/**
 * Ludo Tournament — Design System & Responsive UI
 * Mobile-first · CSS variables · WCAG-friendly dark theme
 */

/* ============================================================
   CSS VARIABLES
   ============================================================ */
:root {
    /* Colors */
    --color-bg: #0a0a0f;
    --color-bg-elevated: #12121a;
    --color-card: #1a1a2e;
    --color-card-border: rgba(59, 130, 246, 0.15);
    --color-card-border-hover: rgba(59, 130, 246, 0.3);

    --color-text: #f3f4f6;
    --color-text-muted: #d1d5db;
    --color-text-subtle: #9ca3af;
    --color-text-faint: #6b7280;

    --color-accent: #3b82f6;
    --color-accent-hover: #60a5fa;
    --color-gold: #fbbf24;
    --color-gold-dark: #d97706;

    --color-success: #4ade80;
    --color-success-bg: rgba(34, 197, 94, 0.15);
    --color-error: #f87171;
    --color-error-bg: rgba(239, 68, 68, 0.1);
    --color-warning: #fbbf24;

    --color-whatsapp: #25d366;
    --color-whatsapp-hover: #20bd5a;

    /* Typography */
    --font-body: 'Rajdhani', 'Cairo', system-ui, sans-serif;
    --font-display: 'Orbitron', system-ui, sans-serif;
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;

    /* Layout */
    --nav-height: 3.5rem;
    --container-max: 80rem;
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    /* Breakpoints (reference) */
    /* 320 360 390 414 mobile · 768 tablet · 1024 desktop */

    --float-bottom: 1rem;
    --float-size: 2.75rem;
    --focus-ring: 0 0 0 3px rgba(59, 130, 246, 0.45);
}

@media (min-width: 640px) {
    :root {
        --nav-height: 4rem;
        --float-bottom: 1.25rem;
        --float-size: 3rem;
    }
}

@media (min-width: 1024px) {
    :root {
        --float-size: 2.75rem;
    }
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    overflow-x: hidden;
    max-width: 100vw;
    min-height: 100vh;
    min-height: 100dvh;
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

img, svg, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-gold);
}

::selection {
    background-color: rgba(59, 130, 246, 0.4);
    color: #fff;
}

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ============================================================
   LAYOUT
   ============================================================ */
.page-main {
    flex: 1;
    width: 100%;
    max-width: 100%;
}

.page-main--form {
    padding-bottom: calc(var(--float-size) + var(--float-bottom) + 2rem);
}

.page-container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--space-md);
}

.page-container--narrow {
    max-width: 48rem;
}

.page-container--medium {
    max-width: 56rem;
}

@media (min-width: 640px) {
    .page-container {
        padding-inline: var(--space-lg);
    }
}

@media (min-width: 1024px) {
    .page-container {
        padding-inline: var(--space-xl);
    }
}

.page-section {
    padding-block: var(--space-xl);
}

.page-section--hero {
    padding-block: var(--space-2xl);
    min-height: auto;
}

@media (min-width: 768px) {
    .page-section--hero {
        min-height: 75vh;
        display: flex;
        align-items: center;
    }
}

.page-header {
    text-align: center;
    padding-block: var(--space-xl);
}

.page-title {
    font-family: var(--font-display);
    font-size: clamp(var(--text-2xl), 5vw, var(--text-4xl));
    font-weight: 900;
    color: var(--color-text);
    margin: 0 0 var(--space-sm);
    line-height: 1.2;
}

.page-subtitle {
    font-size: clamp(var(--text-sm), 3vw, var(--text-lg));
    color: var(--color-text-subtle);
    margin: 0;
}

/* ============================================================
   TYPOGRAPHY UTILITIES
   ============================================================ */
.text-muted { color: var(--color-text-muted); }
.text-subtle { color: var(--color-text-subtle); }
.text-gold { color: var(--color-gold); }
.text-accent { color: var(--color-accent); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }

.heading-display {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--color-text);
}

