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

:root {
    --bg-dark: #1a1a1a;
    --bg-card: #2a2a2a;
    --bg-gradient-start: #1a1a1a;
    --bg-gradient-end: #00FF88;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --accent-green: #00FF88;
    --border-color: #404040;
    --input-bg: #1f1f1f;
    --input-border: #404040;
    --input-focus: #00FF88;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-dark);
    background-image: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 20%, var(--bg-gradient-start) 100%);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

/* Social Media Icons */
.social-icons {
    position: fixed;
    top: 30px;
    right: 30px;
    display: flex;
    gap: 20px;
    z-index: 1000;
}

.social-icons a {
    color: var(--text-primary);
    transition: color 0.3s ease, transform 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-icons a:hover {
    color: var(--accent-green);
    transform: scale(1.1);
}

/* Main Container */
.main-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 40px 20px;
    position: relative;
}

/* Content Card */
.content-card {
    background: var(--bg-card);
    border-radius: 24px;
    padding: 60px 50px;
    max-width: 800px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    z-index: 1;
}

/* Logo */
.logo-container {
    margin-bottom: 40px;
}

.logo-square {
    width: 120px;
    height: 120px;
    background: transparent;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    overflow: visible;
}

.logo-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Typography */
.headline {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.headline .highlight {
    color: var(--accent-green);
}

.tagline {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 30px;
    font-weight: 300;
}

.body-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.cta-prompt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
    text-align: center;
}

.page-title .highlight {
    color: var(--accent-green);
}

.page-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    text-align: center;
}

/* Buttons */
.button-group {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.btn-primary {
    background: var(--accent-green);
    color: #000000;
}

.btn-primary:hover {
    background: #00e677;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 255, 136, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.btn-submit {
    width: 100%;
    justify-content: center;
    margin-top: 10px;
}

.btn-oauth {
    width: 100%;
    justify-content: center;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
}

.btn-oauth:hover {
    background: var(--bg-card);
    border-color: var(--accent-green);
}

/* Back Link */
.back-link {
    color: var(--text-secondary);
    text-decoration: none;
    display: inline-block;
    margin-bottom: 30px;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.back-link:hover {
    color: var(--accent-green);
}

/* Forms */
.demo-form,
.login-form {
    margin-top: 40px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-icon .input-icon {
    position: absolute;
    left: 16px;
    color: var(--text-secondary);
    pointer-events: none;
    z-index: 1;
}

.input-with-icon input {
    padding-left: 48px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-green);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.password-input-wrapper {
    position: relative;
}

.password-input-wrapper input {
    padding-right: 50px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 5px;
    display: flex;
    align-items: center;
    transition: color 0.3s ease;
}

.toggle-password:hover {
    color: var(--accent-green);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    cursor: pointer;
    accent-color: var(--accent-green);
}

.forgot-password {
    color: var(--accent-green);
    text-decoration: none;
    font-size: 0.9rem;
    transition: opacity 0.3s ease;
}

.forgot-password:hover {
    opacity: 0.8;
}

.checkbox-group {
    margin-top: 20px;
}

.divider {
    text-align: center;
    margin: 30px 0;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.divider::before,
.divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 45%;
    height: 1px;
    background: var(--input-border);
}

.divider::before {
    left: 0;
}

.divider::after {
    right: 0;
}

.signup-prompt {
    text-align: center;
    margin-top: 30px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.signup-prompt a {
    color: var(--accent-green);
    text-decoration: none;
    font-weight: 500;
}

.signup-prompt a:hover {
    text-decoration: underline;
}

/* Success Message */
.success-message {
    text-align: center;
    padding: 40px 20px;
}

.success-message svg {
    margin-bottom: 20px;
}

.success-message h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--accent-green);
}

.success-message p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Footer */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    text-align: center;
    padding: 20px;
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.copyright {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent-green);
}

.separator {
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .social-icons {
        top: 20px;
        right: 20px;
        gap: 15px;
    }

    .social-icons svg {
        width: 20px;
        height: 20px;
    }

    .content-card {
        padding: 40px 30px;
        margin: 20px;
    }

    .headline {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1.2rem;
    }

    .body-text {
        font-size: 1rem;
    }

    .button-group {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

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

    .footer {
        padding: 15px;
    }

    .footer-links {
        flex-direction: column;
        gap: 5px;
    }

    .separator {
        display: none;
    }
}

@media (max-width: 480px) {
    .content-card {
        padding: 30px 20px;
    }

    .headline {
        font-size: 1.75rem;
    }

    .logo-square {
        width: 90px;
        height: 90px;
    }

    .logo-image {
        width: 100%;
        height: 100%;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-card {
    animation: fadeIn 0.6s ease-out;
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid var(--accent-green);
    outline-offset: 2px;
}