/* ========================================
   BANKA MACHINES - INDUSTRIAL LOGIN SYSTEM
   Matching Dashboard Theme & Aesthetics
   ======================================== */

:root {
    /* Industrial Blue Color Palette */
    --primary-blue: #0d47a1;
    --primary-blue-light: #1565c0;
    --primary-blue-lighter: #1976d2;
    --primary-blue-dark: #0a3d8a;
    --primary-blue-darker: #083580;
    --accent-blue: #2196f3;
    --accent-blue-light: #42a5f5;
    --accent-blue-dark: #1976d2;
    
    /* Header Enhancement Colors */
    --header-border: rgba(13, 71, 161, 0.35);
    --header-glow: rgba(13, 71, 161, 0.15);
    
    /* Dark Theme Colors - Matching Dashboard */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    
    /* Text Colors - Matching Dashboard */
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --text-accent: #00e676;
    
    /* Status Colors - Matching Dashboard */
    --status-success: #00e676;
    --status-warning: #ffab00;
    --status-error: #ff1744;
    --status-info: #00b0ff;
    
    /* Industrial Effects - Blue Theme */
    --glow-primary: 0 0 20px rgba(13, 71, 161, 0.3);
    --glow-accent: 0 0 20px rgba(33, 150, 243, 0.3);
    --glow-light: 0 0 20px rgba(25, 118, 210, 0.3);
    --glow-success: 0 0 20px rgba(0, 230, 118, 0.3);
    
    /* Typography - Matching Dashboard */
    --font-primary: 'Urbanist', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Transitions - Matching Dashboard */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 12px;
}

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

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

/* Industrial Background Effects - Matching Dashboard */
.industrial-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: 
        radial-gradient(circle at 20% 80%, rgba(13, 71, 161, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(33, 150, 243, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.circuit-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(90deg, rgba(13, 71, 161, 0.1) 1px, transparent 1px),
        linear-gradient(rgba(13, 71, 161, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: circuitFlow 20s linear infinite;
}

.mechanical-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(33, 150, 243, 0.1) 2px, transparent 2px),
        radial-gradient(circle at 75% 75%, rgba(13, 71, 161, 0.1) 1px, transparent 1px);
    background-size: 100px 100px, 60px 60px;
    animation: mechanicalPulse 15s ease-in-out infinite;
}

.particle-system {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(33, 150, 243, 0.2) 1px, transparent 1px),
        radial-gradient(circle at 90% 80%, rgba(13, 71, 161, 0.2) 1px, transparent 1px);
    background-size: 200px 200px, 150px 150px;
    animation: particleFloat 25s linear infinite;
}

.circle-1 {
    width: 200px;
    height: 200px;
    top: 10%;
    right: 15%;
    animation-duration: 25s;
}

.circle-2 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    left: 10%;
    animation-duration: 35s;
    animation-direction: reverse;
}

.circle-3 {
    width: 100px;
    height: 100px;
    top: 60%;
    right: 30%;
    animation-duration: 20s;
}

/* Industrial Background Grid - Subtle Preview */
.industrial-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.03;
    pointer-events: none;
}

.grid-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(13, 71, 161, 0.2) 1px, transparent 1px),
        linear-gradient(90deg, rgba(13, 71, 161, 0.2) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: grid-move 20s linear infinite;
}

.precision-circles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.circle {
    position: absolute;
    border: 1px solid rgba(33, 150, 243, 0.2);
    border-radius: 50%;
    animation: precision-rotate 30s linear infinite;
}

.metric-card {
    position: absolute;
    background: var(--gray-100);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.preview-1 {
    top: 15%;
    right: 20%;
    width: 200px;
    height: 120px;
    animation: metric-pulse 4s ease-in-out infinite;
}

.preview-2 {
    bottom: 25%;
    left: 15%;
    width: 150px;
    height: 150px;
    animation: metric-pulse 4s ease-in-out infinite 1s;
}

.preview-3 {
    top: 40%;
    left: 60%;
    width: 180px;
    height: 100px;
    animation: metric-pulse 4s ease-in-out infinite 2s;
}

