@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Color Variables matching client theme */
    --p-blue-50: #eff6ff;
    --p-blue-100: #dbeafe;
    --p-blue-200: #bfdbfe;
    --p-blue-300: #93c5fd;
    --p-blue-400: #60a5fa;
    --p-blue-500: #3b82f6;
    --p-blue-600: #2563eb;
    --p-blue-700: #1d4ed8;
    --p-blue-800: #1e40af;
    --p-blue-900: #1e3a8a;
    --p-slate-50: #f8fafc;
    --p-slate-100: #f1f5f9;
    --p-slate-200: #e2e8f0;
    --p-slate-300: #cbd5e1;
    --p-slate-400: #94a3b8;
    --p-slate-500: #64748b;
    --p-slate-600: #475569;
    --p-slate-700: #334155;
    --p-slate-800: #1e293b;
    --p-slate-900: #0f172a;
    --p-red-500: #ef4444;
    --p-red-600: #dc2626;
    --p-green-500: #10b981;

    /* Login specific variables */
    --login-bg: var(--p-slate-50);
    --login-card-bg: #ffffff;
    --login-border: var(--p-slate-200);
    --login-text: var(--p-slate-800);
    --login-text-muted: var(--p-slate-500);
    --login-primary: var(--p-blue-600);
    --login-primary-hover: var(--p-blue-700);
    --login-primary-light: var(--p-blue-50);
    --login-danger: var(--p-red-500);
    --login-success: var(--p-green-500);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--login-bg);
    background-image: url("../background-pattern.svg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 1rem;
}

.login-card {
    background: var(--login-card-bg);
    border-radius: 16px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    overflow: hidden;
    border: 1px solid var(--login-border);
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.98);
}

.login-header {
    text-align: center;
    padding: 2.5rem 2rem 1.5rem;
    background: linear-gradient(135deg, var(--p-blue-50) 0%, rgba(255, 255, 255, 0) 100%);
    border-bottom: 1px solid var(--login-border);
    position: relative;
}

.login-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.625rem;
    font-weight: 700;
    color: var(--p-slate-800);
    text-decoration: none;
    margin-bottom: 1.25rem;
    transition: all 0.3s ease;
    cursor: default;
    animation: logoFloat 6s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-8px);
    }
}

.login-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--login-primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--login-primary);
    font-size: 24px;
    transition: all 0.3s ease;
    animation: iconPulse 4s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
    }
    25% {
        transform: scale(1.05) rotate(2deg);
    }
    50% {
        transform: scale(1) rotate(-2deg);
        box-shadow: 0 0 0 8px rgba(37, 99, 235, 0);
    }
    75% {
        transform: scale(1.05) rotate(1deg);
    }
}

.login-title {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--login-text-muted);
    margin: 0;
    letter-spacing: -0.025em;
}

.login-body {
    padding: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group:last-of-type {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--p-slate-800);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 0.9375rem;
    border: 2px solid var(--login-border);
    border-radius: 10px;
    background: var(--p-slate-50);
    color: var(--login-text);
    transition: all 0.2s ease-in-out;
}

.form-control:focus {
    outline: none;
    border-color: var(--login-primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    background: white;
    transform: translateY(-1px);
    color: var(--p-slate-800);
}

.form-control:hover:not(:focus) {
    border-color: var(--p-slate-300);
}

.form-control::placeholder {
    color: var(--login-text-muted);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease-in-out;
    text-decoration: none;
    width: 100%;
}

.btn-primary {
    background: var(--login-primary);
    color: white;
    box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.2);
    position: relative;
    overflow: hidden;
}

.btn-primary::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 0.5s, height 0.5s;
}

.btn-primary:hover {
    background: var(--login-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-loader {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-primary.loading .btn-text {
    display: none;
}

.btn-primary.loading .btn-loader {
    display: inline-flex !important;
}

.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border: 1px solid;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--login-danger);
    color: #dc2626;
}

.alert-content {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.alert-icon {
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.alert-text h4 {
    margin: 0 0 0.25rem 0;
    font-size: 0.875rem;
    font-weight: 600;
}

.alert-text div {
    font-size: 0.875rem;
    line-height: 1.4;
}

.login-footer {
    text-align: center;
    padding: 1rem 1.5rem 1.5rem;
    border-top: 1px solid var(--login-border);
    color: var(--login-text-muted);
    font-size: 0.875rem;
}

.login-footer a {
    color: var(--login-primary);
    text-decoration: none;
}

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

.language-selector {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.language-label {
    color: var(--login-text-muted);
    font-weight: 500;
}

.language-link {
    color: var(--login-text-muted);
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    text-decoration: none;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-weight: 400;
}

.language-link:hover:not(.active) {
    color: var(--login-primary);
    background: var(--login-primary-light);
}

.language-link.active {
    color: var(--login-primary);
    font-weight: 600;
    background: var(--login-primary-light);
}

/* Responsive design */
@media (max-width: 480px) {
    .login-container {
        padding: 0.5rem;
    }

    .login-card {
        border-radius: 8px;
    }

    .login-header {
        padding: 1.5rem 1rem 1rem;
    }

    .login-body {
        padding: 1rem;
    }

    .login-footer {
        padding: 1rem;
    }
}

@media (max-width: 360px) {
    .login-logo {
        font-size: 1.25rem;
    }

    .login-title {
        font-size: 1.125rem;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --login-bg: #0f172a;
        --login-card-bg: #1e293b;
        --login-border: #334155;
        --login-text: #334155;
        --login-text-muted: #d2e4f9;
    }

    .form-control {
        background: #334155;
        color: var(--login-text-muted);
    }

    .form-control:hover:not(:focus) {
         color: var(--login-text-muted);
    }

    .form-control::placeholder {
        color: var(--login-text-muted);
    }

    .form-control:focus::placeholder {
        color: var(--login-text);
    }

    .alert-danger {
        background: rgba(239, 68, 68, 0.15);
        border-color: rgba(239, 68, 68, 0.3);
    }

    .language-link:hover:not(.active) {
        background: rgba(59, 130, 246, 0.1);
        color: var(--login-primary);
    }

    .language-link.active {
        background: rgba(59, 130, 246, 0.1);
        color: var(--login-primary);
    }

    .login-logo, 
    .language-link, 
    .login-title, 
    .login-footer, 
    .language-label,
    .form-control:focus {
        color: var(--login-text);
    }
}