/* Import fonts */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;500&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@300&display=swap');
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500&display=swap');
@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@300;400&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Work+Sans:wght@300;400;500&display=swap');

/* Logo Styles */
.navbar-brand {
    padding: 0 !important;
}

.navbar-brand img {
    height: 18px;
    width: auto;
    transition: opacity 0.2s ease;
}

/* Theme-aware logo visibility */
[data-bs-theme="dark"] .logo-light {
    display: none;
}

[data-bs-theme="dark"] .logo-dark {
    display: inline-block;
}

[data-bs-theme="light"] .logo-light {
    display: inline-block;
}

[data-bs-theme="light"] .logo-dark {
    display: none;
}

/* CSS Variables for theme switching */
:root {
    --button-green: #4CAF50;
    --button-red: #F44336;
    --button-width-expanded: 120px;
    --button-width-collapsed: 90px;
}

/* Dark theme variables */
[data-bs-theme="dark"] {
    --bs-body-bg: #1E1D23;
    --bs-body-color: #FFFFFF;
    --bs-text-muted: #B0B0B0;
    --navbar-bg: #1E1D23;
    --card-bg: #2A2A2E;
    --border-color: rgba(255, 255, 255, 0.1);
    --button-bg: #424242;
    --bg-running: #1E1D23;
    --bg-stopped: #1E1D23;
}

/* Light theme variables */
[data-bs-theme="light"] {
    --bs-body-bg: #FFFFFF;
    --bs-body-color: #000000;
    --bs-text-muted: #495057;
    --navbar-bg: #FFFFFF;
    --card-bg: #FFFFFF;
    --border-color: #dee2e6;
    --button-bg: #e9ecef;
    --bg-running: #FFFFFF;
    --bg-stopped: #FFFFFF;
}

body {
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
    font-family: 'DM Mono', monospace;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dark mode body text for articles - light grey for readability */
[data-bs-theme="dark"] .article-content p,
[data-bs-theme="dark"] .article-content li,
[data-bs-theme="dark"] .blog-card-excerpt,
[data-bs-theme="dark"] .faq-answer {
    color: #c0c0c0;
}

/* Keep section headers white in dark mode */
[data-bs-theme="dark"] .article-content h1,
[data-bs-theme="dark"] .article-content h2,
[data-bs-theme="dark"] .article-content h3,
[data-bs-theme="dark"] .article-content h4,
[data-bs-theme="dark"] .article-title,
[data-bs-theme="dark"] .faq-question {
    color: #ffffff;
}

/* Tool page titles - centered, matching blog title size */
.tool-page-title {
    font-family: 'Work Sans', sans-serif;
    font-size: 3rem;
    font-weight: 300;
    text-align: center;
    margin-top: 3rem;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

@media (max-width: 768px) {
    .tool-page-title {
        font-size: 2rem;
        margin-top: 2rem;
    }
}

/* Global Typography - Modern Minimal */
h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: 'Work Sans', sans-serif;
    font-weight: 300;
}

p, .lead, .card-text, blockquote, cite, label, .form-label {
    font-family: 'DM Mono', monospace;
}

.breadcrumb, .breadcrumb-item, .breadcrumb a {
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.02em;
}

.breadcrumb a {
    color: #888 !important;
    text-decoration: none;
    transition: color 0.2s ease;
}

.breadcrumb a:hover {
    color: var(--bs-body-color) !important;
}

.breadcrumb-item.active {
    color: var(--bs-body-color) !important;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: #888 !important;
}

.accordion-button, .accordion-body {
    font-family: 'DM Mono', monospace;
}

.btn {
    font-family: 'Work Sans', sans-serif;
}

/* Global icon button styles (sound, share, fullscreen) */
.icon-btn {
    color: #888 !important;
    font-size: 1rem;
    transition: color 0.2s ease, border-color 0.2s ease;
    text-decoration: none !important;
    border: 1px solid rgba(128, 128, 128, 0.3) !important;
    border-radius: 6px;
    padding: 8px 12px !important;
    background: transparent !important;
}

.icon-btn:hover,
.icon-btn:focus {
    color: #444 !important;
    border-color: rgba(128, 128, 128, 0.6) !important;
    text-decoration: none !important;
}

.form-select, .form-control {
    font-family: 'DM Mono', monospace;
}

/* Timer Display */
#timer, .display-time {
    font-family: 'Roboto Mono', monospace;
    font-weight: 300;
    font-size: 6rem;
    letter-spacing: 2px;
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
    line-height: 1.2;
    color: inherit;
}

