/* ===================== Root & Reset ===================== */
:root {
  --clr-bg: #0f0d1a;
  --clr-bg-alt: #16132a;
  --clr-primary: #ff6b6b;
  --clr-secondary: #ffb86b;
  --clr-accent: #6bc3ff;
  --clr-purple: #a06bff;
  --clr-text: #f5f3fa;
  --clr-text-muted: #b8b3cc;
  --clr-card: rgba(255, 255, 255, 0.05);
  --clr-border: rgba(255, 255, 255, 0.1);
  --gradient-main: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
  --gradient-alt: linear-gradient(135deg, var(--clr-purple), var(--clr-accent));
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --radius: 16px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  background: var(--clr-bg);
  color: var(--clr-text);
  overflow-x: hidden;
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: 'Playfair Display', serif;
}

a {
  text-decoration: none;
  color: inherit;
}

ul, li {
  list-style: none;
}

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

section {
  position: relative;
  padding: 120px 8vw;
  z-index: 2;
}

::selection {
  background: var(--clr-primary);
  color: #fff;
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--clr-bg);
}
::-webkit-scrollbar-thumb {
  background: var(--gradient-main);
  border-radius: 10px;
}

/* ===================== Animated Background ===================== */
.bg-animation {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: radial-gradient(circle at 20% 20%, #221c3d 0%, var(--clr-bg) 55%),
              radial-gradient(circle at 80% 80%, #2a1a33 0%, var(--clr-bg) 60%);
}

.bg-animation span {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(2px);
  opacity: 0.55;
  animation: float 18s infinite ease-in-out;
}

.bg-animation span:nth-child(1) { width: 180px; height: 180px; left: 10%; top: 20%; background: var(--clr-primary); animation-duration: 22s; }
.bg-animation span:nth-child(2) { width: 120px; height: 120px; left: 70%; top: 10%; background: var(--clr-accent); animation-duration: 26s; animation-delay: -3s; }
.bg-animation span:nth-child(3) { width: 260px; height: 260px; left: 40%; top: 60%; background: var(--clr-purple); animation-duration: 30s; animation-delay: -6s; }
.bg-animation span:nth-child(4) { width: 90px; height: 90px; left: 85%; top: 55%; background: var(--clr-secondary); animation-duration: 20s; animation-delay: -1s; }
.bg-animation span:nth-child(5) { width: 150px; height: 150px; left: 5%; top: 75%; background: var(--clr-accent); animation-duration: 24s; animation-delay: -8s; }
.bg-animation span:nth-child(6) { width: 200px; height: 200px; left: 55%; top: 30%; background: var(--clr-primary); animation-duration: 28s; animation-delay: -12s; }
.bg-animation span:nth-child(7) { width: 100px; height: 100px; left: 25%; top: 40%; background: var(--clr-purple); animation-duration: 19s; animation-delay: -4s; }
.bg-animation span:nth-child(8) { width: 140px; height: 140px; left: 90%; top: 85%; background: var(--clr-secondary); animation-duration: 23s; animation-delay: -9s; }
.bg-animation span:nth-child(9) { width: 70px; height: 70px; left: 35%; top: 85%; background: var(--clr-accent); animation-duration: 17s; animation-delay: -5s; }
.bg-animation span:nth-child(10){ width: 220px; height: 220px; left: 65%; top: 65%; background: var(--clr-primary); animation-duration: 32s; animation-delay: -14s; }

@keyframes float {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(40px, -60px) scale(1.15); }
  66%  { transform: translate(-30px, 40px) scale(0.9); }
  100% { transform: translate(0, 0) scale(1); }
}

/* ===================== Navbar ===================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 18px 8vw;
  background: rgba(15, 13, 26, 0.35);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.navbar.scrolled {
  padding: 12px 8vw;
  background: rgba(15, 13, 26, 0.75);
  border-bottom: 1px solid var(--clr-border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.logo .dot {
  color: var(--clr-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  transition: var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--gradient-main);
  transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--clr-text);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.btn-nav {
  padding: 9px 22px;
  border-radius: 30px;
  background: var(--gradient-main);
  color: #1a1425;
  font-weight: 600;
}

.nav-link.btn-nav::after {
  display: none;
}

.nav-link.btn-nav:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 110;
}

.hamburger span {
  width: 100%;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 90;
}

.nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ===================== Buttons ===================== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 36px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 0.95rem;
  overflow: hidden;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  isolation: isolate;
}

.btn span {
  position: relative;
  z-index: 2;
}

.btn-primary {
  background: var(--gradient-main);
  color: #1a1425;
  background-size: 200% 200%;
  animation: gradientShift 4s ease infinite;
  box-shadow: 0 8px 24px rgba(255, 107, 107, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 32px rgba(255, 107, 107, 0.5);
}

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

.btn-outline {
  background: transparent;
  color: var(--clr-text);
  border: 2px solid var(--clr-border);
}

.btn-outline::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-alt);
  transform: translateX(-100%);
  transition: transform 0.4s ease;
  z-index: 1;
}

