/* ============================================================
   3ARTZ CREATIVE — Premium Photography Studio
   styles.css
   Dark elegant theme with gold/silver accents
   ============================================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  --color-bg: #0f0f0f;
  --color-bg-alt: #161616;
  --color-bg-card: #1a1a1a;
  --color-surface: #222222;
  --color-gold: #c9a962;
  --color-gold-light: #dfc88a;
  --color-gold-dark: #a88b4a;
  --color-silver: #ffffff;
  --color-silver-light: #ffffff;
  --color-text: #ffffff;
  --color-text-muted: #fff;
  --color-text-dark: #c9a962;
  --color-border: rgba(201, 169, 98, 0.15);
  --color-overlay: rgba(15, 15, 15, 0.65);

  --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --header-height: 80px;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-fast: 0.25s ease;
  --shadow-gold: 0 4px 30px rgba(201, 169, 98, 0.15);
  --max-width: 1200px;
  --section-padding: clamp(80px, 12vw, 140px);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: 500;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

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

address {
  font-style: normal;
}

/* ---------- Utility Classes ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 40px);
}

.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section__label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 16px;
}

.section__title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 500;
  line-height: 1.15;
  color: var(--color-silver-light);
  margin-bottom: 20px;
}

.section__subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
}

.section__header {
  text-align: center;
  margin-bottom: clamp(48px, 8vw, 72px);
}

/* Scroll reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 36px;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: 0;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn--gold {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-bg);
  border-color: var(--color-gold);
}

.btn--gold:hover {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  box-shadow: var(--shadow-gold);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--color-silver-light);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn--outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.btn--full {
  width: 100%;
}

/* ---------- Header / Navigation ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}

.header--transparent {
  background: transparent;
}

.header--scrolled {
  background: rgba(15, 15, 15, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.logo {
  display: flex;
  align-items: baseline;
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  z-index: 1001;
}

.logo__prefix {
  color: var(--color-silver);
  font-size: 1rem;
  font-weight: 400;
  margin-right: 2px;
}

.logo__mark {
  color: var(--color-gold);
  font-size: 2.2rem;
}

.logo__text {
  color: var(--color-silver-light);
}

.logo--footer {
  margin-bottom: 16px;
}

/* Navigation */
.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 36px);
}

.nav__link {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-silver);
  position: relative;
  padding: 4px 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width var(--transition-fast);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-gold-light);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__link--cta {
  padding: 10px 24px;
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
}

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

.nav__link--cta:hover {
  background: var(--color-gold);
  color: var(--color-bg);
}

/* Hamburger menu */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 32px;
  height: 32px;
  z-index: 1001;
  padding: 4px;
}

.hamburger__line {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--color-silver-light);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.hamburger.active .hamburger__line:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.hamburger.active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger__line:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

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

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

.hero__bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  will-change: transform;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(15, 15, 15, 0.4) 0%,
    rgba(15, 15, 15, 0.6) 50%,
    rgba(15, 15, 15, 0.85) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-top: var(--header-height);
}

.hero__eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 24px;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 500;
  line-height: 1.05;
  color: var(--color-silver-light);
  margin-bottom: 28px;
}

.hero__title em {
  font-style: italic;
  color: var(--color-gold-light);
}

.hero__tagline {
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  color: var(--color-silver);
  max-width: 620px;
  margin: 0 auto 48px;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  z-index: 1;
  color: var(--color-text-muted);
  animation: scrollBounce 2s ease-in-out infinite;
}

.hero__scroll-text {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-gold), transparent);
}

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

/* Hero staggered reveal delays */
.hero .reveal:nth-child(1) { transition-delay: 0.2s; }
.hero .reveal:nth-child(2) { transition-delay: 0.4s; }
.hero .reveal:nth-child(3) { transition-delay: 0.6s; }
.hero .reveal:nth-child(4) { transition-delay: 0.8s; }

/* ---------- About Section ---------- */
.about {
  background: var(--color-bg-alt);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}

.about__image-wrap {
  position: relative;
}

.about__image {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: grayscale(20%);
  transition: filter var(--transition);
}

.about__image-wrap:hover .about__image {
  filter: grayscale(0%);
}

.about__image-accent {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 60%;
  height: 60%;
  border: 1px solid var(--color-gold);
  z-index: -1;
  opacity: 0.4;
}

