/* ==================================================================
   ip.appr.su — стили
   Тёмная фуксия, glassmorphism, плавающий фон.
   Палитра и шрифты повторяют портал appr.su.
   ================================================================== */

:root {
    /* Палитра — та же, что в портале */
    --bg-base:        #0a0612;
    --bg-deep:        #050309;
    --surface:        rgba(255, 255, 255, 0.04);
    --surface-hover:  rgba(255, 255, 255, 0.07);
    --border:         rgba(255, 255, 255, 0.08);
    --border-strong:  rgba(255, 255, 255, 0.14);

    --text:           #f4eef9;
    --text-dim:       #a89dba;
    --text-mute:      #6e6480;

    --accent:         #d946ef;
    --accent-soft:    #b66ef5;
    --accent-cool:    #6d9eff;
    --accent-warm:    #ff6ea0;

    --glow-1: rgba(217, 70, 239, 0.35);
    --glow-2: rgba(109, 158, 255, 0.30);
    --glow-3: rgba(255, 110, 160, 0.25);

    --font-display: 'Fraunces', 'Times New Roman', serif;
    --font-body:    'Manrope', system-ui, sans-serif;
    --font-mono:    'JetBrains Mono', ui-monospace, monospace;

    --radius-sm: 10px;
    --radius:    18px;
    --radius-lg: 28px;

    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
}

/* ------------------------------------------------------------------
   База
   ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg-base);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }

::selection { background: var(--accent); color: var(--bg-deep); }

/* ------------------------------------------------------------------
   Фон с орбами
   ------------------------------------------------------------------ */
.bg-layer {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    background: radial-gradient(ellipse at top, #1a0a26 0%, var(--bg-base) 45%, var(--bg-deep) 100%);
}

.bg-grain {
    position: absolute;
    inset: 0;
    opacity: 0.04;
    pointer-events: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.5'/></svg>");
    mix-blend-mode: overlay;
}

.bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.55;
    will-change: transform;
}
.bg-orb--1 {
    width: 560px; height: 560px;
    top: -120px; left: -120px;
    background: radial-gradient(circle, var(--glow-1), transparent 70%);
    animation: drift1 22s ease-in-out infinite;
}
.bg-orb--2 {
    width: 480px; height: 480px;
    top: 30%; right: -120px;
    background: radial-gradient(circle, var(--glow-2), transparent 70%);
    animation: drift2 26s ease-in-out infinite;
}
.bg-orb--3 {
    width: 400px; height: 400px;
    bottom: -80px; left: 30%;
    background: radial-gradient(circle, var(--glow-3), transparent 70%);
    animation: drift3 30s ease-in-out infinite;
}

@keyframes drift1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(60px, 40px) scale(1.1); }
}
@keyframes drift2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(-50px, 30px) scale(0.95); }
}
@keyframes drift3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(40px, -50px) scale(1.05); }
}

/* ------------------------------------------------------------------
   Layout
   ------------------------------------------------------------------ */
.layout {
    max-width: 1100px;
    margin: 0 auto;
    padding: 32px 28px 48px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 48px;
}

/* ------------------------------------------------------------------
   Topbar
   ------------------------------------------------------------------ */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    animation: fade-down 0.6s ease-out;
}

.topbar__brand {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 500;
    letter-spacing: -0.01em;
}
.topbar__brand-mark {
    color: var(--accent);
    font-style: italic;
}
.topbar__brand-sep { color: var(--text-mute); }
.topbar__brand-dim { color: var(--text-dim); font-size: 16px; font-family: var(--font-body); font-weight: 400; }

.topbar__refresh {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: grid;
    place-items: center;
    color: var(--text-dim);
    transition: all 0.25s ease;
}
.topbar__refresh:hover {
    background: var(--surface-hover);
    color: var(--accent);
    border-color: var(--border-strong);
    transform: rotate(-30deg);
}
.topbar__refresh svg { width: 18px; height: 18px; }
.topbar__refresh.spinning svg { animation: spin 0.8s linear; }

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ------------------------------------------------------------------
   Hero — гигантский IP
   ------------------------------------------------------------------ */
.hero {
    text-align: center;
    padding: 24px 0 8px;
    animation: fade-up 0.7s 0.1s ease-out backwards;
}

.hero__label {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-mute);
    margin-bottom: 20px;
}

.hero__ip-wrap {
    position: relative;
    display: inline-block;
}

.hero__ip {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(40px, 9vw, 88px);
    letter-spacing: -0.03em;
    line-height: 1;
    padding: 8px 24px;
    border-radius: var(--radius);
    color: var(--text);
    background: linear-gradient(135deg, var(--text) 0%, var(--accent-soft) 60%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    transition: all 0.3s ease;
    cursor: copy;
    text-shadow: 0 0 80px var(--glow-1);
}
.hero__ip[data-loading="true"] {
    background: none;
    -webkit-text-fill-color: var(--text-mute);
    color: var(--text-mute);
    cursor: default;
    animation: pulse 1.4s ease-in-out infinite;
}
.hero__ip:not([data-loading="true"]):hover {
    transform: translateY(-2px);
    filter: brightness(1.1);
}
.hero__ip:active { transform: translateY(0); }

