:root {
    --primary: #6C63FF;
    --primary-dark: #554FD8;
    --secondary: #FF6584;
    --dark: #1A1A2E;
    --light: #F8F9FF;
    --gradient: linear-gradient(135deg, #6C63FF 0%, #FF6584 100%);
    --shadow: 0 20px 40px rgba(108, 99, 255, 0.15);
    --shadow-lg: 0 30px 60px rgba(108, 99, 255, 0.25);
    --radius: 20px;
    --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, var(--light) 0%, rgba(108, 99, 255, 0.1) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    line-height: 1.5;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
}

/* Main Container */
.login-wrapper {
    max-width: 500px;
    margin: 0 auto;
    position: relative;
}

.login-container {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    width: 100%;
}

/* Header Section */
.login-header {
    text-align: center;
    padding: 40px 20px 30px;
    background: linear-gradient(135deg, rgba(108, 99, 255, 0.05), rgba(255, 101, 132, 0.05));
    position: relative;
    overflow: hidden;
}

.login-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient);
}

.login-header .logo {
    font-size: 2rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
    display: inline-block;
    transition: var(--transition);
}

.login-header .logo:hover {
    transform: translateY(-3px);
}

.login-header h2 {
    font-size: 2rem;
    color: var(--dark);
    margin-bottom: 10px;
    line-height: 1.3;
}

.login-header p {
    color: #666;
    font-size: 1rem;
    max-width: 400px;
    margin: 0 auto;
}

/* Body Section */
.login-body {
    padding: 30px 40px 40px;
}

/* Role Tabs */
.role-tabs {
    margin-bottom: 30px;
    position: relative;
}

.nav-tabs {
    border: none;
    display: flex;
    gap: 10px;
    width: 100%;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 5px 0;
}

.nav-tabs::-webkit-scrollbar {
    display: none;
}

.nav-tabs .nav-link {
    border: none;
    border-radius: 50px;
    padding: 14px 25px;
    font-weight: 600;
    color: var(--dark);
    background: rgba(108, 99, 255, 0.08);
    transition: var(--transition);
    flex: 1;
    min-width: 140px;
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.nav-tabs .nav-link.active {
    background: var(--gradient);
    color: white;
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(108, 99, 255, 0.25);
}

.nav-tabs .nav-link:not(.active):hover {
    background: rgba(108, 99, 255, 0.15);
    transform: translateY(-2px);
}

/* Form Elements */
.form-label {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    font-size: 1rem;
}

.input-group {
    margin-bottom: 20px;
    transition: var(--transition);
}

.input-group:focus-within {
    transform: translateY(-2px);
}

.form-control {
    border-radius: 12px;
    padding: 10px 13px;
    font-size: 1rem;
    border: 2px solid #e0e0e0;
    transition: var(--transition);
    height: auto;
    font-family: 'Courier New', monospace;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(108, 99, 255, 0.2);
}

.input-group-text {
    background: var(--gradient);
    color: white;
    border: none;
    border-radius: 12px 0 0 12px;
    padding: 0 20px;
    min-width: 55px;
    justify-content: center;
}

/* Election Code Input Special Styles */
.election-code-input {
    font-size: 1.2rem !important;
    letter-spacing: 3px;
    text-align: center;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
}

.election-code-input::placeholder {
    letter-spacing: normal;
    font-size: 1.2rem;
    opacity: 0.5;
}

.code-format-hint {
    font-size: 0.85rem;
    color: #666;
    margin-top: 5px;
    display: block;
}

/* Quick Code Entry */
.quick-code-entry {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.quick-code-btn {
    flex: 1;
    padding: 10px;
    background: rgba(108, 99, 255, 0.08);
    border: 1px solid rgba(108, 99, 255, 0.2);
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-weight: 600;
    color: var(--primary);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-size: 0.9rem;
}

.quick-code-btn:hover {
    background: rgba(108, 99, 255, 0.15);
    transform: translateY(-2px);
}

.quick-code-btn i {
    margin-right: 5px;
    font-size: 0.8rem;
}

/* Button */
.btn-login {
    background: var(--gradient);
    border: none;
    padding: 18px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
    color: white;
    width: 100%;
    position: relative;
    overflow: hidden;
    z-index: 1;
    margin-top: 10px;
}

.btn-login:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: white;
}

.btn-login::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    transition: var(--transition);
    z-index: -1;
}

.btn-login:hover::before {
    left: 0;
}

/* Checkbox and Links */
.form-check-input {
    width: 20px;
    height: 20px;
    margin-right: 8px;
    border: 2px solid #e0e0e0;
    transition: var(--transition);
}

.form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

.form-check-label {
    color: #666;
    font-weight: 500;
}

.forgot-link {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
}

.forgot-link:hover {
    color: var(--secondary);
    transform: translateX(3px);
}

/* Info Panel */
.info-panel {
    background: rgba(108, 99, 255, 0.05);
    border-radius: 12px;
    padding: 15px;
    margin: 20px 0;
    border-left: 4px solid var(--primary);
}

.info-panel i {
    color: var(--primary);
    margin-right: 10px;
}

.info-panel p {
    margin: 0;
    font-size: 0.9rem;
    color: #666;
}

/* Register Link Section */
.register-link {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.register-link p {
    margin-bottom: 12px;
    color: #666;
    line-height: 1.6;
}

