* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* FONTS: άλλαξε μόνο αυτές τις δύο γραμμές */
  --font-head: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Helvetica Neue", Helvetica, Arial, sans-serif;

  --bg: #ffffff;
  --bg-sand: #f4efe7;
  --ink: #1b1712;
  --ink-hover: #3a332b;
  --muted: #6e665d;
  --rule: #e3dcd1;
  --wood: #8a5a2e;
  --overlay: rgba(18, 12, 6, 0.78);
  --small-spacing: -0.02em;
  --head-spacing: -0.025em;
  --ease: cubic-bezier(0.25, 0.6, 0.25, 1);
  --shadow-min: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--wood);
  outline-offset: 4px;
}

.no-scroll {
  overflow: hidden;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

section {
  scroll-margin-top: 60px;
}

.hero-wrapper,
.story-wrapper,
.services-wrapper,
.process-wrapper,
.where-wrapper,
.faq-wrapper,
.contact-wrapper,
.footer-wrapper {
  max-width: 1280px;
  margin: 0 auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

h1,
h2,
h3 {
  font-family: var(--font-head);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: var(--head-spacing);
}

h2 {
  font-size: clamp(2.25rem, 4.6vw, 4rem);
}

p {
  max-width: 36em;
}

/*==== BUTTONS ====*/
.cta-btn-primary,
.cta-btn-dark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  border-radius: 3px;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  transition:
    background 0.2s,
    color 0.2s;
}

.cta-btn-primary {
  background: var(--bg);
  color: var(--ink);
}

.cta-btn-primary:hover {
  background: var(--bg-sand);
}

.cta-btn-dark {
  background: var(--ink);
  color: #fff;
}

.cta-btn-dark:hover {
  background: var(--ink-hover);
}

.btn-icon {
  width: 18px;
  height: 18px;
  flex: none;
}

/*==== NAV BAR ====*/
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  color: #fff;
  z-index: 999;
  transition:
    background 0.3s,
    color 0.3s,
    box-shadow 0.3s;
}

.site-header-solid,
.no-scroll .site-header {
  background: var(--bg);
  color: var(--ink);
  box-shadow: 0 1px 0 var(--rule);
}

.navbar {
  display: flex;
  align-items: center;
  max-width: 1280px;
  height: 80px;
  margin: 0 auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 500;
  line-height: 1.15;
  text-decoration: none;
  position: relative;
  z-index: 2;
}

.brand-logo {
  width: 40px;
  height: 40px;
  filter: brightness(0) invert(1);
  transition: filter 0.3s;
}

.site-header-solid .brand-logo,
.no-scroll .brand-logo {
  filter: none;
}

.brand-name small {
  display: block;
  font-size: 0.8rem;
  font-weight: 400;
  opacity: 0.75;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
  list-style: none;
}

.nav-menu a {
  font-size: 0.95rem;
  text-decoration: none;
  white-space: nowrap;
  opacity: 0.85;
}

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

.call-now {
  padding: 9px 16px;
  border: 1.5px solid currentColor;
  border-radius: 3px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  z-index: 2;
}

.hamburger-button {
  display: none;
  border: none;
  background: none;
}

/*==== HERO ====*/
.hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 100vh;
  min-height: 100svh;
  color: #fff;
  overflow: hidden;
}

.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 60% 45%;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      90deg,
      var(--overlay) 0%,
      rgba(18, 12, 6, 0.45) 45%,
      rgba(18, 12, 6, 0.05) 100%
    ),
    linear-gradient(0deg, rgba(18, 12, 6, 0.55) 0%, rgba(18, 12, 6, 0) 40%);
}

.hero-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  padding-top: 140px;
  padding-bottom: 48px;
}

.hero h1 {
  font-size: clamp(2.9rem, 7vw, 6.5rem);
  max-width: 11em;
  margin-bottom: 26px;
}

.hero-paragraph {
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  max-width: 30em;
  margin-bottom: 38px;
  opacity: 0.92;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 48px;
  margin-top: 72px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 0.95rem;
  list-style: none;
}