.about__text {
  color: var(--color-text-silver);
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.about__stats {
  display: flex;
  gap: clamp(24px, 4vw, 48px);
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.stat__number {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 8px;
}

.stat__label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.about__signature {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--color-gold);
  margin-top: 8px;
}

/* ---------- Services Section ---------- */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3vw, 32px);
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: clamp(32px, 4vw, 48px);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(201, 169, 98, 0.35);
  box-shadow: var(--shadow-gold);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card__icon {
  width: 48px;
  height: 48px;
  color: var(--color-gold);
  margin-bottom: 24px;
}

.service-card__title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--color-silver-light);
  margin-bottom: 16px;
}

.service-card__text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.75;
}

.service-card__link {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  transition: letter-spacing var(--transition-fast);
}

.service-card__link:hover {
  letter-spacing: 0.15em;
}

.service-card__list {
  margin-bottom: 24px;
}

.service-card__list li {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding: 6px 0 6px 16px;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.service-card__list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-gold);
  opacity: 0.6;
}

.services__note {
  text-align: center;
  max-width: 640px;
  margin: clamp(40px, 6vw, 56px) auto 0;
  padding: 24px 32px;
  font-size: 0.9rem;
  font-style: italic;
  color: var(--color-silver);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
}

/* ---------- Portfolio Section ---------- */
.portfolio {
  background: var(--color-bg-alt);
}

.portfolio__filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: clamp(40px, 6vw, 56px);
}

.filter-btn {
  padding: 10px 28px;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--color-gold);
}

.filter-btn.active {
  color: var(--color-gold);
  border-color: var(--color-gold);
}

/* Masonry-style grid using CSS columns */
.portfolio__grid {
  columns: 3;
  column-gap: 16px;
}

.portfolio__item {
  break-inside: avoid;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.portfolio__item.hidden {
  display: none;
}

.portfolio__item img {
  width: 100%;
  transition: transform 0.6s ease, filter 0.6s ease;
  filter: brightness(0.85);
}

.portfolio__item:hover img {
  transform: scale(1.05);
  filter: brightness(1);
}

.portfolio__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px;
  background: linear-gradient(to top, rgba(15, 15, 15, 0.9), transparent);
  transform: translateY(100%);
  transition: transform var(--transition);
}

.portfolio__item:hover .portfolio__caption {
  transform: translateY(0);
}

.portfolio__category {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 4px;
}

.portfolio__name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-silver-light);
}

/* ---------- Pricing Section ---------- */
.pricing__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 40px);
  margin-bottom: 32px;
}

.pricing__column {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: clamp(32px, 4vw, 48px);
}

.pricing__column-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-gold-light);
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.pricing__item {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.pricing__service {
  font-size: 0.9rem;
  color: var(--color-silver);
  flex: 1;
  min-width: 180px;
}

.pricing__price {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-gold);
  white-space: nowrap;
}

.pricing__price small {
  font-weight: 300;
  color: var(--color-text-muted);
}

.pricing__note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.75;
}

/* ---------- Testimonials Section ---------- */
.testimonials {
  background: var(--color-bg-alt);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3vw, 32px);
  margin-bottom: clamp(48px, 8vw, 80px);
}

.testimonial {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: clamp(28px, 4vw, 40px);
  position: relative;
}

.testimonial::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  left: 24px;
  font-family: var(--font-serif);
  font-size: 4rem;
  color: var(--color-gold);
  opacity: 0.2;
  line-height: 1;
}

.testimonial__stars {
  color: var(--color-gold);
  font-size: 0.85rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial__text {
  font-size: 0.9rem;
  color: var(--color-silver);
  line-height: 1.8;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial__author cite {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-silver-light);
  font-style: normal;
  margin-bottom: 4px;
}

.testimonial__author span {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
}

/* Featured work block */
.featured {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0;
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.featured__image img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  filter: brightness(0.9);
  transition: filter var(--transition);
}

.featured:hover .featured__image img {
  filter: brightness(1);
}

.featured__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(32px, 5vw, 56px);
  background: var(--color-bg-card);
}

.featured__label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 12px;
}

.featured__title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--color-silver-light);
  margin-bottom: 16px;
}

