/* ============================================================
   PEDRO FARIA ZENI — Personal Website Design System
   Principles: calm, confident, intelligent, minimal, timeless
   Inspired by: Stripe, Linear, Patrick Collison, Farnam Street
   ============================================================ */

/* ----- RESET & BASE ----- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Brand palette — refined, restrained green */
  --green-dark:   #1b4332;
  --green:        #2d6a4f;
  --green-light:  #40916c;
  --green-lighter:#52b788;
  --green-pale:   #d8f3dc;

  /* Neutral palette */
  --black:       #0d0d0d;
  --gray-900:    #111111;
  --gray-800:    #1a1a1a;
  --gray-700:    #2e2e2e;
  --gray-600:    #525252;
  --gray-500:    #6b7280;
  --gray-400:    #9ca3af;
  --gray-300:    #b3b3b3;
  --gray-200:    #d4d4d4;
  --gray-100:    #e5e7eb;
  --gray-50:     #f5f5f5;
  --white:       #ffffff;

  /* Shadows — subtle, never dramatic */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.10);

  /* Radii */
  --radius-sm:  6px;
  --radius:     10px;
  --radius-lg:  16px;

  /* Typography scale */
  --text-xs:    0.75rem;
  --text-sm:    0.875rem;
  --text-base:  1rem;
  --text-lg:    1.125rem;
  --text-xl:    1.25rem;
  --text-2xl:   1.5rem;
  --text-3xl:   1.875rem;
  --text-4xl:   2.25rem;
  --text-5xl:   3rem;

  /* Type families */
  --font-sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-mono:  'JetBrains Mono', 'SF Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;

  /* Spacing */
  --space-1:    4px;
  --space-2:    8px;
  --space-3:    12px;
  --space-4:    16px;
  --space-5:    20px;
  --space-6:    24px;
  --space-8:    32px;
  --space-10:  40px;
  --space-12:  48px;
  --space-16:  64px;
  --space-20:  80px;
  --space-24:  96px;

  /* Layout */
  --max-w:      1140px;
  --max-w-prose:680px;
  --max-w-narrow:800px;
}

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
}

/* ----- PAGE TRANSITION OVERLAY ----- */
.page-transition {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  z-index: 9999; pointer-events: none;
  background: var(--black);
  opacity: 0; transition: opacity 0.35s ease;
}
.page-transition.active { opacity: 1; pointer-events: all; }

/* ----- SCROLL REVEAL ANIMATIONS (Apple-style) ----- */
[data-reveal] {
  opacity: 0; transform: translateY(24px) scale(0.97);
  filter: blur(4px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              filter 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform, filter;
}
[data-reveal].reveal-visible {
  opacity: 1; transform: translateY(0) scale(1);
  filter: blur(0);
}
[data-reveal="fade-left"] { transform: translateX(-32px) scale(0.97); }
[data-reveal="fade-left"].reveal-visible { transform: translateX(0) scale(1); }
[data-reveal="fade-right"] { transform: translateX(32px) scale(0.97); }
[data-reveal="fade-right"].reveal-visible { transform: translateX(0) scale(1); }
[data-reveal="scale"] { transform: scale(0.92); filter: blur(0); }
[data-reveal="scale"].reveal-visible { transform: scale(1); filter: blur(0); }
[data-reveal] { transition-delay: var(--reveal-delay, 0s); }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; filter: none; transition: none; }
  .page-transition { display: none; }
  .value-card { animation: none; }
  .value-item, .strength-item { transition: none; }
  .item-answer { transition: none; }
  .item-chevron { transition: none; }
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ----- CONTAINERS ----- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--space-6); }
.container-narrow { max-width: var(--max-w-narrow); margin: 0 auto; padding: 0 var(--space-6); }
.container-prose { max-width: var(--max-w-prose); margin: 0 auto; padding: 0 var(--space-6); }

/* ----- SKIP TO CONTENT (accessibility) ----- */
.skip-link {
  position: fixed; top: -100%; left: 16px; z-index: 9999;
  background: var(--green); color: var(--white);
  padding: 12px 24px; border-radius: var(--radius);
  font-weight: 600; font-size: var(--text-sm);
}
.skip-link:focus { top: 16px; }

/* ----- FOCUS STYLES ----- */
:focus-visible {
  outline: 2px solid var(--green-lighter);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  background: rgba(13,13,13,0.90);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; max-width: var(--max-w); margin: 0 auto; padding: 0 var(--space-6);
}

