@import url('https://fonts.googleapis.com/css2?family=Amiri:wght@400;700&family=IBM+Plex+Sans+Arabic:wght@300;400;500&display=swap');

:root {
    --magenta: #c2185b;
    --magenta-light: #f8e1ec;
    --magenta-hover: #e91e63;
    --bg: #fafaf8;
    --card: #ffffff;
    --text: #2a2a2a;
    --text-muted: #888;
    --border: #e0d8d0;
    --on-magenta: #ffffff;
    --error-bg: #fff0f0;
    --error-text: #b71c1c;
    --error-border: #ffcdd2;
    --radius: 12px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --magenta: #ec407a;
        --magenta-light: #3a1e2a;
        --magenta-hover: #f06292;
        --bg: #131316;
        --card: #1c1c20;
        --text: #ececec;
        --text-muted: #9a9a9a;
        --border: #2e2e34;
        --on-magenta: #ffffff;
        --error-bg: #2a1414;
        --error-text: #f48a8a;
        --error-border: #4a1f1f;
    }
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'IBM Plex Sans Arabic', 'Amiri', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

body.locale-en {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

/* Top nav: standard header bar, aligned to the reading-start edge */
.top-nav {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: flex-start;
    gap: 1.75rem;
    font-size: 0.9rem;
    box-sizing: border-box;
}

.top-nav .top-nav-brand {
    font-family: 'Amiri', serif;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--magenta);
    text-decoration: none;
    white-space: nowrap;
    letter-spacing: 0.01em;
    margin-inline-end: 0.5rem;
}

.top-nav .top-nav-brand:hover {
    opacity: 0.75;
}

.top-nav .top-nav-link {
    color: var(--text-muted);
    text-decoration: none;
    white-space: nowrap;
    transition: color 0.2s ease;
}

.top-nav .top-nav-link:hover {
    color: var(--magenta);
}

.top-nav .lang-switch {
    padding: 0.25rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--magenta);
    font-weight: 500;
    letter-spacing: 0.06em;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.top-nav .lang-switch:hover {
    border-color: var(--magenta);
    background: var(--magenta-light);
}

header {
    width: 100%;
    padding: 1.5rem 1rem 2rem;
    text-align: center;
    position: relative;
}

h1 {
    font-family: 'Amiri', serif;
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--magenta);
    margin-bottom: 0.25rem;
    line-height: 1;
}

.subtitle {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 300;
}

/* Epigraph (classical Arabic quote in hero) */
.epigraph {
    margin: 1.25rem auto 0;
    max-width: 520px;
    padding: 0.6rem 1.25rem;
    border-top: 1px solid var(--magenta-light);
    border-bottom: 1px solid var(--magenta-light);
    font-family: 'Amiri', serif;
    font-size: 1.05rem;
    line-height: 1.7;
    text-align: center;
    color: var(--text);
    quotes: none;
}

.epigraph .epigraph-line {
    display: block;
    direction: rtl;
}

.epigraph .epigraph-translation {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.78rem;
    font-style: italic;
    color: var(--text-muted);
    line-height: 1.5;
    direction: ltr;
    font-family: -apple-system, Georgia, serif;
}

.epigraph cite {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.72rem;
    font-style: normal;
    color: var(--magenta);
    letter-spacing: 0.05em;
}

main {
    width: 100%;
    max-width: 520px;
    padding: 0 1.5rem 3rem;
}

/* Drop zone */
.drop-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s ease;
    background: var(--card);
    position: relative;
}

.drop-zone:hover,
.drop-zone.dragover {
    border-color: var(--magenta);
    background: var(--magenta-light);
}

.drop-zone.has-file {
    border-color: var(--magenta);
    border-style: solid;
}

.drop-zone-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    opacity: 0.5;
}

.drop-zone-text {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.drop-zone-text .filename {
    display: block;
    margin-top: 0.5rem;
    color: var(--magenta);
    font-weight: 500;
    font-size: 0.95rem;
}

.drop-zone input[type="file"] {
    display: none;
}

/* Convert button */
.convert-btn {
    display: block;
    width: 100%;
    margin-top: 1.25rem;
    padding: 0.9rem;
    background: var(--magenta);
    color: var(--on-magenta);
    border: none;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease, opacity 0.2s ease;
}

.convert-btn:hover:not(:disabled) {
    background: var(--magenta-hover);
}

.convert-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Progress section */
.progress-section {
    display: none;
    margin-top: 1.5rem;
    background: var(--card);
    border-radius: var(--radius);
    padding: 1.5rem;
    border: 1px solid var(--border);
}

