@charset "UTF-8";

/* =========================================
   Reset & Base Styles
   ========================================= */
*, ::before, ::after {
    box-sizing: border-box;
    border-width: 0;
    border-style: solid;
    border-color: #e5e7eb;
}

html {
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    -moz-tab-size: 4;
    tab-size: 4;
    font-family: 'Noto Sans JP', sans-serif;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    line-height: inherit;
    color: #1e293b;
    background-color: #fff;
    font-feature-settings: "palt";
}

h1, h2, h3, h4, h5, h6 {
    font-size: inherit;
    font-weight: inherit;
    margin: 0;
}

a {
    color: inherit;
    text-decoration: inherit;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

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

pre {
    font-family: monospace;
    font-size: 1em;
}

button, input {
    font-family: inherit;
    font-size: 100%;
    line-height: inherit;
    margin: 0;
    padding: 0;
}

/* =========================================
   Utility / Layout Variables
   ========================================= */
:root {
    --color-terminal-bg: #0f172a;
    --color-slate-800: #1e293b;
    --color-slate-600: #475569;
    --color-slate-400: #94a3b8;
    --color-slate-300: #cbd5e1;
    --color-red-600: #dc2626;
    --color-red-500: #ef4444;
    --color-red-400: #f87171;
    --color-blue-600: #2563eb;
    --color-green-600: #16a34a;
    --color-green-500: #22c55e;
    --color-yellow-400: #facc15;
    --color-yellow-300: #fde047;
}

.container {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

@media (min-width: 768px) {
    .container { max-width: 768px; }
}
@media (min-width: 1024px) {
    .container { max-width: 1024px; }
}

/* Max Width Helpers */
.max-w-sm { max-width: 42rem; margin: 0 auto; }
.max-w-md { max-width: 56rem; margin: 0 auto; }
.max-w-lg { max-width: 64rem; margin: 0 auto; }

/* Text Colors */
.text-white { color: #fff; }
.text-red { color: var(--color-red-600); }
.text-blue { color: var(--color-blue-600); }
.text-green { color: var(--color-green-600); }
.text-purple { color: #9333ea; }
.text-yellow { color: var(--color-yellow-400); }
.text-dark { color: var(--color-slate-800); }

/* Visibility Helpers */
.sp-br { display: inline; }
.pc-br { display: none; }

@media (min-width: 768px) {
    .sp-br { display: none; }
    .pc-br { display: inline; }
}

.mr-2 { margin-right: 0.5rem; }
.ml-2 { margin-left: 0.5rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }

/* =========================================
   Component Styles
   ========================================= */

/* --- Header / Hero Section --- */
.hero-section {
    background-color: var(--color-terminal-bg);
    background-image: radial-gradient(#1e293b 1px, transparent 1px);
    background-size: 20px 20px;
    color: white;
    padding-top: 2.5rem;
    padding-bottom: 4rem;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.code-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    pointer-events: none;
    user-select: none;
    overflow: hidden;
}

.code-content {
    padding: 1rem;
    color: #4ade80;
    font-size: 0.75rem;
    text-align: left;
}

.hero-container {
    position: relative;
    z-index: 10;
}

.hero-content {
    max-width: 56rem;
    margin: 0 auto;
}

.pre-head {
    color: var(--color-yellow-400);
    font-weight: 700;
    margin-bottom: 1rem;
    background-color: var(--color-slate-800);
    display: inline-block;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    border: 1px solid var(--color-yellow-400);
    font-size: 0.875rem;
}
@media (min-width: 768px) {
    .pre-head { font-size: 1rem; }
}

.hero-title {
    font-size: 1.875rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    line-height: 1.25;
    letter-spacing: -0.025em;
}
@media (min-width: 768px) {
    .hero-title { font-size: 3rem; }
}
@media (min-width: 1024px) {
    .hero-title { font-size: 3.75rem; }
}

.block-text { display: block; margin-bottom: 0.5rem; }

/* 修正箇所: 白い縁取り(text-stroke)を削除 */
.gradient-text {
    display: block;
    background: linear-gradient(to right, var(--color-red-600), var(--color-red-500));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    filter: drop-shadow(0 10px 8px rgb(0 0 0 / 0.04)) drop-shadow(0 4px 3px rgb(0 0 0 / 0.1));
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--color-slate-300);
}
@media (min-width: 768px) {
    .hero-subtitle { font-size: 1.5rem; }
}

.hero-box {
    background-color: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(4px);
    border: 1px solid var(--color-slate-600);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 2.5rem;
    margin-left: auto;
    margin-right: auto;
    max-width: 48rem;
    box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25);
}

.hero-box-main {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}
@media (min-width: 768px) {
    .hero-box-main { font-size: 1.25rem; }
}

.marker-yellow {
    color: var(--color-yellow-300);
    font-weight: 700;
    border-bottom: 2px solid var(--color-yellow-300);
}

.hero-box-sub {
    font-size: 0.875rem;
    color: var(--color-slate-400);
}
@media (min-width: 768px) {
    .hero-box-sub { font-size: 1rem; }
}