.nav-logo {
  font-size: 1.15rem; font-weight: 700; color: var(--white);
  letter-spacing: -0.02em;
}

.nav-logo span { color: var(--green-lighter); }

.nav-links { display: flex; gap: var(--space-1); align-items: center; }

.nav-links a {
  color: var(--gray-400); font-size: var(--text-sm); font-weight: 500;
  padding: 8px 14px; border-radius: 8px; transition: all 0.2s;
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: 2px; left: 14px; right: 14px;
  height: 2px; background: var(--green-lighter);
  transform: scaleX(0); transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 100px;
}
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }

.nav-links a:hover, .nav-links a.active {
  color: var(--white); background: rgba(255,255,255,0.07);
}

.nav-cta {
  background: var(--green) !important; color: var(--white) !important;
  padding: 8px 18px !important; border-radius: 8px !important;
  font-weight: 600 !important;
}

.nav-cta:hover { background: var(--green-light) !important; }

.menu-toggle {
  display: none; background: none; border: none;
  color: var(--white); font-size: 1.5rem; cursor: pointer;
  padding: var(--space-2); line-height: 1;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  background: linear-gradient(135deg, var(--black) 0%, var(--gray-900) 50%, #0a1812 100%);
  padding: 120px 0 80px;
}

.hero-grid {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(3.2rem, 7vw, 5.2rem); font-weight: 750; line-height: 1.06;
  color: var(--white); margin-bottom: 20px; letter-spacing: -0.03em;
}

.hero-text h1 span { color: var(--green-lighter); }

.hero-text .tagline {
  font-size: var(--text-lg); color: var(--gray-400);
  margin-bottom: 36px; line-height: 1.65;
  max-width: 540px;
}

.hero-badges {
  display: flex; flex-wrap: wrap; gap: var(--space-2);
  margin-bottom: 32px;
}

.hero-badges span {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
  color: var(--gray-300); padding: 5px 13px; border-radius: 100px;
  font-size: var(--text-xs); font-weight: 500;
}

.hero-badges span.green {
  background: rgba(45,106,79,0.18); border-color: rgba(82,183,136,0.25);
  color: var(--green-lighter);
}

.hero-badges span.black {
  background: rgba(13,13,13,0.55); border-color: rgba(255,255,255,0.12);
  color: var(--gray-200);
}

.hero-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }

.hero-image {
  display: flex; justify-content: center; align-items: center;
}

.hero-photo-wrapper {
  position: relative; width: 400px; height: 400px;
}

.hero-photo-wrapper::before {
  content: ''; position: absolute; inset: -6px;
  border-radius: 50%;
  border: 2px solid rgba(82,183,136,0.25);
}

.hero-photo {
  width: 100%; height: 100%; border-radius: 50%; object-fit: cover;
  background: var(--gray-800);
  display: flex; align-items: center; justify-content: center;
  font-size: 5rem; font-weight: 700; color: var(--green-lighter);
  position: relative; z-index: 1;
  border: 3px solid var(--gray-700);
}

/* ----- CONTENT PHOTOS (full image, no cropping) ----- */
.content-photo {
  width: 100%; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); border: 1px solid var(--gray-100);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.6s;
}
.content-photo:hover {
  transform: scale(1.015);
  box-shadow: 0 16px 48px rgba(0,0,0,0.14);
}
.featured-photo {
  width: 100%; max-width: 900px; margin: 48px auto 0;
  border-radius: var(--radius-lg); display: block;
  box-shadow: var(--shadow-lg); border: 1px solid var(--gray-100);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.featured-photo:hover { transform: scale(1.01); }

/* ----- HERO AMBIENT GLOWS ----- */
.hero { position: relative; overflow: hidden; }
.hero::before, .hero::after {
  content: ''; position: absolute; border-radius: 50%;
  filter: blur(60px); pointer-events: none; z-index: 0;
}
.hero::before {
  width: 700px; height: 700px; top: -200px; right: -150px;
  background: radial-gradient(circle, rgba(45,106,79,0.28), transparent 65%);
}
.hero::after {
  width: 500px; height: 500px; bottom: -150px; left: -100px;
  background: radial-gradient(circle, rgba(82,183,136,0.14), transparent 65%);
}
.hero-grid { position: relative; z-index: 1; }

