/* ============================================================
   سورن — زبان طراحی برنامهٔ اندروید:
   کرم #F7F1E3، کارت #EFE7D4، قرص #EEE6D2، جوهر #2B2620،
   کم‌رنگ #8A8172، لهجهٔ تیرهٔ نرم #6E6455، جداکننده #E2D8C2
   فونت آراد، گوشه‌های بزرگ و گرد، سایه‌های نرم، فاصلهٔ سخاوتمندانه
   ============================================================ */

@font-face {
    font-family: 'Arad';
    src: url('fonts/Arad-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Arad';
    src: url('fonts/Arad-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Arad';
    src: url('fonts/Arad-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

:root {
    --cream: #F7F1E3;
    --card: #EFE7D4;
    --pill: #EEE6D2;
    --ink: #2B2620;
    --muted: #8A8172;
    --accent: #6E6455;
    --divider: #E2D8C2;
    --shadow-soft: 0 10px 30px rgba(43, 38, 32, 0.08);
    --shadow-lift: 0 16px 40px rgba(43, 38, 32, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Arad', 'Tahoma', sans-serif;
    background: var(--cream);
    color: var(--ink);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 18px 20px 0;
    line-height: 1.8;
}

a {
    color: var(--accent);
}

::selection {
    background: var(--card);
}

/* ---------- انیمیشن پیدا شدن ---------- */
.reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.22, 0.8, 0.32, 1);
}
.reveal.visible {
    opacity: 1;
    transform: none;
}

/* ---------- ناوبری کپسولی ---------- */
.capsule-nav {
    position: sticky;
    top: 14px;
    z-index: 100;
    width: 100%;
    max-width: 920px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: var(--card);
    border-radius: 999px;
    padding: 10px 22px;
    box-shadow: var(--shadow-soft);
}

.capsule-nav .brand {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
    line-height: 1.2;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--ink);
    text-decoration: none;
    font-size: 0.98rem;
    padding: 6px 16px;
    border-radius: 999px;
    transition: background 0.25s ease, color 0.25s ease;
}
.nav-link:hover {
    background: var(--pill);
}
.nav-link.active {
    background: var(--accent);
    color: var(--cream);
    font-weight: 700;
}
.nav-link-cta {
    background: var(--pill);
    font-weight: 700;
}
.nav-link-cta:hover {
    background: var(--accent);
    color: var(--cream);
}

/* ---------- پیشگاه ---------- */
.hero {
    width: 100%;
    max-width: 920px;
    text-align: center;
    padding: 84px 10px 30px;
}

.hero-wordmark {
    font-size: clamp(4.2rem, 15vw, 8.5rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--ink);
    letter-spacing: -0.01em;
}

.hero-tagline {
    color: var(--muted);
    font-size: clamp(1.02rem, 2.6vw, 1.25rem);
    max-width: 640px;
    margin: 14px auto 0;
}

.hero-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 32px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--accent);
    color: var(--cream);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.05rem;
    padding: 13px 30px;
    border-radius: 999px;
    box-shadow: var(--shadow-soft);
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lift);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--pill);
    color: var(--ink);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.05rem;
    padding: 13px 26px;
    border-radius: 999px;
    transition: transform 0.25s ease, background 0.25s ease;
}
.btn-ghost:hover {
    transform: translateY(-2px);
    background: var(--card);
}

.hero-chips {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 36px;
}
.chip {
    background: var(--card);
    color: var(--muted);
    border-radius: 999px;
    padding: 6px 18px;
    font-size: 0.95rem;
}
.chip strong {
    color: var(--ink);
}
.chip-arrow {
    color: var(--accent);
    margin: 0 4px;
}

/* ---------- بخش‌ها ---------- */
main {
    width: 100%;
    max-width: 920px;
    flex: 1;
}

.section {
    padding: 56px 0 8px;
    scroll-margin-top: 96px;
}

.section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 26px;
}

.section-title {
    font-size: 1.9rem;
    font-weight: 700;
}

/* ---------- دیکشنری ---------- */
.word-count {
    background: var(--pill);
    border-radius: 22px;
    padding: 10px 22px;
    text-align: center;
    line-height: 1.5;
}
.word-count-label {
    display: block;
    font-size: 0.82rem;
    color: var(--ink);
}
.word-count-num {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
}

