/*
 * Azimi Invest - Ultra-Modern Premium Design
 * Clean, minimal, sophisticated aesthetic
 */

:root {
  /* Color System - Light & Airy */
  --color-white: #ffffff;
  --color-black: #0a0a0a;
  --color-gray-50: #fafafa;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #e5e5e5;
  --color-gray-300: #d4d4d4;
  --color-gray-400: #a3a3a3;
  --color-gray-500: #737373;
  --color-gray-600: #525252;
  --color-gray-700: #404040;
  --color-gray-800: #262626;
  --color-gray-900: #171717;
  
  /* Accent Colors */
  --color-primary: #2563eb;
  --color-primary-dark: #1e40af;
  --color-primary-light: #3b82f6;
  --color-accent: #8b5cf6;
  --color-success: #10b981;
  
  /* Category Colors */
  --color-tech: #3b82f6;
  --color-ai: #8b5cf6;
  --color-media: #ec4899;
  --color-energy: #10b981;
  --color-finance: #f59e0b;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Source Serif Pro', Georgia, serif;
  --font-mono: 'IBM Plex Mono', monospace;
  
  /* Spacing Scale - Golden Ratio Based */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  
  /* Golden Ratio - 1.618 */
  --ratio-golden: 1.618;
  
  /* Effects */
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --duration-fast: 150ms;
  --duration-base: 250ms;
  --duration-slow: 350ms;
  
  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-white);
  color: var(--color-gray-900);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  cursor: default;
}

body.custom-cursor * {
  cursor: none !important;
}

/* Custom Cursor - disabled */
.custom-cursor,
.custom-cursor-follower {
  display: none !important;
}

/* Scroll Progress Bar */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-success) 100%);
  z-index: 10001;
  transition: width 0.1s ease-out;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  border-bottom: 1px solid var(--color-gray-200);
  transition: all var(--duration-base) var(--ease-out), transform var(--duration-base) var(--ease-out);
}

header.hide {
  transform: translateY(-100%);
}

header.show {
  transform: translateY(0);
}

header .container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-4) var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

.logo-link {
  display: inline-block;
  text-decoration: none;
  transition: opacity var(--duration-base) var(--ease-out);
}

.logo-link:hover {
  opacity: 0.8;
}

.logo-img {
  height: 32px;
  width: auto;
  display: block;
}

header h1 {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-black);
  transition: color var(--duration-base) var(--ease-out);
  cursor: pointer;
}

header h1:hover {
  color: var(--color-primary);
}

nav {
  display: flex;
  gap: var(--space-8);
  align-items: center;
}

nav a {
  color: var(--color-gray-600);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  position: relative;
  transition: color var(--duration-base) var(--ease-out);
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--duration-base) var(--ease-out);
}

nav a:hover {
  color: var(--color-black);
}

nav a:hover::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-black);
  margin: 5px 0;
  transition: all var(--duration-base) var(--ease-out);
  border-radius: 2px;
}

/* Hero Section – full viewport width (overrides generic section max-width) */
.hero {
  position: relative;
  width: 100%;
  max-width: none;
  margin-left: 0;
  margin-right: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-50) 100%);
  padding: var(--space-32) var(--space-8);
  overflow: hidden;
}

/* Elegant abstract background – layered depth */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: 
    radial-gradient(ellipse 1200px 800px at 20% 30%, rgba(10, 10, 10, 0.02) 0%, transparent 50%),
    radial-gradient(ellipse 1000px 1000px at 80% 70%, rgba(37, 99, 235, 0.03) 0%, transparent 55%),
    radial-gradient(ellipse 800px 600px at 50% 90%, rgba(139, 92, 246, 0.02) 0%, transparent 50%);
  animation: backgroundShift 40s ease-in-out infinite alternate;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg width='1200' height='800' xmlns='http://www.w3.org/2000/svg'%3E%3Cdefs%3E%3ClinearGradient id='g1' x1='0%25' y1='0%25' x2='100%25' y2='100%25'%3E%3Cstop offset='0%25' style='stop-color:rgba(0,0,0,0.008)'/%3E%3Cstop offset='100%25' style='stop-color:rgba(0,0,0,0)'/%3E%3C/linearGradient%3E%3ClinearGradient id='g2' x1='100%25' y1='0%25' x2='0%25' y2='100%25'%3E%3Cstop offset='0%25' style='stop-color:rgba(37,99,235,0.015)'/%3E%3Cstop offset='100%25' style='stop-color:rgba(37,99,235,0)'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cpath d='M0,400 Q300,200 600,380 T1200,350' fill='none' stroke='url(%23g1)' stroke-width='1.5' opacity='0.3'/%3E%3Cpath d='M0,500 Q350,300 700,480 T1200,450' fill='none' stroke='url(%23g2)' stroke-width='1' opacity='0.25'/%3E%3Cpath d='M0,300 Q250,150 500,280 T1000,250 T1200,220' fill='none' stroke='rgba(0,0,0,0.008)' stroke-width='1.2' opacity='0.4'/%3E%3Cellipse cx='200' cy='150' rx='300' ry='200' fill='url(%23g1)' opacity='0.15'/%3E%3Cellipse cx='900' cy='600' rx='350' ry='250' fill='url(%23g2)' opacity='0.12'/%3E%3C/svg%3E");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  animation: backgroundFloat 60s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes backgroundShift {
  0% {
    transform: translate(0, 0) scale(1);
  }
  100% {
    transform: translate(-2%, 1%) scale(1.02);
  }
}

