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

body {
    font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
        Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    line-height: 1.6;
}

.login-container {
    width: 100%;
    max-width: 450px;
    animation: fadeInUp 0.6s ease-out;
}

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

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.login-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.35);
}

.login-header {
    text-align: center;
    margin-bottom: 35px;
}

.login-logo {
    max-width: 120px;
    height: auto;
    margin-bottom: 20px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    animation: slideDown 0.6s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header h1 {
    color: #333;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.login-header p {
    color: #666;
    font-size: 15px;
    font-weight: 400;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group label {
    color: #333;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    font-size: 15px;
    transition: all 0.3s ease;
    background: #f8f9fa;
    color: #333;
    outline: none;
}

.form-group input:focus {
    border-color: #667eea;
    background: #fff;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.form-group input::placeholder {
    color: #999;
}

/* Password toggle styles */
.password-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

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

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    color: #666;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toggle-password:hover {
    color: #667eea;
}

.toggle-password:focus {
    outline: none;
}

/* Eye icon with animated slash */
.eye-icon {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
}

.eye-icon i {
    font-size: 18px;
}

.eye-slash-line {
    position: absolute;
    width: 2px;
    height: 0;
    background-color: currentColor;
    transform: rotate(-45deg);
    transform-origin: center;
    transition: height 0.25s ease;
    border-radius: 1px;
}

.eye-icon.hidden .eye-slash-line {
    height: 24px;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 5px;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: #667eea;
}

.remember-me span {
    color: #555;
    font-size: 14px;
    font-weight: 500;
}

.forgot-password {
    color: #667eea;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: #764ba2;
    text-decoration: underline;
}

.login-button {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    letter-spacing: 0.5px;
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.login-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .login-card {
        padding: 30px 25px;
        border-radius: 16px;
    }

    .login-header h1 {
        font-size: 24px;
    }

    .login-header p {
        font-size: 14px;
    }

    .form-group input {
        padding: 12px 14px;
        font-size: 14px;
    }

    .login-button {
        padding: 14px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 15px;
    }

    .login-card {
        padding: 25px 20px;
        border-radius: 14px;
    }

    .login-header h1 {
        font-size: 22px;
    }

    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .forgot-password {
        width: 100%;
        text-align: left;
    }
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    }

    .login-card {
        background: rgba(30, 30, 46, 0.95);
    }

    .login-header h1 {
        color: #fff;
    }

    .login-header p {
        color: #bbb;
    }

    .form-group label {
        color: #e0e0e0;
    }

    .form-group input {
        background: #2a2a3e;
        border-color: #3a3a4e;
        color: #fff;
    }

    .form-group input:focus {
        background: #333;
        border-color: #667eea;
    }

    .remember-me span {
        color: #ccc;
    }
}

/* Error & Success Messages */
.login-error-general {
    background-color: #fee2e2;
    border: 1px solid #fecaca;
    color: #dc2626;
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 15px;
    font-size: 14px;
    text-align: center;
    animation: shake 0.5s ease-in-out;
}

.login-success {
    background-color: #dcfce7;
    border: 1px solid #bbf7d0;
    color: #16a34a;
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 15px;
    font-size: 14px;
    text-align: center;
    animation: fadeIn 0.3s ease-in-out;
}

.field-error {
    color: #dc2626;
    font-size: 12px;
    margin-top: 4px;
    display: block;
}

.input-error {
    border-color: #dc2626 !important;
    background-color: #fef2f2 !important;
}

.input-error:focus {
    border-color: #dc2626 !important;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

@keyframes shake {
    0%,
    100% {
        transform: translateX(0);
    }
    10%,
    30%,
    50%,
    70%,
    90% {
        transform: translateX(-5px);
    }
    20%,
    40%,
    60%,
    80% {
        transform: translateX(5px);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Dark mode for error/success */
@media (prefers-color-scheme: dark) {
    .login-error-general {
        background-color: rgba(220, 38, 38, 0.1);
        border-color: rgba(220, 38, 38, 0.3);
    }

    .login-success {
        background-color: rgba(22, 163, 74, 0.1);
        border-color: rgba(22, 163, 74, 0.3);
    }

    .input-error {
        background-color: rgba(220, 38, 38, 0.1) !important;
    }
}