:root {
    --bg: #0b1018;
    --panel: #111827;
    --text: #e7ecf3;
    --muted: #9aa6b7;
    --gold: #d8b36a;
    --gold-soft: rgba(216, 179, 106, .18);
    --line: rgba(255, 255, 255, .1);
    --success: #70d692;
    --max: 1180px;
    --radius: 22px;
    --shadow: 0 24px 60px rgba(0, 0, 0, .28)
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at top right, rgba(216, 179, 106, .12), transparent 28%), linear-gradient(180deg, #081019 0%, #0b1018 100%);
    color: var(--text)
}

a {
    color: inherit;
    text-decoration: none
}

.container {
    width: min(100% - 2rem, var(--max));
    margin: 0 auto
}

.section {
    padding: 5.5rem 0
}

.page-top {
    padding-top: 8rem
}

.eyebrow {
    display: inline-block;
    color: var(--gold);
    letter-spacing: .08em;
    text-transform: uppercase;
    font-size: .78rem;
    margin-bottom: .85rem
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    backdrop-filter: blur(18px);
    background: rgba(8, 12, 20, .72);
    border-bottom: 1px solid var(--line)
}

.site-header.compact {
    position: fixed;
    width: 100%
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 78px
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: .9rem
}

.brand small {
    display: block;
    color: var(--muted);
    margin-top: .18rem
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: linear-gradient(135deg, #f7d38a, #b88d3a);
    color: #12151d;
    font-weight: 800
}

.nav {
    display: flex;
    align-items: center;
    gap: 1.3rem;
    flex-wrap: wrap
}

.nav a {
    color: var(--muted);
    font-weight: 600
}

.nav a.active,
.nav a:hover {
    color: var(--text)
}

.header-actions {
    display: flex;
    align-items: center;
    gap: .8rem
}

select,
input,
textarea {
    background: rgba(255, 255, 255, .04);
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: .8rem 1rem
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .95rem 1.25rem;
    border-radius: 14px;
    font-weight: 700;
    border: 1px solid transparent;
    transition: .2s ease;
    cursor: pointer
}

.btn:hover {
    transform: translateY(-1px)
}

.btn-gold {
    background: linear-gradient(135deg, #f1d38f, #bf8f3d);
    color: #151617;
    box-shadow: 0 16px 34px rgba(191, 143, 61, .28)
}

.btn-outline {
    border-color: rgba(216, 179, 106, .4);
    color: var(--text);
    background: transparent
}

.hero {
    padding: 6.4rem 0 5rem
}

.hero-content {
    display: grid;
    grid-template-columns: 1.25fr .85fr;
    gap: 2rem;
    align-items: center
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.6rem);
    line-height: 1.06;
    margin: 0 0 1rem
}

.lead {
    color: #cad3de;
    font-size: 1.08rem;
    max-width: 64ch
}

.hero-actions {
    display: flex;
    gap: .9rem;
    flex-wrap: wrap;
    margin: 1.7rem 0 2rem
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(120px, 1fr));
    gap: 1rem
}

.stats div {
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(255, 255, 255, .03)
}

.stats strong {
    display: block;
    font-size: 1.65rem;
    margin-bottom: .35rem
}

.glass-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .02));
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.7rem
}

.card-badge {
    display: inline-block;
    background: var(--gold-soft);
    color: #f1d7a4;
    border: 1px solid rgba(216, 179, 106, .3);
    border-radius: 999px;
    padding: .45rem .8rem;
    margin-bottom: 1rem
}

.check-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 1.25rem
}

.check-list li {
    position: relative;
    padding-left: 1.75rem;
    margin: .75rem 0;
    color: #d5dce5
}

.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--gold);
    font-weight: 900
}

.text-link {
    color: #f4dca4;
    font-weight: 600
}

.split {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 2rem;
    align-items: start
}

.feature-grid,
.overview-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem
}

.feature-card,
.metric-card,
.panel-card,
.course-card,
.contact-card,
.exam-card,
.form-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .02));
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: var(--shadow)
}

.feature-card,
.metric-card,
.panel-card,
.course-card,
.contact-card {
    padding: 1.4rem
}

