@charset "UTF-8";
/* ── AgentGen Shield LP — White Theme ──────────────────────────────────────────── */

html {
  color-scheme: only light;
}

:root {
  --accent: #961c3b;
  --accent-hover: #b82548;
  --accent-dim: rgba(150, 48, 66, 0.08);
  --accent-text: #963042;
  --accent-light: #c12e53;

  --bg-white: #ffffff;
  --bg-light: #f7f7fa;
  --bg-gray: linear-gradient(180deg, #f0f0f5, #e8e8ee);
  --bg-dark: #2a2a2e;
  --bg-dark-card: #343438;

  --border: #e0e0e8;
  --border-dark: #2a2a35;

  --text-dark: #1a1a2e;
  --text: #333344;
  --text-secondary: #6a6a80;
  --text-muted: #9a9ab0;
  --text-light: #d0d0d4;

  --success: #2eb67d;
  --font:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Sans",
    "Noto Sans JP", sans-serif;
  --font-en: "Oswald", sans-serif;
}

/* Reset */
html,
body,
div,
span,
h1,
h2,
h3,
h4,
h5,
h6,
p,
a,
img,
ul,
ol,
li,
form,
label,
table,
tbody,
thead,
tr,
th,
td,
article,
aside,
footer,
header,
nav,
section,
figure,
figcaption {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
}
article,
aside,
footer,
header,
nav,
section,
figure,
figcaption {
  display: block;
}
ol,
ul {
  list-style: none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  background: #000;
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  font-weight: 400;
}
a {
  color: var(--accent);
  text-decoration: none;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* AOS custom distance (half of default) */
[data-aos="fade-up"] {
  transform: translate3d(0, 12px, 0);
}

/* ── Nav ──────────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 24px;
  transition: 0.3s;
}
.nav-scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 10px 16px;
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
}
.nav-inner {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-size: 21px;
  font-weight: 700;
  color: white;
  letter-spacing: 0px;
  transition: 0.3s;
  font-family: "Chakra Petch", sans-serif;
}
.nav-scrolled .nav-logo {
  color: var(--accent);
}
.nav-badge {
  font-size: 9px;
  font-weight: 500;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  margin-left: 6px;
  vertical-align: middle;
}
.nav-links {
  display: flex;
  gap: 40px;
  align-items: center;
}
.nav-links a {
  color: #ccc;
  font-size: 16px;
  font-weight: 500;
  transition: 0.2s;
}
.nav-scrolled .nav-links a {
  color: #222;
  font-size: 14px;
  font-weight: 500;
  transition: 0.2s;
}
.nav-links a:hover {
  color: var(--accent);
}
.nav-cta {
  background: var(--accent) !important;
  color: white !important;
  padding: 6px 16px !important;
  border-radius: 6px;
}
.nav-cta:hover {
  background: var(--accent-hover) !important;
}
.nav-right {
  display: none;
}
.hamburger {
  display: none;
}

