@font-face {
  font-family: "Sloop Script Pro";
  src: url("../assets/fonts/Sloop Script Pro.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: "Sloop Script Pro";
  src: url("../assets/fonts/Sloop Script Pro Medium.otf") format("opentype");
  font-weight: 500;
  font-style: normal;
}

@font-face {
  font-family: "Sloop Script Pro";
  src: url("../assets/fonts/Sloop Script Pro Bold.otf") format("opentype");
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: "Evolventa";
  src: url("../assets/fonts/Evolventa-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: "Evolventa";
  src: url("../assets/fonts/Evolventa-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: "Gagalin";
  src: url("../assets/fonts/Gagalin-Regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
}

:root {
  --brown: #5b3824;
  --brown-dark: #2f1d14;
  --paper: #efe0bf;
  --gold: #b28b33;
  --cream: #f8efde;
  --shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
  --ease-out-soft: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  width: 100%;
  min-height: 100%;
}

body {
  margin: 0;
  font-family: "Evolventa", Arial, Helvetica, sans-serif;
  color: var(--brown-dark);
  background: #2b1912;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.site-wrap {
  width: 100%;
  max-width: none;
  margin: 0;
  background: var(--paper);
  box-shadow: none;
}

/* ========================= */
/* ВЕРХНЕЕ МЕНЮ */
/* ========================= */

.site-header {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 100;

  width: 100%;
  height: 105px;
  padding: 0 112px;

  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;

  color: #eee2c8;
  background: transparent;
  box-shadow: none;
}

.site-header--light {
  color: #ead2a4;
}

.site-header--dark {
  color: #3b241c;
}

.site-brand {
  justify-self: start;

  display: inline-flex;
  align-items: center;
  gap: 10px;

  font-family: "Evolventa", Arial, Helvetica, sans-serif;
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;

  color: inherit;
}

.site-header--dark .site-brand,
.site-header--dark .site-nav a,
.site-header--dark .site-nav a.active,
.site-header--dark .site-dots {
  color: #3b241c;
}

.site-header--light .site-brand,
.site-header--light .site-nav a,
.site-header--light .site-nav a.active,
.site-header--light .site-dots {
  color: #ead2a4;
}

.site-brand-icon,
.site-brand__icon,
.brand-icon {
  width: 24px;
  height: 24px;
  flex: 0 0 24px;
}

.site-brand-icon {
  display: inline-block;
  position: relative;
  background: none;
  border: 2px solid currentColor;
  border-top: 0;
}

.site-brand-icon::before {
  content: "";
  position: absolute;
  left: 3px;
  right: 3px;
  top: 2px;
  height: 8px;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: skewX(-12deg);
}

.site-brand-icon::after {
  content: "";
  position: absolute;
  left: 5px;
  right: 5px;
  bottom: 4px;
  height: 7px;
  background:
    linear-gradient(currentColor 0 0) left center / 2px 100% no-repeat,
    linear-gradient(currentColor 0 0) center center / 2px 100% no-repeat,
    linear-gradient(currentColor 0 0) right center / 2px 100% no-repeat;
}

.site-brand__icon,
.brand-icon {
  object-fit: contain;
}

.site-nav {
  justify-self: center;

  display: flex;
  align-items: center;
  justify-content: center;
  gap: 44px;
  flex-wrap: nowrap;
}

.site-nav a {
  font-family: "Evolventa", Arial, Helvetica, sans-serif;
  font-size: 28px;
  font-weight: 400;
  line-height: 1;
  color: inherit;
  border: none;
  transition:
    color 0.3s ease,
    transform 0.3s var(--ease-out-soft);
}

.site-nav a:hover {
  color: #eee2c8;
  transform: translateY(-2px);
}

.site-header--dark .site-nav a:hover {
  color: #2f1d14;
}

.site-nav a.active {
  color: #eee2c8;
  font-weight: 400;
  border: none;
}

.site-header--dark .site-nav a.active {
  color: #4a382e;
}

.site-dots {
  justify-self: end;