/* ----- HERO GRID OVERLAY TEXTURE ----- */
.hero-text { position: relative; }
.hero-text::before {
  content: ''; position: absolute; top: 40px; right: 8%; bottom: 40px; left: 8%;
  background-image:
    linear-gradient(rgba(82,183,136,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(82,183,136,0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none; z-index: -1;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

/* ----- HERO ACCENT BAR ----- */
.hero-accent {
  display: block; width: 64px; height: 4px;
  background: linear-gradient(90deg, var(--green-lighter), var(--green));
  border-radius: 100px; margin-bottom: 24px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 12px 24px; border-radius: var(--radius); font-size: var(--text-sm);
  font-weight: 600; cursor: pointer; transition: all 0.25s; border: none;
  line-height: 1.2;
}

.btn-primary {
  background: var(--green); color: var(--white);
}
.btn-primary:hover {
  background: var(--green-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(45,106,79,0.3);
}

.btn-outline {
  background: transparent; border: 1.5px solid rgba(255,255,255,0.18);
  color: var(--white);
}
.btn-outline:hover {
  border-color: var(--green-lighter); color: var(--green-lighter);
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255,255,255,0.04); color: var(--gray-400);
}
.btn-ghost:hover { background: rgba(255,255,255,0.09); color: var(--white); }

.btn-block { width: 100%; justify-content: center; }

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: var(--space-20) 0; }
.section-dark { background: var(--gray-50); }
.section-green {
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  color: var(--white);
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs); font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--green);
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: var(--text-4xl); font-weight: 750;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em; line-height: 1.15;
}

.section-sub {
  font-size: var(--text-lg); color: var(--gray-500);
  max-width: 600px; margin-bottom: var(--space-12);
  line-height: 1.65;
}

.section-dark .section-label { color: var(--green-lighter); }
.section-dark .section-title { color: var(--black); }
.section-dark .section-sub { color: var(--gray-500); }

/* ----- VISION BLOCK (personal mission statement) ----- */
.vision-block {
  max-width: 700px;
  margin: -4px auto 52px;
  text-align: justify;
  padding: 40px 48px 40px 56px;
  background: linear-gradient(135deg, var(--white) 0%, var(--gray-50) 100%);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  box-shadow: 0 2px 12px rgba(0,0,0,0.03);
  position: relative;
  transition: border-color 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1), transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  text-underline-offset: 2px;
}
.vision-block:hover {
  border-color: rgba(45,106,79,0.15);
  box-shadow: 0 12px 40px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}
.vision-block::before {
  content: '\201C';
  position: absolute;
  top: 20px;
  left: 18px;
  font-size: 3.5rem;
  line-height: 1;
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--green-lighter);
  opacity: 0.35;
  pointer-events: none;
  user-select: none;
}
.vision-block::after {
  content: '';
  position: absolute;
  top: 16px;
  left: 16px;
  bottom: 16px;
  width: 4px;
  background: linear-gradient(180deg, var(--green-lighter) 0%, var(--green) 60%, var(--green-dark) 100%);
  border-radius: 4px;
  opacity: 0.6;
}
.vision-block p {
  font-size: 1.1rem;
  line-height: 1.85;
  color: var(--gray-600);
  margin: 0;
  text-align: justify;
  hyphens: auto;
  -webkit-hyphens: auto;
  -ms-hyphens: auto;
}

.text-center { text-align: center; }
.text-center .section-sub { margin-left: auto; margin-right: auto; }

/* ============================================================
   GRID LAYOUTS
   ============================================================ */
.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.cols-2-wide { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 48px; align-items: center; }
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cols-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--white); border-radius: var(--radius);
  padding: var(--space-8); border: 1px solid var(--gray-100);
  transition: all 0.25s;
}
.card:hover { box-shadow: var(--shadow-md); }

.card-green {
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  color: var(--white); border: none;
}

/* ============================================================
   PILLARS (homepage feature cards)
   ============================================================ */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.pillar-card {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 40px 32px; border: 1px solid var(--gray-100);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.4s;
  will-change: transform;
}

.pillar-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 48px rgba(0,0,0,0.10);
  border-color: rgba(45,106,79,0.25);
}

.pillar-icon { font-size: 1.75rem; margin-bottom: var(--space-4); }

.pillar-card h3 {
  font-size: 1.15rem; font-weight: 700;
  margin-bottom: var(--space-3); color: var(--gray-900);
}

