/* ===================================
   MODERN PORTFOLIO - Glassmorphism
   KUISSU TAGNE Aude Nicole
   Color: Green & White
   =================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;1,100;1,200;1,300;1,400;1,500;1,600&display=swap');

/* ========== CSS Variables ========== */
:root {
  --font-primary: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --color-bg: #ffffff;
  --color-bg-secondary: #f2f6ff;
  --color-bg-tertiary: #e8edf5;
  --color-text: #1f232a;
  --color-text-secondary: rgba(31, 35, 42, 0.7);
  --color-text-muted: rgba(31, 35, 42, 0.5);
  --color-primary: #1565a0;
  --color-primary-light: #2d60db;
  --color-primary-dark: #0d4a75;
  --color-secondary: #5ba256;
  --color-accent: #5ba256;
  --color-blue: #1565a0;
  --color-amber: #f59e0b;
  --gradient-primary: linear-gradient(135deg, #1565a0 0%, #2d60db 100%);
  --gradient-secondary: linear-gradient(135deg, #5ba256 0%, #1565a0 100%);
  --gradient-bg: linear-gradient(135deg, #ffffff 0%, #f2f6ff 50%, #ffffff 100%);
  --glass-bg: rgba(0, 0, 0, 0.03);
  --glass-bg-hover: rgba(0, 0, 0, 0.06);
  --glass-border: rgba(0, 0, 0, 0.08);
  --glass-border-hover: rgba(21, 101, 160, 0.3);
  --glass-blur: blur(20px);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
}

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

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

body {
  font-family: var(--font-primary);
  background: var(--gradient-bg);
  background-attachment: fixed;
  color: var(--color-text);
  font-weight: 300;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 20%, rgba(21, 101, 160, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(91, 162, 86, 0.04) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* ========== HEADER ========== */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 2rem;
  height: 60px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

#header .logo {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
}

#header .logo strong {
  color: var(--color-primary);
  font-family: 'Outfit', 'Helvetica Neue', sans-serif;
  font-weight: 200;
  font-size: 1.3rem;
  letter-spacing: 0.02em;
}

#header .logo span {
  color: var(--color-text-muted);
  font-weight: 400;
  font-size: 0.8rem;
}

/* ========== NAV DESKTOP ========== */
.nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  position: relative;
}

.nav-link i {
  font-size: 0.8rem;
  transition: var(--transition-base);
}

.nav-link:hover {
  color: var(--color-text);
  background: var(--glass-bg-hover);
}

.nav-link:hover i {
  color: var(--color-primary);
  transform: scale(1.15);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
  transition: var(--transition-base);
  transform: translateX(-50%);
}

.nav-link:hover::after {
  width: 60%;
}

.nav-cta {
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
  color: #ffffff;
  margin-left: 0.5rem;
}

.nav-cta:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #ffffff;
}

.nav-cta::after {
  display: none;
}

/* ========== NAV MOBILE ========== */
.nav-mobile {
  display: none;
}

.nav-mobile a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-text);
  font-size: 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  transition: var(--transition-base);
}

.nav-mobile a:hover {
  background: var(--glass-bg-hover);
  border-color: var(--color-primary);
}

/* ========== MOBILE MENU ========== */
#menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 85vw);
  height: 100vh;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-left: 1px solid var(--glass-border);
  padding: 1.5rem;
  z-index: 1001;
  transition: var(--transition-base);
  overflow-y: auto;
  visibility: hidden;
}

body.is-menu-visible #menu {
  right: 0;
  visibility: visible;
}

#menu .inner {
  padding-top: 3rem;
}

#menu .links {
  list-style: none;
  margin-bottom: 1.5rem;
}

#menu .links li {
  margin-bottom: 0.25rem;
}

#menu .links a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 400;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

#menu .links a i {
  width: 20px;
  text-align: center;
  color: var(--color-primary);
  font-size: 0.9rem;
}

#menu .links a:hover {
  background: var(--glass-bg-hover);
  transform: translateX(5px);
}

