/* ===================================
   GLOBAL STYLES & VARIABLES
   =================================== */
:root {
    /* Primary Colors - Blue-Green Renewable Energy Theme */
    --primary-blue: #0066CC;
    --primary-green: #00A676;
    --accent-teal: #00BFB3;
    
    /* Neutral Colors */
    --dark-navy: #1A2332;
    --gray-800: #2D3748;
    --gray-700: #4A5568;
    --gray-600: #718096;
    --gray-300: #CBD5E0;
    --gray-200: #E2E8F0;
    --gray-100: #F7FAFC;
    --white: #FFFFFF;
    
    /* Status Colors */
    --success: #48BB78;
    --warning: #ED8936;
    --danger: #F56565;
    --info: #4299E1;
    
    /* Sidebar */
    --sidebar-width: 260px;
    --sidebar-bg: var(--dark-navy);
    
    /* Fonts */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-main);
    font-size: 14px;
    line-height: 1.5;
    color: var(--gray-800);
    background-color: var(--gray-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;  /* NO horizontal scroll on entire page */
    max-width: 100vw;  /* Never exceed viewport width */
}

/* ===================================
   LOGIN PAGE STYLES
   =================================== */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-green) 100%);
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-card {
    background: var(--white);
    border-radius: 16px;
    padding: 48px 40px;
    box-shadow: var(--shadow-xl);
    margin-bottom: 24px;
}

.logo-section {
    text-align: center;
    margin-bottom: 36px;
}

.pilar-logo {
    max-width: 280px;
    height: auto;
    margin-bottom: 20px;
}

.login-logo {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    padding: 16px 32px;
    background: linear-gradient(135deg, #1e3a8a 0%, #0066cc 100%);
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(30, 58, 138, 0.3);
}

/* Login Logo Image */
.login-logo-image {
    margin-bottom: 24px;
    text-align: center;
}

.login-logo-image img {
    max-width: 450px;
    width: 100%;
    height: auto;
}

@media (max-width: 768px) {
    .login-logo-image img {
        max-width: 320px;
    }
}

.logo-icon-large {
    font-size: 56px;
    line-height: 1;
    filter: drop-shadow(0 0 12px rgba(255, 215, 0, 0.8));
}

.logo-text-large {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    color: var(--white);
}

.logo-text-large strong {
    font-size: 36px;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text-large span {
    font-size: 22px;
    font-weight: 400;
    letter-spacing: 3px;
    color: rgba(255, 255, 255, 0.95);
}

.logo-section h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark-navy);
    margin-bottom: 8px;
}

.logo-section .subtitle {
    font-size: 13px;
    color: var(--gray-600);
    font-weight: 400;
}

.login-form {
    margin-top: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    background-color: var(--white);
    color: var(--gray-800);
    transition: var(--transition);
    font-family: var(--font-main);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.btn-login {
    width: 100%;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 600;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-green) 100%);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 8px;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.demo-info {
    margin-top: 28px;
    padding: 16px;
    background-color: var(--gray-100);
    border-radius: 8px;
    border-left: 4px solid var(--info);
}

.demo-info p {
    font-size: 12px;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.demo-info p:last-child {
    margin-bottom: 0;
}

.demo-info strong {
    font-weight: 600;
    color: var(--gray-800);
}

.demo-info em {
    color: var(--gray-600);
}

.login-footer {
    text-align: center;
}

.login-footer p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.9);
}

/* ===================================
   DASHBOARD LAYOUT
   =================================== */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--sidebar-bg);
    color: var(--white);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), left 0.3s ease;
}

/* Sidebar Toggle Button */
.sidebar-toggle {
    background: transparent;
    border: none;
    color: var(--white);
    font-size: 18px;
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: var(--transition);
}

.sidebar-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.sidebar-header {
    padding: 24px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Collapsed Sidebar */
.sidebar-collapsed {
    width: 70px;
}

.sidebar-collapsed .logo-container,
.sidebar-collapsed .nav-section-title,
.sidebar-collapsed .user-details,
.sidebar-collapsed .nav-item span {
    display: none;
}

.sidebar-collapsed .nav-item {
    justify-content: center;
    padding: 12px 0;
}

.sidebar-collapsed .nav-item i {
    margin-right: 0;
    font-size: 18px;
}

.sidebar-collapsed .sidebar-header {
    justify-content: center;
    padding: 24px 0;
}

.sidebar-collapsed .user-info {
    justify-content: center;
    margin-right: 0;
}

.sidebar-collapsed .user-avatar {
    margin-right: 0;
}

.sidebar-collapsed .btn-logout span {
    display: none;
}

.sidebar-collapsed .btn-logout i {
    margin: 0;
}

/* Base style for main content with transition */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    max-width: calc(100vw - var(--sidebar-width));
    transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1), max-width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-is-collapsed .main-content {
    margin-left: 70px;
    max-width: calc(100vw - 70px);
}

