/* ========================================
   グローバルスタイル
======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1a1a2e;
    --primary-dark: #0f0f1e;
    --primary-light: #2d2d44;
    --secondary-color: #c9a347;
    --accent-gold: #d4af37;
    --success-color: #2d5f3f;
    --text-dark: #1a1a1a;
    --text-gray: #666666;
    --bg-light: #faf8f5;
    --bg-cream: #f5f2ed;
    --bg-white: #ffffff;
    --border-color: #d4c5b0;
    --border-gold: #c9a347;
    --shadow-sm: 0 2px 4px 0 rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px -1px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 12px 20px -3px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 24px 40px -5px rgba(0, 0, 0, 0.18);
}

body {
    font-family: 'Noto Serif JP', serif;
    color: var(--text-dark);
    line-height: 1.9;
    background-color: var(--bg-cream);
    letter-spacing: 0.08em;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   ヘッダー
======================================== */
.header {
    background-color: var(--bg-white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 40px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-image {
    height: 45px;
    width: auto;
    transition: all 0.3s;
}

.logo-image:hover {
    transform: scale(1.05);
}

.nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: all 0.3s;
    position: relative;
    letter-spacing: 0.08em;
}

.nav a:hover {
    color: var(--accent-gold);
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-gold), var(--secondary-color));
    transition: width 0.3s;
}

.nav a:hover::after {
    width: 100%;
}

.btn-nav {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--accent-gold) !important;
    padding: 12px 30px;
    border-radius: 4px;
    transition: all 0.3s;
    border: 1px solid var(--border-gold);
    font-weight: 600;
}

.btn-nav:hover {
    background: var(--accent-gold);
    color: var(--primary-color) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-nav:hover::after {
    width: 0;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
}

.mobile-menu {
    display: none;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-md);
    padding: 20px;
    flex-direction: column;
    gap: 15px;
}

.mobile-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    padding: 10px;
    border-radius: 8px;
    transition: background-color 0.3s;
}

.mobile-menu a:hover {
    background-color: var(--bg-light);
}

.btn-mobile {
    background-color: var(--primary-color);
    color: white !important;
    padding: 12px 25px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s;
}

.btn-mobile:hover {
    background-color: var(--primary-dark);
}

/* ========================================
   ヒーローセクション
======================================== */
.hero {
    background: 
        linear-gradient(135deg, rgba(26, 26, 46, 0.92) 0%, rgba(45, 45, 68, 0.88) 100%),
        url('https://www.genspark.ai/api/files/s/rsn48s5m') center/cover no-repeat;
    color: white;
    padding: 120px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 3px solid var(--accent-gold);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(201, 163, 71, 0.02) 10px, rgba(201, 163, 71, 0.02) 20px);
    opacity: 0.6;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4rem;
    font-weight: 600;
    margin-bottom: 30px;
    line-height: 1.4;
    letter-spacing: 0.12em;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    display: block;
    font-size: 1.6rem;
    font-weight: 400;
    margin-bottom: 15px;
    opacity: 0.95;
    letter-spacing: 0.15em;
}

.hero-highlight {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.highlight-item {
    text-align: center;
}

.highlight-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--accent-gold);
    text-shadow: 3px 3px 12px rgba(0, 0, 0, 0.4);
    letter-spacing: 0.05em;
}

.highlight-text {
    font-size: 1.1rem;
    margin-top: 5px;
    opacity: 0.95;
}

.highlight-divider {
    width: 2px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.3);
}

.hero-description {
    font-size: 1.3rem;
    margin: 30px 0;
    line-height: 1.8;
}

.hero-description p {
    margin: 5px 0;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--accent-gold), var(--secondary-color));
    color: var(--primary-color);
    padding: 20px 50px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 600;
    border: 2px solid var(--accent-gold);
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 8px 20px rgba(201, 163, 71, 0.3);
    letter-spacing: 0.1em;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #f0d66f, var(--accent-gold));
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(201, 163, 71, 0.4);
}

.btn-large {
    margin-top: 30px;
}

.hero-note {
    margin-top: 20px;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* ========================================
   セクション共通スタイル
======================================== */
section {
    padding: 80px 20px;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title-main {
    display: block;
    font-size: 2.8rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
    letter-spacing: 0.12em;
    position: relative;
    display: inline-block;
}

.section-title-main::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
}

.section-title-sub {
    display: block;
    font-size: 0.95rem;
    color: var(--text-gray);
    text-transform: uppercase;
    letter-spacing: 0.25em;
    font-weight: 400;
    margin-top: 8px;
}

.section-title-white .section-title-main {
    color: white;
}

.section-title-white .section-title-sub {
    color: rgba(255, 255, 255, 0.8);
}

/* ========================================
   特徴セクション
======================================== */
.features {
    background-color: var(--bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--bg-cream);
    padding: 45px 35px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s;
    text-align: center;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-gold), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.4s;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-gold);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    font-size: 2.2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transition: all 0.3s;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 20px rgba(201, 163, 71, 0.3);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 18px;
    letter-spacing: 0.08em;
}

