/* =========================
   ALAP VÁLTOZÓK, SZÍNEK
========================= */
:root {
  --bg-main: #f4f3ef;
  --bg-soft: #ebe9e4;
  --red-accent: #d72638;
  --blue-line: #1f3c5b;
  --orange-accent: #f2a65a;
}

/* =========================
   ALAP BEÁLLÍTÁSOK
========================= */
body {
  font-family: 'Noto Serif JP', serif;
  background-color: var(--bg-main);
  color: var(--blue-line);
  overflow-x: hidden;
  margin: 0;
}

/* OLDALKERET – nem full screen */
.site-frame {
  max-width: 1440px;
  margin: 0 auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

/* =========================
   FINOM ORNAMENTIKA / TEXTÚRA
========================= */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(rgba(31,60,91,0.035) 1px, transparent 1px),
    linear-gradient(115deg, rgba(215,38,56,0.025), transparent 60%);
  background-size: 24px 24px, 100% 100%;
  pointer-events: none;
  z-index: 0;
}

body > * {
  position: relative;
  z-index: 1;
}

/* =========================
   ANIMÁCIÓK
========================= */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.2s ease, transform 1.2s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================
   HERO
========================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.hero img {
  max-width: 90%;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: 0.15em;
  margin-top: 2rem;
  text-align: left;
}

/* =========================
   SZEKCIÓK – ASSZIMETRIA
========================= */
section {
  padding: 6rem 1rem;
}

.offset-left {
  margin-left: 5%;
}

.offset-right {
  margin-right: 5%;
}

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

h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

p.lead {
  max-width: 640px;
  line-height: 1.9;
}

/* ecsetvonal elválasztás */
section::after {
  content: "";
  display: block;
  width: 120px;
  height: 2px;
  margin-top: 3rem;
  background: linear-gradient(
    to right,
    rgba(31,60,91,0.6),
    rgba(31,60,91,0.15),
    transparent
  );
}

/* =========================
   GOMBOK – FA / PAPÍR ÉRZET
========================= */
.btn-japan {
  border: 1px solid var(--blue-line);
  color: var(--blue-line);
  padding: 0.75rem 2.5rem;
  background: transparent;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.btn-japan:hover {
  background-color: var(--blue-line);
  color: #fff;
}

.btn-japan::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    45deg,
    rgba(0,0,0,0.04),
    rgba(0,0,0,0.04) 1px,
    transparent 1px,
    transparent 5px
  );
  opacity: 0.15;
  pointer-events: none;
}

/* =========================
   ALODALSABLON
========================= */
.sub-hero {
  padding: 8rem 1rem 4rem;
  background-color: var(--bg-soft);
}

.sub-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 4rem 1rem;
}

/* =========================
   CURTAIN MENU – BAL OLDAL
========================= */
.hamburger {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  width: 36px;
  height: 28px;
  background: none;
  border: none;
  z-index: 2000;
}

.hamburger span {
  display: block;
  height: 2px;
  margin: 6px 0;
  background: var(--blue-line);
  transition: transform 0.6s ease, opacity 0.6s ease;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(12deg);
}

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

.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-12deg);
}

/* MENÜ PANEL */
.curtain-menu {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 25vw;
  min-width: 260px;
  background-color: var(--blue-line);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
  z-index: 1500;
  box-shadow: 10px 0 30px rgba(0,0,0,0.08);
}

.curtain-menu.open {
  transform: translateX(0);
}

.curtain-inner {
  padding: 4rem 2rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* MENÜ TARTALOM */
.menu-logo {
  font-size: 1.4rem;
  letter-spacing: 0.2em;
  text-decoration: none;
  color: var(--bg-main);
}

.menu-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu-list li {
  margin: 1.5rem 0;
}

.menu-list a {
  text-decoration: none;
  color: var(--bg-main);
  font-size: 1.1rem;
  position: relative;
  padding: 0.25rem 0.5rem;
}

/* hover papír/fa textúra */
.menu-list a::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(0deg, rgba(255,255,255,0.25), rgba(255,255,255,0.25)),
    repeating-linear-gradient(
      45deg,
      rgba(0,0,0,0.04),
      rgba(0,0,0,0.04) 1px,
      transparent 1px,
      transparent 6px
    );
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.menu-list a:hover::after {
  opacity: 0.25;
}

/* =========================
   RESPONSIVE FINOMÍTÁS
========================= */
@media (max-width: 576px) {
  .site-frame {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

@media (min-width: 1200px) {
  .site-frame {
    padding-left: 3rem;
    padding-right: 3rem;
  }
}