/* ===== VARIABLES ===== */
:root {
  --cream: #fcf6e6;
  --mint: #c0dfd3;
  --accent: #3a5548;
  --text: #333;
  --black: #000;
  --turquoise: #a0c3b0;
  --gray600: #475467;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  background-color: var(--mint);
  max-width: none;
  margin: 0;
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text);
}

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

a {
  color: inherit;
}

p {
  margin: 0;
}

h1, h2, h3 {
  margin: 0;
}

/* ===== NAVBAR ===== */
@keyframes navSink {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.navbar {
  z-index: 1000;
  background-color: var(--mint);
  border-bottom: 1px solid var(--black);
  position: sticky;
  top: 0;
  animation: navSink 0.6s ease 0.2s both;
}

.nav-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  padding: 20px 0;
  position: relative;
}

.nav-menu {
  position: relative;
}

.nav-link {
  color: var(--text);
  margin-left: 0;
  margin-right: 0;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 20px 0;
  text-decoration: none;
  display: inline-block;
  position: relative;
}

.nav-link.active {
  color: #0082f3;
}

.menu-button {
  float: right;
  cursor: pointer;
  padding: 18px;
  font-size: 24px;
  display: none;
  position: relative;
  background: none;
  border: none;
  color: var(--text);
}

.menu-icon {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 24px;
  height: 24px;
  position: relative;
}

.menu-icon-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text);
  transition: transform 0.3s ease, opacity 0.3s ease;
  position: absolute;
}

.menu-icon-line:nth-child(1) {
  transform: translateY(-7px);
}

.menu-icon-line:nth-child(2) {
  transform: translateY(0);
}

.menu-icon-line:nth-child(3) {
  transform: translateY(7px);
}

.menu-button[aria-expanded="true"] .menu-icon-line:nth-child(1) {
  transform: rotate(45deg);
}

.menu-button[aria-expanded="true"] .menu-icon-line:nth-child(2) {
  opacity: 0;
}

.menu-button[aria-expanded="true"] .menu-icon-line:nth-child(3) {
  transform: rotate(-45deg);
}

/* ===== HERO SECTION ===== */
.hero-section {
  background-color: var(--mint);
  border-bottom: 1px solid var(--black);
}

.hero-container {
  max-width: 1080px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
  padding: 8rem 2rem;
  position: relative;
}

.hero-intro {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  font-weight: 500;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.hero-headline {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(1.5rem, 2.6vw, 2.6rem);
  font-weight: 200;
  line-height: 1.45;
  color: var(--text);
  max-width: 820px;
}

@media (hover: hover) {
  .hero-intro-line {
    cursor: pointer;
  }

  .hero-fire-line {
    cursor: pointer;
  }
}

@media (hover: none) {
  .hero-hover-img {
    display: none;
  }
}

.hero-name-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 500;
}

.hero-serif {
  font-family: 'Literata', serif;
  font-style: italic;
  font-weight: 200;
}

.hero-hover-img {
  position: fixed;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
  z-index: 1000;
}

.hero-hover-img.visible {
  opacity: 1;
}

.hero-hover-img-el {
  width: 200px;
  border-radius: 20px;
  border: 1px solid var(--black);
}

.section-heading {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.5rem 0;
  line-height: 1.4;
}

/* ===== CASE STUDIES SECTION ===== */
.case-studies-bg {
  background-color: var(--cream);
}

.case-studies-section {
  background-color: var(--cream);
}

.case-studies-padding {
  margin-bottom: 10vh;
}

.case-studies-container {
  width: 100%;
  margin: 0 auto;
}

.case-studies-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 3rem 2rem 0;
}

.card-spacer {
  width: 100%;
  padding-bottom: 4rem;
}

.case-card {
  border: 1px solid var(--black);
  display: flex;
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.3s ease;
}

.case-card-link {
  cursor: pointer;
  width: 100%;
  text-decoration: none;
}

.case-card-grid {
  grid-template-rows: auto;
  grid-template-columns: 1.2fr 1fr;
  grid-auto-columns: 1fr;
  align-items: stretch;
  display: grid;
}

.case-card-image-wrapper {
  width: 100%;
  padding-top: 85%;
  position: relative;
  overflow: hidden;
}

.case-card-image {
  object-fit: cover;
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0%;
  transition: transform 0.3s ease;
}

.case-card:hover .case-card-image {
  transform: scale(1.05);
}

/* Scroll entrance animation */
.case-card {
  opacity: 0;
  transform: translateY(40px);
}

.case-card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.case-card.entered {
  transition: transform 0.3s ease;
}

