/* ========================================
   DOPA! LP-0005 遊び方ガイド
   Colorful × Dynamic × Manga Energy
   ======================================== */

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ===== TOKENS ===== */
:root {
  --red:       #EA334F;
  --red-dk:    #C8203C;
  --yellow:    #FFCC00;
  --yellow-lt: #FFF8D0;
  --lime:      #89DD00;
  --blue:      #1A6FD4;
  --blue-lt:   #E8F2FF;
  --orange:    #FF7A00;
  --white:     #FFFFFF;
  --ink:       #1A1A1A;
  --ink-mid:   #444444;

  /* Section BGs */
  --bg-base:   #FFFDF2;
  --bg-step01: #FFFBE6;
  --bg-step02: #EBF5FF;
  --bg-step03: #FFF0F3;

  --font: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", system-ui, sans-serif;

  --r-sm:  8px;
  --r-md:  16px;
  --r-lg:  24px;
  --r-xl:  36px;
  --r-full: 100px;

  --sh:      0 8px 32px rgba(0,0,0,.12);
  --sh-lg:   0 16px 56px rgba(0,0,0,.16);
  --sh-red:  0 8px 28px rgba(234,51,79,.45);
}

/* ===== BASE ===== */
html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg-base);
  color: var(--ink);
  font-family: var(--font);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

/* ===== TWEMOJI : emoji をイラスト画像に ===== */
img.emoji {
  display: inline-block;
  height: 1.25em;
  width: 1.25em;
  vertical-align: -.15em;
  max-width: none;        /* global img ルールを上書き */
  pointer-events: none;
}
/* 浮遊デコ星（.dstar）内 */
.dstar img.emoji {
  height: 1em;
  width: 1em;
  vertical-align: 0;
}
/* ステップ概要アイコン（大） */
.sov-icon img.emoji {
  height: 44px;
  width: 44px;
  vertical-align: middle;
}
/* チップ内（小） */
.chip img.emoji,
.hb-big img.emoji {
  height: 1.1em;
  width: 1.1em;
  vertical-align: -.1em;
}
/* tipアイコン */
.tip-icon img.emoji,
.sub-kicker img.emoji,
.dc-kicker img.emoji {
  height: 1.4em;
  width: 1.4em;
  vertical-align: -.2em;
}
a { text-decoration: none; color: inherit; }
em { font-style: normal; }

/* ===== CONTAINER ===== */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 48px;
}

/* ===================================================
   ANIMATIONS
   =================================================== */

@keyframes bounce-in {
  0%   { transform: scale(.4) rotate(-8deg); opacity: 0; }
  55%  { transform: scale(1.1) rotate(2deg);  opacity: 1; }
  75%  { transform: scale(.96) rotate(-1deg); }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

@keyframes slide-from-left {
  from { transform: translateX(-72px); opacity: 0; }
  to   { transform: translateX(0);     opacity: 1; }
}

@keyframes slide-from-right {
  from { transform: translateX(72px);  opacity: 0; }
  to   { transform: translateX(0);     opacity: 1; }
}

@keyframes slide-from-bottom {
  from { transform: translateY(48px);  opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}

@keyframes float-y {
  0%, 100% { transform: translateY(0)    rotate(var(--r)); }
  40%       { transform: translateY(-14px) rotate(calc(var(--r) + 10deg)); }
  70%       { transform: translateY(-7px)  rotate(calc(var(--r) - 5deg)); }
}

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

@keyframes pulse-btn {
  0%, 100% { box-shadow: var(--sh-red), 0 0 0 0 rgba(234,51,79,.4); }
  50%       { box-shadow: var(--sh-red), 0 0 0 14px rgba(234,51,79,0); }
}

@keyframes hero-float {
  0%, 100% { transform: translateY(0) rotate(-.5deg); }
  50%       { transform: translateY(-10px) rotate(.5deg); }
}

@keyframes spin-slow {
  to { transform: rotate(360deg); }
}

/* ===== SCROLL ANIMATION CLASSES ===== */
.anim-fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .55s ease, transform .55s ease;
}
.anim-slide-left {
  opacity: 0;
  transform: translateX(-64px);
  transition: opacity .6s ease, transform .6s ease;
}
.anim-slide-right {
  opacity: 0;
  transform: translateX(64px);
  transition: opacity .6s ease, transform .6s ease;
}
.anim-bounce-in {
  opacity: 0;
  transform: scale(.5) rotate(-5deg);
  transition: opacity .6s cubic-bezier(.34,1.56,.64,1), transform .6s cubic-bezier(.34,1.56,.64,1);
}

