@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Saira:ital,wght@0,100..900;1,100..900&display=swap');

:root {
    /* Net-Pulse palette */
    --bg0: #0d0f14;
    --bg1: #13161e;
    --bg2: #1a1e28;
    --bg3: #222738;
    --bd: #ffffff18;
    --bd2: #ffffff28;
    --t1: #f0f2f8;
    --t2: #8b91a8;
    --t3: #555c75;
    --grn: #1D9E75;
    --grn2: #0F6E56;
    --grn3: #9FE1CB;
    --blu: #378ADD;
    --blu3: #B5D4F4;
    --amb: #EF9F27;
    --red: #E24B4A;

    --bg: #0b0d10;
    --surface: #111111;
    --surface2: #161616;
    --surface3: #1c1c1c;
    --border: #222222;
    --border2: #2a2a2a;
    --cyan: #22d3ee;
    --cyan-dim: #22d3ee18;
    --cyan-glow: #22d3ee40;
    --violet: #818cf8;
    --green: #34d399;
    --amber: #fbbf24;
    --rose: #f87171;
    --text: #e4e4e7;
    --text2: #71717a;
    --text3: #3f3f46;
    --sub: #52525b;
  /* Colors */
  --dark-bg: #020617;
  --dark-gray: #090f20;
  --dark-blue: #090f20;
  --light-text: #ccc;
  --secondary-bg: #2a2a2a;
  --accent-blue: #007bff;
  --accent-blue-hover: #0056b3;
  --transition-speed: 0.3s;
  --border-radius: 5px;
  --bg-secondary: #16161D;
  --border-color: #3b3f54;
  --project-heading-color: #007bff;
  --prerequisites-icon-color: #28a745;
  --prerequisites-list-icon-color: #f7df1e;
  --code-bg: #111827;
  --code-border: #2d3748;
  --code-text: #e5e7eb;
  --code-line-number-bg: #1a1a1a;
  --code-line-number-color: #888;
  --sidebar-bg: #1a1a1a;
  --sidebar-border: #333;
  --tag-python: #ffd43b;
  --tag-ml: #00BCD4;
  --tag-ai: #8A2BE2;
  --program: #f57c00;
  --tag-orange: #e34f26;
  --tag-react: #61dafb;
  --tag-webdev: #17a2b8;
  --color-purple: #5e11e3;
  --accent-cyan: #00D9FF;
  --accent-magenta: #FF0080;
  --yellow: #f8c555;
  --pink: #cc99cd;
  --green: #7ec699;
  --orange: #f08d49;
  --blue: #67cdcc;
  --color-red: #dc2626;
  --legend-bg: #222;
  --legend-border: #444;
  --terminal-prompt: #00ccff;
  --terminal-border: #333;
  --terminal-output: #fff;
  --transition-speed: 0.3s;

  --color-orange: #f97316;
  --color-blue: #1673bd;
  --color-red: #dc2626;
  --color-green: #00ff00;
  --color-purple: #5e11e3;
  --color-pink: #B9375D;
  --color-navy: #1347b7;
  --accent-cyan: #00D9FF;
  --accent-magenta: #FF0080;
  --color-yellow: #FFAA00;

    /* Typography scale — Mobile base */
    --font-p: 14px;
    --font-h1: 1.5rem;
    --font-h2: 1.2rem;
    --font-h3: 1.08rem;
    --font-h4: 1.02rem;
    --font-li: 14px;
    --font-a: 14px;
    --font-i: 13.5px;
    --font-table: 14px;

    /* Component-specific scales (derived) */
    --logo-size: 15px;
    --logo-sub-size: 10px;
    --ip-size: 11px;
    --srv-btn-size: 11px;
    --badge-size: 9px;
    --big-spd-size: 32px;
    --sv-n-size: 18px;
    --sv-u-size: 10px;
    --prog-lbl-size: 11px;
    --prog-spd-size: 16px;
    --stat-n-size: 18px;
    --stat-l-size: 9px;
    --chart-hd-size: 11px;
    --hist-title-size: 12px;
    --hist-tbl-size: 10px;
    --btn-size: 13px;
    --ring-num-size: 18px;
    --ring-lbl-size: 10px;
}

/* ═══════════════════════════════════════════════
RESET & BASE
═══════════════════════════════════════════════ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
     font-family: "Saira", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg0);
    color: var(--t1);
    min-height: 100vh;
    line-height: 2.0;
}

h2.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

/* Base Container - Ensure it centers but doesn't force huge gaps */
.container {
    max-width: 100%;
    width: 100%;
    margin: 0 auto; /* This centers the content */
    padding: 0 20px; /* Standard internal padding */
}

