/* ================================================================
   ALENA GLUSHCHENKO — styles.css
   Form factor: smkris.ru  |  Content & aesthetic: alenaglushchenko.com
   Accent color: Coral / Terracotta
   ================================================================ */

/* ── Custom Properties ─────────────────────────────────────────── */
:root {
  --accent:        #C4714D;
  --accent-hover:  #D4886A;
  --accent-dark:   #A85C39;
  --accent-alpha:  rgba(196, 113, 77, 0.22);

  --black:         #080808;
  --dark:          #101010;
  --dark-2:        #181818;
  --dark-3:        #222222;

  --cream:         #F0EBE3;
  --cream-2:       #E8E1D9;
  --white:         #FFFFFF;

  --text-dark:     #1A1A1A;
  --text-mid:      #555555;
  --text-gray:     #898989;
  --text-muted:    rgba(255,255,255,0.35);
  --text-light:    rgba(255,255,255,0.65);

  --font-serif:    'Cormorant Garamond', Georgia, serif;
  --font-sans:     'Montserrat', 'Helvetica Neue', Arial, sans-serif;

  --nav-h:         64px;
  --max-w:         1280px;
  --pad-x:         48px;

  --ease:          cubic-bezier(0.4, 0, 0.2, 1);
  --t:             0.28s;
  --t-med:         0.45s;
  --t-slow:        0.65s;
}

/* ── Reset ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; font-size: 16px; -webkit-font-smoothing: antialiased; }
body  { font-family: var(--font-sans); background: var(--cream); color: var(--text-dark); overflow-x: hidden; }
a     { text-decoration: none; color: inherit; }
img   { display: block; max-width: 100%; height: auto; }
button { cursor: pointer; }

/* ================================================================
   NAVIGATION
   ================================================================ */
.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  height: var(--nav-h);
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--pad-x);
}

/* Logo */
.nav__logo {
  display: block;
  width: 240px;
  height: 36px;
  overflow: hidden;
  mix-blend-mode: screen;
  flex-shrink: 0;
  transition: opacity var(--t);
}
.nav__logo:hover { opacity: 0.7; }

.nav__logo-img {
  display: block;
  width: 500px;
  max-width: none;
  height: auto;
  margin-top: -237px;
  margin-left: -130px;
  filter: invert(1) brightness(1.5) contrast(1.2);
}

.nav__logo-text {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--white);
  text-transform: uppercase;
}

/* Hamburger */
.nav__hamburger {
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
}

.nav__hamburger span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--white);
  transition: background var(--t), transform var(--t), opacity var(--t);
  transform-origin: center;
}

.nav__hamburger:hover span { background: var(--accent); }

.nav__hamburger.is-active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__hamburger.is-active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.is-active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ================================================================
   MENU OVERLAY
   ================================================================ */
.menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 199;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med) var(--ease);
}
.menu-overlay.is-open {
  opacity: 1;
  pointer-events: all;
}

.menu-overlay__close {
  position: absolute;
  top: 16px;
  right: var(--pad-x);
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 1.25rem;
  padding: 10px;
  line-height: 1;
  transition: color var(--t), transform var(--t);
}
.menu-overlay__close:hover { color: var(--accent); transform: rotate(90deg); }

.menu-overlay__nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.menu-overlay__link {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 300;
  color: var(--white);
  line-height: 1.2;
  letter-spacing: 0.03em;
  padding: 2px 0;
  position: relative;
  /* slide-in underline */
  background-image: linear-gradient(var(--accent), var(--accent));
  background-position: left 100%;
  background-repeat: no-repeat;
  background-size: 0% 1px;
  transition: color var(--t), background-size var(--t-med) var(--ease);
}
.menu-overlay__link:hover {
  color: var(--accent);
  background-size: 100% 1px;
}