.anim-fade-up.is-visible,
.anim-slide-left.is-visible,
.anim-slide-right.is-visible {
  opacity: 1;
  transform: none;
}
.anim-bounce-in.is-visible {
  opacity: 1;
  transform: none;
}

/* ===== DECORATIVE STARS ===== */
.deco-stars { position: absolute; inset: 0; pointer-events: none; overflow: hidden; z-index: 2; }

.dstar {
  position: absolute;
  left: var(--tx);
  top: var(--ty);
  font-size: 28px;
  animation: float-y 4s ease-in-out var(--d) infinite;
  filter: drop-shadow(0 2px 6px rgba(255,204,0,.5));
}
.dstar--sm { font-size: 20px; }

/* ===================================================
   HEADER
   =================================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(255,253,242,.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 3px solid var(--yellow);
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 48px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo-link { display: flex; align-items: center; }
.header-logo-img  { height: 30px; width: auto; }
.header-logo-fallback {
  font-size: 24px;
  font-weight: 900;
  color: var(--red);
  letter-spacing: .06em;
}


/* ===================================================
   HERO
   =================================================== */
.hero {
  position: relative;
  background: linear-gradient(160deg, #FFF5C0 0%, #FFEAD0 40%, #FFD8E4 100%);
  overflow: visible;   /* 画像が下にはみ出せるよう */
  padding: 44px 0 0;
}

/* 背景のドットパターン */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(0,0,0,.06) 1.5px, transparent 1.5px);
  background-size: 28px 28px;
  pointer-events: none;
}

.hero-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 62% 38%;   /* 画像側を広く */
  gap: 28px;
  align-items: flex-end;
  position: relative;
  z-index: 1;
}

.hero-img-wrap {
  position: relative;
  z-index: 3;
}
.hero-img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 16px 48px rgba(0,0,0,.25));
  animation: hero-float 5s ease-in-out infinite;
}

.hero-text {
  padding-bottom: 60px;
}

.hero-sub {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .06em;
  padding: 5px 14px;
  border-radius: var(--r-full);
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(32px, 5vw, 58px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: .02em;
  margin-bottom: 18px;
  color: var(--ink);
  -webkit-text-stroke: .5px rgba(0,0,0,.1);
}
.hero-title-big {
  font-size: clamp(52px, 8vw, 88px);
  color: var(--red);
  display: block;
  line-height: 1;
  letter-spacing: -.02em;
  text-shadow: 4px 4px 0 rgba(234,51,79,.2);
}

.hero-lead {
  font-size: 17px;
  color: var(--ink-mid);
  line-height: 1.85;
  margin-bottom: 32px;
}

.hero-btn {
  display: inline-block;
  position: relative;
}
.hero-btn-inner {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 62px;
  padding: 0 44px;
  background: var(--red);
  color: var(--white);
  font-size: 18px;
  font-weight: 900;
  letter-spacing: .06em;
  border-radius: var(--r-full);
  box-shadow: var(--sh-red), 0 4px 0 var(--red-dk);
  animation: pulse-btn 2.4s ease infinite;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform .14s;
}
.hero-btn:hover .hero-btn-inner {
  transform: translateY(-3px);
  animation: none;
  box-shadow: var(--sh-red), 0 7px 0 var(--red-dk);
}
.hero-btn:active .hero-btn-inner {
  transform: translateY(2px);
  box-shadow: none;
}

/* ===================================================
   MARQUEE
   =================================================== */
.marquee-wrap {
  background: var(--ink);
  padding: 14px 0;
  overflow: hidden;
  white-space: nowrap;
  position: relative;
  z-index: 1;
}
.marquee-track {
  display: inline-flex;
  gap: 24px;
  animation: marquee 22s linear infinite;
}
.marquee-track span {
  font-size: 15px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: .04em;
  flex-shrink: 0;
}
.marquee-track .mx { color: var(--yellow); }

/* ===================================================
   INTRO SECTION (How to Overview)
   =================================================== */
.intro-section {
  background: var(--yellow);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.intro-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent 0, transparent 18px,
    rgba(255,255,255,.18) 18px, rgba(255,255,255,.18) 36px
  );
  pointer-events: none;
}

