/* ==========================================================================
   Capitax PRO — Landing Page Styles
   Mobile-first, modern CSS with custom properties
   ========================================================================== */

/* --- Design Tokens --- */
:root {
  --color-primary: #1a1d23;
  --color-primary-light: #3a3f47;
  --color-primary-dark: #111316;
  --color-text: #3a3f47;
  --color-text-light: #6b7280;
  --color-heading: #1a1d23;
  --color-white: #ffffff;
  --color-bg: #f8f9fc;
  --color-border: #e5e7eb;
  --color-surface: #ffffff;

  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.75rem;
  --font-size-4xl: 3.5rem;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --spacing-3xl: 7rem;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 50%;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 12px 40px rgba(0, 0, 0, 0.12);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-white);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

ul {
  list-style: none;
}

h1, h2, h3, h4 {
  color: var(--color-heading);
  font-weight: 700;
  line-height: 1.2;
}

strong {
  font-weight: 600;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(26, 29, 35, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.15);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo img {
  width: 110px;
  transition: opacity var(--transition);
}

.logo:hover img {
  opacity: 0.85;
}

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

.nav-links a {
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--spacing-xs) 0;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.7);
  transition: width var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-links a:hover {
  color: rgba(255, 255, 255, 0.85);
}

.nav-links .fab {
  font-size: 1.1rem;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  z-index: 1001;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: url('../images/banner/bg-2.jpg') center/cover no-repeat;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #8c469a 0%, #465c8d 45%, #6bbb14 120%);
  background-size: 200% 200%;
  opacity: 0.87;
  animation: gradientShift 12s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.hero-content {
  position: relative;
  text-align: center;
  padding: calc(var(--header-height) + var(--spacing-xl)) var(--spacing-md) var(--spacing-2xl);
}

.hero-content h1 {
  color: var(--color-white);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

.hero-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-lg);
  max-width: 640px;
  margin: 0 auto var(--spacing-lg);
  line-height: 1.7;
  text-align: center;
}

.hero-content p strong {
  color: var(--color-white);
  font-weight: 700;
}

/* --- Hero Badge --- */
.hero-badge {
  position: absolute;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  z-index: 1;
}

.hero-badge i {
  margin-right: 4px;
  font-size: 0.7rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 14px 32px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--color-white);
  color: var(--color-heading);
  border-color: var(--color-white);
}

.btn-primary:hover {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-heading);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Floating Geometric Patterns --- */
.products,
.trainings,
.events {
  position: relative;
  overflow: hidden;
}

.products > .container,
.trainings > .container,
.events > .container {
  position: relative;
  z-index: 1;
}

.geo-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.geo-shapes span {
  position: absolute;
  border: 3px solid rgba(26, 29, 35, 0.06);
  border-radius: 18px;
  animation-name: geoFloat;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
}

.geo-shapes span:nth-child(odd) {
  animation-name: geoFloat;
}

.geo-shapes span:nth-child(even) {
  animation-name: geoFloatAlt;
}

.geo-shapes span:nth-child(3n) {
  border-radius: 24px;
}

.geo-shapes span:nth-child(3n+1) {
  border-radius: 14px;
}

@keyframes geoFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  20%      { transform: translate(25px, 18px) rotate(12deg); }
  40%      { transform: translate(-15px, 35px) rotate(-8deg); }
  60%      { transform: translate(-28px, -10px) rotate(16deg); }
  80%      { transform: translate(12px, -22px) rotate(-5deg); }
}

@keyframes geoFloatAlt {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  20%      { transform: translate(-20px, -25px) rotate(-14deg); }
  40%      { transform: translate(30px, -8px) rotate(10deg); }
  60%      { transform: translate(10px, 30px) rotate(-18deg); }
  80%      { transform: translate(-22px, 15px) rotate(7deg); }
}

/* --- Products Section --- */
.products {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg);
}

.section-header {
  text-align: center;
  margin: 0 auto var(--spacing-2xl);
}

.section-header h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.02em;
}

.section-header p {
  color: var(--color-text-light);
  font-size: var(--font-size-lg);
}

.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.product-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: var(--color-surface);
  padding: var(--spacing-xl) var(--spacing-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  color: var(--color-text);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  color: var(--color-text);
}

.product-card h3 {
  background: linear-gradient(135deg, #8c469a 0%, #465c8d 45%, #6bbb14 120%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 12s ease infinite;
}

.product-logo {
  width: 100%;
  max-width: 240px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm);
}

.product-logo img {
  width: 100%;
  transition: transform var(--transition);
}

.product-card:hover .product-logo img {
  transform: scale(1.08);
}

.product-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.product-card p {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

.badge-legacy {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 8px;
  border-radius: 20px;
  background: rgba(107, 114, 128, 0.1);
  color: var(--color-text-light);
  vertical-align: middle;
  margin-left: 6px;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-heading);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-top: auto;
  transition: gap var(--transition);
}

.product-card:hover .product-link {
  gap: 10px;
}

/* --- Trainings Section --- */
.trainings {
  padding: var(--spacing-3xl) 0;
  background: var(--color-white);
}

