size: 0.92rem;
  line-height: 1;
}

.cart-progress-step__copy {
  position: relative;
  z-index: 2;

  display: grid;
  gap: 0.1rem;

  min-width: 0;

  text-align: center;
}

.cart-progress-step__copy strong {
  display: block;

  color: inherit;

  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.cart-progress-step__copy small {
  display: block;

  color: var(--service-flow-text-muted);

  font-size: 0.64rem;
  font-weight: 650;
  line-height: 1.2;
}

.cart-progress-step--active .cart-progress-step__copy small {
  color: rgba(255, 255, 255, 0.72);
}

.cart-progress-step--complete .cart-progress-step__copy small {
  color: rgba(255, 255, 255, 0.54);
}

/* =========================================================
   08. EMPTY CART / DISABLED PROGRESS STATE
   ========================================================= */

.cart-progress--empty .cart-progress-steps::before {
  opacity: 0.22;
}

.cart-progress--empty .cart-progress-steps::after {
  opacity: 0;
  animation: none;
}

.cart-progress-step--disabled {
  opacity: 0.46;

  color: rgba(255, 255, 255, 0.42);
}

.cart-progress-step--disabled:hover,
.cart-progress-step--disabled:focus-within {
  transform: none;
}

.cart-progress-step--disabled .cart-progress-step__link,
.cart-progress-step__link--disabled {
  cursor: not-allowed;
  pointer-events: none;
}

.cart-progress-step--disabled .cart-progress-step__icon {
  border-color: rgba(255, 255, 255, 0.07);

  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.035),
      rgba(255, 255, 255, 0.012)
    ),
    rgba(8, 9, 11, 0.82);

  color: rgba(255, 255, 255, 0.38);

  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.035),
    0 6px 12px rgba(0, 0, 0, 0.12);
}

.cart-progress-step--disabled .cart-progress-step__copy small {
  color: rgba(255, 255, 255, 0.36);
}

/* Optional: hide the whole component when empty. */
.cart-progress--empty.cart-progress--hide-when-empty {
  display: none;
}

/* =========================================================
   09. RESPONSIVE
   ========================================================= */

@media (max-width: 1040px) {
  .service-flow-heading,
  .service-flow-page-main .cart-page-heading {
    align-items: flex-start;
  }
}

@media (max-width: 820px) {
  .service-flow-page-main {
    padding: calc(
        var(--service-flow-nav-height-tablet) +
          var(--service-flow-top-gap-tablet)
      )
      1rem 3.5rem;
  }

  .service-flow-heading,
  .service-flow-page-main .cart-page-heading {
    margin-bottom: 1.45rem;
  }

  .cart-progress-steps {
    --service-flow-line-inset: 1.6rem;

    overflow-x: auto;
    padding: 0.35rem 0.1rem 0.2rem;

    scrollbar-width: thin;
  }

  .cart-progress-step {
    flex: 0 0 auto;
  }
}

@media (max-width: 560px) {
  .service-flow-page-main {
    padding: calc(
        var(--service-flow-nav-height-mobile) +
          var(--service-flow-top-gap-mobile)
      )
      0.85rem 3rem;
  }

  .service-flow-heading,
  .service-flow-page-main .cart-page-heading {
    margin-bottom: 1.25rem;
  }

  .service-flow-heading::before {
    bottom: -0.7rem;
    width: min(100%, 12rem);
  }

  .service-flow-heading__copy,
  .service-flow-page-main .cart-page-heading__copy {
    gap: 0.42rem;
  }

  .service-flow-heading__copy h1,
  .service-flow-page-main .cart-page-heading__copy h1 {
    font-size: clamp(2rem, 11vw, 2.35rem);
  }

  .cart-progress-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.58rem;

    overflow: visible;
    padding: 0;

    --service-flow-line-inset: 1.15rem;
    --service-flow-line-height: 3px;
  }

  .cart-progress-steps::before {
    top: 1.2rem;
    bottom: 1.2rem;
    left: var(--service-flow-line-inset);
    right: auto;

    width: var(--service-flow-line-height);
    height: auto;