.intro-kicker {
  position: relative;
  z-index: 1;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .3em;
  color: var(--red);
  margin-bottom: 14px;
}

.intro-heading {
  position: relative;
  z-index: 1;
  font-size: clamp(30px, 6vw, 56px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: .02em;
  color: var(--ink);
  margin-bottom: 52px;
}
.intro-heading em {
  color: var(--red);
  -webkit-text-stroke: 1px rgba(234,51,79,.2);
}

/* Step overview items */
.step-overview {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.sov-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  background: var(--white);
  border-radius: var(--r-lg);
  padding: 28px 32px 22px;
  width: 180px;
  box-shadow: 0 6px 24px rgba(0,0,0,.12), 0 2px 0 rgba(0,0,0,.06);
  transition: transform .2s;
}
.sov-item:hover { transform: translateY(-6px) rotate(-1deg); }

.sov-num {
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .12em;
  padding: 6px 16px;
  border-radius: var(--r-full);
  color: var(--white);
}
.sov-num--01 { background: var(--red); }
.sov-num--02 { background: #7C3AED; }
.sov-num--03 { background: #059669; }

.sov-label {
  font-size: 15px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--ink);
  text-align: center;
}

.sov-icon { font-size: 32px; }

.sov-arrow {
  font-size: 20px;
  color: var(--ink);
  font-weight: 900;
  letter-spacing: -.1em;
  opacity: .5;
}

/* ===================================================
   STEP SECTIONS (shared)
   =================================================== */
.step-section {
  position: relative;
  padding: 100px 0 96px;
  overflow: hidden;
}
.step-01 { background: var(--bg-step01); }
.step-02 { background: var(--bg-step02); }
.step-03 { background: var(--bg-step03); }

/* 斜めカット上部 */
.step-shape-top {
  position: absolute;
  top: -2px;
  left: 0;
  right: 0;
  height: 80px;
  background: var(--yellow); /* overridden per-section */
  clip-path: polygon(0 0, 100% 0, 100% 30%, 0 100%);
}
.step-01 .step-shape-top { background: var(--yellow); }
.step-02 .step-shape-top { background: var(--bg-step01); }
.step-03 .step-shape-top { background: var(--bg-step02); }

/* Step header */
.step-header {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 48px;
}

.step-num-badge {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  color: var(--white);
  position: relative;
}
.step-num-badge::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  opacity: .25;
}

.step-num-badge--01 { background: var(--red); box-shadow: 0 6px 24px rgba(234,51,79,.45); }
.step-num-badge--01::before { background: var(--red); }
.step-num-badge--02 { background: #7C3AED; box-shadow: 0 6px 24px rgba(124,58,237,.4); }
.step-num-badge--02::before { background: #7C3AED; }
.step-num-badge--03 { background: #059669; box-shadow: 0 6px 24px rgba(5,150,105,.4); }
.step-num-badge--03::before { background: #059669; }

.snb-step {
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .15em;
  line-height: 1;
}
.snb-num {
  font-size: 34px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: .02em;
}

.step-title {
  font-size: clamp(28px, 4.5vw, 48px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: .02em;
  color: var(--ink);
}
.step-title em { color: var(--red); }
.step-02 .step-title em { color: #7C3AED; }
.step-03 .step-title em { color: #059669; }

/* Step grid layout */
.step-grid {
  display: grid;
  gap: 56px;
  align-items: center;
}
.step-grid--img-right { grid-template-columns: 1fr 1fr; }
.step-grid--img-left  { grid-template-columns: 1fr 1fr; }
.step-grid--img-left .step-img-col { order: -1; }

/* Images */
.step-img-frame {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--sh-lg);
  transition: transform .3s ease;
}
.step-img-frame:hover { transform: translateY(-8px) rotate(-.5deg); }
.step-img-frame--float {
  animation: hero-float 5s ease-in-out var(--float-delay, 0s) infinite;
}
.step-img { width: 100%; height: auto; display: block; }

/* Highlight box (STEP 01) */
.highlight-box {
  background: var(--white);
  border: 3px solid var(--yellow);
  border-radius: var(--r-md);
  padding: 18px 24px;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--sh);
}
.highlight-box--red { border-color: var(--red); }
.highlight-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 6px;
  height: 100%;
  background: var(--yellow);
}
.highlight-box--red::before { background: var(--red); }