.text-white-bold { color: white; font-weight: 700; font-size: 1.25rem; }

/* Offer Area */
.offer-area {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2.5rem;
}
@media (min-width: 768px) {
    .offer-area { flex-direction: row; }
}

.offer-image-wrapper {
    width: 12rem;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(255,255,255,0.2);
    transition: transform 0.3s;
}
@media (min-width: 768px) {
    .offer-image-wrapper { width: 14rem; }
}
.offer-image-wrapper:hover {
    transform: scale(1.05);
}

.manual-img {
    border-radius: 0.25rem;
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    border: 4px solid var(--color-slate-300);
}

.offer-text { text-align: left; }

.present-label {
    color: var(--color-red-400);
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.offer-heading {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.375;
    margin-bottom: 1rem;
}
@media (min-width: 768px) {
    .offer-heading { font-size: 1.875rem; }
}

.underline-yellow {
    color: var(--color-yellow-300);
    text-decoration: underline;
    text-decoration-thickness: 4px;
    text-underline-offset: 4px;
}

.offer-list {
    color: var(--color-slate-300);
    font-size: 0.875rem;
}
@media (min-width: 768px) {
    .offer-list { font-size: 1rem; }
}
.offer-list li { margin-bottom: 0.5rem; }

.check-icon { color: #4ade80; margin-right: 0.5rem; }

/* CTA Button & Animation */
.btn-shine {
    position: relative;
    overflow: hidden;
}
.btn-shine::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: shine 3s infinite;
}
@keyframes shine {
    0% { left: -100%; }
    20% { left: 100%; }
    100% { left: 100%; }
}

.cta-button {
    display: inline-block;
    background-color: var(--color-green-600);
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
    padding: 1.25rem 2rem;
    border-radius: 9999px;
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    transition: all 0.2s;
    border-bottom: 4px solid #166534;
}
@media (min-width: 768px) {
    .cta-button { font-size: 1.5rem; padding: 1.25rem 4rem; }
}
.cta-button:hover {
    background-color: var(--color-green-500);
    transform: translateY(-0.25rem);
}

.cta-note {
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--color-slate-400);
}

/* --- Problem Section --- */
.section-gray { background-color: #f9fafb; padding: 4rem 0; }
.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--color-slate-800);
    line-height: 1.5;
}
@media (min-width: 768px) {
    .section-title { font-size: 1.875rem; }
}

.problem-box {
    background-color: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    border: 1px solid #e5e7eb;
}

.problem-list li {
    display: flex;
    align-items: flex-start;
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}
.problem-list li:last-child { margin-bottom: 0; }

.cross-icon {
    color: var(--color-red-500);
    font-size: 1.5rem;
    margin-right: 1rem;
    margin-top: 0.25rem;
}

.problem-summary {
    margin-top: 2.5rem;
    text-align: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-slate-800);
    line-height: 1.625;
}
@media (min-width: 768px) {
    .problem-summary { font-size: 1.5rem; }
}

.marker-bg {
    background-color: #fef08a;
    padding: 0 0.5rem;
}

/* --- Solution Section --- */
.solution-section {
    padding: 4rem 0;
    background-color: var(--color-slate-800);
    color: white;
    position: relative;
    overflow: hidden;
}

.solution-bg-icon {
    position: absolute;
    right: -5rem;
    top: -5rem;
    color: #334155;
    opacity: 0.2;
    font-size: 8rem;
}
@media (min-width: 768px) {
    .solution-bg-icon { font-size: 12rem; }
}

.relative-z { position: relative; z-index: 10; }

.solution-header { text-align: center; margin-bottom: 3rem; }

.solution-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}
@media (min-width: 768px) {
    .solution-title { font-size: 2.25rem; }
}

.divider-yellow {
    width: 4rem;
    height: 0.25rem;
    background-color: var(--color-yellow-400);
    margin: 0 auto;
}

.solution-content {
    font-size: 1.125rem;
    line-height: 1.75;
    text-align: center;
}
@media (min-width: 768px) {
    .solution-content { text-align: left; }
}

.solution-highlight {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fef9c3;
    margin-top: 2rem;
}

/* --- Content Section --- */
.section-white { background-color: white; padding: 4rem 0; }

.grid-2col {
    display: grid;
    gap: 2rem;
}
@media (min-width: 768px) {
    .grid-2col { grid-template-columns: repeat(2, 1fr); }
}

.feature-card {
    background-color: #f9fafb;
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid #e5e7eb;
    transition: box-shadow 0.3s;
}
.feature-card:hover {
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

.feature-icon { font-size: 1.875rem; margin-bottom: 1rem; }
.feature-title { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.75rem; }
.feature-subtitle { font-size: 0.875rem; font-weight: 700; color: var(--color-slate-600); margin-bottom: 0.5rem; }
.feature-desc { font-size: 0.875rem; color: #4b5563; }

/* --- Offer Detail Section --- */
.offer-detail-section {
    padding: 4rem 0;
    background: linear-gradient(to bottom right, #f1f5f9, #ffffff);
    border-top: 1px solid #e5e7eb;
    border-bottom: 1px solid #e5e7eb;
}