@keyframes backgroundFloat {
  0% {
    transform: translate(0, 0) rotate(0deg);
    opacity: 0.5;
  }
  100% {
    transform: translate(1%, -0.5%) rotate(0.3deg);
    opacity: 0.4;
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1000px;
  text-align: center;
}

/* Hero entrance animation */
.hero-anim {
  opacity: 0;
  transform: translateY(24px);
  animation: heroFadeIn 0.8s var(--ease-out) forwards;
}
.hero-anim-1 { animation-delay: 0.08s; }
.hero-anim-2 { animation-delay: 0.18s; }
.hero-anim-3 { animation-delay: 0.28s; }

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

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray-500);
  margin-bottom: var(--space-6);
  display: block;
}

.hero h2 {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-black);
  margin-bottom: var(--space-6);
}

/* Subtle animated gradient background for main title */
.hero-title {
  position: relative;
  display: inline-block;
  isolation: isolate;
  padding: 0.15em 0.35em;
}

.hero-title-text {
  position: relative;
  z-index: 3;
  color: var(--color-black);
}

/* Soft animated gradient mesh - organic shape */
.hero-title::before {
  content: '';
  position: absolute;
  z-index: 0;
  left: 50%;
  top: 50%;
  width: 300%;
  height: 260%;
  transform: translate(-50%, -50%);
  background: 
    radial-gradient(ellipse 75% 65% at 30% 40%, 
      rgba(37, 99, 235, 0.28) 0%,
      rgba(37, 99, 235, 0.08) 50%,
      transparent 70%
    ),
    radial-gradient(ellipse 70% 70% at 70% 60%, 
      rgba(139, 92, 246, 0.25) 0%,
      rgba(139, 92, 246, 0.06) 50%,
      transparent 70%
    ),
    radial-gradient(ellipse 60% 55% at 50% 50%, 
      rgba(16, 185, 129, 0.2) 0%,
      transparent 60%
    ),
    radial-gradient(ellipse 65% 55% at 65% 35%, 
      rgba(245, 158, 11, 0.18) 0%,
      transparent 65%
    );
  animation: heroGradientFlow 4s ease-in-out infinite;
  filter: blur(44px);
  opacity: 0.82;
  pointer-events: none;
}

/* Gentle shimmer overlay - organic */
.hero-title::after {
  content: '';
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 50%;
  width: 260%;
  height: 220%;
  transform: translate(-50%, -50%);
  background: 
    radial-gradient(ellipse 80% 65% at 50% 50%,
      rgba(255, 255, 255, 0.36) 0%,
      rgba(255, 255, 255, 0.1) 50%,
      transparent 75%
    );
  animation: heroShimmer 2s ease-in-out infinite;
  filter: blur(40px);
  opacity: 0.58;
  pointer-events: none;
}

@keyframes heroGradientFlow {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1) rotate(0deg);
  }
  25% {
    transform: translate(-42%, -58%) scale(1.14) rotate(6deg);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.22) rotate(0deg);
  }
  75% {
    transform: translate(-58%, -42%) scale(1.14) rotate(-6deg);
  }
}

@keyframes heroShimmer {
  0%, 100% {
    transform: translate(-50%, -50%) scale(0.86);
    opacity: 0.48;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.18);
    opacity: 0.72;
  }
}

