/* ========================================================
   RUSSIAN-MELBET.COM — Промо-сайт
   Стилевое оформление: тёмная база + фирменный жёлтый
   ======================================================== */

:root {
    --color-bg:        #0B1426;
    --color-bg-2:      #111E36;
    --color-bg-3:      #15233F;
    --color-line:      #243355;
    --color-line-soft: #1B2A48;
    --color-text:      #EEF1F7;
    --color-muted:     #9AA6BC;
    --color-accent:    #FFD23F;
    --color-accent-2:  #FCB42E;
    --color-accent-3:  #F39200;
    --color-success:   #2ECC71;
    --color-danger:    #E74C3C;

    --shadow-card:     0 18px 40px -22px rgba(0, 0, 0, 0.55);
    --shadow-glow:     0 0 0 1px rgba(255, 210, 63, 0.18), 0 24px 60px -24px rgba(255, 178, 46, 0.35);

    --radius-sm: 6px;
    --radius:    12px;
    --radius-lg: 20px;

    --container: 1200px;
    --gutter:    24px;

    --ff-display: "Oswald", "Roboto Condensed", "Arial Narrow", sans-serif;
    --ff-body:    "PT Sans", "Onest", "Segoe UI", Tahoma, sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--ff-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.55;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    background-image:
        radial-gradient(1100px 600px at 90% -10%, rgba(255, 210, 63, 0.08), transparent 60%),
        radial-gradient(900px 500px at -10% 30%, rgba(255, 145, 0, 0.05), transparent 65%);
    background-attachment: fixed;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.18s ease;
}

a:hover {
    color: var(--color-accent-2);
}

h1, h2, h3, h4 {
    font-family: var(--ff-display);
    font-weight: 600;
    letter-spacing: 0.01em;
    line-height: 1.15;
    margin: 0 0 0.6em;
    text-transform: uppercase;
}

h1 { font-size: clamp(2rem, 4.6vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }

p {
    margin: 0 0 1em;
    color: #DDE3EE;
}

ul, ol {
    margin: 0 0 1em;
    padding-left: 1.2em;
}

li {
    margin-bottom: 0.4em;
}

.container {
    width: min(100% - calc(var(--gutter) * 2), var(--container));
    margin: 0 auto;
}

.section {
    padding: 72px 0;
}

.section--tight {
    padding: 48px 0;
}

.section-head {
    margin-bottom: 36px;
    max-width: 760px;
}

.section-head .eyebrow {
    display: inline-block;
    font-family: var(--ff-display);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.82rem;
    color: var(--color-accent);
    padding: 6px 12px;
    border: 1px solid rgba(255, 210, 63, 0.32);
    border-radius: 999px;
    margin-bottom: 14px;
}

.section-head h2 {
    margin-bottom: 12px;
}

.section-head p {
    color: var(--color-muted);
    font-size: 1.05rem;
}

/* ============== HEADER ============== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(11, 20, 38, 0.92);
    backdrop-filter: saturate(140%) blur(10px);
    border-bottom: 1px solid var(--color-line-soft);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 14px 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--ff-display);
    font-size: 1.4rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text);
}

.brand:hover {
    color: var(--color-text);
}

.brand__mark {
    width: 36px;
    height: 36px;
    background: linear-gradient(140deg, var(--color-accent) 0%, var(--color-accent-3) 100%);
    border-radius: 8px;
    display: grid;
    place-items: center;
    color: #1A1B1F;
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: 0 4px 16px -6px rgba(255, 178, 46, 0.6);
}

.brand__text strong {
    color: var(--color-accent);
}

.brand__sub {
    display: block;
    font-family: var(--ff-body);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--color-muted);
    margin-top: 2px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav__list {
    display: flex;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav__link {
    display: inline-block;
    padding: 10px 14px;
    color: var(--color-text);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    transition: all 0.18s ease;
}

.nav__link:hover,
.nav__link[aria-current="page"] {
    color: var(--color-accent);
    background: rgba(255, 210, 63, 0.08);
}

/* CTA button */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: var(--radius-sm);
    font-family: var(--ff-display);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: transform 0.15s ease, box-shadow 0.18s ease, background 0.18s ease;
    white-space: nowrap;
}