/* Navbar - Ensure it spans 100% */
.navbar {
    width: 100%;
    background-color: var(--dark-bg);
    padding: 5px 0;
    position: relative;
    z-index: 1000;
    margin-bottom: 50px;
}

/* ==========================================================================
   NAVBAR
   ========================================================================== */

/* .navbar {
    background-color: var(--dark-bg);
    padding: 5px 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1000;
    margin-bottom: 40px;
} */

.navbar::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg,
            purple 0%, purple 16.67%,
            orange 16.67%, orange 33.33%,
            green 33.33%, green 50%,
            navy 50%, navy 66.67%,
            hotpink 66.67%, hotpink 83.33%,
            red 83.33%, red 100%);
    background-size: 120px 2px;
    animation: navbarSlidingBorder 2s linear infinite;
}

@keyframes navbarSlidingBorder {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 120px 0;
    }
}


@keyframes moveBorder {
    0% {
        left: -100%;
        transform: scaleX(0.5);
    }

    50% {
        transform: scaleX(1);
    }

    100% {
        left: 100%;
        transform: scaleX(0.5);
    }
}

.navbar .container {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}

.navbar .logo {
    display: flex;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--light-text);
    width: 100%;
    justify-content: space-between;
}

.logo-text {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.logo-text a {
  text-decoration: none;
  margin-top: 5px;
}

.typewriter {
    font-family: "Saira", sans-serif;
    white-space: pre;
    position: relative;
    font-optical-sizing: auto;
    font-weight: 500;
    color: #f0f0f0;
}

.typewriter::after {
    content: "_";
    /* cursor */
    margin-left: 2px;
    /* animation: blink 1s steps(1) infinite; */
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    .typewriter::after {
        animation: none;
    }
}

.navbar nav ul {
    display: flex;
    flex-direction: column;
    list-style: none;
    margin: 0;
    padding: 0;
    text-align: center;
}

.navbar nav ul li:hover a.home {
    color: var(--color-yellow);
    background-color: #2c2b25;
}

.navbar nav ul li:hover a.projects {
    color: var(--color-purple);
    background-color: #27252c;
}

.navbar nav ul li:hover a.programming {
    color: var(--color-orange);
    background-color: #282323;
}

.navbar nav ul li:hover a.hacking {
    color: var(--color-green);
    background-color: #273323;
}

.navbar nav ul li:hover a.networking {
    color: var(--color-blue);
    background-color: #212528;
}

.navbar nav ul li:hover a.ai {
    color: var(--color-pink);
    background-color: #2b2326;
}

.navbar nav ul li:hover a.game {
    color: var(--color-red);
    background-color: #332923;
}

.navbar nav ul li a {
    color: var(--light-text);
    padding: 10px 45px;
    width: 97%;
    display: inline-block;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
    margin: 5px 0;
}

.navbar .search-bar {
    display: flex;
    align-items: center;
    background-color: var(--dark-bg);
    border-radius: 5px;
    padding: 8px 12px;
    width: calc(100% - 40px);
    margin: 15px auto 0 auto;
    border: 1px solid #444;
}

.navbar .search-bar:focus-within {
    border-color: var(--button-primary-hover);
}

.navbar .search-bar i {
    color: #aaa;
    margin-right: 10px;
}

.navbar .search-bar input {
    background-color: var(--dark-bg);
    border: none;
    outline: none;
    color: var(--light-text);
    font-size: 1rem;
    width: 100%;
}

.navbar .search-bar input::placeholder {
    color: #aaa;
}

.navbar button i {
    color: #8B5CF6;
}

.menu-toggle {
  display: block;
  font-size: 1.3rem;
  cursor: pointer;
  background: var(--dark-blue);
  border: 2px solid #8B5CF6;
  padding: 2px 4px;
}

.nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--dark-bg);
    overflow: hidden;
    max-height: 0;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
    transition: max-height 0.3s ease-out;
    /* padding-top: 10px; */
}

.nav-links.active {
    max-height: 450px;
}

.table-container {
    overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 10px 0 10px 0;
  /* background-color: #1f2a3e; */
}

th, td {
  border: 1px solid var(--code-line-number-bg);
  padding: 10px;
  text-align: left;
}

th {
  background-color: var(--dark-bg);
  color: #e0e0e0;
}

.table-container {
    overflow: auto;
}

.footer {
  position: relative;
  width: 100%;
  background: var(--dark-gray);
  min-height: 100px;
  padding: 20px 50px;
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue) 50%, transparent 50%);
  background-size: 20px 2px;
  animation: slidingBorder 1s linear infinite;
}

