/* ============================================================================
   About Page Enhancements
   Theme: Rivulet – subtle flow, glass depth, calm gradients
   Notes: Keeps layout and content intact. Adds animations via transforms/opacity.
   Depends on variables in css/main.css (:root tokens)
   ============================================================================ */

/**********************
 * Section: Page Hero *
 **********************/
.page-hero {
  position: relative;
  padding: calc(80px + var(--space-10)) 0 var(--space-9);
  overflow: hidden;
  background: linear-gradient(135deg, #000000 0%, #0D0D0D 50%, #000000 100%);
}

.page-hero__background {
  position: absolute; inset: 0; z-index: 0;
}

.page-hero .hero__flow {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 40%, rgba(255, 97, 0, 0.22) 0%, transparent 60%);
  will-change: transform, opacity;
  animation: aboutFlowPulse 14s ease-in-out infinite;
}

.page-hero .hero__grid-overlay {
  position: absolute; inset: 0;
  background-image: 
    linear-gradient(rgba(255, 97, 0, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 97, 0, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.4;
  will-change: transform, opacity;
}

@keyframes aboutFlowPulse {
  0%, 100% { opacity: 0.4; transform: scale(1) rotate(0deg); }
  50% { opacity: 0.7; transform: scale(1.08) rotate(2deg); }
}

.page-hero__content {
  position: relative; z-index: 1;
  max-width: 880px;
}

.page-hero__label .hero__label-text {
  font-size: var(--font-size-sm);
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--color-vivid-orange);
}

.page-hero__title {
  font-size: clamp(var(--font-size-3xl), 6.5vw, 84px);
  font-weight: var(--font-weight-light);
  line-height: var(--line-height-tight);
  background: linear-gradient(90deg, rgba(255,255,255,.98) 0%, rgba(255,175,63,.9) 50%, rgba(255,255,255,1) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  background-size: 200% auto;
  animation: aboutTitleShimmer 7s ease-in-out infinite;
}

@keyframes aboutTitleShimmer {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 200% center; }
}

.page-hero .hero__accent-line {
  width: 82px; height: 4px; border-radius: 4px;
  background: var(--gradient-main);
  animation: flowLineGrow 3s ease 0.2s infinite;
}

.page-hero__subtitle {
  color: rgba(255,255,255,0.65);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
}

/************************
 * Section: Content Base *
 ************************/
.content-section, .outcomes-section, .demo-section {
  position: relative; overflow: hidden;
  padding: var(--space-10) 0;
}

.section-decoration {
  position: absolute; left: 0; right: 0; top: 0;
  height: 60px; pointer-events: none; opacity: .6;
}

.section-decoration--top { top: 0; }

/* Gentle dividers inspired by rivulet flow */
.conviction-line {
  width: 100%; height: 1px; margin: var(--space-8) 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,97,0,.35) 50%, transparent 100%);
  opacity: .6;
}

.text-content p { 
  color: rgba(255,255,255,0.75);
  font-weight: var(--font-weight-light);
}

/***************************
 * Section: Principles Grid *
 ***************************/
.outcomes-grid {
  display: grid; gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: var(--space-7);
}

.outcome-card {
  position: relative; overflow: hidden;
  padding: var(--space-6);
  border-radius: 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(10px) saturate(130%);
  -webkit-backdrop-filter: blur(10px) saturate(130%);
  transition: transform .4s var(--ease-smooth), box-shadow .4s var(--ease-smooth), border-color .4s var(--ease-smooth);
}

.outcome-card::after {
  content: '';
  position: absolute; inset: -40% -40% auto auto; height: 160px; width: 160px;
  background: radial-gradient(circle, rgba(255,97,0,0.18) 0%, transparent 60%);
  filter: blur(18px); opacity: 0; transition: opacity .4s ease;
}

.outcome-card:hover { 
  transform: translateY(-8px);
  border-color: rgba(255,97,0,0.25);
  box-shadow: 0 16px 48px rgba(255, 97, 0, 0.18);
}

.outcome-card:hover::after { opacity: 1; }

.outcome-card__number {
  font-size: var(--font-size-sm); color: rgba(255,255,255,0.55);
  letter-spacing: .12em; text-transform: uppercase; margin-bottom: var(--space-2);
}

.outcome-card__title { 
  font-size: var(--font-size-xl); font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-2);
}

.outcome-card__text { color: rgba(255,255,255,.7); }

/************************
 * Section: Values Grid *
 ************************/
.tools-grid {
  display: grid; gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: var(--space-7);
}

.tool-card {
  position: relative; overflow: hidden;
  padding: var(--space-6);
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  transition: transform .35s var(--ease-smooth), border-color .35s var(--ease-smooth), box-shadow .35s var(--ease-smooth);
}

