* {
    font-family: 'Saira', sans-serif !important;
}

body {
    font-family: 'Saira', sans-serif !important;
}

.auth-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    overflow: auto;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.auth-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.auth-gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(102, 126, 234, 0.1) 0%,
        rgba(118, 75, 162, 0.1) 50%,
        rgba(0, 0, 0, 0.1) 100%
    );
}

.auth-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 440px;
    margin: auto;
}

.auth-glass-card {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.1) 0%,
        rgba(255, 255, 255, 0.05) 100%
    );
    padding: 2.5rem;
    color: white;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25),
    0 0 0 1px rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    animation: slideInUp 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.auth-glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 5%,
        rgba(255, 255, 255, 0.4) 50%,
        transparent 95%
    );
}

.d-flex.justify-content-center.mb-4 {
    margin-bottom: 2rem !important;
}

.btn-group {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 16px;
    padding: 6px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

.auth-tab.btn {
    flex: 1;
    padding: 14px 20px;
    background: transparent;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-transform: none;
    letter-spacing: 0.5px;
}

.auth-tab.btn:hover {
    color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-1px);
}

.auth-tab.btn.active {
    color: #ffffff;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.auth-tab.btn.active::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 12px;
    padding: 1px;
}

.auth-forms {
    position: relative;
    overflow: hidden;
}

.auth-form-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.98);
}

.auth-form-container.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    position: relative;
}

.auth-form-container.fade-out {
    opacity: 0;
    transform: scale(0.96);
    transition: all 0.15s ease-out;
}

.auth-form-container.fade-in {
    opacity: 1;
    transform: scale(1);
    transition: all 0.3s ease-out;
}

.auth-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    background: linear-gradient(135deg, #ffffff, rgba(255, 255, 255, 0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.auth-input-group {
    margin-bottom: 2rem;
    position: relative;
    min-height: 52px;
}

.auth-input-wrapper {
    position: relative;
    overflow: visible;
    height: 52px;
    display: block;
}

.auth-input {
    width: 100%;
    height: 52px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.08);
    padding: 0 16px 0 52px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    outline: none;
    position: relative;
    z-index: 1;
}

.auth-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
    font-weight: 400;
}

.auth-input:focus {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.auth-input-icon {
    position: absolute;
    top: 26px;
    left: 16px;
    transform: translateY(-50%);
    z-index: 3;
    color: rgba(255, 255, 255, 0.4);
    transition: all 0.3s ease;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
}

.auth-input:focus ~ .auth-input-icon {
    color: rgba(255, 255, 255, 0.8);
    transform: translateY(-50%) scale(1.1);
}

.password-toggle {
    position: absolute !important;
    top: 26px !important;
    right: 16px !important;
    transform: translateY(-50%) !important;
    background: none !important;
    border: none !important;
    color: rgba(255, 255, 255, 0.4) !important;
    cursor: pointer !important;
    z-index: 4 !important;
    font-size: 16px !important;
    padding: 4px !important;
    width: 24px !important;
    height: 24px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: color 0.3s ease !important;
}

.password-toggle:hover {
    color: rgba(255, 255, 255, 0.7) !important;
}

.auth-input-line {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #ffffff, transparent);
    border-radius: 0 0 12px 12px;
    opacity: 0;
    transform: scaleX(0);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.auth-input:focus ~ .auth-input-line {
    opacity: 0.6;
    transform: scaleX(1);
}

.auth-input-glow {
    display: none;
}

/*
.invalid-feedback {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: #ff6b7a;
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.2);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 10;
}

.valid-feedback {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: #8ed18a;
    background: rgba(40, 167, 69, 0.1);
    border: 1px solid rgba(40, 167, 69, 0.2);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 10;
}
*/

.auth-input.is-invalid {
    border-color: rgba(220, 53, 69, 0.5);
    background: rgba(220, 53, 69, 0.08);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.auth-input.is-valid {
    border-color: rgba(40, 167, 69, 0.5);
    background: rgba(40, 167, 69, 0.08);
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.1);
}

.auth-input.is-invalid ~ .auth-input-icon {
    color: rgba(220, 53, 69, 0.7);
}

.auth-input.is-valid ~ .auth-input-icon {
    color: rgba(40, 167, 69, 0.7);
}



.auth-input-group .invalid-feedback {
    margin-bottom: 1rem;
}

.is-invalid ~ .invalid-feedback {
    display: block;
}

.auth-btn {
    width: 100%;
    height: 52px;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, #ffffff, #f8f9fa);
    color: #1a1a1a;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1),
    0 2px 4px rgba(0, 0, 0, 0.06);
    position: relative;
    overflow: hidden;
}

.auth-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15),
    0 4px 10px rgba(0, 0, 0, 0.1);
}

.auth-btn:hover::before {
    left: 100%;
}

.auth-btn:active {
    transform: translateY(-1px);
}

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

.auth-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    position: relative;
}

.auth-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.8);
    transition: width 0.3s ease;
}

.auth-link:hover {
    color: rgba(255, 255, 255, 0.95);
    text-decoration: none;
}

.auth-link:hover::after {
    width: 100%;
}

.alert {
    border-radius: 12px;
    font-size: 13px;
    border: none;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.alert-danger {
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.3);
    color: #ff8a9b;
}

.alert ul {
    margin-bottom: 0;
    padding-left: 1.2rem;
}

.alert ul li {
    margin-bottom: 4px;
}

.alert ul li:last-child {
    margin-bottom: 0;
}

.text-center {
    text-align: center;
}

.text-white-50 {
    color: rgba(255, 255, 255, 0.7) !important;
}

.text-primary {
    color: #66d9ef !important;
}

.text-success {
    color: #a6e22e !important;
}

@media (max-width: 768px) {
    .auth-container {
        padding: 15px;
    }

    .auth-glass-card {
        padding: 2rem 1.5rem;
        border-radius: 20px;
    }

    .auth-content {
        max-width: 100%;
    }

    .auth-tab.btn {
        padding: 12px 16px;
        font-size: 13px;
        gap: 6px;
    }

    .auth-tab.btn i {
        font-size: 14px;
    }

    .auth-title {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .auth-input-wrapper {
        height: 48px;
    }

    .auth-input {
        height: 48px;
        padding-left: 48px;
    }

    .auth-input-icon {
        top: 24px;
    }

    .password-toggle {
        top: 24px !important;
    }

    .auth-btn {
        height: 48px;
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .auth-glass-card {
        padding: 1.5rem 1rem;
        border-radius: 16px;
    }

    .btn-group {
        width: 100%;
        border-radius: 12px;
    }

    .auth-tab.btn {
        flex: 1;
        justify-content: center;
        padding: 10px 12px;
        border-radius: 8px;
    }

    .auth-input-wrapper {
        height: 44px;
    }

    .auth-input {
        height: 44px;
        font-size: 14px;
    }

    .auth-input-icon {
        top: 22px;
    }

    .password-toggle {
        top: 22px !important;
    }

    .auth-btn {
        height: 44px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .auth-container {
        padding: 10px;
    }

    .auth-glass-card {
        padding: 1.25rem 0.75rem;
    }

    .auth-title {
        font-size: 1.25rem;
        margin-bottom: 1.25rem;
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}