/* ============================================
   CALM PORTFOLIO — Global Styles
   A serene, minimal portfolio template
   ============================================ */

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

:root {
  /* Colors — Calm Stone Palette */
  --color-bg: #f5f3ef;
  --color-bg-warm: #eceae4;
  --color-bg-dark: #2a2825;
  --color-bg-deep: #1e1c19;
  --color-text: #2a2825;
  --color-text-secondary: #6b6762;
  --color-text-muted: #9e9a93;
  --color-text-inverse: #f5f3ef;
  --color-accent: #8b7e6a;
  --color-accent-light: #a89880;
  --color-accent-dark: #6e6353;
  --color-border: #ddd9d1;
  --color-border-light: #e8e5de;
  --color-white: #ffffff;

  /* Typography */
  --font-display: 'Georgia', 'Times New Roman', 'Noto Serif', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;

  /* Spacing */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 720px;
  --nav-height: 72px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-slow: 0.7s cubic-bezier(0.25, 0.1, 0.25, 1);

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(42, 40, 37, 0.04);
  --shadow-sm: 0 2px 8px rgba(42, 40, 37, 0.06);
  --shadow-md: 0 4px 20px rgba(42, 40, 37, 0.08);
  --shadow-lg: 0 8px 40px rgba(42, 40, 37, 0.1);

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

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

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

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

a:hover {
  color: var(--color-accent);
}

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

ul, ol {
  list-style: none;
}

::selection {
  background-color: var(--color-accent);
  color: var(--color-white);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

h1 { font-size: clamp(2.2rem, 4.5vw, 4rem); line-height: 1.15; }
h2 { font-size: clamp(1.6rem, 3vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 1.8vw, 1.5rem); }
h4 { font-size: 1.1rem; }

p {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.lead {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-3xl) 0;
}

.section--warm {
  background-color: var(--color-bg-warm);
}

.section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

.section--dark p {
  color: rgba(245, 243, 239, 0.6);
}

.section--dark .label {
  color: var(--color-accent-light);
}

/* --- Section Header --- */
.section-header {
  margin-bottom: var(--space-xl);
}

.section-header h2 {
  margin-bottom: var(--space-xs);
}

.section-header .label {
  margin-bottom: var(--space-xs);
  display: block;
}

.section-header--center {
  text-align: center;
}

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

.nav--transparent {
  background-color: rgba(30, 28, 25, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.nav--solid {
  background-color: rgba(245, 243, 239, 0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--color-border-light);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.nav__logo:hover {
  opacity: 0.7;
  color: var(--color-text);
}

.nav__logo-text {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--color-text);
}

.nav--transparent .nav__logo-text {
  color: var(--color-text-inverse);
}

.nav__logo-img {
  height: 28px;
  width: auto;
  display: block;
  transition: opacity var(--transition-base);
}

.nav__logo:hover .nav__logo-img {
  opacity: 0.7;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text);
  font-weight: 400;
  position: relative;
  padding: 0.3rem 0;
  transition: color var(--transition-fast);
}

.nav--transparent .nav__link {
  color: rgba(245, 243, 239, 0.85);
}

.nav__link:hover {
  color: var(--color-accent);
}

.nav--transparent .nav__link:hover {
  color: var(--color-accent-light);
}

.nav__link.active {
  color: var(--color-accent);
}

.nav--transparent .nav__link.active {
  color: var(--color-accent-light);
}

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

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

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 5px;
}

.hamburger span {
  width: 22px;
  height: 1.5px;
  background-color: var(--color-text);
  transition: all var(--transition-fast);
}

.nav--transparent .hamburger span {
  background-color: var(--color-text-inverse);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 5px);
  background-color: var(--color-text-inverse);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -5px);
  background-color: var(--color-text-inverse);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background-color: var(--color-bg-dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-lg);
  transition: right var(--transition-base);
  z-index: 999;
}

.mobile-menu.open {
  right: 0;
}

.mobile-menu a {
  font-family: var(--font-display);
  color: var(--color-text-inverse);
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  transition: color var(--transition-fast);
  opacity: 0.7;
}