/* ============================================================
   CARDS
   ============================================================ */
.gaming-card {
    background: linear-gradient(135deg, var(--color-card) 0%, var(--color-bg-elevated) 100%);
    border: 1px solid var(--color-card-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    max-width: 100%;
}

.gaming-card:hover {
    border-color: var(--color-card-border-hover);
}

.card-padding {
    padding: var(--space-md);
}

@media (min-width: 640px) {
    .card-padding {
        padding: var(--space-lg);
    }
}

@media (min-width: 1024px) {
    .gaming-card:hover {
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-gold,
.btn-outline,
.btn-danger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.5rem;
    font-family: inherit;
    font-weight: 700;
    font-size: var(--text-base);
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    border: none;
    line-height: 1.3;
    max-width: 100%;
    -webkit-tap-highlight-color: transparent;
}

.btn-gold {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
    color: var(--color-bg);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(251, 191, 36, 0.4);
    color: var(--color-bg);
}

.btn-gold:active { transform: translateY(0); }
.btn-gold:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-outline {
    background: transparent;
    color: var(--color-accent);
    border: 2px solid rgba(59, 130, 246, 0.5);
}

.btn-outline:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--color-accent);
    color: var(--color-gold);
}

.btn-danger {
    background: var(--color-error-bg);
    color: var(--color-error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.3);
    color: #fff;
}

.btn-block {
    width: 100%;
}

.btn-center-mobile {
    width: 100%;
}

@media (min-width: 640px) {
    .btn-center-mobile {
        width: auto;
    }
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(18, 18, 26, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(59, 130, 246, 0.2);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    height: var(--nav-height);
    min-width: 0;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-shrink: 0;
    min-width: 0;
    color: var(--color-text);
}

.nav-logo:hover { color: var(--color-gold); }

.nav-logo-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--text-lg);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-desktop {
    display: none;
    align-items: center;
    gap: var(--space-xs);
}

.nav-link {
    padding: 0.5rem 1rem;
    color: var(--color-text-subtle);
    font-weight: 500;
    font-size: var(--text-sm);
    border-radius: var(--radius-sm);
    transition: color 0.2s ease, background 0.2s ease;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--color-gold);
    background: rgba(59, 130, 246, 0.1);
}

.nav-link-active {
    color: var(--color-gold);
    background: rgba(59, 130, 246, 0.15);
}

.btn-nav-register {
    padding: 0.5rem 1rem !important;
    font-size: var(--text-sm) !important;
    white-space: nowrap;
}

.nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-text-subtle);
    cursor: pointer;
    flex-shrink: 0;
    transition: color 0.2s ease, background 0.2s ease;
}

.nav-toggle:hover {
    color: var(--color-gold);
    background: var(--color-card);
}

.nav-toggle svg {
    width: 1.5rem;
    height: 1.5rem;
}

.nav-spacer {
    height: var(--nav-height);
    flex-shrink: 0;
}

/* Mobile menu */
.mobile-menu {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    border-top: 1px solid transparent;
    background: var(--color-bg-elevated);
    transition: max-height 0.35s ease, opacity 0.25s ease, border-color 0.25s ease;
}

.mobile-menu.is-open {
    max-height: 24rem;
    opacity: 1;
    border-top-color: rgba(59, 130, 246, 0.2);
}

.mobile-menu-inner {
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.mobile-nav-link {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--color-text-subtle);
    font-weight: 500;
    font-size: var(--text-base);
    border-radius: var(--radius-sm);
    transition: color 0.2s ease, background 0.2s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link:focus-visible {
    color: var(--color-gold);
    background: rgba(59, 130, 246, 0.1);
}

.mobile-menu-lang {
    padding: var(--space-sm) 0;
    border-top: 1px solid rgba(59, 130, 246, 0.15);
    margin-top: var(--space-xs);
}

.mobile-menu-lang-label {
    font-size: var(--text-xs);
    color: var(--color-text-faint);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
    padding-inline: 0.25rem;
}

@media (min-width: 1024px) {
    .nav-desktop { display: flex; }
    .nav-toggle { display: none; }
    .mobile-menu { display: none !important; }
}