.btn--primary {
    background: linear-gradient(140deg, var(--color-accent) 0%, var(--color-accent-2) 70%, var(--color-accent-3) 100%);
    color: #15233F;
    box-shadow: 0 8px 26px -10px rgba(255, 178, 46, 0.55);
}

.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 34px -12px rgba(255, 178, 46, 0.7);
    color: #15233F;
}

.btn--ghost {
    background: transparent;
    color: var(--color-text);
    border-color: rgba(238, 241, 247, 0.22);
}

.btn--ghost:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn--lg {
    padding: 16px 30px;
    font-size: 1.05rem;
}

.btn--block {
    width: 100%;
}

/* Burger menu (mobile) */
.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--color-line);
    color: var(--color-text);
    width: 42px;
    height: 42px;
    border-radius: 8px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
    content: "";
    display: block;
    width: 18px;
    height: 2px;
    background: var(--color-text);
    position: relative;
    transition: all 0.2s ease;
}

.nav-toggle span::before { transform: translateY(-6px); position: absolute; }
.nav-toggle span::after  { transform: translateY(6px);  position: absolute; }

/* ============== HERO ============== */
.hero {
    position: relative;
    overflow: hidden;
    padding: 96px 0 80px;
    border-bottom: 1px solid var(--color-line-soft);
    background:
        radial-gradient(800px 360px at 78% 30%, rgba(255, 210, 63, 0.12), transparent 65%),
        linear-gradient(180deg, var(--color-bg-2) 0%, var(--color-bg) 70%);
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.015) 0 2px, transparent 2px 14px);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
    align-items: center;
    position: relative;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--ff-display);
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.82rem;
    color: var(--color-accent);
    padding: 7px 14px;
    border: 1px solid rgba(255, 210, 63, 0.32);
    border-radius: 999px;
    margin-bottom: 22px;
}

.hero h1 {
    margin-bottom: 18px;
}

.hero h1 .accent {
    color: var(--color-accent);
    display: inline-block;
}

.hero p.lead {
    font-size: 1.1rem;
    color: #C9D2E3;
    max-width: 540px;
    margin-bottom: 30px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 36px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    max-width: 560px;
    border-top: 1px solid var(--color-line-soft);
    padding-top: 24px;
}

.hero-stats__value {
    font-family: var(--ff-display);
    font-size: 1.7rem;
    color: var(--color-accent);
    line-height: 1;
}

.hero-stats__label {
    font-size: 0.85rem;
    color: var(--color-muted);
    margin-top: 6px;
    line-height: 1.3;
}

/* Bonus card on the right */
.hero-card {
    position: relative;
    background: linear-gradient(160deg, #1B2A48 0%, #0E1A2F 100%);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-card);
}

.hero-card::after {
    content: "";
    position: absolute;
    top: -1px; left: -1px; right: -1px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-3));
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.hero-card__tag {
    display: inline-block;
    background: rgba(255, 210, 63, 0.15);
    color: var(--color-accent);
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 16px;
}

.hero-card__amount {
    font-family: var(--ff-display);
    font-size: clamp(2.2rem, 3.8vw, 3rem);
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 8px;
}

.hero-card__title {
    font-size: 1.05rem;
    color: var(--color-text);
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-family: var(--ff-display);
}

.hero-card__list {
    list-style: none;
    padding: 0;
    margin: 0 0 22px;
}

.hero-card__list li {
    padding: 8px 0 8px 26px;
    border-bottom: 1px dashed var(--color-line);
    color: #D6DDEC;
    font-size: 0.95rem;
    position: relative;
}

.hero-card__list li:last-child {
    border-bottom: none;
}

.hero-card__list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 8px;
    color: var(--color-accent);
    font-weight: 700;
}

/* ============== CARDS ============== */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 22px;
}

.card {
    background: linear-gradient(165deg, var(--color-bg-2) 0%, var(--color-bg-3) 100%);
    border: 1px solid var(--color-line-soft);
    border-radius: var(--radius);
    padding: 28px;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 210, 63, 0.3);
    box-shadow: var(--shadow-card);
}

.card__icon {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    background: rgba(255, 210, 63, 0.12);
    color: var(--color-accent);
    border-radius: 10px;
    margin-bottom: 18px;
}

.card__icon svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.card h3 {
    margin-bottom: 10px;
    color: var(--color-text);
}