.pillar-card p {
  font-size: var(--text-sm); color: var(--gray-500);
  line-height: 1.7;
}

.pillar-link {
  display: inline-flex; align-items: center; gap: var(--space-1);
  margin-top: var(--space-4); font-size: var(--text-sm);
  font-weight: 600; color: var(--green);
  transition: gap 0.2s;
}
.pillar-link:hover { gap: 8px; }

/* ============================================================
   NUMBERS / STATS
   ============================================================ */
.numbers-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin: 48px 0; }

.number-item { text-align: center; }
.number-item .num {
  font-size: var(--text-4xl); font-weight: 800;
  color: var(--green); line-height: 1.1;
}
.number-item .num-sub {
  font-size: var(--text-sm); color: var(--gray-500);
  margin-top: var(--space-1);
}

/* ============================================================
   TIMELINE (Apple-style accordion)
   ============================================================ */
.timeline {
  position: relative;
  padding-left: 0;
}
.timeline::before {
  content: ''; position: absolute; left: 19px; top: 12px; bottom: 12px;
  width: 2px; background: var(--gray-200);
}
.timeline-item {
  position: relative;
  margin-bottom: 0;
  padding: 0;
  border-radius: var(--radius);
  transition: background 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, background;
}
.timeline-item:hover {
  background: rgba(45,106,79,0.05);
}
.timeline-toggle {
  display: flex; align-items: center; gap: var(--space-4);
  width: 100%; padding: 16px 16px 16px 52px;
  background: none; border: none; cursor: pointer;
  text-align: left; font-family: inherit; color: inherit;
  border-radius: var(--radius);
  position: relative;
}
.timeline-toggle:hover .timeline-dot {
  transform: scale(1.25);
  box-shadow: 0 0 0 4px rgba(45,106,79,0.15), 0 0 20px rgba(82,183,136,0.3);
}
/* Bigger green dot with glow */
.timeline-dot {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--green);
  border: 2px solid var(--green-pale);
  box-shadow: 0 0 0 2px rgba(45,106,79,0.08);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  flex-shrink: 0;
  z-index: 1;
}
/* Active dot glow */
.timeline-item.open .timeline-dot {
  background: var(--green-lighter);
  border-color: var(--green-light);
  box-shadow: 0 0 0 4px rgba(82,183,136,0.2), 0 0 24px rgba(82,183,136,0.25);
}
.timeline-info {
  flex: 1; min-width: 0;
}
.timeline-year {
  font-size: var(--text-xs); font-weight: 700;
  color: var(--green); margin-bottom: 2px;
  letter-spacing: 0.05em;
  transition: color 0.3s ease;
}
.timeline-item.open .timeline-year {
  color: var(--green-lighter);
}
.timeline-title {
  font-size: 1.05rem; font-weight: 700;
  color: var(--gray-900);
  transition: color 0.3s ease;
}
.timeline-item.open .timeline-title {
  color: var(--black);
}
/* Chevron inherits from .item-chevron in value card */
.timeline-item .item-chevron {
  color: var(--gray-400);
}
.timeline-item.open .item-chevron {
  transform: rotate(180deg);
  color: var(--green-lighter);
}
/* Apple-style expand/collapse */
.timeline-answer {
  max-height: 0; overflow: hidden;
  opacity: 0;
  transition: max-height 0.55s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.4s ease, margin 0.4s ease;
  margin: 0 52px 0 0;
}
.timeline-item.open .timeline-answer {
  opacity: 1;
}
.timeline-desc {
  font-size: var(--text-sm); color: var(--gray-500);
  line-height: 1.6;
  padding: 2px 16px 20px 52px;
  border-left: 2px solid rgba(45,106,79,0.12);
  margin-left: 19px;
}

/* ============================================================
   PUBLICATIONS
   ============================================================ */
.pub-list { max-width: var(--max-w-narrow); margin: 0 auto; }

.pub-card {
  background: var(--white); border-radius: var(--radius);
  padding: var(--space-6); border-left: 3px solid var(--green);
  margin-bottom: var(--space-4);
  transition: all 0.2s;
}
.pub-card:hover { box-shadow: var(--shadow-sm); }