/* ============================================================
   LANGUAGE SWITCHER
   ============================================================ */
.lang-pills {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex-shrink: 0;
}

.lang-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    height: 2rem;
    padding: 0 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    font-weight: 700;
    color: var(--color-text-subtle);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
    text-decoration: none;
    line-height: 1;
}

.lang-pill:hover,
.lang-pill-active {
    color: var(--color-gold);
    border-color: rgba(251, 191, 36, 0.4);
    background: rgba(251, 191, 36, 0.1);
}

.lang-pills--desktop { display: none; }
.lang-pills--mobile { display: flex; }

@media (min-width: 1024px) {
    .lang-pills--desktop { display: flex; }
    .lang-pills--mobile { display: none; }

    .lang-pill {
        min-width: 2.25rem;
        height: 2.25rem;
        font-size: var(--text-xs);
    }
}

/* ============================================================
   FORMS
   ============================================================ */
.form-stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    width: 100%;
    min-width: 0;
}

.form-label {
    font-weight: 600;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    line-height: 1.4;
}

.form-input {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    padding: 0.75rem 1rem;
    background: var(--color-bg);
    border: 1px solid rgba(59, 130, 246, 0.25);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-family: inherit;
    font-size: var(--text-base);
    line-height: 1.5;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.form-input:focus {
    border-color: var(--color-accent);
    box-shadow: var(--focus-ring);
}

.form-input::placeholder {
    color: var(--color-text-faint);
}

.form-input.is-error {
    border-color: var(--color-error);
}

select.form-input {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%239ca3af'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    padding-right: 2.5rem;
    cursor: pointer;
}

.form-checkbox-row {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    cursor: pointer;
    width: 100%;
}

.form-checkbox-row input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
    flex-shrink: 0;
    accent-color: var(--color-accent);
    cursor: pointer;
}

.form-checkbox-text {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.form-checkbox-row:hover .form-checkbox-text {
    color: var(--color-text);
}

.form-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
    padding-top: var(--space-sm);
}

@media (min-width: 640px) {
    .form-actions--center {
        align-items: center;
    }
}

/* ============================================================
   PAYMENT CARD
   ============================================================ */
.payment-card {
    border-color: rgba(251, 191, 36, 0.3) !important;
}

.payment-wallet-row {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    background: rgba(10, 10, 15, 0.5);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.payment-wallet-label {
    font-size: var(--text-sm);
    color: var(--color-text-subtle);
    font-weight: 500;
}

.payment-wallet-value {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    min-width: 0;
}

@media (min-width: 480px) {
    .payment-wallet-value {
        flex-direction: row;
        align-items: flex-start;
        justify-content: space-between;
    }
}

.payment-wallet-code {
    flex: 1;
    min-width: 0;
    font-family: ui-monospace, 'Cascadia Code', monospace;
    font-size: var(--text-xs);
    color: var(--color-accent);
    word-break: break-all;
    overflow-wrap: anywhere;
    line-height: 1.5;
}

@media (min-width: 640px) {
    .payment-wallet-code { font-size: var(--text-sm); }
}

.btn-copy {
    flex-shrink: 0;
    align-self: flex-start;
    padding: 0.5rem 0.875rem;
    border-radius: var(--radius-sm);
    background: rgba(59, 130, 246, 0.2);
    color: var(--color-accent);
    font-size: var(--text-xs);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
    white-space: nowrap;
}

.btn-copy:hover {
    background: rgba(59, 130, 246, 0.4);
    color: var(--color-gold);
}

.payment-meta-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
}

@media (min-width: 480px) {
    .payment-meta-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.payment-meta-item {
    background: rgba(10, 10, 15, 0.5);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.payment-meta-label {
    display: block;
    font-size: var(--text-sm);
    color: var(--color-text-subtle);
    margin-bottom: var(--space-xs);
}

.payment-meta-value {
    font-weight: 600;
    color: var(--color-text);
    font-size: var(--text-sm);
    word-break: break-word;
}

