/* =====================================================
   developer_header.css
   Fully standalone — zero dependency on hub style.css
   Covers: desktop, tablet, mobile, small mobile
   ===================================================== */

/* ── CSS VARIABLES ── */
:root {
    --dev-bg:          #080c10;
    --dev-surface:     #0d1117;
    --dev-surface2:    #161b22;
    --dev-border:      #21262d;
    --dev-border2:     #30363d;
    --dev-green:       #00ff88;
    --dev-green-dim:   rgba(0, 255, 136, 0.25);
    --dev-green-glow:  rgba(0, 255, 136, 0.12);
    --dev-cyan:        #00d4ff;
    --dev-text:        #e6edf3;
    --dev-muted:       #7d8590;
    --dev-muted2:      #484f58;
    --dev-red:         #ff4757;
}

/* ── HEADER ── */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(8, 12, 16, 0.90);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--dev-border);
    font-family: 'Syne', sans-serif;
}

.dev-header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

.dev-nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    gap: 16px;
}

/* ── LOGO ── */
.dev-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    flex-shrink: 0;
}

.dev-logo-icon {
    width: 34px;
    height: 34px;
    border: 1.5px solid var(--dev-green);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 10px var(--dev-green-dim);
    background: transparent;
}

.dev-logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--dev-text);
    letter-spacing: -0.3px;
    white-space: nowrap;
}

.dev-logo-text span {
    color: var(--dev-green);
}

/* ── NAV MENU (desktop) ── */
.dev-nav-menu {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

.dev-nav-link {
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    color: var(--dev-muted);
    letter-spacing: 0.2px;
    transition: color 0.2s;
    white-space: nowrap;
}

.dev-nav-link:hover,
.dev-nav-link.active {
    color: var(--dev-text);
}

/* ── HUB / DEVELOPER TOGGLE ── */
.dev-nav-switch {
    display: flex;
    align-items: center;
    background: var(--dev-surface2);
    border: 1px solid var(--dev-border);
    border-radius: 8px;
    padding: 3px;
    gap: 2px;
    flex-shrink: 0;
}

.dev-switch-btn {
    padding: 5px 14px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--dev-muted);
    font-family: 'Syne', sans-serif;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.dev-switch-btn:hover {
    color: var(--dev-text);
}

.dev-switch-btn.active {
    background: var(--dev-green);
    color: #000;
    box-shadow: 0 0 10px var(--dev-green-dim);
}

/* ── DESKTOP AUTH BUTTONS ── */
.dev-nav-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.dev-auth-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ── SHARED BUTTON BASE ── */
.dev-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border-radius: 7px;
    font-family: 'Syne', sans-serif;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-decoration: none;
    white-space: nowrap;
}

.dev-btn-ghost {
    background: transparent;
    border: 1px solid var(--dev-border2);
    color: var(--dev-muted);
}

.dev-btn-ghost:hover {
    border-color: var(--dev-green);
    color: var(--dev-green);
}

.dev-btn-primary {
    background: var(--dev-green);
    color: #000;
    font-weight: 700;
    box-shadow: 0 0 14px var(--dev-green-dim);
}

.dev-btn-primary:hover {
    box-shadow: 0 0 22px rgba(0, 255, 136, 0.45);
    transform: translateY(-1px);
}

.dev-btn-logout {
    background: transparent;
    border: 1px solid var(--dev-border2);
    color: var(--dev-muted);
    width: 100%;
    justify-content: center;
}

.dev-btn-logout:hover {
    border-color: var(--dev-red);
    color: var(--dev-red);
}

.dev-w-full {
    width: 100%;
    justify-content: center;
}

/* ── PROFILE ICON BUTTON ── */
.dev-profile-container {
    position: relative;
}

.dev-btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    justify-content: center;
    background: var(--dev-surface2);
    border: 1px solid var(--dev-border2);
    color: var(--dev-green);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 700;
}

.dev-btn-icon:hover {
    border-color: var(--dev-green);
    box-shadow: 0 0 10px var(--dev-green-glow);
}

/* ── PROFILE DROPDOWN ── */
.dev-dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 220px;
    background: var(--dev-surface);
    border: 1px solid var(--dev-border2);
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    padding: 12px;
    z-index: 999;
    flex-direction: column;
    gap: 4px;
}