/* ── Hero (Dark section) ─────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 80px 50px 60px;
  background: rgba(0, 0, 0, 0.85);
  color: white;
}
.hero-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.hero-svg {
  width: 100%;
  height: 100%;
  transform: scale(1.5);
}
.hero-triangles polygon {
  transform-box: fill-box;
  transform-origin: center;
  animation: tri-rotate 80s linear infinite;
}
.hero-triangles polygon:nth-child(even) {
  animation-direction: reverse;
}
@keyframes tri-rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.hero-bg-text {
  position: absolute;
  top: 30%;
  right: 11.5%;
  left: auto;
  font-size: 120px;
  font-weight: 700;
  font-family: "Open Sans", var(--font);
  letter-spacing: -10px;
  line-height: 0.6;
  color: rgba(150, 48, 66, 0.15);
  pointer-events: none;
  user-select: none;
  z-index: 0;
  transform: translateY(-50%) rotate(-12deg);
}
.bg-text-line {
  position: relative;
  display: inline-block;
}
.bg-text-line::after {
  content: "";
  position: absolute;
  left: 100%;
  top: 50%;
  width: 100vw;
  height: 2px;
  background: linear-gradient(
    to right,
    rgba(150, 48, 66, 0.4),
    rgba(150, 48, 66, 0)
  );
  box-shadow: 0 0 8px rgba(150, 48, 66, 0.3);
  transform: translateY(-50%);
  pointer-events: none;
}
.hero-nodes circle {
  animation: node-pulse 3s ease-in-out infinite alternate;
}
.hero-nodes circle:nth-child(even) {
  animation-delay: 1.5s;
}
@keyframes node-pulse {
  0% {
    opacity: 0.2;
  }
  100% {
    opacity: 0.5;
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  animation: hero-fadein 0.8s ease-out;
}
@keyframes hero-fadein {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-2col {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: 40px;
  align-items: center;
}
.hero-left {
  text-align: left;
}
.hero-left .hero-actions {
  justify-content: flex-start;
}
.hero-right {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-screenshot {
  position: relative;
  width: 100%;
  border-radius: 12px;
  overflow: visible;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}
.hero-screenshot img {
  max-width: 800px;
}
.hero-screenshot img:not(.hero-screenshot-logo) {
  box-shadow: 0 0 30px rgba(121, 45, 76, 1);
}
.hero-screenshot-logo {
  position: absolute;
  left: -50px;
  top: 50%;
  transform: translateY(-50%);
  width: 160px !important;
  max-width: 160px !important;
  z-index: 2;
}
.badge-note {
  font-size: 12px;
  opacity: 0.6;
  margin-left: 4px;
}
.hero-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  background: rgba(150, 48, 66, 0.4);
  color: #ffb7c6;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: 48px;
  font-weight: 600;
  line-height: 1.3;
  color: white;
  margin-bottom: 16px;
}
.hero-sub {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 52px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 24px;
}
.hero-release {
  font-size: 14px;
  color: #fff;
  font-weight: bold;
}
.hero-release span {
  color: var(--accent-light);
  font-weight: 600;
}

/* ── Buttons ──────────────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  transition: 0.2s;
  border: none;
  cursor: pointer;
}
.btn-primary {
  background: var(--accent);
  color: white;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.btn-primary::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--accent-hover);
  transition: left 0.3s ease;
  z-index: -1;
}
.btn-primary:hover::before {
  left: 0;
}
.btn-primary:hover {
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.8);
}
.btn-ghost:hover {
  border-color: var(--accent-light);
  color: var(--accent-light);
}

/* White section ghost button */
.section:not(.section-dark) .btn-ghost {
  border-color: var(--border);
  color: var(--text-secondary);
}
.section:not(.section-dark) .btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Sections ─────────────────────────────────────────────────────────── */
.section {
  padding: 80px 0;
  position: relative;
  z-index: 1;
  scroll-margin-top: 20px;
}

/* White section */
.section:not(.section-dark):not(.section-gray):not(.section-renri) {
  background: #f0f0f0;
}

/* Light gray gradient section */
.section-gray {
  background: #f0f0f5;
}

/* Dark section (semi-transparent to show fixed bg animation) */
.section-dark {
  background: rgba(0, 0, 0, 0.1);
  color: white;
  position: relative;
  z-index: 1;
}
.section-dark .section-title {
  color: white;
}
.section-dark .section-title::before,
.section-dark .section-title::after {
  border-color: var(--accent-light);
}
.section-dark .section-desc {
  color: var(--text-light);
}

.section-title-wrap {
  text-align: center;
  margin-bottom: 32px;
}
.section-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.5;
  position: relative;
  display: inline-block;
  padding: 8px 20px;
}
.section-title::before,
.section-title::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 37px;
  border-color: var(--accent);
  border-style: solid;
}
.section-title::before {
  top: -6px;
  left: -5px;
  border-width: 2px 0 0 2px;
}
.section-title::after {
  bottom: -6px;
  right: -5px;
  border-width: 0 2px 2px 0;
}
.section-subtitle {
  font-size: 18px;
  font-weight: 700;
  font-family: var(--font-en);
  color: var(--accent);
  text-align: center;
  letter-spacing: 0.5px;
  margin-top: -30px;
  margin-bottom: 32px;
}
.section-dark .section-subtitle {
  color: var(--accent-light);
}
.section-desc {
  font-size: 15px;
  color: var(--text-secondary);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.8;
}

