/* ==========================================================================
   Mandy's Photography - Modern CSS
   Color scheme: #154353, #33696b, #141414, #1a1a1a, #2b2b2b
   ========================================================================== */

/* --- Custom Properties --- */
:root {
  --color-primary: #154353;
  --color-accent: #33696b;
  --color-dark: #141414;
  --color-dark-mid: #1a1a1a;
  --color-dark-light: #2b2b2b;
  --color-white: #ffffff;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #e8e8e8;
  --color-gray-400: #999999;
  --color-gray-600: #666666;

  --font-primary: 'Poppins', sans-serif;
  --font-display: 'Quicksand', sans-serif;

  --fw-light: 300;
  --fw-medium: 500;

  --container-max: 1200px;
  --nav-height: 70px;

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.6s ease;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-weight: var(--fw-light);
  color: var(--color-dark);
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--color-white);
}

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

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

ul {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

/* --- Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.section__header {
  text-align: center;
  margin-bottom: 50px;
}

.section__title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: var(--fw-light);
  letter-spacing: 0.05em;
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}

.section__title::after {
  content: '';
  display: block;
  width: 60px;
  height: 2px;
  background: var(--color-accent);
  margin: 12px auto 0;
}

/* --- Animations --- */
.animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.animate--delay-1 { transition-delay: 0.1s; }
.animate--delay-2 { transition-delay: 0.2s; }
.animate--delay-3 { transition-delay: 0.3s; }
.animate--delay-4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .animate {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

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

.nav--scrolled {
  background: rgba(20, 20, 20, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
}

.nav__logo img {
  height: 50px;
  width: auto;
}

.nav__links {
  display: none;
  gap: 32px;
}

.nav__links li a {
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: var(--fw-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 0;
  position: relative;
}

.nav__links li a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

.nav__links li a:hover::after,
.nav__links li a.nav__link--active::after {
  width: 100%;
}

.nav__social {
  display: none;
  gap: 16px;
}

.nav__social a {
  color: var(--color-white);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.nav__social a:hover {
  opacity: 1;
}

.nav__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* --- Mobile Menu --- */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(20, 20, 20, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-menu--open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu__close {
  position: absolute;
  top: 20px;
  right: 24px;
  color: var(--color-white);
  font-size: 2.5rem;
  font-weight: var(--fw-light);
}

.mobile-menu__links {
  text-align: center;
}

.mobile-menu__links li {
  margin: 16px 0;
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.mobile-menu--open .mobile-menu__links li {
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu--open .mobile-menu__links li:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu--open .mobile-menu__links li:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu--open .mobile-menu__links li:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu--open .mobile-menu__links li:nth-child(4) { transition-delay: 0.25s; }

.mobile-menu__links li a {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: var(--fw-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.mobile-menu__links li a:hover,
.mobile-menu__links li a.nav__link--active {
  color: var(--color-accent);
}

.mobile-menu__social {
  margin-top: 40px;
  display: flex;
  gap: 24px;
  opacity: 0;
  transition: opacity 0.4s ease 0.3s;
}

.mobile-menu--open .mobile-menu__social {
  opacity: 1;
}

.mobile-menu__social a {
  color: var(--color-white);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.mobile-menu__social a:hover {
  opacity: 1;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(20, 20, 20, 0.85) 0%,
    rgba(20, 20, 20, 0.4) 40%,
    rgba(20, 20, 20, 0.3) 100%
  );
}

.hero__content {
  text-align: center;
  color: var(--color-white);
  z-index: 1;
  animation: heroFadeUp 1s ease forwards;
}

.hero__name {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: var(--fw-light);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.2;
  margin-bottom: 12px;
}

.hero__subtitle {
  font-size: 1rem;
  font-weight: var(--fw-light);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  opacity: 0.8;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-white);
  opacity: 0.6;
  animation: scrollBounce 2s ease-in-out infinite;
}

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

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* --- Sub-page Hero --- */
.hero--sub {
  height: 40vh;
  min-height: 300px;
}

.hero--sub .hero__name {
  font-size: 2.5rem;
}

/* ==========================================================================
   Recent Work
   ========================================================================== */
.recent-work__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.recent-work__item {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-sm);
}

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

.recent-work__item:hover img {
  transform: scale(1.05);
}

/* ==========================================================================
   Packages / Cards
   ========================================================================== */
.packages__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.card__image {
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

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

.card:hover .card__image img {
  transform: scale(1.05);
}

.card__content {
  padding: 24px;
}

.card__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: var(--fw-light);
  color: var(--color-primary);
  margin-bottom: 4px;
}

.card__price {
  font-size: 1.8rem;
  font-weight: var(--fw-medium);
  color: var(--color-dark);
  margin-bottom: 16px;
}

.card__price span {
  font-size: 0.85rem;
  font-weight: var(--fw-light);
  color: var(--color-gray-400);
}

