/* ============================================================
   Lingofy — Shaxsiy Statistika | 2026 UI/UX
   Sayt dizayniga mos (indigo primary), zamonaviy, mobilga mos.
   ============================================================ */

:root {
    --bg-main: #f4f6fb;
    --bg-tint-a: rgba(79, 70, 229, 0.10);
    --bg-tint-b: rgba(16, 185, 129, 0.08);

    --card-bg: #ffffff;
    --card-bg-soft: #f8fafc;
    --card-border: #e8ecf4;
    --card-border-strong: #dbe2ee;

    --text-primary: #0f172a;
    --text-secondary: #4b5b73;
    --text-muted: #8a98ad;

    --primary: #4f46e5;
    --primary-2: #6366f1;
    --primary-soft: rgba(79, 70, 229, 0.10);
    --primary-glow: rgba(79, 70, 229, 0.18);

    --green: #10b981;
    --green-soft: rgba(16, 185, 129, 0.12);
    --amber: #f59e0b;
    --amber-soft: rgba(245, 158, 11, 0.14);
    --sky: #0ea5e9;
    --sky-soft: rgba(14, 165, 233, 0.12);
    --violet: #8b5cf6;
    --violet-soft: rgba(139, 92, 246, 0.12);
    --rose: #f43f5e;
    --rose-soft: rgba(244, 63, 94, 0.12);

    --grad-primary: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    --grad-green: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --grad-amber: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
    --grad-violet: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    --grad-sky: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);

    --r-xl: 22px;
    --r-lg: 18px;
    --r-md: 14px;
    --r-sm: 10px;

    --sh-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --sh-md: 0 6px 20px -6px rgba(15, 23, 42, 0.12);
    --sh-lg: 0 18px 40px -18px rgba(15, 23, 42, 0.22);

    --ring: 0 0 0 3px rgba(79, 70, 229, 0.28);
}

body.dark-mode {
    --bg-main: #080d18;
    --bg-tint-a: rgba(99, 102, 241, 0.16);
    --bg-tint-b: rgba(16, 185, 129, 0.10);

    --card-bg: #101a2d;
    --card-bg-soft: #16223a;
    --card-border: rgba(255, 255, 255, 0.08);
    --card-border-strong: rgba(255, 255, 255, 0.14);

    --text-primary: #f1f5f9;
    --text-secondary: #a5b4c8;
    --text-muted: #a9b6c9;

    --primary-soft: rgba(99, 102, 241, 0.16);
    --primary-glow: rgba(99, 102, 241, 0.30);
    --green-soft: rgba(16, 185, 129, 0.16);
    --amber-soft: rgba(245, 158, 11, 0.16);
    --sky-soft: rgba(14, 165, 233, 0.16);
    --violet-soft: rgba(139, 92, 246, 0.16);
    --rose-soft: rgba(244, 63, 94, 0.16);

    --sh-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --sh-md: 0 8px 24px -8px rgba(0, 0, 0, 0.55);
    --sh-lg: 0 22px 48px -20px rgba(0, 0, 0, 0.7);
}

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

html {
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    background: var(--bg-main);
    background-image:
        radial-gradient(1000px 520px at 8% -8%, var(--bg-tint-a), transparent 60%),
        radial-gradient(900px 480px at 100% 0%, var(--bg-tint-b), transparent 55%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.55;
    min-height: 100vh;
    padding: 22px 18px 64px;
    -webkit-font-smoothing: antialiased;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.05), transparent 30%);
    opacity: 0.6;
    z-index: 0;
}

.stats-container {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.glass {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--r-xl);
    box-shadow: var(--sh-md);
}

/* ---------------------------------------------------------
   1) HEADER
   --------------------------------------------------------- */
.stats-header {
    position: sticky;
    top: 12px;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 18px;
    background: color-mix(in srgb, var(--card-bg) 88%, transparent);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-md);
    overflow: hidden;
}

