/* =========================================
   CSS Variables & Theme Tokens
   ========================================= */
:root {
    /* Trust Palette */
    --color-primary: #0f3d81; /* Deep ECI Blue */
    --color-primary-light: #215baa;
    --color-secondary: #ff8c00; /* Action Orange */
    --color-secondary-hover: #e07b00;
    --color-surface: #ffffff;
    --color-background: #f4f7f6; /* Soft Off-white */
    --color-text-main: #1a202c;
    --color-text-muted: #4a5568;
    
    /* Semantic Colors */
    --color-success: #38a169;
    --color-success-bg: #e6ffed;
    --color-error: #e53e3e;
    --color-error-bg: #fff5f5;

    /* Shadows & Effects */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --shadow-glow: 0 0 15px rgba(255, 140, 0, 0.4);
    
    /* Radii */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-pill: 9999px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* =========================================
   Reset & Base Styles
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
    background-color: var(--color-background);
    color: var(--color-text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-primary);
    font-weight: 700;
    line-height: 1.2;
}

/* Accessibility - Skip Link & Focus States */
.skip-link {
    position: absolute;
    top: -50px;
    left: 0;
    background: var(--color-secondary);
    color: white;
    padding: 10px 15px;
    z-index: 1001;
    transition: top 0.2s ease-in-out;
    text-decoration: none;
    font-weight: 600;
    border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
    top: 0;
}

*:focus-visible {
    outline: 3px solid var(--color-secondary);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}


/* Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.glass-effect {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hidden {
    display: none !important;
}

.w-100 {
    width: 100%;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-pill);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

.btn-primary {
    background-color: var(--color-secondary);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--color-secondary-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-primary);
    color: white;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* =========================================
   Header Layout
   ========================================= */
.main-header {
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-primary);
}

.logo i {
    font-size: 1.75rem;
    color: var(--color-secondary);
}

.logo h1 {
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-toggle {
    background: rgba(15, 61, 129, 0.1);
    border: none;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--color-primary);
    transition: background var(--transition-fast);
}

.btn-toggle:hover {
    background: rgba(15, 61, 129, 0.15);
}

.btn-toggle span.active {
    color: var(--color-secondary);
}

.divider {
    color: var(--color-text-muted);
    font-weight: 400;
}

.btn-icon {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--color-primary);
    cursor: pointer;
    display: none; /* hidden on desktop */
}

/* =========================================
   Main Views Transitions
   ========================================= */
.app-container {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.view-section {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    animation: fadeIn var(--transition-normal);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.view-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.btn-back {
    background: var(--color-surface);
    border: 1px solid #e2e8f0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.btn-back:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateX(-4px);
}
.btn-back span {
    display: none;
}

/* =========================================
   Dashboard View
   ========================================= */
.hero-section {
    text-align: center;
    margin-bottom: 3.5rem;
    margin-top: 2rem;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.dash-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(0,0,0,0.05);
}

.dash-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 4px;
    background: var(--color-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.dash-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.dash-card:hover::before {
    transform: scaleX(1);
}

.dash-card:hover .card-action i {
    transform: translateX(5px);
    color: var(--color-secondary);
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(15, 61, 129, 0.05);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    transition: all var(--transition-fast);
}

.dash-card:hover .card-icon {
    background: var(--color-primary);
    color: white;
}

.card-content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.card-content p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    flex-grow: 1;
}

.card-action {
    margin-top: 1.5rem;
    display: flex;
    justify-content: flex-end;
    color: #cbd5e0;
    font-size: 1.25rem;
}
.card-action i {
    transition: all var(--transition-fast);
}

.chatbot-card .card-icon {
    background: rgba(255, 140, 0, 0.1);
    color: var(--color-secondary);
}
.chatbot-card:hover .card-icon {
    background: var(--color-secondary);
    color: white;
}
.chatbot-card::before { background: var(--color-secondary); }

/* =========================================
   Step-by-Step Guide
   ========================================= */
.progress-container {
    margin-bottom: 2.5rem;
    position: relative;
    padding: 0 1rem;
}

.progress-track {
    height: 6px;
    background: #e2e8f0;
    border-radius: 3px;
    width: calc(100% - 2rem);
    position: absolute;
    top: 50%;
    left: 1rem;
    transform: translateY(-50%);
    z-index: 1;
}

.progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 3px;
    width: 0%;
    transition: width var(--transition-normal);
}

.step-nodes {
    display: flex;
    justify-content: space-between;
    position: relative;
    z-index: 2;
}

.step-node {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 3px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: var(--color-text-muted);
    transition: all var(--transition-normal);
    box-shadow: 0 0 0 4px var(--color-background); /* hide line behind circle */
}

.step-node.completed {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.step-node.active {
    border-color: var(--color-secondary);
    color: var(--color-text-main);
    transform: scale(1.15);
    box-shadow: 0 0 0 4px var(--color-background), 0 0 15px rgba(255, 140, 0, 0.3);
}

.guide-content-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
    min-height: 350px;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.guide-anim-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.guide-anim-image i {
    font-size: 8rem;
    color: var(--color-primary-light);
    opacity: 0.8;
}