.feature-card p {
    color: var(--text-gray);
    line-height: 1.9;
    letter-spacing: 0.05em;
}

.feature-card strong {
    color: var(--accent-gold);
    font-weight: 700;
}

/* ========================================
   報酬セクション
======================================== */
.rewards {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    position: relative;
    border-top: 3px solid var(--accent-gold);
    border-bottom: 3px solid var(--accent-gold);
}

.reward-main {
    text-align: center;
    margin-bottom: 50px;
}

.reward-amount {
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 60px;
    max-width: 650px;
    margin: 0 auto;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(201, 163, 71, 0.3);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.reward-label {
    font-size: 1.5rem;
    margin-bottom: 15px;
    opacity: 0.9;
}

.reward-price {
    font-size: 5.5rem;
    font-weight: 700;
    color: var(--accent-gold);
    text-shadow: 3px 3px 15px rgba(0, 0, 0, 0.4);
    letter-spacing: 0.05em;
}

.reward-note {
    font-size: 1rem;
    margin-top: 10px;
    opacity: 0.8;
}

.reward-features {
    max-width: 800px;
    margin: 0 auto 60px;
}

.reward-feature {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 22px 25px;
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    margin-bottom: 18px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(201, 163, 71, 0.2);
    transition: all 0.3s;
}

.reward-feature:hover {
    background-color: rgba(255, 255, 255, 0.12);
    border-color: rgba(201, 163, 71, 0.4);
    transform: translateX(10px);
}

.reward-feature i {
    font-size: 1.6rem;
    color: var(--accent-gold);
}

.reward-feature span {
    font-size: 1.1rem;
}

.earning-examples h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
}

.earning-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.earning-card {
    background-color: rgba(255, 255, 255, 0.98);
    color: var(--text-dark);
    padding: 45px 35px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.4s;
    position: relative;
    border: 2px solid rgba(201, 163, 71, 0.3);
}

.earning-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.earning-card-popular {
    background: linear-gradient(135deg, var(--accent-gold), var(--secondary-color));
    color: var(--primary-color);
    transform: scale(1.05);
    border: 3px solid var(--accent-gold);
    box-shadow: 0 12px 35px rgba(201, 163, 71, 0.4);
}

.earning-card-popular:hover {
    transform: scale(1.08) translateY(-10px);
}

.earning-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background-color: #dc2626;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 700;
}

.earning-deals {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.earning-amount {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 10px;
}

.earning-card-popular .earning-amount {
    color: var(--primary-color);
    font-weight: 800;
}

.earning-desc {
    font-size: 1rem;
    opacity: 0.8;
}

/* ========================================
   応募の流れ
======================================== */
.flow {
    background-color: var(--bg-cream);
}

.business-model-image {
    max-width: 800px;
    margin: 0 auto 60px;
    text-align: center;
}

.business-model-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--border-gold);
    transition: all 0.3s;
}

.business-model-image img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-gold);
}

.flow-steps {
    max-width: 800px;
    margin: 0 auto;
}

.flow-step {
    background-color: var(--bg-white);
    padding: 45px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 25px;
    position: relative;
    transition: all 0.4s;
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-gold);
}

.flow-step:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.flow-step-final {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: 2px solid var(--accent-gold);
    box-shadow: 0 8px 25px rgba(201, 163, 71, 0.3);
}

.flow-number {
    position: absolute;
    top: -15px;
    left: 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--accent-gold);
    padding: 6px 22px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    border: 1px solid var(--accent-gold);
}

.flow-step-final .flow-number {
    background: linear-gradient(135deg, var(--secondary-color), #f59e0b);
}

.flow-icon {
    width: 85px;
    height: 85px;
    margin: 25px auto;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    font-size: 2.2rem;
    border: 2px solid var(--accent-gold);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.flow-step-final .flow-icon {
    background: linear-gradient(135deg, var(--accent-gold), var(--secondary-color));
    color: var(--primary-color);
}

.flow-step h3 {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.flow-step p {
    text-align: center;
    color: var(--text-gray);
    line-height: 1.7;
}

.flow-step-final p {
    color: rgba(255, 255, 255, 0.95);
}

.flow-arrow {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin: 10px 0;
}

/* ========================================
   おすすめセクション
======================================== */
.recommend {
    background-color: var(--bg-white);
}

.recommend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.recommend-item {
    background-color: var(--bg-cream);
    padding: 45px 35px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.4s;
    border: 2px solid var(--border-color);
}

.recommend-item:hover {
    border-color: var(--accent-gold);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    background-color: var(--bg-white);
}

.recommend-item i {
    font-size: 3.2rem;
    color: var(--accent-gold);
    margin-bottom: 25px;
    transition: transform 0.3s;
}

.recommend-item:hover i {
    transform: scale(1.15);
}

.recommend-item p {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
}

/* ========================================
   よくある質問
======================================== */
.faq {
    background-color: var(--bg-white);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--bg-cream);
    border-radius: 8px;
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--accent-gold);
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 28px 32px;
    cursor: pointer;
    background-color: transparent;
    transition: background-color 0.3s;
}

