/**
 * Flow Hydration - Login Modal Styles
 */

/* Modal Container */
.login-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.login-modal.show {
    opacity: 1;
    visibility: visible;
}

.login-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(2, 8, 23, 0.9);
    backdrop-filter: blur(10px);
}

.login-modal-container {
    position: relative;
    background: linear-gradient(180deg, rgba(13, 26, 45, 0.95) 0%, rgba(2, 8, 23, 0.98) 100%);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 24px;
    padding: 2.5rem;
    width: 90%;
    max-width: 420px;
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.5),
        0 0 100px rgba(0, 212, 255, 0.1);
    transform: translateY(20px) scale(0.95);
    transition: transform 0.3s ease;
}

.login-modal.show .login-modal-container {
    transform: translateY(0) scale(1);
}

.login-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 212, 255, 0.1);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--flow-gray, #94A3B8);
    transition: all 0.3s ease;
}

.login-modal-close:hover {
    background: rgba(0, 212, 255, 0.2);
    color: white;
}

/* Login Steps */
.login-step {
    text-align: center;
}

.login-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.15) 0%, rgba(0, 180, 180, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--flow-cyan, #00D4FF);
}

.login-icon.success {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2) 0%, rgba(0, 180, 180, 0.15) 100%);
}

.login-title {
    font-family: 'Syne', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--flow-gray, #94A3B8);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.login-subtitle span {
    color: var(--flow-cyan, #00D4FF);
    font-weight: 500;
}

/* Input Group */
.login-input-group {
    display: flex;
    align-items: center;
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 12px;
    padding: 0.25rem;
    margin-bottom: 1.25rem;
    transition: all 0.3s ease;
}

.login-input-group:focus-within {
    border-color: var(--flow-cyan, #00D4FF);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.login-input-prefix {
    padding: 0 1rem;
    color: var(--flow-gray, #94A3B8);
    font-weight: 500;
    border-right: 1px solid rgba(0, 212, 255, 0.2);
}

.login-input {
    flex: 1;
    background: transparent;
    border: none;
    padding: 1rem;
    color: white;
    font-size: 1rem;
    font-family: 'Outfit', sans-serif;
    outline: none;
}

.login-input.full {
    text-align: center;
}

.login-input::placeholder {
    color: var(--flow-gray, #94A3B8);
    opacity: 0.7;
}

/* Channel Toggle */
.login-channel-toggle {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.channel-option {
    flex: 1;
    cursor: pointer;
}

.channel-option input {
    display: none;
}

.channel-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 10px;
    color: var(--flow-gray, #94A3B8);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.channel-option input:checked + .channel-label {
    background: rgba(0, 212, 255, 0.15);
    border-color: var(--flow-cyan, #00D4FF);
    color: var(--flow-cyan, #00D4FF);
}

.channel-label svg {
    opacity: 0.8;
}

.channel-option input:checked + .channel-label svg {
    opacity: 1;
}

/* OTP Input */
.otp-input-container {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.otp-digit {
    width: 50px;
    height: 56px;
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 12px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
    font-family: 'Outfit', sans-serif;
    outline: none;
    transition: all 0.3s ease;
}

.otp-digit:focus {
    border-color: var(--flow-cyan, #00D4FF);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

/* Buttons */
.login-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, var(--flow-cyan, #00D4FF) 0%, var(--flow-teal, #00B4B4) 100%);
    border: none;
    border-radius: 12px;
    color: var(--flow-dark, #020817);
    font-size: 1rem;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 1rem;
}

.login-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.login-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.login-btn.loading {
    pointer-events: none;
}

.login-btn.loading span {
    opacity: 0;
}

.login-btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top-color: var(--flow-dark, #020817);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Resend */
.login-resend {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--flow-gray, #94A3B8);
    font-size: 0.9rem;
}

.login-resend button {
    background: none;
    border: none;
    color: var(--flow-cyan, #00D4FF);
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.login-resend button:disabled {
    color: var(--flow-gray, #94A3B8);
    cursor: default;
}

.login-resend button:not(:disabled):hover {
    text-decoration: underline;
}

/* Back Button */
.login-back {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    color: var(--flow-gray, #94A3B8);
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.login-back:hover {
    color: white;
}

/* Terms */
.login-terms {
    font-size: 0.8rem;
    color: var(--flow-gray, #94A3B8);
    opacity: 0.8;
}

.login-terms a {
    color: var(--flow-cyan, #00D4FF);
    text-decoration: none;
}

.login-terms a:hover {
    text-decoration: underline;
}

/* Error */
.login-error {
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid rgba(255, 107, 107, 0.3);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    margin-top: 1rem;
    color: #ff6b6b;
    font-size: 0.9rem;
    text-align: center;
}

/* Toast */
.flow-toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: linear-gradient(135deg, var(--flow-cyan, #00D4FF) 0%, var(--flow-teal, #00B4B4) 100%);
    color: var(--flow-dark, #020817);
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.3);
    z-index: 10001;
    opacity: 0;
    transition: all 0.3s ease;
}

.flow-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Profile Button Updates for Logged In State */
.profile-btn.logged-in {
    background: rgba(0, 212, 255, 0.15);
    border-color: rgba(0, 212, 255, 0.4);
}

.profile-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--flow-cyan, #00D4FF), var(--flow-teal, #00B4B4));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--flow-dark, #020817);
}

/* Responsive */
@media (max-width: 480px) {
    .login-modal-container {
        padding: 2rem 1.5rem;
        margin: 1rem;
        max-width: calc(100% - 2rem);
    }
    
    .login-title {
        font-size: 1.5rem;
    }
    
    .otp-digit {
        width: 44px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .login-channel-toggle {
        flex-direction: column;
    }
    
    .channel-label {
        padding: 0.6rem;
        font-size: 0.85rem;
    }
}