@keyframes slidingBorder {
  0% { background-position: 0 0; }
  100% { background-position: 20px 0; }
}

.menu {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 10px 0;
  flex-wrap: wrap;
  flex-direction: column;
  gap: 10px;
}

.menu-item {
  list-style: none;
}

.menu-link {
  color: #fff;
  margin: 0 10px;
  display: inline-block;
  transition: 0.5s;
  text-decoration: none;
  opacity: 0.75;
}

.menu-link:hover {
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 5px;
}

.list {
    margin-left: 15px;
}

.netpulse-content h3 {
    color: var(--color-red);
    margin-top: 20px;
}

.netpulse-content h2 {
    color: var(--color-yellow);
    margin-bottom: 15px;
}

.netpulse-content .list {
    margin-bottom: 20px;
}

.netpulse-content p {
    margin-bottom: 20px;
}

.footer p {
    color: #ffffff;
    margin: 15px 0 10px 0;
    font-size: var(--font-p);
    font-weight: 500;
    text-align: center;
}

.footer .contacts {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.footer .contact {
    text-decoration: none;
    color: var(--border-dark);
    display: inline; /* important for transform reliability */
    transition: transform 0.3s ease;
}

.footer .contact:hover {
    transform: translateY(-2px);
    color: var(--text-secondary);
}

.footer .contact.github:hover {
    color: #313647;
}

.footer .contact.instagram:hover {
    color: #E83C91;
}

.footer .contact.linkedin:hover {
    color: #008BFF;
}

.footer .contact.facebook:hover {
    color: #1877F2;
}

.footer .contact.gmail:hover {
    color: #f44336d8;
}

.footer i {
    margin-top: 20px;
    font-size: var(--font-h1);
}


/* ── 480px ── */
@media (min-width: 480px) {
    :root {
    --font-p: 14.5px;
    --font-h1: 1.55rem;
    --font-h2: 1.24rem;
    --font-h3: 1.12rem;
    --font-h4: 1.04rem;
    --font-li: 14.5px;
    --font-a: 14.5px;
    --font-i: 14px;
    --font-table: 14.5px;

    --logo-size: 16px;
    --logo-sub-size: 11px;
    --ip-size: 11px;
    --srv-btn-size: 12px;
    --badge-size: 10px;
    --big-spd-size: 36px;
    --sv-n-size: 20px;
    --prog-spd-size: 17px;
    --stat-n-size: 19px;
    --stat-l-size: 10px;
    --ring-num-size: 19px;
    }

}

/* ── 768px ── */
@media (min-width: 768px) {
    :root {
    --font-p: 15px;
    --font-h1: 1.6rem;
    --font-h2: 1.28rem;
    --font-h3: 1.15rem;
    --font-h4: 1.05rem;
    --font-li: 15px;
    --font-a: 15px;
    --font-i: 14px;
    --font-table: 15px;

    --logo-size: 17px;
    --logo-sub-size: 11px;
    --ip-size: 12px;
    --srv-btn-size: 12px;
    --badge-size: 10px;
    --big-spd-size: 42px;
    --sv-n-size: 22px;
    --prog-spd-size: 19px;
    --prog-lbl-size: 12px;
    --stat-n-size: 21px;
    --stat-l-size: 10px;
    --chart-hd-size: 12px;
    --hist-title-size: 13px;
    --hist-tbl-size: 11px;
    --btn-size: 14px;
    --ring-num-size: 20px;
    --ring-lbl-size: 11px;
    }

    .logo-txt {
        font-size: var(--logo-size);
    }

    .container    { max-width: 768px; }
  .logo img     { width: 27px; height: 27px; }
}

/* ── 1024px ── */
@media (min-width: 1024px) {
    :root {
    --font-p: 17px;
    --font-h1: 1.8rem;
    --font-h2: 1.45rem;
    --font-h3: 1.28rem;
    --font-h4: 1.1rem;
    --font-li: 17px;
    --font-a: 16px;
    --font-i: 15px;
    --font-table: 16px;

    --logo-size: 18px;
    --logo-sub-size: 12px;
    --ip-size: 13px;
    --srv-btn-size: 13px;
    --badge-size: 10px;
    --big-spd-size: 48px;
    --sv-n-size: 24px;
    --prog-spd-size: 20px;
    --stat-n-size: 23px;
    --stat-l-size: 10px;
    --chart-hd-size: 13px;
    --hist-title-size: 14px;
    --hist-tbl-size: 12px;
    --btn-size: 14px;
    }