.card__features {
  margin-bottom: 20px;
}

.card__features li {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  padding: 6px 0;
  padding-left: 24px;
  position: relative;
}

.card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  background: var(--color-accent);
  border-radius: 50%;
  opacity: 0.2;
}

.card__features li::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  width: 5px;
  height: 9px;
  border-bottom: 2px solid var(--color-accent);
  border-right: 2px solid var(--color-accent);
}

.card__cta {
  display: inline-block;
  padding: 12px 32px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.85rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  transition: background var(--transition-base), transform var(--transition-fast);
}

.card__cta:hover {
  background: var(--color-accent);
  transform: translateY(-1px);
}

/* ==========================================================================
   Gallery
   ========================================================================== */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
}

.filter-pill {
  padding: 8px 20px;
  font-size: 0.85rem;
  font-weight: var(--fw-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-gray-600);
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-pill:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.filter-pill--active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.gallery-grid__item {
  overflow: hidden;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.gallery-grid__item--hidden {
  display: none;
}

.gallery-grid__item figure {
  margin: 0;
}

.gallery-grid__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-grid__item:hover img {
  transform: scale(1.05);
}

.gallery-grid__item figcaption {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

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

.lightbox--open {
  opacity: 1;
  visibility: visible;
}

.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.lightbox__close {
  position: absolute;
  top: 20px;
  right: 24px;
  color: var(--color-white);
  font-size: 2rem;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
  z-index: 2001;
}

.lightbox__close:hover {
  opacity: 1;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-white);
  font-size: 2.5rem;
  opacity: 0.6;
  transition: opacity var(--transition-fast);
  padding: 20px;
  z-index: 2001;
}

.lightbox__nav:hover {
  opacity: 1;
}

.lightbox__prev {
  left: 10px;
}

.lightbox__next {
  right: 10px;
}

.lightbox__counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-white);
  font-size: 0.85rem;
  opacity: 0.6;
}

/* ==========================================================================
   About
   ========================================================================== */
.about__content {
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
}

.about__image {
  width: 250px;
  height: 250px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: var(--shadow-lg);
}

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

.about__text {
  max-width: 600px;
}

.about__text p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-gray-600);
  margin-bottom: 16px;
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact__wrapper {
  max-width: 600px;
  margin: 0 auto;
}

.contact__success {
  background: var(--color-accent);
  color: var(--color-white);
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  text-align: center;
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: 24px;
  position: relative;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gray-600);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: var(--fw-light);
  color: var(--color-dark);
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(51, 105, 107, 0.15);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-submit {
  display: inline-block;
  padding: 14px 48px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-fast);
}

.form-submit:hover {
  background: var(--color-accent);
  transform: translateY(-1px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: var(--color-dark);
  color: var(--color-white);
  padding: 60px 0 30px;
}

.footer__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}

.footer__brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
}

.footer__brand img {
  height: 40px;
  width: auto;
}

.footer__brand p {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
}

.footer__links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 24px;
}

.footer__links a {
  color: var(--color-white);
  font-size: 0.85rem;
  opacity: 0.6;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: opacity var(--transition-fast);
}

.footer__links a:hover {
  opacity: 1;
}

.footer__social {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 30px;
}

.footer__social a {
  color: var(--color-white);
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}

.footer__social a:hover {
  opacity: 1;
}

.footer__copy {
  font-size: 0.8rem;
  opacity: 0.4;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 900;
  box-shadow: var(--shadow-md);
}

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

.back-to-top:hover {
  background: var(--color-accent);
}

/* ==========================================================================
   Responsive - Mobile First
   ========================================================================== */

/* 576px - Small tablets */
@media (min-width: 576px) {
  .section {
    padding: 100px 0;
  }

  .section__title {
    font-size: 2.2rem;
  }

  .hero__name {
    font-size: 4rem;
  }

  .gallery-grid {
    gap: 16px;
  }

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

/* 768px - Tablets */
@media (min-width: 768px) {
  .container {
    padding: 0 40px;
  }

  .section__title {
    font-size: 2.4rem;
  }

  .hero__name {
    font-size: 5rem;
  }

  .hero__subtitle {
    font-size: 1.1rem;
  }

  .recent-work__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .about__content {
    flex-direction: row;
    gap: 60px;
    align-items: flex-start;
  }

  .about__image {
    width: 300px;
    height: 300px;
  }
}

/* 1024px - Desktop */
@media (min-width: 1024px) {
  .nav__links {
    display: flex;
  }

  .nav__social {
    display: flex;
  }

  .nav__hamburger {
    display: none;
  }

  .hero__name {
    font-size: 5.5rem;
  }

  .hero__subtitle {
    font-size: 1.2rem;
    letter-spacing: 0.4em;
  }

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

  .packages__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* 1280px - Large desktop */
@media (min-width: 1280px) {
  .hero__name {
    font-size: 6rem;
  }

  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}