:root {
    --bg: #f5f7fb;
    --surface: #ffffff;
    --surface-soft: #f8fafc;
    --border: #dde3ea;
    --text: #111827;
    --muted: #5f6b7a;
    --quiet: #8a96a6;
    --primary: #136f63;
    --primary-dark: #0e5b52;
    --accent: #7c3aed;
    --accent-soft: #f1ecff;
    --success: #15803d;
    --danger: #dc2626;
    --shadow: 0 18px 50px rgba(17, 24, 39, .08);
    --radius: 8px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Almarai", "Noto Sans", system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.75;
    font-size: 16px;
    padding-bottom: 74px;
}

button,
input {
    font: inherit;
}

button {
    cursor: pointer;
}

.site-header {
    background: rgba(255, 255, 255, .92);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(14px);
}

.hdr {
    max-width: 1180px;
    margin: 0 auto;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
    text-decoration: none;
    font-weight: 800;
}

.site-logo {
    width: 42px;
    height: 42px;
    object-fit: contain;
}

.style-count {
    border: 1px solid var(--border);
    background: var(--surface-soft);
    color: var(--primary-dark);
    border-radius: 999px;
    padding: 5px 12px;
    font-size: 13px;
    font-weight: 800;
    white-space: nowrap;
}

.top-nav {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
}

.top-nav .inner {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 10px;
    display: flex;
    gap: 4px;
}

.top-nav a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 12px;
    color: var(--muted);
    text-decoration: none;
    font-size: 13px;
    font-weight: 800;
    border-bottom: 2px solid transparent;
}

.top-nav a:hover,
.top-nav a.active,
.top-nav a[aria-current="page"] {
    color: var(--primary-dark);
    border-bottom-color: var(--primary);
}

.main {
    max-width: 1180px;
    margin: 0 auto;
    padding: 24px 16px 34px;
}

.tool-hero {
    display: grid;
    grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

.hero-copy,
.tool-panel,
.seo-section,
.download-hero {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-copy {
    padding: 24px;
    position: sticky;
    top: 118px;
}

.eyebrow {
    color: var(--primary-dark);
    font-size: 13px;
    font-weight: 800;
    margin-bottom: 8px;
}

h1 {
    color: var(--text);
    font-size: 30px;
    line-height: 1.35;
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: 0;
}

.subtitle {
    color: var(--muted);
    font-size: 15px;
    margin-bottom: 18px;
}

.trust-list {
    list-style: none;
    display: grid;
    gap: 8px;
}

.trust-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
    font-size: 14px;
    font-weight: 700;
}

.trust-list li::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--primary);
    flex: 0 0 auto;
}

.tool-panel {
    padding: 18px;
    min-height: 620px;
}

.input-label {
    display: block;
    color: var(--muted);
    font-size: 13px;
    font-weight: 800;
    margin-bottom: 8px;
}

.input-wrap {
    margin-bottom: 14px;
}

input {
    display: block;
    width: 100%;
    min-height: 58px;
    padding: 14px 16px;
    border-radius: var(--radius);
    border: 2px solid var(--border);
    background: var(--surface-soft);
    color: var(--text);
    font-size: 22px;
    font-weight: 800;
    text-align: center;
    transition: border-color .16s, box-shadow .16s, background .16s;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--surface);
    box-shadow: 0 0 0 4px rgba(19, 111, 99, .14);
}

::placeholder {
    color: var(--quiet);
    font-weight: 700;
}

.filter-row {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 2px 0 14px;
    scrollbar-width: none;
}

.filter-row::-webkit-scrollbar,
.sym-tabs::-webkit-scrollbar {
    display: none;
}

.btn-filter,
.sym-tab {
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--muted);
    font-size: 13px;
    font-weight: 800;
    white-space: nowrap;
    transition: background .15s, color .15s, border-color .15s, transform .15s;
}

.btn-filter {
    padding: 8px 14px;
}

.btn-filter:hover,
.sym-tab:hover {
    border-color: var(--primary);
    color: var(--primary-dark);
}

.btn-filter.active,
.sym-tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.results {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 12px;
}

.r-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    display: grid;
    gap: 10px;
    min-width: 0;
    transition: border-color .15s, box-shadow .15s, transform .15s;
}

.r-card:hover {
    border-color: rgba(19, 111, 99, .55);
    box-shadow: 0 10px 24px rgba(17, 24, 39, .08);
    transform: translateY(-1px);
}

.r-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.r-label {
    color: var(--primary-dark);
    font-size: 11px;
    font-weight: 800;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fav-icon {
    width: 34px;
    height: 34px;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: var(--surface-soft);
    color: var(--quiet);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.fav-icon.active {
    color: var(--danger);
    border-color: rgba(220, 38, 38, .22);
    background: #fff1f2;
}

.r-text {
    min-height: 58px;
    padding: 12px;
    background: var(--surface-soft);
    border-radius: var(--radius);
    border: 1px solid #edf1f5;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 1.45;
    direction: ltr;
    font-family: "Noto Sans", system-ui, sans-serif;
    font-size: 18px;
    overflow-wrap: anywhere;
}

