/* Password Generator - Fully Responsive with Day/Night Mode */

/* Import fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&family=Dancing+Script:wght@400;700&display=swap');

/* ====================== PASSWORD GENERATOR STYLES ====================== */

.password-container {
    max-width: 1000px;
    margin: 2rem auto;
    padding: 0 1.5rem;
    font-family: 'Poppins', sans-serif;
}

.password-wrapper {
    background: linear-gradient(145deg, var(--surface), var(--bg));
    border-radius: 2rem;
    padding: 2.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.password-title {
    font-family: 'Dancing Script', cursive;
    font-size: 3rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    background: linear-gradient(135deg, var(--primary), #ffb3c6);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.password-heart {
    font-size: 2.5rem;
    filter: drop-shadow(0 0 10px rgba(255, 179, 198, 0.5));
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.password-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    padding-left: 1rem;
    border-left: 4px solid var(--primary);
}

.password-card {
    background: var(--surface);
    border-radius: 1.5rem;
    padding: 1.8rem;
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
    margin-bottom: 2rem;
}

/* Password Display Area */
.password-display-area {
    background: var(--bg);
    border-radius: 1.2rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
}

.password-field {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.password-input {
    flex: 1;
    background: var(--bg);
    border: 2px solid var(--border);
    border-radius: 1rem;
    padding: 1rem 1.2rem;
    font-family: 'Courier New', monospace;
    font-size: 1.2rem;
    color: var(--text);
    letter-spacing: 1px;
}

.password-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.password-display-actions {
    display: flex;
    gap: 0.5rem;
}

.password-icon-btn {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.8rem;
    width: 3rem;
    height: 3rem;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-icon-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: scale(1.05);
}

/* Strength Meter */
.strength-meter-container {
    padding: 0.5rem 0;
}

.strength-labels {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.3rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

.strength-text {
    font-weight: 700;
}

.strength-text.weak { color: #ef4444; }
.strength-text.fair { color: #f59e0b; }
.strength-text.good { color: #10b981; }
.strength-text.strong { color: #10b981; }

.strength-bar-bg {
    height: 0.5rem;
    background: var(--border);
    border-radius: 1rem;
    overflow: hidden;
    margin-bottom: 0.3rem;
}

.strength-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #ef4444, #f59e0b, #10b981);
    transition: width 0.3s ease;
    border-radius: 1rem;
}

.strength-details {
    font-size: 0.8rem;
    color: var(--text-light);
    text-align: right;
}

/* Tabs */
.password-tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 2px solid var(--border);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    flex-wrap: wrap;
}

.password-tab {
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 1rem;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    cursor: pointer;
    border-radius: 0.5rem 0.5rem 0 0;
    transition: all 0.2s;
}

.password-tab:hover {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.password-tab.active {
    color: var(--primary);
    background: linear-gradient(to top, rgba(99, 102, 241, 0.2), transparent);
    position: relative;
}

.password-tab.active::after {
    content: '';
    position: absolute;
    bottom: -7px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary);
    border-radius: 3px 3px 0 0;
}

.password-generator {
    display: none;
}

.password-generator.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

.generator-title {
    font-size: 1.3rem;
    color: var(--text);
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.generator-title .highlight {
    color: var(--primary);
    font-weight: 700;
}

/* Controls */
.control-group {
    margin-bottom: 1.2rem;
}

.control-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.password-slider {
    width: 100%;
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    -webkit-appearance: none;
}

.password-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid var(--surface);
    box-shadow: 0 0 10px var(--primary);
}

/* Checkbox Grid */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.8rem;
    margin: 1rem 0;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    cursor: pointer;
    font-size: 0.95rem;
}

.checkbox-label input[type="checkbox"] {
    width: 1.1rem;
    height: 1.1rem;
    cursor: pointer;
    accent-color: var(--primary);
}

/* Generator Actions */
.generator-actions {
    margin-top: 1.5rem;
}

.generator-action-btn {
    width: 100%;
    padding: 0.8rem;
    border-radius: 2rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.generator-action-btn.primary {
    background: linear-gradient(135deg, var(--primary), #8f6dff);
    color: white;
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

.generator-action-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.5);
}

/* Advanced Options */
.minmax-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 1rem 0;
}

.minmax-item {
    background: var(--bg);
    padding: 0.8rem;
    border-radius: 0.8rem;
    border: 1px solid var(--border);
}

.minmax-item label {
    display: block;
    color: var(--text-light);
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
}

.minmax-input {
    width: 100%;
    padding: 0.4rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.4rem;
    color: var(--text);
    font-size: 0.9rem;
}