.pub-journal {
  font-size: var(--text-xs); font-weight: 700; color: var(--green);
  text-transform: uppercase; letter-spacing: 0.07em;
  margin-bottom: var(--space-1);
}
.pub-title { font-size: var(--text-sm); font-weight: 600; margin-bottom: 4px; }
.pub-authors { font-size: var(--text-xs); color: var(--gray-500); }

/* ============================================================
   SKILL TAGS
   ============================================================ */
.skill-tags { display: flex; flex-wrap: wrap; gap: var(--space-2); }

.skill-tag {
  background: rgba(45,106,79,0.07); color: var(--green);
  padding: 5px 12px; border-radius: 100px;
  font-size: var(--text-xs); font-weight: 500;
  border: 1px solid rgba(45,106,79,0.1);
}

.skill-tag-light {
  background: rgba(255,255,255,0.10); color: var(--white);
  padding: 5px 12px; border-radius: 100px;
  font-size: var(--text-xs); font-weight: 500;
}

/* ============================================================
   SOCIAL CARDS
   ============================================================ */
.social-card {
  display: flex; align-items: center; gap: var(--space-4);
  background: var(--white); border: 1px solid var(--gray-100);
  border-radius: var(--radius); padding: var(--space-6);
  transition: all 0.25s;
}
.social-card:hover {
  transform: translateY(-3px); box-shadow: var(--shadow-md);
}
.social-icon { font-size: 1.75rem; width: 44px; text-align: center; flex-shrink: 0; }
.social-info h4 { font-size: var(--text-sm); font-weight: 700; }
.social-info p { font-size: var(--text-xs); color: var(--gray-500); }

/* ============================================================
   SERVICE CARDS
   ============================================================ */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  margin-top: var(--space-10);
}

.service-card.featured {
  border: 2px solid var(--green);
  box-shadow: 0 0 0 1px var(--green), var(--shadow-md);
  position: relative;
}

.service-card.featured .featured-badge {
  position: absolute; top: -10px; right: 24px;
  background: var(--green); color: var(--white);
  font-size: 0.65rem; font-weight: 700;
  padding: 3px 12px; border-radius: 100px;
  letter-spacing: 0.08em;
}

.service-icon { font-size: 1.75rem; margin-bottom: var(--space-4); }
.service-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: var(--space-2); }
.service-card .service-desc {
  font-size: var(--text-sm); color: var(--gray-500);
  line-height: 1.6; margin-bottom: var(--space-4);
}
.service-card .service-audience {
  font-size: var(--text-xs); color: var(--gray-400);
  margin-bottom: var(--space-6);
}

/* ============================================================
   VALUE CARD (about page — Core Values)
   ============================================================ */

/* ---- Card glow animation (very subtle Apple-style ambient pulse) ---- */
@keyframes value-card-glow {
  0%, 100% { box-shadow: 0 8px 32px rgba(45,106,79,0.15); }
  50% { box-shadow: 0 12px 48px rgba(45,106,79,0.25), 0 0 60px rgba(82,183,136,0.06); }
}
.value-card {
  position: relative; padding: 44px 48px;
  animation: value-card-glow 6s ease-in-out infinite;
  will-change: box-shadow;
  overflow: hidden;
}

.value-card-header {
  position: relative; z-index: 1;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* ---- Value item: accordion card ---- */
.value-item,
.strength-item {
  margin-bottom: 0;
  padding: 6px;
  border-radius: var(--radius);
  transition: background 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, background;
  position: relative; z-index: 1;
}
.value-item:hover { background: rgba(255,255,255,0.06); }
.strength-item:hover { background: rgba(74,144,217,0.10); }

/* ---- Accordion toggle button (icon + title + chevron row) ---- */
.item-toggle {
  display: flex; align-items: center; gap: var(--space-4);
  width: 100%; padding: 10px 10px;
  background: none; border: none; cursor: pointer;
  text-align: left; font-family: inherit; color: inherit;
  border-radius: var(--radius);
}
.item-toggle:hover .value-icon { transform: scale(1.12); background: rgba(255,255,255,0.18); }
.item-toggle:hover .strength-icon {
  transform: scale(1.12);
  background: linear-gradient(135deg, rgba(74,144,217,0.4), rgba(124,92,191,0.4));
}

/* ---- Value icon: gentle hover scale ---- */
.value-icon {
  font-size: 1.4rem; width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px; background: rgba(255,255,255,0.12);
  flex-shrink: 0;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              background 0.4s ease;
}