.search-box {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--card);
    border-radius: 999px;
    padding: 6px 20px 6px 8px;
    box-shadow: var(--shadow-soft);
    transition: box-shadow 0.3s ease;
}
.search-box:focus-within {
    box-shadow: var(--shadow-lift);
}
.search-icon {
    color: var(--muted);
    flex-shrink: 0;
}
#searchBox {
    flex: 1;
    min-width: 0;
    border: none;
    outline: none;
    background: transparent;
    font-family: inherit;
    font-size: 1.02rem;
    color: var(--ink);
    padding: 12px 0;
}
#searchBox::placeholder {
    color: var(--muted);
    font-size: 0.95rem;
}
#searchBtn {
    font-family: inherit;
    background: var(--accent);
    color: var(--cream);
    border: none;
    border-radius: 999px;
    padding: 10px 24px;
    min-height: 48px;
    font-size: 0.98rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
}
#searchBtn:hover {
    transform: scale(1.04);
}

.list-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 30px 4px 8px;
}

/* محو شدن نرمِ بالا و پایین فهرست هنگام پیمایش — مانند برنامه */
.dict-list-wrap {
    max-height: 430px;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-mask-image: linear-gradient(to bottom, transparent 0, black 26px, black calc(100% - 26px), transparent 100%);
    mask-image: linear-gradient(to bottom, transparent 0, black 26px, black calc(100% - 26px), transparent 100%);
    padding: 6px 2px;
}

.dict-list {
    display: flex;
    flex-direction: column;
}

.dict-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 14px;
    padding: 13px 10px;
    border-bottom: 1px solid var(--divider);
    cursor: pointer;
    border-radius: 14px;
    transition: background 0.2s ease;
    animation: rowIn 0.35s ease both;
}
.dict-row:last-child {
    border-bottom: none;
}
.dict-row:hover {
    background: var(--card);
}

/* برابر فارسی: پررنگ و درشت‌تر — مهم‌تر از عربی (سلسله‌مراتب برنامه) */
.row-fa {
    font-weight: 700;
    font-size: 1.12rem;
    color: var(--ink);
}
.row-fa .fa-alt {
    font-weight: 500;
}
/* واژهٔ عربی: کوچک‌تر و کم‌رنگ */
.row-ar {
    color: var(--muted);
    font-size: 0.92rem;
    white-space: nowrap;
}
.row-none {
    color: #B4A888;
    font-weight: 700;
    font-size: 1.05rem;
}

@keyframes rowIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: none; }
}

.dict-empty {
    text-align: center;
    color: var(--muted);
    padding: 44px 0;
    font-size: 1.05rem;
}

.dict-hint {
    color: var(--muted);
    font-size: 0.9rem;
    margin: 14px 4px 0;
}

/* ---------- قابلیت‌ها ---------- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 18px;
}

.feature-card {
    background: var(--pill);
    border-radius: 26px;
    padding: 26px 24px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-soft);
}
.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--card);
    color: var(--accent);
    margin-bottom: 14px;
}
.feature-card h3 {
    font-size: 1.12rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.feature-card p {
    color: #5C5546;
    font-size: 0.96rem;
}

/* ---------- دانلود ---------- */
.download-section {
    padding-bottom: 30px;
}
.download-card {
    background: var(--card);
    border-radius: 30px;
    padding: 44px 34px;
    text-align: center;
    box-shadow: var(--shadow-soft);
}
.download-text {
    color: var(--muted);
    max-width: 560px;
    margin: 12px auto 28px;
}
.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--accent);
    color: var(--cream);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    padding: 16px 44px;
    border-radius: 999px;
    box-shadow: var(--shadow-soft);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.btn-download:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-lift);
}
.btn-version {
    font-size: 0.95rem;
    font-weight: 500;
    opacity: 0.85;
}
.download-note {
    color: var(--muted);
    font-size: 0.9rem;
    margin-top: 20px;
}

/* ---------- مودال ---------- */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(43, 38, 32, 0.45);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.25s ease;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.modal-content {
    background: var(--cream);
    margin: 9vh auto;
    padding: 34px 32px;
    border-radius: 28px;
    max-width: 520px;
    width: 92%;
    position: relative;
    box-shadow: var(--shadow-lift);
    animation: slideDown 0.3s cubic-bezier(0.22, 0.8, 0.32, 1);
}
@keyframes slideDown {
    from { transform: translateY(-36px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
.close-modal {
    position: absolute;
    top: 14px;
    left: 18px;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: var(--pill);
    color: var(--muted);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    font-family: inherit;
    transition: color 0.25s ease, transform 0.25s ease;
}
.close-modal:hover {
    color: var(--ink);
    transform: rotate(90deg);
}
.modal-fa {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.5;
}
.modal-fa .fa-alt {
    font-size: 1.5rem;
    font-weight: 500;
}
.modal-ar {
    color: var(--muted);
    font-size: 1rem;
    margin-top: 4px;
}
.modal-concept {
    background: var(--pill);
    border-radius: 20px;
    padding: 18px 20px;
    margin-top: 22px;
    line-height: 1.9;
}
.modal-concept strong {
    display: block;
    color: var(--accent);
    margin-bottom: 4px;
}

