/* secure_password_manager/static/style.css */

:root {
    /* Light Theme Variables */
    --bg-color: #f3f4f6;
    --card-bg: #ffffff;
    --text-color: #1f2937;
    --text-muted: #9ca3af;
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --border-color: #e5e7eb;
    --input-bg: #ffffff;
    --header-bg: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --radius: 0.5rem;
}

[data-theme="dark"] {
    /* Dark Theme Variables */
    --bg-color: #111827;
    --card-bg: #1f2937;
    --text-color: #f9fafb;
    --text-muted: #6b7280;
    --primary-color: #6366f1;
    --primary-hover: #818cf8;
    --danger-color: #f87171;
    --danger-hover: #ef4444;
    --border-color: #374151;
    --input-bg: #374151;
    --header-bg: #1f2937;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background-color: var(--header-bg);
    color: var(--text-color);
    padding: 1rem 2rem;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-color);
    width: 100%;
    box-sizing: border-box;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

header h1 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

.user-info span {
    margin-right: 1rem;
    color: var(--text-muted);
}

.button-logout {
    color: #fff;
    background-color: var(--danger-color);
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    text-decoration: none;
    transition: background-color 0.2s, transform 0.1s;
    font-size: 0.9rem;
}

.button-logout:hover {
    background-color: var(--danger-hover);
    text-decoration: none;
}

.button-nav {
    color: #fff;
    background-color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    text-decoration: none;
    transition: background-color 0.2s, transform 0.1s;
    font-size: 0.9rem;
}

.button-nav:hover {
    background-color: var(--primary-hover);
    text-decoration: none;
}

.button-logout[style*="background-color: var(--primary-color)"] {
    background-color: var(--primary-color);
}


main {
    max-width: 900px;
    width: 95%;
    margin: 2rem auto;
    padding: 2rem 4rem;
    background-color: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.form-container {
    max-width: 560px;
    width: 92%;
    margin: 2rem auto;
    padding: 2rem;
    background-color: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

h2 {
    color: var(--text-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    margin-top: 0;
}

h3 {
    color: var(--text-color);
}

.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

input[type="text"], input[type="password"], input[type="email"] {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-color);
    border-radius: var(--radius);
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

#password-strength {
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

button {
    background-color: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

button:hover {
    background-color: var(--primary-hover);
    transform: none;
}

button:active {
    transform: translateY(0);
}

button:disabled {
    background-color: var(--text-muted);
    cursor: not-allowed;
    transform: none;
}

.settings-btn{
    margin-bottom: 1rem;
}

.flash {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: var(--radius);
}
.flash.success { background-color: #d4edda; color: #155724; }
.flash.danger { background-color: #f8d7da; color: #721c24; }
.flash.info { background-color: #d1ecf1; color: #0c5460; }

.error-message {
    color: var(--danger-color);
    font-weight: bold;
}

.vault-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

#lock-vault-button {
    background-color: #f59e0b; /* Amber */
}
#lock-vault-button:hover {
    background-color: #d97706;
}

#add-entry-form {
    background-color: var(--bg-color);
    padding: 1.5rem;
    border-radius: var(--radius);
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

#add-entry-form form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-inputs {
    display: flex;
    gap: 1rem;
    width: 100%;
}

.form-inputs input {
    flex: 1;
}

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

#cancel-entry-btn {
    background-color: var(--text-muted);
}

table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed; /* Prevents column width from changing on content change */
    margin-top: 1rem;
}

th, td {
    text-align: left;
    padding: 0.8rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
}

/* Handle long text in cells with an ellipsis to maintain layout */
table td {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Override for the actions cell to ensure all buttons are visible */
table td.actions {
    overflow: visible;
}

th {
    background-color: var(--bg-color);
    font-weight: 600;
}

/* Fixed column widths */
th:nth-child(1) { width: 20%; }
th:nth-child(2) { width: 20%; }
th:nth-child(3) { width: 25%; }
th:nth-child(4) { width: 35%; }

tr:last-child td {
    border-bottom: none;
}

.actions .action-btn {
    padding: 0.3rem 0;
    font-size: 0.8rem;
    margin-right: 0.3rem;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    width: 4rem;
    text-align: center;
}

.actions .action-btn:hover {
    background-color: var(--border-color);
    transform: none;
}

.actions .delete-btn {
    background-color: var(--danger-color);
    color: white;
    border: none;
}
.actions .delete-btn:hover {
    background-color: var(--danger-hover);
}

/* Icon Buttons (Theme Toggle, Settings) */
.icon-btn, .theme-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.2s;
    color: var(--text-color);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 0rem;
}

.icon-btn:hover {
    transform: rotate(30deg);
    text-decoration: none;
    background: none !important;
}
.theme-btn:hover {
    text-decoration: none;
    transform: translate(0);
    transform: rotate(30deg);
    background: none !important;
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

/* Initially hide the vault content */
#vault-content-section {
    display: none;
}

/* Password Visibility Toggling */
.password-cell .password-revealed {
    display: none;
}

.password-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.password-text {
    cursor: pointer;
    user-select: none;
}

.icon-copy-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.2rem;
    line-height: 1;
    color: var(--text-color);
    transition: transform 0.1s;
}

.icon-copy-btn:hover {
    transform: scale(1.1);
    background: none;
}

.password-text:hover .password-revealed {
    display: inline;
}

.password-text:hover .password-hidden {
    display: none;
}

.password-cell.revealed .password-revealed {
    display: inline;
}

.password-cell.revealed .password-hidden {
    display: none;
}

.hidden {
    display: none !important;
}

.btngrp {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
}

#master-password-hint {
    display: none; /* Hidden by default */
    font-style: italic;
    margin-top: 5px;
    font-size: 0.9em;
}

