/* ==========================================================================
   About page (درباره دکتر هادی آمالی) — section-specific styles
   ========================================================================== */

/* ---------------------------------------------------------------
   Section 1 — Hero
   --------------------------------------------------------------- */
.about-hero {
  background: linear-gradient(180deg, var(--color-navy) 0%, var(--color-navy-deep) 100%);
  color: var(--color-white);
  text-align: center;
  padding-block-start: var(--space-12);
  padding-block-end: var(--space-16);
}

.about-hero__photo {
  inline-size: min(70vw, 320px);
  margin-inline: auto;
  margin-block-end: var(--space-6);
}

.about-hero__scroll-cue {
  display: inline-block;
  margin-block-start: var(--space-8);
  font-size: var(--fs-small);
  color: var(--text-muted-on-dark);
  animation: scroll-cue-bounce 2s ease-in-out infinite;
}

@keyframes scroll-cue-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* ---------------------------------------------------------------
   Section 2 — Career Timeline
   --------------------------------------------------------------- */
.timeline {
  position: relative;
  max-inline-size: 640px;
  margin-inline: auto;
  padding-inline-start: var(--space-8);
}

.timeline__line {
  position: absolute;
  inset-inline-start: 0;
  inset-block: 0;
  inline-size: 2px;
  background: var(--color-line);
}

.timeline__line-fill {
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 0;
  inline-size: 2px;
  block-size: 0%;
  background: var(--color-accent);
  transition: block-size 600ms var(--ease-standard);
}

.timeline__item {
  position: relative;
  padding-block-end: var(--space-12);
}

.timeline__item::before {
  content: "";
  position: absolute;
  inset-inline-start: calc(-1 * var(--space-8) - 5px);
  inset-block-start: 6px;
  inline-size: 12px;
  block-size: 12px;
  border-radius: 50%;
  background: var(--color-white);
  border: 2px solid var(--color-accent);
}

.timeline__year {
  display: inline-block;
  font-weight: 700;
  color: var(--color-accent);
  margin-block-end: var(--space-2);
}

.timeline__label {
  color: var(--text-muted-on-light);
  font-size: var(--fs-small);
  margin-block-end: var(--space-1);
}

/* ---------------------------------------------------------------
   Section 2B — Photo duo with scroll-linked shine sweep
   --------------------------------------------------------------- */
.about-duo__title {
  text-align: center;
  font-size: var(--fs-h4);
  margin-block-end: var(--space-8);
}

.about-duo {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: clamp(16px, 4vw, 40px);
}

/* Outer wrapper: rotating conic-gradient ring sits here (::before),
   padding defines the visible border thickness — same technique used
   for the contact page's social buttons, navy instead of accent here. */
.about-duo__item {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 2px;
  overflow: hidden;
  inline-size: min(230px, 26vw);
  block-size: min(230px, 26vw);
  flex-shrink: 0;
  box-shadow: 0 16px 40px -20px rgba(var(--color-navy-rgb), 0.28);
}

.about-duo__item::before {
  content: "";
  position: absolute;
  inset: -60%;
  background: conic-gradient(
    from 0deg,
    transparent 0%,
    var(--color-navy) 12%,
    transparent 26%,
    transparent 100%
  );
  animation: about-border-spin 4.5s linear infinite;
}

@keyframes about-border-spin {
  to { transform: rotate(360deg); }
}

/* Inner wrapper: sits above the rotating ring, clips the photo itself,
   its own background covers everything but the thin animated border. */
.about-duo__inner {
  position: relative;
  z-index: 1;
  inline-size: 100%;
  block-size: 100%;
  border-radius: calc(var(--radius-lg) - 2px);
  overflow: hidden;
  background: var(--color-white);
}

.about-duo__item img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  display: block;
}

@media (prefers-reduced-motion: reduce) {
  .about-duo__item::before {
    animation: none;
  }
}

/* Thin diagonal light streak — soft edges, low opacity, kept subtle so it
   reads as a premium touch rather than competing with the photo itself. */
.about-duo__shine {
  position: absolute;
  inset-block: -60%;
  inline-size: 22%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.28) 45%,
    rgba(255, 255, 255, 0.28) 55%,
    transparent 100%
  );
  transform: translateX(-160%) rotate(18deg);
  pointer-events: none;
}

