:root {
    --primary-glow: #00ffaa;
    --secondary-glow: #00ccff;
    --bg-dark: #020805;
    --card-bg: rgba(6, 16, 12, 0.72);
    --text-main: #ffffff;
    --text-muted: #a0a8a4;
    --border-color: rgba(0, 255, 170, 0.2);
    --nav-border: rgba(0, 255, 170, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "JetBrains Mono", Consolas, monospace;
}

body {
    background: var(--bg-dark);
    color: var(--text-main);
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

canvas {
    position: fixed;
    top: 0;
    left: 0;
    z-index: -1;
}

/* ===== Shared Page Shell / Top Bar ===== */

.site-page {
    padding: 42px 20px 20px;
    display: block;
    min-height: 100vh;
}

.site-page::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 50% 8%, rgba(0, 255, 170, 0.12), transparent 40%),
        radial-gradient(circle at 50% 95%, rgba(0, 255, 170, 0.06), transparent 30%);
    z-index: -1;
}

.site-page .page-shell {
    width: min(1180px, 100%);
    margin: 0 auto;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: rgba(2, 8, 5, 0.68);
    box-shadow:
        0 0 0 1px rgba(0, 255, 170, 0.07) inset,
        0 20px 45px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(3px);
}

.site-page .global-site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(2, 8, 5, 0.9);
    backdrop-filter: blur(6px);
}

.site-page .top-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 26px 20px;
    position: relative;
}

.site-page .top-nav::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        rgba(0, 255, 170, 0),
        rgba(0, 255, 170, 0.45) 14%,
        rgba(0, 255, 170, 0.45) 86%,
        rgba(0, 255, 170, 0)
    );
    box-shadow: 0 0 8px rgba(0, 255, 170, 0.26);
}

.site-page .top-nav::after {
    content: "";
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -2px;
    width: 46px;
    height: 2px;
    border-radius: 999px;
    background: #fff;
    box-shadow: 0 0 20px 8px rgba(0, 255, 170, 0.7);
}

.site-page .brand {
    font-size: 48px;
    font-weight: 700;
    color: #f8fafc;
    letter-spacing: 0.5px;
}

.site-page .site-nav {
    display: flex;
    gap: 10px;
    font-size: 14px;
}

.site-page .site-nav a,
.site-page .github-mini,
.site-page .menu-btn {
    color: #cbd5e1;
    text-decoration: none;
    opacity: 0.92;
    transition: 0.25s;
}

.site-page .site-nav a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid rgba(0, 255, 170, 0.28);
    background: rgba(0, 255, 170, 0.05);
    color: var(--text-main);
    font-size: 13px;
}

.site-page .site-nav a:hover,
.site-page .github-mini:hover,
.site-page .menu-btn:hover {
    color: var(--primary-glow);
}

.site-page .site-nav a:hover {
    border-color: rgba(0, 255, 170, 0.72);
    box-shadow: 0 0 10px rgba(0, 255, 170, 0.28);
}

.site-page .nav-actions {
    display: flex;
    align-items: center;
    gap: 0;
}

.site-page .github-mini {
    font-size: 13px;
}

.site-page .menu-btn {
    background: transparent;
    border: none;
    font-size: 18px;
    cursor: pointer;
    line-height: 1;
}

.site-page .main-btn {
    display: inline-block;
    padding: 12px 30px;
    background: var(--primary-glow);
    color: #03120b;
    text-decoration: none;
    border-radius: 7px;
    border: 1px solid rgba(0, 255, 170, 0.7);
    transition: 0.25s;
    font-weight: 700;
    letter-spacing: 0.2px;
    margin-bottom: 0;
}

.site-page .main-btn:hover {
    box-shadow: 0 0 25px rgba(0, 255, 170, 0.7);
    transform: scale(1.02);
}

.site-page .nav-github {
    padding: 9px 20px;
    font-size: 13px;
}

/* ===== Home Page (Screenshot-like) ===== */

.home-page .hero-header {
    padding: 18px 18px 8px;
    text-align: center;
}

.home-page .hero-content {
    padding: 64px 20px 24px;
}

.home-page .hero-content h1 {
    font-size: clamp(32px, 4.1vw, 48px);
    font-weight: 700;
    color: #f8fafc;
    margin-bottom: 14px;
}