.dark-section {
    background: linear-gradient(180deg, rgba(255, 255, 255, .02), rgba(255, 255, 255, 0))
}

.section-heading {
    margin-bottom: 2rem
}

.section-heading.center {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 2rem
}

.section-heading h2,
.section-heading h1 {
    font-size: clamp(2rem, 3vw, 3rem);
    margin: 0 0 .9rem
}

.level-grid,
.course-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem
}

.level-card {
    border: 1px solid rgba(216, 179, 106, .2);
    border-radius: 22px;
    padding: 1.5rem;
    background: linear-gradient(180deg, rgba(216, 179, 106, .08), rgba(255, 255, 255, .02))
}

.level-number {
    display: inline-flex;
    margin-bottom: 1rem;
    color: var(--gold);
    font-weight: 800
}

.steps {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1rem
}

.steps article {
    padding: 1.35rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, .03)
}

.steps strong {
    display: inline-grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: var(--gold-soft);
    color: var(--gold);
    margin-bottom: .75rem
}

.certificate-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center
}

.gold-frame {
    background: linear-gradient(135deg, #f1d38f, #c0903e, #f7dfab);
    padding: 2px;
    border-radius: 28px
}

.certificate-paper {
    background: linear-gradient(180deg, #fffefb, #f6f0e3);
    color: #1f2630;
    border-radius: 26px;
    padding: 2rem;
    min-height: 380px
}

.cert-kicker {
    text-transform: uppercase;
    letter-spacing: .08em;
    color: #8d6832
}

.cert-name,
.cert-level {
    font-weight: 800;
    font-size: 1.4rem;
    margin: .6rem 0
}

.cert-sign {
    display: flex;
    justify-content: space-between;
    margin-top: 2.25rem;
    color: #6c5b3f
}

.cta-band {
    background: linear-gradient(180deg, rgba(216, 179, 106, .08), rgba(255, 255, 255, .02))
}

.site-footer {
    border-top: 1px solid var(--line);
    padding: 2rem 0
}

.footer-wrap {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    color: var(--muted)
}

.auth-page {
    min-height: 100vh;
    background: radial-gradient(circle at top left, rgba(216, 179, 106, .16), transparent 25%), linear-gradient(180deg, #09111a, #0d121a)
}

.auth-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr
}

.auth-panel {
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center
}

.auth-brand {
    flex-direction: column;
    align-items: flex-start;
    background: linear-gradient(180deg, rgba(216, 179, 106, .08), transparent)
}

.inline {
    margin-bottom: 1.2rem
}

.form-card {
    width: min(100%, 520px);
    padding: 2rem
}

.form-card h2 {
    margin-top: 0
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: 1rem
}

.form-note,
.small-link,
.small-link a {
    color: var(--muted)
}

.dashboard-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(8, 12, 20, .82);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px)
}

.dashboard-main {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: calc(100vh - 78px)
}

.sidebar {
    border-right: 1px solid var(--line);
    padding: 1.2rem;
    background: rgba(255, 255, 255, .02)
}

.sidebar nav {
    display: grid;
    gap: .45rem;
    position: sticky;
    top: 98px
}

.sidebar a {
    padding: .95rem 1rem;
    border-radius: 14px;
    color: var(--muted)
}

.sidebar a.active,
.sidebar a:hover {
    background: rgba(216, 179, 106, .12);
    color: var(--text)
}

.dashboard-content .container {
    padding: 2rem 0
}

.welcome-card {
    margin-bottom: 1.25rem
}

.metric-card span {
    display: block;
    color: var(--muted);
    margin-bottom: .6rem
}

.metric-card strong {
    font-size: 1.8rem
}

.dashboard-panels {
    display: grid;
    grid-template-columns: 1.2fr .8fr;
    gap: 1rem;
    margin-top: 1rem
}

.progress-row {
    display: grid;
    grid-template-columns: 170px 1fr 60px;
    gap: .8rem;
    align-items: center;
    margin: 1rem 0
}