  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 0.9;
}

.site-dots span {
  width: 14px;
  height: 14px;
  display: block;
  border-radius: 50%;
  background: currentColor;
}

.site-header--light .site-dots span {
  background: #d8bd86;
}

.site-header--dark .site-dots span {
  background: #5a4031;
}

/* ========================= */
/* ОБЩИЕ СЕКЦИИ */
/* ========================= */

.page-hero {
  min-height: 720px;
  padding: 110px 50px 50px;

  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  gap: 28px;
  align-items: center;

  color: var(--cream);
}

.section,
.section.alt,
.page-hero.arch,
.task-hero {
  background: url("../assets/fon2.jpg") center center / cover no-repeat;
}

.section {
  width: 100%;
  min-height: 720px;
  padding: 72px 70px;
  position: relative;
}

.center {
  text-align: center;
}

/* ========================= */
/* РУКОПИСНЫЕ НАДПИСИ */
/* ========================= */

.kicker,
.script,
.script-label,
.painting-title .kicker,
.task-picture-title {
  font-family: "Sloop Script Pro", cursive !important;
  font-weight: 400 !important;
  font-style: normal !important;
  line-height: 0.9;
  color: #4d3121;
}

.kicker,
.script,
.script-label {
  font-size: clamp(46px, 4.8vw, 72px);
}

/* ========================= */
/* ЗАГОЛОВКИ И ОБЫЧНЫЙ ТЕКСТ */
/* ========================= */

.section-title {
  margin: 0 0 24px;

  font-family: "Gagalin", Impact, "Arial Black", Arial, sans-serif;
  font-size: clamp(24px, 2.6vw, 38px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-transform: uppercase;

  color: #3f2c22;
}

.small-title {
  font-size: 28px;
}

.section p {
  margin: 0 0 18px;

  font-family: "Evolventa", Arial, Helvetica, sans-serif;
  font-size: clamp(18px, 1.8vw, 25px);
  font-weight: 400;
  line-height: 1.35;
  color: #4a382e;
}

.highlight {
  font-family: "Gagalin", Impact, "Arial Black", Arial, sans-serif;
  font-weight: 400;
  text-transform: uppercase;
  color: #4b3a35;
}

.muted {
  color: rgba(43, 32, 28, 0.75);
}

/* ========================= */
/* СЕТКИ */
/* ========================= */

.two-col {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 52px;
  align-items: center;
}

.gallery-two {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 38px;
  align-items: start;
  margin: 30px 0;
}

.card-img {
  width: 100%;
  display: block;

  border: 5px solid #5c4233;
  border-radius: 10px;
  background: #fff;
  box-shadow: var(--shadow);
}

/* ========================= */
/* КАРТИНКИ-КЛЯКСЫ */
/* ========================= */

.blob-wrap img {
  width: 100%;
  display: block;

  border-radius: 24px;

  clip-path: polygon(
    8% 5%,
    35% 1%,
    63% 6%,
    91% 4%,
    99% 20%,
    95% 50%,
    99% 84%,
    77% 98%,
    45% 95%,
    12% 99%,
    2% 78%,
    6% 44%,
    0 16%
  );

  box-shadow: var(--shadow);
}

/* ========================= */
/* ФОРМУЛЫ */
/* ========================= */

.formula-box {
  margin: 22px 0 28px;
  padding: 24px 30px;

  background: rgba(255, 255, 255, 0.22);
  border-left: 8px solid var(--gold);

  box-shadow: var(--shadow);
}

.formula-box p {
  margin-bottom: 10px;
  font-weight: 700;
}

.formula {
  margin: 12px 0 16px;

  font-family: "Gagalin", Impact, "Arial Black", Arial, sans-serif;
  font-size: clamp(34px, 5vw, 60px);
  font-weight: 400;
  line-height: 1.05;

  color: #2d1a12;
}

/* ========================= */
/* МОНА ЛИЗА */
/* ========================= */

.mona-layout {
  display: grid;
  grid-template-columns: 292px 1fr 292px;
  gap: 28px;
  align-items: center;
  margin-top: 30px;
}