.home-page .hero-content p {
    font-size: clamp(16px, 1.5vw, 22px);
    color: var(--text-muted);
    opacity: 1;
    margin-bottom: 26px;
}

.home-page .hero-btn {
    min-width: 190px;
    margin-bottom: 16px;
}

.home-page .header-controls {
    margin-top: 8px;
}

.home-page .auth-buttons {
    margin-top: 8px;
}

.home-page .auth-btn {
    display: inline-block;
    margin: 5px 8px;
    padding: 8px 26px;
    border-radius: 5px;
    text-decoration: none;
    font-size: 14px;
    border: 1px solid rgba(0, 255, 136, 0.7);
    color: #00ff88;
    background: rgba(0, 255, 136, 0.08);
    transition: 0.25s;
}

.home-page .auth-btn.register {
    background: rgba(0, 255, 136, 0.12);
}

.home-page .auth-btn:hover {
    box-shadow: 0 0 14px rgba(0, 255, 136, 0.6);
}

.home-page main {
    padding: 0 24px 10px;
}

.site-page .section-title {
    font-size: clamp(22px, 2.2vw, 30px);
    font-weight: 600;
    margin: 0 25px;
    color: var(--text-main);
    white-space: nowrap;
}

.site-page .section-title-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-bottom: 30px;
}

.site-page .section-title-line {
    flex-grow: 1;
    max-width: 250px;
    min-width: 60px;
    height: 1px;
    opacity: 0.8;
    position: relative;
}

.site-page .section-title-line.left {
    background: linear-gradient(to left, var(--primary-glow), transparent);
}

.site-page .section-title-line.right {
    background: linear-gradient(to right, var(--primary-glow), transparent);
}

.site-page .section-title-line.left::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 2px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 10px 3px rgba(0, 255, 170, 0.55);
}

.site-page .section-title-line.right::after {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 2px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 10px 3px rgba(0, 255, 170, 0.55);
}

.site-page .color-primary {
    color: var(--primary-glow);
    text-shadow: 0 0 8px rgba(0, 255, 170, 0.4);
}

.site-page .color-white {
    color: var(--text-main);
}

.home-page .header-projects,
.home-page .projects-section {
    padding: 8px 0 16px;
}

.home-page .blocks {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.home-page .card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(8px);
    box-shadow:
        0 0 0 1px rgba(0, 255, 170, 0.05) inset,
        0 8px 16px rgba(0, 0, 0, 0.28);
    transition: transform 0.3s, box-shadow 0.3s;
}

.home-page .card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 20%;
    right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-glow), transparent);
    opacity: 0.8;
    box-shadow: 0 0 10px var(--primary-glow);
}

.home-page .card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6), 0 0 15px rgba(0, 255, 170, 0.15);
}

.home-page .card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.home-page .card-icon {
    font-size: 20px;
}

.home-page .card h3 {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
}

.home-page .card p {
    color: var(--text-muted);
    font-size: 18px;
    line-height: 1.6;
    margin: 0 0 25px 0;
    flex-grow: 1;
    min-height: auto;
}

.home-page .card a {
    display: inline-block;
    margin-top: 12px;
    min-width: 60%;
    padding: 8px 14px;
    border-radius: 4px;
    border: 1px solid rgba(0, 255, 170, 0.5);
    color: var(--text-main);
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    transition: 0.25s;
}

.home-page .card a:hover {
    background: rgba(0, 255, 170, 0.05);
    box-shadow: 0 0 15px rgba(0, 255, 170, 0.2) inset, 0 0 10px rgba(0, 255, 170, 0.2);
    border-color: var(--primary-glow);
}

.home-page .color-primary {
    color: var(--primary-glow);
    text-shadow: 0 0 8px rgba(0, 255, 170, 0.4);
}

.home-page .color-white {
    color: var(--text-main);
}

.home-page footer {
    margin-top: 10px;
    text-align: center;
    padding: 18px 0 22px;
    opacity: 0.62;
    border-top: 1px solid rgba(0, 255, 136, 0.16);
}

