/* Auth CSS - Login, OTP, and Invite pages */

:root {
    --bg-dark: #0f0f1a;
    --bg-card: #1a1a2e;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;
    --accent-primary: #667eea;
    --accent-secondary: #764ba2;
    --error-color: #ef4444;
    --success-color: #10b981;
    --border-color: rgba(255, 255, 255, 0.08);
    --input-bg: rgba(255, 255, 255, 0.05);
}

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

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

.auth-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

/* Animated Background */
.auth-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.bg-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #06b6d4, #3b82f6);
    bottom: -100px;
    left: -100px;
    animation-delay: -7s;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* Auth Card */
.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 48px 40px;
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header .logo {
    margin-bottom: 20px;
}

.auth-header .logo svg {
    width: 56px;
    height: 56px;
}

.auth-header h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Messages */
.auth-error, .auth-success {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-radius: 12px;
    font-size: 14px;
    margin-bottom: 24px;
}

.auth-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.auth-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
}

/* Form Styles */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 15px;
    color: var(--text-primary);
    transition: all 0.2s ease;
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

/* Select/Dropdown styling for dark mode */
.form-group select {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 15px;
    color: var(--text-primary);
    transition: all 0.2s ease;
    font-family: inherit;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a0a0b0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
    width: 100%;
}

.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23667eea' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

.form-group select option {
    background-color: #1a1a2e;
    color: #ffffff;
    padding: 12px 16px;
}

.form-group select option:hover,
.form-group select option:focus,
.form-group select option:checked {
    background-color: #667eea;
    color: #ffffff;
}

/* OTP Input */
.otp-input-container {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.otp-input {
    width: 52px;
    height: 64px;
    text-align: center;
    font-size: 24px;
    font-weight: 600;
    background: var(--input-bg);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.otp-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

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

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

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

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-full {
    width: 100%;
}

/* Links */
.auth-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.auth-link:hover {
    color: var(--accent-secondary);
}

/* Timer and Resend */
.otp-info {
    text-align: center;
    margin-top: 24px;
}

.otp-timer {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.otp-timer span {
    color: var(--accent-primary);
    font-weight: 600;
}

.resend-btn {
    background: none;
    border: none;
    color: var(--accent-primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
}

.resend-btn:disabled {
    color: var(--text-muted);
    cursor: not-allowed;
}

/* Footer */
.auth-footer {
    margin-top: 32px;
    font-size: 12px;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

/* Password requirements */
.password-requirements {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 8px;
}

.password-requirements ul {
    list-style: none;
    padding: 0;
    margin-top: 6px;
}

.password-requirements li {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 4px;
}

.password-requirements li.valid {
    color: var(--success-color);
}

/* Optional label and form hints */
.optional {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 12px;
}

.form-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
}

/* Responsive */
@media (max-width: 480px) {
    .auth-card {
        padding: 32px 24px;
        border-radius: 20px;
    }
    
    .auth-header h1 {
        font-size: 24px;
    }
    
    .otp-input {
        width: 44px;
        height: 56px;
        font-size: 20px;
    }
    
    .otp-input-container {
        gap: 8px;
    }
}