.mona-layout p {
  font-size: 24px;
  font-weight: 700;
}

.answer-text {
  display: none;

  margin-top: 20px;

  font-family: "Evolventa", Arial, Helvetica, sans-serif;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.35;
  color: #4a382e;
}

.answer-text.visible {
  display: block;
}

/* ========================= */
/* КНОПКИ */
/* ========================= */

.btn {
  appearance: none;
  border: none;
  cursor: pointer;

  padding: 18px 26px;
  border-radius: 12px;

  font-family: "Gagalin", Impact, "Arial Black", Arial, sans-serif;
  font-size: 18px;
  font-weight: 400;
  text-transform: uppercase;

  color: #fff3de;
  background: #3b2625;

  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);

  transition:
    transform 0.28s var(--ease-out-soft),
    background 0.28s ease,
    box-shadow 0.28s ease;
}

.btn:hover {
  background: #513231;
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(1px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.16);
}

/* ========================= */
/* ТРЕУГОЛЬНИКИ */
/* ========================= */

.triangle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 42px 34px;
  margin-top: 32px;
}

.triangle-item {
  text-align: left;
}

.triangle-item img {
  width: 155px;
  height: 130px;
  object-fit: contain;
  margin: 0 auto 14px;
}

.triangle-item h3 {
  margin: 0 0 8px;

  font-family: "Gagalin", Impact, "Arial Black", Arial, sans-serif;
  font-size: 19px;
  font-weight: 400;
  line-height: 1.15;
  text-transform: uppercase;

  color: #3f2c22;
}

.triangle-item p {
  margin: 0;
  font-size: 18px;
}

/* ========================= */
/* ЭЛЕМЕНТЫ ТРЕУГОЛЬНИКА */
/* ========================= */

.elements-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 26px;
}

.element-card {
  padding: 20px;

  background: rgba(255, 255, 255, 0.22);
  border-radius: 18px;

  box-shadow: var(--shadow);
}

.element-card img {
  height: 150px;
  object-fit: contain;
  margin: 0 auto 12px;
}

.element-card h3 {
  margin: 0 0 10px;

  font-family: "Gagalin", Impact, "Arial Black", Arial, sans-serif;
  font-size: 20px;
  font-weight: 400;
  text-transform: uppercase;

  color: #3f2c22;
}

.element-card p {
  font-size: 17px;
  margin-bottom: 8px;
}

/* ========================= */
/* ЗАДАЧИ */
/* ========================= */

.tasks-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 20px;
}

.task-block {
  padding: 28px;

  background: rgba(255, 255, 255, 0.14);
  border: 2px dashed rgba(75, 46, 31, 0.35);
}

.task-block ol {
  margin: 10px 0 18px;
  padding-left: 26px;
}

.task-block li {
  margin: 5px 0;

  font-family: "Evolventa", Arial, Helvetica, sans-serif;
  font-size: 21px;
}

.task-triangle-img {
  width: 180px;
  margin: 40px auto 0;
}

.answer-option {
  position: relative;
  display: inline-block;
  width: max-content;
  max-width: 100%;
  padding: 0 0.18em;
  white-space: nowrap;
}

.answer-option.is-correct::after {
  content: "";
  position: absolute;
  left: -0.35em;
  right: -0.35em;
  top: 50%;
  height: 1.05em;
  transform: translateY(-50%) rotate(-3deg);
  border: 3px solid var(--gold);
  border-radius: 50%;
  background: transparent;
  pointer-events: none;
}

/* ========================= */
/* ПЕРСПЕКТИВА */
/* ========================= */

.perspective-head {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 28px;
  align-items: center;
}