.hero-facts strong {
  display: block;
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 500;
}

/*==== ΤΟ ΕΡΓΑΣΤΗΡΙΟ ====*/
.story {
  padding: 140px 0;
}

.story-wrapper {
  display: grid;
  grid-template-columns: 6fr 5fr;
  align-items: center;
  gap: 96px;
}

.story-big {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 3.2vw, 2.75rem);
  line-height: 1.22;
  letter-spacing: var(--small-spacing);
  max-width: none;
  margin-bottom: 32px;
}

.story-paragraph {
  color: var(--muted);
}

/*==== ΑΠΟ ΓΕΝΙΑ ΣΕ ΓΕΝΙΑ ====*/
.growth {
  justify-self: end;
  width: 100%;
  max-width: 460px;
}

.growth-title {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 500;
  margin-bottom: 18px;
}

.growth-box {
  position: relative;
  width: 100%;
  aspect-ratio: 460 / 260;
}

.growth-trunk {
  position: absolute;
  top: 0;
  left: 0;
  width: 56.5%;
  height: 100%;
  object-fit: contain;
  clip-path: circle(0% at 50% 50%);
  transition: clip-path 1.6s var(--ease);
}

.growth-tags {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.growth-tags path {
  fill: none;
  stroke: var(--ink);
  stroke-width: 1.2;
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  transition: stroke-dashoffset 0.9s ease;
}

.growth-tags circle {
  fill: var(--wood);
  stroke: #fff;
  stroke-width: 1.5;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.growth-tags text {
  font-family: var(--font-body);
  font-size: 17px;
  fill: var(--ink);
  opacity: 0;
  transition: opacity 0.6s ease;
}

.growth-tags .tag-sub {
  font-size: 13px;
  fill: var(--muted);
}

.tag-one circle {
  transition-delay: 0.2s;
}

.tag-one path {
  transition-delay: 0.3s;
}

.tag-one text {
  transition-delay: 0.7s;
}

.tag-two circle {
  transition-delay: 1.1s;
}

.tag-two path {
  transition-delay: 1.2s;
}

.tag-two text {
  transition-delay: 1.6s;
}

/* όταν φαίνεται στην οθόνη, το script.js βάζει την κλάση growth-in */
.growth-in .growth-trunk {
  clip-path: circle(72% at 50% 50%);
}

.growth-in .growth-tags path {
  stroke-dashoffset: 0;
}

.growth-in .growth-tags circle,
.growth-in .growth-tags text {
  opacity: 1;
}

.growth-sign {
  margin-top: 18px;
  font-size: 1rem;
  color: var(--muted);
}

.growth-sign strong {
  color: var(--ink);
  font-weight: 600;
}

/*==== ΤΙ ΦΤΙΑΧΝΟΥΜΕ ====*/
.services {
  padding: 130px 0;
  background: var(--bg-sand);
}

.services-heading {
  display: grid;
  grid-template-columns: 5fr 7fr;
  align-items: center;
  gap: 64px;
  margin-bottom: 72px;
}

.services-paragraph {
  color: var(--muted);
  font-size: 1.2rem;
}

.services-groups {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px 48px;
}

.service-group h3 {
  font-size: 1.6rem;
  padding-bottom: 14px;
  margin-bottom: 6px;
  border-bottom: 1.5px solid var(--ink);
}

.service-group ul {
  list-style: none;
}

.service-group li {
  padding: 11px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 1.05rem;
}

.services-note {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid var(--rule);
}

.services-note p {
  font-size: 1.2rem;
  max-width: 34em;
}

/*==== ΔΙΑΔΙΚΑΣΙΑ ====*/
.process {
  position: relative;
  padding: 150px 0 120px 0;
  color: #fff;
  overflow: hidden;
}

.process-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 45%;
}

.process::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    0deg,
    rgba(18, 12, 6, 0.86) 0%,
    rgba(18, 12, 6, 0.55) 55%,
    rgba(18, 12, 6, 0.35) 100%
  );
}

