:root {
    --primary: #1976D2;
    --primary-dark: #0D47A1;
    --bg: #F5F5F5;
    --card: #FFFFFF;
    --text: #212121;
    --text-sec: #757575;
    --divider: #E0E0E0;
    --radius: 10px;
    --shadow: 0 1px 3px rgba(0,0,0,.08);
    --shadow-hover: 0 4px 12px rgba(0,0,0,.12);
}

* { box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    color: var(--text);
    margin: 0;
    padding: 0;
    background: var(--bg);
    line-height: 1.5;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; border: 0; }

/* Nav */
.nav {
    background: var(--primary);
    color: #fff;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav a { color: rgba(255,255,255,.85); font-size: 14px; padding: 8px 12px; }
.nav a:hover { color: #fff; text-decoration: none; }
.nav-brand { font-weight: 700; font-size: 18px; color: #fff !important; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.btn-nav {
    background: rgba(255,255,255,.15);
    border-radius: var(--radius);
    padding: 6px 14px !important;
}
.btn-nav-user {
    background: rgba(255,255,255,.25) !important;
    font-weight: 600;
}

/* Footer */
.footer {
    text-align: center;
    padding: 24px;
    font-size: 13px;
    color: var(--text-sec);
    border-top: 1px solid var(--divider);
    margin-top: 24px;
}

/* Container */
.container { max-width: 960px; margin: 0 auto; padding: 0 16px; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: #fff;
    padding: 10px 20px;
    border-radius: var(--radius);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border: 0;
    cursor: pointer;
    transition: background .15s, transform .1s;
    /* Сброс браузерных стилей для <button> */
    -webkit-appearance: none;
    appearance: none;
    font-family: inherit;
    line-height: 1;
    box-sizing: border-box;
    vertical-align: middle;
}
.btn:hover { text-decoration: none; background: var(--primary-dark); }
.btn-sm { padding: 6px 14px !important; font-size: 13px; height: 32px; }
.btn-danger { background: #C62828; }
.btn-danger:hover { background: #B71C1C; }
.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: var(--radius);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    background: transparent;
    cursor: pointer;
}
.btn-outline:hover { background: var(--primary); color: #fff; text-decoration: none; }
.btn-white { background: #fff !important; color: var(--primary) !important; }
.btn-white:hover { background: #f0f0f0 !important; color: var(--primary) !important; }

/* Page title */
.page-title { font-size: 22px; font-weight: 700; margin: 24px 0 12px; }
.page-sub { color: var(--text-sec); margin: 0 0 16px; }

/* Section header */
.section-header { display: flex; align-items: center; justify-content: space-between; margin: 24px 0 12px; }
.section-header h2 { font-size: 18px; font-weight: 700; margin: 0; }
.section-title { font-size: 16px; font-weight: 700; margin: 20px 0 10px; color: var(--text); }

/* Chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip {
    display: inline-block;
    background: #E3F2FD;
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    text-decoration: none;
    font-weight: 500;
    transition: background .15s, color .15s;
}
.chip:hover { background: var(--primary); color: #fff; text-decoration: none; }
.chip-active { background: var(--primary); color: #fff; }

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, #42A5F5 100%);
    color: #fff;
    padding: 48px 24px;
    margin-bottom: 24px;
    border-radius: 0 0 var(--radius) var(--radius);
}
.hero h1 { font-size: 32px; margin: 0 0 12px; font-weight: 800; }
.hero p { margin: 0 0 20px; font-size: 16px; opacity: .9; max-width: 600px; }
.hero .btn { background: #fff; color: var(--primary); font-weight: 600; }
.hero .btn:hover { background: #f0f0f0; }

/* Stats */
.stats { display: flex; gap: 32px; padding: 16px 0; font-size: 14px; color: var(--text-sec); }
.stats .num { color: var(--primary); font-weight: 700; font-size: 24px; }

/* App grid */
.app-grid { display: flex; flex-wrap: wrap; gap: 16px; }
.app-grid .app-card {
    flex: 1 1 280px;
    max-width: 100%;
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px;
    display: flex;
    gap: 14px;
    transition: box-shadow .2s, transform .15s;
}
.app-grid .app-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
    text-decoration: none;
}
.app-card-icon { width: 64px; height: 64px; border-radius: 12px; flex-shrink: 0; object-fit: cover; }
.app-card-icon-placeholder {
    width: 64px; height: 64px; border-radius: 12px; flex-shrink: 0;
    background: var(--primary); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px; font-weight: 700;
}
.app-card-info { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.app-card-name { font-size: 16px; font-weight: 700; color: var(--text); }
.app-card-author { font-size: 13px; color: var(--text-sec); }
.app-card-cat {
    font-size: 12px; color: var(--primary); background: #E3F2FD;
    padding: 2px 8px; border-radius: 4px; display: inline-block; width: fit-content;
}
.app-card-desc { font-size: 13px; color: var(--text-sec); margin-top: 2px; }
.stars { color: #FF9800; font-size: 15px; }

/* Pagination */
.pagination { display: flex; gap: 8px; justify-content: center; padding: 24px 0; }
.pagination a, .pagination span {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 36px; height: 36px;
    padding: 0 10px;
    border-radius: var(--radius);
    border: 1px solid var(--divider);
    background: var(--card);
    text-decoration: none;
    font-size: 14px;
    color: var(--text);
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .active {
    background: var(--primary); color: #fff; border-color: var(--primary);
}