.metric-line, .metric-circle, .metric-bar {
    background: var(--primary-blue);
    margin: 8px 0;
    border-radius: 2px;
}

.metric-line {
    height: 4px;
    width: 100%;
}

.metric-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-block;
    margin: 10px;
}

.metric-bar {
    height: 20px;
    width: 80%;
}

/* Main Login Container */
.login-container {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 0 5%;
    gap: 5%;
}

/* Brand Section */
.brand-section {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
}

.logo-container {
    position: relative;
    display: inline-block;
}

.company-logo {
    height: 80px;
    width: auto;
    filter: drop-shadow(0 4px 20px rgba(13, 71, 161, 0.6)) brightness(1.05);
    transition: var(--transition);
}

.logo-container:hover .company-logo {
    filter: drop-shadow(0 6px 25px rgba(13, 71, 161, 0.8)) brightness(1.1);
    transform: scale(1.02) translateY(-2px);
}

.logo-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(13, 71, 161, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    animation: logo-glow 3s ease-in-out infinite;
}

.company-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.company-name {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-primary);
    letter-spacing: 3px;
    line-height: 1.1;
    margin: 0;
    text-shadow: 0 0 12px rgba(13, 71, 161, 0.4);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-blue-light) 80%, var(--accent-blue-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: var(--transition);
}

.system-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin: 0;
    opacity: 0.9;
}

.system-status {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(15px) saturate(1.1);
    border-radius: 50px;
    border: 1px solid rgba(13, 71, 161, 0.3);
    width: fit-content;
    box-shadow: 
        0 4px 20px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.system-status:hover {
    border-color: rgba(13, 71, 161, 0.5);
    transform: translateY(-1px);
    box-shadow: 
        0 6px 25px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.08);
}

.status-indicator {
    width: 8px;
    height: 8px;
    background: var(--status-success);
    border-radius: 50%;
    animation: status-pulse 2s ease-in-out infinite;
    box-shadow: 0 0 8px rgba(0, 230, 118, 0.5);
}

.status-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 600;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Form Section */
.form-section {
    display: flex;
    justify-content: center;
    align-items: center;
}

.form-container {
    width: 100%;
    max-width: 400px;
    background: rgba(26, 26, 26, 0.85);
    backdrop-filter: blur(30px) saturate(1.2);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(13, 71, 161, 0.4);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.form-container:hover {
    border-color: rgba(13, 71, 161, 0.6);
    box-shadow: 
        0 25px 70px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-blue), var(--accent-blue), transparent);
    opacity: 0.6;
}

.form-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, transparent 100%);
    pointer-events: none;
}

.form-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.form-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
    text-shadow: 0 0 10px rgba(13, 71, 161, 0.3);
}

.form-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: var(--font-mono);
}

/* Form Inputs */
.input-group {
    margin-bottom: 2rem;
}

.input-container {
    position: relative;
    display: flex;
    align-items: center;
}

.input-container input {
    width: 100%;
    padding: 1.25rem 1rem 1.25rem 3rem;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: var(--font-primary);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    transition: var(--transition);
    outline: none;
    backdrop-filter: blur(10px);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2);
}

.input-container input:focus {
    border-color: var(--primary-blue);
    box-shadow: 
        var(--glow-primary),
        inset 0 1px 3px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.08);
}

.input-container input:focus + .floating-label,
.input-container input:not(:placeholder-shown) + .floating-label {
    transform: translateY(-2.5rem) scale(0.85);
    color: var(--primary-blue);
}

.floating-label {
    position: absolute;
    left: 3rem;
    top: 1.25rem;
    font-size: 1rem;
    color: var(--text-secondary);
    pointer-events: none;
    transition: var(--transition);
    transform-origin: left top;
    background: rgba(26, 26, 26, 0.9);
    padding: 0 0.5rem;
    border-radius: 4px;
}

.input-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: var(--transition-smooth);
}

.input-container input:focus ~ .input-line {
    width: 100%;
}

.input-gear {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    transition: var(--transition);
    filter: drop-shadow(0 0 4px rgba(13, 71, 161, 0.3));
}