.dev-dropdown-menu.active {
    display: flex;
}

.dev-dropdown-header {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    color: var(--dev-muted2);
    letter-spacing: 0.5px;
    padding: 0 4px;
    margin-bottom: 2px;
}

.dev-dropdown-email {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--dev-text);
    padding: 0 4px;
    margin-bottom: 8px;
    word-break: break-all;
}

.dev-dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    color: var(--dev-muted);
    transition: all 0.2s;
}

.dev-dropdown-item:hover {
    background: var(--dev-surface2);
    color: var(--dev-text);
}

.dev-dropdown-divider {
    border: none;
    border-top: 1px solid var(--dev-border);
    margin: 6px 0;
}

/* ── MOBILE TOGGLE (hamburger) ── */
.dev-mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    flex-shrink: 0;
}

.dev-mobile-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--dev-muted);
    border-radius: 2px;
    transition: all 0.3s;
}

.dev-mobile-toggle:hover span {
    background: var(--dev-green);
}

/* Hamburger → X animation */
.dev-mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
    background: var(--dev-green);
}
.dev-mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}
.dev-mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    background: var(--dev-green);
}

/* ── MOBILE NAV ACTIONS (inside nav menu) ── */
.dev-nav-actions-mobile {
    display: none;
    gap: 8px;
    padding: 12px 0 4px;
    border-top: 1px solid var(--dev-border);
    margin-top: 8px;
}

/* ── MOBILE PROFILE (inside nav menu) ── */
.dev-mobile-profile {
    padding: 12px;
    background: var(--dev-surface2);
    border: 1px solid var(--dev-border);
    border-radius: 8px;
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* ════════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════════ */

/* ── TABLET ── */
@media (max-width: 1024px) {
    .dev-header-container {
        padding: 0 20px;
    }

    .dev-nav-menu {
        gap: 20px;
    }

    .dev-nav-link {
        font-size: 12px;
    }
}

/* ── MOBILE ── */
@media (max-width: 768px) {
    .dev-header-container {
        padding: 0 16px;
    }

    .dev-nav-wrapper {
        height: 58px;
    }

    /* Hide desktop nav and auth */
    .dev-nav-menu,
    .dev-nav-actions {
        display: none;
    }

    /* Show hamburger */
    .dev-mobile-toggle {
        display: flex;
    }

    /* Open state — full width dropdown */
    .dev-nav-menu.active {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        position: absolute;
        top: 58px;
        left: 0;
        right: 0;
        background: var(--dev-surface);
        border-bottom: 1px solid var(--dev-border);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
        padding: 16px 20px 20px;
        gap: 0;
        z-index: 999;
    }

    .dev-nav-menu.active .dev-nav-link {
        display: block;
        width: 100%;
        padding: 11px 0;
        font-size: 14px;
        border-bottom: 1px solid var(--dev-border);
        color: var(--dev-muted);
    }

    .dev-nav-menu.active .dev-nav-link:hover {
        color: var(--dev-green);
    }

    .dev-nav-menu.active .dev-nav-link:last-of-type {
        border-bottom: none;
    }

    /* Show mobile auth buttons inside nav */
    .dev-nav-menu.active .dev-nav-actions-mobile {
        display: flex;
        width: 100%;
    }

    /* Toggle compact on mobile */
    .dev-nav-switch {
        margin-left: auto;
    }

    .dev-switch-btn {
        padding: 5px 10px;
        font-size: 11px;
    }

    /* Logo text smaller */
    .dev-logo-text {
        font-size: 16px;
    }
}

/* ── SMALL MOBILE ── */
@media (max-width: 480px) {
    .dev-logo-icon {
        width: 28px;
        height: 28px;
    }

    .dev-logo-text {
        font-size: 20px;
    }

    .dev-switch-btn {
        padding: 4px 8px;
        font-size: 10px;
    }

    .dev-btn {
        padding: 7px 14px;
        font-size: 11px;
    }
}

/* ── VERY SMALL ── */
@media (max-width: 360px) {
    /* Hide logo text, keep icon only */
    .dev-logo-text {
        display: none;
    }

    .dev-switch-btn {
        padding: 4px 6px;
        font-size: 10px;
    }
}