@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

:root {
    --primary-color: #4b2c7c;
    --secondary-color: #4B89DC;
    --accent-color: #FF6B6B;
    --light-color: #F5F7FA;
    --dark-color: #3C4858;
    --success-color: #48CFAD;
    --warning-color: #FFCE54;
    --border-radius: 0.75rem;
    --box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
    --header-height: 3.5rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    margin: 0;
    padding: 0;
    background-image: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path d="M30,10 Q50,5 70,10 T90,30 Q95,50 90,70 T70,90 Q50,95 30,90 T10,70 Q5,50 10,30 T30,10" fill="none" stroke="%234a6fa5" stroke-width="0.5" opacity="0.2"/></svg>');
    background-color: #f0f5ff;
}



.main-content{
    color: var(--dark-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 1rem;
    position: relative;
}


.firstpage {
    background: rgba(255, 255, 255, 0.98);
    padding: clamp(1.25rem, 5vw, 2rem);
    border-radius: var(--border-radius);
    width: 100%;
    max-width: min(100%, 28rem);
    margin: var(--header-height) auto 1rem;
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(0, 0, 0, 0.1);
    animation: fadeInUp 0.5s ease-out;
    position: relative;
    overflow: hidden;
}

.firstpage::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0.375rem;
    background: linear-gradient(
        90deg,
        var(--accent-color) 0%,
        var(--warning-color) 35%,
        var(--success-color) 65%,
        var(--secondary-color) 100%
    );
    background-size: 200% 100%;
    animation: gradientFlow 3s ease infinite alternate;
}

h1 {
    text-align: center;
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
    font-weight: 700;
    color: var(--dark-color);
    font-size: clamp(1.5rem, 5vw, 2rem);
    position: relative;
}

h1::after {
    content: "";
    display: block;
    width: 3.75rem;
    height: 0.25rem;
    background: var(--primary-color);
    margin: 0.75rem auto 0;
    border-radius: 0.125rem;
}

.form-two {
    display: flex;
    flex-direction: column;
    gap: clamp(1rem, 3vw, 1.5rem);
}

.onebox {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
}

label {
    font-weight: 600;
    color: var(--dark-color);
    font-size: clamp(0.875rem, 3.5vw, 1rem);
    display: block;
}

.input-one {
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    outline: none;
    background-color: #f9f9f9;
    width: 100%;
    margin-top: 0.5rem;
}

.input-one:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.1875rem rgba(75, 44, 124, 0.2);
    background-color: white;
}

.input-one[type="checkbox"] {
    width: auto;
    margin-right: 0.5rem;
    transform: scale(1.2);
    accent-color: var(--primary-color);
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0.5rem 0;
}

.checkbox-label {
    font-size: clamp(0.8125rem, 3.5vw, 0.9375rem);
    color: var(--dark-color);
    cursor: pointer;
    user-select: none;
}

.button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.875rem;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 0.5rem;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.button:hover {
    background-color: var(--secondary-color);
    transform: translateY(-0.125rem);
    box-shadow: 0 0.25rem 0.5rem rgba(75, 137, 220, 0.3);
}

.button:active {
    transform: translateY(0);
}

p {
    text-align: center;
    margin-top: 1rem;
    font-size: clamp(0.8125rem, 3.5vw, 0.9375rem);
    color: #666;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.error-message {
    color: #d32f2f;
    background-color: #ffebee;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    margin: 1rem 0;
    text-align: center;
    font-size: clamp(0.8125rem, 3.5vw, 0.9375rem);
    border-left: 0.25rem solid #d32f2f;
    animation: shake 0.4s ease-in-out;
}

@keyframes gradientFlow {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 100% 50%;
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-0.3125rem); }
    40%, 80% { transform: translateX(0.3125rem); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(1.25rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .firstpage {
        padding: 1.5rem;
    }
    
    .onebox {
        padding: 0.75rem;
    }
    
    .input-one {
        padding: 0.6875rem 0.9375rem;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 0;
        margin: 0;
        position: fixed;
    }
    
    body {
        padding: 0;
    }
    
    .main-content {
        margin: 1.25rem;
    }
    
    .firstpage {
        max-width: 100%;
        margin: 0.5rem auto;
        padding: 1.25rem;
    }
    
    .button {
        padding: 0.75rem;
    }
}

@media (max-height: 500px) and (orientation: landscape) {
    body {
        padding-top: var(--header-height);
        justify-content: flex-start;
    }
    
    .firstpage {
        margin: 1rem auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }
}

@media (prefers-color-scheme: dark) {
    body {
        background-color: #121212;
        color: #e0e0e0;
    }
    
    .header {
        background-color: #1e1e1e;
        box-shadow: 0 0.125rem 0.5rem rgba(0, 0, 0, 0.3);
    }
    
    .firstpage {
        background: rgba(30, 30, 30, 0.98);
        border-color: #333;
    }
    
    .input-one {
        background-color: #222;
        border-color: #444;
        color: #e0e0e0;
    }
    
    .input-one:focus {
        background-color: #2a2a2a;
    }
    
    label, h1, .logo-text {
        color: #f0f0f0;
    }
    
    .checkbox-label {
        color: #ccc;
    }
    
    p, a {
        color: #aaa;
    }
    
    a:hover {
        color: var(--secondary-color);
    }
    
    body::before {
        opacity: 0.15;
    }
}