.mobile-menu a:hover {
  color: var(--color-accent-light);
  opacity: 1;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--color-text);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
}

.btn--accent {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

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

.btn--inverse {
  border-color: rgba(245, 243, 239, 0.4);
  color: var(--color-text-inverse);
}

.btn--inverse:hover {
  background-color: var(--color-text-inverse);
  color: var(--color-bg-dark);
}

.btn--sm {
  padding: 0.6rem 1.4rem;
  font-size: 0.72rem;
}

.btn--filled {
  background-color: var(--color-text);
  color: var(--color-bg);
  border-color: var(--color-text);
}

.btn--filled:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

/* --- Divider --- */
.divider {
  width: 40px;
  height: 1px;
  background-color: var(--color-accent);
  margin: var(--space-md) 0;
}

.divider--center {
  margin-left: auto;
  margin-right: auto;
}

/* --- Portfolio Grid --- */
.portfolio-grid {
  display: grid;
  gap: var(--space-md);
}

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

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

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

.portfolio-grid--masonry .portfolio-item:nth-child(2) {
  grid-row: span 2;
}

/* --- Portfolio Item --- */
.portfolio-item {
  position: relative;
  overflow: hidden;
  background-color: var(--color-bg-warm);
  cursor: pointer;
  text-decoration: none;
  display: block;
  box-sizing: border-box;
}

.portfolio-item__image-wrap {
  position: relative;
  overflow: hidden;
}

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

.portfolio-item:hover .portfolio-item__image-wrap img {
  transform: scale(1.04);
}

.portfolio-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(30, 28, 25, 0.7) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-lg);
}

.portfolio-item:hover .portfolio-item__overlay {
  opacity: 1;
}

.portfolio-item__overlay .label {
  color: var(--color-accent-light);
  margin-bottom: var(--space-2xs);
}

.portfolio-item__overlay h3 {
  color: var(--color-text-inverse);
  font-size: 1.3rem;
  font-weight: 400;
}

.portfolio-item__info {
  padding: var(--space-md) 0;
}

.portfolio-item__info h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  margin-bottom: var(--space-2xs);
  transition: color var(--transition-fast);
}

.portfolio-item:hover .portfolio-item__info h3 {
  color: var(--color-accent);
}

.portfolio-item__info .label {
  margin-bottom: 0;
}

/* --- Project Detail --- */
.project-hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background-color: var(--color-bg-dark);
}

.project-hero__image {
  position: absolute;
  inset: 0;
}

.project-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

.project-hero__content {
  position: relative;
  z-index: 2;
  padding: var(--space-3xl) 0 var(--space-xl);
  width: 100%;
}

.project-hero__content h1 {
  color: var(--color-text-inverse);
  margin-bottom: var(--space-sm);
}

.project-hero__content .lead {
  color: rgba(245, 243, 239, 0.7);
  max-width: 500px;
}

.project-meta {
  display: flex;
  gap: var(--space-xl);
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.project-meta__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
}

.project-meta__item .label {
  margin-bottom: 0;
}

.project-meta__item span {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--color-text);
}

.project-body {
  padding: var(--space-xl) 0;
}

.project-body p {
  font-size: 1.05rem;
  line-height: 1.9;
  margin-bottom: var(--space-md);
}

.project-body h2 {
  margin: var(--space-xl) 0 var(--space-md);
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.project-gallery__item {
  overflow: hidden;
  background: var(--color-bg-warm);
}

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

.project-gallery__item:hover img {
  transform: scale(1.03);
}

.project-nav {
  display: flex;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border-light);
}

.project-nav a {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.project-nav a:hover {
  color: var(--color-accent);
}

/* --- About Page --- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.about-intro__image {
  overflow: hidden;
  background: var(--color-bg-warm);
}

.about-intro__image img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}

.about-intro__text h2 {
  margin-bottom: var(--space-md);
}

.about-intro__text p {
  margin-bottom: var(--space-md);
}

.about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.about-value {
  text-align: center;
  padding: var(--space-lg);
}

.about-value__number {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.about-value__icon {
  margin-bottom: var(--space-sm);
  display: flex;
  justify-content: center;
}