/* ── Hero divider line ────────────────────────────────────────────────── */
.hero-divider {
  position: relative;
  z-index: 1;
  height: 2px;
  overflow: hidden;
}
.hero-divider-line {
  height: 2px;
  background: #ff6080;
  box-shadow:
    0 0 12px #ff6080,
    0 0 24px rgba(255, 96, 128, 0.5);
  width: 0;
  transition: width 1.2s ease-out;
}
.hero-divider-line.is-visible {
  width: 100%;
}

/* ── Problem section (dark) ───────────────────────────────────────────── */

/* ── Features Grid ────────────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--bg-white);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  padding-top: 10px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
  overflow: visible;
  margin-top: 20px;
}
.feature-card-accent {
  border-color: var(--accent);
  border-width: 3px;
  background: linear-gradient(135deg, rgba(150, 48, 66, 0.04), var(--bg-white));
}
.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: 10px;
  background: #f5d0d8;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
  font-family: "Open Sans", var(--font);
  position: relative;
  top: -42px;
  margin-bottom: -24px;
}
.feature-card h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
  line-height: 1.5;
}
.feature-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}
.feature-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  background: var(--bg-light);
  color: var(--text-muted);
}
.feature-tag.accent {
  background: var(--accent-dim);
  color: var(--accent);
}

/* ── Screenshot ───────────────────────────────────────────────────────── */
.screenshot-wrap {
  max-width: 700px;
  margin: 0 auto;
}
.screenshot-placeholder {
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  padding: 80px 40px;
  text-align: center;
}
.screenshot-text {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.4);
}
.screenshot-sub {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.3);
  margin-top: 8px;
}

/* ── Steps ────────────────────────────────────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.step {
  text-align: center;
}
.step-num {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  font-weight: 800;
  margin: 0 auto 16px;
  font-family: "Oswald", var(--font);
}
.step h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
  line-height: 1.5;
}
.step p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Threats ───────────────────────────────────────────────────────────── */
.threats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.threat-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  padding: 14px 24px 24px;
  border-left: 3px solid var(--accent);
}
.threat-icon {
  font-size: 36px;
  font-weight: 800;
  color: var(--accent-light);
  margin-bottom: 0;
  letter-spacing: 1px;
  font-family: "Oswald", var(--font);
}
.threat-card h3 {
  font-size: 22px;
  font-weight: 600;
  color: white;
  margin-bottom: 6px;
  line-height: 1.5;
}
.threat-card p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ── Benefits ─────────────────────────────────────────────────────────── */
.benefits-grid {
  max-width: 700px;
  margin: 0 auto;
}
.benefit-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.benefit-item:last-child {
  border-bottom: none;
}
.benefit-num {
  font-size: 38px;
  font-weight: 800;
  color: var(--accent);
  flex-shrink: 0;
  width: 40px;
  position: relative;
  top: -20px;
  font-family: "Oswald", var(--font);
}
.benefit-item h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 4px;
  line-height: 1.5;
}
.benefit-item p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Pricing ──────────────────────────────────────────────────────────── */

/* ── FAQ ───────────────────────────────────────────────────────────────── */
.faq-list {
  max-width: 700px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-q {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
  padding-left: 33px;
  position: relative;
}
.faq-q::before {
  content: "Q.";
  position: absolute;
  left: 0;
  top: -17px;
  color: var(--accent);
  font-weight: 800;
  font-size: 30px;
}
.faq-a {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.8;
  padding-left: 35px;
  position: relative;
}
.faq-a::before {
  content: "A.";
  position: absolute;
  left: 18px;
  color: var(--text-muted);
  font-weight: 700;
}