/* --- Values Section --- */
.values {
  position: relative;
  padding: var(--spacing-3xl) 0;
  overflow: hidden;
}

.values-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #8c469a 0%, #465c8d 45%, #6bbb14 120%);
  background-size: 200% 200%;
  opacity: 0.87;
  animation: gradientShift 12s ease infinite;
}

.values-content {
  position: relative;
  z-index: 1;
}

.values .section-header h2 {
  color: var(--color-white);
}

.values .section-header p {
  color: rgba(255, 255, 255, 0.75);
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.value-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: background var(--transition), transform var(--transition);
}

.value-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}

.value-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.15);
  margin-bottom: var(--spacing-md);
  font-size: 1.25rem;
  color: var(--color-white);
}

.value-card h3 {
  color: var(--color-white);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.value-card p {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* --- Events Section --- */
.events {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg);
}

/* --- People Section --- */
.people {
  padding: var(--spacing-3xl) 0;
  background: var(--color-white);
}

.people-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.people-partners h4 {
  text-align: center;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
}

.partner-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  max-width: 600px;
  margin: 0 auto;
}

.partner-card {
  text-align: center;
  padding: var(--spacing-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.partner-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.partner-avatar {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: var(--color-bg);
  color: var(--color-text-light);
  font-size: 1.5rem;
  margin: 0 auto var(--spacing-md);
}

.partner-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: 4px;
}

.partner-card p {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
}

.partner-linkedin {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-heading);
  transition: opacity var(--transition);
}

.partner-linkedin:hover {
  opacity: 0.7;
}

.people-info-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin: 0 auto;
}

.people-info-card {
  padding: var(--spacing-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  transition: transform var(--transition);
}

.people-info-card:hover {
  transform: translateY(-4px);
}

.people-info-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-heading);
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
}

.people-info-card h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.people-info-card p {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.people-info-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-heading);
  transition: gap var(--transition);
}

.people-info-link:hover {
  gap: 10px;
}

/* --- Grid Modifiers --- */
.products-grid--1 {
  display: flex;
  justify-content: center;
}

.products-grid--1 .product-card {
  width: 100%;
  max-width: 600px;
}

.products-grid--1 .product-logo {
  max-width: 320px;
}

.products-grid--2 {
  max-width: 800px;
  margin: 0 auto;
}

.products-grid--3 {
  max-width: 1000px;
  margin: 0 auto;
}

/* --- Footer Links second heading --- */
.footer-links h4 + ul {
  margin-bottom: var(--spacing-md);
}

/* --- Footer --- */
.site-footer {
  background: var(--color-heading);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.footer-logo {
  width: 100px;
  margin-bottom: var(--spacing-sm);
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-about p {
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.footer-socials {
  display: flex;
  gap: var(--spacing-sm);
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.8);
  font-size: 1rem;
  transition: background var(--transition), color var(--transition);
}

.footer-socials a:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.footer-links h4,
.footer-contact h4,
.footer-legal h4 {
  color: var(--color-white);
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-links ul,
.footer-contact ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-links a,
.footer-contact a {
  color: rgba(255, 255, 255, 0.65);
  font-size: var(--font-size-sm);
  transition: color var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--color-white);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
}

.footer-contact li i {
  color: rgba(255, 255, 255, 0.5);
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}

.contact-phone div {
  display: flex;
  flex-direction: column;
}

.contact-label {
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.35);
  line-height: 1;
  margin-bottom: 2px;
}

.footer-legal p {
  font-size: var(--font-size-sm);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
}

.privacy-link {
  display: inline-block;
  color: rgba(255, 255, 255, 0.65);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.privacy-link:hover {
  color: var(--color-white);
  border-bottom-color: rgba(255, 255, 255, 0.5);
}

.footer-bottom {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.4);
}

/* --- Scroll Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Responsive — Tablet (768px+)
   ========================================================================== */
@media (min-width: 768px) {
  .hero-content h1 {
    font-size: var(--font-size-4xl);
  }

  .hero-content p {
    font-size: var(--font-size-xl);
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }

  .products-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .section-header h2 {
    font-size: var(--font-size-3xl);
  }

  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .partner-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .people-info-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================================
   Responsive — Desktop (1024px+)
   ========================================================================== */
@media (min-width: 1024px) {
  .products-grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .products-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  }
}

/* ==========================================================================
   Responsive — Mobile Navigation (below 768px)
   ========================================================================== */
@media (max-width: 767px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    height: 100dvh;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: calc(var(--header-height) + var(--spacing-lg)) var(--spacing-lg) var(--spacing-lg);
    background: rgba(26, 29, 35, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-base);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .nav-links a::after {
    display: none;
  }

  .hero-content h1 {
    font-size: var(--font-size-2xl);
  }

  .hero-buttons .btn {
    padding: 10px 20px;
    font-size: 0.75rem;
  }

  .products {
    padding: var(--spacing-2xl) 0;
  }

  .site-footer {
    padding: var(--spacing-2xl) 0 var(--spacing-md);
  }
}