.hb-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-mid);
  margin-bottom: 4px;
}
.hb-big {
  font-size: 24px;
  font-weight: 900;
  color: var(--ink);
  line-height: 1.2;
}
.hb-big em { color: var(--red); font-size: 32px; }

.step-body {
  font-size: 15px;
  color: var(--ink-mid);
  line-height: 1.95;
  margin-bottom: 0;
}
.step-body strong { color: var(--ink); font-weight: 800; }

/* Chips */
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }

.chip {
  display: inline-block;
  padding: 7px 18px;
  border-radius: var(--r-full);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .02em;
}
.chip--lime { background: #89DD00; color: var(--ink); }
.chip--red  { background: var(--red); color: var(--white); }
.chip--blue { background: var(--blue); color: var(--white); }

/* Genre tags */
.genre-wrap { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.genre-tag {
  padding: 5px 14px;
  border: 2px solid var(--blue);
  border-radius: var(--r-full);
  font-size: 12px;
  font-weight: 800;
  color: var(--blue);
  background: rgba(26,111,212,.06);
  transition: background .15s, color .15s;
}
.genre-tag:hover { background: var(--blue); color: var(--white); }

/* === LINE連携 sub block === */
.sub-block {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: center;
  background: var(--white);
  border-radius: var(--r-xl);
  padding: 40px 48px;
  box-shadow: var(--sh);
  border: 2px solid rgba(0,0,0,.06);
}

.sub-img-wrap {
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--sh);
  flex-shrink: 0;
  transition: transform .3s;
}
.sub-img-wrap:hover { transform: scale(1.03) rotate(.5deg); }
.sub-img { width: 100%; height: auto; display: block; }

.sub-kicker {
  font-size: 13px;
  font-weight: 800;
  color: #06C755;
  letter-spacing: .06em;
  margin-bottom: 8px;
}
.sub-heading {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: 14px;
}
.sub-body { font-size: 14px; color: var(--ink-mid); line-height: 1.9; }

/* === Gacha banner === */
.gacha-banner {
  margin-top: 64px;
  border-radius: var(--r-xl);
  overflow: hidden;
  position: relative;
  box-shadow: var(--sh-lg);
  transition: transform .3s;
}
.gacha-banner:hover { transform: translateY(-6px); }
.gacha-banner-img { width: 100%; height: auto; display: block; }
.gacha-banner-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,.55));
  padding: 32px 28px 18px;
}
.gbo-text {
  display: inline-block;
  background: var(--yellow);
  color: var(--ink);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .1em;
  padding: 4px 12px;
  border-radius: var(--r-full);
}

/* === STEP 03 delivery grid === */
.delivery-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items: center;
}

.delivery-card {
  background: var(--white);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--sh-lg);
  transition: transform .3s;
}
.delivery-card:hover { transform: translateY(-8px); }

.dc-img-wrap { overflow: hidden; }
.dc-img { width: 100%; height: auto; display: block; transition: transform .4s; }
.delivery-card:hover .dc-img { transform: scale(1.03); }

.dc-text { padding: 28px 28px 32px; }

.dc-kicker {
  font-size: 13px;
  font-weight: 800;
  color: var(--ink-mid);
  letter-spacing: .06em;
  margin-bottom: 8px;
}
.dc-heading {
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 900;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: 14px;
}

.dc-flow {
  padding-left: 20px;
  font-size: 14px;
  color: var(--ink-mid);
  line-height: 2;
}
.dc-flow li { margin-bottom: 4px; }
.dc-flow strong { color: var(--ink); font-weight: 800; }
.dc-body { font-size: 14px; color: var(--ink-mid); line-height: 1.9; }

.delivery-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.delivery-divider span {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--white);
  font-size: 14px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: .04em;
  box-shadow: var(--sh);
}

/* ===================================================
   CTA SECTION
   =================================================== */
.cta-section {
  position: relative;
  padding: 110px 0;
  background: linear-gradient(145deg, #EA334F 0%, #C8203C 60%, #A8001F 100%);
  text-align: center;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      -45deg,
      transparent 0, transparent 20px,
      rgba(255,255,255,.04) 20px, rgba(255,255,255,.04) 40px
    ),
    radial-gradient(ellipse 70% 60% at 50% 0%, rgba(255,255,255,.12) 0%, transparent 70%);
  pointer-events: none;
}
.cta-bg-deco { position: absolute; inset: 0; pointer-events: none; }
.cta-bg-deco .dstar { color: rgba(255,255,255,.5); filter: none; }