/* ---- Value text ---- */
.value-text {
  flex: 1; min-width: 0;
}
.value-text h4 {
  font-size: 1rem; font-weight: 700; color: var(--white);
  letter-spacing: -0.01em;
}

/* ---- Chevron: rotates when open ---- */
.item-chevron {
  flex-shrink: 0; color: rgba(255,255,255,0.5);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              color 0.4s ease;
}
.value-item.open .item-chevron,
.strength-item.open .item-chevron {
  transform: rotate(180deg);
  color: var(--green-lighter);
}

/* ---- Answer: Apple-style expand/collapse ---- */
.item-answer {
  max-height: 0; overflow: hidden;
  opacity: 0;
  transition: max-height 0.55s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.4s ease, margin 0.4s ease;
  margin: 0 56px 0 0;
}
.value-item.open .item-answer,
.strength-item.open .item-answer {
  opacity: 1;
}
.item-answer p {
  font-size: var(--text-sm); color: rgba(255,255,255,0.82);
  line-height: 1.6; padding: 2px 10px 12px;
  border-left: 2px solid rgba(255,255,255,0.12);
  margin-left: 10px;
}

/* ---- Grid layout for value items (2 columns on large screens) ---- */
.value-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
  position: relative; z-index: 1;
}

/* ---- Split layout: values left, strengths right ---- */
.value-split {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  position: relative; z-index: 1;
}

.value-split-left,
.value-split-right {
  padding: 0 12px;
}

.value-split-heading {
  font-size: 0.8rem;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* ---- Vertical divider ---- */
.value-split-divider {
  width: 1px;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(255,255,255,0.2) 20%,
    rgba(255,255,255,0.2) 80%,
    transparent 100%
  );
  margin: 0 12px;
}

/* ---- Strengths grid: 2 columns inside the right half ---- */
.strength-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  position: relative; z-index: 1;
}

/* ---- Strength icon: blue-purple gradient ---- */
.strength-icon {
  font-size: 1.3rem; width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(74,144,217,0.25), rgba(124,92,191,0.25));
  flex-shrink: 0;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              background 0.4s ease;
}

/* ---- Mobile: stack the split vertically ---- */
@media (max-width: 768px) {
  .value-split {
    grid-template-columns: 1fr;
  }
  .value-split-divider {
    width: 100%;
    height: 1px;
    margin: 24px 0;
    background: linear-gradient(
      90deg,
      transparent 0%,
      rgba(255,255,255,0.2) 20%,
      rgba(255,255,255,0.2) 80%,
      transparent 100%
    );
  }
  .strength-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .value-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

/* ============================================================
   AUDIENCE CARDS (services page)
   ============================================================ */
.audience-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  margin-top: var(--space-10);
}

.audience-card {
  text-align: center; padding: 28px 20px;
}
.audience-icon { font-size: 2.25rem; margin-bottom: var(--space-3); }
.audience-card h3 { font-size: var(--text-sm); font-weight: 700; margin-bottom: var(--space-1); }
.audience-card p { font-size: var(--text-xs); color: var(--gray-500); }

/* ============================================================
   BODY TEXT CLASSES
   ============================================================ */
.body-text {
  font-size: 1.05rem; color: var(--gray-600);
  line-height: 1.8; margin-bottom: var(--space-4); text-align: justify;
}
.body-text:last-child { margin-bottom: 0; }

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
  padding: 136px 0 60px;
  background: linear-gradient(135deg, var(--black), var(--gray-900));
  text-align: center;
}
.page-header h1 {
  font-size: var(--text-4xl); font-weight: 750; color: var(--white);
  margin-bottom: var(--space-3); letter-spacing: -0.02em;
}
.page-header p {
  font-size: var(--text-lg); color: var(--gray-400);
  max-width: 560px; margin: 0 auto;
}