.advanced-options {
    margin: 1rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Pattern Input */
.pattern-designer {
    margin: 1rem 0;
}

.pattern-input {
    width: 100%;
    padding: 1rem;
    background: var(--bg);
    border: 2px solid var(--border);
    border-radius: 0.8rem;
    color: var(--text);
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    letter-spacing: 2px;
    text-align: center;
    margin: 0.5rem 0;
}

.pattern-input:focus {
    outline: none;
    border-color: var(--primary);
}

.pattern-examples {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.pattern-example {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-light);
    padding: 0.4rem 1rem;
    border-radius: 2rem;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.pattern-example:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* Passphrase Options */
.passphrase-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 1rem 0;
}

.select-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.select-group label {
    color: var(--text-light);
    min-width: 80px;
}

.password-select {
    flex: 1;
    padding: 0.5rem;
    background: var(--bg);
    border: 2px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text);
    cursor: pointer;
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Password Actions */
.password-actions {
    display: flex;
    gap: 0.8rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}

.password-action-btn {
    flex: 1;
    padding: 0.6rem;
    background: transparent;
    border: 2px solid var(--border);
    border-radius: 2rem;
    color: var(--text-light);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.password-action-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* Presets */
.password-presets {
    margin: 2rem 0;
}

.password-presets h3 {
    color: var(--text);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.preset-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.preset-btn {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-light);
    padding: 0.6rem 1.2rem;
    border-radius: 2rem;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
    font-weight: 500;
}

.preset-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* Fun Fact */
.password-funfact {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(143, 109, 255, 0.1));
    padding: 1rem 1.5rem;
    border-radius: 3rem;
    margin: 2rem 0;
    border: 1px solid var(--border);
    color: var(--text-light);
    font-size: 0.95rem;
    text-align: center;
}

/* History */
.password-history {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg);
    border-radius: 1.2rem;
    border: 1px solid var(--border);
}

.password-history h3 {
    color: var(--text);
    margin-bottom: 1rem;
}

.history-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
    min-height: 40px;
}

.history-item {
    background: var(--surface);
    padding: 0.4rem 1rem;
    border-radius: 2rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--text);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s;
}

.history-item:hover {
    background: var(--primary);
    color: white;
    transform: scale(1.05);
}

.history-clear-btn {
    background: transparent;
    border: 1px solid #ef4444;
    color: #ef4444;
    padding: 0.4rem 1rem;
    border-radius: 1rem;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.2s;
}

.history-clear-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    transform: translateY(-2px);
}

/* Reference Table */
.password-reference {
    margin: 2rem 0;
    overflow-x: auto;
}

.password-reference h3 {
    color: var(--text);
    margin-bottom: 1rem;
}

.password-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg);
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--border);
}

.password-table th {
    background: var(--surface);
    color: var(--text);
    font-weight: 600;
    padding: 0.8rem;
    text-align: left;
    font-size: 0.9rem;
}

.password-table td {
    padding: 0.8rem;
    color: var(--text-light);
    border-top: 1px solid var(--border);
    font-size: 0.9rem;
}

/* SEO Content */
.password-seo {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.password-seo h2 {
    color: var(--text);
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.password-seo h3 {
    color: var(--text);
    margin: 1.5rem 0 1rem;
}

.password-howto-list,
.password-features-list {
    color: var(--text-light);
    padding-left: 1.5rem;
    line-height: 1.6;
}

.password-howto-list li,
.password-features-list li {
    margin-bottom: 0.5rem;
}

.password-features-list {
    list-style: none;
    padding: 0;
}

.password-features-list li {
    padding-left: 1.5rem;
    position: relative;
}

.password-features-list li::before {
    content: '✓';
    color: var(--primary);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* ====================== RESPONSIVE DESIGN ====================== */

/* Tablet Styles (768px to 1024px) */
@media screen and (max-width: 1024px) {
    .password-container {
        padding: 0 1.5rem;
        margin: 1.5rem auto;
    }

    .password-wrapper {
        padding: 2rem;
    }

    .password-title {
        font-size: 2.5rem;
    }

    .password-heart {
        font-size: 2rem;
    }
}

/* Mobile Landscape & Tablet Portrait (481px to 768px) */
@media screen and (max-width: 768px) {
    .password-container {
        padding: 0 1rem;
        margin: 1rem auto;
    }

    .password-wrapper {
        padding: 1.5rem;
    }

    .password-title {
        font-size: 2rem;
    }

    .password-heart {
        font-size: 1.8rem;
    }

    .password-subtitle {
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
    }

    .password-card {
        padding: 1.2rem;
    }

    .password-display-area {
        padding: 1rem;
    }

    .password-field {
        flex-direction: column;
    }

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

    .password-display-actions {
        justify-content: center;
    }

    .password-icon-btn {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1rem;
    }