/* ── RENRI Section ────────────────────────────────────────────────────── */
.section-renri {
  background: rgba(0, 20, 20, 0.85);
  color: white;
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-bottom: 1px solid #666;
}
.renri-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.renri-bg svg {
  width: 100%;
  height: 100%;
  transform: scale(1.3);
}
.renri-card {
  background: rgba(80, 190, 194, 0.12);
  border: 1px solid rgba(80, 190, 194, 0.2);
  border-radius: 12px;
  padding: 40px;
  text-align: center;
}
.renri-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  background: rgba(80, 190, 194, 0.15);
  color: #82cbc8;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
}
.renri-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  text-align: left;
  margin-bottom: 32px;
  align-items: stretch;
}
.renri-left {
  padding-left: 30px;
  border-left: 2px solid #50bec2;
  display: flex;
  align-items: center;
}
.renri-left h2 {
  font-size: 32px;
  font-weight: 600;
  color: white;
  line-height: 1.5;
}
.renri-right h3 {
  font-size: 40px;
  font-weight: 700;
  color: white;
  font-family: "Chakra Petch", sans-serif !important;
  margin-bottom: 12px;
  font-family: var(--font-en);
  padding-bottom: 12px;
  border-bottom: 2px solid #50bec2;
  display: inline-block;
  line-height: 1;
  margin-top: 20px;
}
.renri-right .renri-sub {
  font-size: 18px;
  color: #50bec2;
  margin-top: -5px;
  font-weight: 500;
  margin-bottom: 24px;
  line-height: 1;
}
.renri-right p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
  text-align: left;
}
.renri-screenshot {
  max-width: 700px;
  margin-top: 24px;
  margin-left: auto;
  margin-right: auto;
}
.renri-screenshot img {
  box-shadow: 0 0 20px rgba(80, 190, 194, 0.4);
  border-radius: 8px;
}
.renri-cta-sp {
  display: none;
  margin-top: 20px;
}
.renri-cta-pc {
  display: inline-block;
  margin-top: 20px;
}
.btn-renri {
  background: #007e79;
  color: white;
  border: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.btn-renri::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: #00998f;
  transition: left 0.3s ease;
  z-index: -1;
}
.btn-renri:hover::before {
  left: 0;
}
.btn-renri:hover {
  transform: translateY(-1px);
  color: white;
}

/* ── Register (dark section) ──────────────────────────────────────────── */
.register-form {
  display: flex;
  gap: 8px;
  justify-content: center;
  max-width: 440px;
  margin: 0 auto;
}
.register-input {
  flex: 1;
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--bg-dark-card);
  border: 1px solid var(--border-dark);
  color: white;
  font-size: 14px;
}
.register-input:focus {
  outline: none;
  border-color: var(--accent);
}
.register-note {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
  margin-top: 12px;
}

/* ── Footer ───────────────────────────────────────────────────────────── */
.footer {
  padding: 40px 0;
  border-top: 2px solid var(--accent);
  background: #1a1a1e;
  position: relative;
  z-index: 1;
  color: var(--text-light);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.footer-logo {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 2px;
  font-family: "Chakra Petch", sans-serif;
}
.footer-desc {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  padding-left: 30px;
  margin-top: 4px;
}
.footer-links {
  display: flex;
  gap: 30px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.4);
  font-size: 13px;
}
.footer-links a:hover {
  color: var(--accent-light);
}
.footer-copy {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.3);
  text-align: center;
}

/* ── Responsive (wide) ───────────────────────────────────────────────── */
@media (max-width: 1240px) {
  .hero h1 {
    font-size: 44px;
  }
}

@media (max-width: 1140px) {
  .hero h1 {
    font-size: 40px;
  }
}

/* ── Responsive (tablet) ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: 1fr 1fr;
  }
  .threats-grid {
    grid-template-columns: 1fr;
  }
  .renri-columns {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .renri-left {
    display: block;
  }
  .renri-left h2 {
    font-size: 28px;
    text-align: center;
  }
  .renri-right {
    text-align: center;
  }
  .renri-right h3 {
    font-size: 36px;
  }
  .renri-right p {
    text-align: center;
  }
}

/* ── Responsive (mobile) ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hero {
    padding: 80px 16px 40px;
  }
  .hero-2col {
    grid-template-columns: 1fr;
  }
  .hero-left {
    padding: 60px 0;
    text-align: center;
  }
  .hero-left .hero-actions {
    justify-content: center;
  }
  .hero-right {
    margin-top: 24px;
  }
  .hero-screenshot {
    padding-left: 20px;
  }
  .hero-screenshot-logo {
    left: -5px;
    width: 100px !important;
    max-width: 160px !important;
  }
  .hero h1 {
    font-size: 32px;
    line-height: 1.4;
  }
  .hero-sub {
    font-size: 16px;
    margin-bottom: 32px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }
  .hero-actions .btn {
    width: 100%;
    text-align: center;
  }
  .hero-badge {
    font-size: 19px;
  }
  .hero-bg-text {
    font-size: 80px;
    letter-spacing: -5px;
    top: 20%;
  }