    .logo-txt {
        font-size: var(--logo-size);
    }

    .container        { max-width: 1200px; margin: 0 auto; }
  .navbar .container{ max-width: 100%;   padding: 0 40px; }
  .logo img         { width: 29px;       height: 29px; }
  .menu-toggle      { display: none; }

  .navbar {
    position: relative;
    color: white;
    text-align: center;
    border-radius: 5px;
    overflow: hidden;
  }
  .navbar .container      { flex-direction: row; align-items: center; justify-content: space-between; }
  .navbar .logo           { font-size: 1.3rem; width: auto; justify-content: flex-start; }
  .navbar .nav-links      { position: static; max-height: none; flex-direction: row; margin-bottom: 0; padding-top: 0; width: auto; }
  .navbar .nav-links ul   { display: flex; flex-direction: row; align-items: center; margin-left: 0; width: auto; }
  .navbar .nav-links ul li a { padding: 10px 15px; width: auto; white-space: nowrap; }

  .stat-grid          { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .footer .contacts   { flex-direction: row; gap: 20px; }
  .menu               { flex-direction: row; }
}

/* ── 1280px ── */
@media (min-width: 1280px) {
    :root {
    --font-p: 17.5px;
    --font-h1: 1.82rem;
    --font-h2: 1.52rem;
    --font-h3: 1.32rem;
    --font-h4: 1.15rem;
    --font-li: 18px;
    --font-a: 16.5px;
    --font-i: 15.5px;
    --font-table: 16.5px;

    --big-spd-size: 52px;
    --sv-n-size: 25px;
    }

    .container { max-width: 1280px; }
    .logo img  { width: 32px; height: 32px; }
}

/* ── 1440px ── */
@media (min-width: 1440px) {
    :root {
    --font-p: 18px;
    --font-h1: 1.875rem;
    --font-h2: 1.55rem;
    --font-h3: 1.39rem;
    --font-h4: 1.2rem;
    --font-li: 18.5px;
    --font-a: 17px;
    --font-i: 16px;
    --font-table: 17px;
    }

    .container { max-width: 1440px; }
}

/* ═══════════════════════════════════════════════
PAGE WRAPPER — max-width container
═══════════════════════════════════════════════ */
.page-wrap {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0.75rem;
}

@media (min-width: 480px) {
    .page-wrap {
    padding: 1rem;
    }
}

@media (min-width: 768px) {
    .page-wrap {
    max-width: 768px;
    padding: 1.25rem;
    }
}

@media (min-width: 1024px) {
    .page-wrap {
    max-width: 960px;
    padding: 1.5rem;
    }
}

@media (min-width: 1280px) {
    .page-wrap {
    max-width: 1100px;
    }
}

@media (min-width: 1440px) {
    .page-wrap {
    max-width: 1200px;
    }
}

/* ═══════════════════════════════════════════════
MAIN CARD
═══════════════════════════════════════════════ */
.D {
    background: var(--bg0);
    color: var(--t1);
    border-radius: 14px;
    padding: 1rem;
    border: 0.5px solid var(--bd);
}

@media (min-width: 480px) {
    .D {
    padding: 1.125rem;
    }
}

@media (min-width: 768px) {
    .D {
    padding: 1.375rem;
    border-radius: 16px;
    }
}

@media (min-width: 1024px) {
    .D {
    padding: 1.75rem;
    border-radius: 18px;
    }
}

/* ═══════════════════════════════════════════════
HEADER
═══════════════════════════════════════════════ */
.hdr {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

@media (min-width: 480px) {
    .hdr {
    align-items: center;
    margin-bottom: 1.1rem;
    }
}

@media (min-width: 768px) {
    .hdr {
    margin-bottom: 1.25rem;
    flex-wrap: nowrap;
    }
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--grn);
    flex-shrink: 0;
    animation: pdot 2s infinite;
}

@media (min-width: 768px) {
    .dot {
    width: 9px;
    height: 9px;
    }
}

@media (min-width: 1024px) {
    .dot {
    width: 10px;
    height: 10px;
    }
}

@keyframes pdot {

    0%,
    100% {
    opacity: 1;
    }

    50% {
    opacity: .35;
    }
}

.logo-txt {
    /* font-size: var(--logo-size); */
    font-weight: 600;
    color: var(--color-yellow);
    letter-spacing: -.3px;
    line-height: 1.2;
}

.logo-sub {
    font-size: var(--logo-sub-size);
    color: var(--t3);
    margin-top: 1px;
    white-space: nowrap;
}

