:root {
    --bg: #f8f8f8;
    --card: #ffffff;
    --border: #e5e7eb;
    --text: #111827;
    --muted: #6b7280;
    --hover: #2563eb;
}

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

html,
body {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

body {
    font-family: Inter, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.signup-page {
    width: 100%;
    height: 100vh;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.signup-card {
    width: 100%;
    max-width: 560px;
    max-height: calc(100vh - 20px);
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 26px;
    padding: 18px 38px 22px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.logo {
    display: flex;
    justify-content: center;
    margin-bottom: 8px;
}

.logo img {
    width: 145px;
    height: auto;
}

.heading {
    text-align: center;
    margin-bottom: 18px;
}

.heading span {
    display: none;
}

.heading h1 {
    font-size: 34px;
    margin-bottom: 4px;
    color: var(--text);
}

.heading p {
    color: var(--muted);
    font-size: 14px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.form-group {
    margin-bottom: 12px;
}

.form-group label {
    display: block;
    margin-bottom: 7px;
    font-size: 13px;
    font-weight: 600;
}

.form-group label span {
    color: var(--muted);
    font-weight: 500;
}

.input-box {
    height: 44px;
    border: 1px solid var(--border);
    border-radius: 15px;
    display: flex;
    align-items: center;
    padding: 0 16px;
    transition: 0.2s ease;
}

.input-box:focus-within {
    border-color: var(--text);
}

.input-box input {
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
    font-size: 14px;
    background: transparent;
}

.password-toggle {
    border: none;
    background: none;
    cursor: pointer;
    color: #9ca3af;
    font-size: 15px;
}

.signup-btn {
    width: 100%;
    height: 48px;
    border: none;
    border-radius: 15px;
    background: #111827;
    color: #ffffff;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s ease;
    margin-top: 2px;
}

.signup-btn:hover {
    background: var(--hover);
}

.bottom-text {
    margin-top: 14px;
    text-align: center;
    font-size: 14px;
    color: var(--muted);
}

.bottom-text a {
    color: #111827;
    font-weight: 700;
    text-decoration: none;
}

.bottom-text a:hover {
    color: var(--hover);
}

@media (max-width: 560px) {
    body {
        overflow-y: auto;
    }

    .signup-page {
        height: auto;
        min-height: 100vh;
        padding: 14px;
    }

    .signup-card {
        max-height: none;
        padding: 24px 22px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .heading h1 {
        font-size: 30px;
    }

    .logo img {
        width: 135px;
    }
}