.progress-section.visible {
    display: block;
}

.progress-stage {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    text-align: center;
}

.progress-bar-track {
    width: 100%;
    height: 8px;
    background: var(--magenta-light);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: var(--magenta);
    border-radius: 4px;
    width: 0%;
    transition: width 0.3s ease;
}

.progress-message {
    margin-top: 0.75rem;
    font-size: 0.9rem;
    text-align: center;
    color: var(--text);
    min-height: 1.4em;
}

/* Stages indicator */
.stages {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.25rem;
    direction: ltr;
}

.stage-dot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    transition: color 0.3s ease;
}

.stage-dot .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
    transition: background 0.3s ease;
}

.stage-dot.active .dot {
    background: var(--magenta);
}

.stage-dot.done .dot {
    background: var(--magenta);
}

.stage-dot.active {
    color: var(--magenta);
    font-weight: 500;
}

/* Download section */
.download-section {
    display: none;
    margin-top: 1.5rem;
    text-align: center;
}

.download-section.visible {
    display: block;
}

.download-btn {
    display: inline-block;
    padding: 0.9rem 2.5rem;
    background: var(--card);
    color: var(--magenta);
    border: 2px solid var(--magenta);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.download-btn:hover {
    background: var(--magenta);
    color: var(--on-magenta);
}

/* Error */
.error-message {
    display: none;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--error-bg);
    color: var(--error-text);
    border-radius: var(--radius);
    border: 1px solid var(--error-border);
    text-align: center;
    font-size: 0.9rem;
}

.error-message.visible {
    display: block;
}

/* Decorative divider */
.divider {
    margin: 1.5rem auto;
    text-align: center;
    color: var(--border);
    font-size: 1.2rem;
    letter-spacing: 0.5em;
    user-select: none;
}

/* SEO sections (below the fold) */
.seo-section {
    width: 100%;
    max-width: 720px;
    margin: 3rem auto 0;
    padding: 0 1.5rem;
}

.seo-section h2 {
    font-family: 'Amiri', serif;
    font-size: 1.75rem;
    color: var(--magenta);
    text-align: center;
    margin-bottom: 1.5rem;
}

/* How it works steps */
.how-it-works .steps {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    counter-reset: step;
}

@media (min-width: 720px) {
    .how-it-works .steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.25rem;
    }
}

.how-it-works .steps li {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem 1.25rem;
    text-align: center;
    position: relative;
}

.how-it-works .step-num {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    line-height: 2rem;
    border-radius: 50%;
    background: var(--magenta-light);
    color: var(--magenta);
    font-family: 'Amiri', serif;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.how-it-works h3 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.how-it-works p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* FAQ */
.faq details {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 0.75rem;
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.faq details[open] {
    border-color: var(--magenta);
}

.faq summary {
    padding: 1rem 1.25rem;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text);
    list-style: none;
    position: relative;
    padding-inline-start: 2.5rem;
}

.faq summary::-webkit-details-marker {
    display: none;
}

.faq summary::before {
    content: '+';
    position: absolute;
    inset-inline-start: 1rem;
    color: var(--magenta);
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1;
    transition: transform 0.2s ease;
}

.faq details[open] summary::before {
    content: '−';
}

.faq details p {
    padding: 0 1.25rem 1rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* Coming-soon card (waitlist for unbuilt tools) */
.coming-soon-card {
    background: var(--card);
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 2.5rem 1.75rem;
    text-align: center;
}

.coming-soon-badge {
    display: inline-block;
    padding: 0.35rem 0.9rem;
    background: var(--magenta-light);
    color: var(--magenta);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
}

.coming-soon-body {
    font-size: 0.95rem;
    color: var(--text);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.waitlist-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 360px;
    margin: 0 auto;
}

.waitlist-input {
    padding: 0.85rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1rem;
    background: var(--bg);
    color: var(--text);
    transition: border-color 0.2s ease;
}

.waitlist-input:focus {
    outline: none;
    border-color: var(--magenta);
}

.waitlist-btn {
    padding: 0.85rem 1rem;
    background: var(--magenta);
    color: var(--on-magenta);
    border: none;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
}

.waitlist-btn:hover:not(:disabled) {
    background: var(--magenta-hover);
}

.waitlist-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.waitlist-success {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    background: var(--magenta-light);
    color: var(--magenta);
    border-radius: var(--radius);
    font-size: 0.9rem;
}

/* Articles list */
.articles-list {
    width: 100%;
    max-width: 720px;
    padding: 0 1.5rem 3rem;
}