.case-card.entered:hover {
  transform: scale(1.02);
}

@media (prefers-reduced-motion: reduce) {
  .case-card,
  .about-col {
    opacity: 1;
    transform: none;
  }

  .case-card,
  .case-card:hover,
  .case-card-image,
  .about-col,
  .testimonial-card {
    transition: none;
  }
}

.case-card-content {
  flex-direction: column;
  flex: 1;
  justify-content: center;
  height: 100%;
  padding: 3.5rem;
  display: flex;
}

.case-card-title {
  color: var(--text);
  margin-right: 10%;
  font-family: 'Literata', serif;
  font-size: 1.4rem;
  font-weight: 200;
  line-height: 1.8;
}

.case-card-subtitle {
  color: var(--text);
  font-family: 'Plus Jakarta Sans', sans-serif;
}

.title-spacer {
  height: 20px;
}

/* ===== FOOTER ===== */
.footer-wrapper {
  background-color: var(--mint);
}

.footer-component {
  border-top: 1px solid var(--black);
}

.footer-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 2rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 0;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem;
  color: var(--text);
}

.footer-copyright {
  white-space: nowrap;
}

/* ===== ABOUT SECTION ===== */
.about-section {
  background-color: var(--cream);
  padding: 7rem 0;
  border-top: 1px solid var(--black);
}

.about-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 2rem;
}

.about-grid {
  display: grid;
  grid-template-columns: 3fr 1fr 1fr;
  column-gap: 1.5rem;
  row-gap: 2rem;
  align-items: start;
}

/* Scroll entrance animation */
.about-col {
  opacity: 0;
  transform: translateY(30px);
}

.about-col.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.about-col:first-child {
  padding-right: 5rem;
}

.about-label {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.about-col .about-label:not(:first-child) {
  margin-top: 2.5rem;
}

.about-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
}

.about-text + .about-text {
  margin-top: 1rem;
}

.about-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem;
  line-height: 2;
  color: var(--text);
}

.about-list a {
  color: var(--text);
  text-decoration: none;
  position: relative;
}


/* ===== TESTIMONIALS ===== */
.testimonials-section {
  background-color: var(--mint);
  padding: 7rem 0;
  border-top: 1px solid var(--black);
}

.testimonials-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 2rem;
}

.testimonial-carousel {
  position: relative;
  margin-top: 2rem;
  padding: 0 2rem;
}

.testimonial-track-wrapper {
  overflow: hidden;
  border-radius: 20px;
}

.testimonial-track {
  display: flex;
  transition: transform 0.4s ease;
}

.testimonial-card {
  min-width: 100%;
  padding: 2.5rem;
  background-color: var(--cream);
  border: 1px solid var(--black);
  border-radius: 20px;
  box-sizing: border-box;
  transition: box-shadow 0.3s ease, background-color 0.3s ease;
}

.testimonial-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  background-color: #fdf8ef;
}

.testimonial-quote {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.testimonial-info {
  margin-top: 1rem;
}

.testimonial-author {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.testimonial-role {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem;
  color: var(--gray600);
}

.testimonial-prev,
.testimonial-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--cream);
  border: 1px solid var(--black);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text);
  transition: background-color 0.2s ease;
}

.testimonial-prev:hover,
.testimonial-next:hover {
  background-color: var(--black);
  color: var(--cream);
}

.testimonial-prev {
  left: 0;
}

.testimonial-next {
  right: 0;
}

.testimonial-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.testimonial-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid var(--black);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: background-color 0.2s ease;
}

.testimonial-dot.active {
  background: var(--black);
}

/* ===== LINK UNDERLINE MICRO-INTERACTIONS ===== */
@keyframes underlineSwipe {
  0% {
    transform: scaleX(1);
    transform-origin: right;
  }
  45% {
    transform: scaleX(0);
    transform-origin: right;
  }
  55% {
    transform: scaleX(0);
    transform-origin: left;
  }
  100% {
    transform: scaleX(1);
    transform-origin: left;
  }
}

.nav-logo::after,
.nav-link::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 1px;
  bottom: 15px;
  left: 0;
  background: currentColor;
  transform: scaleX(1);
}

.about-list a::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 1px;
  bottom: -1px;
  left: 0;
  background: currentColor;
  transform: scaleX(1);
}

.nav-logo:hover::after,
.nav-link:hover::after,
.about-list a:hover::after {
  animation: underlineSwipe 0.6s ease;
}

/* ===== RESPONSIVE: min-width 1920px ===== */
@media (min-width: 1920px) {
  .case-studies-padding {
    margin-bottom: 10vh;
  }