.stats-header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #4f46e5, #7c3aed 45%, #10b981 100%);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    border-radius: var(--r-sm);
    background: var(--primary-soft);
    color: var(--primary);
    border: 1px solid transparent;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.back-btn:hover {
    transform: translateX(-2px);
    border-color: var(--primary);
}

.header-titles {
    min-width: 0;
}

.header-titles h1 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.32rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.header-titles h1 i {
    color: var(--primary);
}

.header-subtitle {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: 3px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.quick-lang-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: var(--r-sm);
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
}

.lang-select-clean {
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    outline: none;
}

.theme-toggle-btn,
.refresh-btn {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--r-sm);
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.18s ease;
}

.theme-toggle-btn:hover,
.refresh-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: var(--primary-soft);
    transform: translateY(-1px);
}

.refresh-btn.spin i {
    animation: statsSpin 0.8s linear infinite;
}

@keyframes statsSpin {
    to { transform: rotate(360deg); }
}

/* ---------------------------------------------------------
   2) PROFILE HERO
   --------------------------------------------------------- */
.profile-hero-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 20px;
    align-items: center;
    padding: 22px;
    position: relative;
    overflow: hidden;
}

.profile-hero-card::after {
    content: "";
    position: absolute;
    right: -60px;
    top: -80px;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: var(--primary-soft);
    filter: blur(10px);
    z-index: 0;
}

.hero-user-main {
    display: flex;
    align-items: center;
    gap: 18px;
    min-width: 0;
    position: relative;
    z-index: 1;
}

.hero-avatar-wrapper {
    position: relative;
    flex-shrink: 0;
}

.hero-avatar {
    width: 76px;
    height: 76px;
    /* Rasm 50% (dumaloq) bo'lgani uchun konteyner ham shaklga
       moslashdi — aks holda gradient fonning 4 burchagi
       rasm tashqarisida ko'rinib qolardi. */
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.9rem;
    font-weight: 800;
    color: #fff;
    background: var(--grad-primary);
    box-shadow: 0 12px 26px -10px var(--primary-glow);
    letter-spacing: -0.02em;
}

/* Rasm konteyner shaklida qirqiladi (qo'shimcha kafolat) */
.hero-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
}

.hero-level-chip {
    position: absolute;
    right: -8px;
    bottom: -8px;
    padding: 4px 10px;
    border-radius: 8px;
    background: var(--grad-green);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    box-shadow: 0 6px 16px -6px rgba(16, 185, 129, 0.7);
    border: 2px solid var(--card-bg);
}

.hero-user-details {
    min-width: 0;
    flex: 1;
}

.hero-name-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.hero-name-row h2 {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
}

.pro-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 7px;
    background: var(--amber-soft);
    color: var(--amber);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.06em;
}

.hero-user-email {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-top: 2px;
    word-break: break-all;
}

.hero-badges-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 6px 12px;
    border-radius: 9px;
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    font-size: 0.78rem;
    font-weight: 600;
}

.hero-pill i {
    color: var(--primary);
}

.hero-pill.fire i {
    color: var(--amber);
}

.hero-rank-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 22px;
    border-radius: var(--r-lg);
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    min-width: 260px;
    position: relative;
    z-index: 1;
}

.rank-badge-circle {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: #fff;
    background: var(--grad-amber);
    box-shadow: 0 10px 22px -10px rgba(245, 158, 11, 0.75);
}

.rank-info {
    flex: 1;
    min-width: 0;
}

.rank-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.rank-value {
    display: block;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 2px 0 8px;
}

.rank-meter {
    height: 7px;
    border-radius: 999px;
    background: var(--card-border);
    overflow: hidden;
}

.rank-meter-fill {
    height: 100%;
    border-radius: 999px;
    background: var(--grad-primary);
    transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------------------------------------------------------
   3) CEFR ROADMAP
   --------------------------------------------------------- */
.cefr-section {
    padding: 22px;
}

.section-title-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.section-heading {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.section-heading .icon-glow {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    background: var(--primary-soft);
    color: var(--primary);
}

