* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #f5f7fa 0%, #dae3f3 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.container {
    max-width: 600px;
    width: 100%;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    padding: 30px 40px 60px;
    text-align: center;
}

.logo {
    margin-bottom: 0;
    margin-top: -20px;
}

.logo img {
    width: 350px;
    height: auto;
}

h1 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 10px;
    margin-top: -40px;
    font-weight: 700;
}

.tagline {
    font-size: 1.3rem;
    color: #666;
    margin-top: -10px;
    /* margin-bottom: 10px; */
    font-weight: 500;
}

.description {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 30px;
    line-height: 1.5;
}

@keyframes dashRotate {
    0% {
        border-image: linear-gradient(0deg, #764ba2 25%, transparent 25%, transparent 50%, #764ba2 50%, #764ba2 75%, transparent 75%, transparent) 2;
    }
    100% {
        border-image: linear-gradient(360deg, #764ba2 25%, transparent 25%, transparent 50%, #764ba2 50%, #764ba2 75%, transparent 75%, transparent) 2;
    }
}

.actions {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 40px;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: white;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-secondary:hover {
    background: #f8f9ff;
    transform: translateY(-2px);
}

.btn-share {
    padding: 12px 25px;
    border: 2px solid #10b981;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: white;
    color: #10b981;
}

.btn-share:hover {
    background: #10b981;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(16, 185, 129, 0.2);
}

.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, #ddd, transparent);
    margin: 30px 0;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.social-icon {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f5f5f5;
    color: #667eea;
    text-decoration: none;
    transition: all 0.3s;
    font-size: 1.2rem;
}

.social-icon:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateY(-3px);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 40px;
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s;
}

.modal-header {
    margin-bottom: 20px;
}

.modal-header h2 {
    color: #2c3e50;
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.modal-header p {
    color: #666;
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input[type="text"],
.form-group input[type="email"] {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 20px;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-group label {
    font-size: 0.9rem;
    color: #666;
    cursor: pointer;
    font-weight: normal;
}

.security-notice {
    background: #f0f7ff;
    border-left: 3px solid #667eea;
    padding: 12px 15px;
    margin: 20px 0;
    border-radius: 5px;
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.security-notice i {
    color: #667eea;
    font-size: 1.1rem;
    margin-top: 2px;
}

.security-notice p {
    margin: 0;
    font-size: 0.85rem;
    color: #555;
    line-height: 1.5;
    text-align: left;
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 30px;
}

.btn-submit {
    flex: 1;
    padding: 12px;
    background: #ccc;
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-submit.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.btn-submit.active:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-cancel {
    padding: 12px 30px;
    background: #f5f5f5;
    color: #666;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-cancel:hover {
    background: #e0e0e0;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (max-width: 600px) {
    body {
        padding: 10px;
        min-height: 100vh;
        min-height: 100dvh;
    }

    .container {
        padding: 20px 25px 35px;
        max-height: 100vh;
        max-height: 100dvh;
        overflow-y: auto;
    }

    h1 {
        font-size: 2rem;
        margin-top: -30px;
        margin-bottom: 7px;
    }

    .tagline {
        font-size: 1.1rem;
        margin-top: -5px;
        /* margin-bottom: 8px; */
    }

    .description {
        font-size: 1rem;
        margin-bottom: 25px;
    }

    .logo {
        margin-top: -5px;
        margin-bottom: -5px;
    }

    .logo img {
        width: 200px;
    }

    .actions {
        gap: 12px;
        margin-bottom: 30px;
    }

    .btn {
        padding: 13px 22px;
        font-size: 0.95rem;
    }

    .divider {
        margin: 25px 0;
    }

    .social-links {
        margin-top: 25px;
        gap: 18px;
    }

    .social-icon {
        width: 42px;
        height: 42px;
        font-size: 1.15rem;
    }

    .btn-share {
        padding: 11px 22px;
        font-size: 0.95rem;
    }

    .modal-content {
        padding: 30px 25px;
    }

    .modal-header h2 {
        font-size: 1.5rem;
    }

    .modal-actions {
        flex-direction: column;
    }
}

@media (max-width: 400px) {
    .container {
        padding: 18px 20px 30px;
    }

    h1 {
        font-size: 1.8rem;
    }

    .logo img {
        width: 180px;
    }

    .btn {
        font-size: 0.9rem;
        padding: 12px 20px;
    }

    .btn-share {
        font-size: 0.9rem;
    }
}