@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    color-scheme: dark;
    --bg-gradient: radial-gradient(120% 120% at 10% 10%, rgba(78, 115, 255, 0.35) 0%, rgba(18, 18, 18, 0.95) 45%, rgba(10, 10, 10, 1) 100%),
        linear-gradient(180deg, #0b0b10 0%, #040405 100%);
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-hover: rgba(255, 255, 255, 0.12);
    --glass-border: rgba(255, 255, 255, 0.18);
    --accent: #63a4ff;
    --accent-secondary: #a0b1ff;
    --text-primary: #f5f6fa;
    --text-secondary: rgba(245, 246, 250, 0.75);
    --card-shadow: 0 18px 45px rgba(15, 24, 51, 0.25);
    --radius-xl: 28px;
    --radius-lg: 20px;
    --radius-md: 16px;
    --transition: 200ms ease;
    --menu-bar-height: 56px;
    --menu-bar-bg: rgba(12, 16, 30, 0.65);
    --menu-bar-border: rgba(255, 255, 255, 0.08);
    --menu-bar-shadow: 0 16px 45px rgba(6, 12, 28, 0.35);
    --layout-padding-block: clamp(1.5rem, 2.5vw, 3.5rem);
    --layout-padding-inline: clamp(1.25rem, 3vw, 3rem);
}

* {
    box-sizing: border-box;
}

body.app-body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Inter', 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
    background: url('../img/background.jpg'), var(--bg-gradient);
    background-size: cover, auto;
    background-position: center, center;
    background-repeat: no-repeat, no-repeat;
    background-attachment: fixed, fixed;
    color: var(--text-primary);
    display: flex;
    justify-content: center;
}

body.app-body.app-body--centered {
    align-items: center;
}

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

.app-wrapper {
    width: min(1120px, 100%);
    padding: var(--layout-padding-block) var(--layout-padding-inline) 4rem;
    padding-top: calc(var(--menu-bar-height) + var(--layout-padding-block));
}

.app-wrapper--narrow {
    width: min(560px, 100%);
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: clamp(2rem, 4vw, 3rem);
}

.page-header__brand-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: inherit;
}


.menu-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--menu-bar-height);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1.25rem;
    background: var(--menu-bar-bg);
    border-bottom: 1px solid var(--menu-bar-border);
    backdrop-filter: blur(22px) saturate(160%);
    -webkit-backdrop-filter: blur(22px) saturate(160%);
    box-shadow: var(--menu-bar-shadow);
}

.menu-bar__inner {
    width: min(1120px, 100%);
    display: flex;
    align-items: center;
    gap: clamp(0.75rem, 2vw, 2rem);
}

.menu-bar__nav {
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(0.75rem, 2vw, 1.5rem);
}

.menu-bar__link {
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.03em;
    text-decoration: none;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    transition: color var(--transition), background var(--transition), box-shadow var(--transition);
}

.menu-bar__link:hover,
.menu-bar__link:focus-visible {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.14);
    box-shadow: 0 10px 25px rgba(11, 16, 35, 0.25);
}

.menu-bar__actions {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.menu-bar__settings {
    appearance: none;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 0.35rem 0.45rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.menu-bar__settings:hover,
.menu-bar__settings:focus-visible,
.menu-bar__settings[aria-expanded="true"] {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
    box-shadow: 0 10px 30px rgba(9, 14, 40, 0.3);
}

.menu-bar__icon {
    display: block;
}

.menu-bar__clock {
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: 0.08em;
    font-variant-numeric: tabular-nums;
    padding: 0.4rem 0.75rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.menu-bar__dropdown {
    position: absolute;
    top: calc(100% + 0.75rem);
    right: 0;
    min-width: 220px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(12, 16, 30, 0.82);
    backdrop-filter: blur(26px) saturate(160%);
    -webkit-backdrop-filter: blur(26px) saturate(160%);
    box-shadow: 0 24px 45px rgba(6, 12, 28, 0.35);
    padding: 0.65rem;
    opacity: 0;
    pointer-events: none;
    transform: translate3d(0, -12px, 0) scale(0.98);
    transform-origin: top right;
    transition: opacity 160ms ease, transform 200ms ease;
}