/* IP block — right side of header */
.ip-block {
    text-align: right;
    font-size: var(--ip-size);
    color: var(--t3);
    line-height: 1.8;
    min-width: 0;
}

.ip-block b {
    color: var(--t2);
    font-weight: 500;
}

.ip-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--bg2);
    border: 0.5px solid var(--bd2);
    border-radius: 20px;
    padding: 2px 8px;
    font-size: var(--ip-size);
    color: var(--t2);
    margin-top: 2px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (min-width: 480px) {
    .ip-pill {
    padding: 3px 10px;
    gap: 5px;
    }
}

/* ═══════════════════════════════════════════════
SERVER ROW
═══════════════════════════════════════════════ */
.srv-label {
    font-size: var(--ip-size);
    color: var(--t3);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 5px;
    flex-wrap: wrap;
}

.srv-row {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 0.875rem;
    min-height: 30px;
    align-items: center;
}

@media (min-width: 480px) {
    .srv-row {
    gap: 7px;
    margin-bottom: 1rem;
    }
}

@media (min-width: 768px) {
    .srv-row {
    gap: 8px;
    }
}

.srv-btn {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: var(--srv-btn-size);
    cursor: pointer;
    border: 0.5px solid var(--bd2);
    background: var(--bg2);
    color: var(--t2);
    transition: all .15s;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: inherit;
}

@media (min-width: 480px) {
    .srv-btn {
    padding: 5px 11px;
    gap: 5px;
    }
}

@media (min-width: 768px) {
    .srv-btn {
    padding: 5px 12px;
    }
}

.srv-btn:hover {
    border-color: var(--grn);
    color: var(--grn);
}

.srv-btn.active {
    background: var(--grn2);
    border-color: var(--grn);
    color: #9FE1CB;
    font-weight: 600;
}

.srv-btn.loading-btn {
    color: var(--t3);
    cursor: default;
    border-style: dashed;
}

.geo-status {
    font-size: var(--ip-size);
    color: var(--t3);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.geo-status.err {
    color: #F09595;
}

.geo-status.ok {
    color: var(--grn3);
}

/* ═══════════════════════════════════════════════
SPEEDOMETER CARD
═══════════════════════════════════════════════ */
.spd-card {
    background: var(--bg1);
    border: 0.5px solid var(--bd);
    border-radius: 12px;
    padding: 1rem;
    text-align: center;
    margin-bottom: 0.875rem;
}

@media (min-width: 480px) {
    .spd-card {
    padding: 1.125rem;
    }
}

@media (min-width: 768px) {
    .spd-card {
    padding: 1.25rem;
    margin-bottom: 1rem;
    border-radius: 14px;
    }
}

@media (min-width: 1024px) {
    .spd-card {
    padding: 1.5rem;
    border-radius: 16px;
    }
}

/* SVG wrapper — scales the speedometer proportionally */
.speedo-wrap {
    width: 100%;
    max-width: 260px;
    margin: 0 auto;
}

@media (min-width: 480px) {
    .speedo-wrap {
    max-width: 290px;
    }
}

@media (min-width: 768px) {
    .speedo-wrap {
    max-width: 320px;
    }
}

@media (min-width: 1024px) {
    .speedo-wrap {
    max-width: 360px;
    }
}

@media (min-width: 1280px) {
    .speedo-wrap {
    max-width: 380px;
    }
}

#speedoSvg {
    display: block;
    width: 100%;
    height: auto;
}

.spd-vals {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: 0.5rem;
    gap: 0.25rem;
}

.sv {
    text-align: center;
    flex-shrink: 0;
}

.sv .n {
    font-size: var(--sv-n-size);
    font-weight: 500;
    color: var(--t1);
    line-height: 1;
}

.sv .u {
    font-size: var(--logo-sub-size);
    color: var(--t3);
    margin-top: 2px;
}

.sv .l {
    font-size: calc(var(--logo-sub-size) - 1px);
    color: var(--t3);
    text-transform: uppercase;
    letter-spacing: .6px;
    margin-top: 1px;
}

.sc {
    text-align: center;
    flex: 1;
    min-width: 0;
}

.sc .big {
    font-size: var(--big-spd-size);
    font-weight: 600;
    color: var(--t1);
    line-height: 1;
    transition: color .3s;
    font-variant-numeric: tabular-nums;
}

.sc .unit {
    font-size: var(--prog-lbl-size);
    color: var(--t3);
    margin-top: 3px;
}

.badge {
    display: inline-block;
    font-size: var(--badge-size);
    font-weight: 500;
    padding: 3px 10px;
    border-radius: 20px;
    margin-top: 5px;
    background: var(--bg3);
    color: var(--t2);
    letter-spacing: .4px;
    transition: background .3s, color .3s;
}