.featured__text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 28px;
  line-height: 1.75;
}

/* ---------- Process Section ---------- */
.process {
  background: var(--color-bg-alt);
}

.process__steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: clamp(20px, 3vw, 32px);
  counter-reset: step;
}

.process__step {
  position: relative;
  padding: clamp(24px, 3vw, 36px);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  transition: border-color var(--transition), transform var(--transition);
}

.process__step:hover {
  border-color: rgba(201, 169, 98, 0.35);
  transform: translateY(-4px);
}

.process__number {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--color-gold);
  opacity: 0.5;
  line-height: 1;
  margin-bottom: 16px;
}

.process__title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-silver-light);
  margin-bottom: 12px;
}

.process__text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ---------- Contact Section ---------- */
.contact__grid {
  display: grid;
  /* grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 6vw, 80px); */
  align-items: start;
}

.contact__intro {
  color: var(--color-text-muted);
  margin-bottom: 24px;
  font-size: 0.95rem;
}

.contact__whatsapp {
  margin-bottom: 32px;
}

.contact__details {
  margin-bottom: 32px;
}

.contact__detail {
  margin-bottom: 20px;
}

.contact__detail-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 6px;
}

.contact__detail a {
  color: var(--color-silver-light);
  transition: color var(--transition-fast);
}

.contact__detail a:hover {
  color: var(--color-gold);
}

.contact__social {
  display: flex;
  gap: 24px;
}

.social-link {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.social-link:hover {
  color: var(--color-gold);
}

/* Contact form */
.contact__form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: clamp(32px, 4vw, 48px);
}

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

.form-group label {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-silver);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0;
  transition: border-color var(--transition-fast);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-gold);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #c94444;
}

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

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23c9a962' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-error {
  display: block;
  font-size: 0.75rem;
  color: #c94444;
  margin-top: 6px;
  min-height: 18px;
}

.form-success {
  margin-top: 16px;
  padding: 16px;
  background: rgba(201, 169, 98, 0.1);
  border: 1px solid var(--color-gold);
  color: var(--color-gold-light);
  font-size: 0.9rem;
  text-align: center;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: clamp(48px, 8vw, 80px) 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: clamp(32px, 4vw, 48px);
  margin-bottom: 48px;
}

.footer__tagline {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer__heading {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-silver-light);
  margin-bottom: 20px;
}

.footer__nav ul li {
  margin-bottom: 10px;
}

.footer__nav a {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer__nav a:hover {
  color: var(--color-gold);
}

.footer__contact p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.footer__contact a:hover {
  color: var(--color-gold);
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.footer__bottom p {
  font-size: 0.75rem;
  color: var(--color-text-dark);
}

.footer__credit {
  color: var(--color-text-muted);
}

/* ---------- Back to Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-card);
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--transition-fast), visibility var(--transition-fast), transform var(--transition-fast), background var(--transition-fast);
}

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

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

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* ---------- Responsive: Tablet ---------- */
@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin: 0 auto;
  }

  .portfolio__grid {
    columns: 2;
  }

  .testimonials__grid {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
  }

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

  .pricing__grid {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
  }

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

/* ---------- Responsive: Mobile ---------- */
@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  /* Mobile navigation */
  .hamburger {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 360px;
    height: 100vh;
    height: 100dvh;
    background: rgba(15, 15, 15, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: right var(--transition);
    z-index: 1000;
  }

  .nav.open {
    right: 0;
  }

  .nav__list {
    flex-direction: column;
    gap: 32px;
    text-align: center;
  }

  .nav__link {
    font-size: 0.85rem;
  }

  .nav__link--cta {
    margin-top: 8px;
  }

  /* About */
  .about__grid {
    grid-template-columns: 1fr;
  }

  .about__image-accent {
    display: none;
  }

  .about__stats {
    flex-wrap: wrap;
  }

  /* Portfolio */
  .portfolio__grid {
    columns: 1;
  }

  /* Featured */
  .featured {
    grid-template-columns: 1fr;
  }

  /* Process */
  .process__steps {
    grid-template-columns: 1fr;
  }

  /* Contact */
  .contact__grid {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer__grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer__tagline {
    max-width: none;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__scroll {
    animation: none;
  }

  .hero__bg-image {
    transform: none !important;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}