.register-link a {
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
}

.register-link a:hover {
    color: var(--secondary);
    transform: translateY(-2px);
}

.register-link .small {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Back Button */
.back-home {
    text-align: center;
    margin-top: 20px;
}

.back-home a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.back-home a:hover {
    color: var(--secondary);
    transform: translateX(-5px);
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 992px) {
    .login-wrapper {
        max-width: 450px;
    }

    .login-header {
        padding: 35px 20px 25px;
    }

    .login-header .logo {
        font-size: 3rem;
    }

    .login-header h2 {
        font-size: 1.8rem;
    }

    .login-body {
        padding: 25px 30px 35px;
    }
}

@media (max-width: 768px) {
    body {
        padding: 15px;
        align-items: flex-start;
        padding-top: 40px;
    }

    .login-wrapper {
        max-width: 100%;
    }

    .login-container {
        border-radius: 16px;
    }

    .login-header {
        padding: 30px 20px 20px;
    }

    .login-header .logo {
        font-size: 2.8rem;
    }

    .login-header h2 {
        font-size: 1.7rem;
    }

    .login-header p {
        font-size: 1rem;
    }

    .login-body {
        padding: 25px 25px 30px;
    }

    .nav-tabs {
        gap: 8px;
    }

    .nav-tabs .nav-link {
        padding: 12px 20px;
        min-width: 130px;
        font-size: 0.95rem;
    }

    .election-code-input {
        font-size: 1.2rem !important;
        letter-spacing: 2px;
    }
}

@media (max-width: 576px) {
    body {
        padding: 10px;
        padding-top: 30px;
    }

    .login-wrapper {
        padding: 10px;
    }

    .login-container {
        border-radius: 14px;
    }

    .login-header {
        padding: 25px 15px 20px;
    }

    .login-header .logo {
        font-size: 2.5rem;
        margin-bottom: 12px;
    }

    .login-header h2 {
        font-size: 1.5rem;
        margin-bottom: 8px;
    }

    .login-header p {
        font-size: 0.95rem;
        padding: 0 10px;
    }

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

    .nav-tabs {
        flex-direction: column;
        gap: 10px;
    }

    .nav-tabs .nav-link {
        width: 100%;
        min-width: 0;
        padding: 14px 20px;
        font-size: 1rem;
    }

    .form-control {
        padding: 14px 16px;
        font-size: 1rem;
    }

    .election-code-input {
        font-size: 1.1rem !important;
        letter-spacing: 1px;
    }

    .quick-code-entry {
        flex-direction: column;
    }

    .input-group-text {
        padding: 0 16px;
        min-width: 50px;
    }

    .btn-login {
        padding: 16px;
        font-size: 1.05rem;
    }
}

@media (max-width: 400px) {
    body {
        padding: 5px;
        padding-top: 20px;
    }

    .login-wrapper {
        padding: 5px;
    }

    .login-container {
        border-radius: 12px;
    }

    .login-header {
        padding: 20px 15px 15px;
    }

    .login-header .logo {
        font-size: 2.2rem;
    }

    .login-header h2 {
        font-size: 1.4rem;
    }

    .login-header p {
        font-size: 0.9rem;
        padding: 0;
    }

    .login-body {
        padding: 20px 15px 20px;
    }

    .nav-tabs .nav-link {
        padding: 12px 16px;
        font-size: 0.95rem;
    }

    .form-control {
        padding: 12px 14px;
        font-size: 0.95rem;
    }

    .election-code-input {
        font-size: 1rem !important;
    }

    .input-group-text {
        padding: 0 14px;
        min-width: 45px;
    }

    .btn-login {
        padding: 14px;
        font-size: 1rem;
    }

    .form-label {
        font-size: 0.95rem;
    }
}

@media (max-height: 600px) and (orientation: landscape) {
    body {
        padding: 10px;
        align-items: flex-start;
        padding-top: 20px;
    }

    .login-wrapper {
        max-width: 90%;
        margin: 0 auto;
    }

    .login-container {
        max-height: 90vh;
        overflow-y: auto;
    }

    .login-header {
        padding: 20px 15px 15px;
    }

    .login-header .logo {
        font-size: 2.5rem;
        margin-bottom: 10px;
    }

    .login-header h2 {
        font-size: 1.5rem;
        margin-bottom: 5px;
    }

    .login-header p {
        font-size: 0.9rem;
        margin-bottom: 5px;
    }

    .login-body {
        padding: 15px 20px 20px;
    }

    .role-tabs {
        margin-bottom: 15px;
    }

    .input-group {
        margin-bottom: 15px;
    }
}

@media (hover: none) and (pointer: coarse) {

    .nav-tabs .nav-link,
    .btn-login,
    .forgot-link,
    .register-link a,
    .quick-code-btn {
        transition: transform 0.2s ease;
    }

    .nav-tabs .nav-link:active {
        transform: scale(0.98);
    }

    .btn-login:active {
        transform: scale(0.98);
    }

    .quick-code-btn:active {
        transform: scale(0.95);
    }
}