.menu-bar__dropdown.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translate3d(0, 0, 0) scale(1);
}

.menu-bar__dropdown-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.menu-bar__dropdown-link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    padding: 0.65rem 0.75rem;
    border-radius: 12px;
    transition: background var(--transition), color var(--transition);
    background: rgba(255, 255, 255, 0.04);
}

.menu-bar__dropdown-link:hover,
.menu-bar__dropdown-link:focus-visible {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
}

.hero {
    display: flex;
    flex-direction: column;
    gap: clamp(2rem, 5vw, 4rem);
    padding-bottom: clamp(2rem, 4vw, 3.5rem);
    width: 100%;
    align-items: stretch;
}

.brand,
.menu-bar__brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: 'SF Pro Text', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 500;
    font-size: clamp(0.95rem, 1.8vw, 1rem);
    letter-spacing: 0;
    text-transform: none;
    line-height: 1;
    color: inherit;
    text-decoration: none;
    min-width: 0;
}

.menu-bar__brand {
    color: var(--text-primary);
    background: none;
    border: none;
    padding: 0;
    box-shadow: none;
    cursor: default;
    height: var(--menu-bar-height);
    white-space: nowrap;
}

.brand-logo {
    width: 28px;
    height: 28px;
    object-fit: contain;
    flex: 0 0 auto;
}

.brand-name {
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
    font-size: inherit;
}

.page-header__brand-link .brand-logo {
    width: 40px;
    height: 40px;
}

.page-header__brand-link .brand-name {
    font-size: clamp(1.05rem, 2.4vw, 1.25rem);
    font-weight: 600;
}

@media (max-width: 640px) {
    .menu-bar__inner {
        gap: clamp(0.5rem, 2vw, 1rem);
    }

    .menu-bar__brand {
        gap: 0.45rem;
    }

    .menu-bar__brand .brand-logo {
        width: 24px;
        height: 24px;
    }

    .menu-bar__brand .brand-name {
        font-size: 0.85rem;
    }
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    letter-spacing: 0.02em;
    position: relative;
    padding: 0.25rem 0.5rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.2rem;
    width: 0%;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition);
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
    width: 100%;
}

.hero-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: clamp(1.75rem, 4vw, 3rem);
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    box-shadow: var(--card-shadow);
}

.hero-title {
    font-size: clamp(2.25rem, 6vw, 3.5rem);
    line-height: 1.1;
    margin: 0;
}

.hero-subtitle {
    margin: 0;
    font-size: clamp(1.05rem, 2.5vw, 1.25rem);
    color: var(--text-secondary);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.hero-search {
    flex: 1 1 240px;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-search__input {
    width: 100%;
    padding: 0.75rem 1.1rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.hero-search__input::placeholder {
    color: rgba(255, 255, 255, 0.55);
}

.hero-search__input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow: 0 10px 30px rgba(14, 22, 48, 0.35);
    background: rgba(255, 255, 255, 0.12);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    border: 1px solid transparent;
    transition: transform var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
}

.btn:hover,
.btn:focus-visible {
    transform: translateY(-2px);
}

.btn-primary-glass {
    background: linear-gradient(135deg, rgba(101, 138, 255, 0.85), rgba(111, 214, 255, 0.6));
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: 0 15px 35px rgba(84, 140, 255, 0.35);
}

.btn-primary-glass:hover,
.btn-primary-glass:focus-visible {
    background: linear-gradient(135deg, rgba(125, 160, 255, 0.95), rgba(135, 228, 255, 0.75));
}