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
}

.alert-error {
    background: var(--color-error-bg);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--color-error);
}

.alert-success {
    background: var(--color-success-bg);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--color-success);
}

.alert-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.alert-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

/* ============================================================
   HERO & GRIDS
   ============================================================ */
.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    align-items: center;
    width: 100%;
}

@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

.hero-badge {
    display: inline-block;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    background: rgba(59, 130, 246, 0.2);
    color: var(--color-accent);
    font-size: var(--text-sm);
    font-weight: 600;
    border: 1px solid rgba(59, 130, 246, 0.3);
    margin-bottom: var(--space-md);
    max-width: 100%;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 6vw, 3.75rem);
    font-weight: 900;
    line-height: 1.15;
    margin: 0 0 var(--space-lg);
    color: var(--color-text);
}

.hero-title-gradient {
    background: linear-gradient(to right, var(--color-accent), var(--color-gold));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.hero-text {
    font-size: clamp(var(--text-base), 2.5vw, var(--text-xl));
    color: var(--color-text-muted);
    line-height: 1.7;
    margin: 0 0 var(--space-xl);
    max-width: 36rem;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
}

@media (min-width: 480px) {
    .hero-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .feature-grid { grid-template-columns: repeat(3, 1fr); }
}

.tier-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    max-width: 56rem;
    margin-inline: auto;
}

@media (min-width: 640px) {
    .tier-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Rules */
.rules-stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.rules-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.rules-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    line-height: 1.6;
}

@media (min-width: 640px) {
    .rules-list li { font-size: var(--text-base); }
}

.rules-list-marker {
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.rules-list-marker--gold { color: var(--color-gold); }

.rules-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.rules-info-row {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    font-size: var(--text-sm);
    padding-block: var(--space-xs);
}

@media (min-width: 480px) {
    .rules-info-row {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: var(--space-md);
    }
}

.rules-info-label { color: var(--color-text-subtle); flex-shrink: 0; }
.rules-info-value { color: var(--color-text); font-weight: 600; text-align: start; word-break: break-word; }

.rules-steps {
    list-style: decimal;
    padding-inline-start: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
    margin-top: auto;
    background: var(--color-bg-elevated);
    border-top: 1px solid rgba(59, 130, 246, 0.2);
    padding-block: var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .footer-grid { grid-template-columns: repeat(3, 1fr); }
}

.footer-link {
    color: var(--color-text-subtle);
    font-size: var(--text-sm);
    transition: color 0.2s ease;
}

.footer-link:hover { color: var(--color-gold); }

.footer-bottom {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(59, 130, 246, 0.15);
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-faint);
}

/* ============================================================
   WHATSAPP FLOAT
   ============================================================ */
.whatsapp-float {
    position: fixed;
    z-index: 40;
    bottom: calc(var(--float-bottom) + env(safe-area-inset-bottom, 0px));
    right: calc(var(--float-bottom) + env(safe-area-inset-right, 0px));
    transition: bottom 0.25s ease, opacity 0.25s ease;
    pointer-events: none;
}

[dir="rtl"] .whatsapp-float,
.whatsapp-float[data-dir="rtl"] {
    right: auto;
    left: calc(var(--float-bottom) + env(safe-area-inset-left, 0px));
}

.whatsapp-btn {
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--float-size);
    height: var(--float-size);
    padding: 0;
    background: var(--color-whatsapp);
    color: #fff;
    border-radius: 50%;
    box-shadow: 0 2px 12px rgba(37, 211, 102, 0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    -webkit-tap-highlight-color: transparent;
}

.whatsapp-btn:hover,
.whatsapp-btn:focus-visible {
    transform: scale(1.06);
    background: var(--color-whatsapp-hover);
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
    color: #fff;
}