/* Navbar styling */
.navbar {
    background-color: var(--navbar-bg) !important;
    padding: 1rem;
    transition: background-color 0.3s ease;
}

.navbar-brand {
    color: var(--bs-body-color) !important;
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-nav {
    margin-left: auto !important;
}

/* Homepage tool cards */
.tool-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tool-card:hover {
    transform: translateY(-2px);
    text-decoration: none !important;
}

.tool-card .card {
    border-radius: 12px !important;
    transition: all 0.2s ease;
}

[data-bs-theme="light"] .tool-card .card {
    border: 1px solid #e0e0e0 !important;
}

[data-bs-theme="dark"] .tool-card .card {
    border: 1px solid rgba(255,255,255,0.2) !important;
}

.tool-card:hover .card {
    border-color: var(--bs-text-muted) !important;
}

.tool-icon {
    color: #6c757d;
    transition: color 0.2s ease;
}

[data-bs-theme="dark"] .tool-card:hover .tool-icon {
    color: #fff;
}

[data-bs-theme="light"] .tool-card:hover .tool-icon {
    color: #495057;
}

/* AI-friendly responsive grid */
@media (max-width: 768px) {
    .col-6.col-md-4.col-lg-2 {
        flex: 0 0 50%;
        max-width: 50%;
    }
}

@media (min-width: 992px) {
    .col-6.col-md-4.col-lg-2 {
        flex: 0 0 20%;
        max-width: 20%;
    }
}

.nav-link {
    font-family: 'Work Sans', sans-serif !important;
    font-size: 0.875rem !important;
    font-weight: 400 !important;
    color: #888 !important;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--bs-body-color) !important;
}

.navbar-toggler {
    border: none !important;
    padding: 0.5rem !important;
    width: 24px;
    height: 24px;
    position: relative;
}

.navbar-toggler:focus {
    box-shadow: none !important;
}

.navbar-toggler-icon {
    background-image: none !important;
    width: 18px;
    height: 2px;
    background-color: #888;
    display: block;
    position: relative;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 2px;
    background-color: #888;
    left: 0;
}

.navbar-toggler-icon::before {
    top: -6px;
}

.navbar-toggler-icon::after {
    top: 6px;
}

/* Navigation Menu - Full Width Dropdown */
.mobile-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bs-body-bg);
    border-bottom: 1px solid rgba(128, 128, 128, 0.1);
    z-index: 1000;
    padding: 2rem 0;
}

.mobile-nav.show {
    display: block;
}

.nav-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.55rem;
}

.nav-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.7rem 1.5rem;
    background: rgba(128, 128, 128, 0.05);
    border: 1px solid rgba(128, 128, 128, 0.1);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.nav-card:hover {
    background: rgba(128, 128, 128, 0.1);
    transform: translateY(-2px);
}

.nav-card-full {
    grid-column: span 3;
}

.nav-number {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    color: #999;
}

.nav-name {
    font-family: 'Work Sans', sans-serif;
    font-size: 1rem;
    font-weight: 400;
    color: var(--bs-body-color);
    flex-grow: 1;
}

.nav-arrow {
    color: #999;
    font-size: 0.75rem;
    transition: transform 0.3s ease;
}

.nav-card:hover .nav-arrow {
    transform: translateX(4px);
    color: var(--bs-body-color);
}

@media (max-width: 768px) {
    .nav-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-card-full {
        grid-column: span 2;
    }
    
    .nav-card {
        padding: 0.9rem 1.25rem;
    }
}

@media (max-width: 480px) {
    .nav-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }
    
    .nav-card-full {
        grid-column: span 2;
    }
    
    .nav-card {
        padding: 0.6rem 0.75rem;
        gap: 0.5rem;
    }
    
    .nav-name {
        font-size: 0.8rem;
    }
    
    .nav-number {
        font-size: 0.5rem;
    }
    
    .nav-arrow {
        font-size: 0.65rem;
    }
}

/* Theme toggle button - card style with rounded corners */
#themeToggle {
    transition: all 0.3s ease !important;
    background: rgba(128, 128, 128, 0.1) !important;
    border: 1px solid rgba(128, 128, 128, 0.15) !important;
    border-radius: 8px !important;
    color: #888 !important;
    font-family: 'DM Mono', monospace !important;
    font-size: 0.7rem !important;
    letter-spacing: 0.05em !important;
    padding: 0.5rem 0 !important;
    height: auto !important;
    min-width: 3.5rem !important;
    width: 3.5rem !important;
    text-align: center !important;
    white-space: nowrap !important;
    text-transform: uppercase !important;
}