.card p {
    color: var(--color-muted);
    font-size: 0.95rem;
    margin: 0;
}

/* Numbered cards */
.cards--numbered .card {
    counter-increment: step;
}

.cards--numbered .card::before {
    content: counter(step, decimal-leading-zero);
    position: absolute;
    top: 18px;
    right: 22px;
    font-family: var(--ff-display);
    font-size: 2.2rem;
    color: rgba(255, 210, 63, 0.18);
    line-height: 1;
}

.cards--numbered {
    counter-reset: step;
}

/* Two-column features */
.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.split--reverse > :first-child {
    order: 2;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    padding: 14px 0 14px 36px;
    border-bottom: 1px solid var(--color-line-soft);
    position: relative;
    color: #D6DDEC;
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 18px;
    width: 22px;
    height: 22px;
    background: rgba(255, 210, 63, 0.15);
    border-radius: 50%;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23FFD23F'><path d='M9 16.17 4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/></svg>");
    background-size: 14px;
    background-position: center;
    background-repeat: no-repeat;
}

.feature-list strong {
    color: var(--color-text);
}

/* Visual block (illustrative) */
.media {
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-line);
    background: linear-gradient(160deg, #16243F 0%, #0D182E 100%);
    padding: 32px;
    box-shadow: var(--shadow-card);
}

.media h4 {
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 16px;
    color: var(--color-accent);
}

/* ============== TABLES ============== */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--color-line-soft);
    background: var(--color-bg-2);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.data-table th,
.data-table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--color-line-soft);
    font-size: 0.95rem;
}

.data-table th {
    background: var(--color-bg-3);
    font-family: var(--ff-display);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-accent);
    font-size: 0.85rem;
    font-weight: 600;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover td {
    background: rgba(255, 210, 63, 0.04);
}

.data-table .num {
    font-family: var(--ff-display);
    color: var(--color-accent);
    font-size: 1.05rem;
}

/* ============== SPORTS GRID ============== */
.sports {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
}

.sport-tile {
    background: var(--color-bg-2);
    border: 1px solid var(--color-line-soft);
    border-radius: var(--radius);
    padding: 22px 18px;
    text-align: center;
    transition: all 0.2s ease;
}

.sport-tile:hover {
    border-color: var(--color-accent);
    background: var(--color-bg-3);
    transform: translateY(-2px);
}

.sport-tile__icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 12px;
    color: var(--color-accent);
}

.sport-tile__name {
    font-family: var(--ff-display);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text);
    font-size: 1rem;
    margin-bottom: 4px;
}

.sport-tile__meta {
    font-size: 0.82rem;
    color: var(--color-muted);
}

/* ============== CALLOUT / CTA STRIP ============== */
.cta-strip {
    background:
        linear-gradient(90deg, rgba(255, 210, 63, 0.95) 0%, rgba(243, 146, 0, 0.95) 100%),
        var(--color-accent);
    padding: 44px 0;
    color: #15233F;
    position: relative;
    overflow: hidden;
}

.cta-strip::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(135deg, rgba(0, 0, 0, 0.06) 0 2px, transparent 2px 18px);
    pointer-events: none;
}

.cta-strip__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    position: relative;
}

.cta-strip h3 {
    font-size: 1.65rem;
    margin: 0 0 6px;
    color: #15233F;
}

.cta-strip p {
    color: #15233F;
    margin: 0;
    font-weight: 600;
}

.cta-strip .btn {
    background: #15233F;
    color: var(--color-accent);
    border-color: #15233F;
}

.cta-strip .btn:hover {
    background: #0B1426;
    color: var(--color-accent);
    transform: translateY(-1px);
}

/* ============== FAQ ============== */
.faq {
    display: grid;
    gap: 12px;
}

.faq details {
    background: var(--color-bg-2);
    border: 1px solid var(--color-line-soft);
    border-radius: var(--radius);
    padding: 0;
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.faq details[open] {
    border-color: rgba(255, 210, 63, 0.4);
}

.faq summary {
    list-style: none;
    cursor: pointer;
    padding: 18px 24px;
    font-family: var(--ff-display);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-text);
    font-size: 1.02rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.faq summary::-webkit-details-marker {
    display: none;
}

.faq summary::after {
    content: "+";
    color: var(--color-accent);
    font-size: 1.6rem;
    line-height: 1;
    font-weight: 300;
    transition: transform 0.2s ease;
}

