/* ============================================
   Stock Analysis Hub - Flask CSS Styles
   Leo Howard-Nguyen, 2025
   ============================================ */

/* ============ CSS Variables ============ */
:root {
    --bg-primary: #0e1117;
    --bg-secondary: #1a1a2e;
    --bg-card: #262730;
    --bg-input: #1e1e2e;
    
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #6c757d;
    
    --accent-primary: #FF6B35;
    --accent-secondary: #FF8C61;
    --accent-hover: #C44D2C;
    
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    
    --border-color: #4a4a4a;
    --border-radius: 8px;
    
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
    
    --nav-height: 60px;
}

/* ============ Reset & Base ============ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent-secondary);
}

hr.divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 2rem 0;
}

/* ============ Scrollbar Styling ============ */
::-webkit-scrollbar {
    width: 18px;
    height: 18px;
}

::-webkit-scrollbar-track {
    background: #1a1a1a;
    border: 3px solid var(--accent-primary);
    box-shadow: inset 0 0 10px var(--accent-primary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-hover));
    border-radius: 10px;
    border: 3px solid var(--accent-secondary);
    box-shadow: 0 0 15px var(--accent-primary);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--accent-secondary), var(--accent-primary));
    box-shadow: 0 0 20px var(--accent-secondary);
}

/* ============ Navigation ============ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    z-index: 1000;
}

.nav-links {
    display: flex;
    gap: 0.5rem;
}

.nav-link {
    padding: 0.5rem 1rem;
    background-color: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-email {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.logout-btn {
    background-color: var(--danger) !important;
    border-color: var(--danger) !important;
}

.logout-btn:hover {
    background-color: #c82333 !important;
}

/* ============ Container & Layout ============ */
.container {
    max-width: 960px;
    margin: 0 auto;
    padding: calc(var(--nav-height) + 2rem) 1.5rem 2rem;
    flex: 1;
}

/* Reduced top padding for wide container pages (screener) */
.container.container-wide {
    padding: calc(var(--nav-height) + 1.5rem) 1.5rem 1.25rem;
}

/* Wider container for data-heavy pages (like stock ranker) */
.wide-content {
    /* Span full viewport width for screener page.
       Do not add top padding here because the outer `.container` already
       provides space for the fixed navbar; adding it twice pushed the title down.
    */
    max-width: none;
    width: 100%;
    margin: 0;
    padding: 0 0.0rem 0.0rem; /* keep side and reduced bottom padding */
    margin-top: 0.0rem; /* smaller gap under navbar */
}

.page-content {
    animation: fadeIn 0.3s ease;
}

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

.page-title {
    font-size: 1.2rem;
    margin-bottom: 0rem;
    color: var(--text-primary);
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
}

/* ============ Flash Messages ============ */
.flash-messages {
    margin-bottom: 1.5rem;
}

.flash-message {
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.flash-success { background-color: rgba(40, 167, 69, 0.2); border: 1px solid var(--success); }
.flash-error { background-color: rgba(220, 53, 69, 0.2); border: 1px solid var(--danger); }
.flash-warning { background-color: rgba(255, 193, 7, 0.2); border: 1px solid var(--warning); }
.flash-info { background-color: rgba(23, 162, 184, 0.2); border: 1px solid var(--info); }

.flash-close {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0 0.5rem;
}

/* ============ Auth Pages ============ */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - var(--nav-height) - 100px);
}

.auth-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    width: 100%;
    max-width: 450px;
    box-shadow: var(--shadow-lg);
}

.auth-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.auth-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.auth-tabs {
    display: flex;
    margin-bottom: 1.5rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.auth-tab {
    flex: 1;
    text-align: center;
    padding: 0.75rem;
    background-color: var(--bg-input);
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.auth-tab:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.auth-tab.active {
    background-color: var(--accent-primary);
    color: white;
}

/* ============ Forms ============ */
.auth-form,
.admin-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem 1rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

/* ============ Buttons ============ */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

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

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

.btn-danger:hover {
    background-color: #c82333;
    color: white;
}

.btn-full {
    width: 100%;
}

.btn-small {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

.btn-subscribe {
    background-color: var(--danger);
    color: white;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    font-weight: bold;
    border: 3px solid #cc0000;
}