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

.hero__bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(
      to bottom,
      rgba(0,0,0,0.50) 0%,
      rgba(0,0,0,0.20) 45%,
      rgba(0,0,0,0.60) 100%
    ),
    url('../images/hero.jpg?v=2');
  background-size: cover;
  background-position: center 20%;
  background-color: var(--black);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 0 24px;
}

.hero__name {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  margin-bottom: 18px;
}

.hero__title {
  font-family: var(--font-sans);
  font-size: 3.75rem;
  font-weight: 800;
  color: var(--white);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin-bottom: 52px;
  text-transform: capitalize;
}

.hero__ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero__ctas--single {
  margin-top: 12px;
}

/* ================================================================
   BUTTONS
   ================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all var(--t) var(--ease);
  border: 2px solid transparent;
  text-transform: lowercase;
}

/* Filled pill — coral */
.btn--pill {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
  padding: 14px 38px;
  border-radius: 50px;
}
.btn--pill:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-alpha);
}
.btn--pill:active {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(0);
  box-shadow: none;
}

/* Ghost pill — white outline */
.btn--pill-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.45);
}
.btn--pill-outline:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-alpha);
}
.btn--pill-outline:active {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(0);
}

/* Submit */
.btn--submit {
  background: var(--white);
  color: var(--black);
  border: 2px solid var(--white);
  padding: 15px 52px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  align-self: flex-start;
  margin-top: 8px;
  transition: background var(--t), color var(--t), border-color var(--t), transform var(--t);
}
.btn--submit:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
  transform: translateY(-2px);
}
.btn--submit:active {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(0);
}
.btn--submit:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

/* ================================================================
   TICKER / MARQUEE
   ================================================================ */
.ticker {
  background: var(--dark-2);
  overflow: hidden;
  padding: 0;
  display: flex;
  align-items: stretch;
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.ticker__label {
  flex-shrink: 0;
  background: var(--dark-3);
  padding: 16px 28px;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-light);
  text-transform: uppercase;
  border-right: 1px solid rgba(255,255,255,0.07);
  display: flex;
  align-items: center;
  white-space: nowrap;
}

.ticker__wrap {
  flex: 1;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.ticker__track {
  display: inline-flex;
  gap: 24px;
  white-space: nowrap;
  padding: 16px 0;
  animation: ticker-scroll 40s linear infinite;
}

.ticker:hover .ticker__track { animation-play-state: paused; }

.ticker__track span {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--text-light);
  text-transform: uppercase;
}

.ticker__track .sep {
  color: var(--accent);
  opacity: 0.6;
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ================================================================
   SECTION HEADERS (shared dark band — like smkris.ru)
   ================================================================ */
.section-header {
  background: var(--dark-2);
  padding: 68px var(--pad-x);
  text-align: center;
}

.section-header--light {
  background: var(--cream-2);
}

.section-header__title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 5.5vw, 4.25rem);
  font-weight: 400;
  letter-spacing: 0.28em;
  color: var(--white);
  text-transform: uppercase;
}

.section-header--light .section-header__title {
  color: var(--text-dark);
  letter-spacing: 0.2em;
}

/* ================================================================
   ABOUT
   ================================================================ */
.about {
  background: var(--cream);
  padding: 100px var(--pad-x);
}

.about__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 80px;
  align-items: start;
}

.about__heading {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dark);
  margin-bottom: 32px;
}

.about__intro {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  font-weight: 300;
  font-style: italic;
  color: var(--text-dark);
  line-height: 1.75;
  margin-bottom: 24px;
}

.about__body {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.9;
  color: var(--text-mid);
  margin-bottom: 18px;
}

.about__list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}
.about__list li {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--text-mid);
  padding: 11px 0;
  border-bottom: 1px solid rgba(0,0,0,0.08);
  padding-left: 20px;
  position: relative;
}
.about__list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 400;
}

.about__quote {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.2vw, 1.65rem);
  font-style: italic;
  font-weight: 300;
  color: var(--accent);
  border-left: 2px solid var(--accent);
  padding: 6px 0 6px 22px;
  margin: 32px 0 26px;
  line-height: 1.45;
}