.cta-kicker {
  position: relative;
  z-index: 1;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .25em;
  color: var(--yellow);
  margin-bottom: 22px;
}

.cta-heading {
  position: relative;
  z-index: 1;
  font-size: clamp(36px, 8vw, 84px);
  font-weight: 900;
  line-height: 1.08;
  color: var(--white);
  letter-spacing: .01em;
  margin-bottom: 18px;
}
.cta-heading em {
  color: var(--yellow);
  text-shadow: 0 0 48px rgba(255,204,0,.7);
  font-size: 1.15em;
  display: inline-block;
}

.cta-sub {
  position: relative;
  z-index: 1;
  font-size: 17px;
  color: rgba(255,255,255,.85);
  font-weight: 700;
  margin-bottom: 44px;
}

.cta-btn {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 70px;
  padding: 0 60px;
  background: var(--yellow);
  color: var(--ink);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: .06em;
  border-radius: var(--r-full);
  box-shadow: 0 8px 0 #B38A00, 0 12px 40px rgba(0,0,0,.3);
  transition: transform .14s, box-shadow .14s;
  animation: pulse-btn 2.5s ease infinite;
  margin-bottom: 28px;
}
.cta-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 0 #B38A00, 0 18px 50px rgba(0,0,0,.3);
  animation: none;
}
.cta-btn:active {
  transform: translateY(4px);
  box-shadow: 0 3px 0 #B38A00;
}

.cta-link {
  position: relative;
  z-index: 1;
  display: block;
  font-size: 14px;
  color: rgba(255,255,255,.65);
  transition: color .18s;
}
.cta-link:hover { color: rgba(255,255,255,.9); }

/* ===================================================
   FOOTER
   =================================================== */
.footer {
  padding: 40px 0;
  background: var(--ink);
  border-top: 4px solid var(--yellow);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.footer-logo { height: 24px; opacity: .45; }
.footer-logo-text {
  font-size: 18px;
  font-weight: 900;
  color: var(--white);
  opacity: .45;
}
.footer-copy { font-size: 11px; color: rgba(255,255,255,.3); letter-spacing: .1em; }

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 900px) {
  .container { padding: 0 28px; }
  .header-inner { padding: 0 28px; }

  /* Hero: stack */
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 0 28px;
    text-align: center;
  }
  .hero-img-wrap { max-width: 480px; margin: 0 auto; }
  .hero-text { padding-bottom: 40px; }
  .hero-title-big { font-size: clamp(52px, 12vw, 80px); }

  /* Step grid: stack */
  .step-grid--img-right,
  .step-grid--img-left  { grid-template-columns: 1fr; gap: 36px; }
  .step-grid--img-left .step-img-col { order: 0; }

  .step-header { gap: 18px; }

  /* Sub block: stack */
  .sub-block { grid-template-columns: 1fr; text-align: center; }
  .sub-img-wrap { max-width: 280px; margin: 0 auto; }

  /* Delivery: stack */
  .delivery-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .delivery-divider { display: none; }

  /* Step overview */
  .step-overview { gap: 12px; }
  .sov-item { width: 150px; padding: 22px 20px 18px; }

  /* Intro heading */
  .intro-section { padding: 60px 0; }
}

@media (max-width: 600px) {
  .container { padding: 0 18px; }
  .header-inner { padding: 0 18px; height: 56px; }

  .hero { padding: 40px 0 0; }
  .hero-inner { padding: 0 18px; }

  .step-section { padding: 72px 0 64px; }
  .step-header { flex-direction: column; align-items: flex-start; }

  .step-num-badge { width: 72px; height: 72px; }
  .snb-num { font-size: 28px; }

  .sub-block { padding: 24px 20px; gap: 24px; }

  .step-overview { flex-direction: column; align-items: center; }
  .sov-arrow { transform: rotate(90deg); }

  .cta-section { padding: 72px 0; }
  .cta-btn { width: 90%; max-width: 360px; justify-content: center; padding: 0 32px; }
  .cta-btn:active { animation: none; }

  .highlight-box { padding: 14px 16px; }
}