.hero h2::selection {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.hero-lead,
.hero p {
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  line-height: 1.7;
  color: var(--color-gray-600);
  max-width: 700px;
  margin: 0 auto var(--space-10);
  font-weight: 400;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: linear-gradient(135deg, var(--color-black) 0%, var(--color-gray-900) 100%);
  color: var(--color-white);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 100px;
  border: 2px solid var(--color-black);
  transition: all var(--duration-base) var(--ease-out);
  cursor: pointer;
  letter-spacing: -0.01em;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width var(--duration-slow) var(--ease-out), height var(--duration-slow) var(--ease-out);
}

.btn:hover::before {
  width: 350px;
  height: 350px;
}

.btn:hover {
  border-color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px -5px rgba(37, 99, 235, 0.3), var(--shadow-lg);
}

.btn span {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.btn:active {
  transform: translateY(-1px);
}

.btn:hover span {
  animation: btnTextShift 0.3s ease-out forwards;
}

@keyframes btnTextShift {
  0%, 100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(4px);
  }
}

/* Main Content */
main {
  position: relative;
}

section {
  padding: var(--space-24) var(--space-8);
  max-width: 1200px;
  margin: 0 auto;
}

section[id] {
  scroll-margin-top: 100px;
}

/* Section labels – small caps above headings */
.section-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gray-400);
  margin-bottom: var(--space-4);
}

section h2 {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-black);
  margin-bottom: var(--space-6);
  position: relative;
  display: inline-block;
}

section h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: 2px;
}

section p {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-gray-600);
  margin-bottom: var(--space-6);
  max-width: 720px;
}

@supports (font-variation-settings: normal) {
  section p {
    font-variation-settings: 'wght' 400;
  }
  
  section h2 {
    font-variation-settings: 'wght' 600;
  }
}

section ul {
  list-style: none;
  margin: var(--space-10) 0;
  padding: 0;
  counter-reset: approach;
}

section ul li {
  position: relative;
  padding-left: 3.5rem;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-gray-600);
  counter-increment: approach;
  transition: color var(--duration-base) var(--ease-out);
}

section ul li:first-child {
  padding-top: 0;
}

section ul li::before {
  content: counter(approach);
  position: absolute;
  left: 0;
  top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
  transition: color var(--duration-base) var(--ease-out);
}

section ul li:first-child::before {
  top: 0;
}

section ul li:hover::before {
  color: var(--color-primary-dark);
}

section ul li strong {
  display: block;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: var(--space-1);
  letter-spacing: -0.02em;
}

/* Investment Cards */
.investments-preview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-12);
}

.investment-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 20px;
  padding: var(--space-8);
  transition: all var(--duration-slow) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.investment-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-accent) 100%);
  transition: height var(--duration-base) var(--ease-out);
}

.investment-card:hover::before {
  height: 100%;
}

.investment-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl);
  border-color: var(--color-gray-300);
}

.investment-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-black);
  margin-bottom: var(--space-4);
  transition: color var(--duration-base) var(--ease-out);
}

.investment-card:hover h3 {
  color: var(--color-primary);
}

.investment-card p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-gray-600);
  margin: 0;
}

/* Section dividers – subtle line between content sections */
section#approach,
section#investments,
section#contact {
  border-top: 1px solid var(--color-gray-200);
}

/* Alternative Section Backgrounds */
section#about,
section#contact {
  background: 
    radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.03) 0%, transparent 50%),
    var(--color-gray-50);
  position: relative;
}

section#about::before,
section#contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0, 0, 0, 0.01) 2px,
      rgba(0, 0, 0, 0.01) 4px
    );
  pointer-events: none;
  opacity: 0.5;
}

/* Footer */
footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: var(--space-16) var(--space-8);
  text-align: center;
  margin-top: var(--space-32);
}

footer p {
  color: var(--color-gray-400);
  font-size: 0.875rem;
  margin: var(--space-2) 0;
}

footer p:last-child {
  font-style: italic;
  color: var(--color-gray-500);
  margin-top: var(--space-4);
}

footer a {
  color: var(--color-white);
  text-decoration: underline;
  transition: color var(--duration-base) var(--ease-out);
}

footer a:hover {
  color: var(--color-primary);
}

.footer-logo-link {
  display: inline-block;
  margin-bottom: var(--space-8);
  text-decoration: none;
}

.footer-logo-img {
  height: 4rem;
  width: auto;
  opacity: 0.9;
  transition: opacity var(--duration-base) var(--ease-out);
}

.footer-logo-link:hover .footer-logo-img {
  opacity: 1;
}

/* Utilities */
.text-center {
  text-align: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .investments-preview {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
  }
}