/* ============================================================
   TRACK RECORD CARD (equity-research)
   ============================================================ */
.track-record {
  padding: 36px; border-radius: var(--radius-lg);
  display: flex; flex-direction: column;
  height: 100%;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  border: 1px solid rgba(255,255,255,0.08);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.5s;
}
.track-record:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(0,0,0,0.18);
  border-color: rgba(82,183,136,0.35);
}
.track-record h3 {
  font-size: 1.1rem; font-weight: 700;
  margin-bottom: var(--space-5);
}
.track-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4);
}
.track-stat { }
.track-stat .num { font-size: 1.8rem; font-weight: 800; }
.track-stat .label { font-size: var(--text-xs); opacity: 0.75; }
.track-footnote {
  font-size: var(--text-xs); opacity: 0.65;
  margin-top: var(--space-5);
}
.track-link {
  display: inline-block; margin-top: var(--space-3);
  color: var(--white); font-weight: 600; font-size: var(--text-sm);
  text-decoration: underline; text-underline-offset: 3px;
}
/* eToro CTA card — push button to bottom so both cards align */
.etoro-card .etoro-cta { margin-top: auto; }
.etoro-card .etoro-list { margin-bottom: 24px; }

/* ============================================================
   FEATURED ANALYSIS CARDS (equity-research)
   ============================================================ */
.analysis-header {
  font-size: var(--text-xs); font-weight: 700;
  color: var(--green); text-transform: uppercase;
  letter-spacing: 0.07em;
}
.analysis-title {
  font-size: 1.1rem; font-weight: 700;
  margin: var(--space-3) 0 var(--space-2);
}
.analysis-desc {
  font-size: var(--text-sm); color: var(--gray-500);
  line-height: 1.7; margin-bottom: var(--space-4);
}

/* ============================================================
   YOUTUBE EMBED (thumbnail click-to-play)
   ============================================================ */
.video-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.video-thumb {
  position: relative; padding-bottom: 56.25%; height: 0;
  overflow: hidden; border-radius: var(--radius);
  background: var(--gray-900); cursor: pointer;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s;
}
.video-thumb:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.18);
}
.video-thumb img.thumb-img {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.video-thumb:hover img.thumb-img { transform: scale(1.05); }
.video-thumb .play-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.25);
  transition: background 0.3s;
}
.video-thumb:hover .play-overlay { background: rgba(0,0,0,0.12); }
.video-thumb .play-btn {
  width: 64px; height: 64px; border-radius: 50%;
  background: rgba(13,13,13,0.75); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), background 0.3s;
}
.video-thumb:hover .play-btn {
  transform: scale(1.12); background: rgba(45,106,79,0.9);
}
.video-thumb .play-btn svg {
  width: 26px; height: 26px; fill: var(--white);
  margin-left: 3px;
}

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-form { max-width: 560px; margin: 0 auto; }
.form-group { margin-bottom: var(--space-5); }
.form-group label {
  display: block; font-size: var(--text-sm); font-weight: 600;
  margin-bottom: var(--space-1); color: var(--gray-700);
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--gray-200);
  border-radius: var(--radius); font-size: var(--text-sm);
  font-family: inherit; transition: border-color 0.2s;
  background: var(--white); color: var(--gray-900);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(45,106,79,0.08);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-honey { display: none; }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--black); color: var(--gray-500);
  padding: 60px 0 40px;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }

.footer-brand h3 {
  font-size: 1.15rem; font-weight: 700;
  color: var(--white); margin-bottom: var(--space-3);
}
.footer-brand h3 span { color: var(--green-lighter); }
.footer-brand p {
  font-size: var(--text-sm); line-height: 1.7;
  max-width: 300px;
}

.footer-col h4 {
  font-size: var(--text-xs); font-weight: 700; color: var(--white);
  margin-bottom: var(--space-4); text-transform: uppercase;
  letter-spacing: 0.07em;
}
.footer-col a {
  display: block; font-size: var(--text-sm);
  padding: 4px 0; transition: color 0.2s;
}
.footer-col a:hover { color: var(--green-lighter); }

.footer-bottom {
  margin-top: var(--space-10); padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex; justify-content: space-between;
  align-items: center; font-size: var(--text-xs);
}

.footer-socials { display: flex; gap: var(--space-3); }
.footer-socials a {
  font-size: 1.2rem; transition: color 0.2s;
  color: var(--gray-500);
}
.footer-socials a:hover { color: var(--green-lighter); }

/* ============================================================
   INFO CARD (green card with skills etc.)
   ============================================================ */
.info-card {
  padding: 40px; border-radius: var(--radius-lg);
}

/* ============================================================
   SPECIAL SECTIONS
   ============================================================ */

/* CTA section (green background, white text) */
.cta-section {
  padding: var(--space-20) 0;
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  color: var(--white);
}

.cta-section h2 {
  font-size: var(--text-3xl); font-weight: 800;
  margin-bottom: var(--space-4);
}