  .case-card-title {
    font-size: 3vh;
    line-height: 4vh;
  }

  .case-card-subtitle {
    font-size: 2vh;
    line-height: 2.5vh;
  }
}

/* ===== RESPONSIVE: min-width 1440px ===== */
@media (min-width: 1440px) {
  .case-studies-inner {
    margin-bottom: 10vh;
  }

}

/* ===== RESPONSIVE: max-width 991px ===== */
@media (max-width: 991px) {
  .hero-headline {
    font-size: clamp(1.4rem, 2.5vw, 2.2rem);
  }

  .hero-container {
    min-height: 60vh;
    padding: 6rem 2rem;
  }

  /* Nav responsive */
  .nav-link {
    margin-left: 4vw;
    margin-right: 4vw;
    display: block;
  }

  .menu-button {
    display: block;
    color: var(--text);
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--mint);
    border-bottom: 1px solid var(--black);
    z-index: 1000;
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: max-height 0.35s ease, opacity 0.3s ease;
  }

  .nav-menu.open {
    max-height: 300px;
    opacity: 1;
  }

  /* Hide nav underline in mobile dropdown */
  .nav-link::after {
    display: none;
  }

  /* Case studies responsive */
  .case-studies-padding {
    border-style: solid none none;
    border-width: 0;
  }

  .card-spacer {
    padding-bottom: 6vw;
  }

  .case-card-content {
    padding: 2rem;
  }

  .case-studies-inner {
    padding-top: 5vw;
    padding-bottom: 5vw;
  }

  .case-card-title {
    font-size: 1.5rem;
    line-height: 24px;
  }

  .case-card-subtitle {
    font-size: 14px;
    line-height: 20px;
  }

  .case-studies-section {
    border-right: 0;
    flex-flow: column;
    display: flex;
  }

  /* About page responsive */
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .about-col:first-child {
    grid-column: 1 / -1;
  }

  .about-section {
    padding: 5rem 0;
  }

  .testimonials-section {
    padding: 5rem 0;
  }
}

/* ===== RESPONSIVE: max-width 767px ===== */
@media (max-width: 767px) {
  .hero-headline {
    font-size: clamp(1.3rem, 4vw, 1.8rem);
  }

  .hero-container {
    min-height: 50vh;
    padding: 5rem 1.5rem;
  }

  /* Nav responsive */
  .nav-link {
    float: none;
    margin-left: 5vw;
    margin-right: 0;
    padding: 20px;
    display: block;
  }

  /* Case studies responsive */
  .card-spacer {
    padding-bottom: 2.5rem;
  }

  .case-card-content {
    padding: 1.5rem;
  }

  .case-card-grid {
    grid-template-columns: 1fr 1fr;
  }

  .case-studies-inner {
    padding: 3rem;
  }

  .case-card-title {
    font-size: 1rem;
    line-height: 1.3rem;
  }

  /* Footer responsive */
  .footer-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

/* ===== RESPONSIVE: max-width 479px ===== */
@media (max-width: 479px) {
  .section-heading {
    margin-bottom: 1rem;
  }

  .hero-headline {
    font-size: 1.15rem;
    line-height: 1.5;
  }

  .hero-intro {
    font-size: 0.95rem;
  }

  .hero-container {
    min-height: 45vh;
    padding: 4rem 1.25rem;
  }

  /* Nav responsive */
  .nav-link {
    margin-left: 40px;
  }

  .menu-button {
    margin-right: 0;
    padding: 10px;
  }

  /* Case studies responsive */
  .case-studies-padding {
    border-style: none;
  }

  .case-card-content {
    padding: 1rem 1.25rem;
  }

  .case-card-grid {
    grid-template: "Area" "." / 1fr;
  }

  .case-studies-inner {
    margin-top: 3vh;
    margin-left: 1vw;
    margin-right: 1vw;
    padding: 1rem;
  }

  .case-studies-header {
    border-bottom: 1px solid var(--black);
  }

  .case-card-title {
    margin-top: 10px;
    margin-right: 0;
    font-size: 1.35rem;
    line-height: 1.7rem;
  }

  .case-card-subtitle {
    font-size: 1rem;
    line-height: 1.4rem;
  }

  .title-spacer {
    height: 10px;
  }

  /* About page responsive */
  .about-section {
    padding: 3.5rem 0;
  }

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

  .about-col:first-child {
    padding-right: 0;
  }

  .about-text {
    font-size: 0.9rem;
  }

  .testimonials-section {
    padding: 3.5rem 0;
  }

  .testimonial-card {
    padding: 1.5rem;
  }

  .testimonial-quote {
    font-size: 0.9rem;
  }

  .testimonial-prev,
  .testimonial-next {
    width: 32px;
    height: 32px;
  }
}