/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #F8FAFC;
    color: #1e293b;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    padding: 60px 0 40px;
    text-align: center;
}

.logo-container {
    margin-bottom: 24px;
}

.logo {
    width: 500px;
    max-width: 100%;
    height: auto;
    margin: 0 auto;
    display: block;
}

.welcome-text {
    font-size: 18px;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Access Section */
.access-section {
    padding: 40px 0 80px;
}

.access-card {
    background: white;
    border-radius: 16px;
    padding: 48px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.access-card h2 {
    font-size: 28px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
}

.access-subtitle {
    font-size: 16px;
    color: #64748b;
    margin-bottom: 32px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.email-input {
    width: 100%;
    padding: 16px 20px;
    font-size: 16px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-family: inherit;
    transition: all 0.3s ease;
    background: #f8fafc;
}

.email-input:focus {
    outline: none;
    border-color: #FF7917;
    background: white;
    box-shadow: 0 0 0 4px rgba(255, 121, 23, 0.1);
}

.email-input::placeholder {
    color: #94a3b8;
}

.btn-primary {
    width: 100%;
    padding: 18px 32px;
    font-size: 18px;
    font-weight: 600;
    color: white;
    background: #FF7917;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(255, 121, 23, 0.3);
}

.btn-primary:hover {
    background: #e66d15;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 121, 23, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Members Area */
.members-area {
    padding: 60px 0 100px;
    opacity: 1;
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.members-area.hidden {
    display: none;
    opacity: 0;
    transform: translateY(20px);
}

.intro-box {
    background: white;
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 48px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    border-left: 4px solid #FF7917;
}

.intro-box h2 {
    font-size: 32px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 16px;
}

.intro-text {
    font-size: 18px;
    color: #475569;
    line-height: 1.7;
    margin-bottom: 24px;
}

.notice {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: #fff7ed;
    border-radius: 10px;
    border: 1px solid #fed7aa;
}

.notice svg {
    flex-shrink: 0;
}

.notice span {
    font-size: 15px;
    color: #9a3412;
    line-height: 1.5;
}

/* Content Flow */
.content-flow {
    display: grid;
    gap: 24px;
}

.step-card {
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px -4px rgba(0, 0, 0, 0.1);
    border-color: #FF7917;
}

.step-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.step-emoji {
    font-size: 48px;
    line-height: 1;
}

.step-number {
    font-size: 14px;
    font-weight: 700;
    color: #FF7917;
    background: #fff7ed;
    padding: 6px 14px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.step-title {
    font-size: 14px;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.step-subtitle {
    font-size: 24px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
    line-height: 1.3;
}

.step-description {
    font-size: 16px;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 24px;
}

.btn-step {
    display: inline-block;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: #FF7917;
    border: none;
    border-radius: 10px;
    text-decoration: none;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(255, 121, 23, 0.25);
}

.btn-step:hover {
    background: #e66d15;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 121, 23, 0.35);
}

.btn-step:active {
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header {
        padding: 40px 0 30px;
    }

    .logo {
        width: 90%;
    }

    .welcome-text {
        font-size: 16px;
    }

    .access-card {
        padding: 32px 24px;
    }

    .access-card h2 {
        font-size: 24px;
    }

    .intro-box {
        padding: 28px 24px;
    }

    .intro-box h2 {
        font-size: 26px;
    }

    .intro-text {
        font-size: 16px;
    }

    .step-card {
        padding: 24px;
    }

    .step-emoji {
        font-size: 40px;
    }

    .step-subtitle {
        font-size: 20px;
    }

    .step-description {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .access-card {
        padding: 24px 20px;
    }

    .intro-box {
        padding: 24px 20px;
    }

    .step-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.members-area.show {
    animation: fadeInUp 0.6s ease forwards;
}