.sidebar-nav {
    flex: 1;
    padding: 24px 0;
}

.nav-section-title {
    padding: 8px 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 16px;
}

.nav-section-title:first-child {
    margin-top: 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--white);
}

.nav-item.active {
    background-color: rgba(0, 166, 118, 0.15);
    color: var(--white);
    border-left: 3px solid var(--primary-green);
}

.nav-item i {
    margin-right: 12px;
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-info {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-green) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-right: 12px;
}

.user-details h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 2px;
}

.user-details p {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

.btn-logout {
    width: 100%;
    padding: 10px;
    background-color: rgba(245, 101, 101, 0.1);
    color: #FCA5A5;
    border: 1px solid rgba(245, 101, 101, 0.2);
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-logout:hover {
    background-color: rgba(245, 101, 101, 0.2);
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;  /* NO horizontal scroll */
    max-width: calc(100vw - var(--sidebar-width));  /* Never exceed available space */
}

.topbar {
    background-color: var(--white);
    padding: 16px 32px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 900;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark-navy);
}

.breadcrumb {
    display: flex;
    align-items: center;
    font-size: 13px;
    color: var(--gray-600);
    margin-top: 4px;
}

.breadcrumb span {
    margin: 0 8px;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.content-area {
    flex: 1;
    padding: 32px;
    overflow-y: auto;
    overflow-x: hidden;  /* NO horizontal scroll */
    box-sizing: border-box;  /* Include padding in width calculation */
    max-width: 100%;  /* Never exceed viewport width */
}

/* ===================================
   UTILITY CLASSES
   =================================== */
.btn {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #0052A3;
}

.btn-success {
    background-color: var(--success);
    color: var(--white);
}

.btn-secondary {
    background-color: var(--gray-200);
    color: var(--gray-700);
}

.card {
    background-color: var(--white);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

/* Grid Utilities */
.grid {
    display: grid;
    gap: 20px;
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1200px) {
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }
}

/* Spacing Utilities */
.mb-4 {
    margin-bottom: 16px;
}

.mb-6 {
    margin-bottom: 24px;
}

.mb-8 {
    margin-bottom: 32px;
}

/* Alert Banners */
.alert {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-size: 14px;
    line-height: 1.5;
    border: 1px solid;
}

.alert i {
    font-size: 18px;
    flex-shrink: 0;
}

.alert strong {
    font-weight: 600;
}

.alert-warning {
    background-color: #fffbeb;
    color: #92400e;
    border-color: #fcd34d;
}

.alert-warning i {
    color: #f59e0b;
}

.alert-info {
    background-color: #eff6ff;
    color: #1e40af;
    border-color: #93c5fd;
}

.alert-info i {
    color: #3b82f6;
}

.alert-success {
    background-color: #f0fdf4;
    color: #166534;
    border-color: #86efac;
}

.alert-success i {
    color: #22c55e;
}

.alert-danger {
    background-color: #fef2f2;
    color: #991b1b;
    border-color: #fca5a5;
}

.alert-danger i {
    color: #ef4444;
}

.card-header {
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-navy);
}

/* Grid System */
.grid {
    display: grid;
    gap: 24px;
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Responsive */
@media (max-width: 1024px) {
    .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-cols-3 { grid-template-columns: repeat(2, 1fr); }
}

/* Responsive Mobile Styles */
@media (max-width: 768px) {
    .sidebar {
        width: 280px;
        left: -280px;
        position: fixed;
        height: 100vh;
        z-index: 2000;
        box-shadow: 10px 0 30px rgba(0,0,0,0.2);
    }
    
    .sidebar.sidebar-open {
        left: 0;
    }
    
    .main-content {
        margin-left: 0 !important;
        max-width: 100vw !important;
    }
    
    .content-area {
        padding: 20px;
    }

    /* Mobile Header */
    .mobile-header {
        display: flex !important;
        align-items: center;
        justify-content: space-between;
        padding: 12px 20px;
        background: var(--dark-navy);
        color: var(--white);
        position: sticky;
        top: 0;
        z-index: 1000;
    }

    .mobile-menu-toggle {
        background: transparent;
        border: none;
        color: var(--white);
        font-size: 20px;
        cursor: pointer;
    }

    .sidebar-toggle {
        display: none; /* Hide collapse toggle on mobile */
    }

    .topbar {
        padding: 16px 20px;
    }

    .page-title {
        font-size: 20px;
    }
}

/* Sidebar Overlay */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1500;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* Default Mobile Header behavior */
.mobile-header {
    display: none;
}

/* Loading State */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Hidden */
.hidden {
    display: none !important;
}