.progress {
    height: 10px;
    border-radius: 999px;
    overflow: hidden;
    background: rgba(255, 255, 255, .07)
}

.progress i {
    display: block;
    height: 100%;
    background: linear-gradient(135deg, #f1d38f, #bf8f3d)
}

.dashboard-list {
    padding-left: 1.1rem;
    color: #d2dae4
}

.lesson-layout {
    display: grid;
    grid-template-columns: 1.25fr .75fr;
    gap: 1rem
}

.lesson-outline {
    margin: 0;
    padding-left: 1.2rem
}

.lesson-outline li {
    margin: .75rem 0;
    color: var(--muted)
}

.lesson-outline li.done {
    color: var(--success)
}

.lesson-outline li.active {
    color: var(--gold);
    font-weight: 700
}

.exam-wrap {
    display: flex;
    justify-content: center
}

.exam-card {
    max-width: 720px;
    padding: 2rem;
    width: 100%
}

.question {
    margin: 1.5rem 0
}

.question label {
    display: block;
    font-weight: 500;
    margin: .6rem 0
}

.exam-result {
    margin-top: 1rem;
    font-weight: 700
}

.exam-result.pass {
    color: var(--success)
}

.certificate-page {
    background: linear-gradient(180deg, #0a0f15, #141a23);
    display: grid;
    place-items: center;
    min-height: 100vh
}

.certificate-stage {
    width: min(100% - 2rem, 1100px);
    padding: 2rem 0
}

.certificate-premium {
    background: radial-gradient(circle at top left, rgba(216, 179, 106, .18), transparent 24%), linear-gradient(135deg, #f2d08a, #c79338, #f7e3b7);
    border-radius: 30px;
    padding: 3px;
    box-shadow: 0 30px 70px rgba(0, 0, 0, .35)
}

.premium-border {
    border-radius: 28px;
    padding: 16px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .55), rgba(255, 255, 255, .2))
}

.premium-inner {
    min-height: 700px;
    border-radius: 22px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .93), rgba(248, 242, 229, .95));
    color: #1e2230;
    padding: 4rem 3rem;
    text-align: center;
    position: relative
}

.academy-name {
    text-transform: uppercase;
    letter-spacing: .15em;
    color: #8d6730;
    font-weight: 700
}

.cert-type {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 3rem;
    margin: 1rem 0
}

.premium-inner h1 {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 4rem;
    margin: 1rem 0
}

.premium-inner h2 {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2rem;
    color: #6e5224
}

.cert-copy {
    color: #51493a;
    font-size: 1.1rem
}

.certificate-meta,
.signature-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
    margin-top: 3rem
}

.certificate-meta span,
.signature-row span {
    display: block;
    color: #806033;
    margin-bottom: .45rem
}

.certificate-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem
}

.admin-table {
    width: 100%;
    border-collapse: collapse
}

.admin-table th,
.admin-table td {
    border-bottom: 1px solid var(--line);
    text-align: left;
    padding: .85rem .3rem
}

@media (max-width:980px) {

    .hero-content,
    .split,
    .certificate-wrap,
    .dashboard-panels,
    .lesson-layout,
    .auth-shell,
    .dashboard-main,
    .level-grid,
    .course-list,
    .steps {
        grid-template-columns: 1fr
    }

    .stats,
    .feature-grid,
    .overview-grid {
        grid-template-columns: 1fr 1fr
    }

    .sidebar,
    .nav {
        display: none
    }

    .footer-wrap {
        flex-direction: column;
        align-items: flex-start
    }
}

@media (max-width:640px) {
    .section {
        padding: 4rem 0
    }

    .auth-panel {
        padding: 1.5rem
    }

    .stats,
    .feature-grid,
    .overview-grid {
        grid-template-columns: 1fr
    }

    .hero h1 {
        font-size: 2.4rem
    }

    .certificate-meta,
    .signature-row {
        grid-template-columns: 1fr
    }

    .premium-inner {
        padding: 2.3rem 1.2rem;
        min-height: auto
    }

    .premium-inner h1 {
        font-size: 2.35rem
    }

    .cert-type {
        font-size: 2rem
    }
}