.cta-section p {
  font-size: var(--text-lg); opacity: 0.9;
  margin-bottom: var(--space-8);
  max-width: 560px;
  margin-left: auto; margin-right: auto;
  line-height: 1.6;
}

.cta-section .btn-primary-ghost {
  background: var(--white); color: var(--green-dark);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-text h1 { font-size: var(--text-4xl); }
  .hero-grid { grid-template-columns: 1fr; text-align: center; gap: 40px; }
  .hero-text .tagline { margin-left: auto; margin-right: auto; }
  .hero-badges, .hero-actions { justify-content: center; }
  .hero-photo-wrapper { width: 300px; height: 300px; }
  .hero-accent { margin-left: auto; margin-right: auto; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .cols-2 { grid-template-columns: 1fr; }
  .cols-2-wide { grid-template-columns: 1fr; }
  .cols-3 { grid-template-columns: repeat(2, 1fr); }
  .cols-4 { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .numbers-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; position: fixed; top: 68px; left: 0; right: 0;
    background: rgba(13,13,13,0.97);
    flex-direction: column; padding: var(--space-4) var(--space-6);
    gap: var(--space-1); backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }
  .nav-links.open { display: flex; }
  .nav-links a { width: 100%; padding: 12px 16px; }
  .menu-toggle { display: block; }

  .section { padding: var(--space-16) 0; }
  .section-title { font-size: var(--text-2xl); }

  .hero-text h1 { font-size: var(--text-3xl); }
  .hero-photo-wrapper { width: 200px; height: 200px; }

  .page-header h1 { font-size: var(--text-2xl); }
  .page-header p { font-size: var(--text-base); }

  .pillars { grid-template-columns: 1fr; }
  .cols-3 { grid-template-columns: 1fr; }
  .cols-4 { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: 1fr; }
  .numbers-row { grid-template-columns: repeat(2, 1fr); }
  .video-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }

  .cta-section h2 { font-size: var(--text-2xl); }

  .vision-block { padding: 32px 28px 32px 40px; text-align: left; }
  .vision-block p { text-align: left; }

  .value-card { padding: 32px 24px; }
  .value-item, .strength-item { padding: 4px; }
  .item-toggle { padding: 8px 8px; }
  .item-answer { margin: 0 44px 0 0; }
  .item-answer p { font-size: 0.8rem; padding: 2px 8px 10px; }
}

/* ----- SMALL PHONES (480px) ----- */
@media (max-width: 480px) {
  .hero { padding: 100px 0 60px; }
  .hero-text h1 { font-size: var(--text-3xl); }
  .hero-text .tagline { font-size: var(--text-base); }
  .hero-photo-wrapper { width: 200px; height: 200px; }
  .hero-badges span { font-size: 0.65rem; padding: 3px 10px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .section { padding: 60px 0; }
  .section-title { font-size: var(--text-xl); }
  .section-sub { font-size: var(--text-base); }
  .page-header { padding: 100px 0 40px; }
  .page-header h1 { font-size: var(--text-xl); }
  .number-item .num { font-size: var(--text-2xl); }
  .card { padding: var(--space-5); }
  .pillar-card { padding: 28px 20px; }
  .service-card { padding: 28px 20px; }
  .video-grid { gap: 16px; }
  .video-thumb .play-btn { width: 48px; height: 48px; }
  .footer-grid { gap: 24px; }
  .footer-bottom { flex-direction: column; gap: var(--space-3); text-align: center; }
  .value-card { padding: 24px 16px; }
  .value-card-header h3 { font-size: 1rem; }
  .value-item, .strength-item { padding: 2px; }
  .item-toggle { padding: 6px 6px; gap: var(--space-3); }
  .value-icon { width: 36px; height: 36px; font-size: 1.1rem; }
  .strength-icon { width: 36px; height: 36px; font-size: 1.15rem; }
  .item-answer { margin: 0 36px 0 0; }
  .item-answer p { font-size: 0.78rem; padding: 2px 6px 8px; }
  .value-text h4 { font-size: 0.85rem; }
}

/* ============================================================
   SERVICE CARD HOVER (3D lift)
   ============================================================ */
.service-card {
  background: var(--white); border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg); padding: 36px 32px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.4s;
  will-change: transform;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 48px rgba(0,0,0,0.10);
  border-color: rgba(45,106,79,0.2);
}