/* ===== Tool Page ===== */

.tool-page .tool-header {
    padding: 18px 18px 10px;
    text-align: center;
}

.tool-page .tool-hero {
    padding: 64px 20px 24px;
}

.tool-page .tool-hero h1 {
    font-size: clamp(32px, 4.1vw, 48px);
    color: #f8fafc;
    margin-bottom: 14px;
}

.tool-page .tool-hero p {
    font-size: clamp(16px, 1.5vw, 22px);
    color: var(--text-muted);
    opacity: 1;
}

.tool-page main {
    padding: 0 24px 10px;
}

.tool-page .mikrotik-section {
    max-width: 100%;
    padding: 8px 0 16px;
}

.tool-page .script-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px;
    overflow: hidden;
    position: relative;
    backdrop-filter: blur(8px);
    box-shadow:
        0 0 0 1px rgba(0, 255, 170, 0.05) inset,
        0 8px 16px rgba(0, 0, 0, 0.28);
}

.tool-page .script-container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 20%;
    right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-glow), transparent);
    opacity: 0.8;
    box-shadow: 0 0 10px var(--primary-glow);
}

.tool-page .script-header {
    margin-bottom: 22px;
}

.tool-page .script-header h2,
.tool-page .script-container > h2 {
    color: var(--text-main);
    font-size: 24px;
    font-weight: 600;
}

.tool-page .tabs {
    border-bottom-color: rgba(0, 255, 170, 0.16);
}

.tool-page .tab-btn {
    color: var(--text-muted);
}

.tool-page .tab-btn.active,
.tool-page .tab-btn:hover {
    color: var(--primary-glow);
    border-bottom-color: var(--primary-glow);
}

.tool-page .generate-btn {
    background-color: var(--primary-glow);
    color: #000;
    border: none;
    box-shadow: 0 0 15px rgba(0, 255, 170, 0.4);
}

.tool-page .generate-btn:hover {
    box-shadow: 0 0 25px rgba(0, 255, 170, 0.7);
    transform: scale(1.01);
}

.tool-page .copy-btn {
    border-color: rgba(0, 255, 170, 0.5);
    color: var(--text-main);
    background: transparent;
}

.tool-page .copy-btn:hover {
    background: rgba(0, 255, 170, 0.05);
    box-shadow: 0 0 15px rgba(0, 255, 170, 0.2) inset, 0 0 10px rgba(0, 255, 170, 0.2);
    border-color: var(--primary-glow);
    color: var(--text-main);
}

.tool-page .form-group label,
.tool-page .output-container h3 {
    color: var(--primary-glow);
}

.tool-page .info-text,
.tool-page .dns-column h4,
.tool-page .dns-checkbox-item {
    color: var(--text-muted);
}

.tool-page .command-box {
    border-color: var(--border-color);
    background: rgba(2, 8, 5, 0.72);
}

.tool-page .command-box pre {
    color: var(--primary-glow);
}

.tool-page .form-group input,
.tool-page .form-group select,
.tool-page .dns-checkbox-item {
    border-color: var(--border-color);
    background: rgba(2, 8, 5, 0.7);
}

.tool-page .form-group input:focus,
.tool-page .form-group select:focus,
.tool-page .dns-checkbox-item:hover {
    box-shadow: 0 0 10px rgba(0, 255, 170, 0.3);
    border-color: rgba(0, 255, 170, 0.65);
}

.tool-page .dns-checkbox-item input[type="checkbox"] {
    accent-color: var(--primary-glow);
}

.tool-page .dns-checkbox-item input[type="checkbox"]:checked + span {
    color: var(--primary-glow);
}

.tool-page .copy-btn,
.tool-page .generate-btn,
.tool-page .tab-btn {
    font-family: "JetBrains Mono", Consolas, monospace;
    box-shadow: 0 0 0 1px rgba(0, 255, 170, 0.06) inset;
}

.tool-page footer {
    margin-top: 10px;
    text-align: center;
    padding: 18px 0 22px;
    opacity: 0.62;
    border-top: 1px solid rgba(0, 255, 136, 0.16);
}