.about__cite {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--text-mid);
  margin-top: 10px;
  text-transform: uppercase;
}

.about__location {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-gray);
}

/* Photo col */
.about__photo {
  position: sticky;
  top: calc(var(--nav-h) + 28px);
}

.about__photo img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  filter: grayscale(100%);
  transition: filter var(--t-slow) var(--ease);
  display: block;
}

.about__photo:hover img { filter: grayscale(0%); }

/* ================================================================
   PORTFOLIO
   ================================================================ */
.portfolio {
  background: var(--black);
}

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

.portfolio__card {
  position: relative;
  height: 440px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 32px 36px;
  cursor: pointer;
}

/* Background image layer */
.portfolio__card-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-color: var(--dark-3);
  transform: scale(1.02);
  transition: transform var(--t-slow) var(--ease), filter var(--t-slow) var(--ease);
  filter: grayscale(100%);
}

.portfolio__card:hover .portfolio__card-img {
  transform: scale(1.08);
  filter: grayscale(20%);
}

/* Dark gradient overlay */
.portfolio__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0,0,0,0.82) 0%,
    rgba(0,0,0,0.30) 50%,
    rgba(0,0,0,0.08) 100%
  );
  transition: background var(--t-med) var(--ease);
}

.portfolio__card:hover .portfolio__card-overlay {
  background: linear-gradient(
    to top,
    rgba(168, 92, 57, 0.72) 0%,
    rgba(0,0,0,0.22) 55%,
    rgba(0,0,0,0.05) 100%
  );
}

/* Text */
.portfolio__card-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 7px;
  transition: transform var(--t-med) var(--ease);
}

.portfolio__card:hover .portfolio__card-content { transform: translateY(-5px); }

.portfolio__card-label {
  font-family: var(--font-sans);
  font-size: clamp(0.95rem, 1.8vw, 1.3rem);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--white);
}

.portfolio__card-sub {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
}

/* ================================================================
   SERVICES
   ================================================================ */
.services {
  background: var(--cream);
}

.services__list {
  max-width: 900px;
  margin: 0 auto;
  padding: 12px var(--pad-x) 100px;
}

/* Accordion */
.accordion-item {
  border-bottom: 1px solid var(--cream-2);
}

.accordion-item__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0;
  background: none;
  border: none;
  gap: 20px;
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.3vw, 1.75rem);
  font-weight: 400;
  color: var(--text-dark);
  text-align: left;
  transition: color var(--t);
}

.accordion-item__trigger:hover { color: var(--accent); }
.accordion-item.is-open .accordion-item__trigger { color: var(--accent); }

.accordion-item__icon {
  font-size: 1.6rem;
  font-weight: 200;
  line-height: 1;
  color: var(--text-gray);
  flex-shrink: 0;
  transition: transform var(--t-med) var(--ease), color var(--t);
}

.accordion-item__trigger:hover .accordion-item__icon { color: var(--accent); }
.accordion-item.is-open .accordion-item__icon {
  transform: rotate(45deg);
  color: var(--accent);
}

.accordion-item__content {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.42s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-item.is-open .accordion-item__content { max-height: 1400px; }

.accordion-item__content p {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.9;
  color: var(--text-mid);
  padding-bottom: 30px;
}

/* ================================================================
   CONTACT
   ================================================================ */
.contact {
  background: var(--dark);
  padding: 100px var(--pad-x);
}

.contact__inner {
  max-width: 780px;
  margin: 0 auto;
}

.contact__title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 7.5vw, 5.5rem);
  font-weight: 300;
  letter-spacing: 0.03em;
  color: var(--white);
  line-height: 1;
  margin-bottom: 60px;
}

.contact__form { display: flex; flex-direction: column; gap: 0; }

.contact__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 40px;
}

.contact__field { margin-bottom: 22px; }

.contact__input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 300;
  padding: 13px 0;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  transition: border-color var(--t);
}