    .checkbox-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }

    .minmax-grid {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    .preset-buttons {
        gap: 0.6rem;
    }

    .preset-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }

    .password-funfact {
        font-size: 0.85rem;
        padding: 0.8rem 1rem;
    }

    .password-table th,
    .password-table td {
        padding: 0.6rem;
        font-size: 0.85rem;
    }

    .password-seo h2 {
        font-size: 1.3rem;
    }

    .password-seo h3 {
        font-size: 1.1rem;
    }
}

/* Mobile Portrait (up to 480px) */
@media screen and (max-width: 480px) {
    .password-container {
        padding: 0 0.75rem;
        margin: 0.75rem auto;
    }

    .password-wrapper {
        padding: 1rem;
        border-radius: 1.5rem;
    }

    .password-title {
        font-size: 1.5rem;
        gap: 0.5rem;
        justify-content: center;
    }

    .password-heart {
        font-size: 1.3rem;
    }

    .password-subtitle {
        font-size: 0.85rem;
        text-align: center;
        border-left: none;
        padding-left: 0;
    }

    .password-card {
        padding: 1rem;
    }

    .password-display-area {
        padding: 0.8rem;
    }

    .password-input {
        font-size: 0.9rem;
        padding: 0.7rem;
        letter-spacing: 0.5px;
    }

    .password-icon-btn {
        width: 2.2rem;
        height: 2.2rem;
        font-size: 0.9rem;
    }

    .strength-labels {
        font-size: 0.75rem;
    }

    .strength-details {
        font-size: 0.7rem;
    }

    .password-tabs {
        gap: 0.3rem;
    }

    .password-tab {
        padding: 0.5rem 0.8rem;
        font-size: 0.85rem;
    }

    .generator-title {
        font-size: 1.1rem;
    }

    .control-group label {
        font-size: 0.85rem;
    }

    .checkbox-grid {
        grid-template-columns: 1fr;
        gap: 0.6rem;
    }

    .checkbox-label {
        font-size: 0.85rem;
    }

    .generator-action-btn {
        padding: 0.7rem;
        font-size: 0.9rem;
    }

    .select-group {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .select-group label {
        min-width: auto;
    }

    .password-select {
        width: 100%;
    }

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

    .password-actions {
        flex-direction: column;
    }

    .password-action-btn {
        width: 100%;
    }

    .preset-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.75rem;
    }

    .password-funfact {
        font-size: 0.75rem;
        padding: 0.6rem 0.8rem;
        border-radius: 2rem;
    }

    .history-item {
        font-size: 0.75rem;
        padding: 0.3rem 0.8rem;
    }

    .password-table th,
    .password-table td {
        padding: 0.5rem;
        font-size: 0.75rem;
    }

    .password-seo h2 {
        font-size: 1.1rem;
    }

    .password-seo h3 {
        font-size: 0.95rem;
    }

    .password-howto-list li,
    .password-features-list li {
        font-size: 0.85rem;
    }
}

/* Extra Small Devices (up to 360px) */
@media screen and (max-width: 360px) {
    .password-title {
        font-size: 1.3rem;
    }

    .password-heart {
        font-size: 1.1rem;
    }

    .password-tab {
        padding: 0.4rem 0.6rem;
        font-size: 0.75rem;
    }

    .generator-title {
        font-size: 1rem;
    }

    .preset-btn {
        padding: 0.35rem 0.7rem;
        font-size: 0.7rem;
    }
}

/* Touch-friendly improvements for mobile devices */
@media (hover: none) and (pointer: coarse) {
    .password-icon-btn,
    .preset-btn,
    .pattern-example,
    .history-item,
    .history-clear-btn,
    .password-action-btn,
    .generator-action-btn {
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }

    .password-icon-btn:active,
    .preset-btn:active,
    .history-item:active {
        transform: scale(0.95);
    }
}

/* Print styles */
@media print {
    .password-icon-btn,
    .preset-buttons,
    .password-actions,
    .password-funfact,
    .password-history {
        display: none;
    }

    .password-container {
        padding: 0;
        margin: 0;
    }

    .password-wrapper {
        background: none;
        box-shadow: none;
        padding: 0;
    }

    .password-card {
        background: none;
        border: 1px solid #ddd;
    }
}

/* Smooth transitions */
* {
    transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.2s ease;
}

/* Dark mode specific adjustments */
@media (prefers-color-scheme: dark) {
    .password-wrapper {
        background: linear-gradient(145deg, var(--surface), var(--bg));
    }
}