.badge.dl {
    background: #0F6E5640;
    color: var(--grn3);
}

.badge.ul {
    background: #185FA540;
    color: var(--blu3);
}

.badge.ping-b {
    background: #854F0B40;
    color: #FAC775;
}

.badge.done {
    background: #0F6E5640;
    color: var(--grn3);
}

/* ═══════════════════════════════════════════════
PROGRESS CARDS (Download / Upload)
═══════════════════════════════════════════════ */
.prog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 0.875rem;
}

@media (min-width: 480px) {
    .prog-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    }
}

@media (min-width: 768px) {
    .prog-grid {
    gap: 12px;
    margin-bottom: 1rem;
    }
}

.prog-card {
    background: var(--bg1);
    border: 0.5px solid var(--bd);
    border-radius: 12px;
    padding: 0.75rem 0.9rem;
}

@media (min-width: 480px) {
    .prog-card {
    padding: 0.85rem 1rem;
    }
}

@media (min-width: 768px) {
    .prog-card {
    padding: 0.9rem 1.1rem;
    }
}

@media (min-width: 1024px) {
    .prog-card {
    padding: 1rem 1.2rem;
    }
}

.prog-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
    gap: 4px;
}

.prog-lbl {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--prog-lbl-size);
    font-weight: 600;
    white-space: nowrap;
}

.prog-lbl.dl {
    color: var(--grn);
}

.prog-lbl.ul {
    color: var(--blu);
}

.prog-spd {
    font-size: var(--prog-spd-size);
    font-weight: 500;
    color: var(--t1);
    font-variant-numeric: tabular-nums;
}

.prog-spd span {
    font-size: var(--ip-size);
    color: var(--t3);
    font-weight: 400;
}

.bar-bg {
    height: 6px;
    background: var(--bg3);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 5px;
}

@media (min-width: 768px) {
    .bar-bg {
    height: 7px;
    }
}

.bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width .25s ease;
    width: 0%;
}

.bar-fill.dl {
    background: var(--grn);
}

.bar-fill.ul {
    background: var(--blu);
}

.prog-foot {
    display: flex;
    justify-content: space-between;
    font-size: var(--ip-size);
    color: var(--t3);
}

/* ═══════════════════════════════════════════════
TIMER RING + ACTION BUTTON
═══════════════════════════════════════════════ */
.mid-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 0.875rem;
    flex-wrap: wrap;
}

@media (min-width: 768px) {
    .mid-row {
    gap: 2rem;
    margin-bottom: 1rem;
    }
}

.timer-ring {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.ring-wrap {
    position: relative;
    width: 68px;
    height: 68px;
}

@media (min-width: 480px) {
    .ring-wrap {
    width: 74px;
    height: 74px;
    }
}

@media (min-width: 768px) {
    .ring-wrap {
    width: 80px;
    height: 80px;
    }
}

@media (min-width: 1024px) {
    .ring-wrap {
    width: 88px;
    height: 88px;
    }
}

.ring-svg {
    transform: rotate(-90deg);
    width: 100%;
    height: 100%;
}

.ring-bg {
    fill: none;
    stroke: var(--bg3);
    stroke-width: 6;
}

.ring-fg {
    fill: none;
    stroke: var(--grn);
    stroke-width: 6;
    stroke-linecap: round;
    stroke-dasharray: 213;
    stroke-dashoffset: 213;
    transition: stroke-dashoffset .5s linear;
}

.ring-num {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: var(--ring-num-size);
    font-weight: 600;
    color: var(--t1);
    font-variant-numeric: tabular-nums;
}

.ring-lbl {
    font-size: var(--ring-lbl-size);
    color: var(--t3);
    text-align: center;
}

.action {
    display: flex;
    justify-content: center;
}

.main-btn {
    padding: 10px 28px;
    border-radius: 40px;
    font-size: var(--btn-size);
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all .2s;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: inherit;
    letter-spacing: .2px;
    white-space: nowrap;
}

@media (min-width: 480px) {
    .main-btn {
    padding: 11px 32px;
    }
}

@media (min-width: 768px) {
    .main-btn {
    padding: 11px 36px;
    }
}

@media (min-width: 1024px) {
    .main-btn {
    padding: 12px 44px;
    }
}

.main-btn.start {
    background: var(--grn);
    color: #04342C;
}

.main-btn.start:hover {
    background: var(--grn2);
    color: var(--grn3);
}

.main-btn.stop {
    background: var(--bg2);
    color: var(--red);
    border: 0.5px solid #E24B4A40;
}