#themeToggle:hover {
    color: var(--bs-body-color) !important;
    background: rgba(128, 128, 128, 0.15) !important;
    border-color: rgba(128, 128, 128, 0.25) !important;
}

/* Language toggle button - compact style matching theme toggle height */
#langToggle {
    transition: all 0.3s ease !important;
    background: rgba(128, 128, 128, 0.1) !important;
    border: 1px solid rgba(128, 128, 128, 0.3) !important;
    border-radius: 8px !important;
    color: #888 !important;
    font-family: 'DM Mono', monospace !important;
    font-size: 0.7rem !important;
    letter-spacing: 0.05em !important;
    padding: 0.5rem 0.5rem !important;
    min-width: 2.5rem !important;
    width: 2.5rem !important;
    text-align: center !important;
    white-space: nowrap !important;
    text-transform: uppercase !important;
}

#langToggle:hover {
    color: var(--bs-body-color) !important;
    background: rgba(128, 128, 128, 0.15) !important;
    border-color: rgba(128, 128, 128, 0.4) !important;
}

/* Specific style for alarm clock time display */
#currentTime.display-time {
    font-size: 3.75rem !important;
    white-space: nowrap;
    letter-spacing: 0;
}

/* Sound button styling - Remove underline */
#testSound {
    text-decoration: none !important; /* Force remove underline */
    border-bottom: none !important;
}

/* Pomodoro timer specific styles */
.timer-progress {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.timer-progress + div {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    text-align: center;
}

/* Specific selector for Pomodoro timer */
.timer-progress + div #timer.display-time {
    font-size: 4rem !important;
    margin: 0;
    line-height: 1;
    white-space: nowrap;
    display: block;
}

/* Alarm clock specific fixes for light mode */
[data-bs-theme="light"] .card {
    border: none !important;
}

[data-bs-theme="light"] .form-select {
    background-color: var(--card-bg) !important;
    color: var(--bs-body-color) !important;
    border: 1px solid var(--border-color) !important;
}

[data-bs-theme="light"] .form-label,
[data-bs-theme="light"] .card-title,
[data-bs-theme="light"] h5 {
    color: #333333 !important;
}

[data-bs-theme="dark"] .card {
    background-color: transparent !important;
    border: none !important;
}

/* Pomodoro session link styling - minimal */
.session-link {
    font-family: 'DM Mono', monospace;
    transition: all 0.2s ease;
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

.session-link:hover {
    color: var(--bs-body-color) !important;
}

.session-link.active {
    color: var(--bs-body-color) !important;
    font-weight: 500;
    background: rgba(128, 128, 128, 0.1);
}

/* Button styling - minimal card-like design */
.btn {
    border-radius: 8px;
    padding: 12px 48px;
    font-family: 'DM Mono', monospace;
    font-weight: 400;
    font-size: 0.8rem;
    letter-spacing: 0.02em;
    border: 1px solid rgba(128, 128, 128, 0.2);
    outline: none !important;
    box-shadow: none !important;
    min-width: 60px;
    transition: all 0.2s ease;
}

/* Time adjustment buttons specific styles */
.time-adjust-btn {
    min-width: 70px !important;
    padding: 10px 16px !important;
    height: auto !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    background: rgba(128, 128, 128, 0.08);
    border: 1px solid rgba(128, 128, 128, 0.15);
    color: var(--bs-body-color);
    transition: all 0.2s ease;
}

.time-adjust-btn:hover {
    background: rgba(128, 128, 128, 0.15);
    border-color: rgba(128, 128, 128, 0.25);
}

/* Start/Pause button - minimal black/white */
.btn-start {
    background: var(--bs-body-color) !important;
    color: var(--bs-body-bg) !important;
    border: 1px solid var(--bs-body-color) !important;
}

.btn-start:hover {
    background: transparent !important;
    color: var(--bs-body-color) !important;
}

.btn-start.paused {
    background: transparent !important;
    color: var(--bs-body-color) !important;
    border: 1px solid var(--bs-body-color) !important;
}

.btn-start.paused:hover {
    background: var(--bs-body-color) !important;
    color: var(--bs-body-bg) !important;
}

/* Restart button */
.btn-restart {
    background: rgba(128, 128, 128, 0.08);
    border: 1px solid rgba(128, 128, 128, 0.15);
    color: var(--bs-body-color) !important;
    transition: all 0.2s ease;
}