.guide-text {
    flex: 1.5;
}

.guide-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.guide-text p {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.guide-details {
    background: #f8fafc;
    border-left: 4px solid var(--color-secondary);
    padding: 1rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.guide-details ul {
    list-style: none;
    margin-top: 0.5rem;
}
.guide-details li {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}
.guide-details li i {
    color: var(--color-success);
    margin-top: 5px;
}

.guide-controls {
    display: flex;
    justify-content: space-between;
}

/* =========================================
   Eligibility & Timeline
   ========================================= */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.eligibility-container, .timeline-container {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
}

.eligibility-container h3, .timeline-container h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    font-size: 1.5rem;
    border-bottom: 1px solid #e2e8f0;
    padding-bottom: 1rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-text-main);
}

.form-group input[type="number"] {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #cbd5e0;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: all var(--transition-fast);
}
.form-group input[type="number"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(15, 61, 129, 0.1);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-weight: normal !important;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--color-secondary);
}

.result-message {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    animation: fadeIn 0.3s ease;
}

.result-success {
    background: var(--color-success-bg);
    color: #22543d;
    border: 1px solid #c6f6d5;
}
.result-error {
    background: var(--color-error-bg);
    color: #742a2a;
    border: 1px solid #fed7d7;
}

/* Timeline specific */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    height: 100%;
    width: 2px;
    background: #e2e8f0;
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -2rem;
    top: 5px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 3px solid var(--color-surface);
    box-shadow: 0 0 0 2px var(--color-primary);
}

.timeline-item.active .timeline-dot {
    background: var(--color-secondary);
    box-shadow: 0 0 0 2px var(--color-secondary), 0 0 10px rgba(255,140,0,0.5);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255,140,0,0.4); }
    70% { box-shadow: 0 0 0 10px rgba(255,140,0,0); }
    100% { box-shadow: 0 0 0 0 rgba(255,140,0,0); }
}

.timeline-content h4 {
    margin-bottom: 0.25rem;
    color: var(--color-text-main);
}
.timeline-content p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}
.timeline-date {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-secondary);
    background: rgba(255,140,0,0.1);
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-top: 0.5rem;
}

/* =========================================
   Chatbot Widget
   ========================================= */
.chatbot-fab {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-primary);
    color: white;
    border: none;
    box-shadow: var(--shadow-lg);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 99;
    transition: all var(--transition-fast);
}

.chatbot-fab:hover {
    transform: scale(1.1);
    background: var(--color-primary-light);
}

.chatbot-fab.bounce {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0); }
}

.chatbot-widget {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 350px;
    height: 500px;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    z-index: 100;
    overflow: hidden;
    transform: translateY(20px);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
    border: 1px solid rgba(0,0,0,0.1);
}

.chatbot-widget.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

.chatbot-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: white;
    padding: 1rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.bot-avatar {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.chatbot-title h4 {
    color: white;
    margin: 0;
    font-size: 1rem;
}
.bot-status {
    font-size: 0.75rem;
    color: #a0aec0;
}
.bot-status::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #48bb78;
    border-radius: 50%;
    margin-right: 4px;
}

.btn-close-chat {
    background: transparent;
    border: none;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}
.btn-close-chat:hover {
    opacity: 1;
}

.chatbot-messages {
    flex: 1;
    padding: 1.25rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: #f8fafc;
}

.message {
    max-width: 85%;
    display: flex;
    flex-direction: column;
    animation: fadeIn 0.3s;
}

.bot-message {
    align-self: flex-start;
}
.user-message {
    align-self: flex-end;
}

.msg-content {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    box-shadow: var(--shadow-sm);
}

.bot-message .msg-content {
    background: var(--color-surface);
    color: var(--color-text-main);
    border-bottom-left-radius: 4px;
}

.user-message .msg-content {
    background: var(--color-primary);
    color: white;
    border-bottom-right-radius: 4px;
}

.chatbot-input-area {
    padding: 1rem;
    background: var(--color-surface);
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 0.5rem;
}

.chatbot-input-area input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid #cbd5e0;
    border-radius: var(--radius-pill);
    outline: none;
    transition: border-color var(--transition-fast);
}
.chatbot-input-area input:focus {
    border-color: var(--color-primary);
}

#send-chat-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--color-secondary);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}
#send-chat-btn:hover {
    background: var(--color-secondary-hover);
    transform: scale(1.05);
}

/* =========================================
   Responsive Adjustments
   ========================================= */
@media (max-width: 992px) {
    .split-layout {
        grid-template-columns: 1fr;
    }
    .guide-content-card {
        flex-direction: column;
        text-align: center;
    }
    .guide-details {
        border-left: none;
        border-top: 4px solid var(--color-secondary);
        border-radius: 0 0 var(--radius-sm) var(--radius-sm);
        text-align: left;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.25rem;
    }
    .btn-icon.mobile-menu-btn {
        display: block;
    }
    /* Simple mobile nav handling by making it icons mainly or hiding parts if needed. */
    .chatbot-widget {
        bottom: 0;
        right: 0;
        width: 100%;
        height: 60vh;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    .chatbot-fab {
        bottom: 1.5rem;
        right: 1.5rem;
    }
}

@media (max-width: 480px) {
    .view-section {
        padding: 1.5rem 1rem;
    }
    .guide-content-card {
        padding: 1.5rem;
    }
    .step-nodes {
        display: none; /* Hide node circles on very small displays, keep progress bar */
    }
}