* { box-sizing: border-box; }

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    background: #020617;
    color: #d4e4fa;
    font-family: "Inter", sans-serif;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

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

.bg-layer {
    position: fixed;
    inset: 0;
    z-index: -2;
    overflow: hidden;
    background:
        linear-gradient(to right, rgba(0, 203, 230, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0, 203, 230, 0.05) 1px, transparent 1px),
        #020617;
    background-size: 30px 30px, 30px 30px, auto;
}

.bg-layer::before,
.bg-layer::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    filter: blur(120px);
    opacity: 0.14;
}

.bg-layer::before {
    width: 460px;
    height: 460px;
    left: 12%;
    top: 16%;
    background: #00cbe6;
}

.bg-layer::after {
    width: 380px;
    height: 380px;
    right: 10%;
    bottom: 12%;
    background: #d0bcff;
}

.page-shell {
    max-width: 1240px;
    margin: 0 auto;
    padding: 22px 18px 72px;
}

.portal-header {
    position: sticky;
    top: 16px;
    z-index: 30;
    border-radius: 24px;
    border: 1px solid rgba(93, 230, 255, 0.18);
    background: rgba(5, 20, 36, 0.78);
    backdrop-filter: blur(14px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

.portal-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 18px;
}

.portal-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.portal-brand img {
    height: 58px;
    width: auto;
    max-width: min(44vw, 250px);
    object-fit: contain;
    filter: drop-shadow(0 0 18px rgba(93, 230, 255, 0.14));
}

.portal-brand span {
    display: none;
}

.portal-nav {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
}

.portal-nav a,
.portal-menu-grid a,
.portal-auth a,
.portal-lang-option,
.portal-mobile-lang-option {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    border: 1px solid rgba(93, 230, 255, 0.18);
    color: #d4e4fa;
    font-family: "Space Mono", monospace;
    font-size: 12px;
    line-height: 1.2;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    transition: 0.2s ease;
}

.portal-nav a,
.portal-auth a {
    padding: 11px 14px;
}

.portal-nav a:hover,
.portal-nav a.is-active,
.portal-menu-grid a:hover,
.portal-menu-grid a.is-active,
.portal-auth a:hover,
.portal-lang-option:hover,
.portal-lang-option.is-active,
.portal-mobile-lang-option:hover,
.portal-mobile-lang-option.is-active {
    color: #5de6ff;
    border-color: rgba(93, 230, 255, 0.5);
    box-shadow: 0 0 16px rgba(93, 230, 255, 0.14);
}

.portal-nav a.is-active,
.portal-lang-option.is-active,
.portal-mobile-lang-option.is-active {
    background: rgba(93, 230, 255, 0.1);
}

.portal-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.portal-lang {
    position: relative;
}

.portal-lang-toggle,
.portal-mobile-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 10px 14px;
    border-radius: 16px;
    border: 1px solid rgba(93, 230, 255, 0.28);
    background: rgba(5, 23, 42, 0.95);
    color: #d4e4fa;
    cursor: pointer;
    font-family: "Space Mono", monospace;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.portal-lang-toggle:hover,
.portal-mobile-icon:hover {
    color: #5de6ff;
    border-color: rgba(93, 230, 255, 0.5);
}

.portal-lang-menu,
.portal-mobile-lang-panel,
.portal-mobile-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    display: none;
    border-radius: 20px;
    border: 1px solid rgba(93, 230, 255, 0.18);
    background: rgba(3, 16, 29, 0.98);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.portal-lang-menu.is-open,
.portal-mobile-lang-panel.is-open,
.portal-mobile-menu.is-open {
    display: block;
}

.portal-lang-menu {
    min-width: 180px;
    padding: 8px;
}

.portal-lang-option,
.portal-mobile-lang-option {
    width: 100%;
    justify-content: flex-start;
    padding: 11px 12px;
    margin-bottom: 6px;
}

.portal-lang-option:last-child,
.portal-mobile-lang-option:last-child {
    margin-bottom: 0;
}

.portal-auth {
    display: flex;
    align-items: center;
    gap: 10px;
}

.portal-auth .portal-cta {
    color: #5de6ff;
    border-color: rgba(93, 230, 255, 0.55);
}

.portal-mobile-controls {
    display: none;
    align-items: center;
    gap: 10px;
    position: relative;
}

.portal-mobile-lang-panel {
    width: 220px;
    padding: 10px;
}

.portal-mobile-menu {
    width: 280px;
    padding: 12px;
}

.portal-mobile-menu-title,
.portal-mobile-lang-title {
    margin-bottom: 8px;
    color: #5de6ff;
    font-family: "Space Mono", monospace;
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.portal-menu-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.portal-menu-grid a {
    padding: 12px;
}