.perspective-head img {
  width: 160px;
  margin: 0 auto;
}

/* ========================= */
/* НИЖНЕЕ МЕНЮ */
/* ========================= */

.bottom-nav {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;

  margin-top: 34px;
  padding-top: 20px;

  border-top: 10px solid rgba(88, 55, 36, 0.72);
}

.bottom-nav a {
  min-width: 220px;
  padding: 16px 24px;

  border-radius: 12px;

  font-family: "Gagalin", Impact, "Arial Black", Arial, sans-serif;
  font-weight: 400;
  text-align: center;
  text-transform: uppercase;

  color: #321f18;
  background: #d8c3a0;
  transition:
    transform 0.3s var(--ease-out-soft),
    background 0.3s ease,
    box-shadow 0.3s ease;
}

.bottom-nav a:first-child {
  background: #f4ebd8;
}

.bottom-nav a:hover {
  transform: translateY(-3px);
  background: #ead9ba;
  box-shadow: 0 10px 22px rgba(47, 29, 20, 0.16);
}

/* ========================= */
/* MOTION */
/* ========================= */

.section-reveal {
  opacity: 0;
  transition: opacity 0.85s ease;
}

.section-reveal.is-visible {
  opacity: 1;
}

.reveal-up {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 0.85s ease,
    transform 0.85s var(--ease-out-soft);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

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

.image-reveal {
  opacity: 0;
  transform: translateY(18px) scale(0.965);
  transition:
    opacity 0.9s ease,
    transform 0.9s var(--ease-out-soft),
    filter 0.45s ease,
    box-shadow 0.45s ease;
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.image-reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.parallax-soft {
  will-change: transform;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

  .section-reveal,
  .reveal-up,
  .image-reveal {
    opacity: 1 !important;
    transform: none !important;
  }

  .parallax-soft {
    --parallax-y: 0px !important;
  }
}

.footer-space {
  height: 24px;
  background: url("../assets/fon2.jpg") center center / cover no-repeat;
}

/* ========================= */
/* ОБЩАЯ АДАПТАЦИЯ */
/* ========================= */

@media (max-width: 980px) {
  .site-header {
    position: absolute;
    top: 0;
    left: 0;
    height: 105px;
    padding: 0 clamp(16px, 4vw, 56px);

    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: 8px;

    background: transparent;
  }

  .site-nav {
    gap: clamp(10px, 3vw, 24px);
    justify-content: center;
  }

  .site-nav a {
    font-size: clamp(13px, 3vw, 20px);
    white-space: nowrap;
  }

  .site-brand {
    gap: 8px;
    font-size: clamp(10px, 2.6vw, 20px);
    white-space: nowrap;
  }

  .site-brand-icon,
  .site-brand__icon,
  .brand-icon {
    width: clamp(16px, 3vw, 22px);
    height: clamp(16px, 3vw, 22px);
    flex-basis: clamp(16px, 3vw, 22px);
  }

  .site-dots {
    display: flex;
    gap: 6px;
  }

  .site-dots span {
    width: 8px;
    height: 8px;
  }

  .page-hero,
  .two-col,
  .mona-layout,
  .triangle-grid,
  .elements-grid,
  .tasks-grid,
  .gallery-two,
  .perspective-head,
  .arch-section-grid,
  .inline-photos.three {
    grid-template-columns: 1fr;
  }

  .section {
    min-height: auto;
    padding: 44px 24px;
  }

  .card-img {
    max-width: 100%;
  }

  .mona-layout {
    justify-items: center;
  }

  .mona-layout .card-img {
    max-width: 292px;
  }

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

  .task-card img.small {
    justify-self: start;
  }

  .bottom-nav {
    flex-direction: column;
  }

  .bottom-nav a {
    width: 100%;
    min-width: unset;
  }
}

@media (max-width: 600px) {
  .site-header {
    padding: 0 12px;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 6px;
  }