@media (max-width: 768px) {
  header .container {
    padding: var(--space-4) var(--space-6);
  }

  .mobile-menu-toggle {
    display: block;
    z-index: 1001;
  }

  nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: var(--space-24) var(--space-8);
    gap: var(--space-6);
    box-shadow: var(--shadow-2xl);
    transition: right var(--duration-slow) var(--ease-out);
    z-index: 999;
  }

  nav.active {
    right: 0;
  }

  nav a {
    font-size: 1.125rem;
    width: 100%;
    padding: var(--space-3) 0;
  }

  nav a::after {
    bottom: 0;
  }

  .hero {
    min-height: 90vh;
    padding: var(--space-24) var(--space-6);
  }

  .hero-stats {
    gap: var(--space-6);
  }

  .stat-item {
    min-width: 120px;
    padding: var(--space-4) var(--space-6);
  }

  .stat-number {
    font-size: 2rem;
  }

  .custom-cursor,
  .custom-cursor-follower {
    display: none !important;
  }

  section {
    padding: var(--space-16) var(--space-6);
  }

  section ul li {
    padding-left: 2.75rem;
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
  }

  section ul li::before {
    top: var(--space-3);
  }

  section ul li:first-child::before {
    top: 0;
  }

  .investments-preview {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .bento-grid {
    grid-template-columns: 1fr;
  }

  .bento-item-large,
  .bento-item-medium,
  .bento-item-small {
    grid-column: span 1;
  }
}

@media (max-width: 480px) {
  header .container {
    padding: var(--space-3) var(--space-4);
  }

  .logo-img {
    height: 28px;
  }

  .hero {
    padding: var(--space-20) var(--space-4);
  }

  section {
    padding: var(--space-12) var(--space-4);
  }

  .btn {
    padding: var(--space-3) var(--space-6);
    font-size: 0.875rem;
  }

  .investment-card {
    padding: var(--space-6);
    border-radius: 16px;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.6s var(--ease-out) forwards;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero-anim {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .hero::before,
  .hero::after {
    animation: none !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* Selection */
::selection {
  background-color: var(--color-primary);
  color: var(--color-white);
}

::-moz-selection {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* Investment Card Links */
.card-title-link {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-base) var(--ease-out);
  position: relative;
  z-index: 2;
}

.card-title-link:hover {
  color: var(--color-primary);
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
  transition: all var(--duration-base) var(--ease-out);
  letter-spacing: -0.01em;
  position: relative;
  z-index: 2;
}

.read-more::after {
  content: '→';
  transition: transform var(--duration-base) var(--ease-out);
}

.read-more:hover {
  gap: var(--space-3);
  color: var(--color-primary-dark);
}

.read-more:hover::after {
  transform: translateX(4px);
}

.read-more-disabled {
  color: var(--color-gray-400);
  cursor: not-allowed;
  pointer-events: none;
}

.read-more-disabled::after {
  content: '→';
}

/* Exited Companies Section */
.exited-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.toggle-exited {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-6);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: 100px;
  color: var(--color-gray-700);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  font-family: var(--font-sans);
}

.toggle-exited:hover {
  background-color: var(--color-gray-50);
  border-color: var(--color-gray-400);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.toggle-exited:active {
  transform: translateY(0);
}

.toggle-icon {
  transition: transform var(--duration-base) var(--ease-out);
}

.toggle-exited[aria-expanded="true"] .toggle-icon {
  transform: rotate(180deg);
}

.exited-companies-list {
  overflow: hidden;
  transition: all var(--duration-slow) var(--ease-out);
}

.exited-card {
  position: relative;
  opacity: 0.9;
}

.exited-card:hover {
  opacity: 1;
}

.exited-badge {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-gray-100);
  border: 1px solid var(--color-gray-300);
  border-radius: 100px;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray-600);
}

/* Investment Detail Pages */
.investment-detail-hero {
  min-height: 50vh;
  display: flex;
  align-items: flex-end;
  padding: var(--space-16) var(--space-8) var(--space-12);
  background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-50) 100%);
  border-bottom: 1px solid var(--color-gray-200);
}

.investment-detail-hero--spacex {
  position: relative;
  background-color: var(--color-gray-900);
  background-image: url("images/spacex/hero-bg.png");
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  border-bottom: none;
}

/* Hero backgrounds for portfolio pages – add hero-bg.png to each company's images folder */
.investment-detail-hero--emarine {
  position: relative;
  background-color: var(--color-gray-50);
  background-image: url("images/emarine/hero-bg.png");
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  border-bottom: none;
}