.r-text.ar {
    direction: rtl;
    font-family: "Almarai", "Noto Sans", system-ui, sans-serif;
    font-size: 20px;
}

.btn-copy {
    min-height: 44px;
    border-radius: var(--radius);
    border: none;
    background: var(--primary);
    color: #fff;
    font-weight: 800;
    font-size: 13px;
    transition: background .15s, transform .15s;
}

.btn-copy:hover {
    background: var(--primary-dark);
}

.btn-copy:active {
    transform: translateY(1px);
}

.btn-copy.copied {
    background: var(--success);
}

.empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 48px 16px;
    color: var(--quiet);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    background: var(--surface-soft);
}

.empty .icon {
    font-size: 34px;
    margin-bottom: 6px;
}

.sym-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 2px 0 14px;
    scrollbar-width: none;
}

.sym-tab {
    padding: 8px 16px;
}

.sym-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(58px, 1fr));
    gap: 10px;
}

.sym-item {
    min-height: 58px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 23px;
    overflow: hidden;
    transition: transform .12s, background .12s, border-color .12s;
}

.sym-item:hover {
    border-color: var(--primary);
}

.sym-item:active,
.sym-item.picked {
    transform: scale(.96);
    background: #e8f5f1;
}

.seo-section {
    margin-top: 20px;
    padding: 22px;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(260px, .8fr);
    gap: 22px;
    box-shadow: none;
}

.seo-section.single {
    display: block;
}

h2 {
    font-size: 19px;
    line-height: 1.45;
    margin-bottom: 8px;
    color: var(--text);
}

.seo-section p {
    color: var(--muted);
    font-size: 14px;
}

.related-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.related-links a {
    color: var(--primary-dark);
    background: #edf7f5;
    border: 1px solid #d6ebe6;
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 800;
    text-decoration: none;
}

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 66px;
    background: rgba(255, 255, 255, .96);
    display: flex;
    border-top: 1px solid var(--border);
    z-index: 30;
    backdrop-filter: blur(14px);
}

.nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    background: none;
    border: none;
    color: var(--muted);
    font-weight: 800;
    font-size: 12px;
}

.nav-item.active {
    color: var(--primary-dark);
}

.nav-item .icon {
    font-size: 20px;
    line-height: 1;
}

.site-footer {
    border-top: 1px solid var(--border);
    padding: 18px 16px 86px;
    text-align: center;
    color: var(--quiet);
    font-size: 13px;
}

.site-footer a {
    color: var(--primary-dark);
    text-decoration: none;
    font-weight: 800;
}

.download-hero {
    padding: 26px;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 18px;
}

.download-card {
    display: grid;
    gap: 6px;
    padding: 18px;
    min-height: 116px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface-soft);
    color: var(--text);
    text-decoration: none;
}

.download-card span {
    color: var(--muted);
    font-size: 13px;
    font-weight: 800;
}

.download-card strong {
    color: var(--primary-dark);
    font-size: 18px;
}

.download-card.play-card {
    background: var(--primary);
    border-color: var(--primary);
}

.download-card.play-card span,
.download-card.play-card strong {
    color: #fff;
}

@media (max-width: 940px) {
    .tool-hero,
    .seo-section {
        grid-template-columns: 1fr;
    }

    .hero-copy {
        position: static;
        padding: 18px;
    }

    .tool-panel {
        min-height: 0;
    }

    h1 {
        font-size: 24px;
    }
}

@media (max-width: 640px) {
    body {
        font-size: 15px;
    }

    .hdr {
        padding: 8px 12px;
    }

    .brand span {
        display: none;
    }

    .site-logo {
        width: 38px;
        height: 38px;
    }

    .top-nav a {
        min-height: 40px;
        padding: 0 10px;
        font-size: 12px;
    }

    .main {
        padding: 14px 10px 24px;
    }

    .tool-hero {
        gap: 12px;
    }

    .hero-copy,
    .tool-panel,
    .seo-section,
    .download-hero {
        border-radius: 0;
        margin-left: -10px;
        margin-right: -10px;
        border-left: none;
        border-right: none;
        box-shadow: none;
    }

    .hero-copy,
    .tool-panel,
    .seo-section,
    .download-hero {
        padding-left: 14px;
        padding-right: 14px;
    }

    h1 {
        font-size: 22px;
    }

    .subtitle {
        font-size: 14px;
    }

    input {
        min-height: 54px;
        font-size: 18px;
    }

    .results {
        grid-template-columns: 1fr;
    }

    .r-text,
    .r-text.ar {
        font-size: 18px;
    }

    .sym-grid {
        grid-template-columns: repeat(auto-fill, minmax(52px, 1fr));
        gap: 8px;
    }

    .sym-item {
        min-height: 52px;
        font-size: 21px;
    }

    .download-grid {
        grid-template-columns: 1fr;
    }
}