/* Detail page */
.detail-header {
    background: linear-gradient(135deg, var(--primary) 0%, #42A5F5 100%);
    color: #fff;
    padding: 32px 0;
    margin-bottom: 24px;
}
.detail-header-inner {
    display: flex; align-items: center; gap: 20px;
}
.detail-header a { color: #fff; }

.detail-icon { width: 96px; height: 96px; border-radius: 16px; flex-shrink: 0; object-fit: cover; box-shadow: 0 4px 12px rgba(0,0,0,.2); }
.detail-icon-placeholder {
    width: 96px; height: 96px; border-radius: 16px; flex-shrink: 0;
    background: rgba(255,255,255,.2); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 40px; font-weight: 700;
}
.detail-body { background: var(--card); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.detail-title { font-size: 24px; font-weight: 800; margin: 0 0 6px; }
.detail-author { font-size: 14px; opacity: .85; margin-bottom: 8px; }
.detail-meta { display: flex; flex-wrap: wrap; gap: 12px; font-size: 13px; opacity: .8; }
.detail-desc { line-height: 1.7; color: var(--text-sec); margin-bottom: 24px; white-space: pre-line; }

/* Params table */
.params-table { width: 100%; border-collapse: collapse; margin-bottom: 24px; }
.params-table td { padding: 10px 12px; border-bottom: 1px solid var(--divider); font-size: 14px; }
.params-table tr:last-child td { border-bottom: none; }
.params-table td:first-child { width: 160px; color: var(--text-sec); font-weight: 500; }

/* Download box */
.download-box {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    background: #E8F5E9; border: 1px solid #A5D6A7; border-radius: var(--radius);
    padding: 20px; margin-bottom: 24px;
}
.download-info { font-size: 14px; color: var(--text-sec); }
.download-info strong { color: var(--text); font-size: 16px; }

/* Screenshot strip */
.ss-strip { display: flex; gap: 12px; overflow-x: auto; margin-bottom: 24px; padding-bottom: 4px; }
.ss-strip img {
    height: 220px; border-radius: var(--radius);
    box-shadow: var(--shadow); background: var(--card);
}

/* Reviews */
.review-card { background: var(--card); border: 1px solid var(--divider); border-radius: var(--radius); padding: 16px; margin-bottom: 12px; }
.review-author { font-weight: 600; font-size: 14px; }
.review-body { margin-top: 8px; color: var(--text-sec); line-height: 1.6; }

/* Cards */
.card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-body { padding: 24px; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--text); }
.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group input[type="number"],
.form-group select,
.form-group textarea,
.form-row input[type="text"],
.form-row input[type="password"],
.form-row input[type="email"],
.form-row input[type="url"],
.form-row input[type="number"],
.form-row select,
.form-row textarea {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    border: 1px solid var(--divider);
    border-radius: var(--radius);
    background: #fff;
    font-family: inherit;
    transition: border-color .15s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus,
.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
    outline: none;
    border-color: var(--primary);
}
.form-group textarea, .form-row textarea { min-height: 100px; resize: vertical; }
.form-hint { font-size: 12px; color: var(--text-sec); margin-top: 6px; }
.form-row { display: flex; gap: 16px; }
.form-row > .form-group { flex: 1; }

/* Messages */
.msg { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 14px; }
.msg-success { background: #E8F5E9; color: #2E7D32; }
.msg-error   { background: #FFEBEE; color: #C62828; }

/* Ratings */
.rating-choices { display: flex; gap: 12px; flex-wrap: wrap; }
.rating-choices label { display: flex; align-items: center; gap: 6px; font-size: 14px; cursor: pointer; }

/* Form wrap */
.form-wrap { max-width: 420px; margin: 40px auto; }

/* Screenshot preview on upload */
.ss-preview { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.ss-preview img { width: 80px; height: 80px; object-fit: cover; border-radius: 6px; border: 1px solid var(--divider); }

/* Admin table compatibility */
.atbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.atbl th, .atbl td { padding: 10px 14px; border-bottom: 1px solid var(--divider); }
.atbl th { background: #F5F5F5; text-align: left; font-weight: 600; color: var(--text-sec); }
.badge { display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 11px; font-weight: 600; }
.badge-pending  { background: #FFF8E1; color: #F57F17; }
.badge-approved { background: #E8F5E9; color: #2E7D32; }
.badge-rejected { background: #FFEBEE; color: #C62828; }
.badge-admin    { background: #E8EAF6; color: #1A237E; }
.badge-user     { background: #F5F5F5; color: #616161; }

/* Бейджи (дополнительные) */
.badge-blue { background: #E3F2FD; color: #1565C0; border: 1px solid #90CAF9; }

/* Чекбоксы (Modern) */
.checkbox-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.checkbox-label { display: flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; background: var(--card); border: 1px solid var(--divider); padding: 8px 12px; border-radius: var(--radius); transition: all .15s; }
.checkbox-label:hover { border-color: var(--primary); background: #E3F2FD; }
.checkbox-label input { margin: 0; width: auto; }