@keyframes about-shine-sweep {
  from { transform: translateX(-160%) rotate(18deg); }
  to   { transform: translateX(360%) rotate(18deg); }
}

@supports (animation-timeline: view()) {
  .about-duo__shine {
    animation: about-shine-sweep linear both;
    animation-timeline: view();
  }
}

@media (prefers-reduced-motion: reduce) {
  .about-duo__shine {
    animation: none;
    display: none;
  }
}

/* ---------------------------------------------------------------
   Section 3 — International Patients (globe motif)
   --------------------------------------------------------------- */
.world-reach {
  background: var(--color-mist);
  text-align: center;
}

.world-reach__stat {
  font-size: var(--fs-h1);
  font-weight: 700;
  display: block;
}

.world-reach__stat-label {
  color: var(--text-muted-on-light);
  margin-block-end: var(--space-8);
}

.world-globe {
  display: block;
  inline-size: 100%;
  block-size: 100%;
}

.world-globe-wrap {
  position: relative;
  inline-size: min(80%, 380px);
  aspect-ratio: 1 / 1;
  margin-inline: auto;
  overflow: hidden;
  border-radius: 50%;
}

.world-reach__marquee {
  overflow: hidden;
  margin-block-start: var(--space-8);
  -webkit-mask-image: linear-gradient(to right, transparent, black 6%, black 94%, transparent);
  mask-image: linear-gradient(to right, transparent, black 6%, black 94%, transparent);
}

.world-reach__marquee-track {
  display: flex;
  gap: var(--space-8);
  width: max-content;
  animation: marquee-ltr 40s linear infinite;
}

.world-reach__marquee-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.world-reach__flag {
  inline-size: 32px;
  block-size: 32px;
  object-fit: contain;
  flex-shrink: 0;
}

.world-reach__country-name {
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--text-muted-on-light);
  white-space: nowrap;
}

@keyframes marquee-ltr {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes marquee-rtl {
  from { transform: translateX(0); }
  to   { transform: translateX(50%); }
}

:dir(rtl) .world-reach__marquee-track {
  animation-name: marquee-rtl;
}

/* ---------------------------------------------------------------
   Section 4 — Philosophy
   --------------------------------------------------------------- */
.philosophy {
  text-align: center;
  padding-block: var(--space-24);
}

.philosophy__statement {
  font-size: var(--fs-h1);
  max-inline-size: 18ch;
  margin-inline: auto;
  margin-block-end: var(--space-8);
}

.philosophy__text {
  max-inline-size: 60ch;
  margin-inline: auto;
  color: var(--text-muted-on-light);
  font-size: var(--fs-h4);
  line-height: 1.9;
}

/* ---------------------------------------------------------------
   Section 5 — Photography
   --------------------------------------------------------------- */
.photo-stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-12);
}

.photo-stack__item {
  overflow: hidden;
  border-radius: var(--radius-md);
  inline-size: 100%;
  max-inline-size: 700px;
  /* button reset — this was a <div>, now a clickable <button> for the lightbox */
  display: block;
  border: 0;
  padding: 0;
  background: none;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.photo-stack__item:hover {
  transform: scale(1.01);
}

.photo-stack__item img {
  inline-size: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* ---------------------------------------------------------------
   Section 6 — Areas of Expertise accordion
   --------------------------------------------------------------- */
.expertise-accordion {
  max-inline-size: 700px;
  margin-inline: auto;
}

.expertise-item {
  border-block-end: 1px solid var(--color-line);
}

.expertise-item__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  inline-size: 100%;
  padding-block: var(--space-6);
  font-size: var(--fs-h3);
  font-weight: 700;
}

.expertise-item__trigger svg {
  inline-size: 22px;
  block-size: 22px;
  color: var(--color-accent);
  transition: transform var(--duration-fast) var(--ease-standard);
}

.expertise-item[data-open="true"] .expertise-item__trigger svg {
  transform: rotate(45deg); /* plus becomes an x */
}

.expertise-item__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--duration-base) var(--ease-standard);
}

.expertise-item[data-open="true"] .expertise-item__panel {
  grid-template-rows: 1fr;
}

.expertise-item__panel-inner {
  overflow: hidden;
}

.expertise-item__list {
  padding-block-end: var(--space-6);
  display: grid;
  gap: var(--space-2);
}

.expertise-item__list li {
  color: var(--text-muted-on-light);
  padding-block: var(--space-1);
}