#master-password-hint.is-visible {
    display: block; /* Made visible by JS */
}

#vault-settings {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.settings-form {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.save-status {
    font-size: 0.9em;
    font-style: italic;
}

.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;
}

.setting-card {
    background-color: var(--bg-color);
    padding: 1.5rem;
    border-radius: var(--radius);
    margin-top: 1.5rem;
    border: 1px solid var(--border-color);
}

.accordion-card {
    padding: 0;
}

.accordion {
    background-color: var(--card-bg);
    color: var(--text-color);
    cursor: pointer;
    padding: 1.5rem;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 1.1rem;
    font-weight: 600;
    transition: background-color 0.2s;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion:hover, .accordion.active {
    background-color: var(--bg-color);
}

.panel {
    padding: 0 1.5rem;
    background-color: var(--card-bg);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.icon {
    font-weight: bold;
    transition: transform 0.3s ease;
    transform: rotate(-90deg); /* Point right when closed */
}

.accordion.active .icon {
    transform: rotate(0deg); /* Point down when open */
}

.setting-card h4 {
    margin-top: 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

#delete-account-btn {
    background-color: var(--danger-color);
}

#delete-account-btn:hover {
    background-color: var(--danger-hover);
}

.unlock {
    margin-left: auto;
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(2px);
}

.modal-content {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    max-width: 400px;
    width: 90%;
    text-align: center;
    border: 1px solid var(--border-color);
}

.modal-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

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

.modal-btn-confirm:hover {
    background-color: var(--danger-hover);
}

.modal-btn-cancel {
    background-color: var(--text-muted);
}

/* Google Button */
.google-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg);
    color: var(--text-color);
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.2s;
    box-sizing: border-box;
}

.google-btn:hover {
    background-color: var(--bg-color);
    text-decoration: none;
}

.google-btn img {
    width: 20px;
    height: 20px;
}

/* Separator */
.separator {
    text-align: center;
    margin: 1.5rem 0;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.8rem;
}

footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: auto;
    border-top: 1px solid var(--border-color);
}

/* --- Responsive Design --- */

/* For tablets and smaller desktops */
@media (max-width: 960px) {
    header {
        padding: 1rem 1.5rem;
    }

    main {
        padding: 2rem;
        width: 90%;
    }

    .form-container {
        width: 92%;
        max-width: 520px;
        padding: 1.75rem;
    }

    .form-inputs {
        flex-wrap: wrap;
    }

    .form-inputs input {
        flex-basis: 100%;
    }
}

/* For mobile phones */
@media (max-width: 768px) {
    body {
        font-size: 14px;
    }

    header {
        padding: 1rem;
        width: 100%;
    }

    header h1 {
        font-size: 1rem;
        margin: 0;
    }

    h2 {
        font-size: 0.9rem;
    }

    h3 {
        font-size: 0.8rem;
    }

    p{
        font-size: 0.7rem;
    }

    .accordion {
        font-size: 0.8rem;
        padding: 1rem;
    }

    /* Reduce button font size and padding on mobile */
    button, .google-btn, .button-logout, .button-nav{
        font-size: 0.7rem;
        padding: 0.5rem;
    }
    button:hover, .google-btn:hover, .button-logout:hover, .button-nav:hover{
        font-size: 0.7rem;
        padding: 0.5rem;
    }
    
    .user-info {
        display: flex;
        align-items: center;
        gap: 1rem;
    }

    label {
        font-size: 0.8rem;
    }

    .user-info span {
        display: none; /* Hide "Welcome" text on small screens */
    }

    main, .form-container {
        max-width: 100%;
        padding: 1.5rem 1rem;
        margin: 1rem auto;
        border-radius: 0.5rem;
    }

    /* Transform table into a list of cards */
    table, thead, tbody, th, td, tr {
        display: block;
    }

    /* Hide table headers (they'll be shown in the data cells) */
    thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }

    tr {
        border: 1px solid var(--border-color);
        margin-bottom: 1rem;
        border-radius: var(--radius);
        padding: 0.5rem;
    }

    td {
        /* Behave like a "row" */
        font-size: 0.8rem;
        border: none;
        border-bottom: 1px solid var(--border-color);
        position: relative;
        padding: 0 1rem;
        text-align: right;
        white-space: normal; /* Allow wrapping */
        overflow-wrap: break-word;
        min-height: 2rem; /* Ensure cells have height */
        display: flex;
        align-items: center;
        justify-content: flex-end;
    }

    td:before {
        /* Now like a table header */
        content: attr(data-label);
        position: absolute;
        left: 0.5rem;
        width: 45%;
        padding-right: 10px;
        white-space: nowrap;
        text-align: left;
        font-weight: bold;
        color: var(--text-color);
    }

    td:last-child {
        border-bottom: 0;
    }

    td.actions {
        display: flex;
        gap: 0.5rem;
        padding: 0.3rem 0.3rem 0rem 0.3rem;
        justify-content: space-between;
    }

    td.actions:before {
        display: none; /* No label needed for the action buttons row */
    }

    /* Reset fixed column widths */
    th:nth-child(1), th:nth-child(2), th:nth-child(3), th:nth-child(4) {
        width: auto;
    }

    .action-btn, .action-btn:hover {
        width: auto;
        padding: 0.4rem 0.8rem;
        flex: 1;
    }

}