.article-card {
    display: block;
    padding: 1.5rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 1rem;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.article-card:hover {
    border-color: var(--magenta);
    transform: translateY(-1px);
}

.article-card h2 {
    font-family: 'Amiri', serif;
    font-size: 1.35rem;
    color: var(--magenta);
    margin-bottom: 0.5rem;
}

.article-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.article-card .article-date {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.back-home {
    text-align: center;
    margin-top: 2rem;
}

.back-home a,
.article-back a {
    color: var(--magenta);
    text-decoration: none;
    font-size: 0.9rem;
}

.back-home a:hover,
.article-back a:hover {
    text-decoration: underline;
}

/* Article body */
.article-header {
    width: 100%;
    max-width: 720px;
    padding: 2rem 1.5rem 1rem;
    text-align: center;
}

.article-header h1 {
    font-family: 'Amiri', serif;
    font-size: 2.25rem;
    color: var(--magenta);
    margin: 0.5rem 0;
    line-height: 1.3;
}

.article-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.article-back {
    text-align: start;
    margin-bottom: 1rem;
}

.article-body {
    width: 100%;
    max-width: 680px;
    padding: 1rem 1.5rem 4rem;
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text);
}

.article-body h2 {
    font-family: 'Amiri', serif;
    font-size: 1.6rem;
    color: var(--magenta);
    margin: 2rem 0 0.75rem;
}

.article-body h3 {
    font-size: 1.2rem;
    margin: 1.5rem 0 0.5rem;
}

.article-body p {
    margin-bottom: 1.1rem;
}

.article-body a {
    color: var(--magenta);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-body ul,
.article-body ol {
    margin: 0 0 1.1rem;
    padding-inline-start: 1.5rem;
}

.article-body li {
    margin-bottom: 0.4rem;
}

.article-body code {
    background: var(--magenta-light);
    color: var(--magenta);
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
    font-size: 0.9em;
}

.article-body blockquote {
    border-inline-start: 3px solid var(--magenta-light);
    margin: 1.5rem 0;
    padding: 0.5rem 1rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Rating (after download) */
.rating-section {
    margin-top: 1.5rem;
    text-align: center;
}

.rating-heading {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.rating-stars {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.star-btn {
    background: none;
    border: none;
    font-size: 1.75rem;
    color: var(--border);
    cursor: pointer;
    transition: color 0.15s ease, transform 0.15s ease;
    padding: 0;
    line-height: 1;
}

.star-btn:hover,
.star-btn.active {
    color: var(--magenta);
    transform: scale(1.15);
}

.rating-comment {
    display: none;
    width: 100%;
    max-width: 320px;
    margin: 0 auto 0.75rem;
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.85rem;
    background: var(--card);
    color: var(--text);
}

.rating-comment.visible {
    display: block;
}

.rating-success {
    padding: 0.6rem 1rem;
    background: var(--magenta-light);
    color: var(--magenta);
    border-radius: var(--radius);
    font-size: 0.85rem;
}

/* Feedback section (above footer) */
.feedback-section {
    width: 100%;
    max-width: 520px;
    margin: 3rem auto 0;
    padding: 0 1.5rem;
    text-align: center;
}

.feedback-section h3 {
    font-family: 'Amiri', serif;
    font-size: 1.25rem;
    color: var(--magenta);
    margin-bottom: 1rem;
}

.feedback-form textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9rem;
    background: var(--card);
    color: var(--text);
    resize: vertical;
    min-height: 80px;
    transition: border-color 0.2s ease;
}

.feedback-form textarea:focus {
    outline: none;
    border-color: var(--magenta);
}

.feedback-row {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.feedback-row input {
    flex: 1;
    padding: 0.7rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.85rem;
    background: var(--card);
    color: var(--text);
}

.feedback-row input:focus {
    outline: none;
    border-color: var(--magenta);
}

.feedback-row button {
    padding: 0.7rem 1.5rem;
    background: var(--magenta);
    color: var(--on-magenta);
    border: none;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
    white-space: nowrap;
}

.feedback-row button:hover {
    background: var(--magenta-hover);
}

.feedback-success {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    background: var(--magenta-light);
    color: var(--magenta);
    border-radius: var(--radius);
    font-size: 0.9rem;
}

/* Footer */
footer {
    margin-top: auto;
    padding: 2rem 1.5rem;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

footer p {
    margin-bottom: 0.5rem;
}

footer .footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin: 0 0.25rem;
}

footer .footer-links a:hover {
    color: var(--magenta);
}