.investment-detail-hero--anthropic {
  position: relative;
  background-color: var(--color-gray-50);
  background-image: url("images/anthropic/hero-bg.png");
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  border-bottom: none;
}

.investment-detail-hero--codemill {
  position: relative;
  background-color: var(--color-gray-50);
  background-image: url("images/codemill/hero-bg.png");
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  border-bottom: none;
}

.investment-detail-hero--mentimeter {
  position: relative;
  background-color: var(--color-gray-50);
  background-image: url("images/mentimeter/hero-bg.png");
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  border-bottom: none;
}

.investment-detail-hero--backlight {
  position: relative;
  background-color: var(--color-gray-50);
  background-image: url("images/backlight/hero-bg.png");
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  border-bottom: none;
}

.investment-detail-hero--sunstreet {
  position: relative;
  background-color: var(--color-gray-50);
  background-image: url("images/sunstreet/hero-bg.png");
  background-size: cover;
  background-position: center bottom;
  background-repeat: no-repeat;
  border-bottom: none;
}

/* Light text and logo treatment for hero pages with background images */
.investment-detail-hero--spacex .investment-detail-header,
.investment-detail-hero--emarine .investment-detail-header,
.investment-detail-hero--anthropic .investment-detail-header,
.investment-detail-hero--codemill .investment-detail-header,
.investment-detail-hero--mentimeter .investment-detail-header,
.investment-detail-hero--backlight .investment-detail-header,
.investment-detail-hero--sunstreet .investment-detail-header {
  position: relative;
  z-index: 1;
}

.investment-detail-hero--spacex .investment-detail-logo,
.investment-detail-hero--emarine .investment-detail-logo,
.investment-detail-hero--anthropic .investment-detail-logo,
.investment-detail-hero--codemill .investment-detail-logo,
.investment-detail-hero--mentimeter .investment-detail-logo,
.investment-detail-hero--backlight .investment-detail-logo,
.investment-detail-hero--sunstreet .investment-detail-logo {
  background-color: rgba(255, 255, 255, 0.96);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

/* Mentimeter logo is wide (horizontal icon + text) – needs larger container */
.investment-detail-hero--mentimeter .investment-detail-logo {
  max-width: 260px;
  height: 72px;
  padding: var(--space-2) var(--space-5);
}

.investment-detail-hero--spacex .investment-detail-tagline,
.investment-detail-hero--emarine .investment-detail-tagline,
.investment-detail-hero--anthropic .investment-detail-tagline,
.investment-detail-hero--codemill .investment-detail-tagline,
.investment-detail-hero--mentimeter .investment-detail-tagline,
.investment-detail-hero--backlight .investment-detail-tagline,
.investment-detail-hero--sunstreet .investment-detail-tagline {
  color: rgba(255, 255, 255, 0.95);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-gray-600);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--duration-base) var(--ease-out);
}

.back-link:hover {
  color: var(--color-primary);
  gap: var(--space-3);
}

.back-link svg {
  transition: transform var(--duration-base) var(--ease-out);
}

.back-link:hover svg {
  transform: translateX(-4px);
}

.investment-detail-header {
  max-width: 1200px;
  margin: 0 auto;
  text-align: left;
  width: 100%;
}

.investment-detail-logo {
  margin: 0 0 var(--space-4);
  width: 100%;
  max-width: 180px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-white);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  padding: var(--space-3) var(--space-4);
  box-sizing: border-box;
}

.investment-detail-logo img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

.logo-placeholder {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-gray-400);
  font-family: var(--font-serif);
}

.investment-detail-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-black);
  margin-bottom: var(--space-4);
}

.investment-detail-tagline {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  max-width: 320px;
  margin: 0;
  line-height: 1.5;
}

.investment-detail-content {
  padding: var(--space-20) var(--space-8);
  max-width: 1200px;
  margin: 0 auto;
}

.investment-detail-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-16);
}

.investment-detail-main {
  min-width: 0;
}

.content-block {
  margin-bottom: var(--space-16);
}

.content-block:last-child {
  margin-bottom: 0;
}

.content-block h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--color-black);
  margin-bottom: var(--space-6);
}

.content-block p {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-gray-600);
  margin-bottom: var(--space-6);
}

.content-block p:last-child {
  margin-bottom: 0;
}

/* Image Gallery */
.investment-detail-images {
  margin-top: var(--space-20);
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.image-item {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--duration-base) var(--ease-out);
  background-color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.image-item img {
  width: 100%;
  height: auto;
  display: block;
}