.faq details[open] summary::after {
    content: "−";
}

.faq summary:hover {
    color: var(--color-accent);
}

.faq__body {
    padding: 0 24px 22px;
    color: #C9D2E3;
}

.faq__body p:last-child {
    margin-bottom: 0;
}

/* ============== STEPS ============== */
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    counter-reset: stepc;
}

.step {
    background: var(--color-bg-2);
    border: 1px solid var(--color-line-soft);
    border-radius: var(--radius);
    padding: 28px 24px 26px;
    counter-increment: stepc;
    position: relative;
}

.step::before {
    content: counter(stepc);
    display: inline-grid;
    place-items: center;
    width: 38px;
    height: 38px;
    background: var(--color-accent);
    color: #15233F;
    border-radius: 50%;
    font-family: var(--ff-display);
    font-size: 1.15rem;
    margin-bottom: 14px;
    box-shadow: 0 4px 14px -4px rgba(255, 178, 46, 0.5);
}

.step h4 {
    margin-bottom: 8px;
    color: var(--color-text);
}

.step p {
    color: var(--color-muted);
    font-size: 0.93rem;
    margin: 0;
}

/* ============== PAYMENT METHODS ============== */
.payments {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.payment {
    background: var(--color-bg-2);
    border: 1px solid var(--color-line-soft);
    border-radius: var(--radius);
    padding: 18px 14px;
    text-align: center;
    font-family: var(--ff-display);
    text-transform: uppercase;
    font-size: 0.92rem;
    letter-spacing: 0.04em;
    color: #D6DDEC;
    transition: all 0.18s ease;
}

.payment:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.payment small {
    display: block;
    color: var(--color-muted);
    font-family: var(--ff-body);
    font-size: 0.78rem;
    text-transform: none;
    letter-spacing: 0;
    margin-top: 4px;
}

/* ============== FOOTER ============== */
.site-footer {
    background: #070E1B;
    border-top: 1px solid var(--color-line-soft);
    padding: 56px 0 24px;
    margin-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 36px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 0.95rem;
    color: var(--color-accent);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-col li {
    margin-bottom: 8px;
}

.footer-col a {
    color: #B7C0D2;
    font-size: 0.93rem;
    transition: color 0.15s ease;
}

.footer-col a:hover {
    color: var(--color-accent);
}

.footer-col p {
    color: #B7C0D2;
    font-size: 0.93rem;
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid var(--color-line-soft);
    padding-top: 22px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    color: #7E8AA1;
    font-size: 0.85rem;
}

.responsibility {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(231, 76, 60, 0.1);
    color: #FFB7AF;
    padding: 5px 12px;
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: 999px;
    font-size: 0.82rem;
}

.age-badge {
    display: inline-grid;
    place-items: center;
    width: 32px;
    height: 32px;
    background: var(--color-danger);
    color: #fff;
    font-family: var(--ff-display);
    font-size: 0.85rem;
    border-radius: 50%;
}

/* ============== UTILITIES ============== */
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }

/* ============== RESPONSIVE ============== */
@media (max-width: 960px) {
    .hero-grid,
    .split {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .split--reverse > :first-child {
        order: 0;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 720px) {
    .section { padding: 56px 0; }
    .hero { padding: 56px 0 48px; }

    .nav-toggle {
        display: inline-flex;
    }
    .nav__list {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg-2);
        border-bottom: 1px solid var(--color-line-soft);
        flex-direction: column;
        padding: 14px 16px;
        gap: 0;
        transform: translateY(-12px);
        opacity: 0;
        pointer-events: none;
        transition: all 0.2s ease;
    }
    .nav.is-open .nav__list {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    .nav__link {
        padding: 12px 4px;
        border-bottom: 1px solid var(--color-line-soft);
        border-radius: 0;
    }
    .nav__list li:last-child .nav__link {
        border-bottom: none;
    }
    .nav .btn--header {
        display: none;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    .hero-stats__value {
        font-size: 1.3rem;
    }
    .hero-stats__label {
        font-size: 0.76rem;
    }
}

@media (max-width: 480px) {
    .cta-strip__inner { flex-direction: column; align-items: flex-start; }
    .hero-card { padding: 24px; }
}