@media (max-width: 900px) {
    .site-page .site-nav {
        gap: 8px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .site-page .top-nav {
        flex-wrap: wrap;
        gap: 14px;
        justify-content: center;
    }

    .site-page .brand {
        width: 100%;
        text-align: center;
    }

    .site-page .nav-actions {
        margin-left: auto;
    }

    .site-page .section-title-line {
        max-width: 120px;
    }

    .home-page .blocks {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .site-page {
        padding-top: 18px;
    }

    .site-page .page-shell {
        border-radius: 10px;
    }

    .home-page .hero-content {
        padding-top: 52px;
    }

    .tool-page .tool-hero {
        padding-top: 30px;
    }

    .tool-page main {
        padding: 0 12px 14px;
    }

    .site-page .site-nav {
        display: none;
    }

    .site-page .github-mini,
    .site-page .menu-btn {
        display: none;
    }

    .site-page .nav-github {
        padding: 8px 14px;
        font-size: 12px;
    }

    .site-page .top-nav {
        padding: 12px 14px 16px;
    }

    .home-page .blocks {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .site-page .section-title {
        margin: 0 14px;
        font-size: 22px;
    }
}

header {
    text-align: center;
    padding: 60px 20px;
}

header h1 {
    font-size: 42px;
    margin-bottom: 10px;
}

header p {
    opacity: 0.7;
}

.header-controls {
    margin-top: 25px;
}

.main-btn {
    display: inline-block;
    padding: 12px 30px;
    background: #00ff88;
    color: black;
    text-decoration: none;
    border-radius: 6px;
    transition: 0.3s;
    font-weight: bold;
    margin-bottom: 15px;
}

.main-btn:hover {
    box-shadow: 0 0 15px #00ff88;
}

/* ===== Auth Buttons ===== */

.auth-buttons {
    margin-top: 15px;
}

.auth-btn {
    display: inline-block;
    margin: 5px 10px;
    padding: 8px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 14px;
    transition: 0.3s;
    border: 1px solid #00ff88;
}

.auth-btn.login {
    background: transparent;
    color: #00ff88;
}

.auth-btn.register {
    background: #00ff88;
    color: black;
}

.auth-btn:hover {
    box-shadow: 0 0 12px #00ff88;
}

/* ========================= */

/* projects section heading */
.projects-section {
    text-align: center;
}
.projects-section h2 {
    margin-bottom: 20px;
}

.filter-section .blocks {
    text-align: left;
}

section {
    padding: 40px 20px;
    max-width: 1000px;
    margin: auto;
    width: 100%;
}

.filters {
    margin: 20px 0;
    text-align: center;
}

.filters button {
    margin: 5px;
    padding: 8px 15px;
    background: #111;
    border: 1px solid #00ff88;
    color: #00ff88;
    cursor: pointer;
    transition: 0.3s;
    border-radius: 4px;
}

.filters button:hover {
    background: #00ff88;
    color: black;
}

.blocks {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.card {
    background: rgba(15,15,15,0.9);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #222;
    transition: 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: #00ff88;
    box-shadow: 0 0 15px #00ff88;
}

.card h3 {
    margin-bottom: 10px;
    color: #00ff88;
}

.card a {
    display: inline-block;
    margin-top: 12px;
    color: #00ff88;
    text-decoration: none;
}

/* ===== Navigation ===== */

.header-nav {
    text-align: left;
    margin-bottom: 20px;
}

.nav-btn {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid #00ff88;
    color: #00ff88;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    transition: 0.3s;
}

.nav-btn:hover {
    background: #00ff88;
    color: black;
    box-shadow: 0 0 10px #00ff88;
}

.nav-back {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid #00ff88;
    color: #00ff88;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    transition: 0.3s;
}

.nav-back:hover {
    background: #00ff88;
    color: black;
    box-shadow: 0 0 10px #00ff88;
}

/* ===== Header Projects (small cards under auth buttons) ===== */
.header-projects {
    margin-top: 18px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.header-blocks {
    display: flex;
    gap: 16px;
}

.header-blocks .card {
    width: 320px;
    padding: 16px;
}

.header-blocks .card p {
    color: #cdefd8;
    font-size: 13px;
    margin-top: 6px;
}