/* ---------- فوتر ---------- */
footer {
    width: 100%;
    max-width: 920px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 26px 10px 34px;
    margin-top: 44px;
    border-top: 1px solid var(--divider);
    color: var(--muted);
    font-size: 0.92rem;
    text-align: center;
}
footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}
footer a:hover {
    text-decoration: underline;
}
.footer-sep {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--divider);
}

/* ---------- حساب کاربری در ناوبری ---------- */
.nav-account {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
#accountLoggedIn {
    display: flex;
    align-items: center;
    gap: 8px;
}
#accountLoggedIn[hidden] {
    display: none;
}
.btn-account {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--cream);
    background: var(--accent);
    border: none;
    border-radius: 999px;
    padding: 8px 18px;
    min-height: 42px;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
}
.btn-account:hover {
    transform: translateY(-1px);
}
.btn-account-quiet {
    background: var(--pill);
    color: var(--ink);
    font-weight: 500;
}

/* ---------- فرم‌های ورود و پروفایل ---------- */
.auth-content {
    max-width: 440px;
}
.auth-tabs {
    display: flex;
    background: var(--pill);
    border-radius: 999px;
    padding: 5px;
    margin-bottom: 24px;
}
.auth-tab {
    flex: 1;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    color: var(--ink);
    background: transparent;
    border: none;
    border-radius: 999px;
    padding: 9px 0;
    cursor: pointer;
    transition: background 0.25s ease, color 0.25s ease;
}
.auth-tab.active {
    background: var(--accent);
    color: var(--cream);
    font-weight: 700;
}
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.auth-form[hidden] {
    display: none;
}
.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.field span {
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--ink);
    padding-right: 6px;
}
.field input {
    font-family: inherit;
    font-size: 1rem;
    color: var(--ink);
    background: var(--card);
    border: 2px solid transparent;
    border-radius: 999px;
    padding: 11px 20px;
    outline: none;
    transition: border-color 0.25s ease, background 0.25s ease;
}
.field input:focus {
    border-color: var(--accent);
    background: var(--cream);
}
.field input[readonly] {
    color: var(--muted);
}
.btn-block {
    width: 100%;
    justify-content: center;
    border: none;
    cursor: pointer;
    font-family: inherit;
    margin-top: 4px;
}
.form-msg {
    border-radius: 16px;
    padding: 10px 16px;
    font-size: 0.93rem;
    line-height: 1.7;
}
.form-msg.error {
    background: #F3E2D8;
    color: #8A4B2A;
}
.form-msg.success {
    background: #E7EBD6;
    color: #4C6034;
}
.profile-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 20px;
}
.profile-favs {
    color: var(--muted);
    font-size: 0.95rem;
    padding-right: 6px;
}
.profile-favs strong {
    color: var(--ink);
}

/* ---------- نشان‌کردن واژه ---------- */
.fav-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--ink);
    background: var(--pill);
    border: none;
    border-radius: 999px;
    padding: 9px 20px;
    min-height: 44px;
    margin-top: 22px;
    cursor: pointer;
    transition: background 0.25s ease, color 0.25s ease;
}
.fav-btn svg {
    fill: none;
    stroke: currentColor;
}
.fav-btn.active {
    background: var(--accent);
    color: var(--cream);
}
.fav-btn.active svg {
    fill: currentColor;
}
.row-fav {
    display: inline-flex;
    color: var(--accent);
    margin-right: 8px;
    vertical-align: -3px;
}
.row-fav svg {
    fill: currentColor;
    stroke: currentColor;
}

/* ---------- واکنش‌گرا ---------- */
@media (max-width: 640px) {
    body {
        padding: 12px 14px 0;
    }
    .capsule-nav {
        padding: 8px 14px;
        top: 10px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .btn-account {
        padding: 7px 14px;
        font-size: 0.88rem;
    }
    .capsule-nav .brand {
        font-size: 1.25rem;
    }
    .nav-link {
        padding: 5px 11px;
        font-size: 0.9rem;
    }
    .hero {
        padding: 58px 4px 20px;
    }
    .section {
        padding: 44px 0 4px;
        scroll-margin-top: 84px;
    }
    .section-head {
        flex-direction: column;
        align-items: flex-start;
    }
    .search-box {
        padding-right: 14px;
    }
    #searchBtn {
        padding: 10px 18px;
    }
    .dict-list-wrap {
        max-height: 380px;
    }
    .download-card {
        padding: 34px 22px;
    }
    .btn-download {
        padding: 14px 32px;
        font-size: 1.08rem;
    }
    .modal-content {
        padding: 28px 22px;
    }
    .modal-fa {
        font-size: 1.65rem;
    }
}