:root {
    --background: #161618;
    --background2: #1b1b1f;
    --text: #dbdbd2;
    --text2: #717177;
    --accent: rgb(224, 143, 174);
    --accent2: #202127;
    --header-height-pc: 76px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: "Inter", "Segoe UI", sans-serif;
    background: var(--background);
    color: var(--text);
    transition:
        background 0.25s ease,
        color 0.25s ease;
    overflow-x: hidden;
}

header {
    background: rgba(22, 22, 24, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    width: calc(100% - 16px);
    position: fixed;
    top: 8px;
    left: 8px;
    right: 8px;
    z-index: 1000;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.3),
        0 1px 2px rgba(255, 255, 255, 0.05) inset;
    padding: 0 20px;
    height: var(--header-height-pc);
    display: flex;
    align-items: center;
    transition:
        transform 0.3s ease-in-out,
        opacity 0.3s ease;
}

header.header-hidden {
    transform: translateY(-120%);
    opacity: 0;
    box-shadow: none;
}

.header-main {
    display: flex;
    align-items: center;
    flex: 1;
    gap: 20px;
    height: 100%;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.logo-container {
    position: relative;
    display: flex;
    align-items: flex-start;
}

.logo {
    display: block;
    line-height: 0;
}

.logo-img {
    width: 44px;
    height: 44px;
    border-radius: 6px;
    object-fit: contain;
    transition: transform 0.2s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

h1 {
    font-size: 24px;
    font-weight: 600;
    white-space: nowrap;
}

.version-badge {
    position: absolute;
    top: -10px;
    right: -12px;
    font-size: 9px;
    padding: 2px 5px;
    background: var(--accent2);
    border: 1px solid var(--accent);
    border-radius: 8px;
    color: var(--text2);
    white-space: nowrap;
    z-index: 2;
    pointer-events: none;
    font-weight: 600;
}

.version-badge.dev {
    background: color-mix(in srgb, var(--accent) 25%, var(--accent2));
    color: var(--accent);
}

.logo-tooltip {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 8px;
    padding: 10px 12px;
    background: var(--accent2);
    border: 1px solid var(--accent);
    border-radius: 8px;
    font-size: 11px;
    color: var(--text2);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    z-index: 1001;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    min-width: 160px;
}

.logo-container:hover .logo-tooltip {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.logo-tooltip {
    min-width: 150px;
}

.debug-row {
    line-height: 1.4;
}

.debug-row:first-child {
    margin-top: 0;
}

.debug-divider {
    height: 1px;
    background: var(--text2);
    opacity: 0.2;
    width: 100%;
    margin: 4px 0;
}

.logo-tooltip .build-date {
    margin-top: 0;
}

.search-container {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    max-width: 400px;
    width: 100%;
}

.search-input-wrapper {
    position: relative;
    width: 100%;
}

.search-input {
    width: 100%;
    height: 36px;
    background: var(--accent2);
    border: 1px solid var(--accent);
    border-radius: 18px;
    padding: 0 40px;
    font-size: 14px;
    color: var(--text);
    outline: none;
    transition: all 0.2s ease;
}

.search-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 30%, transparent);
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text2);
    pointer-events: none;
    transition: color 0.2s ease;
}

.search-container:focus-within .search-icon {
    color: var(--accent);
}

.clear-search-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: 1px solid transparent;
    color: var(--text2);
    cursor: pointer;
    display: none;
    font-size: 16px;
    padding: 4px;
}

.clear-search-btn.active {
    display: block;
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--background);
    border: 1px solid var(--accent);
    border-radius: 12px;
    margin-top: 8px;
    padding: 8px;
    z-index: 1100;
    display: none;
    max-height: 60vh;
    overflow-y: auto;
    box-shadow:
        0 10px 25px -5px rgba(0, 0, 0, 0.1),
        0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.search-results.active {
    display: block;
    animation: fadeIn 0.2s ease;
}

.search-result-item {
    padding: 10px 14px;
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid transparent;
    background: var(--accent2);
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    text-align: left;
    color: var(--text);
    margin-bottom: 4px;
    transition: background 0.2s;
}

.search-result-item:hover {
    background: color-mix(in srgb, var(--accent) 25%, transparent);
}

.no-results {
    padding: 16px;
    text-align: center;
    color: var(--text2);
    font-size: 14px;
}

.search-title {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.2;
    color: var(--text);
}

.search-snippet {
    font-size: 12px;
    color: var(--text2);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 0.8;
}

.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    background: color-mix(in srgb, var(--accent) 15%, var(--accent2));
    color: var(--text);
    border: 1px solid transparent;
    border-color: color-mix(in srgb, var(--accent) 15%, transparent);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 900;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.back-to-top:hover {
    transform: translateY(-2px);
    background: color-mix(in srgb, var(--accent) 30%, var(--accent2));
    border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
    z-index: 10;
}

.action-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--accent2);
    border: 1px solid transparent;
    border-radius: 50%;
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s ease;
}

.action-btn svg {
    width: 20px;
    height: 20px;
    stroke-width: 2px;
}

.action-btn:hover {
    color: var(--text);
    background: color-mix(in srgb, var(--accent) 15%, var(--accent2));
    border-color: color-mix(in srgb, var(--accent) 30%, transparent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.action-btn:active {
    transform: translateY(0);
}

main {
    padding-top: calc(var(--header-height-pc) + 32px);
    min-height: 100vh;
}

.snowflake {
    position: fixed;
    top: -20px;
    color: var(--text2);
    user-select: none;
    pointer-events: none;
    z-index: 500;
    animation-name: snow-fall, snow-drift;
    animation-timing-function: linear, ease-in-out;
    animation-iteration-count: infinite, infinite;
}