.process-wrapper {
  position: relative;
  z-index: 1;
}

.process h2 {
  margin-bottom: 18px;
}

.process-paragraph {
  font-size: 1.2rem;
  margin-bottom: 72px;
  opacity: 0.9;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  list-style: none;
}

.process-steps li {
  padding-top: 22px;
  border-top: 1.5px solid rgba(255, 255, 255, 0.75);
}

.process-steps h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.process-steps p {
  font-size: 1rem;
  opacity: 0.88;
}

/*==== ΓΙΑ ΠΟΙΟΥΣ ΔΟΥΛΕΥΟΥΜΕ ====*/
.where {
  padding: 130px 0;
}

.where-who {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 64px;
}

.where-who ul {
  list-style: none;
}

.where-who li {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 20px;
  padding: 18px 0;
  border-top: 1px solid var(--rule);
}

.where-who li:last-child {
  border-bottom: 1px solid var(--rule);
}

.where-who strong {
  font-weight: 600;
}

.where-who span {
  color: var(--muted);
  font-size: 1rem;
}

/*==== ΣΥΧΝΕΣ ΕΡΩΤΗΣΕΙΣ ====*/
.faq {
  padding: 130px 0;
  background: var(--bg-sand);
}

.faq-wrapper {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 64px;
}

.faq details {
  padding: 22px 0;
  border-top: 1px solid var(--rule);
}

.faq details:last-child {
  border-bottom: 1px solid var(--rule);
}

.faq summary {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 500;
  list-style: none;
  cursor: pointer;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  font-size: 1.6rem;
  line-height: 1;
  transition: transform 0.25s;
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 1.05rem;
}

/*==== ΕΠΙΚΟΙΝΩΝΙΑ ====*/
.contact {
  padding: 130px 0 90px 0;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 5fr 6fr;
  align-items: center;
  gap: 72px;
}

.contact h2 {
  margin-bottom: 16px;
}

.contact-paragraph {
  color: var(--muted);
  font-size: 1.2rem;
  margin-bottom: 18px;
}

.contact-details {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 12px 32px;
  margin: 32px 0 36px 0;
  padding: 24px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  font-size: 1.05rem;
}

.contact-details dt {
  color: var(--muted);
}

.contact-details a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--rule);
  text-underline-offset: 4px;
  transition: text-decoration-color 0.2s;
}

.contact-details a:hover {
  text-decoration-color: var(--wood);
}

.contact-map {
  aspect-ratio: 4 / 3;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--bg-sand);
  overflow: hidden;
}

.contact-map iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(0.35) contrast(1.05);
}

/*==== FOOTER ====*/
footer {
  padding: 28px 0 36px 0;
  border-top: 1px solid var(--rule);
  font-size: 0.85rem;
  color: var(--muted);
}

.footer-wrapper {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}

footer a {
  text-decoration: none;
}

@media (max-width: 1024px) {
  /*==== NAV BAR 1024 ====*/
  .navbar {
    height: 72px;
  }

  .call-now {
    margin-left: auto;
  }

  .hamburger-button {
    display: flex;
    width: 32px;
    height: 20px;
    position: relative;
    z-index: 2;
    cursor: pointer;
  }

  .hamburger-button span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: currentColor;
    border-radius: 20px;
    transition:
      transform 0.3s ease,
      opacity 0.3s ease;
  }

  .hamburger-button {
    color: inherit;
  }

  .hamburger-button span:nth-child(1) {
    top: 0;
  }

  .hamburger-button span:nth-child(2) {
    top: 9px;
  }

  .hamburger-button span:nth-child(3) {
    top: 18px;
  }

  .hamburger-button-open span:nth-child(1) {
    opacity: 0;
  }

  .hamburger-button-open span:nth-child(2) {
    transform: rotate(45deg);
  }

  .hamburger-button-open span:nth-child(3) {
    transform: rotate(-45deg);
    top: 9px;
  }

  .nav-menu {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 22px;
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
  }

