/* =====================================================
   PIXELSTUDIO — LOGO DESIGNER
   Matches the main site: dark base, #FF4D0F accent
===================================================== */

:root {
    --brand: #FF4D0F;
    --bg: #0F0F0F;
    --surface: #1C1C1C;
    --surface-2: #242424;
    --text: #FFFFFF;
    --muted: #A8A8A8;
    --border: rgba(255, 255, 255, 0.1);
    --radius: 18px;
    --font-body: "Inter", system-ui, sans-serif;
    --font-head: "Space Grotesk", "Inter", sans-serif;
}

body.light-mode {
    --bg: #F6F4F1;
    --surface: #FFFFFF;
    --surface-2: #F0EDE9;
    --text: #141414;
    --muted: #5E5E5E;
    --border: rgba(0, 0, 0, 0.12);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
}

h1, h2 { font-family: var(--font-head); margin: 0; line-height: 1.1; }

a { color: inherit; }

button, input, select { font: inherit; color: inherit; }

:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }

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

.navbar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 5%;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-icon {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--brand);
    color: #fff;
    font: 700 1.4rem var(--font-head);
}

.brand-name {
    font: 700 1.6rem var(--font-head);
    letter-spacing: -0.02em;
}

.brand-name span { color: var(--brand); }

.nav-links {
    display: flex;
    gap: 36px;
    margin: 0 auto;
}

.nav-links a {
    position: relative;
    padding: 6px 0;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover { color: var(--brand); }

.nav-links a.active::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -4px;
    height: 2px;
    background: var(--brand);
}

.theme-toggle,
.menu-toggle {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--surface);
    cursor: pointer;
    font-size: 1.2rem;
    transition: border-color 0.2s;
}

.theme-toggle:hover,
.menu-toggle:hover { border-color: var(--brand); }

.menu-toggle { display: none; }

/* ================= HERO ================= */

.designer-hero {
    max-width: 1240px;
    margin: 0 auto;
    padding: 72px 5% 40px;
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    color: var(--brand);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
}

.eyebrow span { width: 36px; height: 2px; background: var(--brand); }

.designer-hero h1 {
    font-size: clamp(2.4rem, 6vw, 4.6rem);
    letter-spacing: -0.03em;
}

.designer-hero h1 span { display: block; color: var(--brand); }

.designer-hero p {
    max-width: 58ch;
    margin: 22px 0 0;
    color: var(--muted);
    font-size: 1.1rem;
}

/* ================= DESIGNER LAYOUT ================= */

.designer {
    display: grid;
    grid-template-columns: 380px minmax(0, 1fr);
    gap: 32px;
    max-width: 1240px;
    margin: 0 auto;
    padding: 20px 5% 80px;
    align-items: start;
}

.section-label {
    display: block;
    margin-bottom: 6px;
    color: var(--brand);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
}

/* ---------- Controls ---------- */

.controls {
    position: sticky;
    top: 100px;
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.control-header { margin-bottom: 24px; }
.control-header h2 { font-size: 1.6rem; }

.control-group { margin-bottom: 20px; }

.control-group > label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--muted);
}

.control-group input[type="text"],
.control-group select {
    width: 100%;
    padding: 13px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: border-color 0.2s;
}

.control-group input[type="text"]:focus,
.control-group select:focus { border-color: var(--brand); outline: none; }

.color-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.control-group input[type="color"] {
    width: 100%;
    height: 50px;
    padding: 4px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
}

.background-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.background-btn {
    padding: 11px 6px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.background-btn:hover { border-color: var(--brand); }

.background-btn.active {
    background: var(--brand);
    border-color: var(--brand);
    color: #fff;
    font-weight: 600;
}

.download-btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-top: 8px;
    padding: 16px 20px;
    background: var(--brand);
    border: none;
    border-radius: 12px;
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s, filter 0.2s;
}

.download-btn:hover { transform: translateY(-2px); filter: brightness(1.08); }
.download-btn:disabled { opacity: 0.6; cursor: wait; transform: none; }

/* ---------- Preview ---------- */

.preview-area {
    min-width: 0;
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 16px;
    margin-bottom: 20px;
}

.preview-header h2 { font-size: 1.6rem; }

#previewStatus {
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--muted);
    font-size: 0.8rem;
    white-space: nowrap;
}

.logo-preview {
    display: grid;
    place-items: center;
    min-height: 340px;
    padding: 40px;
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    transition: background 0.3s;
}

.logo-preview.bg-light { background: #FFFFFF; --ink: #141414; }
.logo-preview.bg-dark  { background: #0F0F0F; --ink: #FFFFFF; }