.section-heading h3 {
    font-size: 1.06rem;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.section-heading p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.current-target-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--primary-soft);
    border: 1px solid var(--primary-glow);
    color: var(--text-secondary);
    font-size: 0.8rem;
    white-space: nowrap;
}

.current-target-pill strong {
    color: var(--primary);
    font-weight: 800;
}

.cefr-stepper {
    position: relative;
    padding: 6px 0 2px;
}

.stepper-line {
    position: absolute;
    top: 30px;
    left: 8%;
    right: 8%;
    height: 4px;
    border-radius: 999px;
    background: var(--card-border);
    overflow: hidden;
}

.stepper-line-fill {
    height: 100%;
    border-radius: 999px;
    background: var(--grad-green);
    transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.cefr-step-nodes {
    position: relative;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
}

.cefr-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    text-align: center;
}

.node-circle {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    font-weight: 800;
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    color: var(--text-muted);
    transition: all 0.25s ease;
}

.cefr-node.completed .node-circle {
    background: var(--grad-green);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 10px 22px -12px rgba(16, 185, 129, 0.9);
}

.cefr-node.active .node-circle {
    background: var(--grad-primary);
    border-color: transparent;
    color: #fff;
    transform: scale(1.12);
    box-shadow: 0 0 0 5px var(--primary-soft), 0 12px 26px -12px var(--primary-glow);
}

.cefr-node.upcoming .node-circle {
    background: var(--card-bg-soft);
}

.node-name {
    font-size: 0.92rem;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.cefr-node.active .node-name {
    color: var(--primary);
}

.cefr-node.upcoming .node-name {
    color: var(--text-muted);
}

.node-desc {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
}

.cefr-next-goal-box {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    padding: 14px 16px;
    border-radius: var(--r-md);
    background: var(--grad-primary);
    color: #fff;
    font-size: 0.88rem;
    font-weight: 600;
    line-height: 1.45;
    box-shadow: 0 14px 30px -16px var(--primary-glow);
}

.cefr-next-goal-box i {
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* ---------------------------------------------------------
   4) KPI CARDS
   --------------------------------------------------------- */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.kpi-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.kpi-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--grad-primary);
}

.kpi-card.kpi-green::before { background: var(--grad-green); }
.kpi-card.kpi-orange::before { background: var(--grad-amber); }
.kpi-card.kpi-purple::before { background: var(--grad-violet); }

.kpi-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--sh-lg);
    border-color: var(--card-border-strong);
}

.kpi-icon-box {
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    background: var(--primary-soft);
    color: var(--primary);
}

.kpi-card.kpi-green .kpi-icon-box { background: var(--green-soft); color: var(--green); }
.kpi-card.kpi-orange .kpi-icon-box { background: var(--amber-soft); color: var(--amber); }
.kpi-card.kpi-purple .kpi-icon-box { background: var(--violet-soft); color: var(--violet); }

.kpi-content {
    min-width: 0;
}

.kpi-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.kpi-number {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin: 2px 0 4px;
}

.kpi-trend {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.kpi-trend.positive { color: var(--green); }
.kpi-trend.warning { color: var(--amber); }
.kpi-trend.purple { color: var(--violet); }

/* ---------------------------------------------------------
   5) EMPTY BANNER
   --------------------------------------------------------- */
.stats-empty-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 20px 22px;
    background: linear-gradient(120deg, var(--primary-soft), var(--violet-soft));
    border: 1px solid var(--primary-glow);
    box-shadow: var(--sh-md);
    flex-wrap: wrap;
}

.empty-banner-content {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
    min-width: 250px;
}

.empty-banner-icon {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: #fff;
    background: var(--grad-primary);
    box-shadow: 0 10px 22px -12px var(--primary-glow);
}

.empty-banner-text h4 {
    font-size: 1rem;
    font-weight: 800;
}

.empty-banner-text p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 3px;
}

.empty-banner-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: var(--r-sm);
    background: var(--grad-primary);
    color: #fff;
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    box-shadow: 0 12px 24px -14px var(--primary-glow);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.empty-banner-btn:hover {
    transform: translateY(-2px);
    color: #fff;
}