.btn-secondary-glass {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-secondary-glass:hover,
.btn-secondary-glass:focus-visible {
    background: rgba(255, 255, 255, 0.14);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    border-color: rgba(255, 255, 255, 0.16);
}

.btn-glass:hover,
.btn-glass:focus-visible {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.btn-primary,
button.btn-primary,
input[type="submit"].btn-primary {
    background: linear-gradient(135deg, rgba(104, 141, 255, 0.9), rgba(117, 220, 255, 0.75));
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: 0 18px 40px rgba(96, 145, 255, 0.35);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    background: linear-gradient(135deg, rgba(125, 160, 255, 1), rgba(140, 232, 255, 0.9));
}

.btn-secondary,
button.btn-secondary,
input[type="button"].btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.18);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
    background: rgba(255, 255, 255, 0.14);
}

.btn-download {
    background: linear-gradient(135deg, rgba(110, 231, 183, 0.9), rgba(16, 185, 129, 0.85));
    color: var(--text-primary);
    border-color: rgba(110, 231, 183, 0.45);
    box-shadow: 0 18px 40px rgba(16, 185, 129, 0.3);
}

.btn-download:hover,
.btn-download:focus-visible {
    background: linear-gradient(135deg, rgba(134, 239, 188, 1), rgba(5, 150, 105, 0.9));
    border-color: rgba(134, 239, 188, 0.6);
}

.btn-danger,
button.btn-danger,
input[type="button"].btn-danger {
    background: rgba(255, 99, 132, 0.12);
    color: #ff99ad;
    border-color: rgba(255, 99, 132, 0.35);
    box-shadow: 0 12px 30px rgba(255, 99, 132, 0.2);
}

.btn-danger:hover,
.btn-danger:focus-visible {
    background: rgba(255, 115, 146, 0.2);
    color: #ffc3cf;
}

.app-main {
    display: flex;
    flex-direction: column;
    gap: clamp(2.5rem, 4vw, 4rem);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.modset-section {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

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

.section-title {
    margin: 0;
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 600;
    letter-spacing: 0.01em;
}

.modset-grid {
    display: flex;
    flex-direction: column;
    gap: clamp(1.5rem, 3vw, 2.5rem);
}

.modset-card {
    width: 100%;
    align-self: stretch;
    padding: clamp(1.5rem, 2.5vw, 2.25rem);
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(18px);
    box-shadow: var(--card-shadow);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.modset-card:hover,
.modset-card:focus-within {
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 24px 55px rgba(9, 18, 48, 0.4);
}

.modset-card__row {
    display: flex;
    align-items: stretch;
    gap: clamp(1.5rem, 3vw, 2.75rem);
}

.modset-card__info {
    flex: 1 1 320px;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modset-card__title {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.modset-card__content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.modset-card__meta {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.modset-card__meta span:first-child {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

.modset-card__meta span:last-child {
    font-weight: 500;
    color: var(--text-primary);
}

.modset-card__actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    gap: 0.75rem;
    margin-left: auto;
    min-width: 220px;
}

.modset-card__actions .btn {
    min-width: 220px;
}

@media (max-width: 900px) {
    .modset-card__row {
        flex-wrap: wrap;
    }

    .modset-card__actions {
        flex-direction: row;
        align-items: flex-start;
        justify-content: flex-start;
        margin-left: 0;
        min-width: 0;
        width: 100%;
        padding-top: 0.75rem;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .modset-card__actions .btn {
        flex: 1 1 160px;
        min-width: 0;
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .modset-card__row {
        flex-direction: column;
        gap: 1.5rem;
    }

    .modset-card__actions {
        flex-direction: column;
        align-items: stretch;
        gap: 0.65rem;
        border-top: none;
        padding-top: 0;
    }

    .modset-card__actions .btn {
        width: 100%;
    }
}

.glass-card {
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    box-shadow: var(--card-shadow);
    padding: clamp(1.5rem, 3vw, 2.5rem);
}