#menu .actions.stacked {
  list-style: none;
  margin-top: 1.5rem;
}

#menu .actions.stacked li {
  margin-bottom: 0.5rem;
}

#menu .actions.stacked a {
  display: block;
  text-align: center;
}

/* Menu Close Button */
#menu a.close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 50%;
  color: #ef4444;
  font-size: 1.2rem;
  text-decoration: none;
  transition: var(--transition-base);
  z-index: 10;
}

#menu a.close:hover {
  background: #ef4444;
  color: #ffffff;
  transform: rotate(90deg);
}

#menu a.close::before {
  content: '×';
  font-size: 1.6rem;
  font-weight: 200;
  line-height: 1;
}

/* ========== HERO ========== */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 1.5rem 4rem;
  position: relative;
}

#hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: 
    radial-gradient(circle, rgba(21, 101, 160, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 100% 100%, rgba(255, 255, 255, 0.08) 0%, transparent 40%);
  animation: float 20s ease-in-out infinite;
  z-index: -1;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

#hero .inner {
  max-width: 700px;
  position: relative;
  z-index: 1;
}

#hero h1 {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 200;
  line-height: 1.15;
  margin-bottom: 1rem;
  color: var(--color-text);
  letter-spacing: -0.03em;
}

#hero p {
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

#hero .actions {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 0.75rem;
}

#hero .actions li {
  list-style: none;
  margin: 0;
}

/* ========== BUTTONS ========== */
.actions {
  list-style: none;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.actions li {
  list-style: none;
  margin: 0;
  padding: 0;
}

.actions li::before {
  display: none !important;
  content: none !important;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 1.25rem;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 400;
  text-decoration: none;
  border-radius: 9999px;
  border: none;
  cursor: pointer;
  transition: var(--transition-base);
  letter-spacing: 0.01em;
}

.button.primary {
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(21, 101, 160, 0.3);
}

.button.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(21, 101, 160, 0.4);
}

.button:not(.primary) {
  background: var(--glass-bg);
  color: var(--color-text);
  border: 1px solid var(--glass-border);
}

.button:not(.primary):hover {
  background: var(--glass-bg-hover);
  border-color: var(--color-primary);
}

/* ========== SECTION TITLES ========== */
#main > section > .inner > .major h2,
#main > section > .inner > header.major h2 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}

#main > section#formations > .inner > .major h2,
#main > section#formations > .inner > header.major h2 {
  color: #ffffff;
}

#formations .button.primary {
  background: #ffffff;
  color: var(--color-primary);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

#formations .button.primary:hover {
  background: #f0f0f0;
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
}

/* ========== EXPERTISE GRID ========== */
#expertise {
  padding: 3rem 1.5rem;
}

#expertise .inner {
  max-width: 1200px;
  margin: 0 auto 2rem;
}

#expertise .tiles-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

#expertise article {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-base);
  position: relative;
}

#expertise article:hover {
  border-color: var(--color-primary);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

#expertise article .image {
  display: block;
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}

#expertise article .image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-base);
}

#expertise article:hover .image img {
  transform: scale(1.05);
}

#expertise article .card-content {
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.98);
  border-top: 2px solid var(--color-primary);
}

#expertise article h3 {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}

#expertise article p {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* ========== SERVICES ========== */
#services {
  padding: 3rem 1.5rem;
}

#services .inner {
  max-width: 900px;
  margin: 0 auto;
}

#services p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  font-weight: 300;
}

.spotlights {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.spotlights section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
  align-items: center;
}

.spotlights section > .image {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.spotlights section > .image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-base);
}

.spotlights section:hover > .image img {
  transform: scale(1.03);
}

.spotlights section > .content {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: var(--transition-base);
}

.spotlights section:hover > .content {
  border-color: var(--color-primary);
}

.spotlights section h3 {
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.spotlights section p {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ========== FORMATIONS ========== */
#formations {
  padding: 3rem 1.5rem;
  background: #1565a0;
  border-top: none;
  border-bottom: none;
}