.btn-outline:hover::before {
  transform: translateX(0);
}

.btn-outline:hover {
  border-color: transparent;
  color: #fff;
  transform: translateY(-3px);
}

.btn-submit {
  width: 100%;
  border: none;
}

/* ===================== Hero ===================== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 100px;
}

.hero-content {
  max-width: 780px;
  animation: fadeInUp 1s ease both;
}

.hero-tag {
  color: var(--clr-secondary);
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 24px;
}

.highlight {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-size: 200% 200%;
  animation: gradientShift 4s ease infinite;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--clr-text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--clr-text-muted);
  font-size: 0.75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--clr-text-muted);
  border-radius: 14px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.wheel {
  width: 4px;
  height: 8px;
  background: var(--clr-secondary);
  border-radius: 2px;
  animation: scrollWheel 1.6s infinite;
}

@keyframes scrollWheel {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(10px); opacity: 0; }
}

/* ===================== Section Heading ===================== */
.section-heading {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  color: var(--clr-secondary);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 12px;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
}

/* ===================== About ===================== */
.about-content {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.image-frame {
  position: relative;
  max-width: 380px;
  margin: 0 auto;
}

.image-placeholder {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  background: var(--gradient-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Playfair Display', serif;
  font-size: 5rem;
  font-weight: 700;
  color: rgba(255,255,255,0.85);
  position: relative;
  z-index: 2;
  border: 4px solid rgba(255,255,255,0.08);
}

.frame-glow {
  position: absolute;
  inset: -20px;
  background: var(--gradient-main);
  filter: blur(50px);
  opacity: 0.4;
  z-index: 1;
  animation: pulse 5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.06); }
}

.about-text p {
  color: var(--clr-text-muted);
  margin-bottom: 18px;
}

.about-text strong {
  color: var(--clr-text);
}

.stats {
  display: flex;
  gap: 30px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.stat-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 20px 26px;
  text-align: center;
  transition: var(--transition);
  flex: 1;
  min-width: 120px;
}

.stat-card:hover {
  transform: translateY(-6px);
  border-color: var(--clr-primary);
}

.stat-card h3 {
  font-size: 2rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat-card p {
  color: var(--clr-text-muted);
  font-size: 0.85rem;
  margin-top: 6px;
}

/* ===================== Gallery ===================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  max-width: 1200px;
  margin: 0 auto;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--clr-border);
  transition: var(--transition);
}

.gallery-item.large {
  grid-row: span 1;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease, filter 0.6s ease;
  filter: saturate(0.95);
  background: var(--clr-bg-alt);
}

.gallery-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 22px 20px 16px;
  display: flex;
  align-items: flex-end;
  background: linear-gradient(to top, rgba(0,0,0,0.75), rgba(0,0,0,0));
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.gallery-caption span {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
}

.gallery-item:hover {
  transform: translateY(-8px);
  border-color: var(--clr-secondary);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.gallery-item:hover img {
  transform: scale(1.08);
  filter: saturate(1.1);
}

.gallery-item:hover .gallery-caption {
  opacity: 1;
  transform: translateY(0);
}

/* ===================== Contact ===================== */
.contact-form {
  max-width: 640px;
  margin: 0 auto;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 44px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  position: relative;
  margin-bottom: 26px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--clr-border);
  border-radius: 10px;
  color: var(--clr-text);
  font-family: inherit;
  font-size: 0.95rem;
  resize: vertical;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  background: rgba(255,255,255,0.06);
}

.form-group label {
  position: absolute;
  left: 16px;
  top: 14px;
  color: var(--clr-text-muted);
  font-size: 0.95rem;
  pointer-events: none;
  transition: var(--transition);
  background: transparent;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: -10px;
  left: 10px;
  font-size: 0.75rem;
  color: var(--clr-secondary);
  background: var(--clr-bg-alt);
  padding: 0 8px;
  border-radius: 6px;
}

.form-note {
  margin-top: 16px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--clr-secondary);
  min-height: 1.2em;
}

/* ===================== Footer ===================== */
.footer {
  text-align: center;
  padding: 40px 8vw;
  border-top: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  position: relative;
  z-index: 2;
}

.footer .dot {
  color: var(--clr-primary);
}

.footer-sub {
  margin-top: 6px;
  font-size: 0.8rem;
  opacity: 0.7;
}

/* ===================== Back to top ===================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: #1a1425;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 80;
  box-shadow: 0 8px 20px rgba(255, 107, 107, 0.35);
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-4px) scale(1.05);
}

/* ===================== Reveal animation ===================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ===================== Responsive ===================== */
@media (max-width: 900px) {
  .about-content {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  section {
    padding: 90px 6vw;
  }

  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(78vw, 320px);
    background: var(--clr-bg-alt);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 30px;
    padding: 100px 40px;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
    border-left: 1px solid var(--clr-border);
  }

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

  .nav-link {
    font-size: 1.1rem;
    width: 100%;
  }

  .nav-link.btn-nav {
    text-align: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 30px 24px;
  }

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

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .stats {
    flex-direction: column;
  }
}