/* ---------------------------------------------------------
   6) SKILLS BREAKDOWN
   --------------------------------------------------------- */
.skills-breakdown-section {
    padding: 22px;
}

.skills-breakdown-section > .section-heading {
    margin-bottom: 18px;
}

.skills-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.skill-tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 18px 16px;
    border-radius: var(--r-lg);
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.skill-tile:hover {
    transform: translateY(-3px);
    box-shadow: var(--sh-md);
    border-color: var(--card-border-strong);
}

.skill-tile-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.skill-badge-name {
    display: flex;
    align-items: center;
    gap: 8px;
}

.skill-badge-name h4 {
    font-size: 0.95rem;
    font-weight: 800;
}

.skill-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-soft);
}

.skill-dot.listening { background: var(--green); box-shadow: 0 0 0 4px var(--green-soft); }
.skill-dot.writing { background: var(--violet); box-shadow: 0 0 0 4px var(--violet-soft); }
.skill-dot.speaking { background: var(--amber); box-shadow: 0 0 0 4px var(--amber-soft); }

.skill-band-badge {
    padding: 3px 9px;
    border-radius: 7px;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    background: var(--primary-soft);
    color: var(--primary);
}

.skill-circular-container {
    position: relative;
    width: 128px;
    height: 128px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.skill-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.skill-bg-circle {
    fill: none;
    stroke: var(--card-border);
    stroke-width: 11;
}

.skill-fill-circle {
    fill: none;
    stroke-width: 11;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}

.reading-stroke { stroke: var(--primary); }
.listening-stroke { stroke: var(--green); }
.writing-stroke { stroke: var(--violet); }
.speaking-stroke { stroke: var(--amber); }

.skill-circle-text {
    position: relative;
    text-align: center;
    z-index: 1;
}

.skill-percent-num {
    display: block;
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.skill-percent-label {
    display: block;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.skill-tile-footer {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--card-border);
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.skill-action-link {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 8px;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 0.78rem;
    font-weight: 700;
    text-decoration: none;
    transition: background 0.18s ease, color 0.18s ease;
}

.skill-action-link:hover {
    background: var(--primary);
    color: #fff;
}

/* ---------------------------------------------------------
   7) CHART + CALENDAR
   --------------------------------------------------------- */
.stats-two-col-row {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 14px;
}

.chart-section,
.calendar-section {
    padding: 20px 22px;
}

.chart-header,
.calendar-top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.section-heading-sm {
    display: flex;
    align-items: center;
    gap: 9px;
}

.section-heading-sm i {
    color: var(--primary);
}

.section-heading-sm h4 {
    font-size: 0.98rem;
    font-weight: 800;
}

.chart-tabs {
    display: inline-flex;
    gap: 4px;
    padding: 4px;
    border-radius: 10px;
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
}

.chart-tab {
    padding: 6px 14px;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.18s ease;
}

.chart-tab.active {
    background: var(--grad-primary);
    color: #fff;
    box-shadow: 0 8px 18px -12px var(--primary-glow);
}

.chart-container {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 8px;
    height: 190px;
    padding: 10px 4px 0;
    border-bottom: 1px solid var(--card-border);
    background: linear-gradient(180deg, transparent 0%, var(--primary-soft) 100%);
    border-radius: var(--r-md) var(--r-md) 0 0;
}

.bar-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    height: 100%;
    gap: 8px;
}

.bar {
    width: 100%;
    max-width: 34px;
    min-height: 6px;
    border-radius: 8px 8px 3px 3px;
    background: var(--grad-primary);
    opacity: 0.85;
    transition: opacity 0.18s ease, transform 0.18s ease;
}

.bar:hover {
    opacity: 1;
    transform: scaleY(1.03);
    transform-origin: bottom;
}

.bar.active-bar {
    background: var(--grad-green);
    opacity: 1;
    box-shadow: 0 0 0 2px var(--green-soft);
}