.btn-subscribe:hover {
    background-color: #c82333;
    color: white;
}

.btn-subscribe-large {
    display: block;
    background-color: var(--danger);
    color: white;
    padding: 1.25rem 2.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    border: 4px solid #cc0000;
    border-radius: 12px;
    text-align: center;
    margin: 1rem auto;
    max-width: 300px;
}

.btn-subscribe-large:hover {
    background-color: #c82333;
    color: white;
}

/* ============ Cards ============ */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.card h3 {
    margin-bottom: 0.75rem;
}

.card h3 a {
    color: var(--text-primary);
    text-decoration: underline;
}

.card h3 a:hover {
    color: var(--accent-primary);
}

.card-info {
    background-color: rgba(23, 162, 184, 0.1);
    border: 1px solid var(--info);
    border-radius: var(--border-radius);
    padding: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ============ Account Section ============ */
.account-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

@media (max-width: 600px) {
    .account-grid {
        grid-template-columns: 1fr;
    }
}

.account-info p {
    margin-bottom: 0.5rem;
}

.status-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.status-free { background-color: rgba(40, 167, 69, 0.2); border: 1px solid var(--success); }
.status-trial { background-color: rgba(23, 162, 184, 0.2); border: 1px solid var(--info); }
.status-active { background-color: rgba(40, 167, 69, 0.2); border: 1px solid var(--success); }
.status-expired { background-color: rgba(255, 193, 7, 0.2); border: 1px solid var(--warning); }
.status-error { background-color: rgba(220, 53, 69, 0.2); border: 1px solid var(--danger); }

/* ============ Info & Warning Boxes ============ */
.info-box {
    background-color: rgba(23, 162, 184, 0.1);
    border: 1px solid var(--info);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin: 1rem 0;
}

.warning-box {
    background-color: rgba(255, 193, 7, 0.2);
    border: 1px solid var(--warning);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin: 1rem 0;
}

.disclaimer {
    background-color: rgba(255, 193, 7, 0.15);
    border: 1px solid var(--warning);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.disclaimer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ============ Admin Panel ============ */
.users-table-container {
    overflow-x: auto;
    margin: 1rem 0;
}

.users-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.users-table th,
.users-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.users-table th {
    background-color: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-secondary);
}

.users-table tr:hover {
    background-color: rgba(255, 107, 53, 0.05);
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    background-color: var(--bg-secondary);
}

.badge-admin {
    background-color: rgba(255, 107, 53, 0.2);
    color: var(--accent-primary);
}

.badge-status {
    background-color: rgba(23, 162, 184, 0.2);
    color: var(--info);
}

.badge-locked {
    background-color: rgba(108, 117, 125, 0.2);
    color: var(--text-muted);
}

.trial-form {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.trial-input {
    width: 60px;
    padding: 0.3rem 0.5rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
}

/* ============ Subscription Page ============ */
.subscription-info {
    text-align: center;
    padding: 2rem 0;
}

.price-info {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

/* ============ Error Page ============ */
.error-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
}

.error-card {
    text-align: center;
    padding: 3rem;
}

.error-code {
    font-size: 6rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

.error-message {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* ============ Footer ============ */
.footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

/* ============ Responsive ============ */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        height: auto;
        padding: 0.75rem;
        gap: 0.5rem;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-link {
        font-size: 0.8rem;
        padding: 0.4rem 0.75rem;
    }
    
    .container {
        padding-top: 120px;
    }
    
    .auth-card {
        padding: 1.5rem;
    }
    
    .form-row {
        flex-direction: column;
    }
}

.rank-btn {
    display: inline-block;
    margin-left: 8px;
    padding: 4px 8px;
    font-size: 1.2em;
    border-radius: 4px;
    background: #333;
    color: #aaa;
    text-decoration: none;
    border: 1px solid #555;
}
.rank-btn:hover {
    background: #444;
    color: #fff;
}
.rank-btn.active {
    background: #0ea5a4;
    color: #081013;
    border-color: #0ea5a4;
}