.faq-question:hover {
    background-color: var(--bg-white);
}

.faq-question > i:first-child {
    font-size: 1.6rem;
    color: var(--accent-gold);
}

.faq-question span {
    flex: 1;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
}

.faq-toggle {
    font-size: 1rem;
    color: var(--text-gray);
    transition: transform 0.3s;
}

.faq-item.active .faq-toggle {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 30px 25px 75px;
    color: var(--text-gray);
    line-height: 1.8;
}

/* ========================================
   応募フォーム
======================================== */
.apply {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    position: relative;
    border-top: 3px solid var(--accent-gold);
}

.form-container {
    max-width: 700px;
    margin: 0 auto;
}

.application-form {
    background-color: var(--bg-white);
    padding: 55px;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--border-gold);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-size: 1rem;
}

.required {
    color: #dc2626;
    font-size: 0.85rem;
    margin-left: 5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    font-family: 'Noto Serif JP', serif;
    transition: all 0.3s;
    background-color: var(--bg-cream);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(201, 163, 71, 0.15);
    background-color: var(--bg-white);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.privacy-link {
    color: var(--accent-gold);
    text-decoration: underline;
    font-weight: 600;
}

.form-submit {
    text-align: center;
    margin-top: 30px;
}

.btn-submit {
    width: 100%;
    max-width: 400px;
}

.form-success {
    background-color: var(--bg-white);
    padding: 60px 50px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.form-success i {
    font-size: 4.5rem;
    color: var(--accent-gold);
    margin-bottom: 25px;
}

.form-success h3 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.form-success p {
    color: var(--text-gray);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* ========================================
   会社概要
======================================== */
.company-info {
    background-color: var(--bg-white);
    padding: 80px 20px;
}

.company-details {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--bg-cream);
    padding: 50px;
    border-radius: 8px;
    border: 2px solid var(--border-gold);
    box-shadow: var(--shadow-lg);
}

.company-item {
    display: flex;
    padding: 25px 0;
    border-bottom: 1px solid var(--border-color);
    gap: 30px;
    align-items: flex-start;
}

.company-item:last-child {
    border-bottom: none;
}

.company-label {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 180px;
    font-weight: 600;
    color: var(--text-dark);
    letter-spacing: 0.08em;
}

.company-label i {
    font-size: 1.3rem;
    color: var(--accent-gold);
    width: 24px;
    text-align: center;
}

.company-value {
    flex: 1;
    color: var(--text-dark);
    line-height: 1.9;
    letter-spacing: 0.05em;
}

.company-value a {
    color: var(--accent-gold);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    position: relative;
}

.company-value a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gold);
    transition: width 0.3s;
}

.company-value a:hover {
    color: var(--secondary-color);
}

.company-value a:hover::after {
    width: 100%;
}

/* ========================================
   フッター
======================================== */
.footer {
    background-color: var(--primary-color);
    color: white;
    padding: 70px 20px 35px;
    border-top: 3px solid var(--accent-gold);
}

.footer-content {
    text-align: center;
    margin-bottom: 30px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-logo i {
    font-size: 2.2rem;
}

.footer-logo i.zoom-blue {
    color: #2D8CFF;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    max-width: 600px;
    margin: 0 auto;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* ========================================
   ZOOMブランドカラー
======================================== */
.zoom-blue {
    color: #2D8CFF;
    font-weight: 700;
}

/* ========================================
   レスポンシブデザイン
======================================== */
@media (max-width: 768px) {
    .logo-image {
        height: 35px;
    }

    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .mobile-menu.active {
        display: flex;
    }

    .hero {
        padding: 60px 20px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .highlight-number {
        font-size: 2rem;
    }

    .highlight-text {
        font-size: 0.9rem;
    }

    .highlight-divider {
        display: none;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    section {
        padding: 60px 20px;
    }

    .section-title-main {
        font-size: 2rem;
    }

    .business-model-image {
        margin-bottom: 40px;
    }

    .company-details {
        padding: 30px 20px;
    }

    .company-item {
        flex-direction: column;
        gap: 10px;
        padding: 20px 0;
    }

    .company-label {
        min-width: auto;
    }

    .features-grid,
    .earning-grid,
    .recommend-grid {
        grid-template-columns: 1fr;
    }

    .reward-price {
        font-size: 3.5rem;
    }

    .earning-card-popular {
        transform: scale(1);
    }

    .application-form {
        padding: 30px 20px;
    }

    .form-success {
        padding: 40px 20px;
    }

    .flow-step:hover {
        transform: translateX(5px);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.7rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .highlight-number {
        font-size: 1.8rem;
    }

    .reward-price {
        font-size: 2.5rem;
    }

    .earning-amount {
        font-size: 2rem;
    }

    .section-title-main {
        font-size: 1.7rem;
    }

    .btn-primary {
        padding: 15px 30px;
        font-size: 1rem;
    }
}