.about-value h4 {
  margin-bottom: var(--space-xs);
  font-family: var(--font-display);
}

.about-value p {
  font-size: 0.9rem;
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info h3 {
  font-family: var(--font-display);
  margin-bottom: var(--space-md);
}

.contact-info p {
  margin-bottom: var(--space-md);
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.contact-detail a {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.contact-detail a:hover {
  color: var(--color-accent);
}

.contact-email {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--color-accent) !important;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.contact-email:hover {
  color: var(--color-accent-dark) !important;
  transform: translateX(2px);
}

.contact-cta-btn {
  margin-top: var(--space-sm);
  font-size: 0.85rem;
  padding: 1rem 2.2rem;
  gap: 0.6rem;
}

.contact-cta-btn:hover svg {
  transform: translateX(2px);
}

.contact-cta-btn svg {
  transition: transform var(--transition-fast);
}

.contact-extra {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-extra__card {
  padding: var(--space-lg);
  border: 1px solid var(--color-border-light);
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.contact-extra__card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
}

.contact-extra__card svg {
  margin-bottom: var(--space-sm);
}

.contact-extra__card h4 {
  font-family: var(--font-display);
  font-weight: 400;
  margin-bottom: var(--space-xs);
}

.contact-extra__card p {
  font-size: 0.9rem;
  line-height: 1.7;
}

/* --- Testimonial --- */
.testimonial {
  padding: var(--space-3xl) 0;
  text-align: center;
}

.testimonial blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  line-height: 1.7;
  color: var(--color-text);
  max-width: 650px;
  margin: 0 auto var(--space-md);
  font-style: italic;
}

.testimonial cite {
  font-family: var(--font-body);
  font-style: normal;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --- CTA Section --- */
.cta-section {
  padding: var(--space-3xl) 0;
  text-align: center;
}

.cta-section h2 {
  margin-bottom: var(--space-sm);
}

.cta-section p {
  max-width: 450px;
  margin: 0 auto var(--space-md);
}

.cta-section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

.cta-section--dark h2 {
  color: var(--color-text-inverse);
}

.cta-section--dark p {
  color: rgba(245, 243, 239, 0.6);
}

.cta-section--dark .label {
  color: var(--color-accent-light);
}

.cta-section__actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Footer --- */
.footer {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer__brand p {
  color: rgba(245, 243, 239, 0.4);
  font-size: 0.9rem;
  margin-top: var(--space-xs);
  max-width: 280px;
  line-height: 1.7;
}

.footer__logo-img {
  height: 26px;
  width: auto;
  display: block;
  margin-bottom: var(--space-xs);
  opacity: 0.6;
  transition: opacity var(--transition-base);
}

.footer__logo-img:hover {
  opacity: 1;
}

.footer__nav {
  display: flex;
  gap: var(--space-xl);
}

.footer__nav-col h4 {
  font-family: var(--font-body);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(245, 243, 239, 0.25);
  margin-bottom: var(--space-sm);
  font-weight: 500;
}

.footer__nav-col a {
  display: block;
  color: rgba(245, 243, 239, 0.45);
  font-size: 0.85rem;
  padding: 0.15rem 0;
  transition: color var(--transition-fast);
}

.footer__nav-col a:hover {
  color: var(--color-accent-light);
}

.footer__social {
  display: flex;
  gap: var(--space-sm);
}

.footer__social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(245, 243, 239, 0.12);
  border-radius: 50%;
  color: rgba(245, 243, 239, 0.35);
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
}

.footer__social a svg {
  width: 15px;
  height: 15px;
}

.footer__bottom {
  border-top: 1px solid rgba(245, 243, 239, 0.06);
  padding-top: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__bottom p {
  font-size: 0.72rem;
  color: rgba(245, 243, 239, 0.2);
}

.footer__bottom-links {
  display: flex;
  gap: var(--space-md);
}

.footer__bottom-links a {
  font-size: 0.72rem;
  color: rgba(245, 243, 239, 0.2);
  transition: color var(--transition-fast);
}

.footer__bottom-links a:hover {
  color: var(--color-accent-light);
}

/* --- Blog Cards --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

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

.blog-card {
  display: block;
  text-decoration: none;
  overflow: hidden;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border);
}