.contact__input::placeholder {
  color: rgba(255,255,255,0.28);
  letter-spacing: 0.04em;
}

.contact__input:focus { border-bottom-color: var(--accent); }

.contact__select {
  cursor: pointer;
  color: rgba(255,255,255,0.28);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='7'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23777' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 2px center;
  padding-right: 20px;
}
.contact__select option { background: var(--dark-2); color: var(--white); }
.contact__select.has-value { color: var(--white); }

.contact__textarea { resize: none; line-height: 1.75; }

.contact__status {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  min-height: 1.4em;
  margin-top: 10px;
}
.contact__status.success { color: var(--accent); }
.contact__status.error   { color: #e05a5a; }

/* ================================================================
   CONTACT CTA
   ================================================================ */
.contact-cta {
  background: var(--dark);
  padding: 100px 48px;
}
.contact-cta__inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.contact-cta__heading {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 300;
  color: var(--white);
  letter-spacing: .04em;
  line-height: 1.3;
  margin-bottom: 48px;
}
.contact-cta__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 64px;
}
.contact-cta__btn {
  font-family: var(--font-sans);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--white);
  border: 1px solid rgba(255,255,255,.35);
  padding: 14px 32px;
  text-decoration: none;
  transition: border-color .25s, color .25s, background .25s;
}
.contact-cta__btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.contact-cta__photo {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  overflow: hidden;
}
.contact-cta__photo img {
  width: 100%;
  display: block;
  object-fit: cover;
}
@media (max-width: 768px) {
  .contact-cta { padding: 72px 24px; }
  .contact-cta__links { gap: 12px; }
  .contact-cta__btn { padding: 12px 24px; }
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  background: var(--black);
  padding: 60px var(--pad-x);
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.footer__name {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  color: var(--white);
  text-transform: uppercase;
}

.footer__email {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-gray);
  letter-spacing: 0.04em;
  transition: color var(--t);
}
.footer__email:hover { color: var(--accent); }

.footer__links {
  display: flex;
  gap: 32px;
  margin-top: 6px;
}
.footer__links a {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-gray);
  transition: color var(--t);
}
.footer__links a:hover { color: var(--accent); }

.footer__copy {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  color: rgba(255,255,255,0.16);
  margin-top: 22px;
  letter-spacing: 0.04em;
}

/* ================================================================
   SCROLL REVEAL
   ================================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.72s var(--ease), transform 0.72s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ================================================================
   FOCUS (accessibility)
   ================================================================ */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ================================================================
   RESPONSIVE — ≤ 1024px
   ================================================================ */
@media (max-width: 1024px) {
  :root { --pad-x: 32px; }

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

  .about__photo {
    position: static;
    max-width: 360px;
    margin: 0 auto;
  }
}

/* ================================================================
   RESPONSIVE — ≤ 768px
   ================================================================ */
@media (max-width: 768px) {
  :root { --pad-x: 24px; }

  .about   { padding: 80px var(--pad-x); }
  .contact { padding: 80px var(--pad-x); }
  .section-header { padding: 56px var(--pad-x); }

  .portfolio__grid { grid-template-columns: 1fr; }
  .portfolio__card { height: 310px; }

  .contact__row { grid-template-columns: 1fr; gap: 0; }

  .services__list { padding: 12px var(--pad-x) 80px; }

  .hero__title { font-size: 2.25rem; margin-bottom: 40px; }
  .hero__ctas  { gap: 12px; }
  .btn--pill, .btn--pill-outline { padding: 13px 30px; font-size: 0.75rem; }
}

/* ================================================================
   RESPONSIVE — ≤ 480px
   ================================================================ */
@media (max-width: 480px) {
  .menu-overlay__close { right: 20px; }
  .portfolio__card { height: 260px; padding: 22px 24px; }
  .contact__title  { margin-bottom: 44px; }
  .ticker__label   { display: none; } /* hide label on very small screens */
}