.bar-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.chart-stats-pill {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 20px;
    padding: 12px 16px;
    border-radius: var(--r-md);
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.chart-stats-pill i {
    color: var(--green);
    margin-right: 4px;
}

.chart-stats-pill strong {
    color: var(--text-primary);
    font-weight: 800;
}

.calendar-nav-controls {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.cal-arrow-btn {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    border: 1px solid var(--card-border);
    background: var(--card-bg-soft);
    color: var(--text-secondary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.18s ease;
}

.cal-arrow-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: var(--primary-soft);
}

.cal-month-label {
    min-width: 118px;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 800;
}

.calendar-weekdays,
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 6px;
}

.calendar-weekdays {
    margin-bottom: 8px;
}

.calendar-weekdays span {
    text-align: center;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.cal-day-box {
    aspect-ratio: 1 / 1;
    min-height: 34px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cal-day-box:hover {
    transform: scale(1.06);
    box-shadow: var(--sh-sm);
}

.cal-day-box.level-1 {
    background: var(--green-soft);
    border-color: transparent;
    color: var(--green);
}

.cal-day-box.level-2 {
    background: rgba(16, 185, 129, 0.28);
    border-color: transparent;
    color: #fff;
}

.cal-day-box.level-3 {
    background: var(--grad-green);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 8px 18px -12px rgba(16, 185, 129, 0.9);
}

.cal-day-box.today {
    outline: 2px solid var(--primary);
    outline-offset: 1px;
    font-weight: 800;
}

.calendar-legend {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--card-border);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.legend-label {
    font-weight: 700;
    color: var(--text-muted);
}

.legend-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-weight: 600;
}

.legend-swatch {
    width: 12px;
    height: 12px;
    border-radius: 4px;
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
}

.legend-swatch.lv1 { background: var(--green-soft); border-color: transparent; }
.legend-swatch.lv2 { background: rgba(16, 185, 129, 0.35); border-color: transparent; }
.legend-swatch.lv3 { background: var(--green); border-color: transparent; }

.calendar-summary-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
    margin-top: 14px;
    padding: 12px 14px;
    border-radius: var(--r-md);
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.cal-stat-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
}

.cal-stat-item i {
    color: var(--primary);
}

.cal-stat-item strong {
    color: var(--text-primary);
    font-weight: 800;
}

/* ---------------------------------------------------------
   8) ACHIEVEMENTS
   --------------------------------------------------------- */
.achievements-section {
    padding: 22px;
}

.achievements-section > .section-heading {
    margin-bottom: 18px;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 12px;
}

.achievement-card {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 14px;
    border-radius: var(--r-md);
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.achievement-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--sh-sm);
}

.achievement-card.locked {
    opacity: 0.62;
}

.achievement-icon-wrap {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    border-radius: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    background: var(--primary-soft);
    color: var(--primary);
}

.achievement-card.unlocked .achievement-icon-wrap {
    background: var(--grad-amber);
    color: #fff;
    box-shadow: 0 10px 20px -12px rgba(245, 158, 11, 0.9);
}

.achievement-card.locked .achievement-icon-wrap {
    background: var(--card-border);
    color: var(--text-muted);
}

.achievement-info {
    min-width: 0;
    flex: 1;
}

.achievement-info h4 {
    font-size: 0.9rem;
    font-weight: 800;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.achievement-info p {
    font-size: 0.76rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.achievement-status-badge {
    display: inline-block;
    margin-top: 6px;
    padding: 3px 9px;
    border-radius: 6px;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    background: var(--green-soft);
    color: var(--green);
}

.achievement-card.locked .achievement-status-badge {
    background: var(--card-border);
    color: var(--text-muted);
}

/* ---------------------------------------------------------
   9) RECOMMENDATIONS
   --------------------------------------------------------- */
.recommendations-section {
    padding: 22px;
}