#formations .inner {
  max-width: 1200px;
  margin: 0 auto;
}

#formations .row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
  margin-bottom: 2rem;
  list-style: none;
  padding: 0;
}

#formations .row > div {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: 1rem;
  transition: var(--transition-base);
}

#formations .row > div:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.15);
}

#formations h3 {
  font-size: 0.85rem;
  font-weight: 500;
  color: #ffffff;
  margin-bottom: 0.25rem;
}

#formations p {
  font-size: 0.8rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
  line-height: 1.5;
}

#formations .actions {
  list-style: none;
  display: flex;
  justify-content: center;
  margin-top: 0;
}

#formations .actions li {
  list-style: none;
  margin: 0;
}

/* ========== ABOUT ========== */
#about {
  padding: 3rem 1.5rem;
}

#about > .inner {
  max-width: 800px;
  margin: 0 auto;
}

#about .image.main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1.5rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

#about .image.main img {
  width: 100%;
  height: auto;
  display: block;
  max-height: 400px;
  object-fit: cover;
}

#about h3 {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text);
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
}

#about p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
  font-weight: 300;
}

#about ul {
  list-style: none;
  margin-bottom: 1rem;
}

#about ul li {
  color: var(--color-text-secondary);
  padding: 0.25rem 0 0.25rem 1.25rem;
  position: relative;
  font-size: 0.9rem;
  font-weight: 300;
}

#about ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

#about ul li strong {
  color: var(--color-text);
}

#about .actions {
  margin-top: 1rem;
}

/* ========== CONTACT ========== */
#contact {
  padding: 3rem 1.5rem;
}

#contact > .inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
}

#contact > .inner > section:first-child {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

#contact .fields {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#contact .field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

#contact .fields .field.half {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

#contact label {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#contact input[type="text"],
#contact input[type="email"],
#contact select,
#contact textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--color-text);
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  outline: none;
}

#contact input:focus,
#contact select:focus,
#contact textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(21, 101, 160, 0.2);
}

#contact textarea {
  resize: vertical;
  min-height: 120px;
}

#contact select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%231565a0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  cursor: pointer;
}

#contact select option {
  background: var(--color-bg-secondary);
  color: var(--color-text);
}

#contact .actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  list-style: none;
}

#contact .actions li {
  list-style: none;
  margin: 0;
}

#contact .actions input[type="reset"] {
  padding: 0.6rem 1.25rem;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 400;
  border-radius: 9999px;
  cursor: pointer;
  transition: var(--transition-base);
}

#contact .actions input[type="reset"] {
  background: var(--glass-bg);
  color: var(--color-text);
  border: 1px solid var(--glass-border);
}

/* ========== CONTACT METHODS ========== */
#contact .split {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-method {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  transition: var(--transition-base);
}

.contact-method:hover {
  border-color: var(--color-primary);
  transform: translateX(3px);
}

.contact-method i {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  display: block;
}

.contact-method h3 {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.15rem;
}

.contact-method a,
.contact-method span {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 300;
}

.contact-method a:hover {
  color: var(--color-primary-light);
}

/* ========== FOOTER ========== */
#footer {
  background: #0d1b2a;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 2rem 1.5rem;
}

#footer .inner {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

#footer .icons {
  display: flex;
  gap: 0.75rem;
  list-style: none;
}

#footer .icons li {
  margin: 0;
}

#footer .icons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  color: #ffffff;
  font-size: 1.1rem;
  transition: var(--transition-base);
  text-decoration: none;
}

#footer .icons a:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(21, 101, 160, 0.35);
}

#footer .copyright {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8rem;
  font-weight: 300;
}

#footer .copyright .separator {
  color: rgba(255, 255, 255, 0.2);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 980px) {
  .nav-desktop {
    display: none;
  }
  