.input-container input:focus ~ .input-gear {
    color: var(--accent-blue-light);
    transform: translateY(-50%) rotate(180deg) scale(1.1);
    filter: drop-shadow(0 0 8px currentColor);
}

.gear-icon {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    position: relative;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
}

.checkbox-container input[type="checkbox"]:checked + .checkmark {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    border-color: var(--primary-blue);
    box-shadow: var(--glow-primary);
}

.checkbox-container input[type="checkbox"]:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.forgot-link {
    font-size: 0.875rem;
    color: var(--accent-blue-light);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    text-shadow: 0 0 4px rgba(33, 150, 243, 0.3);
}

.forgot-link:hover {
    color: var(--primary-blue-lighter);
    text-decoration: underline;
    text-shadow: 0 0 8px currentColor;
}

/* Login Button */
.login-button {
    width: 100%;
    padding: 1.25rem 2rem;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    color: var(--text-primary);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-primary);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--glow-primary);
}

.login-button:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 15px 40px rgba(13, 71, 161, 0.4),
        0 0 30px rgba(33, 150, 243, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.login-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.login-button:hover::before {
    left: 100%;
}

.login-button:active {
    transform: translateY(0);
}

.button-text {
    position: relative;
    z-index: 2;
}

.button-gear {
    width: 20px;
    height: 20px;
    transition: var(--transition);
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.5));
}

.login-button:hover .button-gear {
    transform: rotate(360deg) scale(1.2);
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.8));
}

.gear-spinner {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

/* Loading Overlay - Matching Dashboard Theme */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(30px) saturate(1.2);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.loading-overlay.active {
    display: flex;
}

.loading-container {
    text-align: center;
    max-width: 400px;
    padding: 2rem;
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(20px) saturate(1.2);
    border-radius: 20px;
    border: 1px solid rgba(13, 71, 161, 0.3);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05);
}

.mechanical-loader {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.gear {
    width: 40px;
    height: 40px;
    border: 3px solid var(--primary-blue);
    border-top: 3px solid var(--accent-blue);
    border-radius: 50%;
    position: relative;
    animation: gear-rotate 2s linear infinite;
    box-shadow: var(--glow-primary);
}

.gear::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-blue-light);
    border-top: 2px solid var(--primary-blue-dark);
    border-radius: 50%;
    animation: gear-rotate 1.5s linear infinite reverse;
}

.gear-1 {
    animation-duration: 1.5s;
}

.gear-2 {
    animation-duration: 2s;
    animation-direction: reverse;
}

.gear-3 {
    animation-duration: 1.8s;
}

.loading-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: block;
    text-shadow: 0 0 10px rgba(13, 71, 161, 0.3);
    letter-spacing: 1px;
}

.loading-progress {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 1rem;
    backdrop-filter: blur(10px);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue));
    border-radius: 3px;
    animation: progress-fill 3s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(33, 150, 243, 0.5);
}

.loading-status {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Animations - Matching Dashboard Theme */
@keyframes circuitFlow {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

@keyframes mechanicalPulse {
    0%, 100% { opacity: 0.1; }
    50% { opacity: 0.3; }
}

@keyframes particleFloat {
    0% { transform: translateY(0) rotate(0deg); }
    100% { transform: translateY(-100px) rotate(360deg); }
}

@keyframes grid-move {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

@keyframes precision-rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes metric-pulse {
    0%, 100% { opacity: 0.05; transform: scale(1); }
    50% { opacity: 0.1; transform: scale(1.02); }
}

@keyframes logo-glow {
    0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.6; transform: translate(-50%, -50%) scale(1.1); }
}

@keyframes status-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.2); }
}

@keyframes gear-rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes progress-fill {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .login-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 2rem 5%;
    }
    
    .brand-section {
        text-align: center;
        align-items: center;
    }
    
    .company-name {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .login-container {
        padding: 1rem;
    }
    
    .form-container {
        padding: 2rem;
        border-radius: 16px;
    }
    
    .company-name {
        font-size: 2rem;
    }
    
    .company-logo {
        height: 60px;
    }
}

@media (max-width: 480px) {
    .form-container {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .company-name {
        font-size: 1.75rem;
    }
    
    .form-title {
        font-size: 1.5rem;
    }
}