.logo-preview.bg-transparent {
    --ink: #141414;
    background-color: #fff;
    background-image:
        linear-gradient(45deg, #e4e4e4 25%, transparent 25%, transparent 75%, #e4e4e4 75%),
        linear-gradient(45deg, #e4e4e4 25%, transparent 25%, transparent 75%, #e4e4e4 75%);
    background-size: 24px 24px;
    background-position: 0 0, 12px 12px;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 22px;
    max-width: 100%;
    color: var(--ink);
}

.logo-symbol svg { display: block; width: 110px; height: 110px; }

.logo-text { display: flex; flex-direction: column; min-width: 0; }

.logo-text strong {
    font-size: clamp(2rem, 5vw, 3.4rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.02em;
    overflow-wrap: anywhere;
}

.logo-text small {
    margin-top: 6px;
    font-size: 1rem;
    opacity: 0.6;
}

.logo-text small:empty { display: none; }

/* layout variants */
.logo-container.layout-vertical { flex-direction: column; text-align: center; gap: 16px; }
.logo-container.layout-vertical .logo-text { align-items: center; }
.logo-container.layout-symbol .logo-text { display: none; }
.logo-container.layout-symbol .logo-symbol svg { width: 160px; height: 160px; }
.logo-container.layout-wordmark .logo-symbol { display: none; }

/* ---------- Versions ---------- */

.versions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.version-card {
    padding: 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 14px;
}

.version-heading { margin-bottom: 10px; }
.version-heading span { display: block; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; }
.version-heading small { color: var(--muted); font-size: 0.78rem; }

.mini-preview {
    display: grid;
    place-items: center;
    height: 110px;
    border-radius: 10px;
    overflow: hidden;
    padding: 8px;
}

.light-preview { background: #fff; color: #141414; }
.dark-preview  { background: #0F0F0F; color: #fff; }
.icon-preview  { background: var(--surface-2); }

.mini-logo { display: flex; align-items: center; gap: 8px; max-width: 100%; }
.mini-symbol svg { display: block; width: 34px; height: 34px; }
.mini-logo strong { font-size: 1rem; overflow-wrap: anywhere; }

.icon-logo {
    display: grid;
    place-items: center;
    width: 76px;
    height: 76px;
    border-radius: 20px;
    background: var(--brand);
}

.icon-logo svg { width: 46px; height: 46px; }

/* ---------- Info ---------- */

.designer-info {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.designer-info span { display: block; color: var(--muted); font-size: 0.72rem; letter-spacing: 0.1em; }
.designer-info strong { font-size: 0.9rem; }

/* ================= CTA ================= */

.designer-cta {
    max-width: 1240px;
    margin: 0 auto 80px;
    padding: 56px 5%;
    text-align: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
}

.designer-cta h2 { max-width: 20ch; margin: 0 auto 28px; font-size: clamp(1.8rem, 4vw, 3rem); }
.designer-cta h2 span { color: var(--brand); }

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 30px;
    background: var(--brand);
    border-radius: 999px;
    color: #fff;
    font-weight: 700;
    text-decoration: none;
    transition: gap 0.2s, filter 0.2s;
}

.cta-btn:hover { gap: 16px; filter: brightness(1.08); }

/* ================= FOOTER ================= */

.footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    padding: 36px 5%;
    border-top: 1px solid var(--border);
    color: var(--muted);
}

.footer-brand p { margin: 10px 0 0; max-width: 34ch; font-size: 0.9rem; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--brand); }
.footer-copy { font-size: 0.85rem; }

/* ================= RESPONSIVE ================= */

@media (max-width: 960px) {
    .designer { grid-template-columns: 1fr; }
    .controls { position: static; }
}

@media (max-width: 800px) {
    .menu-toggle { display: block; }
    .theme-toggle { margin-left: auto; }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        flex-direction: column;
        gap: 0;
        margin: 0;
        padding: 8px 5% 16px;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        display: none;
    }

    .nav-links.open { display: flex; }
    .nav-links a { padding: 14px 0; }
    .nav-links a.active::after { display: none; }
    .nav-links a.active { color: var(--brand); }
}

@media (max-width: 600px) {
    .versions { grid-template-columns: 1fr; }
    .logo-preview { padding: 24px; min-height: 280px; }
    .logo-symbol svg { width: 80px; height: 80px; }
    .controls, .preview-area { padding: 20px; }
    .designer-info { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; scroll-behavior: auto !important; }
}