@keyframes snow-fall {
    to {
        transform: translateY(110vh);
    }
}

@keyframes snow-drift {
    0%,
    100% {
        margin-left: 0;
    }
    50% {
        margin-left: 30px;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.auth-modal.active {
    display: flex;
    opacity: 1;
}

.auth-content {
    background: var(--background2);
    border: 1px solid var(--accent);
    border-radius: 16px;
    padding: 24px;
    width: 100%;
    max-width: 360px;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.auth-modal.active .auth-content {
    transform: scale(1);
}

.auth-close {
    position: absolute;
    top: 12px;
    right: 12px;
    background: none;
    border: none;
    color: var(--text2);
    font-size: 20px;
    cursor: pointer;
}

.auth-tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.auth-tab {
    flex: 1;
    background: none;
    border: none;
    padding: 10px;
    color: var(--text2);
    cursor: pointer;
    font-size: 14px;
    transition: 0.2s;
}

.auth-tab.active {
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
}

.auth-form {
    display: none;
    flex-direction: column;
    gap: 12px;
}

.auth-form.active {
    display: flex;
}

.input-group input {
    width: 100%;
    background: var(--background);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text);
    padding: 10px 14px;
    border-radius: 8px;
    outline: none;
    font-size: 14px;
}

.input-group input:focus {
    border-color: var(--accent);
}

.auth-submit {
    background: var(--accent);
    color: #000;
    border: none;
    padding: 10px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 8px;
}

.auth-submit.secondary {
    background: transparent;
    border: 1px solid var(--text2);
    color: var(--text);
}

.auth-error {
    color: #ff6b6b;
    font-size: 12px;
    text-align: center;
    min-height: 16px;
}

.profile-dropdown {
    position: fixed;
    top: calc(8px + var(--header-height-pc));
    right: 0;
    width: 280px;
    background: transparent;
    border: none;
    padding: 0;
    z-index: 1500;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    transform: translateY(-10px);
    visibility: hidden;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.profile-dropdown.active {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}

.pd-card {
    background: var(--background2);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 14px;
    width: 100%;
    text-align: left;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    position: relative;
    cursor: default;
}

.pd-card.action {
    cursor: pointer;
    transition:
        transform 0.2s,
        border-color 0.2s;
    color: var(--text);
}

.pd-card.action:hover {
    transform: scale(1.02);
    border-color: var(--accent);
}

.pd-card.danger:hover {
    border-color: #ff6b6b;
}

.pd-card.danger .pd-value {
    color: #ff6b6b;
}

.pd-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.pd-row.no-margin {
    margin-bottom: 0;
}

.pd-label {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text2);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.pd-value {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
}

.pd-value.accent {
    color: var(--accent);
}

.pd-email-large {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    word-break: break-all;
}

.pd-progress {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin-top: 10px;
    overflow: hidden;
}

.pd-bar {
    height: 100%;
    background: var(--accent);
}

.toast-container {
    position: fixed;
    top: calc(var(--header-height-pc) + 24px);
    right: 28px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    background: var(--background2);
    border: 1px solid var(--accent);
    color: var(--text);
    padding: 12px 16px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    pointer-events: auto;
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

.toast.success {
    border-color: #4ade80;
}

.toast.error {
    border-color: #ff6b6b;
}

.pd-btn-change {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text2);
    border-radius: 6px;
    padding: 6px 12px;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
    margin-top: 10px;
    text-align: center;
}

.pd-btn-change:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(255, 255, 255, 0.05);
}

.tariff-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.tariff-select-btn {
    background: var(--accent2);
    border: 2px solid transparent;
    border-radius: 10px;
    padding: 16px 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.tariff-select-btn:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.tariff-select-btn.selected {
    border-color: var(--accent);
    background: rgba(224, 143, 174, 0.1);
}

.tariff-select-btn.featured {
    border-color: var(--accent);
}

.tariff-badge {
    position: absolute;
    top: -8px;
    right: 8px;
    background: var(--accent);
    color: var(--background);
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 10px;
}

.tariff-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.tariff-price {
    font-size: 13px;
    color: var(--text2);
}

.contact-type-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    background: var(--accent2);
    padding: 4px;
    border-radius: 8px;
}

.contact-tab {
    flex: 1;
    padding: 8px 12px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--text2);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

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

.contact-tab.active {
    background: var(--background);
    color: var(--text);
}

.auth-submit.secondary {
    background: transparent;
    border: 1px solid var(--accent2);
    color: var(--text2);
}

.auth-submit.secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

@media (max-width: 900px) {
    header {
        height: auto;
        padding: 0 12px;
        width: calc(100% - 16px);
        top: 8px;
        left: 8px;
        right: 8px;
        border-radius: 16px;
    }

    main {
        padding-top: 84px;
    }

    .header-main {
        padding: 12px 0;
        width: 100%;
        background: transparent;
        z-index: 1002;
        gap: 12px;
        position: relative;
    }

    .header-main h1 {
        display: none;
    }

    .search-container {
        position: relative;
        left: auto;
        transform: none;
        flex: 1;
        margin: 0;
        max-width: none;
    }

    .header-actions {
        gap: 8px;
    }

    .action-btn {
        width: 36px;
        height: 36px;
        background: transparent;
    }

    .action-btn:hover {
        background: var(--accent2);
    }

    .toast-container {
        top: calc(var(--header-height-pc) + 16px);
        right: 16px;
        left: 16px;
    }
}