.recommendations-section > .section-heading {
    margin-bottom: 18px;
}

.recommendations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 14px;
}

.rec-card {
    display: flex;
    gap: 14px;
    padding: 18px;
    border-radius: var(--r-lg);
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.rec-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--sh-md);
    border-color: var(--card-border-strong);
}

.rec-card-icon {
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: #fff;
    background: var(--grad-primary);
    box-shadow: 0 10px 20px -12px var(--primary-glow);
}

.rec-card-icon.reading-bg { background: var(--grad-sky); box-shadow: 0 10px 20px -12px rgba(14, 165, 233, 0.85); }
.rec-card-icon.speaking-bg { background: var(--grad-amber); box-shadow: 0 10px 20px -12px rgba(245, 158, 11, 0.85); }

.rec-card-body {
    min-width: 0;
}

.rec-badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 6px;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.rec-card-body h4 {
    font-size: 0.96rem;
    font-weight: 800;
    margin: 7px 0 5px;
    line-height: 1.35;
}

.rec-card-body p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.rec-btn-action {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    padding: 9px 16px;
    border-radius: 9px;
    background: var(--grad-primary);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.rec-btn-action:hover {
    transform: translateY(-2px);
    color: #fff;
    box-shadow: 0 12px 24px -14px var(--primary-glow);
}

/* ---------------------------------------------------------
   10) RESPONSIVE
   --------------------------------------------------------- */
@media (max-width: 1180px) {
    .kpi-grid,
    .skills-cards-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .stats-two-col-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 980px) {
    .profile-hero-card {
        grid-template-columns: 1fr;
    }

    .hero-rank-card {
        width: 100%;
    }

    .cefr-section,
    .skills-breakdown-section,
    .achievements-section,
    .recommendations-section {
        padding: 18px;
    }
}

@media (max-width: 820px) {
    body {
        padding: 14px 12px 48px;
    }

    .stats-container {
        gap: 14px;
    }

    .stats-header {
        position: static;
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 14px;
    }

    .header-left {
        flex-wrap: wrap;
    }

    .header-right {
        justify-content: space-between;
    }

    .header-titles h1 {
        font-size: 1.12rem;
    }

    .header-subtitle {
        display: none;
    }

    .cefr-stepper {
        overflow-x: auto;
        padding-bottom: 12px;
        -webkit-overflow-scrolling: touch;
    }

    .cefr-step-nodes {
        min-width: 520px;
    }

    .stepper-line {
        min-width: 480px;
    }

    .chart-bars {
        height: 160px;
    }
}

@media (max-width: 620px) {
    .kpi-grid,
    .skills-cards-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .kpi-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding: 14px;
    }

    .kpi-number {
        font-size: 1.35rem;
    }

    .hero-user-main {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
    }

    .hero-avatar {
        width: 64px;
        height: 64px;
        border-radius: 50%;
        font-size: 1.5rem;
    }

    .hero-name-row h2 {
        font-size: 1.12rem;
        white-space: normal;
    }

    .section-title-row {
        flex-direction: column;
        align-items: stretch;
    }

    .current-target-pill {
        align-self: flex-start;
    }

    .skill-tile {
        padding: 14px 10px;
    }

    .skill-circular-container {
        width: 108px;
        height: 108px;
    }

    .skill-percent-num {
        font-size: 1.2rem;
    }

    .skill-tile-footer {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
        gap: 8px;
    }

    .skill-action-link {
        justify-content: center;
    }

    .chart-section,
    .calendar-section {
        padding: 16px;
    }

    .chart-bars {
        height: 140px;
        gap: 5px;
    }

    .cal-day-box {
        min-height: 30px;
        border-radius: 8px;
        font-size: 0.74rem;
    }

    .stats-empty-banner {
        padding: 16px;
    }

    .empty-banner-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 420px) {
    .kpi-grid {
        grid-template-columns: 1fr;
    }

