/*
 * index.css — About page styles
 * Page-specific styles for index.html.
 * Global tokens, resets, and shared components live in styles.css.
 */

/* ── HERO ENTRANCE ANIMATIONS ── */
@media (prefers-reduced-motion: no-preference) {
  .hero > h1,
  .hero > .hero-eyebrow,
  .hero > .hero-sub,
  .hero > .hero-ctas,
  .profile-card {
    opacity: 0;
    animation: fadeIn 1.4s cubic-bezier(0.4, 0, 0.6, 1) 0s forwards;
  }
}

/* ── HERO GRADIENT MESH ── */
@keyframes meshDrift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25%       { transform: translate(40px, -30px) scale(1.06); }
  50%       { transform: translate(-20px, 40px) scale(0.96); }
  75%       { transform: translate(30px, 20px) scale(1.03); }
}

/* ── HERO ── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 5rem;
  row-gap: 0;
  align-items: start;
  margin-bottom: 7.5rem;
  position: relative;
  isolation: isolate;
}

/* Column 1 items — auto-placed in DOM order */
.hero > .hero-eyebrow,
.hero > h1,
.hero > .hero-sub,
.hero > .hero-ctas { grid-column: 1; }

/* Column 2: profile card spans all four column-1 rows */
.hero > .profile-card {
  grid-column: 2;
  grid-row: 1 / 5;
  align-self: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: -120px 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 55% 45% at 15% 35%, rgba(167,139,250,0.28) 0%, transparent 65%),
    radial-gradient(ellipse 45% 55% at 85% 65%, rgba(56,189,248,0.22) 0%, transparent 65%),
    radial-gradient(ellipse 35% 40% at 55% 5%,  rgba(192,132,252,0.18) 0%, transparent 65%),
    radial-gradient(ellipse 40% 35% at 30% 90%, rgba(14,165,233,0.14)  0%, transparent 65%);
  filter: blur(48px);
}

@media (prefers-reduced-motion: no-preference) {
  .hero::before { animation: meshDrift 22s ease-in-out infinite; }
}

.hero > h1 {
  font-size: clamp(2.75rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.06em;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: clamp(0.9375rem, 1.5vw, 1.125rem);
  color: var(--text-secondary);
  max-width: 31rem;
  line-height: 1.75;
  font-weight: 300;
  margin-bottom: 2.5rem;
}

.hero-ctas {
  display: flex;
  gap: 0.75rem;
}

.hero-ctas .btn-primary,
.hero-ctas .btn-secondary {
  flex: 1;
  text-align: center;
}

/* ── PROFILE CARD ── */
.profile-card {
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.profile-avatar {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  margin-bottom: 1.25rem;
}

.profile-name {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

.profile-title {
  font-size: 0.8125rem;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.038em;
  margin-bottom: 1.25rem;
}

.profile-stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.5rem 0;
  border-top: 1px solid var(--border);
}
.profile-stat:first-of-type { border-top: none; }

.profile-stat-label { font-size: 0.75rem;   color: var(--text-tertiary); }
.profile-stat-value { font-size: 0.8125rem; font-weight: 600; color: var(--text-secondary); }

.profile-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 1rem;
}

.profile-clients-note {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  line-height: 1.6;
}

/* ── GRID BACKGROUND ── */
.card-grid-wrap {
  position: absolute;
  pointer-events: none;
  z-index: 1;
  transition: transform 0.15s ease-out;
}

.card-grid-wrap--outer { inset: -1rem; }
.card-grid-wrap--inner { inset: 3rem 1rem; }

.card-grid-bg,
.card-grid-bg-inner {
  width: 100%;
  height: 100%;
  background: url('square-grid.png') center / contain no-repeat;
  opacity: 0.08;
  transform-origin: center;
}

@keyframes gridRotate     { from { transform: rotate(0deg); }   to { transform: rotate(360deg); }  }
@keyframes gridRotateAnti { from { transform: rotate(0deg); }   to { transform: rotate(-360deg); } }

@media (prefers-reduced-motion: no-preference) {
  .card-grid-bg       { animation: gridRotate     30s linear infinite; }
  .card-grid-bg-inner { animation: gridRotateAnti 20s linear infinite; }
}

/* ── EXPERTISE SECTION ── */
.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.06em;
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.125rem;
  margin-bottom: 6.25rem;
}

.expertise-card {
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
}
@media (prefers-reduced-motion: no-preference) {
  .expertise-card { transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s; }
}
.expertise-card:hover {
  border-color: var(--accent);
  border-top-color: var(--accent-bright);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(167,139,250,0.15);
}

.expertise-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}

.expertise-name {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.expertise-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── SERVICES STRIP ── */
.services-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.125rem;
  margin-bottom: 6.25rem;
}

.service-card {
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-decoration: none;
}
@media (prefers-reduced-motion: no-preference) {
  .service-card { transition: border-color 0.25s; }
}
.service-card:hover { border-color: var(--accent); }

.service-card-label {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
}

.service-card-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.04em;
}

.service-card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  flex: 1;
}

.service-card-cta {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── PROFILE CARD ACCORDION ── */
.profile-toggle { display: none; } /* desktop: always expanded, no toggle */

.profile-expandable { display: block; } /* desktop: always visible */

/* ── MOBILE ── */
@media (max-width: 768px) {
  /* Hero: flex column with explicit ordering */
  .hero {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }

  .hero > h1          { order: 1; margin-bottom: 0; }
  .hero > .hero-eyebrow { order: 2; }
  .hero > .profile-card { order: 3; }
  .hero > .hero-sub   { order: 4; margin-bottom: 0; }
  .hero > .hero-ctas  { order: 5; }

  /* Profile card accordion */
  .profile-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: none;
    border: none;
    border-top: 1px solid var(--border);
    padding: 0.875rem 0 0;
    margin-top: 0.875rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--text);
    cursor: pointer;
    text-align: left;
    letter-spacing: 0.01em;
  }

  .profile-toggle-chevron {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: rgba(167,139,250,0.12);
    color: var(--accent);
    font-size: 0.75rem;
    transition: transform 0.25s ease, background 0.2s;
    flex-shrink: 0;
  }
  .profile-toggle-chevron::before { content: '↓'; }
  .profile-toggle[aria-expanded="true"] .profile-toggle-chevron {
    transform: rotate(180deg);
    background: rgba(167,139,250,0.2);
  }

  .profile-expandable {
    display: none;
    overflow: hidden;
  }
  .profile-expandable.is-open {
    display: block;
  }
}

@media (max-width: 640px) {
  .hero { margin-bottom: 4.5rem; }
  .hero > h1 { letter-spacing: -0.09em; }
  .expertise-grid { grid-template-columns: 1fr; }
  .services-strip { grid-template-columns: 1fr; }
}

/* ── PRINT ── */
@media print {
  .expertise-card, .service-card, .profile-card {
    background: #f8f8ff !important;
    border-color: #ccc !important;
    box-shadow: none !important;
    transform: none !important;
  }
}