/* ═══════════════════════════════════════════════
STATS ROW (Ping / Jitter / Loss)
═══════════════════════════════════════════════ */
.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 0.875rem;
}

@media (min-width: 768px) {
    .stats {
    gap: 10px;
    margin-bottom: 1rem;
    }
}

@media (min-width: 1024px) {
    .stats {
    gap: 12px;
    }
}

.stat {
    background: var(--bg2);
    border-radius: 8px;
    padding: 0.6rem 0.75rem;
    text-align: center;
}

@media (min-width: 480px) {
    .stat {
    padding: 0.65rem 0.9rem;
    }
}

@media (min-width: 768px) {
    .stat {
    padding: 0.7rem 1rem;
    }
}

.stat .sn {
    font-size: var(--stat-n-size);
    font-weight: 600;
    color: var(--t1);
    font-variant-numeric: tabular-nums;
}

.stat .sl {
    font-size: var(--stat-l-size);
    color: var(--t3);
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-top: 2px;
}

/* ═══════════════════════════════════════════════
CHARTS
═══════════════════════════════════════════════ */
.chart-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 0.875rem;
    width: 100%;
}

@media (min-width: 560px) {
    .chart-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    }
}

@media (min-width: 768px) {
    .chart-grid {
    gap: 12px;
    margin-bottom: 1rem;
    }
}

@media (min-width: 1024px) {
    .chart-grid {
    gap: 14px;
    grid-template-columns: 1fr 1fr;
    }
}

.chart-card {
    background: var(--bg1);
    border: 0.5px solid var(--bd);
    border-radius: 12px;
    padding: 0.8rem 0.9rem;
    width: 100%;
    margin-right: -10px;
}

@media (min-width: 768px) {
    .chart-card {
    padding: 0.9rem 1.1rem;
    }
}

@media (min-width: 1024px) {
    .chart-card {
    padding: 1rem 1.2rem;
    }
}

.chart-hd {
    font-size: var(--chart-hd-size);
    color: var(--t3);
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.chart-legend {
    display: flex;
    gap: 10px;
    margin-bottom: 5px;
    flex-wrap: wrap;
}

.chart-legend span {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--ip-size);
    color: var(--t3);
}

.leg-line {
    width: 12px;
    height: 2px;
    border-radius: 1px;
    display: inline-block;
}

.chart-wrap {
    position: relative;
    height: 90px;
}

@media (min-width: 480px) {
    .chart-wrap {
    height: 100px;
    }
}

@media (min-width: 768px) {
    .chart-wrap {
    height: 110px;
    }
}

@media (min-width: 1024px) {
    .chart-wrap {
    height: 130px;
    }
}

/* ═══════════════════════════════════════════════
HISTORY TABLE
═══════════════════════════════════════════════ */
.hist-card {
    background: var(--bg1);
    border: 0.5px solid var(--bd);
    border-radius: 12px;
    padding: 0.875rem 1rem;
    overflow: hidden;
}

@media (min-width: 768px) {
    .hist-card {
    padding: 1rem 1.25rem;
    }
}

@media (min-width: 1024px) {
    .hist-card {
    padding: 1.125rem 1.5rem;
    }
}

.hist-hd {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    gap: 8px;
}

.hist-title {
    font-size: var(--hist-title-size);
    font-weight: 600;
    color: var(--t1);
    display: flex;
    align-items: center;
    gap: 6px;
}

.hist-clear {
    font-size: var(--ip-size);
    color: var(--t2);
    cursor: pointer;
    background: none;
    border: 0.5px solid var(--bd);
    border-radius: 6px;
    padding: 4px 10px;
    font-family: inherit;
    white-space: nowrap;
    flex-shrink: 0;
    transition: border-color .15s, color .15s;
}

.hist-clear:hover {
    border-color: var(--bd2);
    color: var(--t1);
}

/* History table scrollable on small screens */
.hist-scroll {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.hist-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--hist-tbl-size);
    min-width: 600px;
    /* ensures columns don't get crushed */
}

@media (min-width: 768px) {
    .hist-table {
    min-width: unset;
    font-size: var(--font-table);
    }
}

.hist-table th {
    color: var(--t3);
    font-weight: 600;
    font-size: calc(var(--hist-tbl-size));
    text-transform: uppercase;
    letter-spacing: .5px;
    padding: 0 8px 8px;
    border-bottom: 0.5px solid var(--bd);
    text-align: left;
    white-space: nowrap;
}