.modset-section.is-hidden {
    display: none !important;
}

.modset-card.is-hidden {
    display: none !important;
}

.empty-state {
    margin: 0;
    margin-top: clamp(2rem, 5vw, 3rem);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(18px);
    color: var(--text-secondary);
    text-align: center;
    font-size: 1.05rem;
}

.form-card {
    display: flex;
    flex-direction: column;
    gap: clamp(1.5rem, 3vw, 2.25rem);
}

.form-title {
    margin: 0;
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 600;
}

.form-description {
    margin: 0;
    color: var(--text-secondary);
    font-size: 1rem;
}

.form-grid {
    display: grid;
    gap: clamp(1rem, 2vw, 1.5rem);
}

.form-grid--two {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 600;
}

.form-hint {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.form-control,
.form-select,
input[type="text"],
input[type="password"],
input[type="date"],
input[type="file"],
select,
textarea {
    appearance: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(15, 20, 35, 0.6);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    font-size: 1rem;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.form-control:focus,
.form-select:focus,
input[type="text"]:focus,
input[type="password"]:focus,
input[type="date"]:focus,
input[type="file"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: rgba(126, 168, 255, 0.7);
    box-shadow: 0 0 0 4px rgba(104, 141, 255, 0.15);
}

.form-control[readonly],
.form-select[readonly],
input[readonly],
select[readonly],
textarea[readonly],
.is-readonly {
    background: rgba(40, 46, 64, 0.8);
    border-color: rgba(130, 160, 220, 0.35);
    color: rgba(230, 235, 255, 0.75);
    cursor: not-allowed;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' viewBox='0 0 16 16'%3E%3Cpath fill='%23A0B1FF' d='M8 1.75a3.25 3.25 0 0 1 3.25 3.25v1.25H12a1.5 1.5 0 0 1 1.5 1.5v4.75A1.5 1.5 0 0 1 12 14H4a1.5 1.5 0 0 1-1.5-1.5V7.75A1.5 1.5 0 0 1 4 6.25h.75V5a3.25 3.25 0 0 1 3.25-3.25Zm0 1.5A1.75 1.75 0 0 0 6.25 5v1.25h3.5V5A1.75 1.75 0 0 0 8 3.25Z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: calc(100% - 0.85rem) center;
    background-size: 0.9rem;
    padding-right: 2.4rem;
}

.form-control[readonly]:focus,
.form-select[readonly]:focus,
input[readonly]:focus,
select[readonly]:focus,
textarea[readonly]:focus,
.is-readonly:focus {
    box-shadow: none;
    border-color: rgba(130, 160, 220, 0.35);
}

input[type="file"] {
    padding: 0.75rem 1rem;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: flex-start;
}

.alert {
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    font-weight: 500;
    border: 1px solid transparent;
}

.alert-success {
    background: rgba(76, 217, 123, 0.12);
    border-color: rgba(76, 217, 123, 0.35);
    color: #7ff2b8;
}

.alert-error {
    background: rgba(255, 97, 97, 0.12);
    border-color: rgba(255, 97, 97, 0.35);
    color: #ffb3b3;
}

.status-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.section-split {
    display: flex;
    flex-direction: column;
    gap: clamp(1.5rem, 3vw, 2rem);
}

@media (max-width: 900px) {
    .menu-bar__inner {
        gap: 0.75rem;
    }

    .menu-bar__nav {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero-content {
        text-align: center;
        align-items: center;
    }

    .hero-actions {
        justify-content: center;
    }
}

@media (min-width: 900px) {
    .form-actions {
        justify-content: flex-end;
    }
}

@media (max-width: 640px) {
    .menu-bar {
        height: 52px;
        padding: 0 0.75rem;
    }

    .menu-bar__clock {
        display: none;
    }

    .menu-bar__brand {
        padding: 0.3rem 0.6rem;
    }
}

@media (max-width: 540px) {
    .btn {
        width: 100%;
    }
}