    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.055) 0%,
      rgba(255, 255, 255, 0.14) 48%,
      rgba(255, 255, 255, 0.055) 100%
    );

    opacity: 0.76;

    transform: none;
  }

  .cart-progress-steps::after {
    top: 1.2rem;
    bottom: auto;
    left: var(--service-flow-line-inset);
    right: auto;

    width: var(--service-flow-line-height);
    height: calc(100% - 2.4rem);

    background:
      radial-gradient(
        circle at 50% 18%,
        rgba(255, 255, 255, 0.95) 0 1px,
        rgba(255, 190, 190, 0.9) 2px,
        rgba(210, 20, 20, 0.65) 5px,
        transparent 15px
      ),
      linear-gradient(
        180deg,
        rgba(120, 0, 0, 0.72) 0%,
        rgba(170, 0, 0, 0.96) 38%,
        rgba(235, 32, 32, 1) 56%,
        rgba(255, 112, 112, 0.96) 72%,
        rgba(170, 0, 0, 0.86) 100%
      );

    background-size:
      100% 190%,
      100% 100%;
    background-position:
      50% -75%,
      0 0;

    transform: scaleY(var(--service-flow-line-scale));
    transform-origin: top center;

    animation:
      service-flow-line-fill-in 650ms ease-out both,
      service-flow-line-energy 1750ms linear 650ms infinite;
  }

  [data-cart-progress][data-current-step="cart"] .cart-progress-steps::after {
    opacity: 0;
    animation: none;
  }

  .cart-progress-step {
    width: 100%;
  }

  .cart-progress-step__link {
    flex-direction: row;
    gap: 0.62rem;

    padding: 0.2rem 0.5rem 0.2rem 0;

    text-align: left;
  }

  .cart-progress-step__copy {
    text-align: left;
  }

  .cart-progress-step__icon {
    width: 2.12rem;
    height: 2.12rem;
    flex: 0 0 2.12rem;
  }
}

/* =========================================================
   10. ANIMATIONS
   ========================================================= */

@keyframes service-flow-heading-enter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes service-flow-active-card {
  0% {
    opacity: 0.7;
    transform: translateY(2px) scale(0.96);
  }

  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes service-flow-current-pulse {
  0% {
    opacity: 0.72;
    transform: scale(0.82);
  }

  70% {
    opacity: 0;
    transform: scale(1.42);
  }

  100% {
    opacity: 0;
    transform: scale(1.42);
  }
}

@keyframes service-flow-line-fill-in {
  from {
    transform: scaleX(0);
    opacity: 0.42;
  }

  to {
    transform: scaleX(var(--service-flow-line-scale));
    opacity: 0.98;
  }
}

@keyframes service-flow-line-energy {
  0% {
    background-position:
      90% 50%,
      0 0;
    filter: brightness(0.94);
  }

  50% {
    background-position:
      0% 50%,
      0 0;
    filter: brightness(1.18);
  }

  100% {
    background-position:
      -90% 50%,
      0 0;
    filter: brightness(0.94);
  }
}
@keyframes service-flow-line-energy-mobile {
  0% {
    background-position:
      50% 170%,
      0 0;
    filter: brightness(0.94);
  }

  50% {
    background-position:
      50% 40%,
      0 0;
    filter: brightness(1.18);
  }

  100% {
    background-position:
      50% 90%,
      0 0;
    filter: brightness(0.94);
  }
}
@keyframes service-flow-line-fill-in-mobile {
  from {
    transform: scaleY(0);
    opacity: 0.42;
  }

  to {
    transform: scaleY(var(--service-flow-line-scale));
    opacity: 0.98;
  }
}

/* =========================================================
   11. REDUCED MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  .service-flow-heading,
  .cart-progress-step,
  .cart-progress-step__link,
  .cart-progress-step__icon,
  .cart-progress-step__icon::after,
  .cart-progress-steps::after {
    animation: none !important;
    transition: none !important;
  }

  .service-flow-heading,
  .cart-progress-step,
  .cart-progress-step:hover,
  .cart-progress-step:focus-within,
  .cart-progress-step:hover .cart-progress-step__icon,
  .cart-progress-step:focus-within .cart-progress-step__icon {
    transform: none !important;
  }
}

/* =========================================================
   12. COMPLETED STEP CARD/FADING BOX PREVENTION
   ========================================================= */

.cart-progress-step,
.cart-progress-step--complete,
.cart-progress-step--complete:hover,
.cart-progress-step--complete:focus-within {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
}

.cart-progress-step--complete .cart-progress-step__link,
.cart-progress-step--complete .cart-progress-step__link:hover,
.cart-progress-step--complete .cart-progress-step__link:focus-visible {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
}