  .nav-mobile {
    display: flex;
  }
  
  #expertise .tiles-container {
    grid-template-columns: repeat(2, 1fr);
  }
  
  #formations .row {
    grid-template-columns: repeat(2, 1fr);
  }
  
  #contact > .inner {
    grid-template-columns: 1fr;
  }
  
  .spotlights section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  #expertise .tiles-container {
    grid-template-columns: 1fr;
  }
  
  #formations .row {
    grid-template-columns: 1fr;
  }
  
  #contact .fields .field.half {
    grid-template-columns: 1fr;
  }
  
  #hero h1 {
    font-size: 2rem;
  }
  
  #footer .copyright {
    flex-direction: column;
    gap: 0.25rem;
    text-align: center;
  }
  
  #footer .copyright .separator {
    display: none;
  }
}

/* ========== ANIMATIONS ========== */
/* Page load - Hero */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

#hero .inner > * {
  animation: fadeInUp 0.8s ease both;
}

#hero .inner > *:nth-child(1) { animation-delay: 0.1s; }
#hero .inner > *:nth-child(2) { animation-delay: 0.3s; }
#hero .inner > *:nth-child(3) { animation-delay: 0.5s; }

#header {
  animation: fadeIn 0.6s ease both;
}

/* Scroll reveal */
[data-animate] {
  opacity: 0;
  transition: opacity 0.6s ease, transform 0.6s ease;
  will-change: opacity, transform;
}

[data-animate="fade-up"] {
  transform: translateY(30px);
}

[data-animate="fade-left"] {
  transform: translateX(-30px);
}

[data-animate="fade-right"] {
  transform: translateX(30px);
}

[data-animate="scale"] {
  transform: scale(0.9);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0) translateX(0) scale(1);
}

/* Staggered children */
[data-stagger] > * {
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.5s ease;
  will-change: opacity, transform;
  transform: translateY(20px);
}

[data-stagger].is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

[data-stagger].is-visible > *:nth-child(1) { transition-delay: 0.05s; }
[data-stagger].is-visible > *:nth-child(2) { transition-delay: 0.1s; }
[data-stagger].is-visible > *:nth-child(3) { transition-delay: 0.15s; }
[data-stagger].is-visible > *:nth-child(4) { transition-delay: 0.2s; }
[data-stagger].is-visible > *:nth-child(5) { transition-delay: 0.25s; }
[data-stagger].is-visible > *:nth-child(6) { transition-delay: 0.3s; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  [data-animate],
  [data-stagger] > * {
    transition: none;
    opacity: 1;
    transform: none;
  }
  #hero .inner > * {
    animation: none;
  }
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar {
  width: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--glass-border);
  border-radius: 9999px;
}

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

/* ========== MODAL ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--color-bg);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem 2rem 2rem;
  max-width: 420px;
  width: 90%;
  text-align: center;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: transform 0.3s ease;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.modal-overlay.is-visible .modal-content {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-light);
  cursor: pointer;
  line-height: 1;
  padding: 0.25rem;
  transition: color 0.2s ease;
}

.modal-close:hover {
  color: var(--color-text);
}

.modal-icon {
  width: 56px;
  height: 56px;
  background: rgba(220, 53, 69, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
  color: #dc3545;
}

.modal-content h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.modal-content p {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  line-height: 1.6;
}

.modal-btn {
  background: var(--color-primary);
  color: #ffffff;
  border: none;
  padding: 0.75rem 2rem;
  border-radius: var(--border-radius);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.modal-btn:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

@media (max-width: 600px) {
  .modal-content {
    padding: 2rem 1.5rem 1.5rem;
  }
}

/* ========== SCROLL TO TOP ========== */
#scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: #ffffff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
  z-index: 999;
  box-shadow: 0 4px 15px rgba(21, 101, 160, 0.3);
}

#scroll-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#scroll-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(21, 101, 160, 0.4);
}

@media (max-width: 600px) {
  #scroll-top {
    width: 42px;
    height: 42px;
    bottom: 1.25rem;
    right: 1.25rem;
    font-size: 0.9rem;
  }
}

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