.image-item--cover {
  display: block;
  aspect-ratio: 16 / 10;
  background-color: var(--color-gray-900);
}

.image-item--cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-placeholder {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-placeholder p {
  color: var(--color-gray-500);
  font-size: 0.875rem;
  font-weight: 500;
  margin: 0;
}

/* Sidebar */
.investment-detail-sidebar {
  position: sticky;
  top: calc(80px + var(--space-8));
  align-self: start;
}

.sidebar-card {
  background-color: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: 20px;
  padding: var(--space-8);
}

.sidebar-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-black);
  margin-bottom: var(--space-6);
}

.fact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.fact-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-gray-200);
}

.fact-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.fact-item dt {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-500);
}

.fact-item dd {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-gray-900);
  margin: 0;
}

.fact-item dd a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--duration-base) var(--ease-out);
}

.fact-item dd a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* Responsive Design for Detail Pages */
@media (max-width: 1024px) {
  .investment-detail-grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .investment-detail-sidebar {
    position: relative;
    top: 0;
  }
}

@media (max-width: 768px) {
  .investment-detail-hero {
    min-height: 45vh;
    padding: var(--space-12) var(--space-6) var(--space-10);
  }

  .investment-detail-content {
    padding: var(--space-16) var(--space-6);
  }

  .investment-detail-logo {
    max-width: 160px;
    height: 48px;
  }

  .investment-detail-hero--mentimeter .investment-detail-logo {
    max-width: 220px;
    height: 60px;
  }

  .exited-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .toggle-exited {
    width: 100%;
    justify-content: center;
  }

  .image-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .investment-detail-hero {
    min-height: 40vh;
    padding: var(--space-10) var(--space-4) var(--space-8);
  }

  .investment-detail-content {
    padding: var(--space-12) var(--space-4);
  }

  .investment-detail-logo {
    max-width: 140px;
    height: 44px;
  }

  .investment-detail-hero--mentimeter .investment-detail-logo {
    max-width: 180px;
    height: 52px;
  }

  .content-block {
    margin-bottom: var(--space-12);
  }
}

/* Hero Statistics */
.hero-stats {
  display: flex;
  gap: var(--space-12);
  justify-content: center;
  align-items: center;
  margin-top: var(--space-12);
  flex-wrap: wrap;
  position: relative;
  z-index: 3;
}

.stat-item {
  text-align: center;
  padding: var(--space-6) var(--space-8);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
  border-radius: 16px;
  border: 1px solid var(--color-gray-200);
  transition: all var(--duration-base) var(--ease-out);
  min-width: 140px;
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  background: rgba(255, 255, 255, 0.8);
}

.stat-number {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
  display: block;
}

.stat-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Bento Grid Layout for Featured Section */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.bento-item {
  background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
  border: 1px solid var(--color-gray-200);
  border-radius: 24px;
  padding: var(--space-8);
  transition: all var(--duration-slow) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.bento-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl);
  border-color: var(--color-primary);
}

.bento-item-large {
  grid-column: span 8;
}

.bento-item-medium {
  grid-column: span 6;
}

.bento-item-small {
  grid-column: span 4;
}

/* Loading States */
.skeleton {
  background: linear-gradient(90deg, var(--color-gray-100) 25%, var(--color-gray-200) 50%, var(--color-gray-100) 75%);
  background-size: 200% 100%;
  animation: skeletonLoading 1.5s ease-in-out infinite;
  border-radius: 8px;
}

@keyframes skeletonLoading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.skeleton-text {
  height: 1rem;
  margin-bottom: var(--space-2);
}

.skeleton-heading {
  height: 2rem;
  width: 60%;
  margin-bottom: var(--space-4);
}

/* Breadcrumb Navigation - same vertical level on portfolio and detail pages */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 0.875rem;
  color: var(--color-gray-500);
  margin-bottom: var(--space-8);
  padding: var(--space-6) var(--space-8);
  padding-top: calc(80px + var(--space-6));
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.breadcrumb a {
  color: var(--color-gray-600);
  text-decoration: none;
  transition: color var(--duration-base) var(--ease-out);
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb-separator {
  color: var(--color-gray-400);
}

.breadcrumb-current {
  color: var(--color-gray-900);
  font-weight: 500;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gray-400);
  border-radius: 5px;
  transition: background var(--duration-base) var(--ease-out);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}