.tool-card::before {
  content: '';
  position: absolute; inset: -30% auto auto -30%; height: 200px; width: 200px;
  background: radial-gradient(circle at 30% 30%, rgba(255,97,0,0.16) 0%, transparent 60%);
  filter: blur(18px); opacity: 0; transition: opacity .35s ease;
}

.tool-card:hover { 
  transform: translateY(-6px) scale(1.01);
  border-color: rgba(255,97,0,0.22);
  box-shadow: 0 12px 36px rgba(255, 97, 0, 0.16);
}

.tool-card:hover::before { opacity: 1; }

.tool-card__title { font-size: var(--font-size-lg); margin-bottom: var(--space-2); }
.tool-card__text  { color: rgba(255,255,255,.72); }

/*******************
 * Final CTA block *
 *******************/
.final-cta { position: relative; overflow: hidden; padding: var(--space-10) 0; }
.final-cta__content { 
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-radius: 20px; padding: var(--space-9) var(--space-8);
  box-shadow: 0 16px 64px rgba(0,0,0,0.35), 0 0 0 1px rgba(255,97,0,0.06);
}
.final-cta__title { font-weight: var(--font-weight-light); }
.final-cta__subtitle { color: rgba(255,255,255,0.7); }
.final-cta__buttons { display: flex; gap: var(--space-4); flex-wrap: wrap; }

/************************
 * Sticky Contact Kicker *
 ************************/
.contact-kicker {
  position: fixed; bottom: 22px; right: 22px; z-index: 999;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 999px;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-vivid-orange) 0%, var(--orange-700) 100%);
  box-shadow: 0 8px 28px rgba(255, 97, 0, 0.35);
  border: 1px solid rgba(255,255,255,0.15);
  transform: translateY(120%);
  opacity: 0; transition: transform .5s var(--ease-smooth), opacity .5s var(--ease-smooth), box-shadow .3s ease;
}

.contact-kicker.visible { transform: translateY(0); opacity: 1; }
.contact-kicker:hover { box-shadow: 0 16px 38px rgba(255, 97, 0, 0.5); }

/************************
 * Reveal Animations     *
 ************************/
.fade-in { opacity: 0; transform: translateY(16px); transition: opacity .6s var(--ease-smooth), transform .6s var(--ease-smooth); }
.visible { opacity: 1 !important; transform: translateY(0) !important; }

/* Stagger utility on grids */
.outcomes-grid .outcome-card, .tools-grid .tool-card { transition-delay: .05s; }
.outcomes-grid .outcome-card:nth-child(2), .tools-grid .tool-card:nth-child(2) { transition-delay: .1s; }
.outcomes-grid .outcome-card:nth-child(3), .tools-grid .tool-card:nth-child(3) { transition-delay: .15s; }
.outcomes-grid .outcome-card:nth-child(4), .tools-grid .tool-card:nth-child(4) { transition-delay: .2s; }

/************************
 * Responsive tweaks     *
 ************************/

/* Tablet Responsive */
@media (max-width: 1024px) {
  .outcomes-grid,
  .tools-grid,
  .pain-points-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .final-cta__content { 
    padding: var(--space-6) var(--space-4); 
  }
  
  .page-hero { 
    padding-top: calc(80px + var(--space-6));
    padding-bottom: var(--space-6);
  }
  
  .outcomes-grid,
  .tools-grid,
  .pain-points-grid,
  .deliverables-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .outcome-card,
  .tool-card,
  .pain-point-card,
  .deliverable-item {
    padding: var(--space-4);
  }
  
  .outcome-card__number {
    font-size: var(--font-size-2xl);
  }
  
  .tool-card__title,
  .pain-point-card__title {
    font-size: var(--font-size-lg);
  }
  
  .conviction-line {
    padding: var(--space-4);
    margin: var(--space-6) 0;
  }
  
  .text-content {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .final-cta__content { 
    padding: var(--space-4) var(--space-3); 
  }
  
  .page-hero { 
    padding-top: calc(80px + var(--space-4));
  }
  
  .outcome-card,
  .tool-card,
  .pain-point-card,
  .deliverable-item {
    padding: var(--space-3);
  }
  
  .outcome-card__number {
    font-size: var(--font-size-xl);
  }
  
  .conviction-line {
    padding: var(--space-3);
    margin: var(--space-4) 0;
  }
}

/************************
 * Motion preferences    *
 ************************/
@media (prefers-reduced-motion: reduce) {
  .page-hero .hero__flow, .hero__grid-overlay { animation: none !important; }
  .fade-in { transition: none !important; opacity: 1; transform: none; }
}