.hist-table th:not(:first-child) {
    text-align: right;
}

.hist-table td {
    padding: 8px 8px;
    border-bottom: 0.5px solid var(--bd);
    color: var(--t2);
    vertical-align: middle;
    white-space: nowrap;
}

@media (min-width: 768px) {
    .hist-table td {
    padding: 9px 8px;
    }
}

.hist-table td:not(:first-child) {
    text-align: right;
}

.hist-table tr:last-child td {
    border-bottom: none;
}

.hist-table tr:hover td {
    background: var(--bg2);
}

.bdl {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    background: #0F6E5630;
    color: var(--grn3);
    padding: 2px 7px;
    border-radius: 20px;
    font-size: calc(var(--hist-tbl-size) - 1px);
    font-weight: 600;
}

.bul {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    background: #185FA530;
    color: var(--blu3);
    padding: 2px 7px;
    border-radius: 20px;
    font-size: calc(var(--hist-tbl-size) - 1px);
    font-weight: 600;
}

.pg {
    color: #9FE1CB;
}

.po {
    color: #FAC775;
}

.pb {
    color: #F09595;
}

/* ═══════════════════════════════════════════════
SPEED RATING BADGES
═══════════════════════════════════════════════ */
.sr-badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 20px;
    font-size: calc(var(--hist-tbl-size) - 1px);
    font-weight: 600;
    letter-spacing: .3px;
    white-space: nowrap;
    cursor: default;
}

.sr-excellent {
    background: #0F6E5630;
    color: #9FE1CB;
    border: 0.5px solid #1D9E7540;
}

.sr-good {
    background: #185FA530;
    color: #B5D4F4;
    border: 0.5px solid #378ADD40;
}

.sr-fair {
    background: #6E500F30;
    color: #FAC775;
    border: 0.5px solid #EF9F2740;
}

.sr-poor {
    background: #6E1F1F30;
    color: #F09595;
    border: 0.5px solid #E24B4A40;
}

.empty {
    text-align: center;
    padding: 1.25rem;
    color: var(--t3);
    font-size: var(--prog-lbl-size);
}

/* ═══════════════════════════════════════════════
NETWORK INFO CARD
═══════════════════════════════════════════════ */
.netinfo-card {
    background: var(--bg1);
    border: 0.5px solid var(--bd);
    border-radius: 12px;
    padding: 0.875rem 1rem;
    overflow: hidden;
    margin: 0.875rem 0;
}

@media (min-width: 768px) {
    .netinfo-card {
        padding: 1rem 1.25rem;
        margin-top: 1rem;
    }
}

@media (min-width: 1024px) {
    .netinfo-card {
        padding: 1.125rem 1.5rem;
    }
}

.netinfo-hd {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.85rem;
    gap: 8px;
}

.netinfo-title {
    font-size: var(--hist-title-size);
    font-weight: 600;
    color: var(--t1);
    display: flex;
    align-items: center;
    gap: 6px;
    text-transform: uppercase;
    letter-spacing: .5px;
}

.netinfo-country-badge {
    font-size: 10px;
    font-weight: 700;
    color: var(--t3);
    background: var(--bg3);
    border: 0.5px solid var(--bd2);
    border-radius: 5px;
    padding: 2px 8px;
    letter-spacing: 1px;
}

.netinfo-body {
    display: flex;
    flex-direction: column;
}

.netinfo-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 0;
    border-bottom: 0.5px solid var(--bd);
}

.netinfo-row:last-child {
    border-bottom: none;
}

.netinfo-lbl {
    font-size: var(--ip-size);
    font-weight: 600;
    color: var(--t3);
    text-transform: uppercase;
    letter-spacing: .6px;
    flex-shrink: 0;
    min-width: 72px;
}

.netinfo-val {
    font-size: var(--hist-tbl-size);
    color: var(--t2);
    text-align: right;
    word-break: break-all;
}

@media (min-width: 480px) {
    .netinfo-lbl { min-width: 80px; }
    .netinfo-val { font-size: var(--font-table); }
}

.netinfo-foot {
    margin-top: 0.85rem;
    display: flex;
    justify-content: flex-start;
}

.netinfo-refresh {
    font-size: var(--ip-size);
    color: var(--t2);
    cursor: pointer;
    background: none;
    border: 0.5px solid var(--bd);
    border-radius: 6px;
    padding: 5px 14px;
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: border-color .15s, color .15s;
}

.netinfo-refresh:hover {
    border-color: var(--bd2);
    color: var(--t1);
}

.netpulse-content {
    padding: 25px;
    border: 0.5px solid var(--bd);
    border-radius: 12px;
    margin-top: 1rem;
}