.whatsapp-btn-icon {
    width: 1.25rem;
    height: 1.25rem;
}

.whatsapp-btn-icon svg {
    width: 100%;
    height: 100%;
}

/* ============================================================
   PWA BANNER
   ============================================================ */
.pwa-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 39;
    padding: var(--space-md);
    padding-bottom: calc(var(--space-md) + env(safe-area-inset-bottom, 0px));
    background: linear-gradient(135deg, var(--color-card) 0%, var(--color-bg-elevated) 100%);
    border-top: 1px solid rgba(59, 130, 246, 0.3);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.5);
}

.pwa-banner.hidden { display: none; }

.pwa-banner-content {
    max-width: 48rem;
    margin-inline: auto;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.pwa-banner-title {
    font-weight: 700;
    color: var(--color-text);
    font-size: var(--text-sm);
    margin: 0 0 var(--space-xs);
}

.pwa-banner-desc {
    color: var(--color-text-subtle);
    font-size: var(--text-xs);
    line-height: 1.4;
    margin: 0;
}

.pwa-dismiss-btn {
    background: none;
    border: none;
    color: var(--color-text-subtle);
    font-size: var(--text-xs);
    cursor: pointer;
    padding: var(--space-sm);
}

.pwa-dismiss-btn:hover { color: var(--color-gold); }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-slide-up {
    animation: slideUp 0.5s ease-out forwards;
}

/* Decorative blurs — hide on small screens to prevent overflow */
.hero-blur {
    position: absolute;
    border-radius: 50%;
    filter: blur(64px);
    pointer-events: none;
}

.hero-blur--1 {
    top: 5rem;
    left: -2rem;
    width: 12rem;
    height: 12rem;
    background: rgba(59, 130, 246, 0.1);
}

.hero-blur--2 {
    bottom: 5rem;
    right: -2rem;
    width: 14rem;
    height: 14rem;
    background: rgba(251, 191, 36, 0.1);
}

@media (min-width: 768px) {
    .hero-blur--1 { width: 18rem; height: 18rem; left: 2.5rem; }
    .hero-blur--2 { width: 24rem; height: 24rem; right: 2.5rem; }
}

/* ============================================================
   RTL
   ============================================================ */
[dir="rtl"] body {
    font-family: 'Cairo', 'Rajdhani', system-ui, sans-serif;
}

[dir="rtl"] .nav-link,
[dir="rtl"] .mobile-nav-link {
    text-align: right;
}

[dir="rtl"] select.form-input {
    background-position: left 0.75rem center;
    padding-right: 1rem;
    padding-left: 2.5rem;
}

/* ============================================================
   ADMIN (table scroll — styling only)
   ============================================================ */
.table-scroll {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.stat-card {
    background: linear-gradient(135deg, var(--color-card) 0%, var(--color-bg-elevated) 100%);
    border: 1px solid var(--color-card-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    text-align: center;
}

.stat-label {
    font-size: var(--text-xs);
    color: var(--color-text-subtle);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
}

.stat-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.admin-table thead { background: rgba(59, 130, 246, 0.1); }

.admin-table th {
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--color-gold);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    border-bottom: 1px solid rgba(59, 130, 246, 0.2);
}

.admin-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid rgba(59, 130, 246, 0.08);
    vertical-align: middle;
    color: var(--color-text-muted);
}

.admin-table tbody tr:hover { background: rgba(59, 130, 246, 0.05); }

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.badge-pending {
    background: rgba(251, 191, 36, 0.15);
    color: var(--color-gold);
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.badge-verified {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-rejected {
    background: var(--color-error-bg);
    color: var(--color-error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    border: none;
    cursor: pointer;
    transition: background 0.2s ease;
}

.action-verify { background: var(--color-success-bg); color: var(--color-success); }
.action-reject { background: var(--color-error-bg); color: var(--color-error); }
.action-delete { background: rgba(107, 114, 128, 0.15); color: var(--color-text-subtle); }

@media (max-width: 640px) {
    .admin-table th,
    .admin-table td { padding: 0.5rem 0.75rem; }
    .stat-value { font-size: 1.25rem; }
}

/* Body scroll lock when menu open */
body.menu-open {
    overflow: hidden;
}