.manual-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
    background-color: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}
@media (min-width: 768px) {
    .manual-box { flex-direction: row; }
}

.manual-img-area {
    width: 100%;
    flex-shrink: 0;
}
@media (min-width: 768px) {
    .manual-img-area { width: 33.333%; }
}

.manual-img-bg {
    background-color: var(--color-slate-800);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    display: flex;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.manual-img-shadow {
    border-radius: 0.25rem;
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    width: 100%;
    height: auto;
}

.manual-info-area { width: 100%; }
@media (min-width: 768px) {
    .manual-info-area { width: 66.666%; }
}

.manual-info-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-slate-800);
    border-left: 4px solid var(--color-blue-600);
    padding-left: 1rem;
    margin-bottom: 1rem;
}

.manual-step-list { margin-bottom: 1.5rem; }
.manual-step-list li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.step-badge {
    background-color: #dbeafe;
    color: #1e40af;
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    margin-right: 0.75rem;
    margin-top: 0.25rem;
}

.manual-message-box {
    background-color: #fef2f2;
    padding: 1rem;
    border-radius: 0.5rem;
    border: 1px solid #fee2e2;
}
.manual-message-box p {
    color: #991b1b;
    font-weight: 700;
    text-align: center;
}

.underline-red {
    text-decoration: underline;
    text-decoration-color: var(--color-red-400);
    text-decoration-thickness: 4px;
    text-underline-offset: 2px;
}

/* --- Voice Section --- */
.voice-list { display: flex; flex-direction: column; gap: 2rem; }

.voice-card {
    background-color: #f9fafb;
    padding: 1.5rem;
    border-radius: 0.75rem;
    position: relative;
}

.quote-icon {
    position: absolute;
    top: -1rem;
    left: 1.5rem;
    font-size: 2.25rem;
    color: #bfdbfe;
}

.voice-text {
    color: #374151;
    margin-bottom: 1rem;
    padding-top: 0.5rem;
}
.voice-name {
    text-align: right;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-slate-600);
}

/* --- Profile Section --- */
.profile-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}
@media (min-width: 768px) {
    .profile-box { flex-direction: row; }
}

.profile-img-box {
    width: 10rem;
    height: 10rem;
    flex-shrink: 0;
    background-color: #cbd5e1;
    border-radius: 9999px;
    overflow: hidden;
    border: 4px solid white;
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}
.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-name { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.5rem; }
.profile-role { font-size: 0.875rem; font-weight: 400; color: #4b5563; margin-left: 0.5rem; }
.profile-job { font-size: 0.875rem; color: var(--color-blue-600); font-weight: 700; margin-bottom: 1rem; }
.profile-desc { font-size: 0.875rem; color: #374151; line-height: 1.625; }
@media (min-width: 768px) {
    .profile-desc { font-size: 1rem; }
}

/* --- Closing Form Section --- */
.closing-section {
    padding: 5rem 0;
    background-color: var(--color-terminal-bg);
    background-image: radial-gradient(#1e293b 1px, transparent 1px);
    background-size: 20px 20px;
    color: white;
}

.closing-message {
    margin-bottom: 3rem;
    color: var(--color-slate-300);
    font-size: 0.875rem;
    line-height: 1.625;
}
@media (min-width: 768px) {
    .closing-message { font-size: 1rem; }
}
.closing-message p { margin-bottom: 1rem; }

.highlight-white { color: white; font-weight: 700; }

.form-container {
    background-color: white;
    color: var(--color-slate-800);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    border: 4px solid #3b82f6;
    position: relative;
}

.form-badge {
    position: absolute;
    top: -1.25rem;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-blue-600);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 9999px;
    font-weight: 700;
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    white-space: nowrap;
}

.form-title {
    text-align: center;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    margin-top: 1rem;
}
@media (min-width: 768px) {
    .form-title { font-size: 1.5rem; }
}

.form-content > div { margin-bottom: 1.5rem; }

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 700;
    color: #374151;
    margin-bottom: 0.25rem;
}

.required { color: var(--color-red-500); font-size: 0.75rem; }

.name-inputs { display: flex; gap: 1rem; }

.input-field {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: #f9fafb;
    border: 1px solid #d1d5db;
    border-radius: 0.25rem;
    outline: none;
}
.name-inputs .input-field { width: 50%; }

.input-field:focus {
    ring: 2px solid #3b82f6;
    border-color: #3b82f6;
}
.w-full { width: 100%; }

.input-note { font-size: 0.75rem; color: #6b7280; margin-top: 0.25rem; }

.submit-area { padding-top: 1rem; }

/* --- Footer --- */
.footer {
    background-color: #0f172a;
    color: #64748b;
    padding: 2rem 0;
    text-align: center;
    font-size: 0.75rem;
}
.footer-links { margin-bottom: 1rem; }
.footer-links span { margin: 0 1rem; }
.footer-links a:hover { color: white; transition: color 0.2s; }