.btn-restart:hover {
    background: rgba(128, 128, 128, 0.15);
    border-color: rgba(128, 128, 128, 0.25);
}


/* Form styling */
.form-select {
    outline: none !important;
    box-shadow: none !important;
    background-color: var(--card-bg);
    color: var(--bs-body-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

[data-bs-theme="dark"] .form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23B0B0B0' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
}

[data-bs-theme="light"] .form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%236c757d' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
}

.form-select:focus {
    border-color: var(--button-bg) !important;
    box-shadow: none !important;
}

/* Card styling */
.card {
    background-color: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
    transition: all 0.3s ease;
}

.card-body {
    color: var(--bs-body-color);
}

.text-muted {
    color: var(--bs-text-muted) !important;
}

/* Custom toggle switch styles */
.form-switch {
    padding-left: 2.5em;
    display: flex;
    align-items: center;
    gap: 0.5rem; /* Restored spacing between toggle and label */
}

.form-switch .form-check-input {
    width: 2.5em; /* Narrower toggle width */
    margin-left: -2.5em;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='white'/%3e%3c/svg%3e");
    background-color: #424242 !important;
    border-color: transparent !important;
    cursor: pointer;
}

.form-switch .form-check-input:checked {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='white'/%3e%3c/svg%3e");
    background-position: right center;
}

/* Remove focus styles */
.form-switch .form-check-input:focus {
    box-shadow: none !important;
    border-color: transparent !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #timer, .display-time {
        font-size: 3rem !important; /* Smaller font size on mobile */
    }

    #currentTime.display-time {
        font-size: 2.5rem !important;
    }

    .btn {
        padding: 10px 36px !important;
        min-width: 150px !important;
    }
    .navbar-nav {
        width: 100%;
        gap: 0.5rem;
    }

    .nav-link {
        padding: 0.5rem 1rem;
        text-align: left;
        width: auto;
    }

    .nav-link.active {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

@media (max-width: 480px) {
    #timer, .display-time {
        font-size: 2.5rem !important; /* Even smaller font size on very small devices */
    }

    #currentTime.display-time {
        font-size: 2rem !important;
    }

    .btn {
        padding: 8px 24px !important;
        min-width: 120px !important;
    }
}

/* FAQ Accordion - Minimal Grey Styling */
.accordion-item {
    background: transparent !important;
    border: none !important;
    border-bottom: 1px solid rgba(128, 128, 128, 0.1) !important;
}

.accordion-button {
    background: transparent !important;
    color: #888 !important;
    font-family: 'DM Mono', monospace;
    font-size: 0.9rem;
    padding: 1.25rem 0;
    box-shadow: none !important;
    border: none !important;
}

.accordion-button:not(.collapsed) {
    background: transparent !important;
    color: var(--bs-body-color) !important;
    box-shadow: none !important;
}

.accordion-button:focus {
    box-shadow: none !important;
    border-color: transparent !important;
}

.accordion-button::after {
    filter: grayscale(100%) opacity(0.5);
}

.accordion-body {
    background: transparent !important;
    color: #888 !important;
    font-family: 'DM Mono', monospace;
    font-size: 0.85rem;
    padding: 0 0 1.25rem 0;
    line-height: 1.7;
}

.accordion-body strong {
    color: var(--bs-body-color);
    font-weight: 500;
}

/* FAQ section header */
#faqAccordion h2,
.accordion h2 {
    font-family: 'Work Sans', sans-serif;
    font-weight: 300;
    color: #888;
    font-size: 1.25rem;
}

/* Language Toggle */
.lang-toggle-container {
    padding: 1rem 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
    margin-top: 0.5rem;
}

.lang-toggle-btn {
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: transparent;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.lang-toggle-btn:hover {
    background: var(--border-color);
}

/* Related Articles Section */
.related-articles-card {
    text-align: left;
    margin-top: 2rem;
    margin-bottom: 4rem;
}

.related-articles-title {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    color: #666;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.related-articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

@media (max-width: 768px) {
    .related-articles-grid {
        grid-template-columns: 1fr;
    }
}

.related-article-item {
    display: block;
    padding: 1.25rem;
    background: rgba(128, 128, 128, 0.05);
    border: 1px solid rgba(128, 128, 128, 0.1);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.related-article-item:hover {
    background: rgba(128, 128, 128, 0.1);
    transform: translateY(-2px);
}

.related-article-category {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.related-article-title {
    font-family: 'Work Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--bs-body-color);
    margin: 0.5rem 0;
    line-height: 1.4;
}

.related-article-meta {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    color: #999;
}

/* Force refresh */