    /* ── 4 ta ko'nikma kartasi: 2x2 (main qism kartalaridek) ──
       Oldin bitta ustun edi -> 4 ta ketma-ket, balandlik katta
       edi. Endi 2 ta tepada, 2 ta pastda. */
    .skills-cards-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .skill-tile {
        padding: 12px 8px;
        gap: 8px;
    }

    .skill-tile-header {
        gap: 6px;
    }

    .skill-badge-name {
        gap: 6px;
    }

    .skill-badge-name h4 {
        font-size: 0.8rem;
    }

    .skill-band-badge {
        padding: 2px 6px;
        font-size: 0.6rem;
    }

    .skill-circular-container {
        width: 88px;
        height: 88px;
    }

    .skill-percent-num {
        font-size: 1.05rem;
    }

    .skill-tile-footer {
        flex-direction: column;
        align-items: center;
        gap: 5px;
        padding-top: 8px;
        font-size: 0.72rem;
        text-align: center;
    }

    .kpi-card {
        flex-direction: row;
        align-items: center;
    }

    .cefr-next-goal-box {
        font-size: 0.82rem;
        padding: 12px;
    }

    .rec-card {
        flex-direction: column;
    }

    .cal-month-label {
        min-width: 96px;
        font-size: 0.8rem;
    }
}

/* ---------------------------------------------------------
   11) A11Y / MOTION
   --------------------------------------------------------- */
:where(button, a, select, [tabindex]):focus-visible {
    outline: none;
    box-shadow: var(--ring);
    border-radius: var(--r-sm);
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}

/* ---------------------------------------------------------
   12) KO'NIKMA KARTALARI ACCENT + LEGENDA
   --------------------------------------------------------- */
.skill-tile {
    position: relative;
    overflow: hidden;
}

.skill-tile::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--grad-primary);
}

.skill-tile.listening-tile::before { background: var(--grad-green); }
.skill-tile.writing-tile::before { background: var(--grad-violet); }
.skill-tile.speaking-tile::before { background: var(--grad-amber); }

.skill-tile.reading-tile .skill-percent-num { color: var(--primary); }
.skill-tile.listening-tile .skill-percent-num { color: var(--green); }
.skill-tile.writing-tile .skill-percent-num { color: var(--violet); }
.skill-tile.speaking-tile .skill-percent-num { color: var(--amber); }

.skill-tile.reading-tile .skill-action-link { background: var(--primary-soft); color: var(--primary); }
.skill-tile.listening-tile .skill-action-link { background: var(--green-soft); color: var(--green); }
.skill-tile.writing-tile .skill-action-link { background: var(--violet-soft); color: var(--violet); }
.skill-tile.speaking-tile .skill-action-link { background: var(--amber-soft); color: var(--amber); }

.skill-tile.reading-tile .skill-action-link:hover { background: var(--primary); color: #fff; }
.skill-tile.listening-tile .skill-action-link:hover { background: var(--green); color: #fff; }
.skill-tile.writing-tile .skill-action-link:hover { background: var(--violet); color: #fff; }
.skill-tile.speaking-tile .skill-action-link:hover { background: var(--amber); color: #fff; }

.legend-swatch.lv0 {
    background: var(--card-bg-soft);
    border: 1px solid var(--card-border);
}

.kpi-card.kpi-blue::before { background: var(--grad-primary); }


/* ── CEFR / bugun statistikasi (v3) ── */
.kpi-today {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
    padding: 5px 10px;
    border-radius: 10px;
    background: rgba(59, 130, 246, 0.14);
    border: 1px solid rgba(59, 130, 246, 0.3);
    font-size: 0.78rem;
    color: #bfdbfe;
    font-weight: 600;
}
.kpi-today i { font-size: 0.72rem; opacity: 0.85; }
.kpi-today b { color: #fff; font-weight: 800; }

.cefr-detail {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin-top: 9px;
    padding-top: 9px;
    border-top: 1px dashed rgba(148, 163, 184, 0.32);
    font-size: 0.76rem;
    color: #cbd5e1;
    font-weight: 500;
}
.cefr-detail b { color: #f8fafc; font-weight: 800; }