/* ===================== NAVBAR HIDE ON SCROLL ===================== */
.navbar.hidden {
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.navbar {
    transition: transform 0.3s ease;
}

/* ===================== LOGIN PAGE LAYOUT ===================== */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 200px);
    padding: 40px 20px;
}

.login-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 450px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: slideInFromBottom 0.8s ease;
    opacity: 0;
    animation-fill-mode: forwards;
}

@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ===================== LOGIN HEADER ===================== */
.login-header {
    text-align: center;
    margin-bottom: 35px;
    animation: fadeInDown 1s ease 0.3s;
    opacity: 0;
    animation-fill-mode: forwards;
}

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

.login-header h1 {
    color: #333;
    font-size: 32px;
    margin-bottom: 10px;
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
}

.login-header p {
    color: #666;
    font-size: 15px;
    font-family: 'Poppins', sans-serif;
}

/* ===================== FORM GROUPS ===================== */
.form-group {
    margin-bottom: 25px;
    animation: fadeInUp 0.8s ease;
    opacity: 0;
    animation-fill-mode: forwards;
}

.form-group:nth-child(1) {
    animation-delay: 0.4s;
}

.form-group:nth-child(2) {
    animation-delay: 0.5s;
}

label {
    display: block;
    color: #333;
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 14px;
    font-family: 'Poppins', sans-serif;
    transition: color 0.3s ease;
}

/* ===================== INPUT FIELDS ===================== */
input[type="text"],
input[type="password"],
input[type="email"] {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

input[type="text"]:hover,
input[type="password"]:hover,
input[type="email"]:hover {
    border-color: #b0b0b0;
}

/* ===================== REMEMBER & FORGOT ===================== */
.remember-forgot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    font-size: 14px;
    animation: fadeInUp 0.8s ease 0.6s;
    opacity: 0;
    animation-fill-mode: forwards;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

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

.remember-me label {
    margin: 0;
    cursor: pointer;
    font-weight: 500;
}

.forgot-password {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

/* ===================== LOGIN BUTTON ===================== */
.login-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #41ed3b 0%, #099f04 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    font-family: 'Orbitron', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.8s ease 0.7s;
    opacity: 0;
    animation-fill-mode: forwards;
}

.login-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.login-btn:hover::before {
    width: 400px;
    height: 400px;
}

.login-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

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

/* ===================== SIGNUP LINK ===================== */
.signup-link {
    text-align: center;
    margin-top: 25px;
    font-size: 14px;
    color: #666;
    font-family: 'Poppins', sans-serif;
    animation: fadeInUp 0.8s ease 0.8s;
    opacity: 0;
    animation-fill-mode: forwards;
}

.signup-link a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.signup-link a:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* ===================== CONTACT LINK ===================== */
.contact-link {
    text-align: center;
    margin-top: 25px;
    font-size: 14px;
    color: #666;
    font-family: 'Poppins', sans-serif;
    animation: fadeInUp 0.8s ease 0.8s;
    opacity: 0;
    animation-fill-mode: forwards;
}

.contact-link a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.contact-link a:hover {
    color: #764ba2;
    text-decoration: underline;
}


/* ===================== ERROR & SUCCESS MESSAGES ===================== */
.error-message {
    color: #dc3545;
    font-size: 14px;
    margin-top: 15px;
    padding: 12px;
    background: rgba(220, 53, 69, 0.1);
    border-radius: 6px;
    border-left: 4px solid #dc3545;
    display: none;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.success-message {
    color: #28a745;
    font-size: 14px;
    margin-top: 15px;
    padding: 12px;
    background: rgba(40, 167, 69, 0.1);
    border-radius: 6px;
    border-left: 4px solid #28a745;
    display: none;
    animation: slideInFromRight 0.5s ease;
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===================== RESPONSIVE DESIGN ===================== */
@media (max-width: 768px) {
    .login-container {
        padding: 30px 25px;
        margin: 20px;
    }

    .login-header h1 {
        font-size: 26px;
    }

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

    input[type="text"],
    input[type="password"],
    input[type="email"] {
        padding: 12px 15px;
    }

    .login-btn {
        padding: 12px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .login-page {
        padding: 20px 10px;
    }

    .login-container {
        padding: 25px 20px;
    }

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

    .remember-forgot {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
}