/* ===== Script header back button ===== */
.script-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}

.small-back {
    padding: 6px 10px;
    font-size: 13px;
}

/* ===== MikroTik Page ===== */

.mikrotik-section {
    max-width: 1400px;
}

.script-container {
    background: rgba(15, 15, 15, 0.9);
    border: 1px solid #222;
    border-radius: 10px;
    padding: 30px;
}

.script-container h2 {
    color: #00ff88;
    margin-bottom: 30px;
    font-size: 24px;
}

/* ===== Tabs ===== */

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid #222;
}

.tab-btn {
    padding: 12px 24px;
    background: transparent;
    border: none;
    color: #a0a0a0;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    transition: 0.3s;
    border-bottom: 3px solid transparent;
    font-family: Consolas, monospace;
}

.tab-btn:hover {
    color: #00ff88;
}

.tab-btn.active {
    color: #00ff88;
    border-bottom-color: #00ff88;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ===== Forms ===== */

.nat-form {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 8px;
    color: #00ff88;
    font-weight: bold;
    font-size: 14px;
}

.form-group input,
.form-group select {
    padding: 12px;
    background: #111;
    border: 1px solid #00ff88;
    color: #e2e8f0;
    border-radius: 4px;
    font-family: Consolas, monospace;
    font-size: 14px;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    box-shadow: 0 0 8px #00ff88;
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: #111;
    color: #e2e8f0;
}

/* ===== DNS Providers ===== */

.dns-columns-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 20px;
}

.dns-column {
    display: flex;
    flex-direction: column;
}

.dns-column h4 {
    color: #00ff88;
    margin-bottom: 15px;
    font-size: 16px;
    font-weight: bold;
}

.dns-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dns-checkbox-item {
    display: flex;
    align-items: center;
    padding: 12px;
    background: #111;
    border: 1px solid #222;
    border-radius: 6px;
    cursor: pointer;
    transition: 0.3s;
    color: #a0a0a0;
    font-size: 13px;
    font-weight: bold;
}

.dns-checkbox-item:hover {
    border-color: #00ff88;
    background: rgba(0, 255, 136, 0.05);
}

.dns-checkbox-item input[type="checkbox"] {
    margin-right: 10px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: #00ff88;
    flex-shrink: 0;
}

.dns-checkbox-item input[type="checkbox"]:checked + span {
    color: #00ff88;
}

.dns-checkbox-item span {
    user-select: none;
    line-height: 1.3;
}

.generate-btn {
    width: 100%;
    padding: 12px;
    background: #00ff88;
    border: none;
    color: black;
    font-weight: bold;
    border-radius: 6px;
    cursor: pointer;
    transition: 0.3s;
    font-size: 16px;
}

.generate-btn:hover {
    box-shadow: 0 0 15px #00ff88;
    transform: scale(1.02);
}

/* ===== Output ===== */

.output-container {
    margin-top: 30px;
}

.output-container h3 {
    color: #00ff88;
    margin-bottom: 10px;
}

.info-text {
    color: #a0a0a0;
    margin-bottom: 15px;
    font-size: 14px;
}

.command-box {
    background: #0a0a0a;
    border: 1px solid #00ff88;
    border-radius: 6px;
    padding: 20px;
    margin-bottom: 15px;
    overflow-x: auto;
    max-height: 400px;
    overflow-y: auto;
}

.command-box pre {
    color: #00ff88;
    font-family: Consolas, monospace;
    font-size: 13px;
    margin: 0;
    white-space: pre;
    word-wrap: normal;
}

.copy-btn {
    width: 100%;
    padding: 12px;
    background: rgba(0, 255, 136, 0.2);
    border: 1px solid #00ff88;
    color: #00ff88;
    font-weight: bold;
    border-radius: 6px;
    cursor: pointer;
    transition: 0.3s;
}

.copy-btn:hover {
    background: #00ff88;
    color: black;
    box-shadow: 0 0 12px #00ff88;
}

footer {
    margin-top: auto;
    text-align: center;
    padding: 20px 0;
    opacity: 0.6;
}