  .nav-menu a {
    font-family: var(--font-head);
    font-size: 1.8rem;
    opacity: 1;
  }

  .nav-menu-open {
    opacity: 1;
    pointer-events: auto;
  }

  /*==== ΤΟ ΕΡΓΑΣΤΗΡΙΟ 1024 ====*/
  .story {
    padding: 100px 0;
  }

  .story-wrapper {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .growth {
    justify-self: start;
  }

  /*==== ΤΙ ΦΤΙΑΧΝΟΥΜΕ 1024 ====*/
  .services {
    padding: 100px 0;
  }

  .services-heading {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 56px;
  }

  .services-groups {
    grid-template-columns: 1fr 1fr;
  }

  /*==== ΔΙΑΔΙΚΑΣΙΑ 1024 ====*/
  .process-steps {
    grid-template-columns: 1fr 1fr;
    row-gap: 48px;
  }

  /*==== ΓΙΑ ΠΟΙΟΥΣ 1024 ====*/
  .where {
    padding: 100px 0;
  }

  .where-who {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /*==== ΣΥΧΝΕΣ ΕΡΩΤΗΣΕΙΣ 1024 ====*/
  .faq {
    padding: 100px 0;
  }

  .faq-wrapper {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /*==== ΕΠΙΚΟΙΝΩΝΙΑ 1024 ====*/
  .contact {
    padding: 100px 0 60px 0;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 768px) {
  /*==== BODY 768 ====*/
  body {
    font-size: 17px;
  }

  /*==== NAV BAR 768 ====*/
  .navbar {
    height: 64px;
  }

  .call-now {
    display: none;
  }

  .hamburger-button {
    margin-left: auto;
  }

  .brand-logo {
    width: 34px;
    height: 34px;
  }

  /*==== HERO 768 ====*/
  .hero::after {
    background: linear-gradient(
      0deg,
      rgba(18, 12, 6, 0.85) 0%,
      rgba(18, 12, 6, 0.5) 55%,
      rgba(18, 12, 6, 0.2) 100%
    );
  }

  .hero-wrapper {
    padding-top: 110px;
    padding-bottom: 32px;
  }

  .hero-facts {
    gap: 14px 28px;
    margin-top: 48px;
  }

  /*==== ΤΟ ΕΡΓΑΣΤΗΡΙΟ 768 ====*/
  .story {
    padding: 80px 0;
  }

  /*==== ΤΙ ΦΤΙΑΧΝΟΥΜΕ 768 ====*/
  .services {
    padding: 80px 0;
  }

  .services-groups {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /*==== ΔΙΑΔΙΚΑΣΙΑ 768 ====*/
  .process {
    padding: 90px 0 70px 0;
  }

  .process-paragraph {
    margin-bottom: 48px;
  }

  .process-steps {
    grid-template-columns: 1fr;
    row-gap: 36px;
  }

  /*==== ΓΙΑ ΠΟΙΟΥΣ 768 ====*/
  .where {
    padding: 80px 0;
  }

  .where-who li {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  /*==== ΣΥΧΝΕΣ ΕΡΩΤΗΣΕΙΣ 768 ====*/
  .faq {
    padding: 80px 0;
  }

  .faq summary {
    font-size: 1.15rem;
  }

  /*==== ΕΠΙΚΟΙΝΩΝΙΑ 768 ====*/
  .contact {
    padding: 80px 0 48px 0;
  }

  .contact-details {
    grid-template-columns: 1fr;
    row-gap: 2px;
  }

  .contact-details dd {
    margin-bottom: 12px;
  }

  .contact-details dd:last-child {
    margin-bottom: 0;
  }
}

/*==== ΛΙΓΟΤΕΡΗ ΚΙΝΗΣΗ (ρύθμιση συσκευής) ====*/
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .growth-trunk {
    clip-path: none;
    transition: none;
  }

  .growth-tags * {
    transition: none !important;
    opacity: 1 !important;
    stroke-dashoffset: 0 !important;
  }
}