/* ============================================
   Nirelle Photography - Minimalist Luxury Style
   ============================================ */

/* Fonts - Elegant serif for headings, clean sans for body */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Montserrat:wght@300;400;500&display=swap');

:root {
  --color-bg: #fdfcfa;
  --color-text: #2c2c2c;
  --color-text-light: #6b6b6b;
  --color-accent: #c9a86c;
  --color-white: #ffffff;
  --color-black: #1a1a1a;

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Montserrat', -apple-system, sans-serif;

  --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.2s ease;
}

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

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

body {
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 300;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.1;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
  font-size: 0.95rem;
  letter-spacing: 0.03em;
}

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

a:hover {
  opacity: 0.7;
}

/* ============================================
   Navigation
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-medium), padding var(--transition-medium);
}

.nav.scrolled {
  background-color: rgba(253, 252, 250, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 3rem;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  transition: color var(--transition-medium);
}

.nav.scrolled .nav-logo {
  color: var(--color-text);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
  position: relative;
  transition: color var(--transition-medium);
}

.nav.scrolled .nav-links a {
  color: var(--color-text);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: currentColor;
  transition: width var(--transition-medium);
}

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

.nav-links a:hover {
  opacity: 1;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.nav-toggle span {
  width: 25px;
  height: 1.5px;
  background-color: var(--color-white);
  transition: background-color var(--transition-medium), transform var(--transition-medium);
}

.nav.scrolled .nav-toggle span {
  background-color: var(--color-text);
}

/* ============================================
   Hero Section - Rotating Images
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}

.hero-slides {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(0, 0, 0, 0.1) 50%,
    rgba(0, 0, 0, 0.4) 100%
  );
}

.hero-content {
  position: absolute;
  bottom: 15%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--color-white);
  z-index: 10;
}

.hero-content h1 {
  margin-bottom: 1rem;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero-tagline {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-style: italic;
  font-weight: 300;
  letter-spacing: 0.1em;
  opacity: 0.9;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-white);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.8;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================
   About Section (Brief, on homepage)
   ============================================ */
.about {
  padding: 8rem 3rem;
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.about-image {
  position: relative;
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.about-image:hover img {
  transform: scale(1.02);
}

.about-content {
  max-width: 500px;
}

.about-label {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.about-content h2 {
  margin-bottom: 2rem;
  font-style: italic;
}

.about-content p {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

/* ============================================
   Portfolio Preview Section
   ============================================ */
.portfolio-preview {
  padding: 6rem 3rem;
  background-color: var(--color-white);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1400px;
  margin: 0 auto;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

.portfolio-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-medium);
}

.portfolio-item:hover .portfolio-item-overlay {
  background: rgba(0, 0, 0, 0.3);
}

.portfolio-item-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-white);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--transition-medium), transform var(--transition-medium);
}

.portfolio-item:hover .portfolio-item-title {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Gallery Page Styles
   ============================================ */
.gallery-hero {
  height: 50vh;
  min-height: 400px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-black);
  overflow: hidden;
}

.gallery-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

.gallery-hero h1 {
  position: relative;
  z-index: 10;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.gallery-grid {
  padding: 4rem 3rem;
  max-width: 1600px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
}

.gallery-grid img {
  width: 100%;
  height: auto;
  display: block;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.gallery-grid img:hover {
  opacity: 0.9;
}

/* ============================================
   Let's Connect Section
   ============================================ */
.connect {
  padding: 8rem 3rem;
  background-color: var(--color-black);
  color: var(--color-white);
}

.connect-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.connect h2 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.connect-subtitle {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 3rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.connect-form {
  display: grid;
  gap: 1.5rem;
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 1rem;
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.5);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='rgba(255,255,255,0.5)' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.form-group select option {
  background: var(--color-black);
  color: var(--color-white);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.btn-submit {
  margin-top: 1rem;
  padding: 1.2rem 3rem;
  background: var(--color-white);
  color: var(--color-black);
  border: none;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  justify-self: center;
}

.btn-submit:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.form-success {
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  margin-top: 1rem;
  letter-spacing: 0.03em;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: 3rem;
  background-color: var(--color-black);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
}

.footer-social {
  display: flex;
  gap: 1.5rem;
}

.footer-social a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-social a:hover {
  color: var(--color-white);
  opacity: 1;
}

.footer-copyright {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.05em;
}

/* ============================================
   Lightbox
   ============================================ */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-medium), visibility var(--transition-medium);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  color: var(--color-white);
  font-size: 2rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.lightbox-close:hover {
  opacity: 1;
}

/* ============================================
   Animations - Fade in on scroll
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Mobile Responsive
   ============================================ */
@media (max-width: 1024px) {
  .about {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 5rem 2rem;
  }

  .about-content {
    max-width: 100%;
    text-align: center;
  }

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

@media (max-width: 768px) {
  .nav {
    padding: 1rem 1.5rem;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--color-bg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transition: right var(--transition-medium);
  }

  .nav-links.active {
    right: 0;
  }

  .nav-links a {
    color: var(--color-text);
    font-size: 1rem;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

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

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero-content h1 {
    padding: 0 1rem;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    padding: 3rem 1.5rem;
  }

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

  .connect {
    padding: 5rem 1.5rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    padding: 2rem 1rem;
  }
}

/* ============================================
   Page Transitions
   ============================================ */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 3000;
  transform: translateY(-100%);
  transition: transform 0.6s cubic-bezier(0.65, 0, 0.35, 1);
}

.page-transition.active {
  transform: translateY(0);
}