.blog-card--featured {
  grid-column: span 2;
}

.blog-card__img {
  overflow: hidden;
  aspect-ratio: 16/10;
}

.blog-card--featured .blog-card__img {
  aspect-ratio: 21/9;
}

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

.blog-card:hover .blog-card__img img {
  transform: scale(1.06);
}

.blog-card__body {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
}

.blog-card__body .label {
  display: block;
  margin-bottom: var(--space-xs);
  transition: color var(--transition-fast);
}

.blog-card:hover .blog-card__body .label {
  color: var(--color-accent);
}

.blog-card__body h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  margin-bottom: var(--space-xs);
  transition: color var(--transition-fast);
}

.blog-card:hover .blog-card__body h3 {
  color: var(--color-accent);
}

.blog-card__body p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.blog-card__meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

/* --- Enhanced Hover Effects --- */

/* Portfolio items — lift + shadow on hover */
.portfolio-item {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

/* About value cards — lift on hover */
.about-value {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  border-radius: var(--radius-md);
}

.about-value:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  background-color: var(--color-bg);
}

/* About intro image — subtle zoom on hover */
.about-intro__image img {
  transition: transform var(--transition-slow);
}

.about-intro__image:hover img {
  transform: scale(1.03);
}

/* Services strip items — lift + accent color on hover */
.services-strip__item {
  transition: transform var(--transition-base), background-color var(--transition-base);
  border-radius: var(--radius-md);
  cursor: default;
}

.services-strip__item:hover {
  transform: translateY(-3px);
  background-color: var(--color-bg);
}

.services-strip__item:hover h4 {
  color: var(--color-accent);
}

.services-strip__item h4 {
  transition: color var(--transition-fast);
}

/* Contact detail links — underline animation */
.contact-detail a {
  position: relative;
  display: inline-block;
}

.contact-detail a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-accent);
  transition: width var(--transition-base);
}

.contact-detail a:hover::after {
  width: 100%;
}

/* Form inputs — subtle background shift on focus */
.form-group input,
.form-group textarea {
  transition: border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  background-color: rgba(139, 126, 106, 0.04);
  box-shadow: 0 0 0 3px rgba(139, 126, 106, 0.08);
}

/* Buttons — scale + shadow on hover */
.btn {
  transition: all var(--transition-fast), transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Footer social icons — rotate + scale on hover */
.footer__social a {
  transition: all var(--transition-fast), transform 0.2s ease;
}

.footer__social a:hover {
  transform: translateY(-2px) scale(1.05);
}

/* Project gallery items — overlay on hover */
.project-gallery__item {
  position: relative;
}

.project-gallery__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(139, 126, 106, 0.08);
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

.project-gallery__item:hover::after {
  opacity: 1;
}

/* Project nav links — arrow slide on hover */
.project-nav a {
  position: relative;
  display: inline-block;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.project-nav a:first-child:hover {
  transform: translateX(-4px);
}

.project-nav a:last-child:hover {
  transform: translateX(4px);
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  .portfolio-grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-intro {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .about-values {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .blog-grid--listing {
    grid-template-columns: 1fr;
  }
  .blog-card--featured {
    grid-column: span 1;
  }
  .blog-card--featured .blog-card__img {
    aspect-ratio: 16/10;
  }
}

@media (max-width: 900px) {
  .nav__links {
    display: none;
  }
  .hamburger {
    display: flex;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  .portfolio-grid--2,
  .portfolio-grid--masonry {
    grid-template-columns: 1fr;
  }

  .portfolio-grid--masonry .portfolio-item:nth-child(2) {
    grid-row: span 1;
  }

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

  .about-values {
    grid-template-columns: 1fr;
  }

  .project-hero {
    min-height: 50vh;
  }

  .project-meta {
    flex-direction: column;
    gap: var(--space-md);
  }

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

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

  .footer__inner {
    flex-direction: column;
  }

  .footer__nav {
    flex-direction: column;
    gap: var(--space-md);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --space-lg: 1.5rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 5rem;
  }
}