  .nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 102;
  }
  .hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    transition: 0.3s;
  }
  .nav-scrolled .hamburger {
    border: none;
    border-radius: 4px;
    padding: 6px;
  }
  .hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: white;
    transition: 0.3s;
  }
  .nav-scrolled .hamburger span {
    background: #000;
  }
  .hamburger.is-open {
    border: none;
    border-radius: 4px;
    padding: 6px;
  }
  .hamburger.is-open span,
  .nav-scrolled .hamburger.is-open span {
    background: #000;
  }
  .hamburger.is-open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .hamburger.is-open span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.is-open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  .nav-cta-sp {
    font-size: 12px;
    padding: 5px 12px !important;
    border-radius: 6px;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    gap: 0;
    position: fixed;
    top: 0;
    right: -45%;
    width: 45%;
    height: 100vh;
    background: #ccc;
    backdrop-filter: blur(12px);
    padding: 60px 0 8px;
    box-shadow: -4px 0 16px rgba(0, 0, 0, 0.1);
    z-index: 101;
    transition: right 0.3s ease;
  }
  .nav-links.is-open {
    display: flex;
    right: 0;
  }
  .nav-links a {
    display: block;
    width: 100%;
    padding: 14px 24px;
    font-size: 15px;
    color: var(--text-primary);
    border-bottom: 1px solid #999;
  }
  .nav-links a:last-child {
    border-bottom: none;
    padding: 12px 20px !important;
    width: 90%;
  }
  .nav-links .nav-cta {
    margin: 8px 16px;
    text-align: center;
    border-radius: 6px;
    width: calc(100% - 32px);
    box-sizing: border-box;
  }

  .container {
    padding: 0 16px;
  }
  .section {
    padding: 60px 0;
  }
  .section-title {
    font-size: 22px;
    padding: 6px 12px 6px 16px;
  }
  .section-title::before {
    top: -6px;
    left: -16px;
    width: 12px;
    height: 28px;
  }
  .section-title::after {
    bottom: -6px;
    right: -16px;
    width: 12px;
    height: 28px;
  }
  .section-subtitle {
    font-size: 14px;
    margin-top: -25px;
    margin-bottom: 24px;
  }
  .section-desc {
    font-size: 15px;
    margin-bottom: 32px;
    text-align: left;
  }
  #register .section-desc {
    text-align: center;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }
  .feature-card {
    margin-top: 24px;
  }
  .feature-card h3 {
    font-size: 20px;
  }
  .feature-card p {
    font-size: 15px;
  }
  .feature-icon {
    width: 56px;
    height: 56px;
    font-size: 28px;
    top: -36px;
  }
  .feature-tag {
    font-size: 13px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .step h3 {
    font-size: 20px;
  }
  .step p {
    font-size: 14px;
    text-align: center !important;
  }

  .threats-grid {
    grid-template-columns: 1fr;
  }
  .threat-card h3 {
    font-size: 18px;
  }
  .threat-icon {
    font-size: 28px;
  }

  .benefit-item h3 {
    font-size: 20px;
  }
  .benefit-num {
    font-size: 32px;
    top: -16px;
  }

  .faq-q {
    font-size: 17px;
  }
  .faq-q::before {
    font-size: 24px;
    top: -12px;
  }

  .renri-columns {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .renri-left {
    display: block;
  }
  .renri-left h2 {
    font-size: 24px;
    text-align: center;
  }
  .renri-right {
    text-align: center;
  }
  .renri-right h3 {
    font-size: 36px;
  }
  .renri-right .renri-sub {
    text-align: center;
  }
  .renri-cta-pc {
    display: none !important;
  }
  .renri-cta-sp {
    display: inline-block;
  }
  .renri-right p {
    text-align: center;
  }
  .renri-card {
    padding: 24px 16px;
  }
  .renri-badge { margin-bottom: 12px; }

  .register-form {
    flex-direction: column;
  }
  .register-input {
    width: 100%;
  }

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 30px;
    margin: 16px 0px;
  }
  .footer-links a { text-align: left; }
  .btn {
    font-size: 16px;
    padding: 10px 20px;
    margin-top: 30px;
  }
  .feature-card p,
  .step p,
  .threat-card p,
  .benefit-item p,
  .faq-a {
    text-align: left;
  }
  .renri-right p {
    text-align: left;
  }
}