.portal-menu-auth {
    margin-top: 12px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.portal-page {
    padding-top: 34px;
}

.portal-hero {
    text-align: center;
    padding: 54px 0 32px;
    position: relative;
}

.portal-hero-icon::before {
    content: attr(data-hero-icon);
    font-family: "Material Symbols Outlined";
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 220px;
    opacity: 0.08;
    pointer-events: none;
}

.portal-hero h1 {
    margin: 0 0 16px;
    color: #5de6ff;
    font-size: clamp(36px, 5vw, 68px);
    line-height: 1.06;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    text-shadow: 0 0 12px rgba(0, 203, 230, 0.18);
}

.portal-hero p {
    max-width: 840px;
    margin: 0 auto;
    color: #94a9c2;
    font-family: "Space Mono", monospace;
    font-size: 13px;
    line-height: 1.8;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.portal-status {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 999px;
    border: 1px solid rgba(93, 230, 255, 0.28);
    background: rgba(5, 20, 36, 0.72);
    color: #5de6ff;
}

.portal-status-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
    background: #ef4444;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.8);
    animation: portal-pulse 1.2s ease-in-out infinite;
}

.glass-panel {
    border-radius: 28px;
    border: 1px solid rgba(93, 230, 255, 0.18);
    background: rgba(5, 20, 36, 0.68);
    backdrop-filter: blur(14px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
}

.glass-panel:hover {
    border-color: rgba(93, 230, 255, 0.45);
}

.section-grid {
    display: grid;
    gap: 24px;
}

.text-panel {
    padding: 30px;
}

.text-panel h2,
.content-heading {
    margin: 0 0 14px;
    color: #5de6ff;
    font-size: 28px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.text-panel h3 {
    margin: 0 0 10px;
    color: #d4e4fa;
    font-size: 24px;
}

.text-panel p,
.content-text,
.content-list li {
    color: #bfd1e7;
    line-height: 1.85;
}

.content-muted {
    color: #94a9c2;
    font-family: "Space Mono", monospace;
    font-size: 13px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 22px;
    border-radius: 16px;
    border: 1px solid rgba(93, 230, 255, 0.55);
    background: #5de6ff;
    color: #051424;
    font-family: "Space Mono", monospace;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    cursor: pointer;
}

.field-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    color: #5de6ff;
    font-family: "Space Mono", monospace;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.field-hint {
    color: #8093aa;
    opacity: 0.72;
}

.field-input,
.field-textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid rgba(93, 230, 255, 0.18);
    background: rgba(5, 20, 36, 0.42);
    color: #d4e4fa;
    font-family: "Space Mono", monospace;
    font-size: 14px;
    outline: none;
}

.field-input::placeholder,
.field-textarea::placeholder {
    color: #94a9c2;
    opacity: 1;
}

.field-textarea {
    min-height: 160px;
    resize: vertical;
}

.field-input:focus,
.field-textarea:focus {
    border-color: rgba(93, 230, 255, 0.72);
    box-shadow: 0 0 0 2px rgba(93, 230, 255, 0.08);
}

.faq-list {
    display: grid;
    gap: 18px;
}

.faq-item {
    padding: 22px 24px;
}

.faq-item summary {
    cursor: pointer;
    color: #d4e4fa;
    font-size: 24px;
    font-weight: 700;
}

.faq-item p {
    margin: 16px 0 0;
}

.section-stack {
    display: grid;
    gap: 18px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.feature-box {
    padding: 16px;
    border-radius: 18px;
    background: rgba(2, 6, 23, 0.42);
    border: 1px solid rgba(93, 230, 255, 0.12);
    color: #bfd1e7;
    line-height: 1.7;
}

.note-block {
    padding: 20px;
    border-left: 4px solid #5de6ff;
}

.window-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 24px;
}

.window-time {
    color: #5de6ff;
    font-size: 26px;
    font-weight: 700;
    letter-spacing: 0.16em;
}

@keyframes portal-pulse {
    0%, 100% { opacity: .72; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.18); }
}

@media (max-width: 1100px) {
    .portal-nav {
        display: none;
    }

    .portal-actions {
        display: none;
    }

    .portal-mobile-controls {
        display: flex;
    }
}

@media (max-width: 920px) {
    .page-shell {
        padding-top: 16px;
    }

    .portal-page {
        padding-top: 22px;
    }

    .portal-hero {
        padding-top: 36px;
    }

    .portal-hero-icon::before {
        font-size: 140px;
    }

    .section-grid,
    .feature-grid,
    .portal-menu-auth {
        grid-template-columns: 1fr !important;
    }

    .window-row {
        flex-direction: column;
        align-items: flex-start;
    }
}