@keyframes pulse {
    0%, 100% { opacity: 0.4; }
    50%      { opacity: 0.7; }
}

.hero__copied {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translate(-50%, -8px);
    background: var(--accent);
    color: var(--bg-deep);
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 20px;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px var(--glow-1);
}
.hero__copied.show {
    opacity: 1;
    transform: translate(-50%, -16px);
}

.hero__meta {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin: 28px 0 16px;
}

.hero__chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 13px;
    color: var(--text-dim);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}
.hero__chip[data-empty="true"] { display: none; }

.hero__chip-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent);
}

.hero__ptr {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-mute);
    margin-top: 4px;
}
.hero__ptr-label { color: var(--text-mute); margin-right: 6px; }
.hero__ptr-value { color: var(--text-dim); }

/* ------------------------------------------------------------------
   Сетка карточек
   ------------------------------------------------------------------ */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px;
    animation: fade-up 0.7s 0.25s ease-out backwards;
}

.card {
    position: relative;
    padding: 24px 26px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: var(--shadow-card);
}
.card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(
        320px circle at var(--mx, 50%) var(--my, 0%),
        rgba(217, 70, 239, 0.10),
        transparent 50%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}
.card:hover {
    border-color: var(--border-strong);
    transform: translateY(-2px);
}
.card:hover::before { opacity: 1; }

.card--ua { grid-column: span 2; }
.card--headers { grid-column: span 2; }

@media (max-width: 720px) {
    .card--ua, .card--headers { grid-column: span 1; }
}

.card__head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}

.card__icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(217, 70, 239, 0.15), rgba(109, 158, 255, 0.10));
    border: 1px solid rgba(217, 70, 239, 0.20);
    display: grid;
    place-items: center;
    color: var(--accent);
}
.card__icon svg { width: 18px; height: 18px; }

.card__title {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 20px;
    letter-spacing: -0.01em;
    color: var(--text);
}

/* Key-value список */
.kv { display: flex; flex-direction: column; }
.kv__row {
    display: grid;
    grid-template-columns: 110px 1fr;
    align-items: baseline;
    gap: 16px;
    padding: 9px 0;
    border-bottom: 1px solid var(--border);
}
.kv__row:last-child { border-bottom: none; }
.kv dt {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-mute);
    font-weight: 500;
}
.kv dd {
    font-size: 14px;
    color: var(--text);
    word-break: break-word;
}
.kv dd.empty { color: var(--text-mute); font-style: italic; }

.kv--mono dd { font-family: var(--font-mono); font-size: 12.5px; }
.kv--mono dt { font-family: var(--font-body); }
.kv--mono .kv__row { grid-template-columns: 140px 1fr; }

/* Raw User-Agent аккордеон */
.raw {
    margin-top: 16px;
    border-top: 1px solid var(--border);
    padding-top: 14px;
}
.raw summary {
    cursor: pointer;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-mute);
    list-style: none;
    user-select: none;
    transition: color 0.2s ease;
}
.raw summary::-webkit-details-marker { display: none; }
.raw summary::before {
    content: "▸";
    display: inline-block;
    margin-right: 6px;
    transition: transform 0.2s ease;
}
.raw[open] summary::before { transform: rotate(90deg); }
.raw summary:hover { color: var(--accent); }
.raw__pre {
    margin-top: 10px;
    padding: 12px;
    background: var(--bg-deep);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 11.5px;
    line-height: 1.5;
    color: var(--text-dim);
    white-space: pre-wrap;
    word-break: break-all;
    border: 1px solid var(--border);
}

/* ------------------------------------------------------------------
   Footer
   ------------------------------------------------------------------ */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-mute);
    font-family: var(--font-mono);
}
.footer__right { display: flex; gap: 8px; align-items: center; }
.footer__right a { transition: color 0.2s ease; }
.footer__right a:hover { color: var(--accent); }

/* ------------------------------------------------------------------
   Анимации появления
   ------------------------------------------------------------------ */
@keyframes fade-down {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fade-up {
    from { opacity: 0; transform: translateY(15px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ------------------------------------------------------------------
   Адаптив
   ------------------------------------------------------------------ */
@media (max-width: 560px) {
    .layout { padding: 20px 18px 32px; gap: 36px; }
    .kv__row { grid-template-columns: 90px 1fr; gap: 12px; }
    .kv--mono .kv__row { grid-template-columns: 110px 1fr; }
    .card { padding: 20px; }
}

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