  .site-brand {
    gap: 5px;
    font-size: clamp(8px, 2.4vw, 12px);
  }

  .site-brand-icon,
  .site-brand__icon,
  .brand-icon {
    width: clamp(12px, 3vw, 16px);
    height: clamp(12px, 3vw, 16px);
    flex-basis: clamp(12px, 3vw, 16px);
  }

  .site-brand-icon::before {
    left: 2px;
    right: 2px;
    top: 1px;
    height: 5px;
    border-width: 1px;
  }

  .site-brand-icon::after {
    left: 3px;
    right: 3px;
    bottom: 2px;
    height: 5px;
    background:
      linear-gradient(currentColor 0 0) left center / 1px 100% no-repeat,
      linear-gradient(currentColor 0 0) center center / 1px 100% no-repeat,
      linear-gradient(currentColor 0 0) right center / 1px 100% no-repeat;
  }

  .site-nav {
    gap: clamp(6px, 2vw, 10px);
  }

  .site-nav a {
    font-size: clamp(10px, 2.6vw, 13px);
  }

  .site-dots {
    gap: 4px;
  }

  .site-dots span {
    width: 6px;
    height: 6px;
  }
}

/* Final menu lock: keep the header as one horizontal overlay on every page. */
.site-wrap > .site-header {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  z-index: 100 !important;
  width: 100% !important;
  height: 105px !important;
  padding: 0 clamp(12px, 5.85vw, 112px) !important;
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) !important;
  align-items: center !important;
  box-sizing: border-box !important;
  background: transparent !important;
  gap: 8px !important;
}

.site-wrap > .site-header .site-brand {
  justify-self: start !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 10px !important;
  font-family: "Evolventa", Arial, sans-serif !important;
  font-size: clamp(10px, 1.36vw, 26px) !important;
  font-weight: 700 !important;
  line-height: 1 !important;
  white-space: nowrap !important;
  text-decoration: none !important;
}

.site-wrap > .site-header .site-brand-icon {
  width: clamp(14px, 1.25vw, 24px) !important;
  height: clamp(14px, 1.25vw, 24px) !important;
  flex: 0 0 clamp(14px, 1.25vw, 24px) !important;
  display: inline-block !important;
}

.site-wrap > .site-header .site-nav {
  justify-self: center !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: clamp(8px, 2.4vw, 46px) !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
}

.site-wrap > .site-header .site-nav a {
  font-family: "Evolventa", Arial, sans-serif !important;
  font-size: clamp(10px, 1.56vw, 30px) !important;
  font-weight: 400 !important;
  line-height: 1 !important;
  white-space: nowrap !important;
  text-decoration: none !important;
}

.site-wrap > .site-header .site-dots {
  justify-self: end !important;
  display: flex !important;
  align-items: center !important;
  gap: clamp(4px, 0.52vw, 10px) !important;
}

.site-wrap > .site-header .site-dots span {
  width: clamp(6px, 0.78vw, 15px) !important;
  height: clamp(6px, 0.78vw, 15px) !important;
  border-radius: 50% !important;
  display: block !important;
}

.site-header--light .site-brand,
.site-header--light .site-nav a {
  color: #ead2a4 !important;
}

.site-header--light .site-dots span {
  background: #d8bd86 !important;
}

.site-header--dark .site-brand,
.site-header--dark .site-nav a {
  color: #3b241c !important;
}

.site-header--dark .site-dots span {
  background: #3b241c !important;
}

@media (max-width: 600px) {
  .site-wrap > .site-header {
    grid-template-columns: auto minmax(0, 1fr) auto !important;
    padding: 0 12px !important;
    gap: 6px !important;
  }

  .site-wrap > .site-header .site-brand {
    gap: 5px !important;
    font-size: clamp(8px, 2.35vw, 12px) !important;
  }

  .site-wrap > .site-header .site-nav {
    gap: clamp(6px, 2vw, 10px) !important;
  }

  .site-wrap > .site-header .site-nav a {
    font-size: clamp(10px, 2.55vw, 13px) !important;
  }
}